diff options
Diffstat (limited to 'mp/src/materialsystem/stdshaders/sky_dx9.cpp')
| -rw-r--r-- | mp/src/materialsystem/stdshaders/sky_dx9.cpp | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/mp/src/materialsystem/stdshaders/sky_dx9.cpp b/mp/src/materialsystem/stdshaders/sky_dx9.cpp new file mode 100644 index 00000000..93eb6115 --- /dev/null +++ b/mp/src/materialsystem/stdshaders/sky_dx9.cpp @@ -0,0 +1,126 @@ +//========= 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 + |