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2999 lines
113 KiB
2999 lines
113 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: |
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// |
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//=========================================================================== |
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#include "cbase.h" |
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#include "materialsystem/imaterialsystem.h" |
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#include "materialsystem/itexture.h" |
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#include "materialsystem/imaterialvar.h" |
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#include "materialsystem/imaterialsystemhardwareconfig.h" |
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#include "materialsystem/materialsystem_config.h" |
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#include "tier1/callqueue.h" |
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#include "colorcorrectionmgr.h" |
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#include "view_scene.h" |
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#include "c_world.h" |
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#include "bitmap/tgawriter.h" |
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#include "filesystem.h" |
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#include "tier0/vprof.h" |
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#include "proxyentity.h" |
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//----------------------------------------------------------------------------- |
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// Globals |
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//----------------------------------------------------------------------------- |
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// mapmaker controlled autoexposure |
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bool g_bUseCustomAutoExposureMin = false; |
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bool g_bUseCustomAutoExposureMax = false; |
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bool g_bUseCustomBloomScale = false; |
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float g_flCustomAutoExposureMin = 0; |
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float g_flCustomAutoExposureMax = 0; |
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float g_flCustomBloomScale = 0.0f; |
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float g_flCustomBloomScaleMinimum = 0.0f; |
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bool g_bFlashlightIsOn = false; |
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// hdr parameters |
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ConVar mat_bloomscale( "mat_bloomscale", "1" ); |
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ConVar mat_hdr_level( "mat_hdr_level", "2", FCVAR_ARCHIVE ); |
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ConVar mat_bloomamount_rate( "mat_bloomamount_rate", "0.05f", FCVAR_CHEAT ); |
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static ConVar debug_postproc( "mat_debug_postprocessing_effects", "0", FCVAR_NONE, "0 = off, 1 = show post-processing passes in quadrants of the screen, 2 = only apply post-processing to the centre of the screen" ); |
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static ConVar split_postproc( "mat_debug_process_halfscreen", "0", FCVAR_CHEAT ); |
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static ConVar mat_postprocessing_combine( "mat_postprocessing_combine", "1", FCVAR_NONE, "Combine bloom, software anti-aliasing and color correction into one post-processing pass" ); |
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static ConVar mat_dynamic_tonemapping( "mat_dynamic_tonemapping", "1", FCVAR_CHEAT ); |
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static ConVar mat_show_ab_hdr( "mat_show_ab_hdr", "0" ); |
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static ConVar mat_tonemapping_occlusion_use_stencil( "mat_tonemapping_occlusion_use_stencil", "0" ); |
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ConVar mat_debug_autoexposure("mat_debug_autoexposure","0", FCVAR_CHEAT); |
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static ConVar mat_autoexposure_max( "mat_autoexposure_max", "2" ); |
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static ConVar mat_autoexposure_min( "mat_autoexposure_min", "0.5" ); |
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static ConVar mat_show_histogram( "mat_show_histogram", "0" ); |
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ConVar mat_hdr_tonemapscale( "mat_hdr_tonemapscale", "1.0", FCVAR_CHEAT ); |
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ConVar mat_hdr_uncapexposure( "mat_hdr_uncapexposure", "0", FCVAR_CHEAT ); |
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ConVar mat_force_bloom("mat_force_bloom","0", FCVAR_CHEAT); |
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ConVar mat_disable_bloom("mat_disable_bloom","0"); |
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ConVar mat_debug_bloom("mat_debug_bloom","0", FCVAR_CHEAT); |
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ConVar mat_colorcorrection( "mat_colorcorrection", "0" ); |
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ConVar mat_accelerate_adjust_exposure_down( "mat_accelerate_adjust_exposure_down", "3.0", FCVAR_CHEAT ); |
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ConVar mat_hdr_manual_tonemap_rate( "mat_hdr_manual_tonemap_rate", "1.0" ); |
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// fudge factor to make non-hdr bloom more closely match hdr bloom. Because of auto-exposure, high |
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// bloomscales don't blow out as much in hdr. this factor was derived by comparing images in a |
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// reference scene. |
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ConVar mat_non_hdr_bloom_scalefactor("mat_non_hdr_bloom_scalefactor",".3"); |
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// Apply addition scale to the final bloom scale |
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static ConVar mat_bloom_scalefactor_scalar( "mat_bloom_scalefactor_scalar", "1.0" ); |
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//ConVar mat_exposure_center_region_x( "mat_exposure_center_region_x","0.75", FCVAR_CHEAT ); |
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//ConVar mat_exposure_center_region_y( "mat_exposure_center_region_y","0.80", FCVAR_CHEAT ); |
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//ConVar mat_exposure_center_region_x_flashlight( "mat_exposure_center_region_x_flashlight","0.33", FCVAR_CHEAT ); |
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//ConVar mat_exposure_center_region_y_flashlight( "mat_exposure_center_region_y_flashlight","0.33", FCVAR_CHEAT ); |
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ConVar mat_exposure_center_region_x( "mat_exposure_center_region_x","0.9", FCVAR_CHEAT ); |
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ConVar mat_exposure_center_region_y( "mat_exposure_center_region_y","0.85", FCVAR_CHEAT ); |
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ConVar mat_exposure_center_region_x_flashlight( "mat_exposure_center_region_x_flashlight","0.9", FCVAR_CHEAT ); |
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ConVar mat_exposure_center_region_y_flashlight( "mat_exposure_center_region_y_flashlight","0.85", FCVAR_CHEAT ); |
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ConVar mat_tonemap_algorithm( "mat_tonemap_algorithm", "1", FCVAR_CHEAT, "0 = Original Algorithm 1 = New Algorithm" ); |
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ConVar mat_tonemap_percent_target( "mat_tonemap_percent_target", "60.0", FCVAR_CHEAT ); |
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ConVar mat_tonemap_percent_bright_pixels( "mat_tonemap_percent_bright_pixels", "2.0", FCVAR_CHEAT ); |
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ConVar mat_tonemap_min_avglum( "mat_tonemap_min_avglum", "3.0", FCVAR_CHEAT ); |
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ConVar mat_fullbright( "mat_fullbright", "0", FCVAR_CHEAT ); |
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extern ConVar localplayer_visionflags; |
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enum PostProcessingCondition { |
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PPP_ALWAYS, |
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PPP_IF_COND_VAR, |
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PPP_IF_NOT_COND_VAR |
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}; |
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struct PostProcessingPass { |
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PostProcessingCondition ppp_test; |
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ConVar const *cvar_to_test; |
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char const *material_name; // terminate list with null |
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char const *dest_rendering_target; |
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char const *src_rendering_target; // can be null. needed for source scaling |
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int xdest_scale,ydest_scale; // allows scaling down |
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int xsrc_scale,ysrc_scale; // allows scaling down |
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CMaterialReference m_mat_ref; // so we don't have to keep searching |
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}; |
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#define PPP_PROCESS_PARTIAL_SRC(srcmatname,dest_rt_name,src_tname,scale) \ |
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{PPP_ALWAYS,0,srcmatname,dest_rt_name,src_tname,1,1,scale,scale} |
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#define PPP_PROCESS_PARTIAL_DEST(srcmatname,dest_rt_name,src_tname,scale) \ |
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{PPP_ALWAYS,0,srcmatname,dest_rt_name,src_tname,scale,scale,1,1} |
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#define PPP_PROCESS_PARTIAL_SRC_PARTIAL_DEST(srcmatname,dest_rt_name,src_tname,srcscale,destscale) \ |
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{PPP_ALWAYS,0,srcmatname,dest_rt_name,src_tname,destscale,destscale,srcscale,srcscale} |
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#define PPP_END {PPP_ALWAYS,0,NULL,NULL,0,0,0,0,0} |
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#define PPP_PROCESS(srcmatname,dest_rt_name) {PPP_ALWAYS,0,srcmatname,dest_rt_name,0,1,1,1,1} |
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#define PPP_PROCESS_IF_CVAR(cvarptr,srcmatname,dest_rt_name) \ |
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{PPP_IF_COND_VAR,cvarptr,srcmatname,dest_rt_name,0,1,1,1,1} |
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#define PPP_PROCESS_IF_NOT_CVAR(cvarptr,srcmatname,dest_rt_name) \ |
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{PPP_IF_NOT_COND_VAR,cvarptr,srcmatname,dest_rt_name,0,1,1,1,1} |
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#define PPP_PROCESS_IF_NOT_CVAR_SRCTEXTURE(cvarptr,srcmatname,src_tname,dest_rt_name) \ |
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{PPP_IF_NOT_COND_VAR,cvarptr,srcmatname,dest_rt_name,src_tname,1,1,1,1} |
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#define PPP_PROCESS_IF_CVAR_SRCTEXTURE(cvarptr,srcmatname,src_txtrname,dest_rt_name) \ |
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{PPP_IF_COND_VAR,cvarptr,srcmatname,dest_rt_name,src_txtrname,1,1,1,1} |
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#define PPP_PROCESS_SRCTEXTURE(srcmatname,src_tname,dest_rt_name) \ |
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{PPP_ALWAYS,0,srcmatname,dest_rt_name,src_tname,1,1,1,1} |
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struct ClipBox |
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{ |
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int m_minx, m_miny; |
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int m_maxx, m_maxy; |
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}; |
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static void DrawClippedScreenSpaceRectangle( |
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IMaterial *pMaterial, |
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int destx, int desty, |
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int width, int height, |
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float src_texture_x0, float src_texture_y0, // which texel you want to appear at |
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// destx/y |
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float src_texture_x1, float src_texture_y1, // which texel you want to appear at |
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// destx+width-1, desty+height-1 |
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int src_texture_width, int src_texture_height, // needed for fixup |
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ClipBox const *clipbox, |
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void *pClientRenderable = NULL ) |
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{ |
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if (clipbox) |
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{ |
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if ( (destx > clipbox->m_maxx ) || ( desty > clipbox->m_maxy )) |
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return; |
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if ( (destx + width - 1 < clipbox->m_minx ) || ( desty + height - 1 < clipbox->m_miny )) |
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return; |
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// left clip |
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if ( destx < clipbox->m_minx ) |
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{ |
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src_texture_x0 = FLerp( src_texture_x0, src_texture_x1, destx, destx + width - 1, clipbox->m_minx ); |
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width -= ( clipbox->m_minx - destx ); |
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destx = clipbox->m_minx; |
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} |
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// top clip |
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if ( desty < clipbox->m_miny ) |
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{ |
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src_texture_y0 = FLerp( src_texture_y0, src_texture_y1, desty, desty + height - 1, clipbox->m_miny ); |
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height -= ( clipbox->m_miny - desty ); |
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desty = clipbox->m_miny; |
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} |
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// right clip |
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if ( destx + width - 1 > clipbox->m_maxx ) |
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{ |
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src_texture_x1 = FLerp( src_texture_x0, src_texture_x1, destx, destx + width - 1, clipbox->m_maxx ); |
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width = clipbox->m_maxx - destx; |
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} |
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// bottom clip |
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if ( desty + height - 1 > clipbox->m_maxy ) |
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{ |
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src_texture_y1 = FLerp( src_texture_y0, src_texture_y1, desty, desty + height - 1, clipbox->m_maxy ); |
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height = clipbox->m_maxy - desty; |
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} |
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} |
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CMatRenderContextPtr pRenderContext( materials ); |
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pRenderContext->DrawScreenSpaceRectangle( pMaterial, destx, desty, width, height, src_texture_x0, |
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src_texture_y0, src_texture_x1, src_texture_y1, |
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src_texture_width, src_texture_height, pClientRenderable ); |
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} |
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void ApplyPostProcessingPasses(PostProcessingPass *pass_list, // table of effects to apply |
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ClipBox const *clipbox=0, // clipping box for these effects |
