You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
126 lines
3.4 KiB
126 lines
3.4 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
|
// |
|
// Purpose: |
|
// |
|
// $Header: $ |
|
// $NoKeywords: $ |
|
//=============================================================================// |
|
#include "BaseVSShader.h" |
|
#include "sky_vs20.inc" |
|
#include "sky_ps20.inc" |
|
#include "sky_ps20b.inc" |
|
|
|
#include "convar.h" |
|
|
|
BEGIN_VS_SHADER( Sky_DX9, "Help for Sky_DX9 shader" ) |
|
|
|
BEGIN_SHADER_PARAMS |
|
SHADER_PARAM_OVERRIDE( COLOR, SHADER_PARAM_TYPE_VEC3, "[ 1 1 1]", "color multiplier", SHADER_PARAM_NOT_EDITABLE ) |
|
SHADER_PARAM_OVERRIDE( ALPHA, SHADER_PARAM_TYPE_FLOAT, "1.0", "unused", SHADER_PARAM_NOT_EDITABLE ) |
|
END_SHADER_PARAMS |
|
|
|
SHADER_FALLBACK |
|
{ |
|
if( g_pHardwareConfig->GetDXSupportLevel() < 90 ) |
|
{ |
|
return "sky_dx6"; |
|
} |
|
return 0; |
|
} |
|
|
|
SHADER_INIT_PARAMS() |
|
{ |
|
SET_FLAGS( MATERIAL_VAR_NOFOG ); |
|
SET_FLAGS( MATERIAL_VAR_IGNOREZ ); |
|
} |
|
SHADER_INIT |
|
{ |
|
if (params[BASETEXTURE]->IsDefined()) |
|
{ |
|
ImageFormat fmt = params[BASETEXTURE]->GetTextureValue()->GetImageFormat(); |
|
LoadTexture( BASETEXTURE, (fmt==IMAGE_FORMAT_RGBA16161616F) || (fmt==IMAGE_FORMAT_RGBA16161616) ? 0 : TEXTUREFLAGS_SRGB ); |
|
} |
|
} |
|
SHADER_DRAW |
|
{ |
|
SHADOW_STATE |
|
{ |
|
SetInitialShadowState(); |
|
|
|
// pShaderShadow->EnableAlphaWrites( true ); |
|
pShaderShadow->EnableTexture( SHADER_SAMPLER0, true ); |
|
ITexture *txtr=params[BASETEXTURE]->GetTextureValue(); |
|
ImageFormat fmt=txtr->GetImageFormat(); |
|
if ((fmt==IMAGE_FORMAT_RGBA16161616F) || (fmt==IMAGE_FORMAT_RGBA16161616)) |
|
pShaderShadow->EnableSRGBRead(SHADER_SAMPLER0,false); |
|
else |
|
pShaderShadow->EnableSRGBRead(SHADER_SAMPLER0,true); |
|
|
|
pShaderShadow->VertexShaderVertexFormat( VERTEX_POSITION, 1, NULL, 0 ); |
|
|
|
DECLARE_STATIC_VERTEX_SHADER( sky_vs20 ); |
|
SET_STATIC_VERTEX_SHADER( sky_vs20 ); |
|
|
|
if( g_pHardwareConfig->SupportsPixelShaders_2_b() ) |
|
{ |
|
DECLARE_STATIC_PIXEL_SHADER( sky_ps20b ); |
|
SET_STATIC_PIXEL_SHADER( sky_ps20b ); |
|
} |
|
else |
|
{ |
|
DECLARE_STATIC_PIXEL_SHADER( sky_ps20 ); |
|
SET_STATIC_PIXEL_SHADER( sky_ps20 ); |
|
} |
|
// we are writing linear values from this shader. |
|
pShaderShadow->EnableSRGBWrite( true ); |
|
|
|
pShaderShadow->EnableAlphaWrites( true ); |
|
} |
|
|
|
DYNAMIC_STATE |
|
{ |
|
BindTexture( SHADER_SAMPLER0, BASETEXTURE, FRAME ); |
|
float c1[4]={0,0,0,0}; |
|
pShaderAPI->SetVertexShaderConstant( VERTEX_SHADER_SHADER_SPECIFIC_CONST_0, c1); |
|
|
|
float c0[4]={1,1,1,1}; |
|
if (params[COLOR]->IsDefined()) |
|
{ |
|
memcpy(c0,params[COLOR]->GetVecValue(),3*sizeof(float)); |
|
} |
|
ITexture *txtr=params[BASETEXTURE]->GetTextureValue(); |
|
ImageFormat fmt=txtr->GetImageFormat(); |
|
if ( |
|
(fmt==IMAGE_FORMAT_RGBA16161616) || |
|
( (fmt==IMAGE_FORMAT_RGBA16161616F) && |
|
(g_pHardwareConfig->GetHDRType()==HDR_TYPE_INTEGER)) |
|
) |
|
{ |
|
c0[0]*=16.0; |
|
c0[1]*=16.0; |
|
c0[2]*=16.0; |
|
} |
|
pShaderAPI->SetPixelShaderConstant(0,c0,1); |
|
DECLARE_DYNAMIC_VERTEX_SHADER( sky_vs20 ); |
|
SET_DYNAMIC_VERTEX_SHADER( sky_vs20 ); |
|
|
|
// Texture coord transform |
|
SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_1, BASETEXTURETRANSFORM ); |
|
|
|
if( g_pHardwareConfig->SupportsPixelShaders_2_b() ) |
|
{ |
|
DECLARE_DYNAMIC_PIXEL_SHADER( sky_ps20b ); |
|
SET_DYNAMIC_PIXEL_SHADER_COMBO( WRITE_DEPTH_TO_DESTALPHA, pShaderAPI->ShouldWriteDepthToDestAlpha() ); |
|
SET_DYNAMIC_PIXEL_SHADER( sky_ps20b ); |
|
} |
|
else |
|
{ |
|
DECLARE_DYNAMIC_PIXEL_SHADER( sky_ps20 ); |
|
SET_DYNAMIC_PIXEL_SHADER( sky_ps20 ); |
|
} |
|
} |
|
Draw( ); |
|
} |
|
|
|
END_SHADER |
|
|
|
|