112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $NoKeywords: $
|
|
//=============================================================================
|
|
|
|
#include "BaseVSShader.h"
|
|
|
|
#ifdef STDSHADER_DX9_DLL_EXPORT
|
|
#include "screenspaceeffect_vs20.inc"
|
|
#include "filmdust_ps20.inc"
|
|
#else
|
|
#include "screenspaceeffect_vs11.inc"
|
|
#include "filmdust_ps11.inc"
|
|
#endif
|
|
|
|
#include "../materialsystem_global.h"
|
|
|
|
// memdbgon must be the last include file in a .cpp file!!!
|
|
#include "tier0/memdbgon.h"
|
|
|
|
#ifdef STDSHADER_DX9_DLL_EXPORT
|
|
DEFINE_FALLBACK_SHADER( FilmDust, FilmDust_dx9 )
|
|
BEGIN_VS_SHADER_FLAGS( FilmDust_dx9, "Help for FilmDust", SHADER_NOT_EDITABLE )
|
|
#else
|
|
DEFINE_FALLBACK_SHADER( FilmDust, FilmDust_dx8 )
|
|
BEGIN_VS_SHADER_FLAGS( FilmDust_dx8, "Help for FilmDust", SHADER_NOT_EDITABLE )
|
|
#endif
|
|
|
|
BEGIN_SHADER_PARAMS
|
|
SHADER_PARAM( DUST_TEXTURE, SHADER_PARAM_TYPE_TEXTURE, "0", "Film dust texture" )
|
|
SHADER_PARAM( CHANNEL_SELECT, SHADER_PARAM_TYPE_VEC4, "", "Select which color channel to use" )
|
|
END_SHADER_PARAMS
|
|
|
|
SHADER_INIT_PARAMS()
|
|
{
|
|
SET_FLAGS2( MATERIAL_VAR2_NEEDS_FULL_FRAME_BUFFER_TEXTURE );
|
|
}
|
|
|
|
SHADER_FALLBACK
|
|
{
|
|
#ifdef STDSHADER_DX9_DLL_EXPORT
|
|
// Requires DX9 + above
|
|
if ( g_pHardwareConfig->GetDXSupportLevel() < 90)
|
|
{
|
|
return "FilmDust_DX8";
|
|
}
|
|
#else // We're DX8
|
|
// Requires DX8 + above
|
|
if ( g_pHardwareConfig->GetDXSupportLevel() < 80)
|
|
{
|
|
return "FilmDust_DX7";
|
|
}
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
SHADER_INIT
|
|
{
|
|
LoadTexture( DUST_TEXTURE );
|
|
}
|
|
|
|
SHADER_DRAW
|
|
{
|
|
SHADOW_STATE
|
|
{
|
|
pShaderShadow->EnableCulling( false );
|
|
pShaderShadow->EnableBlending( true );
|
|
pShaderShadow->BlendFunc( SHADER_BLEND_ZERO, SHADER_BLEND_SRC_COLOR );
|
|
pShaderShadow->EnableTexture( SHADER_SAMPLER0, true );
|
|
|
|
int fmt = VERTEX_POSITION;
|
|
pShaderShadow->VertexShaderVertexFormat( fmt, 1, 0, 0 );
|
|
|
|
#ifdef STDSHADER_DX9_DLL_EXPORT
|
|
DECLARE_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
SET_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
|
|
DECLARE_STATIC_PIXEL_SHADER( filmdust_ps20 );
|
|
SET_STATIC_PIXEL_SHADER( filmdust_ps20 );
|
|
#else
|
|
DECLARE_STATIC_VERTEX_SHADER( screenspaceeffect_vs11 );
|
|
SET_STATIC_VERTEX_SHADER( screenspaceeffect_vs11 );
|
|
|
|
DECLARE_STATIC_PIXEL_SHADER( filmdust_ps11 );
|
|
SET_STATIC_PIXEL_SHADER( filmdust_ps11 );
|
|
#endif
|
|
}
|
|
DYNAMIC_STATE
|
|
{
|
|
BindTexture( SHADER_SAMPLER0, DUST_TEXTURE, -1 );
|
|
|
|
SetPixelShaderConstant( 0, CHANNEL_SELECT );
|
|
#ifdef STDSHADER_DX9_DLL_EXPORT
|
|
DECLARE_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
SET_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
|
|
DECLARE_DYNAMIC_PIXEL_SHADER( filmdust_ps20 );
|
|
SET_DYNAMIC_PIXEL_SHADER( filmdust_ps20 );
|
|
#else
|
|
DECLARE_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs11 );
|
|
SET_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs11 );
|
|
|
|
DECLARE_DYNAMIC_PIXEL_SHADER( filmdust_ps11 );
|
|
SET_DYNAMIC_PIXEL_SHADER( filmdust_ps11 );
|
|
#endif
|
|
}
|
|
Draw();
|
|
}
|
|
END_SHADER
|