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materialsystem/stdshaders/portal_refract_helper.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+
+#ifndef PORTALREFRACT_HELPER_H
+#define PORTALREFRACT_HELPER_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <string.h>
+
+//-----------------------------------------------------------------------------
+// Forward declarations
+//-----------------------------------------------------------------------------
+class CBaseVSShader;
+class IMaterialVar;
+class IShaderDynamicAPI;
+class IShaderShadow;
+
+//-----------------------------------------------------------------------------
+// Init params/ init/ draw methods
+//-----------------------------------------------------------------------------
+struct PortalRefractVars_t
+{
+	PortalRefractVars_t() { memset( this, 0xFF, sizeof(PortalRefractVars_t) ); }
+
+	int m_nStage;
+	int m_nPortalOpenAmount;
+	int m_nPortalStatic;
+	int m_nPortalMaskTexture;
+	int m_nTextureTransform;
+	int m_nPortalColorTexture;
+	int m_nPortalColorScale;
+	int m_nTime;
+};
+
+// Default values (Arrays should only be vec[4])
+static const float kDefaultPortalStatic = 0.0f;
+static const float kDefaultPortalOpenAmount = 0.0f;
+static const float kDefaultPortalColorScale = 1.0f;
+
+void InitParamsPortalRefract( CBaseVSShader *pShader, IMaterialVar** params, const char *pMaterialName, PortalRefractVars_t &info );
+void InitPortalRefract( CBaseVSShader *pShader, IMaterialVar** params, PortalRefractVars_t &info );
+void DrawPortalRefract( CBaseVSShader *pShader, IMaterialVar** params, IShaderDynamicAPI *pShaderAPI,
+						   IShaderShadow* pShaderShadow, PortalRefractVars_t &info );
+
+#endif // PortalRefract_HELPER_H