mirror of
https://github.com/nillerusr/source-engine.git
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91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
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//========= 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 "BaseVSShader.h"
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#include "convar.h"
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#include "overlay_fit_vs11.inc"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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// FIXME: Need to make a dx9 version so that "CENTROID" works.
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BEGIN_VS_SHADER_FLAGS( Overlay_Fit, "Help for TerrainTest2", SHADER_NOT_EDITABLE )
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BEGIN_SHADER_PARAMS
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END_SHADER_PARAMS
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// Set up anything that is necessary to make decisions in SHADER_FALLBACK.
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SHADER_INIT_PARAMS()
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{
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// No texture means no self-illum or env mask in base alpha
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CLEAR_FLAGS( MATERIAL_VAR_BASEALPHAENVMAPMASK );
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// If in decal mode, no debug override...
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if (IS_FLAG_SET(MATERIAL_VAR_DECAL))
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{
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SET_FLAGS( MATERIAL_VAR_NO_DEBUG_OVERRIDE );
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}
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SET_FLAGS2( MATERIAL_VAR2_LIGHTING_LIGHTMAP );
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}
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SHADER_FALLBACK
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{
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if ( IsPC() && !g_pHardwareConfig->SupportsVertexAndPixelShaders() )
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return "WorldTwoTextureBlend";
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return 0;
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}
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SHADER_INIT
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{
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CLEAR_FLAGS( MATERIAL_VAR_BASEALPHAENVMAPMASK );
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LoadTexture( BASETEXTURE );
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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->EnableTexture( SHADER_SAMPLER0, true ); // BASETEXTURE
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pShaderShadow->EnableTexture( SHADER_SAMPLER1, true ); // LIGHTMAP
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pShaderShadow->EnableTexture( SHADER_SAMPLER2, true ); // BASETEXTURE
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// texcoord0 : base texcoord
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// texcoord1 : alpha texcoord (mapped to fill the overlay)
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unsigned int flags = VERTEX_POSITION | VERTEX_COLOR;
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int numTexCoords = 3;
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pShaderShadow->VertexShaderVertexFormat( flags, numTexCoords, 0, 0 );
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pShaderShadow->EnableBlending( true );
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pShaderShadow->BlendFunc( SHADER_BLEND_SRC_ALPHA, SHADER_BLEND_ONE_MINUS_SRC_ALPHA );
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pShaderShadow->EnablePolyOffset( SHADER_POLYOFFSET_DECAL );
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overlay_fit_vs11_Static_Index vshIndex;
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pShaderShadow->SetVertexShader( "Overlay_Fit_vs11", vshIndex.GetIndex() );
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pShaderShadow->SetPixelShader ( "Overlay_Fit_ps11", 0 );
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FogToFogColor();
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}
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DYNAMIC_STATE
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{
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BindTexture( SHADER_SAMPLER0, BASETEXTURE, FRAME );
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pShaderAPI->BindStandardTexture( SHADER_SAMPLER1, TEXTURE_LIGHTMAP );
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BindTexture( SHADER_SAMPLER2, BASETEXTURE, FRAME );
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overlay_fit_vs11_Dynamic_Index vshIndex;
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vshIndex.SetDOWATERFOG( pShaderAPI->GetSceneFogMode() == MATERIAL_FOG_LINEAR_BELOW_FOG_Z );
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pShaderAPI->SetVertexShaderIndex( vshIndex.GetIndex() );
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}
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Draw();
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}
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END_SHADER
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