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ClipBox *dest_coords_out=0) // receives dest coords of last blit |
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{ |
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CMatRenderContextPtr pRenderContext( materials ); |
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ITexture *pSaveRenderTarget = pRenderContext->GetRenderTarget(); |
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int pcount=0; |
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if ( debug_postproc.GetInt() == 1 ) |
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{ |
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pRenderContext->SetRenderTarget(NULL); |
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int dest_width,dest_height; |
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pRenderContext->GetRenderTargetDimensions( dest_width, dest_height ); |
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pRenderContext->Viewport( 0, 0, dest_width, dest_height ); |
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pRenderContext->ClearColor3ub(255,0,0); |
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// pRenderContext->ClearBuffers(true,true); |
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} |
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while(pass_list->material_name) |
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{ |
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bool do_it=true; |
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switch(pass_list->ppp_test) |
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{ |
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case PPP_IF_COND_VAR: |
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do_it=(pass_list->cvar_to_test)->GetBool(); |
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break; |
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case PPP_IF_NOT_COND_VAR: |
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do_it=! ((pass_list->cvar_to_test)->GetBool()); |
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break; |
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} |
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if ((pass_list->dest_rendering_target==0) && (debug_postproc.GetInt() == 1)) |
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do_it=0; |
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if (do_it) |
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{ |
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ClipBox const *cb=0; |
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if (pass_list->dest_rendering_target==0) |
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{ |
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cb=clipbox; |
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} |
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IMaterial *src_mat=pass_list->m_mat_ref; |
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if (! src_mat) |
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{ |
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src_mat=materials->FindMaterial(pass_list->material_name, |
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TEXTURE_GROUP_OTHER,true); |
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if (src_mat) |
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{ |
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pass_list->m_mat_ref.Init(src_mat); |
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} |
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} |
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if (pass_list->dest_rendering_target) |
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{ |
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ITexture *dest_rt=materials->FindTexture(pass_list->dest_rendering_target, |
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TEXTURE_GROUP_RENDER_TARGET ); |
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pRenderContext->SetRenderTarget( dest_rt); |
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} |
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else |
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{ |
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pRenderContext->SetRenderTarget( NULL ); |
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} |
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int dest_width,dest_height; |
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pRenderContext->GetRenderTargetDimensions( dest_width, dest_height ); |
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pRenderContext->Viewport( 0, 0, dest_width, dest_height ); |
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dest_width/=pass_list->xdest_scale; |
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dest_height/=pass_list->ydest_scale; |
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if (pass_list->src_rendering_target) |
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{ |
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ITexture *src_rt=materials->FindTexture(pass_list->src_rendering_target, |
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TEXTURE_GROUP_RENDER_TARGET ); |
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int src_width=src_rt->GetActualWidth(); |
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int src_height=src_rt->GetActualHeight(); |
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int ssrc_width=(src_width-1)/pass_list->xsrc_scale; |
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int ssrc_height=(src_height-1)/pass_list->ysrc_scale; |
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DrawClippedScreenSpaceRectangle( |
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src_mat,0,0,dest_width,dest_height, |
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0,0,ssrc_width,ssrc_height,src_width,src_height,cb); |
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if ((pass_list->dest_rendering_target) && (debug_postproc.GetInt() == 1)) |
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{ |
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pRenderContext->SetRenderTarget(NULL); |
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int row=pcount/2; |
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int col=pcount %2; |
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int vdest_width,vdest_height; |
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pRenderContext->GetRenderTargetDimensions( vdest_width, vdest_height ); |
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pRenderContext->Viewport( 0, 0, vdest_width, vdest_height ); |
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pRenderContext->DrawScreenSpaceRectangle( |
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src_mat,col*400,200+row*300,dest_width,dest_height, |
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0,0,ssrc_width,ssrc_height,src_width,src_height); |
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} |
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} |
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else |
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{ |
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// just draw the whole source |
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if ((pass_list->dest_rendering_target==0) && split_postproc.GetInt()) |
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{ |
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DrawClippedScreenSpaceRectangle(src_mat,0,0,dest_width/2,dest_height, |
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0,0,.5,1,1,1,cb); |
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} |
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else |
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{ |
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DrawClippedScreenSpaceRectangle(src_mat,0,0,dest_width,dest_height, |
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0,0,1,1,1,1,cb); |
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} |
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if ((pass_list->dest_rendering_target) && (debug_postproc.GetInt() == 1)) |
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{ |
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pRenderContext->SetRenderTarget(NULL); |
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int row=pcount/4; |
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int col=pcount %4; |
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int dest_width,dest_height; |
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pRenderContext->GetRenderTargetDimensions( dest_width, dest_height ); |
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pRenderContext->Viewport( 0, 0, dest_width, dest_height ); |
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DrawClippedScreenSpaceRectangle(src_mat,10+col*220,10+row*220, |
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200,200, |
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0,0,1,1,1,1,cb); |
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} |
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} |
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if (dest_coords_out) |
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{ |
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dest_coords_out->m_minx=0; |
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dest_coords_out->m_maxx=dest_width-1; |
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dest_coords_out->m_miny=0; |
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dest_coords_out->m_maxy=dest_height-1; |
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} |
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} |
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pass_list++; |
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pcount++; |
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} |
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pRenderContext->SetRenderTarget(pSaveRenderTarget); |
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} |
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PostProcessingPass HDRFinal_Float[] = |
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{ |
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PPP_PROCESS_SRCTEXTURE( "dev/downsample", "_rt_FullFrameFB", "_rt_SmallFB0" ), |
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PPP_PROCESS_SRCTEXTURE( "dev/blurfilterx", "_rt_SmallFB0", "_rt_SmallFB1" ), |
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PPP_PROCESS_SRCTEXTURE( "dev/blurfiltery", "_rt_SmallFB1", "_rt_SmallFB0" ), |
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PPP_PROCESS_SRCTEXTURE("dev/floattoscreen_combine","_rt_FullFrameFB",NULL), |
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PPP_END |
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}; |
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PostProcessingPass HDRFinal_Float_NoBloom[] = |
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{ |
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PPP_PROCESS_SRCTEXTURE("dev/copyfullframefb", "_rt_FullFrameFB",NULL), |
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PPP_END |
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}; |
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PostProcessingPass HDRSimulate_NonHDR[] = |
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{ |
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PPP_PROCESS("dev/copyfullframefb_vanilla",NULL), |
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PPP_END |
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}; |
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static void SetRenderTargetAndViewPort(ITexture *rt) |
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{ |
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tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ ); |
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CMatRenderContextPtr pRenderContext( materials ); |
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pRenderContext->SetRenderTarget(rt); |
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pRenderContext->Viewport(0,0,rt->GetActualWidth(),rt->GetActualHeight()); |
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} |
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#define FILTER_KERNEL_SLOP 20 |
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// Note carefully about the downsampling: the first downsampling samples from the full rendertarget |
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// down to a temp. When doing this sampling, the texture source clamping will take care of the out |
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// of bounds sampling done because of the filter kernels's width. However, on any of the subsequent |
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// sampling operations, we will be sampling from a partially filled render target. So, texture |
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// coordinate clamping cannot help us here. So, we need to always render a few more pixels to the |
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// destination than we actually intend to, so as to replicate the border pixels so that garbage |
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// pixels do not get sucked into the sampling. To deal with this, we always add FILTER_KERNEL_SLOP |
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// to our widths/heights if there is room for them in the destination. |
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static void DrawScreenSpaceRectangleWithSlop( |
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ITexture *dest_rt, |
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IMaterial *pMaterial, |
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int destx, int desty, |
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int width, int height, |
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float src_texture_x0, float src_texture_y0, // which texel you want to appear at |
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// destx/y |
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float src_texture_x1, float src_texture_y1, // which texel you want to appear at |
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// destx+width-1, desty+height-1 |
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int src_texture_width, int src_texture_height // needed for fixup |
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) |
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{ |
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// add slop |
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int slopwidth = width + FILTER_KERNEL_SLOP; //min(dest_rt->GetActualWidth()-destx,width+FILTER_KERNEL_SLOP); |
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int slopheight = height + FILTER_KERNEL_SLOP; //min(dest_rt->GetActualHeight()-desty,height+FILTER_KERNEL_SLOP); |
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// adjust coordinates for slop |
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src_texture_x1 = FLerp( src_texture_x0, src_texture_x1, destx, destx + width - 1, destx + slopwidth - 1 ); |
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src_texture_y1 = FLerp( src_texture_y0, src_texture_y1, desty, desty + height - 1, desty + slopheight - 1 ); |
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width = slopwidth; |
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height = slopheight; |
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CMatRenderContextPtr pRenderContext( materials ); |
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pRenderContext->DrawScreenSpaceRectangle( pMaterial, destx, desty, width, height, |
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src_texture_x0, src_texture_y0, |
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src_texture_x1, src_texture_y1, |
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src_texture_width, src_texture_height ); |
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} |
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enum Histogram_entry_state_t |
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{ |
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HESTATE_INITIAL=0, |
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HESTATE_FIRST_QUERY_IN_FLIGHT, |
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HESTATE_QUERY_IN_FLIGHT, |
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HESTATE_QUERY_DONE, |
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}; |
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#define N_LUMINANCE_RANGES 31 |
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#define N_LUMINANCE_RANGES_NEW 17 |
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#define MAX_QUERIES_PER_FRAME 1 |
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class CHistogram_entry_t |
