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110 lines
3.2 KiB
110 lines
3.2 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: |
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// |
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// $NoKeywords: $ |
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//============================================================================= |
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#include "BaseVSShader.h" |
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#include "common_hlsl_cpp_consts.h" |
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#include "screenspaceeffect_vs20.inc" |
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#include "accumbuff5sample_ps20.inc" |
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#include "accumbuff5sample_ps20b.inc" |
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#include "convar.h" |
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BEGIN_VS_SHADER_FLAGS( accumbuff5sample, "Help for AccumBuff5Sample", SHADER_NOT_EDITABLE ) |
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BEGIN_SHADER_PARAMS |
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// Four textures to sample |
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SHADER_PARAM( TEXTURE0, SHADER_PARAM_TYPE_TEXTURE, "", "" ) |
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SHADER_PARAM( TEXTURE1, SHADER_PARAM_TYPE_TEXTURE, "", "" ) |
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SHADER_PARAM( TEXTURE2, SHADER_PARAM_TYPE_TEXTURE, "", "" ) |
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SHADER_PARAM( TEXTURE3, SHADER_PARAM_TYPE_TEXTURE, "", "" ) |
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SHADER_PARAM( TEXTURE4, SHADER_PARAM_TYPE_TEXTURE, "", "" ) |
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// Corresponding weights for the four input textures |
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SHADER_PARAM( WEIGHTS, SHADER_PARAM_TYPE_VEC4, "", "Weight for Samples" ) |
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END_SHADER_PARAMS |
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SHADER_INIT |
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{ |
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LoadTexture( TEXTURE0 ); |
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LoadTexture( TEXTURE1 ); |
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LoadTexture( TEXTURE2 ); |
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LoadTexture( TEXTURE3 ); |
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LoadTexture( TEXTURE4 ); |
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} |
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SHADER_FALLBACK |
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{ |
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// Requires DX9 + above |
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if (!g_pHardwareConfig->SupportsVertexAndPixelShaders()) |
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{ |
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Assert( 0 ); |
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return "Wireframe"; |
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} |
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return 0; |
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} |
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SHADER_DRAW |
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{ |
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SHADOW_STATE |
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{ |
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pShaderShadow->EnableDepthWrites( false ); |
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pShaderShadow->EnableDepthTest( false ); |
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pShaderShadow->EnableAlphaWrites( false ); |
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pShaderShadow->EnableBlending( false ); |
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pShaderShadow->EnableCulling( false ); |
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// pShaderShadow->PolyMode( SHADER_POLYMODEFACE_FRONT_AND_BACK, SHADER_POLYMODE_LINE ); |
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pShaderShadow->EnableTexture( SHADER_SAMPLER0, true ); |
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pShaderShadow->EnableTexture( SHADER_SAMPLER1, true ); |
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pShaderShadow->EnableTexture( SHADER_SAMPLER2, true ); |
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pShaderShadow->EnableTexture( SHADER_SAMPLER3, true ); |
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pShaderShadow->EnableTexture( SHADER_SAMPLER4, true ); |
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int fmt = VERTEX_POSITION; |
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pShaderShadow->VertexShaderVertexFormat( fmt, 1, 0, 0 ); |
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DECLARE_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 ); |
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SET_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 ); |
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if( g_pHardwareConfig->SupportsPixelShaders_2_b() ) |
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{ |
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DECLARE_STATIC_PIXEL_SHADER( accumbuff5sample_ps20b ); |
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SET_STATIC_PIXEL_SHADER( accumbuff5sample_ps20b ); |
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} |
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else |
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{ |
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DECLARE_STATIC_PIXEL_SHADER( accumbuff5sample_ps20 ); |
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SET_STATIC_PIXEL_SHADER( accumbuff5sample_ps20 ); |
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} |
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} |
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DYNAMIC_STATE |
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{ |
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BindTexture( SHADER_SAMPLER0, TEXTURE0, -1 ); |
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BindTexture( SHADER_SAMPLER1, TEXTURE1, -1 ); |
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BindTexture( SHADER_SAMPLER2, TEXTURE2, -1 ); |
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BindTexture( SHADER_SAMPLER3, TEXTURE3, -1 ); |
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BindTexture( SHADER_SAMPLER4, TEXTURE4, -1 ); |
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SetPixelShaderConstant( 0, WEIGHTS ); |
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DECLARE_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 ); |
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SET_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 ); |
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if( g_pHardwareConfig->SupportsPixelShaders_2_b() ) |
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{ |
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DECLARE_DYNAMIC_PIXEL_SHADER( accumbuff5sample_ps20b ); |
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SET_DYNAMIC_PIXEL_SHADER( accumbuff5sample_ps20b ); |
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} |
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else |
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{ |
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DECLARE_DYNAMIC_PIXEL_SHADER( accumbuff5sample_ps20 ); |
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SET_DYNAMIC_PIXEL_SHADER( accumbuff5sample_ps20 ); |
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} |
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} |
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Draw(); |
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} |
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END_SHADER
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