mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-23 06:36:54 +00:00
91 lines
2.1 KiB
C++
91 lines
2.1 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $NoKeywords: $
|
|
//===========================================================================//
|
|
|
|
#include "BaseVSShader.h"
|
|
|
|
#include "screenspaceeffect_vs20.inc"
|
|
#include "Bloom_ps20.inc"
|
|
#include "Bloom_ps20b.inc"
|
|
|
|
BEGIN_VS_SHADER_FLAGS( Bloom, "Help for Bloom", SHADER_NOT_EDITABLE )
|
|
BEGIN_SHADER_PARAMS
|
|
SHADER_PARAM( FBTEXTURE, SHADER_PARAM_TYPE_TEXTURE, "_rt_FullFrameFB", "" )
|
|
SHADER_PARAM( BLURTEXTURE, SHADER_PARAM_TYPE_TEXTURE, "_rt_SmallHDR0", "" )
|
|
END_SHADER_PARAMS
|
|
|
|
SHADER_INIT
|
|
{
|
|
if( params[FBTEXTURE]->IsDefined() )
|
|
{
|
|
LoadTexture( FBTEXTURE );
|
|
}
|
|
if( params[BLURTEXTURE]->IsDefined() )
|
|
{
|
|
LoadTexture( BLURTEXTURE );
|
|
}
|
|
}
|
|
|
|
SHADER_FALLBACK
|
|
{
|
|
// Requires DX9 + above
|
|
if ( g_pHardwareConfig->GetDXSupportLevel() < 90 )
|
|
{
|
|
Assert( 0 );
|
|
return "Wireframe";
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
SHADER_DRAW
|
|
{
|
|
SHADOW_STATE
|
|
{
|
|
pShaderShadow->EnableDepthWrites( false );
|
|
|
|
pShaderShadow->EnableTexture( SHADER_SAMPLER0, true );
|
|
pShaderShadow->EnableTexture( SHADER_SAMPLER1, true );
|
|
int fmt = VERTEX_POSITION;
|
|
pShaderShadow->VertexShaderVertexFormat( fmt, 1, 0, 0 );
|
|
|
|
// Pre-cache shaders
|
|
DECLARE_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
SET_STATIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
|
|
if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
|
|
{
|
|
DECLARE_STATIC_PIXEL_SHADER( bloom_ps20b );
|
|
SET_STATIC_PIXEL_SHADER( bloom_ps20b );
|
|
}
|
|
else
|
|
{
|
|
DECLARE_STATIC_PIXEL_SHADER( bloom_ps20 );
|
|
SET_STATIC_PIXEL_SHADER( bloom_ps20 );
|
|
}
|
|
}
|
|
|
|
DYNAMIC_STATE
|
|
{
|
|
BindTexture( SHADER_SAMPLER0, FBTEXTURE, -1 );
|
|
BindTexture( SHADER_SAMPLER1, BLURTEXTURE, -1 );
|
|
DECLARE_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
SET_DYNAMIC_VERTEX_SHADER( screenspaceeffect_vs20 );
|
|
|
|
if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
|
|
{
|
|
DECLARE_DYNAMIC_PIXEL_SHADER( bloom_ps20b );
|
|
SET_DYNAMIC_PIXEL_SHADER( bloom_ps20b );
|
|
}
|
|
else
|
|
{
|
|
DECLARE_DYNAMIC_PIXEL_SHADER( bloom_ps20 );
|
|
SET_DYNAMIC_PIXEL_SHADER( bloom_ps20 );
|
|
}
|
|
}
|
|
Draw();
|
|
}
|
|
END_SHADER
|