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{ |
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public: |
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Histogram_entry_state_t m_state; |
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OcclusionQueryObjectHandle_t m_occ_handle; // the occlusion query handle |
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int m_frame_queued; // when this query was last queued |
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int m_npixels; // # of pixels this histogram represents |
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int m_npixels_in_range; |
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float m_min_lum, m_max_lum; // the luminance range this entry was queried with |
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float m_minx, m_miny, m_maxx, m_maxy; // range is 0..1 in fractions of the screen |
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bool ContainsValidData( void ) |
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{ |
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return ( m_state == HESTATE_QUERY_DONE ) || ( m_state == HESTATE_QUERY_IN_FLIGHT ); |
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} |
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void IssueQuery( int frm_num ); |
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}; |
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void CHistogram_entry_t::IssueQuery( int frm_num ) |
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{ |
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CMatRenderContextPtr pRenderContext( materials ); |
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if ( !m_occ_handle ) |
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{ |
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m_occ_handle = pRenderContext->CreateOcclusionQueryObject(); |
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} |
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int xl, yl, dest_width, dest_height; |
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pRenderContext->GetViewport( xl, yl, dest_width, dest_height ); |
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|
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// Find min and max gamma-space text range |
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float flTestRangeMin = m_min_lum; |
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float flTestRangeMax = ( m_max_lum == 1.0f ) ? 10000.0f : m_max_lum; // Count all pixels >1.0 as 1.0 |
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// First, set stencil bits where the colors match |
|
IMaterial *test_mat=materials->FindMaterial( "dev/lumcompare", TEXTURE_GROUP_OTHER, true ); |
|
IMaterialVar *pMinVar = test_mat->FindVar( "$C0_X", NULL ); |
|
pMinVar->SetFloatValue( flTestRangeMin ); |
|
IMaterialVar *pMaxVar = test_mat->FindVar( "$C0_Y", NULL ); |
|
pMaxVar->SetFloatValue( flTestRangeMax ); |
|
int scrx_min = FLerp( xl, ( xl + dest_width - 1 ), 0, 1, m_minx ); |
|
int scrx_max = FLerp( xl, ( xl + dest_width - 1 ), 0, 1, m_maxx ); |
|
int scry_min = FLerp( yl, ( yl + dest_height - 1 ), 0, 1, m_miny ); |
|
int scry_max = FLerp( yl, ( yl + dest_height - 1 ), 0, 1, m_maxy ); |
|
|
|
float exposure_width_scale, exposure_height_scale; |
|
|
|
// now, shrink region of interest if the flashlight is on |
|
if ( g_bFlashlightIsOn ) |
|
{ |
|
exposure_width_scale = ( 0.5f * ( 1.0f - mat_exposure_center_region_x_flashlight.GetFloat() ) ); |
|
exposure_height_scale = ( 0.5f * ( 1.0f - mat_exposure_center_region_y_flashlight.GetFloat() ) ); |
|
} |
|
else |
|
{ |
|
exposure_width_scale = ( 0.5f * ( 1.0f - mat_exposure_center_region_x.GetFloat() ) ); |
|
exposure_height_scale = ( 0.5f * ( 1.0f - mat_exposure_center_region_y.GetFloat() ) ); |
|
} |
|
int skip_edgex = ( 1 + scrx_max - scrx_min ) * exposure_width_scale; |
|
int skip_edgey = ( 1 + scry_max - scry_min ) * exposure_height_scale; |
|
|
|
// now, do luminance compare |
|
float tscale = 1.0; |
|
if ( g_pMaterialSystemHardwareConfig->GetHDRType() == HDR_TYPE_FLOAT ) |
|
{ |
|
tscale = pRenderContext->GetToneMappingScaleLinear().x; |
|
} |
|
IMaterialVar *use_t_scale = test_mat->FindVar( "$C0_Z", NULL ); |
|
use_t_scale->SetFloatValue( tscale ); |
|
|
|
m_npixels = ( 1 + scrx_max - scrx_min ) * ( 1 + scry_max - scry_min ); |
|
|
|
if ( mat_tonemapping_occlusion_use_stencil.GetInt() ) |
|
{ |
|
pRenderContext->SetStencilWriteMask( 1 ); |
|
|
|
// AV - We don't need to clear stencil here because it's already been cleared at the beginning of the frame |
|
//pRenderContext->ClearStencilBufferRectangle( scrx_min, scry_min, scrx_max, scry_max, 0 ); |
|
|
|
pRenderContext->SetStencilEnable( true ); |
|
pRenderContext->SetStencilPassOperation( STENCILOPERATION_REPLACE ); |
|
pRenderContext->SetStencilCompareFunction( STENCILCOMPARISONFUNCTION_ALWAYS ); |
|
pRenderContext->SetStencilFailOperation( STENCILOPERATION_KEEP ); |
|
pRenderContext->SetStencilZFailOperation( STENCILOPERATION_KEEP ); |
|
pRenderContext->SetStencilReferenceValue( 1 ); |
|
} |
|
else |
|
{ |
|
pRenderContext->BeginOcclusionQueryDrawing( m_occ_handle ); |
|
} |
|
|
|
scrx_min += skip_edgex; |
|
scry_min += skip_edgey; |
|
scrx_max -= skip_edgex; |
|
scry_max -= skip_edgey; |
|
pRenderContext->DrawScreenSpaceRectangle( test_mat, |
|
scrx_min, scry_min, |
|
1 + scrx_max - scrx_min, |
|
1 + scry_max - scry_min, |
|
scrx_min, scry_min, |
|
scrx_max, scry_max, |
|
dest_width, dest_height); |
|
|
|
if ( mat_tonemapping_occlusion_use_stencil.GetInt() ) |
|
{ |
|
// now, start counting how many pixels had their stencil bit set via an occlusion query |
|
pRenderContext->BeginOcclusionQueryDrawing( m_occ_handle ); |
|
|
|
// now, issue an occlusion query using stencil as the mask |
|
pRenderContext->SetStencilEnable( true ); |
|
pRenderContext->SetStencilTestMask( 1 ); |
|
pRenderContext->SetStencilPassOperation( STENCILOPERATION_KEEP ); |
|
pRenderContext->SetStencilCompareFunction( STENCILCOMPARISONFUNCTION_EQUAL ); |
|
pRenderContext->SetStencilFailOperation( STENCILOPERATION_KEEP ); |
|
pRenderContext->SetStencilZFailOperation( STENCILOPERATION_KEEP ); |
|
pRenderContext->SetStencilReferenceValue( 1 ); |
|
IMaterial *stest_mat=materials->FindMaterial( "dev/no_pixel_write", TEXTURE_GROUP_OTHER, true); |
|
pRenderContext->DrawScreenSpaceRectangle( stest_mat, |
|
scrx_min, scry_min, |
|
1 + scrx_max - scrx_min, |
|
1 + scry_max - scry_min, |
|
scrx_min, scry_min, |
|
scrx_max, scry_max, |
|
dest_width, dest_height); |
|
pRenderContext->SetStencilEnable( false ); |
|
} |
|
pRenderContext->EndOcclusionQueryDrawing( m_occ_handle ); |
|
if ( m_state == HESTATE_INITIAL ) |
|
m_state = HESTATE_FIRST_QUERY_IN_FLIGHT; |
|
else |
|
m_state = HESTATE_QUERY_IN_FLIGHT; |
|
m_frame_queued = frm_num; |
|
} |
|
|
|
#define HISTOGRAM_BAR_SIZE 200 |
|
|
|
class CLuminanceHistogramSystem |
|
{ |
|
CHistogram_entry_t CurHistogram[N_LUMINANCE_RANGES]; |
|
int cur_query_frame; |
|
public: |
|
float FindLocationOfPercentBrightPixels( float flPercentBrightPixels, float flPercentTarget ); |
|
|
|
float GetTargetTonemapScalar( bool bGetIdealTargetForDebugMode ); |
|
|
|
void Update( void ); |
|
|
|
void DisplayHistogram( void ); |
|
|
|
void UpdateLuminanceRanges( void ); |
|
|
|
CLuminanceHistogramSystem(void) |
|
{ |
|
UpdateLuminanceRanges(); |
|
} |
|
}; |
|
|
|
void CLuminanceHistogramSystem::Update( void ) |
|
{ |
|
UpdateLuminanceRanges(); |
|
|
|
// find which histogram entries should have something done this frame |
|
int n_queries_issued_this_frame=0; |
|
cur_query_frame++; |
|
|
|
int nNumRanges = N_LUMINANCE_RANGES; |
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) |
|
nNumRanges = N_LUMINANCE_RANGES_NEW; |
|
|
|
for ( int i=0; i<nNumRanges; i++ ) |
|
{ |
|
switch ( CurHistogram[i].m_state ) |
|
{ |
|
case HESTATE_INITIAL: |
|
if ( n_queries_issued_this_frame<MAX_QUERIES_PER_FRAME ) |
|
{ |
|
CurHistogram[i].IssueQuery(cur_query_frame); |
|
n_queries_issued_this_frame++; |
|
} |
|
break; |
|
|
|
case HESTATE_FIRST_QUERY_IN_FLIGHT: |
|
case HESTATE_QUERY_IN_FLIGHT: |
|
if ( cur_query_frame > CurHistogram[i].m_frame_queued + 2 ) |
|
{ |
|
CMatRenderContextPtr pRenderContext( materials ); |
|
int np = pRenderContext->OcclusionQuery_GetNumPixelsRendered( |
|
CurHistogram[i].m_occ_handle ); |
|
if ( np !=- 1 ) // -1=query not finished. wait until |
|
// next time |
|
{ |
|
CurHistogram[i].m_npixels_in_range = np; |
|
// if (mat_debug_autoexposure.GetInt()) |
|
// Warning("min=%f max=%f np = %d\n",CurHistogram[i].m_min_lum,CurHistogram[i].m_max_lum,np); |
|
CurHistogram[i].m_state = HESTATE_QUERY_DONE; |
|
} |
|
} |
|
break; |
|
} |
|
} |
|
// now, issue queries for the oldest finished queries we have |
|
while( n_queries_issued_this_frame < MAX_QUERIES_PER_FRAME ) |
|
{ |
|
int nNumRanges = N_LUMINANCE_RANGES; |
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) |
|
nNumRanges = N_LUMINANCE_RANGES_NEW; |
|
|
|
int oldest_so_far =- 1; |
|
for( int i = 0;i < nNumRanges;i ++ ) |
|
if ( ( CurHistogram[i].m_state == HESTATE_QUERY_DONE ) && |
|
( ( oldest_so_far ==- 1 ) || |
|
( CurHistogram[i].m_frame_queued < |
|
CurHistogram[oldest_so_far].m_frame_queued ) ) ) |
|
oldest_so_far = i; |
|
if ( oldest_so_far ==- 1 ) // nothing to do |
|
break; |
|
CurHistogram[oldest_so_far].IssueQuery( cur_query_frame ); |
|
n_queries_issued_this_frame ++; |
|
} |
|
} |
|
|
|
float CLuminanceHistogramSystem::FindLocationOfPercentBrightPixels( float flPercentBrightPixels, float flPercentTargetToSnapToIfInSameBin = -1.0f ) |
|
{ |
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) // New algorithm |
|
{ |
|
int nTotalValidPixels = 0; |
|
for ( int i=0; i<N_LUMINANCE_RANGES_NEW-1; i++ ) |
|
{ |
|
if ( CurHistogram[i].ContainsValidData() ) |
|
{ |
|
nTotalValidPixels += CurHistogram[i].m_npixels_in_range; |
|
} |
|
} |
|
|
|
if ( nTotalValidPixels == 0 ) |
|
{ |
|
return -1.0f; |
|
} |
|
|
|
// Find where percent range border is |
|
float flTotalPercentRangeTested = 0.0f; |
|
float flTotalPercentPixelsTested = 0.0f; |
|
for ( int i=N_LUMINANCE_RANGES_NEW-2; i>=0; i-- ) // Start at the bright end |
|
{ |
|
if ( !CurHistogram[i].ContainsValidData() ) |
|
return -1.0f; |
|
|
|
float flPixelPercentNeeded = ( flPercentBrightPixels / 100.0f ) - flTotalPercentPixelsTested; |
|
float flThisBinPercentOfTotalPixels = float( CurHistogram[i].m_npixels_in_range ) / float( nTotalValidPixels ); |
|
float flThisBinLuminanceRange = CurHistogram[i].m_max_lum - CurHistogram[i].m_min_lum; |
|
if ( flThisBinPercentOfTotalPixels >= flPixelPercentNeeded ) // We found the bin needed |
|
{ |
|
if ( flPercentTargetToSnapToIfInSameBin >= 0.0f ) |
|
{ |
|
if ( ( CurHistogram[i].m_min_lum <= ( flPercentTargetToSnapToIfInSameBin / 100.0f ) ) && ( CurHistogram[i].m_max_lum >= ( flPercentTargetToSnapToIfInSameBin / 100.0f ) ) ) |
|
{ |
|
// Sticky bin...We're in the same bin as the target so keep the tonemap scale where it is |
|
return ( flPercentTargetToSnapToIfInSameBin / 100.0f ); |
|
} |
|
} |
|
|
|
float flPercentOfThesePixelsNeeded = flPixelPercentNeeded / flThisBinPercentOfTotalPixels; |
|
float flPercentLocationOfBorder = 1.0f - ( flTotalPercentRangeTested + ( flThisBinLuminanceRange * flPercentOfThesePixelsNeeded ) ); |
|
flPercentLocationOfBorder = MAX( CurHistogram[i].m_min_lum, MIN( CurHistogram[i].m_max_lum, flPercentLocationOfBorder ) ); // Clamp to this bin just in case |
|
return flPercentLocationOfBorder; |
|
} |
|
|
|
flTotalPercentPixelsTested += flThisBinPercentOfTotalPixels; |
|
flTotalPercentRangeTested += flThisBinLuminanceRange; |
|
} |
|
|
|
return -1.0f; |
|
} |
|
else |
|
{ |
|
// Don't know what to do for other algorithms yet |
|
return -1.0f; |
|
} |
|
} |
|
|
|
float CLuminanceHistogramSystem::GetTargetTonemapScalar( bool bGetIdealTargetForDebugMode = false ) |
|
{ |
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) // New algorithm |
|
{ |
|
float flPercentLocationOfTarget; |
|
if ( bGetIdealTargetForDebugMode == true) |
|
flPercentLocationOfTarget = FindLocationOfPercentBrightPixels( mat_tonemap_percent_bright_pixels.GetFloat() ); // Don't pass in the second arg so the scalar doesn't snap to a bin |
|
else |
|
flPercentLocationOfTarget = FindLocationOfPercentBrightPixels( mat_tonemap_percent_bright_pixels.GetFloat(), mat_tonemap_percent_target.GetFloat() ); |
|
if ( flPercentLocationOfTarget < 0.0f ) // This is the return error code |
|
{ |
|
flPercentLocationOfTarget = mat_tonemap_percent_target.GetFloat() / 100.0f; // Pretend we're at the target |
|
} |
|
|
|
// Make sure this is > 0.0f |
|
flPercentLocationOfTarget = MAX( 0.0001f, flPercentLocationOfTarget ); |
|
|
|
// Compute target scalar |
|
float flTargetScalar = ( mat_tonemap_percent_target.GetFloat() / 100.0f ) / flPercentLocationOfTarget; |
|
|
|
// Compute secondary target scalar |
|
float flAverageLuminanceLocation = FindLocationOfPercentBrightPixels( 50.0f ); |
|
if ( flAverageLuminanceLocation > 0.0f ) |
|
{ |
|
float flTargetScalar2 = ( mat_tonemap_min_avglum.GetFloat() / 100.0f ) / flAverageLuminanceLocation; |
|
|
|
// Only override it if it's trying to brighten the image more than the primary algorithm |
|
if ( flTargetScalar2 > flTargetScalar ) |
|
{ |
|
flTargetScalar = flTargetScalar2; |
|
} |
|
} |
|
|
|
// Apply this against last frames scalar |
|
CMatRenderContextPtr pRenderContext( materials ); |
|
float flLastScale = pRenderContext->GetToneMappingScaleLinear().x; |
|
flTargetScalar *= flLastScale; |
|
|
|
flTargetScalar = MAX( 0.001f, flTargetScalar ); |
|
return flTargetScalar; |
|
} |
|
else // Original tonemapping |
|
{ |
|
float average_luminance = 0.5f; |
|
|
|
float total = 0; |
|
int total_pixels = 0; |
|
float scale_value = 1.0; |
|
if ( CurHistogram[N_LUMINANCE_RANGES-1].ContainsValidData() ) |
|
{ |
|
scale_value = CurHistogram[N_LUMINANCE_RANGES-1].m_npixels * ( 1.0f / CurHistogram[N_LUMINANCE_RANGES-1].m_npixels_in_range ); |
|
|
|
if ( mat_debug_autoexposure.GetInt() ) |
|
{ |
|
engine->Con_NPrintf( 20, "Scale value = %f", scale_value ); |
|
//Warning( "scale value=%f\n", scale_value ); |
|
} |
|
} |
|
else |
|
average_luminance = 0.5; |
|
|
|
if ( !IsFinite( scale_value ) ) |
|
scale_value = 1.0f; |
|
|
|
for ( int i=0; i<N_LUMINANCE_RANGES-1; i++ ) |
|
{ |
|
if ( CurHistogram[i].ContainsValidData() ) |
|
{ |
|
total += scale_value * CurHistogram[i].m_npixels_in_range * AVG( CurHistogram[i].m_min_lum, CurHistogram[i].m_max_lum ); |
|
total_pixels += CurHistogram[i].m_npixels; |
|
} |
|
else |
|
average_luminance = 0.5; // always return 0.5 until we've queried a whole frame |
|
} |
|
if ( total_pixels > 0 ) |
|
average_luminance = total * ( 1.0 / total_pixels ); |
|
else |
|
average_luminance = 0.5; |
|
|
|
// Make sure this is > 0.0f |
|
average_luminance = MAX( 0.0001f, average_luminance ); |
|
|
|
// Compute target scalar |
|
float flTargetScalar = 0.005 / average_luminance; |
|
|
|
return flTargetScalar; |
|
} |
|
} |
|
|
|
static float GetCurrentBloomScale( void ) |
|
{ |
|
// Use the appropriate bloom scale settings. Mapmakers's overrides the convar settings. |
|
float flCurrentBloomScale = 1.0f; |
|
if ( g_bUseCustomBloomScale ) |
|
{ |
|
flCurrentBloomScale = g_flCustomBloomScale; |
|
} |
|
else |
|
{ |
|
flCurrentBloomScale = mat_bloomscale.GetFloat(); |
|
} |
|
return flCurrentBloomScale; |
|
} |
|
|
|
static void GetExposureRange( float *flAutoExposureMin, float *flAutoExposureMax ) |
|
{ |
|
// Get min |
|
if ( ( g_bUseCustomAutoExposureMin ) && ( g_flCustomAutoExposureMin > 0.0f ) ) |
|
{ |
|
*flAutoExposureMin = g_flCustomAutoExposureMin; |
|
} |
|
else |
|
{ |
|
*flAutoExposureMin = mat_autoexposure_min.GetFloat(); |
|
} |
|
|
|
// Get max |
|
if ( ( g_bUseCustomAutoExposureMax ) && ( g_flCustomAutoExposureMax > 0.0f ) ) |
|
{ |
|
*flAutoExposureMax = g_flCustomAutoExposureMax; |
|
} |
|
else |
|
{ |
|
*flAutoExposureMax = mat_autoexposure_max.GetFloat(); |
|
} |
|
|
|
// Override |
|
if ( mat_hdr_uncapexposure.GetInt() ) |
|
{ |
|
*flAutoExposureMax = 20.0f; |
|
*flAutoExposureMin = 0.0f; |
|
} |
|
|
|
// Make sure min <= max |
|
if ( *flAutoExposureMin > *flAutoExposureMax ) |
|
{ |
|
*flAutoExposureMax = *flAutoExposureMin; |
|
} |
|
} |
|
|
|
void CLuminanceHistogramSystem::UpdateLuminanceRanges( void ) |
|
{ |
|
// Only update if our mode changed |
|
static int s_nCurrentBucketAlgorithm = -1; |
|
if ( s_nCurrentBucketAlgorithm == mat_tonemap_algorithm.GetInt() ) |
|
return; |
|
s_nCurrentBucketAlgorithm = mat_tonemap_algorithm.GetInt(); |
|
|
|
//==================================================================// |
|
// Force fallback to original tone mapping algorithm for these mods // |
|
//==================================================================// |
|
static bool s_bFirstTime = true; |
|
if ( engine == NULL ) |
|
{ |
|
// Force this code to get hit again so we can change algorithm based on the client |
|
s_nCurrentBucketAlgorithm = -1; |
|
} |
|
else if ( s_bFirstTime == true ) |
|
{ |
|
s_bFirstTime = false; |
|
|
|
// This seems like a bad idea but it's fine for now |
|
