deargui-vpl/ref/virtools/Samples/Behaviors/Shader/Sources/ShaderManagerInterface.h

182 lines
5.4 KiB
C++

#ifndef ShaderManagerInterface_H
#define ShaderManagerInterface_H "$Id:$"
#include "CKBaseManager.h"
#include "CKRasterizer.h"
#ifdef CompileShader
#undef CompileShader
#endif
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// Shader Manager Class
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
class ShaderManagerInterface
{
public:
ShaderManagerInterface(CKContext *Context)
: m_Context(Context), m_DefaultShader(0), m_ShadowShader(0), m_SavePreProcessed(false) {}
virtual ~ShaderManagerInterface() {}
friend class ShaderManagerWrapper;
//--------------------------------------------------------------
// Methods to implement
//--------------------------------------------------------------
//--- Called to save manager data. return NULL if nothing to save...
virtual CKStateChunk* SaveData(CKFile* SavedFile) = 0;
//--- Called to load manager data.
virtual CKERROR LoadData(CKStateChunk *chunk,CKFile* LoadedFile) = 0;
//--- Called before the end of a CKContext::ClearAll operation.
virtual CKERROR PreClearAll() = 0;
//--- Called at the end of a CKContext::ClearAll operation.
virtual CKERROR PostClearAll() = 0;
//--- Called at deletion of a CKContext
virtual CKERROR OnCKEnd() = 0;
//--- Called at Play
virtual CKERROR OnCKPlay() = 0;
//--- Called at the end of the creation of a CKContext.
virtual CKERROR OnCKInit() = 0;
//--- Called at the end of a load operation.
virtual CKERROR PostLoad() = 0;
//--- Called at the end of a save operation.
virtual CKERROR PostSave() = 0;
virtual CKERROR OnRasterizerEvent(CKRST_EVENTS Event,CKRenderContext* dev) = 0;
//--- Returns list of functions implemented by the manager.
// virtual CKDWORD GetValidFunctionsMask() {
// return CKShaderManager::GetValidFunctionsMask() |
// CKMANAGER_FUNC_PreClearAll|
// CKMANAGER_FUNC_PostClearAll|
// CKMANAGER_FUNC_OnCKEnd|
// CKMANAGER_FUNC_OnCKPlay|
// CKMANAGER_FUNC_OnCKInit|
// CKMANAGER_FUNC_PostLoad|
// CKMANAGER_FUNC_PostSave|
// CKMANAGER_FUNC_OnRasterizerEvent;
// }
protected:
virtual void OnCreateDevice(CKRenderContext* rc) = 0;
virtual void OnDestroyDevice(CKRenderContext* rc) = 0;
virtual void OnLostDevice(CKRenderContext* rc) = 0;
virtual void OnResetDevice(CKRenderContext* rc) = 0;
//-----------------------------------------------------------------------//
// Support
//-----------------------------------------------------------------------//
public:
virtual CKBOOL IsSupported() const = 0;
virtual CKBOOL IsSupportedAndWarnIfNot() = 0;
virtual void GetVSPSVersion(float& vs, float& ps) const = 0;
//-----------------------------------------------------------------------//
// Shader Compilation & Automatics variables
//-----------------------------------------------------------------------//
public:
virtual CKShader* CreateShader(
const XString* name = NULL,
const XString* text = NULL,
BOOL uniqueName = TRUE ) = 0;
virtual void DeleteShader(CKShader* fx) = 0;
virtual CKShader* CreateShaderFromFile(const CKSTRING filename) = 0;
virtual bool SaveShaderToFile(const XString& filename, CKShader* fx) = 0;
virtual bool CompileShader(CKShader* fx, XClassArray<XString> &output) = 0;
virtual bool CompileShaderOutput(CKShader* fx, const CKSTRING funcname,
const CKSTRING target, XClassArray<XString> &output, XArray<char>& text) = 0;
virtual CKShader* GetShaderByName(const XBaseString& name) = 0;
virtual int GetNumShaders() const = 0;
virtual CKShader* GetShader(int pos) = 0;
virtual void BeginShaders( CKRenderContext* rc ) = 0;
virtual void EndShaders( CKRenderContext* rc ) = 0;
virtual int GetSemanticIndexFromString( XString& iStr ) = 0;
virtual const XClassArray<XString>& GetSemanticOriginalNames() = 0;
virtual void GetSemanticDesc( int iSemIndex, XString*& oSemDesc ) = 0;
virtual const XClassArray<XString>& GetAnnotationOriginalNames() = 0;
virtual int GetTangentSpaceCreationMode() const = 0;
virtual void SetTangentSpaceCreationMode( ShaderTSCreationMode iTSCreationMode ) = 0;
//-----------------------------------------------------------------------//
// Default Shader
//-----------------------------------------------------------------------//
public:
virtual CKShader* GetDefaultShader() = 0;
virtual CKShader* GetDefaultShaderI() = 0;
virtual CKShader* GetShadowShader() = 0;
/*******************************************************************
Summary: Called when a RenderContext gets created or destroyed
to update the Shader Manager's inner list of render contexts
*******************************************************************/
virtual void OnRenderContextCreated( CKRenderContext* rc ) = 0;
virtual void OnRenderContextDestroyed( CKRenderContext* rc ) = 0;
public:
CKContext* m_Context;
CKShader* m_DefaultShader;
CKShader* m_ShadowShader;
XArray<CKShader*> m_AllShaders;
XClassArray<XString> m_Output;
CKDWORD m_RenderOptionsBeforePlay;
//--- Those members are meant to be accessed from Meanings
int m_CurrentPassCount;
int m_CurrentPassIndex;
CKTexture* m_PseudoChannelTexture[MaxChannelCount];
bool m_SavePreProcessed;
XString m_SavePreprocessedOptions;
CK_SHADER_MANAGER_TYPE m_Type;
};
#endif