From 3bf9df6b2785fa6d951086978a3e66f49427166a Mon Sep 17 00:00:00 2001
From: FluorescentCIAAfricanAmerican <0934gj3049fk@protonmail.com>
Date: Wed, 22 Apr 2020 12:56:21 -0400
Subject: 1

---
 materialsystem/stdshaders/sfm_integercombine.cpp | 97 ++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 materialsystem/stdshaders/sfm_integercombine.cpp

(limited to 'materialsystem/stdshaders/sfm_integercombine.cpp')

diff --git a/materialsystem/stdshaders/sfm_integercombine.cpp b/materialsystem/stdshaders/sfm_integercombine.cpp
new file mode 100644
index 0000000..1f330bb
--- /dev/null
+++ b/materialsystem/stdshaders/sfm_integercombine.cpp
@@ -0,0 +1,97 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//===========================================================================//
+
+#include "BaseVSShader.h"
+#include "sfm_combine_vs20.inc"
+#include "sfm_integercombine_ps20.inc"
+#include "sfm_integercombine_ps20b.inc"
+
+BEGIN_VS_SHADER_FLAGS( sfm_integercombine_shader, "Help for SFM integer HDR combine pass", SHADER_NOT_EDITABLE )
+	BEGIN_SHADER_PARAMS
+		// Original full resolution texture
+		SHADER_PARAM( ORIGINALTEXTURE, SHADER_PARAM_TYPE_TEXTURE, "", "" )
+
+		// Blurred quarter-resolution texture
+		SHADER_PARAM( BLURREDTEXTURE, SHADER_PARAM_TYPE_TEXTURE, "", "" )
+
+		// How much bloom gets added in
+		SHADER_PARAM( BLOOMAMOUNT, SHADER_PARAM_TYPE_VEC4, "", "" )
+
+	END_SHADER_PARAMS
+
+	SHADER_INIT
+	{
+		LoadTexture( ORIGINALTEXTURE );
+		LoadTexture( BLURREDTEXTURE );
+	}
+	
+	SHADER_FALLBACK
+	{
+		// Requires DX9 + above
+		if ( g_pHardwareConfig->GetDXSupportLevel() < 90 )
+		{
+			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->EnableTexture( SHADER_SAMPLER0, true );
+			pShaderShadow->EnableTexture( SHADER_SAMPLER1, true );
+
+			int fmt = VERTEX_POSITION;
+			pShaderShadow->VertexShaderVertexFormat( fmt, 2, 0, 0 ); // Two texture coordinates (first for high res, second for low res)
+
+			DECLARE_STATIC_VERTEX_SHADER( sfm_combine_vs20 );
+			SET_STATIC_VERTEX_SHADER( sfm_combine_vs20 );
+
+			if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
+			{
+				DECLARE_STATIC_PIXEL_SHADER( sfm_integercombine_ps20b );
+				SET_STATIC_PIXEL_SHADER( sfm_integercombine_ps20b );
+			}
+			else
+			{
+				DECLARE_STATIC_PIXEL_SHADER( sfm_integercombine_ps20 );
+				SET_STATIC_PIXEL_SHADER( sfm_integercombine_ps20 );
+			}
+		}
+
+		DYNAMIC_STATE
+		{
+			BindTexture( SHADER_SAMPLER0, ORIGINALTEXTURE, -1 );
+			BindTexture( SHADER_SAMPLER1, BLURREDTEXTURE, -1 );
+
+			SetPixelShaderConstant( 0, BLOOMAMOUNT );
+
+			DECLARE_DYNAMIC_VERTEX_SHADER( sfm_combine_vs20 );
+			SET_DYNAMIC_VERTEX_SHADER( sfm_combine_vs20 );
+
+			if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
+			{
+				DECLARE_DYNAMIC_PIXEL_SHADER( sfm_integercombine_ps20b );
+				SET_DYNAMIC_PIXEL_SHADER( sfm_integercombine_ps20b );
+			}
+			else
+			{
+				DECLARE_DYNAMIC_PIXEL_SHADER( sfm_integercombine_ps20 );
+				SET_DYNAMIC_PIXEL_SHADER( sfm_integercombine_ps20 );
+			}
+		}
+		Draw();
+	}
+END_SHADER
-- 
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