const char *sModsForOriginalAlgorithm[] = { "dod", "cstrike", "lostcoast", "hl1" }; |
|
for ( int i=0; i<3; i++ ) |
|
{ |
|
if ( strlen( engine->GetGameDirectory() ) >= strlen( sModsForOriginalAlgorithm[i] ) ) |
|
{ |
|
if ( stricmp( &( engine->GetGameDirectory()[strlen( engine->GetGameDirectory() ) - strlen( sModsForOriginalAlgorithm[i] )] ), sModsForOriginalAlgorithm[i] ) == 0 ) |
|
{ |
|
mat_tonemap_algorithm.SetValue( 0 ); // Original algorithm |
|
s_nCurrentBucketAlgorithm = mat_tonemap_algorithm.GetInt(); |
|
break; |
|
} |
|
} |
|
} |
|
} |
|
|
|
int nNumRanges = N_LUMINANCE_RANGES; |
|
|
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) |
|
nNumRanges = N_LUMINANCE_RANGES_NEW; |
|
|
|
cur_query_frame=0; |
|
for ( int bucket = 0; bucket < nNumRanges; bucket ++ ) |
|
{ |
|
int idx = bucket; |
|
CHistogram_entry_t & e = CurHistogram[idx]; |
|
e.m_state = HESTATE_INITIAL; |
|
e.m_minx = 0; |
|
e.m_maxx = 1; |
|
e.m_miny = 0; |
|
e.m_maxy = 1; |
|
if ( bucket != nNumRanges-1 ) // Last bucket is special |
|
{ |
|
if ( mat_tonemap_algorithm.GetInt() == 0 ) // Original algorithm |
|
{ |
|
// Use a logarithmic ramp for high range in the low range |
|
e.m_min_lum = - 0.01 + exp( FLerp( log( .01 ), log( .01 + 1 ), 0, nNumRanges - 1, bucket ) ); |
|
e.m_max_lum = - 0.01 + exp( FLerp( log( .01 ), log( .01 + 1 ), 0, nNumRanges - 1, bucket + 1 ) ); |
|
} |
|
else |
|
{ |
|
// Use even distribution |
|
e.m_min_lum = float( bucket ) / float( nNumRanges - 1 ); |
|
e.m_max_lum = float( bucket + 1 ) / float( nNumRanges - 1 ); |
|
|
|
// Use a distribution with slightly more bins in the low range |
|
e.m_min_lum = e.m_min_lum > 0.0f ? powf( e.m_min_lum, 1.5f ) : e.m_min_lum; |
|
e.m_max_lum = e.m_max_lum > 0.0f ? powf( e.m_max_lum, 1.5f ) : e.m_max_lum; |
|
} |
|
} |
|
else |
|
{ |
|
// The last bucket is used as a test to determine the return range for occlusion |
|
// queries to use as a scale factor. some boards (nvidia) have their occlusion |
|
// query return values larger when using AA. |
|
e.m_min_lum = 0; |
|
e.m_max_lum = 100000.0; |
|
} |
|
|
|
//Warning( "Bucket %d: min/max %f / %f ", bucket, e.m_min_lum, e.m_max_lum ); |
|
} |
|
} |
|
|
|
|
|
void CLuminanceHistogramSystem::DisplayHistogram( void ) |
|
{ |
|
bool bDrawTextThisFrame = true; |
|
if ( IsX360() ) |
|
{ |
|
static float s_flLastTimeUpdate = 0.0f; |
|
if ( int( gpGlobals->curtime ) - int( s_flLastTimeUpdate ) >= 2 ) |
|
{ |
|
s_flLastTimeUpdate = gpGlobals->curtime; |
|
bDrawTextThisFrame = true; |
|
} |
|
else |
|
{ |
|
bDrawTextThisFrame = false; |
|
} |
|
} |
|
|
|
CMatRenderContextPtr pRenderContext( materials ); |
|
pRenderContext->PushRenderTargetAndViewport(); |
|
|
|
int nNumRanges = N_LUMINANCE_RANGES-1; |
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) |
|
nNumRanges = N_LUMINANCE_RANGES_NEW-1; |
|
|
|
int nMaxValidPixels = 0; |
|
int nTotalValidPixels = 0; |
|
int nTotalGraphPixelsWide = 0; |
|
for ( int l=0; l<nNumRanges; l++ ) |
|
{ |
|
CHistogram_entry_t &e = CurHistogram[l]; |
|
if ( e.ContainsValidData() ) |
|
{ |
|
nTotalValidPixels += e.m_npixels_in_range; |
|
if ( e.m_npixels_in_range > nMaxValidPixels ) |
|
{ |
|
nMaxValidPixels = e.m_npixels_in_range; |
|
} |
|
} |
|
|
|
int width = MAX( 1, 500 * ( e.m_max_lum - e.m_min_lum ) ); |
|
nTotalGraphPixelsWide += width + 2; |
|
} |
|
|
|
int xl, yl, dest_width, dest_height; |
|
pRenderContext->GetViewport( xl, yl, dest_width, dest_height ); |
|
|
|
if ( bDrawTextThisFrame == true ) |
|
{ |
|
engine->Con_NPrintf( 17, "(All values in linear space)" ); |
|
|
|
engine->Con_NPrintf( 21, "AvgLum @ %4.2f%% mat_tonemap_min_avglum = %4.2f%% Using %d pixels of %d pixels on screen (%3d%%)", |
|
MAX( 0.0f, FindLocationOfPercentBrightPixels( 50.0f ) ) * 100.0f, mat_tonemap_min_avglum.GetFloat(), |
|
nTotalValidPixels, ( dest_width * dest_height ), int( float( nTotalValidPixels ) * 100.0f / float( dest_width * dest_height ) ) ); |
|
engine->Con_NPrintf( 23, "BloomScale = %4.2f mat_hdr_manual_tonemap_rate = %4.2f mat_accelerate_adjust_exposure_down = %4.2f", |
|
GetCurrentBloomScale(), mat_hdr_manual_tonemap_rate.GetFloat(), mat_accelerate_adjust_exposure_down.GetFloat() ); |
|
} |
|
|
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) // New algorithm only |
|
{ |
|
float vTotalPixelsAndHigher[N_LUMINANCE_RANGES]; |
|
for ( int i=0; i<nNumRanges; i++ ) |
|
{ |
|
vTotalPixelsAndHigher[i] = CurHistogram[nNumRanges-1-i].m_npixels_in_range; |
|
if ( i > 0 ) |
|
{ |
|
vTotalPixelsAndHigher[i] += vTotalPixelsAndHigher[i-1]; |
|
} |
|
} |
|
|
|
/* // This code works when N_LUMINANCE_RANGES_NEW = 11 |
|
if ( bDrawTextThisFrame == true ) |
|
{ |
|
engine->Con_NPrintf( 17, "%04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f ", |
|
100.0f * float( vTotalPixelsAndHigher[9] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[8] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[7] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[6] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[5] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[4] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[3] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[2] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[1] ) / float( nTotalValidPixels ), |
|
100.0f * float( vTotalPixelsAndHigher[0] ) / float( nTotalValidPixels ) ); |
|
|
|
engine->Con_NPrintf( 15, "%04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f %04.2f ", |
|
100.0f * float( CurHistogram[nNumRanges-1-9].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-8].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-7].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-6].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-5].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-4].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-3].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-2].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-1].m_npixels_in_range ) / float( nTotalValidPixels ), |
|
100.0f * float( CurHistogram[nNumRanges-1-0].m_npixels_in_range ) / float( nTotalValidPixels ) ); |
|
} |
|
//*/ |
|
} |
|
else |
|
{ |
|
if ( bDrawTextThisFrame == true ) |
|
{ |
|
engine->Con_NPrintf( 17, "" ); |
|
engine->Con_NPrintf( 15, "" ); |
|
} |
|
} |
|
|
|
int xpStart = dest_width - nTotalGraphPixelsWide - 10; |
|
if ( IsX360() ) |
|
{ |
|
xpStart -= 50; |
|
} |
|
|
|
int xp = xpStart; |
|
for ( int l=0; l<nNumRanges; l++ ) |
|
{ |
|
int np = 0; |
|
CHistogram_entry_t &e = CurHistogram[l]; |
|
if ( e.ContainsValidData() ) |
|
np += e.m_npixels_in_range; |
|
int width = MAX( 1, 500 * ( e.m_max_lum - e.m_min_lum ) ); |
|
|
|
//Warning( "Bucket %d: min/max %f / %f. m_npixels_in_range=%d m_npixels=%d\n", l, e.m_min_lum, e.m_max_lum, e.m_npixels_in_range, e.m_npixels ); |
|
|
|
if ( np ) |
|
{ |
|
int height = MAX( 1, MIN( HISTOGRAM_BAR_SIZE, ( (float)np / (float)nMaxValidPixels ) * HISTOGRAM_BAR_SIZE ) ); |
|
|
|
pRenderContext->ClearColor3ub( 255, 0, 0 ); |
|
pRenderContext->Viewport( xp, 4 + HISTOGRAM_BAR_SIZE - height, width, height ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
} |
|
else |
|
{ |
|
int height = 1; |
|
pRenderContext->ClearColor3ub( 0, 0, 255 ); |
|
pRenderContext->Viewport( xp, 4 + HISTOGRAM_BAR_SIZE - height, width, height ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
} |
|
xp += width + 2; |
|
} |
|
|
|
if ( mat_tonemap_algorithm.GetInt() == 1 ) // New algorithm only |
|
{ |
|
float flYellowTargetPixelStart = ( xpStart + ( float( nTotalGraphPixelsWide ) * mat_tonemap_percent_target.GetFloat() / 100.0f ) ); |
|
float flYellowAveragePixelStart = ( xpStart + ( float( nTotalGraphPixelsWide ) * mat_tonemap_min_avglum.GetFloat() / 100.0f ) ); |
|
|
|
float flTargetPixelStart = ( xpStart + ( float( nTotalGraphPixelsWide ) * FindLocationOfPercentBrightPixels( mat_tonemap_percent_bright_pixels.GetFloat(), mat_tonemap_percent_target.GetFloat() ) ) ); |
|
float flAveragePixelStart = ( xpStart + ( float( nTotalGraphPixelsWide ) * FindLocationOfPercentBrightPixels( 50.0f ) ) ); |
|
|
|
// Draw target yellow border bar |
|
int height = HISTOGRAM_BAR_SIZE; |
|
|
|
// Green is current percent target location |
|
pRenderContext->Viewport( flYellowTargetPixelStart, 4 + HISTOGRAM_BAR_SIZE - height, 4, height ); |
|
pRenderContext->ClearColor3ub( 200, 200, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
pRenderContext->Viewport( flTargetPixelStart, 4 + HISTOGRAM_BAR_SIZE - height, 4, height ); |
|
pRenderContext->ClearColor3ub( 0, 255, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// Blue is average luminance location |
|
pRenderContext->Viewport( flYellowAveragePixelStart, 4 + HISTOGRAM_BAR_SIZE - height, 4, height ); |
|
pRenderContext->ClearColor3ub( 200, 200, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
pRenderContext->Viewport( flAveragePixelStart, 4 + HISTOGRAM_BAR_SIZE - height, 4, height ); |
|
pRenderContext->ClearColor3ub( 0, 200, 200 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
} |
|
|
|
// Show actual tonemap value |
|
if ( 1 ) |
|
{ |
|
float flAutoExposureMin; |
|
float flAutoExposureMax; |
|
GetExposureRange( &flAutoExposureMin, &flAutoExposureMax ); |
|
|
|
float flBarWidth = 600.0f; |
|
float flBarStart = dest_width - flBarWidth - 10.0f; |
|
if ( IsX360() ) |
|
{ |
|
flBarStart -= 50; |
|
} |
|
|
|
pRenderContext->Viewport( flBarStart, 4 + HISTOGRAM_BAR_SIZE - 4 + 75, flBarWidth, 4 ); |
|
pRenderContext->ClearColor3ub( 200, 200, 200 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
pRenderContext->Viewport( flBarStart, 4 + HISTOGRAM_BAR_SIZE - 4 + 75 + 1, flBarWidth, 2 ); |
|
pRenderContext->ClearColor3ub( 0, 0, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
pRenderContext->Viewport( flBarStart + ( flBarWidth * ( ( pRenderContext->GetToneMappingScaleLinear().x - flAutoExposureMin ) / ( flAutoExposureMax - flAutoExposureMin ) ) ), |
|
4 + HISTOGRAM_BAR_SIZE - 4 + 75 - 6, 4, 16 ); |
|
pRenderContext->ClearColor3ub( 255, 0, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
if ( bDrawTextThisFrame == true ) |
|
{ |
|
if ( IsX360() ) |
|
engine->Con_NPrintf( 26, "Min: %.2f Max: %.2f", flAutoExposureMin, flAutoExposureMax ); |
|
else |
|
engine->Con_NPrintf( 26, "%.2f %.2f %.2f", flAutoExposureMin, ( flAutoExposureMax + flAutoExposureMin ) / 2.0f, flAutoExposureMax ); |
|
} |
|
} |
|
|
|
// Last bar doesn't clear properly so draw an extra pixel |
|
pRenderContext->Viewport( 0, 0, 1, 1 ); |
|
pRenderContext->ClearColor3ub( 0, 0, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
pRenderContext->PopRenderTargetAndViewport(); |
|
} |
|
|
|
|
|
static CLuminanceHistogramSystem g_HDR_HistogramSystem; |
|
|
|
static float s_MovingAverageToneMapScale[10] = { 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f }; |
|
static int s_nInAverage = 0; |
|
|
|
void ResetToneMapping(float value) |
|
{ |
|
CMatRenderContextPtr pRenderContext( materials ); |
|
s_nInAverage = 0; |
|
pRenderContext->ResetToneMappingScale(value); |
|
} |
|
|
|
static ConVar mat_force_tonemap_scale( "mat_force_tonemap_scale", "0.0", FCVAR_CHEAT ); |
|
|
|
static void SetToneMapScale(IMatRenderContext *pRenderContext, float newvalue, float minvalue, float maxvalue) |
|
{ |
|
Assert( IsFinite( newvalue ) ); |
|
if( !IsFinite( newvalue ) ) |
|
return; |
|
|
|
float flForcedTonemapScale = mat_force_tonemap_scale.GetFloat(); |
|
|
|
if( mat_fullbright.GetInt() == 1 ) |
|
{ |
|
flForcedTonemapScale = 1.0f; |
|
} |
|
|
|
if( flForcedTonemapScale > 0.0f ) |
|
{ |
|
mat_hdr_tonemapscale.SetValue( flForcedTonemapScale ); |
|
pRenderContext->ResetToneMappingScale( flForcedTonemapScale ); |
|
return; |
|
} |
|
|
|
mat_hdr_tonemapscale.SetValue( newvalue ); |
|
pRenderContext->SetGoalToneMappingScale( newvalue ); |
|
|
|
if ( s_nInAverage < ARRAYSIZE( s_MovingAverageToneMapScale )) |
|
{ |
|
s_MovingAverageToneMapScale[s_nInAverage ++]= newvalue; |
|
} |
|
else |
|
{ |
|
// scroll, losing oldest |
|
for( int i = 0;i < ARRAYSIZE( s_MovingAverageToneMapScale ) - 1;i ++ ) |
|
s_MovingAverageToneMapScale[i]= s_MovingAverageToneMapScale[i + 1]; |
|
s_MovingAverageToneMapScale[ARRAYSIZE( s_MovingAverageToneMapScale ) - 1]= newvalue; |
|
} |
|
|
|
// now, use the average of the last tonemap calculations as our goal scale |
|
if ( s_nInAverage == ARRAYSIZE( s_MovingAverageToneMapScale )) // got full buffer yet? |
|
{ |
|
float avg = 0.; |
|
float sumweights = 0; |
|
int sample_pt = ARRAYSIZE( s_MovingAverageToneMapScale ) / 2; |
|
for( int i = 0;i < ARRAYSIZE( s_MovingAverageToneMapScale );i ++ ) |
|
{ |
|
float weight = abs( i - sample_pt ) * ( 1.0 / ( ARRAYSIZE( s_MovingAverageToneMapScale ) / 2 )); |
|
sumweights += weight; |
|
avg += weight * s_MovingAverageToneMapScale[i]; |
|
} |
|
avg *= ( 1.0 / sumweights ); |
|
avg = MIN( maxvalue, MAX( minvalue, avg )); |
|
pRenderContext->SetGoalToneMappingScale( avg ); |
|
mat_hdr_tonemapscale.SetValue( avg ); |
|
} |
|
} |
|
|
|
|
|
//===================================================================================================================== |
|
// Engine_Post material proxy ============================================================================================ |
|
//===================================================================================================================== |
|
|
|
static ConVar mat_software_aa_strength( "mat_software_aa_strength", "-1.0", FCVAR_ARCHIVE, "Software AA - perform a software anti-aliasing post-process (an alternative/supplement to MSAA). This value sets the strength of the effect: (0.0 - off), (1.0 - full)" ); |
|
static ConVar mat_software_aa_quality( "mat_software_aa_quality", "0", FCVAR_ARCHIVE, "Software AA quality mode: (0 - 5-tap filter), (1 - 9-tap filter)" ); |
|
static ConVar mat_software_aa_edge_threshold( "mat_software_aa_edge_threshold", "1.0", FCVAR_ARCHIVE, "Software AA - adjusts the sensitivity of the software AA shader's edge detection (default 1.0 - a lower value will soften more edges, a higher value will soften fewer)" ); |
|
static ConVar mat_software_aa_blur_one_pixel_lines( "mat_software_aa_blur_one_pixel_lines", "0.5", FCVAR_ARCHIVE, "How much software AA should blur one-pixel thick lines: (0.0 - none), (1.0 - lots)" ); |
|
static ConVar mat_software_aa_tap_offset( "mat_software_aa_tap_offset", "1.0", FCVAR_ARCHIVE, "Software AA - adjusts the displacement of the taps used by the software AA shader (default 1.0 - a lower value will make the image sharper, higher will make it blurrier)" ); |
|
static ConVar mat_software_aa_debug( "mat_software_aa_debug", "0", FCVAR_NONE, "Software AA debug mode: (0 - off), (1 - show number of 'unlike' samples: 0->black, 1->red, 2->green, 3->blue), (2 - show anti-alias blend strength), (3 - show averaged 'unlike' colour)" ); |
|
static ConVar mat_software_aa_strength_vgui( "mat_software_aa_strength_vgui", "-1.0", FCVAR_ARCHIVE, "Same as mat_software_aa_strength, but forced to this value when called by the post vgui AA pass." ); |
|
|
|
class CEnginePostMaterialProxy : public CEntityMaterialProxy |
|
{ |
|
public: |
|
CEnginePostMaterialProxy(); |
|
virtual ~CEnginePostMaterialProxy(); |
|
virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues ); |
|
virtual void OnBind( C_BaseEntity *pEntity ); |
|
virtual IMaterial *GetMaterial(); |
|
|
|
private: |
|
IMaterialVar *m_pMaterialParam_AAValues; |
|
IMaterialVar *m_pMaterialParam_AAValues2; |
|
IMaterialVar *m_pMaterialParam_BloomEnable; |
|
IMaterialVar *m_pMaterialParam_BloomUVTransform; |
|
IMaterialVar *m_pMaterialParam_ColCorrectEnable; |
|
IMaterialVar *m_pMaterialParam_ColCorrectNumLookups; |
|
IMaterialVar *m_pMaterialParam_ColCorrectDefaultWeight; |
|
IMaterialVar *m_pMaterialParam_ColCorrectLookupWeights; |
|
|
|
public: |
|
static IMaterial * SetupEnginePostMaterial( const Vector4D & fullViewportBloomUVs, const Vector4D & fullViewportFBUVs, const Vector2D & destTexSize, |
|
bool bPerformSoftwareAA, bool bPerformBloom, bool bPerformColCorrect, float flAAStrength ); |
|
static void SetupEnginePostMaterialAA( bool bPerformSoftwareAA, float flAAStrength ); |
|
static void SetupEnginePostMaterialTextureTransform( const Vector4D & fullViewportBloomUVs, const Vector4D & fullViewportFBUVs, Vector2D destTexSize ); |
|
|
|
private: |
|
static float s_vBloomAAValues[4]; |
|
static float s_vBloomAAValues2[4]; |
|
static float s_vBloomUVTransform[4]; |
|
static int s_PostBloomEnable; |
|
}; |
|
|
|
float CEnginePostMaterialProxy::s_vBloomAAValues[4] = { 0.0f, 0.0f, 0.0f, 0.0f }; |
|
float CEnginePostMaterialProxy::s_vBloomAAValues2[4] = { 0.0f, 0.0f, 0.0f, 0.0f }; |
|
float CEnginePostMaterialProxy::s_vBloomUVTransform[4] = { 0.0f, 0.0f, 0.0f, 0.0f }; |
|
int CEnginePostMaterialProxy::s_PostBloomEnable = 1; |
|
|
|
CEnginePostMaterialProxy::CEnginePostMaterialProxy() |
|
{ |
|
m_pMaterialParam_AAValues = NULL; |
|
m_pMaterialParam_AAValues2 = NULL; |
|
m_pMaterialParam_BloomUVTransform = NULL; |
|
m_pMaterialParam_BloomEnable = NULL; |
|
m_pMaterialParam_ColCorrectEnable = NULL; |
|
m_pMaterialParam_ColCorrectNumLookups = NULL; |
|
m_pMaterialParam_ColCorrectDefaultWeight = NULL; |
|
m_pMaterialParam_ColCorrectLookupWeights = NULL; |
|
} |
|
|
|
