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public/materialsystem2/imaterialsystem2.h

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+//============ Copyright (c) Valve Corporation, All rights reserved. ============
+
+#ifndef IMATERIALSYSTEM2
+#define IMATERIALSYSTEM2
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "appframework/iappsystem.h"
+#include "materialsystem2/imaterial2.h"
+
+// TODO: Split out common enums and typedefs out of irenderdevice.h and include the lighter-weight .h file here
+#include "rendersystem/irenderdevice.h"
+
+//---------------------------------------------------------------------------------------------------------------------------------------------------
+// Forward declarations
+//---------------------------------------------------------------------------------------------------------------------------------------------------
+class IRenderContext;
+class IRenderHardwareConfig;
+
+//---------------------------------------------------------------------------------------------------------------------------------------------------
+// The new material system
+//---------------------------------------------------------------------------------------------------------------------------------------------------
+abstract_class IMaterialSystem2 : public IAppSystem
+{
+public:
+	// This must be called before anything else in this interface! If you don't need modes, then call it with an array of { "", NULL } which is the
+	// same as not using modes at all in your vfx shader files. The error shader is setup in this function, so it must be called! Last element must be NULL!
+	// NOTE: Most callers will want the first mode string to be "" which is the default mode where the mode section in the .vfx is ignored
+	virtual void SetModeStrings( const char **pModeStrings ) = 0;
+
+	// If material cannot load, it will still return the error material. You can find out if you have that material by calling IMaterial2::IsErrorMaterial()
+	virtual IMaterial2 *FindOrCreateMaterialFromVmt( const char *pVmtFileName, const char *pTextureGroupName, RenderSystemAssetFileLoadMode_t loadMode = LOADMODE_IMMEDIATE ) = 0;
+
+	// renderablePass is created by IMaterial2->IMaterialMode->ComputeRenderablePassesForContext()
+	virtual void SetRenderStateForRenderablePass( IRenderContext &renderContext, RenderInputLayout_t hInputLayout, const MaterialRenderablePass_t &renderablePass ) const = 0;
+
+	// This will free all materials, shaders, constant buffers, textures, etc. that are ref counted to 0
+	virtual void FreeAllUnreferencedData() = 0;
+
+	// Must be called when no one else is calling into the material system or any IMaterial2
+	virtual void FrameUpdate() = 0;
+
+	// Temp interface to reload shaders (This will eventually live inside the material system but we don't have concommands right now)
+	virtual void DynamicShaderCompile_ReloadAllShaders() = 0;
+};
+
+#endif // IMATERIALSYSTEM2