tge/lib/maxsdk40/ISkin.h
2025-02-17 23:17:30 -06:00

234 lines
6.9 KiB
C++
Executable File

/**********************************************************************
FILE: ISkin.h
DESCRIPTION: Skin Bone Deformer API
CREATED BY: Nikolai Sander, Discreet
HISTORY: 7/12/99
*> Copyright (c) 1998, All Rights Reserved.
**********************************************************************/
#ifndef __ISKIN__H
#define __ISKIN__H
#include "ISkinCodes.h"
#define I_SKIN 0x00010000
#define I_GIZMO 9815854
#define SKIN_INVALID_NODE_PTR 0
#define SKIN_OK 1
//#define SKIN_CLASSID Class_ID(0x68477bb4, 0x28cf6b86)
#define SKIN_CLASSID Class_ID(9815843,87654)
class ISkinContextData
{
public:
virtual int GetNumPoints()=0;
virtual int GetNumAssignedBones(int vertexIdx)=0;
virtual int GetAssignedBone(int vertexIdx, int boneIdx)=0;
virtual float GetBoneWeight(int vertexIdx, int boneIdx)=0;
// These are only used for Spline animation
virtual int GetSubCurveIndex(int vertexIdx, int boneIdx)=0;
virtual int GetSubSegmentIndex(int vertexIdx, int boneIdx)=0;
virtual float GetSubSegmentDistance(int vertexIdx, int boneIdx)=0;
virtual Point3 GetTangent(int vertexIdx, int boneIdx)=0;
virtual Point3 GetOPoint(int vertexIdx, int boneIdx)=0;
};
class ISkin
{
public:
virtual int GetBoneInitTM(INode *pNode, Matrix3 &InitTM, bool bObjOffset = false)=0;
virtual int GetSkinInitTM(INode *pNode, Matrix3 &InitTM, bool bObjOffset = false)=0;
virtual int GetNumBones()=0;
virtual INode *GetBone(int idx)=0;
virtual DWORD GetBoneProperty(int idx)=0;
virtual ISkinContextData *GetContextInterface(INode *pNode)=0;
//new stuff
virtual TCHAR *GetBoneName(int index) = 0;
virtual int GetSelectedBone() = 0;
virtual void UpdateGizmoList() = 0;
virtual void GetEndPoints(int id, Point3 &l1, Point3 &l2) = 0;
virtual Matrix3 GetBoneTm(int id) = 0;
virtual INode *GetBoneFlat(int idx)=0;
virtual int GetNumBonesFlat()=0;
virtual int GetRefFrame()=0;
};
class IGizmoBuffer
{
public:
Class_ID cid;
void DeleteThis() { delete this; }
};
class GizmoClass : public ReferenceTarget
{
// all the refernce stuff and paramblock stuff here
public:
ISkin *bonesMod;
IParamBlock2 *pblock_gizmo_data;
int NumParamBlocks() { return 1; }
IParamBlock2* GetParamBlock(int i)
{
if (i == 0) return pblock_gizmo_data;
else return NULL;
}
IParamBlock2* GetParamBlockByID(BlockID id)
{
if (pblock_gizmo_data->ID() == id) return pblock_gizmo_data ;
else return NULL;
}
int NumRefs() {return 1;}
RefTargetHandle GetReference(int i)
{
if (i==0)
{
return (RefTargetHandle)pblock_gizmo_data;
}
return NULL;
}
void SetReference(int i, RefTargetHandle rtarg)
{
if (i==0)
{
pblock_gizmo_data = (IParamBlock2*)rtarg;
}
}
void DeleteThis() {
delete this;
}
int NumSubs() {return 1;}
Animatable* SubAnim(int i) { return GetReference(i);}
TSTR SubAnimName(int i) {return _T(""); }
int SubNumToRefNum(int subNum) {return -1;}
RefResult NotifyRefChanged( Interval changeInt,RefTargetHandle hTarget,
PartID& partID, RefMessage message)
{
return REF_SUCCEED;
}
virtual void BeginEditParams(IObjParam *ip, ULONG flags,Animatable *prev) {}
virtual void EndEditParams(IObjParam *ip,ULONG flags,Animatable *next) {}
virtual IOResult Load(ILoad *iload) {return IO_OK;}
virtual IOResult Save(ISave *isave) {return IO_OK;}
// void* GetInterface(ULONG id);