CEnginePostMaterialProxy::~CEnginePostMaterialProxy() |
|
{ |
|
// Do nothing |
|
} |
|
|
|
bool CEnginePostMaterialProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues ) |
|
{ |
|
bool bFoundVar = false; |
|
|
|
m_pMaterialParam_AAValues = pMaterial->FindVar( "$AAInternal1", &bFoundVar, false ); |
|
m_pMaterialParam_AAValues2 = pMaterial->FindVar( "$AAInternal3", &bFoundVar, false ); |
|
m_pMaterialParam_BloomUVTransform = pMaterial->FindVar( "$AAInternal2", &bFoundVar, false ); |
|
m_pMaterialParam_BloomEnable = pMaterial->FindVar( "$bloomEnable", &bFoundVar, false ); |
|
m_pMaterialParam_ColCorrectEnable = pMaterial->FindVar( "$colCorrectEnable", &bFoundVar, false ); |
|
m_pMaterialParam_ColCorrectNumLookups = pMaterial->FindVar( "$colCorrect_NumLookups", &bFoundVar, false ); |
|
m_pMaterialParam_ColCorrectDefaultWeight = pMaterial->FindVar( "$colCorrect_DefaultWeight", &bFoundVar, false ); |
|
m_pMaterialParam_ColCorrectLookupWeights = pMaterial->FindVar( "$colCorrect_LookupWeights", &bFoundVar, false ); |
|
|
|
return true; |
|
} |
|
|
|
void CEnginePostMaterialProxy::OnBind( C_BaseEntity *pEnt ) |
|
{ |
|
if ( m_pMaterialParam_AAValues ) |
|
m_pMaterialParam_AAValues->SetVecValue( s_vBloomAAValues, 4 ); |
|
|
|
if ( m_pMaterialParam_AAValues2 ) |
|
m_pMaterialParam_AAValues2->SetVecValue( s_vBloomAAValues2, 4 ); |
|
|
|
if ( m_pMaterialParam_BloomUVTransform ) |
|
m_pMaterialParam_BloomUVTransform->SetVecValue( s_vBloomUVTransform, 4 ); |
|
|
|
if ( m_pMaterialParam_BloomEnable ) |
|
m_pMaterialParam_BloomEnable->SetIntValue( s_PostBloomEnable ); |
|
} |
|
|
|
IMaterial *CEnginePostMaterialProxy::GetMaterial() |
|
{ |
|
if ( m_pMaterialParam_AAValues == NULL) |
|
return NULL; |
|
|
|
return m_pMaterialParam_AAValues->GetOwningMaterial(); |
|
} |
|
|
|
void CEnginePostMaterialProxy::SetupEnginePostMaterialAA( bool bPerformSoftwareAA, float flAAStrength ) |
|
{ |
|
if ( bPerformSoftwareAA ) |
|
{ |
|
// Pass ConVars to the material by proxy |
|
// - the strength of the AA effect (from 0 to 1) |
|
// - how much to allow 1-pixel lines to be blurred (from 0 to 1) |
|
// - pick one of the two quality modes (5-tap or 9-tap filter) |
|
// - optionally enable one of several debug modes (via dynamic combos) |
|
// NOTE: this order matches pixel shader constants in Engine_Post_ps2x.fxc |
|
s_vBloomAAValues[0] = flAAStrength; |
|
s_vBloomAAValues[1] = 1.0f - mat_software_aa_blur_one_pixel_lines.GetFloat(); |
|
s_vBloomAAValues[2] = mat_software_aa_quality.GetInt(); |
|
s_vBloomAAValues[3] = mat_software_aa_debug.GetInt(); |
|
s_vBloomAAValues2[0] = mat_software_aa_edge_threshold.GetFloat(); |
|
s_vBloomAAValues2[1] = mat_software_aa_tap_offset.GetFloat(); |
|
//s_vBloomAAValues2[2] = unused; |
|
//s_vBloomAAValues2[3] = unused; |
|
} |
|
else |
|
{ |
|
// Zero-strength AA is interpreted as "AA disabled" |
|
s_vBloomAAValues[0] = 0.0f; |
|
} |
|
} |
|
|
|
void CEnginePostMaterialProxy::SetupEnginePostMaterialTextureTransform( const Vector4D & fullViewportBloomUVs, const Vector4D & fullViewportFBUVs, Vector2D fbSize ) |
|
{ |
|
// Engine_Post uses a UV transform (from (quarter-res) bloom texture coords ('1') |
|
// to (full-res) framebuffer texture coords ('2')). |
|
// |
|
// We compute the UV transform as an offset and a scale, using the texture coordinates |
|
// of the top-left corner of the screen to compute the offset and the coordinate |
|
// change from the top-left to the bottom-right of the quad to compute the scale. |
|
|
|
// Take texel coordinates (start = top-left, end = bottom-right): |
|
Vector2D texelStart1 = Vector2D( fullViewportBloomUVs.x, fullViewportBloomUVs.y ); |
|
Vector2D texelStart2 = Vector2D( fullViewportFBUVs.x, fullViewportFBUVs.y ); |
|
Vector2D texelEnd1 = Vector2D( fullViewportBloomUVs.z, fullViewportBloomUVs.w ); |
|
Vector2D texelEnd2 = Vector2D( fullViewportFBUVs.z, fullViewportFBUVs.w ); |
|
// ...and transform to UV coordinates: |
|
Vector2D texRes1 = fbSize / 4; |
|
Vector2D texRes2 = fbSize; |
|
Vector2D uvStart1 = ( texelStart1 + Vector2D(0.5,0.5) ) / texRes1; |
|
Vector2D uvStart2 = ( texelStart2 + Vector2D(0.5,0.5) ) / texRes2; |
|
Vector2D dUV1 = ( texelEnd1 - texelStart1 ) / texRes1; |
|
Vector2D dUV2 = ( texelEnd2 - texelStart2 ) / texRes2; |
|
|
|
// We scale about the rect's top-left pixel centre (not the origin) in UV-space: |
|
// uv' = ((uv - uvStart1)*uvScale + uvStart1) + uvOffset |
|
// = uvScale*uv + uvOffset + uvStart1*(1 - uvScale) |
|
Vector2D uvOffset = uvStart2 - uvStart1; |
|
Vector2D uvScale = dUV2 / dUV1; |
|
uvOffset = uvOffset + uvStart1*(Vector2D(1,1) - uvScale); |
|
|
|
s_vBloomUVTransform[0] = uvOffset.x; |
|
s_vBloomUVTransform[1] = uvOffset.y; |
|
s_vBloomUVTransform[2] = uvScale.x; |
|
s_vBloomUVTransform[3] = uvScale.y; |
|
} |
|
|
|
IMaterial * CEnginePostMaterialProxy::SetupEnginePostMaterial( const Vector4D & fullViewportBloomUVs, const Vector4D & fullViewportFBUVs, const Vector2D & destTexSize, |
|
bool bPerformSoftwareAA, bool bPerformBloom, bool bPerformColCorrect, float flAAStrength ) |
|
{ |
|
// Shouldn't get here if none of the effects are enabled |
|
Assert( bPerformSoftwareAA || bPerformBloom || bPerformColCorrect ); |
|
|
|
s_PostBloomEnable = bPerformBloom ? 1 : 0; |
|
|
|
SetupEnginePostMaterialAA( bPerformSoftwareAA, flAAStrength ); |
|
|
|
if ( bPerformSoftwareAA || bPerformColCorrect ) |
|
{ |
|
SetupEnginePostMaterialTextureTransform( fullViewportBloomUVs, fullViewportFBUVs, destTexSize ); |
|
return materials->FindMaterial( "dev/engine_post", TEXTURE_GROUP_OTHER, true); |
|
} |
|
else |
|
{ |
|
// Just use the old bloomadd material (which uses additive blending, unlike engine_post) |
|
// NOTE: this path is what gets used for DX8 (which cannot enable AA or col-correction) |
|
return materials->FindMaterial( "dev/bloomadd", TEXTURE_GROUP_OTHER, true); |
|
} |
|
} |
|
|
|
EXPOSE_INTERFACE( CEnginePostMaterialProxy, IMaterialProxy, "engine_post" IMATERIAL_PROXY_INTERFACE_VERSION ); |
|
|
|
|
|
static void DrawBloomDebugBoxes( IMatRenderContext *pRenderContext ) |
|
{ |
|
// draw inset rects which should have a centered bloom |
|
pRenderContext->SetRenderTarget(NULL); |
|
int dest_width, dest_height; |
|
pRenderContext->GetRenderTargetDimensions( dest_width, dest_height ); |
|
|
|
// full screen clear |
|
pRenderContext->Viewport( 0, 0, dest_width, dest_height ); |
|
pRenderContext->ClearColor3ub( 0, 0, 0 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// inset for screensafe |
|
int inset = 64; |
|
int size = 32; |
|
|
|
// centerish, translating |
|
static int wx = 0; |
|
wx = ( wx + 1 ) & 63; |
|
|
|
pRenderContext->Viewport( dest_width / 2 + wx, dest_height / 2, size, size ); |
|
pRenderContext->ClearColor3ub( 255, 255, 255 ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// upper left |
|
pRenderContext->Viewport( inset, inset, size, size ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// upper right |
|
pRenderContext->Viewport( dest_width - inset - size, inset, size, size ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// lower right |
|
pRenderContext->Viewport( dest_width - inset - size, dest_height - inset - size, size, size ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// lower left |
|
pRenderContext->Viewport( inset, dest_height - inset - size, size, size ); |
|
pRenderContext->ClearBuffers( true, true ); |
|
|
|
// restore |
|
pRenderContext->Viewport( 0, 0, dest_width, dest_height ); |
|
} |
|
|
|
static float GetBloomAmount( void ) |
|
{ |
|
// return bloom amount ( 0.0 if disabled or otherwise turned off ) |
|
if ( engine->GetDXSupportLevel() < 80 ) |
|
return 0.0; |
|
|
|
HDRType_t hdrType = g_pMaterialSystemHardwareConfig->GetHDRType(); |
|
|
|
bool bBloomEnabled = (mat_hdr_level.GetInt() >= 1); |
|
|
|
if ( !engine->MapHasHDRLighting() ) |
|
bBloomEnabled = false; |
|
if ( mat_force_bloom.GetInt() ) |
|
bBloomEnabled = true; |
|
if ( mat_disable_bloom.GetInt() ) |
|
bBloomEnabled = false; |
|
if ( building_cubemaps.GetBool() ) |
|
bBloomEnabled = false; |
|
if ( mat_fullbright.GetInt() == 1 ) |
|
{ |
|
bBloomEnabled = false; |
|
} |
|
if( !g_pMaterialSystemHardwareConfig->CanDoSRGBReadFromRTs() && g_pMaterialSystemHardwareConfig->FakeSRGBWrite() ) |
|
{ |
|
bBloomEnabled = false; |
|
} |
|
|
|
float flBloomAmount=0.0; |
|
|
|
if (bBloomEnabled) |
|
{ |
|
static float currentBloomAmount = 1.0f; |
|
float rate = mat_bloomamount_rate.GetFloat(); |
|
|
|
// Use the appropriate bloom scale settings. Mapmakers's overrides the convar settings. |
|
currentBloomAmount = GetCurrentBloomScale() * rate + ( 1.0f - rate ) * currentBloomAmount; |
|
flBloomAmount = currentBloomAmount; |
|
} |
|
|
|
if ( hdrType == HDR_TYPE_NONE ) |
|
{ |
|
flBloomAmount *= mat_non_hdr_bloom_scalefactor.GetFloat()/2.f; |
|
} |
|
|
|
flBloomAmount *= mat_bloom_scalefactor_scalar.GetFloat(); |
|
|
|
return flBloomAmount; |
|
} |
|
|
|
// Control for dumping render targets to files for debugging |
|
static ConVar mat_dump_rts( "mat_dump_rts", "0" ); |
|
static int s_nRTIndex = 0; |
|
bool g_bDumpRenderTargets = false; |
|
|
|
|
|
// Dump a rendertarget to a TGA. Useful for looking at intermediate render target results. |
|
void DumpTGAofRenderTarget( const int width, const int height, const char *pFilename ) |
|
{ |
|
// Ensure that mat_queue_mode is zero |
|
static ConVarRef mat_queue_mode( "mat_queue_mode" ); |
|
if ( mat_queue_mode.GetInt() != 0 ) |
|
{ |
|
DevMsg( "Error: mat_queue_mode must be 0 to dump debug rendertargets\n" ); |
|
mat_dump_rts.SetValue( 0 ); // Just report this error once and stop trying to dump images |
|
return; |
|
} |
|
|
|
CMatRenderContextPtr pRenderContext( materials ); |
|
|
|
// Get the data from the render target and save to disk bitmap bits |
|
unsigned char *pImage = ( unsigned char * )malloc( width * 4 * height ); |
|
|
|
// Get Bits from the material system |
|
pRenderContext->ReadPixels( 0, 0, width, height, pImage, IMAGE_FORMAT_RGBA8888 ); |
|
|
|
// allocate a buffer to write the tga into |
|
int iMaxTGASize = 1024 + (width * height * 4); |
|
void *pTGA = malloc( iMaxTGASize ); |
|
CUtlBuffer buffer( pTGA, iMaxTGASize ); |
|
|
|
if( !TGAWriter::WriteToBuffer( pImage, buffer, width, height, IMAGE_FORMAT_RGBA8888, IMAGE_FORMAT_RGBA8888 ) ) |
|
{ |
|
Error( "Couldn't write bitmap data snapshot.\n" ); |
|
} |
|
|
|
free( pImage ); |
|
|
|
// async write to disk (this will take ownership of the memory) |
|
char szPathedFileName[_MAX_PATH]; |
|
Q_snprintf( szPathedFileName, sizeof(szPathedFileName), "//MOD/%d_%s_%s.tga", s_nRTIndex++, pFilename, IsOSX() ? "OSX" : "PC" ); |
|
|
|
FileHandle_t fileTGA = filesystem->Open( szPathedFileName, "wb" ); |
|
filesystem->Write( buffer.Base(), buffer.TellPut(), fileTGA ); |
|
filesystem->Close( fileTGA ); |
|
|
|
free( pTGA ); |
|
} |
|
|
|
|
|
static bool s_bScreenEffectTextureIsUpdated = false; |
|
|
|
static void Generate8BitBloomTexture( IMatRenderContext *pRenderContext, float flBloomScale, |
|
int x, int y, int w, int h ) |
|
{ |
|
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ ); |
|
|
|
pRenderContext->PushRenderTargetAndViewport(); |
|
ITexture *pSrc = materials->FindTexture( "_rt_FullFrameFB", TEXTURE_GROUP_RENDER_TARGET ); |
|
int nSrcWidth = pSrc->GetActualWidth(); |
|
int nSrcHeight = pSrc->GetActualHeight(); //,dest_height; |
|
|
|
// Counter-Strike: Source uses a different downsample algorithm than other games |
|
#ifdef CSTRIKE_DLL |
|
IMaterial *downsample_mat = materials->FindMaterial( "dev/downsample_non_hdr_cstrike", TEXTURE_GROUP_OTHER, true); |
|
#else |
|
IMaterial *downsample_mat = materials->FindMaterial( "dev/downsample_non_hdr", TEXTURE_GROUP_OTHER, true); |
|
#endif |
|
|
|
IMaterial *xblur_mat = materials->FindMaterial( "dev/blurfilterx_nohdr", TEXTURE_GROUP_OTHER, true ); |
|
IMaterial *yblur_mat = materials->FindMaterial( "dev/blurfiltery_nohdr", TEXTURE_GROUP_OTHER, true ); |
|
ITexture *dest_rt0 = materials->FindTexture( "_rt_SmallFB0", TEXTURE_GROUP_RENDER_TARGET ); |
|
ITexture *dest_rt1 = materials->FindTexture( "_rt_SmallFB1", TEXTURE_GROUP_RENDER_TARGET ); |
|
|
|
// *Everything* in here relies on the small RTs being exactly 1/4 the full FB res |
|
Assert( dest_rt0->GetActualWidth() == pSrc->GetActualWidth() / 4 ); |
|
Assert( dest_rt0->GetActualHeight() == pSrc->GetActualHeight() / 4 ); |
|
Assert( dest_rt1->GetActualWidth() == pSrc->GetActualWidth() / 4 ); |
|
Assert( dest_rt1->GetActualHeight() == pSrc->GetActualHeight() / 4 ); |
|
|
|
// Downsample fb to rt0 |
|
SetRenderTargetAndViewPort( dest_rt0 ); |
|
// note the -2's below. Thats because we are downsampling on each axis and the shader |
|
// accesses pixels on both sides of the source coord |
|
pRenderContext->DrawScreenSpaceRectangle( downsample_mat, 0, 0, nSrcWidth/4, nSrcHeight/4, |
|
0, 0, nSrcWidth-2, nSrcHeight-2, |
|
nSrcWidth, nSrcHeight ); |
|
|
|
if ( IsX360() ) |
|
{ |
|
pRenderContext->CopyRenderTargetToTextureEx( dest_rt0, 0, NULL, NULL ); |
|
} |
|
else if ( g_bDumpRenderTargets ) |
|
{ |
|
DumpTGAofRenderTarget( nSrcWidth/4, nSrcHeight/4, "QuarterSizeFB" ); |
|
} |
|
|
|
// Gaussian blur x rt0 to rt1 |
|
SetRenderTargetAndViewPort( dest_rt1 ); |
|
pRenderContext->DrawScreenSpaceRectangle( xblur_mat, 0, 0, nSrcWidth/4, nSrcHeight/4, |
|
0, 0, nSrcWidth/4-1, nSrcHeight/4-1, |
|
nSrcWidth/4, nSrcHeight/4 ); |
|
if ( IsX360() ) |
|
{ |
|
pRenderContext->CopyRenderTargetToTextureEx( dest_rt1, 0, NULL, NULL ); |
|
} |
|
else if ( g_bDumpRenderTargets ) |
|
{ |
|
DumpTGAofRenderTarget( nSrcWidth/4, nSrcHeight/4, "BlurX" ); |
|
} |
|
|
|
// Gaussian blur y rt1 to rt0 |
|
SetRenderTargetAndViewPort( dest_rt0 ); |
|
IMaterialVar *pBloomAmountVar = yblur_mat->FindVar( "$bloomamount", NULL ); |
|
pBloomAmountVar->SetFloatValue( flBloomScale ); |
|
pRenderContext->DrawScreenSpaceRectangle( yblur_mat, 0, 0, nSrcWidth / 4, nSrcHeight / 4, |
|
0, 0, nSrcWidth / 4 - 1, nSrcHeight / 4 - 1, |
|
nSrcWidth / 4, nSrcHeight / 4 ); |
|
if ( IsX360() ) |
|
{ |
|
pRenderContext->CopyRenderTargetToTextureEx( dest_rt0, 0, NULL, NULL ); |
|
} |
|
else if ( g_bDumpRenderTargets ) |
|
{ |
|
DumpTGAofRenderTarget( nSrcWidth/4, nSrcHeight/4, "BlurYAndBloom" ); |
|
} |
|
|
|
pRenderContext->PopRenderTargetAndViewport(); |
|
} |
|
|
|
static void DoPreBloomTonemapping( IMatRenderContext *pRenderContext, int nX, int nY, int nWidth, int nHeight, float flAutoExposureMin, float flAutoExposureMax ) |
|
{ |
|
// Update HDR histogram before bloom |
|
if ( mat_dynamic_tonemapping.GetInt() || mat_show_histogram.GetInt() ) |
|
{ |
|
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ ); |
|
|
|
if ( s_bScreenEffectTextureIsUpdated == false ) |
|
{ |
|
// FIXME: nX/nY/nWidth/nHeight are used here, but the equivalent parameters are ignored in Generate8BitBloomTexture |
|
UpdateScreenEffectTexture( 0, nX, nY, nWidth, nHeight, true ); |
|
s_bScreenEffectTextureIsUpdated = true; |
|
} |
|
|
|
g_HDR_HistogramSystem.Update(); |
|
if ( mat_dynamic_tonemapping.GetInt() || mat_show_histogram.GetInt() ) |
|
{ |
|
float flTargetScalar = g_HDR_HistogramSystem.GetTargetTonemapScalar(); |
|
float flTargetScalarClamped = MAX( flAutoExposureMin, MIN( flAutoExposureMax, flTargetScalar ) ); |
|
flTargetScalarClamped = MAX( 0.001f, flTargetScalarClamped ); // Don't let this go to 0! |
|
if ( mat_dynamic_tonemapping.GetInt() ) |
|
{ |
|
SetToneMapScale( pRenderContext, flTargetScalarClamped, flAutoExposureMin, flAutoExposureMax ); |
|
} |
|
|
|
if ( mat_debug_autoexposure.GetInt() || mat_show_histogram.GetInt() ) |
|
{ |
|
bool bDrawTextThisFrame = true; |
|
|
|
if ( IsX360() ) |
|
{ |
|
static float s_flLastTimeUpdate = 0.0f; |
|
if ( int( gpGlobals->curtime ) - int( s_flLastTimeUpdate ) >= 2 ) |
|
{ |
|
s_flLastTimeUpdate = gpGlobals->curtime; |
|
bDrawTextThisFrame = true; |
|
} |
|
else |
|
{ |
|
bDrawTextThisFrame = false; |
|
} |
|
} |
|
|
|
if ( bDrawTextThisFrame == true ) |
|
{ |
|
if ( mat_tonemap_algorithm.GetInt() == 0 ) |
|
{ |
|
engine->Con_NPrintf( 19, "(Original algorithm) Target Scalar = %4.2f Min/Max( %4.2f, %4.2f ) Final Scalar: %4.2f Actual: %4.2f", |
|
flTargetScalar, flAutoExposureMin, flAutoExposureMax, mat_hdr_tonemapscale.GetFloat(), pRenderContext->GetToneMappingScaleLinear().x ); |
|
} |
|
else |
|
{ |
|
engine->Con_NPrintf( 19, "%.2f%% of pixels above %d%% target @ %4.2f%% Target Scalar = %4.2f Min/Max( %4.2f, %4.2f ) Final Scalar: %4.2f Actual: %4.2f", |
|
mat_tonemap_percent_bright_pixels.GetFloat(), mat_tonemap_percent_target.GetInt(), |
|
( g_HDR_HistogramSystem.FindLocationOfPercentBrightPixels( mat_tonemap_percent_bright_pixels.GetFloat(), mat_tonemap_percent_target.GetFloat() ) * 100.0f ), |
|
g_HDR_HistogramSystem.GetTargetTonemapScalar( true ), flAutoExposureMin, flAutoExposureMax, mat_hdr_tonemapscale.GetFloat(), pRenderContext->GetToneMappingScaleLinear().x ); |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
|
|
static void DoPostBloomTonemapping( IMatRenderContext *pRenderContext, int nX, int nY, int nWidth, int nHeight, float flAutoExposureMin, float flAutoExposureMax ) |
|
{ |
|
if ( mat_show_histogram.GetInt() && ( engine->GetDXSupportLevel() >= 90 ) ) |
|
{ |
|
g_HDR_HistogramSystem.DisplayHistogram(); |
|
} |
|
} |
|
|
