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utils/vtaexp/vtadefs.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+
+//===================================================================
+// Useful macros
+//
+#define CONSTRUCTOR
+#define DESTRUCTOR
+
+#define EXPORT_THIS		__declspec(dllexport)
+
+#define DEFAULT_EXT		_T("vta")
+
+#define FStrEq(sz1, sz2) (strcmp((sz1), (sz2)) == 0)
+
+
+//===================================================================
+// Class that implements the scene-export.
+//
+class VtaExportClass : public SceneExport
+{
+	friend BOOL CALLBACK ExportOptionsDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
+	friend class DumpModelTEP;
+	friend class DumpDeformsTEP;
+
+public:
+	CONSTRUCTOR				VtaExportClass	(void);
+	DESTRUCTOR				~VtaExportClass	(void);
+
+	// Required by classes derived from SceneExport
+	virtual int				ExtCount		(void)		{ return 1;						}
+	virtual const TCHAR*	Ext				(int i)		{ return DEFAULT_EXT;			}
+	virtual const TCHAR*	LongDesc		(void)		{ return _T("Valve Skeletal Model Exporter for 3D Studio Max");	}
+	virtual const TCHAR*	ShortDesc		(void)		{ return _T("Valve VTA");			}
+	virtual const TCHAR*	AuthorName		(void)		{ return _T("Valve, LLC");			}
+	virtual const TCHAR*	CopyrightMessage(void)		{ return _T("Copyright (c) 1998, Valve LLC");			}
+	virtual const TCHAR*	OtherMessage1	(void)		{ return _T("");				}
+	virtual const TCHAR*	OtherMessage2	(void)		{ return _T("");				}
+	virtual unsigned int	Version			(void)		{ return 100;					}
+	virtual void			ShowAbout		(HWND hWnd)	{ return;						}
+	// virtual int				DoExport		(const TCHAR *name, ExpInterface *ei, Interface *i);
+	virtual int		DoExport(const TCHAR *name,ExpInterface *ei,Interface *i, BOOL suppressPrompts=FALSE,DWORD options=0); // Export	file
+
+	// Integer constants for this class
+	enum
+		{
+		MAX_NAME_CHARS			= 70,
+		UNDESIRABLE_NODE_MARKER	= -7777
+		};
+
+	// For keeping info about each (non-ignored) 3dsMax node in the tree
+	typedef struct
+	{
+		char		szNodeName[MAX_NAME_CHARS];	// usefull for lookups
+		Matrix3		mat3NodeTM;					// node's transformation matrix (at time zero)
+		Matrix3		mat3ObjectTM;				// object-offset transformation matrix (at time zero)
+		int			imaxnodeParent;				// cached index of parent node
+		float		xRotFirstFrame;				// 1st frame's X rotation
+		float		yRotFirstFrame;				// 1st frame's Y rotation
+		float		zRotFirstFrame;				// 1st frame's Z rotation
+	} MaxNode;
+	MaxNode		*m_rgmaxnode;		// array of nodes
+	long		m_imaxnodeMac;		// # of nodes
+
+	// Animation metrics (gleaned from 3dsMax and cached for convenience)
+	Interval	m_intervalOfAnimation;
+	TimeValue	m_tvStart;
+	TimeValue	m_tvEnd;
+	int			m_tpf;		// ticks-per-frame
+
+private:
+	BOOL					CollectNodes	(ExpInterface *expiface);
+	BOOL					DumpBones		(FILE *pFile, ExpInterface *pexpiface);
+	BOOL					DumpRotations	(FILE *pFile, ExpInterface *pexpiface);
+	BOOL					DumpModel		(FILE *pFile, ExpInterface *pexpiface);
+	BOOL					DumpDeforms		(FILE *pFile, ExpInterface *pexpiface);
+};
+
+
+//===================================================================
+// Basically just a ClassFactory for communicating with 3DSMAX.
+//
+class VtaExportClassDesc : public ClassDesc
+{
+public:
+	int				IsPublic		(void)					{ return TRUE;								}
+	void *			Create			(BOOL loading=FALSE)	{ return new VtaExportClass;				}
+	const TCHAR *	ClassName		(void)					{ return _T("VtaExport");					}
+	SClass_ID 		SuperClassID	(void)					{ return SCENE_EXPORT_CLASS_ID;				}
+	Class_ID 		ClassID			(void)					{ return Class_ID(0x5616745e, 0x65643ba5);	}
+	const TCHAR *	Category		(void)					{ return _T("");							}
+};
+
+
+//===================================================================
+// Tree Enumeration Callback
+//		Just counts the nodes in the node tree
+//
+class CountNodesTEP : public ITreeEnumProc
+{
+public:
+	virtual int				callback(INode *node);
+	int						m_cNodes;		// running count of nodes
+};
+
+
+//===================================================================
+// Tree Enumeration Callback
+//		Collects the nodes in the tree into the global array
+//
+class CollectNodesTEP : public ITreeEnumProc
+{
+public:
+	virtual int				callback(INode *node);
+	VtaExportClass			*m_phec;
+};
+
+
+//===================================================================
+// Tree Enumeration Callback
+//		Dumps the bone offsets to a file.
+//
+class DumpNodesTEP : public ITreeEnumProc
+{
+public:
+	virtual int				callback(INode *node);
+	FILE					*m_pfile;		// write to this file
+	VtaExportClass			*m_phec;
+};
+
+
+//===================================================================
+// Tree Enumeration Callback
+//		Dumps the per-frame bone rotations to a file.
+//
+class DumpFrameRotationsTEP : public ITreeEnumProc
+{
+public:
+	virtual int				callback(INode *node);
+	void					cleanup(void);
+	FILE					*m_pfile;		// write to this file
+	TimeValue				m_tvToDump;		// dump snapshot at this frame time
+	VtaExportClass			*m_phec;
+};
+
+
+//===================================================================
+// Tree Enumeration Callback
+//		Dumps the triangle meshes to a file.
+//
+class DumpModelTEP : public ITreeEnumProc
+{
+public:
+	~DumpModelTEP();
+	virtual int				callback(INode *node);
+	FILE					*m_pfile;		// write to this file
+	TimeValue				m_tvBase;		// reference dump snapshot at this frame time
+	TimeValue				m_tvToDump;		// delta dump snapshot at this frame time
+	VtaExportClass			*m_phec;
+
+	int						m_baseVertCount;
+	Point3					*m_baseVert;
+private:
+	// int						InodeOfPhyVectex( int iVertex0 );
+	Point3					Pt3GetRVertexNormal(RVertex *prvertex, DWORD smGroupFace);
+};
+