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