|
static void CenterScaleQuadUVs( Vector4D & quadUVs, const Vector2D & uvScale ) |
|
{ |
|
Vector2D uvMid = 0.5f*Vector2D( ( quadUVs.z + quadUVs.x ), ( quadUVs.w + quadUVs.y ) ); |
|
Vector2D uvRange= 0.5f*Vector2D( ( quadUVs.z - quadUVs.x ), ( quadUVs.w - quadUVs.y ) ); |
|
quadUVs.x = uvMid.x - uvScale.x*uvRange.x; |
|
quadUVs.y = uvMid.y - uvScale.y*uvRange.y; |
|
quadUVs.z = uvMid.x + uvScale.x*uvRange.x; |
|
quadUVs.w = uvMid.y + uvScale.y*uvRange.y; |
|
} |
|
|
|
|
|
typedef struct SPyroSide |
|
{ |
|
float m_vCornerPos[ 2 ][ 2 ]; |
|
float m_flIntensity; |
|
float m_flIntensityLimit; |
|
float m_flRate; |
|
bool m_bHorizontal; |
|
bool m_bIncreasing; |
|
bool m_bAlive; |
|
} TPyroSide; |
|
|
|
#define MAX_PYRO_SIDES 50 |
|
#define NUM_PYRO_SEGMENTS 8 |
|
#define MIN_PYRO_SIDE_LENGTH 0.5f |
|
#define MAX_PYRO_SIDE_LENGTH 0.90f |
|
#define MIN_PYRO_SIDE_WIDTH 0.25f |
|
#define MAX_PYRO_SIDE_WIDTH 0.95f |
|
|
|
static TPyroSide PyroSides[ MAX_PYRO_SIDES ]; |
|
|
|
ConVar pyro_vignette( "pyro_vignette", "2", FCVAR_ARCHIVE ); |
|
ConVar pyro_vignette_distortion( "pyro_vignette_distortion", "1", FCVAR_ARCHIVE ); |
|
ConVar pyro_min_intensity( "pyro_min_intensity", "0.1", FCVAR_ARCHIVE ); |
|
ConVar pyro_max_intensity( "pyro_max_intensity", "0.35", FCVAR_ARCHIVE ); |
|
ConVar pyro_min_rate( "pyro_min_rate", "0.05", FCVAR_ARCHIVE ); |
|
ConVar pyro_max_rate( "pyro_max_rate", "0.2", FCVAR_ARCHIVE ); |
|
ConVar pyro_min_side_length( "pyro_min_side_length", "0.3", FCVAR_ARCHIVE ); |
|
ConVar pyro_max_side_length( "pyro_max_side_length", "0.55", FCVAR_ARCHIVE ); |
|
ConVar pyro_min_side_width( "pyro_min_side_width", "0.65", FCVAR_ARCHIVE ); |
|
ConVar pyro_max_side_width( "pyro_max_side_width", "0.95", FCVAR_ARCHIVE ); |
|
|
|
static void CreatePyroSide( int nSide, Vector2D &vMaxSize ) |
|
{ |
|
int nFound = 0; |
|
for( ; nFound < MAX_PYRO_SIDES; nFound++ ) |
|
{ |
|
if ( !PyroSides[ nFound ].m_bAlive ) |
|
{ |
|
break; |
|
} |
|
} |
|
|
|
if ( nFound >= MAX_PYRO_SIDES ) |
|
{ |
|
return; |
|
} |
|
|
|
TPyroSide *pSide = &PyroSides[ nFound ]; |
|
|
|
pSide->m_flIntensity = 0.0f; |
|
pSide->m_flIntensityLimit = RandomFloat( pyro_min_intensity.GetFloat(), pyro_max_intensity.GetFloat() ); |
|
pSide->m_flRate = RandomFloat( pyro_min_rate.GetFloat(), pyro_max_rate.GetFloat() ); |
|
pSide->m_bIncreasing = true; |
|
pSide->m_bHorizontal = ( ( nSide >> 1 ) & 1 ) == 0; |
|
pSide->m_bAlive = true; |
|
|
|
// float flWidth = RandomFloat( MIN_PYRO_SIDE_WIDTH, MAX_PYRO_SIDE_WIDTH ) * 2.0f; |
|
// float flLength = RandomFloat( MIN_PYRO_SIDE_LENGTH, MAX_PYRO_SIDE_LENGTH ); |
|
float flWidth = RandomFloat( pyro_min_side_width.GetFloat(), pyro_max_side_width.GetFloat() ) * 2.0f; |
|
float flLength = RandomFloat( pyro_min_side_length.GetFloat(), pyro_max_side_length.GetFloat() ); |
|
|
|
switch( nSide ) |
|
{ |
|
case 0: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = -1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = 1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = -1.0f + flWidth; |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = 1.0f - ( flLength * vMaxSize.y ); |
|
} |
|
break; |
|
|
|
case 1: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = 1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = 1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = 1.0f - flWidth; |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = 1.0f - ( flLength * vMaxSize.y ); |
|
} |
|
break; |
|
|
|
case 2: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = 1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = 1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = 1.0f - ( flLength * vMaxSize.x ); |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = 1.0f - flWidth; |
|
} |
|
break; |
|
|
|
case 3: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = 1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = -1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = 1.0f - ( flLength * vMaxSize.x ); |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = -1.0f + flWidth; |
|
} |
|
break; |
|
|
|
case 4: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = 1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = -1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = 1.0f - flWidth; |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = -1.0f + ( flLength * vMaxSize.y ); |
|
} |
|
break; |
|
|
|
case 5: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = -1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = -1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = -1.0f + flWidth; |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = -1.0f + ( flLength * vMaxSize.y ); |
|
} |
|
break; |
|
|
|
case 6: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = -1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = -1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = -1.0f + ( flLength * vMaxSize.x ); |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = -1.0f + flWidth; |
|
} |
|
break; |
|
|
|
case 7: |
|
{ |
|
pSide->m_vCornerPos[ 0 ][ 0 ] = -1.0f; |
|
pSide->m_vCornerPos[ 0 ][ 1 ] = 1.0f; |
|
|
|
pSide->m_vCornerPos[ 1 ][ 0 ] = -1.0f + ( flLength * vMaxSize.x ); |
|
pSide->m_vCornerPos[ 1 ][ 1 ] = 1.0f - flWidth; |
|
} |
|
break; |
|
} |
|
} |
|
|
|
|
|
static float PryoVignetteSTHorizontal[ 6 ][ 2 ] = |
|
{ |
|
{ 0.0f, 0.0f }, |
|
{ 0.0f, 1.0f }, |
|
{ 1.0f, 1.0f }, |
|
|
|
{ 1.0f, 1.0f }, |
|
{ 0.0f, 0.0f }, |
|
{ 1.0f, 0.0f } |
|
}; |
|
|
|
static float PryoVignetteSTVertical[ 6 ][ 2 ] = |
|
{ |
|
{ 0.0f, 0.0f }, |
|
{ 1.0f, 0.0f }, |
|
{ 1.0f, 1.0f }, |
|
|
|
{ 1.0f, 1.0f }, |
|
{ 0.0f, 0.0f }, |
|
{ 0.0f, 1.0f } |
|
}; |
|
|
|
|
|
static int PryoSideIndexes[ 6 ][ 2 ] = |
|
{ |
|
{ 0, 0 }, |
|
{ 0, 1 }, |
|
{ 1, 1 }, |
|
|
|
{ 1, 1 }, |
|
{ 0, 0 }, |
|
{ 1, 0 } |
|
}; |
|
|
|
|
|
static void DrawPyroVignette( int nDestX, int nDestY, int nWidth, int nHeight, // Rect to draw into in screen space |
|
float flSrcTextureX0, float flSrcTextureY0, // which texel you want to appear at destx/y |
|
float flSrcTextureX1, float flSrcTextureY1, // which texel you want to appear at destx+width-1, desty+height-1 |
|
void *pClientRenderable ) |
|
{ |
|
static bool bInit = false; |
|
static int nNextSide = 0; |
|
|
|
CMatRenderContextPtr pRenderContext( g_pMaterialSystem ); |
|
|
|
IMaterial *pVignetteBorder = materials->FindMaterial( "dev/pyro_vignette_border", TEXTURE_GROUP_OTHER, true ); |
|
IMaterial *pMaterial = materials->FindMaterial( "dev/pyro_vignette", TEXTURE_GROUP_OTHER, true ); |
|
ITexture *pRenderTarget = materials->FindTexture( "_rt_ResolvedFullFrameDepth", TEXTURE_GROUP_RENDER_TARGET ); |
|
|
|
pRenderContext->PushRenderTargetAndViewport( pRenderTarget ); |
|
pRenderContext->ClearColor4ub( 0, 0, 0, 0 ); |
|
pRenderContext->ClearBuffers( true, false ); |
|
|
|
int nScreenWidth, nScreenHeight; |
|
pRenderContext->GetRenderTargetDimensions( nScreenWidth, nScreenHeight ); |
|
pRenderContext->DrawScreenSpaceRectangle( pVignetteBorder, 0, 0, nScreenWidth, nScreenHeight, 0, 0, nScreenWidth - 1, nScreenHeight - 1, nScreenWidth, nScreenHeight, pClientRenderable ); |
|
|
|
if ( pyro_vignette.GetInt() > 1 ) |
|
{ |
|
float flPyroSegments = 2.0f / NUM_PYRO_SEGMENTS; |
|
Vector2D vMaxSize( flPyroSegments, flPyroSegments ); |
|
|
|
if ( !bInit ) |
|
{ |
|
for( int i = 0; i < MAX_PYRO_SIDES; i++ ) |
|
{ |
|
PyroSides[ i ].m_bAlive = false; |
|
} |
|
|
|
CreatePyroSide( nNextSide, vMaxSize ); |
|
nNextSide = ( nNextSide + 1 ) & 7; |
|
|
|
bInit = true; |
|
} |
|
|
|
int nNumAlive = 0; |
|
TPyroSide *pSide = &PyroSides[ 0 ]; |
|
for( int nIndex = 0; nIndex < MAX_PYRO_SIDES; nIndex++, pSide++ ) |
|
{ |
|
if ( pSide->m_bAlive ) |
|
{ |
|
if ( pSide->m_bIncreasing ) |
|
{ |
|
pSide->m_flIntensity += pSide->m_flRate * gpGlobals->frametime; |
|
if ( pSide->m_flIntensity >= pSide->m_flIntensityLimit ) |
|
{ |
|
pSide->m_bIncreasing = false; |
|
} |
|
} |
|
else |
|
{ |
|
pSide->m_flIntensity -= pSide->m_flRate * gpGlobals->frametime; |
|
if ( pSide->m_flIntensity <= 0.0f ) |
|
{ |
|
pSide->m_bAlive = false; |
|
} |
|
} |
|
} |
|
|
|
if ( pSide->m_bAlive ) |
|
{ |
|
nNumAlive++; |
|
} |
|
} |
|
|
|
if ( nNumAlive > 0 ) |
|
{ |
|
pRenderContext->MatrixMode( MATERIAL_VIEW ); |
|
pRenderContext->PushMatrix(); |
|
pRenderContext->LoadIdentity(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_PROJECTION ); |
|
pRenderContext->PushMatrix(); |
|
pRenderContext->LoadIdentity(); |
|
|
|
pRenderContext->Bind( pMaterial, pClientRenderable ); |
|
|
|
CMeshBuilder meshBuilder; |
|
|
|
IMesh* pMesh = pRenderContext->GetDynamicMesh( true ); |
|
meshBuilder.Begin( pMesh, MATERIAL_TRIANGLES, nNumAlive * 2 ); |
|
|
|
pSide = &PyroSides[ 0 ]; |
|
for( int nIndex = 0; nIndex < MAX_PYRO_SIDES; nIndex++, pSide++ ) |
|
{ |
|
if ( pSide->m_bAlive ) |
|
{ |
|
for( int i = 0; i < 6; i++ ) |
|
{ |
|
meshBuilder.Position3f( pSide->m_vCornerPos[ PryoSideIndexes[ i ][ 0 ] ][ 0 ], pSide->m_vCornerPos[ PryoSideIndexes[ i ][ 1 ] ][ 1 ], 0.0f ); |
|
meshBuilder.Color4f( pSide->m_flIntensity, pSide->m_flIntensity, pSide->m_flIntensity, 1.0f ); |
|
meshBuilder.TexCoord2fv( 0, pSide->m_bHorizontal ? PryoVignetteSTHorizontal[ i ] : PryoVignetteSTVertical[ i ] ); |
|
meshBuilder.TangentS3f( 0.0f, 1.0f, 0.0f ); |
|
meshBuilder.TangentT3f( 1.0f, 0.0f, 0.0f ); |
|
meshBuilder.Normal3f( 0.0f, 0.0f, 1.0f ); |
|
meshBuilder.AdvanceVertex(); |
|
} |
|
} |
|
} |
|
|
|
meshBuilder.End(); |
|
pMesh->Draw(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_VIEW ); |
|
pRenderContext->PopMatrix(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_PROJECTION ); |
|
pRenderContext->PopMatrix(); |
|
} |
|
|
|
if ( nNumAlive < 25 ) |
|
{ |
|
CreatePyroSide( nNextSide, vMaxSize ); |
|
nNextSide = ( nNextSide + 1 ) & 7; |
|
} |
|
} |
|
|
|
pRenderContext->PopRenderTargetAndViewport(); |
|
} |
|
|
|
|
|
static void DrawPyroPost( IMaterial *pMaterial, |
|
int nDestX, int nDestY, int nWidth, int nHeight, // Rect to draw into in screen space |
|
float flSrcTextureX0, float flSrcTextureY0, // which texel you want to appear at destx/y |
|
float flSrcTextureX1, float flSrcTextureY1, // which texel you want to appear at destx+width-1, desty+height-1 |
|
int nSrcTextureWidth, int nSrcTextureHeight, // needed for fixup |
|
void *pClientRenderable ) // Used to pass to the bind proxies |
|
{ |
|
bool bFound = false; |
|
IMaterialVar *pVar = pMaterial->FindVar( "$disabled", &bFound, false ); |
|
|
|
if ( bFound && pVar->GetIntValue() ) |
|
{ |
|
return; |
|
} |
|
|
|
|
|
CMatRenderContextPtr pRenderContext( g_pMaterialSystem ); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_VIEW ); |
|
pRenderContext->PushMatrix(); |
|
pRenderContext->LoadIdentity(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_PROJECTION ); |
|
pRenderContext->PushMatrix(); |
|
pRenderContext->LoadIdentity(); |
|
|
|
pRenderContext->Bind( pMaterial, pClientRenderable ); |
|
|
|
int xSegments = NUM_PYRO_SEGMENTS; |
|
int ySegments = NUM_PYRO_SEGMENTS; |
|
|
|
CMeshBuilder meshBuilder; |
|
|
|
IMesh* pMesh = pRenderContext->GetDynamicMesh( true ); |
|
meshBuilder.Begin( pMesh, MATERIAL_QUADS, 4 ); |
|
|
|
int nScreenWidth, nScreenHeight; |
|
pRenderContext->GetRenderTargetDimensions( nScreenWidth, nScreenHeight ); |
|
|
|
float flOffset = IsPosix() ? 0.0f : 0.5f; |
|
|
|
float flLeftX = nDestX - flOffset; |
|
float flRightX = nDestX + nWidth - flOffset; |
|
|
|
float flTopY = nDestY - flOffset; |
|
float flBottomY = nDestY + nHeight - flOffset; |
|
|
|
float flSubrectWidth = flSrcTextureX1 - flSrcTextureX0; |
|
float flSubrectHeight = flSrcTextureY1 - flSrcTextureY0; |
|
|
|
float flTexelsPerPixelX = ( nWidth > 1 ) ? flSubrectWidth / ( nWidth - 1 ) : 0.0f; |
|
float flTexelsPerPixelY = ( nHeight > 1 ) ? flSubrectHeight / ( nHeight - 1 ) : 0.0f; |
|
|
|
float flLeftU = flSrcTextureX0 + 0.5f - ( 0.5f * flTexelsPerPixelX ); |
|
float flRightU = flSrcTextureX1 + 0.5f + ( 0.5f * flTexelsPerPixelX ); |
|
float flTopV = flSrcTextureY0 + 0.5f - ( 0.5f * flTexelsPerPixelY ); |
|
float flBottomV = flSrcTextureY1 + 0.5f + ( 0.5f * flTexelsPerPixelY ); |
|
|
|
float flOOTexWidth = 1.0f / nSrcTextureWidth; |
|
float flOOTexHeight = 1.0f / nSrcTextureHeight; |
|
flLeftU *= flOOTexWidth; |
|
flRightU *= flOOTexWidth; |
|
flTopV *= flOOTexHeight; |
|
flBottomV *= flOOTexHeight; |
|
|
|
// Get the current viewport size |
|
int vx, vy, vw, vh; |
|
pRenderContext->GetViewport( vx, vy, vw, vh ); |
|
|
|
// map from screen pixel coords to -1..1 |
|
flRightX = FLerp( -1, 1, 0, vw, flRightX ); |
|
flLeftX = FLerp( -1, 1, 0, vw, flLeftX ); |
|
flTopY = FLerp( 1, -1, 0, vh ,flTopY ); |
|
flBottomY = FLerp( 1, -1, 0, vh, flBottomY ); |
|
|
|
// Screen height and width of a subrect |
|
float flWidth = (flRightX - flLeftX) / (float) xSegments; |
|
float flHeight = (flTopY - flBottomY) / (float) ySegments; |
|
|
|
// UV height and width of a subrect |
|
float flUWidth = (flRightU - flLeftU) / (float) xSegments; |
|
float flVHeight = (flBottomV - flTopV) / (float) ySegments; |
|
|
|
|
|
// Top Bar |
|
|
|
// Top left |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) 0 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float) 0 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Top right (x+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments+1) * flWidth, flTopY - (float) 0 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments+1) * flUWidth, flTopV + (float) 0 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom right (x+1), (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments+1) * flWidth, flTopY - (float) (0+1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments+1) * flUWidth, flTopV + (float)(0+1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom left (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) (0+1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float)(0+1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom Bar |
|
|
|
// Top left |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) ( ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float) ( ySegments - 1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Top right (x+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments) * flWidth, flTopY - (float) ( ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments) * flUWidth, flTopV + (float) ( ySegments - 1 ) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom right (x+1), (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments) * flWidth, flTopY - (float) ( ySegments ) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments) * flUWidth, flTopV + (float)( ySegments ) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom left (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) ( ySegments ) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float)( ySegments ) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Left Bar |
|
|
|
// Top left |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) 1 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float) 1 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Top right (x+1) |
|
meshBuilder.Position3f( flLeftX + (float) (0+1) * flWidth, flTopY - (float) 1 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (0+1) * flUWidth, flTopV + (float) 1 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom right (x+1), (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (0+1) * flWidth, flTopY - (float) (ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (0+1) * flUWidth, flTopV + (float)(ySegments - 1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom left (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) 0 * flWidth, flTopY - (float) (ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) 0 * flUWidth, flTopV + (float)(ySegments - 1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Right Bar |
|
|
|
// Top left |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments - 1) * flWidth, flTopY - (float) 1 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments - 1) * flUWidth, flTopV + (float) 1 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Top right (x+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments) * flWidth, flTopY - (float) 1 * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments) * flUWidth, flTopV + (float) 1 * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom right (x+1), (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments) * flWidth, flTopY - (float) (ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments) * flUWidth, flTopV + (float)(ySegments - 1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom left (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (xSegments - 1) * flWidth, flTopY - (float) (ySegments - 1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (xSegments - 1) * flUWidth, flTopV + (float)(ySegments - 1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
|
|
|
|
#if 0 |
|
|
|
for ( int x=0; x < xSegments; x++ ) |
|
{ |
|
for ( int y=0; y < ySegments; y++ ) |
|
{ |
|
if ( ( x == 1 || x == 2 ) && ( y == 1 || y == 2 ) ) |
|
{ // skip the center 4 segments |
|
continue; |
|
} |
|
|
|
// Top left |
|
