1 files changed, 59 insertions, 0 deletions
diff --git a/mp/src/materialsystem/stdshaders/volume_clouds.cpp b/mp/src/materialsystem/stdshaders/volume_clouds.cpp
new file mode 100644
index 00000000..1421dbb4
--- /dev/null
+++ b/mp/src/materialsystem/stdshaders/volume_clouds.cpp
@@ -0,0 +1,59 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+
+#include "BaseVSShader.h"
+#include "volume_clouds_helper.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+DEFINE_FALLBACK_SHADER( VolumeClouds, VolumeClouds_dx9 )
+BEGIN_VS_SHADER( VolumeClouds_dx9, "VolumeClouds" )
+	BEGIN_SHADER_PARAMS
+		SHADER_PARAM( REFRACTAMOUNT, SHADER_PARAM_TYPE_FLOAT, "2", "" )
+		SHADER_PARAM( BASETEXTURE, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 1" )
+		SHADER_PARAM( BASETEXTURE2, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 2" )
+		SHADER_PARAM( BASETEXTURE3, SHADER_PARAM_TYPE_TEXTURE, "", "Texture 3" )
+		SHADER_PARAM( TIME, SHADER_PARAM_TYPE_FLOAT, "0.0", "Needs CurrentTime Proxy" )
+	END_SHADER_PARAMS
+
+	void SetupVarsVolumeClouds( VolumeCloudsVars_t &info )
+	{
+		info.m_nRefractAmount = REFRACTAMOUNT;
+		info.m_nTexture1 = BASETEXTURE;
+		info.m_nTexture2 = BASETEXTURE2;
+		info.m_nTexture3 = BASETEXTURE3;
+		info.m_nTime = TIME;
+	}
+
+	SHADER_INIT_PARAMS()
+	{
+		VolumeCloudsVars_t info;
+		SetupVarsVolumeClouds( info );
+		InitParamsVolumeClouds( this, params, pMaterialName, info );
+	}
+
+	SHADER_FALLBACK
+	{
+		if ( g_pHardwareConfig->GetDXSupportLevel() < 90 )
+		{
+			// Fallback to unlit generic
+			return "UnlitGeneric_DX8";
+		}
+
+		return 0;
+	}
+
+	SHADER_INIT
+	{
+		VolumeCloudsVars_t info;
+		SetupVarsVolumeClouds( info );
+		InitVolumeClouds( this, params, info );
+	}
+
+	SHADER_DRAW
+	{
+		VolumeCloudsVars_t info;
+		SetupVarsVolumeClouds( info );
+		DrawVolumeClouds( this, params, pShaderAPI, pShaderShadow, info, vertexCompression );
+	}
+END_SHADER