//this retrieves the boudng bx of the gizmo in world space
virtual void GetWorldBoundBox(TimeValue t,INode* inode, ViewExp *vpt, Box3& box, ModContext *mc){}
// this called in the bonesdef display code to show the gizmo
virtual int Display(TimeValue t, GraphicsWindow *gw, Matrix3 tm ) { return 1;}
virtual Interval LocalValidity(TimeValue t) {return FOREVER;}
virtual BOOL IsEnabled() { return TRUE; }
virtual BOOL IsVolumeBased() {return FALSE;}
virtual BOOL IsInVolume(Point3 p, Matrix3 tm) { return FALSE;}
//this is what deforms the point
// this is passed in from the Map call in bones def
virtual Point3 DeformPoint(TimeValue t, int index, Point3 initialP, Point3 p, Matrix3 tm)
{return p;}
//this is the suggested name that the gizmo should be called in the list
virtual void SetInitialName() {}
//this is the final name of the gizmo in th list
virtual TCHAR *GetName(){return NULL;}
//this sets the final name of the gizmo in the list
virtual void SetName(TCHAR *name) {}
// this is called when the gizmo is initially created
// it is passed to the current selected verts in the world space
//count is the number of vertice in *p
//*p is the list of point being affected in world space
//numberOfInstances is the number of times this modifier has been instanced
//mapTable is an index list into the original vertex table for *p
virtual BOOL InitialCreation(int count, Point3 *p, int numbeOfInstances, int *mapTable) { return TRUE;}
//this is called before the deformation on a frame to allow the gizmo to do some
//initial setupo
virtual void PreDeformSetup(TimeValue t) {}
virtual void PostDeformSetup(TimeValue t) {}
virtual IGizmoBuffer *CopyToBuffer() { return NULL;}
virtual void PasteFromBuffer(IGizmoBuffer *buffer) {}
virtual void Enable(BOOL enable) {}
virtual BOOL IsEditing() { return FALSE;}
virtual void EndEditing() {}
virtual void EnableEditing(BOOL enable) {}
// From BaseObject
virtual int HitTest(TimeValue t, INode* inode, int type, int crossing, int flags, IPoint2 *p, ViewExp *vpt, ModContext* mc, Matrix3 tm) {return 0;}
virtual void SelectSubComponent(HitRecord *hitRec, BOOL selected, BOOL all, BOOL invert=FALSE) {}
virtual void Move( TimeValue t, Matrix3& partm, Matrix3& tmAxis, Point3& val, Matrix3 tm, BOOL localOrigin=FALSE ) {}
virtual void GetSubObjectCenters(SubObjAxisCallback *cb,TimeValue t,INode *node, Matrix3 tm) {}
virtual void GetSubObjectTMs(SubObjAxisCallback *cb,TimeValue t,INode *node, Matrix3 tm) {}
virtual void ClearSelection(int selLevel) {}
virtual void SelectAll(int selLevel) {}
virtual void InvertSelection(int selLevel) {}
};
/*
Modifier* FindSkinModifier (INode* node)
{
// Get object from node. Abort if no object.
Object* pObj = node->GetObjectRef();
if (!pObj) return NULL;
// Is derived object ?
while (pObj->SuperClassID() == GEN_DERIVOB_CLASS_ID)
{
// Yes -> Cast.
IDerivedObject* pDerObj = static_cast<IDerivedObject*>(pObj);
// Iterate over all entries of the modifier stack.
int ModStackIndex = 0;
while (ModStackIndex < pDerObj->NumModifiers())
{
// Get current modifier.
Modifier* mod = pDerObj->GetModifier(ModStackIndex);
// Is this Skin ?
if (mod->ClassID() == SKIN_CLASSID )
{
// Yes -> Exit.
return mod;
}
// Next modifier stack entry.
ModStackIndex++;
}
pObj = pDerObj->GetObjRef();
}
// Not found.
return NULL;
}
*/
#endif