meshBuilder.Position3f( flLeftX + (float) x * flWidth, flTopY - (float) y * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) x * flUWidth, flTopV + (float) y * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Top right (x+1) |
|
meshBuilder.Position3f( flLeftX + (float) (x+1) * flWidth, flTopY - (float) y * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (x+1) * flUWidth, flTopV + (float) y * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom right (x+1), (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) (x+1) * flWidth, flTopY - (float) (y+1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) (x+1) * flUWidth, flTopV + (float)(y+1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
|
|
// Bottom left (y+1) |
|
meshBuilder.Position3f( flLeftX + (float) x * flWidth, flTopY - (float) (y+1) * flHeight, 0.0f ); |
|
meshBuilder.TexCoord2f( 0, flLeftU + (float) x * flUWidth, flTopV + (float)(y+1) * flVHeight); |
|
meshBuilder.AdvanceVertex(); |
|
} |
|
} |
|
#endif |
|
|
|
meshBuilder.End(); |
|
pMesh->Draw(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_VIEW ); |
|
pRenderContext->PopMatrix(); |
|
|
|
pRenderContext->MatrixMode( MATERIAL_PROJECTION ); |
|
pRenderContext->PopMatrix(); |
|
} |
|
|
|
|
|
static ConVar r_queued_post_processing( "r_queued_post_processing", "0" ); |
|
|
|
// How much to dice up the screen during post-processing on 360 |
|
// This has really marginal effects, but 4x1 does seem vaguely better for post-processing |
|
static ConVar mat_postprocess_x( "mat_postprocess_x", "4" ); |
|
static ConVar mat_postprocess_y( "mat_postprocess_y", "1" ); |
|
|
|
void DoEnginePostProcessing( int x, int y, int w, int h, bool bFlashlightIsOn, bool bPostVGui ) |
|
{ |
|
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ ); |
|
|
|
CMatRenderContextPtr pRenderContext( materials ); |
|
|
|
if ( g_bDumpRenderTargets ) |
|
{ |
|
g_bDumpRenderTargets = false; // Turn off from previous frame |
|
} |
|
|
|
if ( mat_dump_rts.GetBool() ) |
|
{ |
|
g_bDumpRenderTargets = true; // Dump intermediate render targets this frame |
|
s_nRTIndex = 0; // Used for numbering the TGA files for easy browsing |
|
mat_dump_rts.SetValue( 0 ); // We only want to capture one frame, on rising edge of this convar |
|
|
|
DumpTGAofRenderTarget( w, h, "BackBuffer" ); |
|
} |
|
|
|
#if defined( _X360 ) |
|
pRenderContext->PushVertexShaderGPRAllocation( 16 ); //max out pixel shader threads |
|
#endif |
|
|
|
if ( r_queued_post_processing.GetInt() ) |
|
{ |
|
ICallQueue *pCallQueue = pRenderContext->GetCallQueue(); |
|
if ( pCallQueue ) |
|
{ |
|
pCallQueue->QueueCall( DoEnginePostProcessing, x, y, w, h, bFlashlightIsOn, bPostVGui ); |
|
return; |
|
} |
|
} |
|
|
|
float flBloomScale = GetBloomAmount(); |
|
|
|
HDRType_t hdrType = g_pMaterialSystemHardwareConfig->GetHDRType(); |
|
|
|
g_bFlashlightIsOn = bFlashlightIsOn; |
|
|
|
// Use the appropriate autoexposure min / max settings. |
|
// Mapmaker's overrides the convar settings. |
|
float flAutoExposureMin; |
|
float flAutoExposureMax; |
|
GetExposureRange( &flAutoExposureMin, &flAutoExposureMax ); |
|
|
|
if ( mat_debug_bloom.GetInt() == 1 ) |
|
{ |
|
DrawBloomDebugBoxes( pRenderContext ); |
|
} |
|
|
|
switch( hdrType ) |
|
{ |
|
case HDR_TYPE_NONE: |
|
case HDR_TYPE_INTEGER: |
|
{ |
|
s_bScreenEffectTextureIsUpdated = false; |
|
|
|
if ( hdrType != HDR_TYPE_NONE ) |
|
{ |
|
DoPreBloomTonemapping( pRenderContext, x, y, w, h, flAutoExposureMin, flAutoExposureMax ); |
|
} |
|
|
|
// Set software-AA on by default for 360 |
|
if ( mat_software_aa_strength.GetFloat() == -1.0f ) |
|
{ |
|
if ( IsX360() ) |
|
{ |
|
mat_software_aa_strength.SetValue( 1.0f ); |
|
if ( g_pMaterialSystem->GetCurrentConfigForVideoCard().m_VideoMode.m_Height > 480 ) |
|
{ |
|
mat_software_aa_quality.SetValue( 0 ); |
|
} |
|
else |
|
{ |
|
// For standard-def, we have fewer pixels so we can afford 'high quality' mode (5->9 taps/pixel) |
|
mat_software_aa_quality.SetValue( 1 ); |
|
} |
|
} |
|
else |
|
{ |
|
mat_software_aa_strength.SetValue( 0.0f ); |
|
} |
|
} |
|
|
|
// Same trick for setting up the vgui aa strength |
|
if ( mat_software_aa_strength_vgui.GetFloat() == -1.0f ) |
|
{ |
|
if ( IsX360() && (g_pMaterialSystem->GetCurrentConfigForVideoCard().m_VideoMode.m_Height == 720) ) |
|
{ |
|
mat_software_aa_strength_vgui.SetValue( 2.0f ); |
|
} |
|
else |
|
{ |
|
mat_software_aa_strength_vgui.SetValue( 1.0f ); |
|
} |
|
} |
|
|
|
float flAAStrength; |
|
|
|
// We do a second AA blur pass over the TF intro menus. use mat_software_aa_strength_vgui there instead |
|
if ( IsX360() && bPostVGui ) |
|
{ |
|
flAAStrength = mat_software_aa_strength_vgui.GetFloat(); |
|
} |
|
else |
|
{ |
|
flAAStrength = mat_software_aa_strength.GetFloat(); |
|
} |
|
|
|
// bloom, software-AA and colour-correction (applied in 1 pass, after generation of the bloom texture) |
|
bool bPerformSoftwareAA = IsX360() && ( engine->GetDXSupportLevel() >= 90 ) && ( flAAStrength != 0.0f ); |
|
bool bPerformBloom = !bPostVGui && ( flBloomScale > 0.0f ) && ( engine->GetDXSupportLevel() >= 90 ); |
|
bool bPerformColCorrect = !bPostVGui && |
|
( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() >= 90) && |
|
( g_pMaterialSystemHardwareConfig->GetHDRType() != HDR_TYPE_FLOAT ) && |
|
g_pColorCorrectionMgr->HasNonZeroColorCorrectionWeights() && |
|
mat_colorcorrection.GetInt(); |
|
bool bSplitScreenHDR = mat_show_ab_hdr.GetInt(); |
|
pRenderContext->EnableColorCorrection( bPerformColCorrect ); |
|
if ( bPerformBloom || bPerformSoftwareAA || bPerformColCorrect ) |
|
{ |
|
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "ColorCorrection" ); |
|
|
|
ITexture *pSrc = materials->FindTexture( "_rt_FullFrameFB", TEXTURE_GROUP_RENDER_TARGET ); |
|
int nSrcWidth = pSrc->GetActualWidth(); |
|
int nSrcHeight = pSrc->GetActualHeight(); |
|
|
|
ITexture *dest_rt1 = materials->FindTexture( "_rt_SmallFB1", TEXTURE_GROUP_RENDER_TARGET ); |
|
|
|
if ( !s_bScreenEffectTextureIsUpdated ) |
|
{ |
|
// NOTE: UpdateScreenEffectTexture() uses StretchRect, so _rt_FullFrameFB is always 100% |
|
// filled, even when the viewport is not fullscreen (e.g. with 'mat_viewportscale 0.5') |
|
UpdateScreenEffectTexture( 0, x, y, w, h, true ); |
|
s_bScreenEffectTextureIsUpdated = true; |
|
} |
|
|
|
if ( bPerformBloom ) |
|
{ |
|
Generate8BitBloomTexture( pRenderContext, flBloomScale, x, y, w, h ); |
|
} |
|
|
|
// Now add bloom (dest_rt0) to the framebuffer and perform software anti-aliasing and |
|
// colour correction, all in one pass (improves performance, reduces quantization errors) |
|
// |
|
// First, set up texel coords (in the bloom and fb textures) at the centres of the outer pixel of the viewport: |
|
Vector4D fullViewportPostSrcCorners( 0.0f, -0.5f, nSrcWidth/4-1, nSrcHeight/4-1 ); |
|
Vector4D fullViewportPostDestCorners( 0.0f, 0.0f, nSrcWidth - 1, nSrcHeight - 1 ); |
|
Rect_t fullViewportPostDestRect = { x, y, w, h }; |
|
Vector2D destTexSize( nSrcWidth, nSrcHeight ); |
|
|
|
// When the viewport is not fullscreen, the UV-space size of a pixel changes |
|
// (due to a stretchrect blit being used in UpdateScreenEffectTexture()), so |
|
// we need to adjust the corner-pixel UVs sent to our drawrect call: |
|
Vector2D uvScale( ( nSrcWidth - ( nSrcWidth / (float)w ) ) / ( nSrcWidth - 1 ), |
|
( nSrcHeight - ( nSrcHeight / (float)h ) ) / ( nSrcHeight - 1 ) ); |
|
CenterScaleQuadUVs( fullViewportPostSrcCorners, uvScale ); |
|
CenterScaleQuadUVs( fullViewportPostDestCorners, uvScale ); |
|
|
|
Rect_t partialViewportPostDestRect = fullViewportPostDestRect; |
|
Vector4D partialViewportPostSrcCorners = fullViewportPostSrcCorners; |
|
if ( debug_postproc.GetInt() == 2 ) |
|
{ |
|
// Restrict the post effects to the centre quarter of the screen |
|
// (we only use a portion of the bloom texture, so this *does* affect bloom texture UVs) |
|
partialViewportPostDestRect.x += 0.25f*fullViewportPostDestRect.width; |
|
partialViewportPostDestRect.y += 0.25f*fullViewportPostDestRect.height; |
|
partialViewportPostDestRect.width -= 0.50f*fullViewportPostDestRect.width; |
|
partialViewportPostDestRect.height -= 0.50f*fullViewportPostDestRect.height; |
|
|
|
// This math interprets texel coords as being at corner pixel centers (*not* at corner vertices): |
|
Vector2D uvScale( 1.0f - ( (w / 2) / (float)(w - 1) ), |
|
1.0f - ( (h / 2) / (float)(h - 1) ) ); |
|
CenterScaleQuadUVs( partialViewportPostSrcCorners, uvScale ); |
|
} |
|
|
|
// Temporary hack... Color correction was crashing on the first frame |
|
// when run outside the debugger for some mods (DoD). This forces it to skip |
|
// a frame, ensuring we don't get the weird texture crash we otherwise would. |
|
// FIXME: This will be removed when the true cause is found [added: Main CL 144694] |
|
static bool bFirstFrame = !IsX360(); |
|
if( !bFirstFrame || !bPerformColCorrect ) |
|
{ |
|
bool bFBUpdated = false; |
|
|
|
if ( mat_postprocessing_combine.GetInt() ) |
|
{ |
|
// Perform post-processing in one combined pass |
|
|
|
IMaterial *post_mat = CEnginePostMaterialProxy::SetupEnginePostMaterial( fullViewportPostSrcCorners, fullViewportPostDestCorners, destTexSize, bPerformSoftwareAA, bPerformBloom, bPerformColCorrect, flAAStrength ); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( partialViewportPostDestRect.width / 2, 0, partialViewportPostDestRect.width, partialViewportPostDestRect.height, true ); |
|
} |
|
|
|
pRenderContext->DrawScreenSpaceRectangle(post_mat, |
|
// TomF - offset already done by the viewport. |
|
0,0, //partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
dest_rt1->GetActualWidth(),dest_rt1->GetActualHeight(), |
|
GetClientWorldEntity()->GetClientRenderable(), |
|
mat_postprocess_x.GetInt(), mat_postprocess_y.GetInt() ); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( -1, -1, -1, -1, false ); |
|
} |
|
bFBUpdated = true; |
|
} |
|
else |
|
{ |
|
// Perform post-processing in three separate passes |
|
if ( bPerformSoftwareAA ) |
|
{ |
|
IMaterial *aa_mat = CEnginePostMaterialProxy::SetupEnginePostMaterial( fullViewportPostSrcCorners, fullViewportPostDestCorners, destTexSize, bPerformSoftwareAA, false, false, flAAStrength ); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( partialViewportPostDestRect.width / 2, 0, partialViewportPostDestRect.width, partialViewportPostDestRect.height, true ); |
|
} |
|
|
|
pRenderContext->DrawScreenSpaceRectangle(aa_mat, |
|
// TODO: check if offsets should be 0,0 here, as with the combined-pass case |
|
partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
dest_rt1->GetActualWidth(),dest_rt1->GetActualHeight(), |
|
GetClientWorldEntity()->GetClientRenderable()); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( -1, -1, -1, -1, false ); |
|
} |
|
bFBUpdated = true; |
|
} |
|
|
|
if ( bPerformBloom ) |
|
{ |
|
IMaterial *bloom_mat = CEnginePostMaterialProxy::SetupEnginePostMaterial( fullViewportPostSrcCorners, fullViewportPostDestCorners, destTexSize, false, bPerformBloom, false, flAAStrength ); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( partialViewportPostDestRect.width / 2, 0, partialViewportPostDestRect.width, partialViewportPostDestRect.height, true ); |
|
} |
|
|
|
pRenderContext->DrawScreenSpaceRectangle(bloom_mat, |
|
// TODO: check if offsets should be 0,0 here, as with the combined-pass case |
|
partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
dest_rt1->GetActualWidth(),dest_rt1->GetActualHeight(), |
|
GetClientWorldEntity()->GetClientRenderable()); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( -1, -1, -1, -1, false ); |
|
} |
|
bFBUpdated = true; |
|
} |
|
|
|
if ( bPerformColCorrect ) |
|
{ |
|
if ( bFBUpdated ) |
|
{ |
|
Rect_t actualRect; |
|
UpdateScreenEffectTexture( 0, x, y, w, h, false, &actualRect ); |
|
} |
|
|
|
IMaterial *colcorrect_mat = CEnginePostMaterialProxy::SetupEnginePostMaterial( fullViewportPostSrcCorners, fullViewportPostDestCorners, destTexSize, false, false, bPerformColCorrect, flAAStrength ); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( partialViewportPostDestRect.width / 2, 0, partialViewportPostDestRect.width, partialViewportPostDestRect.height, true ); |
|
} |
|
|
|
pRenderContext->DrawScreenSpaceRectangle(colcorrect_mat, |
|
// TODO: check if offsets should be 0,0 here, as with the combined-pass case |
|
partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
dest_rt1->GetActualWidth(),dest_rt1->GetActualHeight(), |
|
GetClientWorldEntity()->GetClientRenderable()); |
|
|
|
if (bSplitScreenHDR) |
|
{ |
|
pRenderContext->SetScissorRect( -1, -1, -1, -1, false ); |
|
} |
|
bFBUpdated = true; |
|
} |
|
} |
|
|
|
bool bVisionOverride = ( localplayer_visionflags.GetInt() & ( 0x01 ) ); // Pyro-vision Goggles |
|
|
|
if ( bVisionOverride && g_pMaterialSystemHardwareConfig->SupportsPixelShaders_2_0() && pyro_vignette.GetInt() > 0 ) |
|
{ |
|
if ( bFBUpdated ) |
|
{ |
|
Rect_t actualRect; |
|
UpdateScreenEffectTexture( 0, x, y, w, h, false, &actualRect ); |
|
} |
|
|
|
DrawPyroVignette( |
|
// TODO: check if offsets should be 0,0 here, as with the combined-pass case |
|
partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
GetClientWorldEntity()->GetClientRenderable() ); |
|
|
|
IMaterial *pPyroVisionPostMaterial = materials->FindMaterial( "dev/pyro_post", TEXTURE_GROUP_OTHER, true); |
|
DrawPyroPost( pPyroVisionPostMaterial, |
|
// TODO: check if offsets should be 0,0 here, as with the combined-pass case |
|
partialViewportPostDestRect.x, partialViewportPostDestRect.y, |
|
partialViewportPostDestRect.width, partialViewportPostDestRect.height, |
|
partialViewportPostSrcCorners.x, partialViewportPostSrcCorners.y, |
|
partialViewportPostSrcCorners.z, partialViewportPostSrcCorners.w, |
|
dest_rt1->GetActualWidth(),dest_rt1->GetActualHeight(), |
|
GetClientWorldEntity()->GetClientRenderable() ); |
|
} |
|
|
|
if ( g_bDumpRenderTargets ) |
|
{ |
|
DumpTGAofRenderTarget( partialViewportPostDestRect.width, partialViewportPostDestRect.height, "EnginePost" ); |
|
} |
|
} |
|
bFirstFrame = false; |
|
} |
|
|
|
if ( hdrType != HDR_TYPE_NONE ) |
|
{ |
|
DoPostBloomTonemapping( pRenderContext, x, y, w, h, flAutoExposureMin, flAutoExposureMax ); |
|
} |
|
} |
|
break; |
|
|
|
case HDR_TYPE_FLOAT: |
|
{ |
|
int dest_width,dest_height; |
|
pRenderContext->GetRenderTargetDimensions( dest_width, dest_height ); |
|
if (mat_dynamic_tonemapping.GetInt() || mat_show_histogram.GetInt()) |
|
{ |
|
g_HDR_HistogramSystem.Update(); |
|
// Warning("avg_lum=%f\n",g_HDR_HistogramSystem.GetTargetTonemapScalar()); |
|
if ( mat_dynamic_tonemapping.GetInt() ) |
|
{ |
|
float avg_lum = MAX( 0.0001, g_HDR_HistogramSystem.GetTargetTonemapScalar() ); |
|
float scalevalue = MAX( flAutoExposureMin, |
|
MIN( flAutoExposureMax, 0.18 / avg_lum )); |
|
pRenderContext->SetGoalToneMappingScale( scalevalue ); |
|
mat_hdr_tonemapscale.SetValue( scalevalue ); |
|
} |
|
} |
|
|
|
IMaterial *pBloomMaterial; |
|
pBloomMaterial = materials->FindMaterial( "dev/floattoscreen_combine", "" ); |
|
IMaterialVar *pBloomAmountVar = pBloomMaterial->FindVar( "$bloomamount", NULL ); |
|
pBloomAmountVar->SetFloatValue( flBloomScale ); |
|
|
|
PostProcessingPass* selectedHDR; |
|
|
|
if ( flBloomScale > 0.0 ) |
|
{ |
|
selectedHDR = HDRFinal_Float; |
|
} |
|
else |
|
{ |
|
selectedHDR = HDRFinal_Float_NoBloom; |
|
} |
|
|
|
if (mat_show_ab_hdr.GetInt()) |
|
{ |
|
ClipBox splitScreenClip; |
|
|
|
splitScreenClip.m_minx = splitScreenClip.m_miny = 0; |
|
|
|
// Left half |
|
splitScreenClip.m_maxx = dest_width / 2; |
|
splitScreenClip.m_maxy = dest_height - 1; |
|
|
|
ApplyPostProcessingPasses(HDRSimulate_NonHDR, &splitScreenClip); |
|
|
|
// Right half |
|
splitScreenClip.m_minx = splitScreenClip.m_maxx; |
|
splitScreenClip.m_maxx = dest_width - 1; |
|
|
|
ApplyPostProcessingPasses(selectedHDR, &splitScreenClip); |
|
|
|
} |
|
else |
|
{ |
|
ApplyPostProcessingPasses(selectedHDR); |
|
} |
|
|
|
pRenderContext->SetRenderTarget(NULL); |
|
if ( mat_show_histogram.GetInt() && (engine->GetDXSupportLevel()>=90)) |
|
g_HDR_HistogramSystem.DisplayHistogram(); |
|
if ( mat_dynamic_tonemapping.GetInt() ) |
|
{ |
|
float avg_lum = MAX( 0.0001, g_HDR_HistogramSystem.GetTargetTonemapScalar() ); |
|
float scalevalue = MAX( flAutoExposureMin, |
|
MIN( flAutoExposureMax, 0.023 / avg_lum )); |
|
SetToneMapScale( pRenderContext, scalevalue, flAutoExposureMin, flAutoExposureMax ); |
|
} |
|
pRenderContext->SetRenderTarget( NULL ); |
|
break; |
|
} |
|
} |
|
|
|
#if defined( _X360 ) |
|
pRenderContext->PopVertexShaderGPRAllocation(); |
|
#endif |
|
} |
|
|
|
// Motion Blur Material Proxy ========================================================================================= |
|
static float g_vMotionBlurValues[4] = { 0.0f, 0.0f, 0.0f, 0.0f }; |
|
class CMotionBlurMaterialProxy : public CEntityMaterialProxy |
|
{ |
|
public: |
|
CMotionBlurMaterialProxy(); |
|
virtual ~CMotionBlurMaterialProxy(); |
|
virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues ); |
|
virtual void OnBind( C_BaseEntity *pEntity ); |
|
virtual IMaterial *GetMaterial(); |
|
|
|
private: |
|
IMaterialVar *m_pMaterialParam; |
|
}; |
|
|
|
CMotionBlurMaterialProxy::CMotionBlurMaterialProxy() |
|
{ |
|
m_pMaterialParam = NULL; |
|
} |
|
|
|
CMotionBlurMaterialProxy::~CMotionBlurMaterialProxy() |
