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60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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#include "BaseVSShader.h"
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#include "volume_clouds_helper.h"
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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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DEFINE_FALLBACK_SHADER( VolumeClouds, VolumeClouds_dx9 )
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BEGIN_VS_SHADER( VolumeClouds_dx9, "VolumeClouds" )
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BEGIN_SHADER_PARAMS
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SHADER_PARAM( REFRACTAMOUNT, SHADER_PARAM_TYPE_FLOAT, "2", "" )
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SHADER_PARAM( BASETEXTURE, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 1" )
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SHADER_PARAM( BASETEXTURE2, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 2" )
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SHADER_PARAM( BASETEXTURE3, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 3" )
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SHADER_PARAM( TIME, SHADER_PARAM_TYPE_FLOAT, "0.0", "Needs CurrentTime Proxy" )
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END_SHADER_PARAMS
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void SetupVarsVolumeClouds( VolumeCloudsVars_t &info )
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{
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info.m_nRefractAmount = REFRACTAMOUNT;
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info.m_nTexture1 = BASETEXTURE;
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info.m_nTexture2 = BASETEXTURE2;
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info.m_nTexture3 = BASETEXTURE3;
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info.m_nTime = TIME;
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}
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SHADER_INIT_PARAMS()
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{
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VolumeCloudsVars_t info;
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SetupVarsVolumeClouds( info );
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InitParamsVolumeClouds( this, params, pMaterialName, info );
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}
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SHADER_FALLBACK
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{
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if ( g_pHardwareConfig->GetDXSupportLevel() < 90 )
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{
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// Fallback to unlit generic
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return "UnlitGeneric_DX8";
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}
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return 0;
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}
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SHADER_INIT
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{
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VolumeCloudsVars_t info;
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SetupVarsVolumeClouds( info );
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InitVolumeClouds( this, params, info );
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}
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SHADER_DRAW
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{
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VolumeCloudsVars_t info;
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SetupVarsVolumeClouds( info );
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DrawVolumeClouds( this, params, pShaderAPI, pShaderShadow, info, vertexCompression );
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}
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END_SHADER
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