|
{ |
|
// Do nothing |
|
} |
|
|
|
bool CMotionBlurMaterialProxy::Init( IMaterial *pMaterial, KeyValues *pKeyValues ) |
|
{ |
|
bool bFoundVar = false; |
|
|
|
m_pMaterialParam = pMaterial->FindVar( "$MotionBlurInternal", &bFoundVar, false ); |
|
if ( bFoundVar == false) |
|
return false; |
|
|
|
return true; |
|
} |
|
|
|
void CMotionBlurMaterialProxy::OnBind( C_BaseEntity *pEnt ) |
|
{ |
|
if ( m_pMaterialParam != NULL ) |
|
{ |
|
m_pMaterialParam->SetVecValue( g_vMotionBlurValues, 4 ); |
|
} |
|
} |
|
|
|
IMaterial *CMotionBlurMaterialProxy::GetMaterial() |
|
{ |
|
if ( m_pMaterialParam == NULL) |
|
return NULL; |
|
|
|
return m_pMaterialParam->GetOwningMaterial(); |
|
} |
|
|
|
EXPOSE_INTERFACE( CMotionBlurMaterialProxy, IMaterialProxy, "MotionBlur" IMATERIAL_PROXY_INTERFACE_VERSION ); |
|
|
|
//===================================================================================================================== |
|
// Image-space Motion Blur ============================================================================================ |
|
//===================================================================================================================== |
|
ConVar mat_motion_blur_enabled( "mat_motion_blur_enabled", "1", FCVAR_ARCHIVE ); |
|
ConVar mat_motion_blur_forward_enabled( "mat_motion_blur_forward_enabled", "0" ); |
|
ConVar mat_motion_blur_falling_min( "mat_motion_blur_falling_min", "10.0" ); |
|
ConVar mat_motion_blur_falling_max( "mat_motion_blur_falling_max", "20.0" ); |
|
ConVar mat_motion_blur_falling_intensity( "mat_motion_blur_falling_intensity", "1.0" ); |
|
//ConVar mat_motion_blur_roll_intensity( "mat_motion_blur_roll_intensity", "1.0" ); |
|
ConVar mat_motion_blur_rotation_intensity( "mat_motion_blur_rotation_intensity", "1.0" ); |
|
ConVar mat_motion_blur_strength( "mat_motion_blur_strength", "1.0" ); |
|
|
|
void DoImageSpaceMotionBlur( const CViewSetup &view, int x, int y, int w, int h ) |
|
{ |
|
#ifdef CSS_PERF_TEST |
|
return; |
|
#endif |
|
if ( ( !mat_motion_blur_enabled.GetInt() ) || ( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 90 ) ) |
|
{ |
|
return; |
|
} |
|
|
|
//======================================================================================================// |
|
// Get these convars here to make it easier to remove them later and to default each client differently // |
|
//======================================================================================================// |
|
float flMotionBlurRotationIntensity = mat_motion_blur_rotation_intensity.GetFloat() * 0.15f; // The default is to not blur past 15% of the range |
|
float flMotionBlurRollIntensity = 0.3f; // * mat_motion_blur_roll_intensity.GetFloat(); // The default is to not blur past 30% of the range |
|
float flMotionBlurFallingIntensity = mat_motion_blur_falling_intensity.GetFloat(); |
|
float flMotionBlurFallingMin = mat_motion_blur_falling_min.GetFloat(); |
|
float flMotionBlurFallingMax = mat_motion_blur_falling_max.GetFloat(); |
|
float flMotionBlurGlobalStrength = mat_motion_blur_strength.GetFloat(); |
|
|
|
//===============================================================================// |
|
// Set global g_vMotionBlurValues[4] values so material proxy can get the values // |
|
//===============================================================================// |
|
if ( true ) |
|
{ |
|
//=====================// |
|
// Previous frame data // |
|
//=====================// |
|
static float s_flLastTimeUpdate = 0.0f; |
|
static float s_flPreviousPitch = 0.0f; |
|
static float s_flPreviousYaw = 0.0f; |
|
static float s_vPreviousPositon[3] = { 0.0f, 0.0f, 0.0f }; |
|
static matrix3x4_t s_mPreviousFrameBasisVectors; |
|
static float s_flNoRotationalMotionBlurUntil = 0.0f; |
|
//float vPreviousSideVec[3] = { s_mPreviousFrameBasisVectors[0][1], s_mPreviousFrameBasisVectors[1][1], s_mPreviousFrameBasisVectors[2][1] }; |
|
//float vPreviousForwardVec[3] = { s_mPreviousFrameBasisVectors[0][0], s_mPreviousFrameBasisVectors[1][0], s_mPreviousFrameBasisVectors[2][0] }; |
|
//float vPreviousUpVec[3] = { s_mPreviousFrameBasisVectors[0][2], s_mPreviousFrameBasisVectors[1][2], s_mPreviousFrameBasisVectors[2][2] }; |
|
|
|
float flTimeElapsed = gpGlobals->realtime - s_flLastTimeUpdate; |
|
|
|
//===================================// |
|
// Get current pitch & wrap to +-180 // |
|
//===================================// |
|
float flCurrentPitch = view.angles[PITCH]; |
|
while ( flCurrentPitch > 180.0f ) |
|
flCurrentPitch -= 360.0f; |
|
while ( flCurrentPitch < -180.0f ) |
|
flCurrentPitch += 360.0f; |
|
|
|
//=================================// |
|
// Get current yaw & wrap to +-180 // |
|
//=================================// |
|
float flCurrentYaw = view.angles[YAW]; |
|
while ( flCurrentYaw > 180.0f ) |
|
flCurrentYaw -= 360.0f; |
|
while ( flCurrentYaw < -180.0f ) |
|
flCurrentYaw += 360.0f; |
|
|
|
//engine->Con_NPrintf( 0, "Blur Pitch: %6.2f Yaw: %6.2f", flCurrentPitch, flCurrentYaw ); |
|
//engine->Con_NPrintf( 1, "Blur FOV: %6.2f Aspect: %6.2f Ortho: %s", view.fov, view.m_flAspectRatio, view.m_bOrtho ? "Yes" : "No" ); |
|
|
|
//===========================// |
|
// Get current basis vectors // |
|
//===========================// |
|
matrix3x4_t mCurrentBasisVectors; |
|
AngleMatrix( view.angles, mCurrentBasisVectors ); |
|
|
|
float vCurrentSideVec[3] = { mCurrentBasisVectors[0][1], mCurrentBasisVectors[1][1], mCurrentBasisVectors[2][1] }; |
|
float vCurrentForwardVec[3] = { mCurrentBasisVectors[0][0], mCurrentBasisVectors[1][0], mCurrentBasisVectors[2][0] }; |
|
//float vCurrentUpVec[3] = { mCurrentBasisVectors[0][2], mCurrentBasisVectors[1][2], mCurrentBasisVectors[2][2] }; |
|
|
|
//======================// |
|
// Get current position // |
|
//======================// |
|
float vCurrentPosition[3] = { view.origin.x, view.origin.y, view.origin.z }; |
|
|
|
//===============================================================// |
|
// Evaluate change in position to determine if we need to update // |
|
//===============================================================// |
|
float vPositionChange[3] = { 0.0f, 0.0f, 0.0f }; |
|
VectorSubtract( s_vPreviousPositon, vCurrentPosition, vPositionChange ); |
|
if ( ( VectorLength( vPositionChange ) > 30.0f ) && ( flTimeElapsed >= 0.5f ) ) |
|
{ |
|
//=======================================================// |
|
// If we moved a far distance in one frame and more than // |
|
// half a second elapsed, disable motion blur this frame // |
|
//=======================================================// |
|
//engine->Con_NPrintf( 8, " Pos change && time > 0.5 seconds %f ", gpGlobals->realtime ); |
|
|
|
g_vMotionBlurValues[0] = 0.0f; |
|
g_vMotionBlurValues[1] = 0.0f; |
|
g_vMotionBlurValues[2] = 0.0f; |
|
g_vMotionBlurValues[3] = 0.0f; |
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} |
|
else if ( flTimeElapsed > ( 1.0f / 15.0f ) ) |
|
{ |
|
//==========================================// |
|
// If slower than 15 fps, don't motion blur // |
|
//==========================================// |
|
g_vMotionBlurValues[0] = 0.0f; |
|
g_vMotionBlurValues[1] = 0.0f; |
|
g_vMotionBlurValues[2] = 0.0f; |
|
g_vMotionBlurValues[3] = 0.0f; |
|
} |
|
else if ( VectorLength( vPositionChange ) > 50.0f ) |
|
{ |
|
//================================================================================// |
|
// We moved a far distance in a frame, use the same motion blur as last frame // |
|
// because I think we just went through a portal (should we ifdef this behavior?) // |
|
//================================================================================// |
|
//engine->Con_NPrintf( 8, " Position changed %f units @ %.2f time ", VectorLength( vPositionChange ), gpGlobals->realtime ); |
|
|
|
s_flNoRotationalMotionBlurUntil = gpGlobals->realtime + 1.0f; // Wait a second until the portal craziness calms down |
|
} |
|
else |
|
{ |
|
//====================// |
|
// Normal update path // |
|
//====================// |
|
// Compute horizontal and vertical fov |
|
float flHorizontalFov = view.fov; |
|
float flVerticalFov = ( view.m_flAspectRatio <= 0.0f ) ? ( view.fov ) : ( view.fov / view.m_flAspectRatio ); |
|
//engine->Con_NPrintf( 2, "Horizontal Fov: %6.2f Vertical Fov: %6.2f", flHorizontalFov, flVerticalFov ); |
|
|
|
//=====================// |
|
// Forward motion blur // |
|
//=====================// |
|
float flViewDotMotion = DotProduct( vCurrentForwardVec, vPositionChange ); |
|
if ( mat_motion_blur_forward_enabled.GetBool() ) // Want forward and falling |
|
g_vMotionBlurValues[2] = flViewDotMotion; |
|
else // Falling only |
|
g_vMotionBlurValues[2] = flViewDotMotion * fabs( vCurrentForwardVec[2] ); // Only want this if we're looking up or down; |
|
|
|
//====================================// |
|
// Yaw (Compensate for circle strafe) // |
|
//====================================// |
|
float flSideDotMotion = DotProduct( vCurrentSideVec, vPositionChange ); |
|
float flYawDiffOriginal = s_flPreviousYaw - flCurrentYaw; |
|
if ( ( ( s_flPreviousYaw - flCurrentYaw > 180.0f ) || ( s_flPreviousYaw - flCurrentYaw < -180.0f ) ) && |
|
( ( s_flPreviousYaw + flCurrentYaw > -180.0f ) && ( s_flPreviousYaw + flCurrentYaw < 180.0f ) ) ) |
|
flYawDiffOriginal = s_flPreviousYaw + flCurrentYaw; |
|
|
|
float flYawDiffAdjusted = flYawDiffOriginal + ( flSideDotMotion / 3.0f ); // Yes, 3.0 is a magic number, sue me |
|
|
|
// Make sure the adjustment only lessens the effect, not magnify it or reverse it |
|
if ( flYawDiffOriginal < 0.0f ) |
|
flYawDiffAdjusted = clamp ( flYawDiffAdjusted, flYawDiffOriginal, 0.0f ); |
|
else |
|
flYawDiffAdjusted = clamp ( flYawDiffAdjusted, 0.0f, flYawDiffOriginal ); |
|
|
|
// Use pitch to dampen yaw |
|
float flUndampenedYaw = flYawDiffAdjusted / flHorizontalFov; |
|
g_vMotionBlurValues[0] = flUndampenedYaw * ( 1.0f - ( fabs( flCurrentPitch ) / 90.0f ) ); // Dampen horizontal yaw blur based on pitch |
|
|
|
//engine->Con_NPrintf( 4, "flSideDotMotion: %6.2f yaw diff: %6.2f ( %6.2f, %6.2f )", flSideDotMotion, ( s_flPreviousYaw - flCurrentYaw ), flYawDiffOriginal, flYawDiffAdjusted ); |
|
|
|
//=======================================// |
|
// Pitch (Compensate for forward motion) // |
|
//=======================================// |
|
float flPitchCompensateMask = 1.0f - ( ( 1.0f - fabs( vCurrentForwardVec[2] ) ) * ( 1.0f - fabs( vCurrentForwardVec[2] ) ) ); |
|
float flPitchDiffOriginal = s_flPreviousPitch - flCurrentPitch; |
|
float flPitchDiffAdjusted = flPitchDiffOriginal; |
|
|
|
if ( flCurrentPitch > 0.0f ) |
|
flPitchDiffAdjusted = flPitchDiffOriginal - ( ( flViewDotMotion / 2.0f ) * flPitchCompensateMask ); // Yes, 2.0 is a magic number, sue me |
|
else |
|
flPitchDiffAdjusted = flPitchDiffOriginal + ( ( flViewDotMotion / 2.0f ) * flPitchCompensateMask ); // Yes, 2.0 is a magic number, sue me |
|
|
|
// Make sure the adjustment only lessens the effect, not magnify it or reverse it |
|
if ( flPitchDiffOriginal < 0.0f ) |
|
flPitchDiffAdjusted = clamp ( flPitchDiffAdjusted, flPitchDiffOriginal, 0.0f ); |
|
else |
|
flPitchDiffAdjusted = clamp ( flPitchDiffAdjusted, 0.0f, flPitchDiffOriginal ); |
|
|
|
g_vMotionBlurValues[1] = flPitchDiffAdjusted / flVerticalFov; |
|
|
|
//engine->Con_NPrintf( 5, "flViewDotMotion %6.2f, flPitchCompensateMask %6.2f, flPitchDiffOriginal %6.2f, flPitchDiffAdjusted %6.2f, g_vMotionBlurValues[1] %6.2f", flViewDotMotion, flPitchCompensateMask, flPitchDiffOriginal, flPitchDiffAdjusted, g_vMotionBlurValues[1]); |
|
|
|
//========================================================// |
|
// Roll (Enabled when we're looking down and yaw changes) // |
|
//========================================================// |
|
g_vMotionBlurValues[3] = flUndampenedYaw; // Roll starts out as undampened yaw intensity and is then scaled by pitch |
|
g_vMotionBlurValues[3] *= ( fabs( flCurrentPitch ) / 90.0f ) * ( fabs( flCurrentPitch ) / 90.0f ) * ( fabs( flCurrentPitch ) / 90.0f ); // Dampen roll based on pitch^3 |
|
|
|
//engine->Con_NPrintf( 4, "[2] before scale and bias: %6.2f", g_vMotionBlurValues[2] ); |
|
//engine->Con_NPrintf( 5, "[3] before scale and bias: %6.2f", g_vMotionBlurValues[3] ); |
|
|
|
//==============================================================// |
|
// Time-adjust falling effect until we can do something smarter // |
|
//==============================================================// |
|
if ( flTimeElapsed > 0.0f ) |
|
g_vMotionBlurValues[2] /= flTimeElapsed * 30.0f; // 1/30th of a second? |
|
else |
|
g_vMotionBlurValues[2] = 0.0f; |
|
|
|
// Scale and bias values after time adjustment |
|
g_vMotionBlurValues[2] = clamp( ( fabs( g_vMotionBlurValues[2] ) - flMotionBlurFallingMin ) / ( flMotionBlurFallingMax - flMotionBlurFallingMin ), 0.0f, 1.0f ) * ( g_vMotionBlurValues[2] >= 0.0f ? 1.0f : -1.0f ); |
|
g_vMotionBlurValues[2] /= 30.0f; // To counter-adjust for time adjustment above |
|
|
|
//=================// |
|
// Apply intensity // |
|
//=================// |
|
g_vMotionBlurValues[0] *= flMotionBlurRotationIntensity * flMotionBlurGlobalStrength; |
|
g_vMotionBlurValues[1] *= flMotionBlurRotationIntensity * flMotionBlurGlobalStrength; |
|
g_vMotionBlurValues[2] *= flMotionBlurFallingIntensity * flMotionBlurGlobalStrength; |
|
g_vMotionBlurValues[3] *= flMotionBlurRollIntensity * flMotionBlurGlobalStrength; |
|
|
|
//===============================================================// |
|
// Dampen motion blur from 100%-0% as fps drops from 50fps-30fps // |
|
//===============================================================// |
|
if ( !IsX360() ) // I'm not doing this on the 360 yet since I can't test it |
|
{ |
|
float flSlowFps = 30.0f; |
|
float flFastFps = 50.0f; |
|
float flCurrentFps = ( flTimeElapsed > 0.0f ) ? ( 1.0f / flTimeElapsed ) : 0.0f; |
|
float flDampenFactor = clamp( ( ( flCurrentFps - flSlowFps ) / ( flFastFps - flSlowFps ) ), 0.0f, 1.0f ); |
|
|
|
//engine->Con_NPrintf( 4, "gpGlobals->realtime %.2f gpGlobals->curtime %.2f", gpGlobals->realtime, gpGlobals->curtime ); |
|
//engine->Con_NPrintf( 5, "flCurrentFps %.2f", flCurrentFps ); |
|
//engine->Con_NPrintf( 7, "flTimeElapsed %.2f", flTimeElapsed ); |
|
|
|
g_vMotionBlurValues[0] *= flDampenFactor; |
|
g_vMotionBlurValues[1] *= flDampenFactor; |
|
g_vMotionBlurValues[2] *= flDampenFactor; |
|
g_vMotionBlurValues[3] *= flDampenFactor; |
|
|
|
//engine->Con_NPrintf( 6, "Dampen: %.2f", flDampenFactor ); |
|
} |
|
|
|
//engine->Con_NPrintf( 6, "Final values: { %6.2f%%, %6.2f%%, %6.2f%%, %6.2f%% }", g_vMotionBlurValues[0]*100.0f, g_vMotionBlurValues[1]*100.0f, g_vMotionBlurValues[2]*100.0f, g_vMotionBlurValues[3]*100.0f ); |
|
} |
|
|
|
//============================================// |
|
// Zero out blur if still in that time window // |
|
//============================================// |
|
if ( gpGlobals->realtime < s_flNoRotationalMotionBlurUntil ) |
|
{ |
|
//engine->Con_NPrintf( 9, " No Rotation @ %f ", gpGlobals->realtime ); |
|
|
|
// Zero out rotational blur but leave forward/falling blur alone |
|
g_vMotionBlurValues[0] = 0.0f; // X |
|
g_vMotionBlurValues[1] = 0.0f; // Y |
|
g_vMotionBlurValues[3] = 0.0f; // Roll |
|
} |
|
else |
|
{ |
|
s_flNoRotationalMotionBlurUntil = 0.0f; |
|
} |
|
|
|
//====================================// |
|
// Store current frame for next frame // |
|
//====================================// |
|
VectorCopy( vCurrentPosition, s_vPreviousPositon ); |
|
s_mPreviousFrameBasisVectors = mCurrentBasisVectors; |
|
s_flPreviousPitch = flCurrentPitch; |
|
s_flPreviousYaw = flCurrentYaw; |
|
s_flLastTimeUpdate = gpGlobals->realtime; |
|
} |
|
|
|
//=============================================================================================// |
|
// Render quad and let material proxy pick up the g_vMotionBlurValues[4] values just set above // |
|
//=============================================================================================// |
|
if ( true ) |
|
{ |
|
CMatRenderContextPtr pRenderContext( materials ); |
|
//pRenderContext->PushRenderTargetAndViewport(); |
|
ITexture *pSrc = materials->FindTexture( "_rt_FullFrameFB", TEXTURE_GROUP_RENDER_TARGET ); |
|
int nSrcWidth = pSrc->GetActualWidth(); |
|
int nSrcHeight = pSrc->GetActualHeight(); |
|
int dest_width, dest_height, nDummy; |
|
pRenderContext->GetViewport( nDummy, nDummy, dest_width, dest_height ); |
|
|
|
if ( g_pMaterialSystemHardwareConfig->GetHDRType() != HDR_TYPE_FLOAT ) |
|
{ |
|
UpdateScreenEffectTexture( 0, x, y, w, h, true ); // Do we need to check if we already did this? |
|
} |
|
|
|
// Get material pointer |
|
IMaterial *pMatMotionBlur = materials->FindMaterial( "dev/motion_blur", TEXTURE_GROUP_OTHER, true ); |
|
|
|
//SetRenderTargetAndViewPort( dest_rt0 ); |
|
//pRenderContext->PopRenderTargetAndViewport(); |
|
|
|
if ( pMatMotionBlur != NULL ) |
|
{ |
|
pRenderContext->DrawScreenSpaceRectangle( |
|
pMatMotionBlur, |
|
0, 0, dest_width, dest_height, |
|
0, 0, nSrcWidth-1, nSrcHeight-1, |
|
nSrcWidth, nSrcHeight, GetClientWorldEntity()->GetClientRenderable() ); |
|
|
|
if ( g_bDumpRenderTargets ) |
|
{ |
|
DumpTGAofRenderTarget( dest_width, dest_height, "MotionBlur" ); |
|
} |
|
} |
|
} |
|
}
|
|
|