1 files changed, 436 insertions, 0 deletions
diff --git a/utils/vweightexp/vweight.cpp b/utils/vweightexp/vweight.cpp
new file mode 100644
index 0000000..b873ba5
--- /dev/null
+++ b/utils/vweightexp/vweight.cpp
@@ -0,0 +1,436 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+
+#include "MAX.H"
+#include "DECOMP.H"
+#include "STDMAT.H"
+#include "ANIMTBL.H"
+#include "istdplug.h"
+#include "phyexp.h"
+#include "BonesPro.h"
+
+#include "vweightexprc.h"
+#include "vweightexp.h"
+#include "vweightimp.h"
+
+
+// Save for use with dialogs
+static HINSTANCE hInstance;
+
+// We just need one of these to hand off to 3DSMAX.
+static VWeightExportClassDesc VWeightExportCD;
+static VWeightImportClassDesc VWeightImportCD;
+
+
+//===================================================================
+// Required plug-in export functions
+//
+BOOL WINAPI DllMain( HINSTANCE hinstDLL, ULONG fdwReason, LPVOID lpvReserved) 
+{	
+	static int fFirstTimeHere = TRUE;
+	if (fFirstTimeHere)
+	{
+		fFirstTimeHere = FALSE;
+		hInstance = hinstDLL;
+	}
+	return TRUE;
+}
+
+	
+EXPORT_THIS int LibNumberClasses(void)
+{
+	return 2;
+}
+
+	
+EXPORT_THIS ClassDesc *LibClassDesc(int iWhichClass)
+{
+	switch(iWhichClass)
+	{
+		case 0: return &VWeightExportCD;
+		case 1: return &VWeightImportCD;
+		default: return 0;
+	}
+}
+
+	
+EXPORT_THIS const TCHAR *LibDescription()
+{
+	return _T("Valve VVW Plug-in.");
+}
+
+	
+EXPORT_THIS ULONG LibVersion()
+{
+	return VERSION_3DSMAX;
+}
+
+
+
+//===================================================================
+// Utility functions
+//
+
+int AssertFailedFunc(char *sz)
+{
+	MessageBox(GetActiveWindow(), sz, "Assert failure", MB_OK);
+	int Set_Your_Breakpoint_Here = 1;
+	return 1;
+}
+
+
+//=================================================================
+// Methods for CollectModelTEP
+//
+Modifier *FindPhysiqueModifier (INode *nodePtr)
+{
+	// Get object from node. Abort if no object.
+	Object *ObjectPtr = nodePtr->GetObjectRef();
+	if (!ObjectPtr) return NULL;
+
+	// Is derived object ?
+	if (ObjectPtr->SuperClassID() == GEN_DERIVOB_CLASS_ID)
+	{
+		// Yes -> Cast.
+		IDerivedObject *DerivedObjectPtr = static_cast<IDerivedObject*>(ObjectPtr);
+
+		// Iterate over all entries of the modifier stack.
+		int ModStackIndex = 0;
+		while (ModStackIndex < DerivedObjectPtr->NumModifiers())
+		{
+			// Get current modifier.
+			Modifier *ModifierPtr = DerivedObjectPtr->GetModifier(ModStackIndex);
+
+			// Is this Physique ?
+			if (ModifierPtr->ClassID() == Class_ID(	PHYSIQUE_CLASS_ID_A, PHYSIQUE_CLASS_ID_B) )
+			{
+				// Yes -> Exit.
+				return ModifierPtr;
+			}
+			// Next modifier stack entry.
+			ModStackIndex++;
+		}
+	}
+	// Not found.
+	return NULL;
+}
+
+Modifier *FindBonesProModifier (INode *nodePtr)
+{
+	// Get object from node. Abort if no object.
+	Object *ObjectPtr = nodePtr->GetObjectRef();
+	if (!ObjectPtr) return NULL;
+
+	// Is derived object ?
+	if (ObjectPtr->SuperClassID() == GEN_DERIVOB_CLASS_ID)
+	{
+		// Yes -> Cast.
+		IDerivedObject *DerivedObjectPtr = static_cast<IDerivedObject*>(ObjectPtr);
+
+		// Iterate over all entries of the modifier stack.
+		int ModStackIndex = 0;
+		while (ModStackIndex < DerivedObjectPtr->NumModifiers())
+		{
+			// Get current modifier.
+			Modifier *ModifierPtr = DerivedObjectPtr->GetModifier(ModStackIndex);
+
+			// Is this Bones Pro OSM?
+			if (ModifierPtr->ClassID() == BP_CLASS_ID_OSM )
+			{
+				// Yes -> Exit.
+				return ModifierPtr;
+			}
+			// Is this Bones Pro WSM?
+			if (ModifierPtr->ClassID() == BP_CLASS_ID_WSM )
+			{
+				// Yes -> Exit.
+				return ModifierPtr;
+			}
+			// Next modifier stack entry.
+			ModStackIndex++;
+		}
+	}
+	// Not found.
+	return NULL;
+}
+
+
+
+//========================================================================
+// Utility functions for getting/setting the personal "node index" property.
+// NOTE: I'm storing a string-property because I hit a 3DSMax bug in v1.2 when I
+// NOTE: tried using an integer property.
+// FURTHER NOTE: those properties seem to change randomly sometimes, so I'm
+// implementing my own.
+
+typedef struct
+{
+	char	szNodeName[MAX_NAME_CHARS];
+} NAMEMAP;
+const int MAX_NAMEMAP = 512;
+static NAMEMAP g_NameMap[MAX_NAMEMAP];
+static int g_cNameMap = 0;
+
+void ResetINodeMap( void )
+{
+	g_cNameMap = 0;
+}
+
+int BuildINodeMap(INode *pnode)
+{
+	if (!FUndesirableNode(pnode))
+	{
+		AddINode(pnode);
+	}
+
+	// For each child of this node, we recurse into ourselves
+	// until no more children are found.
+	for (int c = 0; c < pnode->NumberOfChildren(); c++)
+	{
+		BuildINodeMap(pnode->GetChildNode(c));
+	}
+	
+	return g_cNameMap;
+}
+
+
+int GetIndexOfNodeName(char *szNodeName, BOOL fAssertPropExists)
+{
+	for (int inm = 0; inm < g_cNameMap; inm++)
+	{
+		if (FStrEq(g_NameMap[inm].szNodeName, szNodeName))
+		{
+			return inm;
+		}
+	}
+
+	return -1;
+}
+
+int GetIndexOfINode( INode *pnode, BOOL fAssertPropExists )
+{
+	return GetIndexOfNodeName( pnode->GetName(), fAssertPropExists );
+}
+	
+void AddINode( INode *pnode )
+{
+	TSTR strNodeName(pnode->GetName());
+	for (int inm = 0; inm < g_cNameMap; inm++)
+	{
+		if (FStrEq(g_NameMap[inm].szNodeName, (char*)strNodeName))
+		{
+			return;
+		}
+	}
+
+	ASSERT_MBOX(g_cNameMap < MAX_NAMEMAP, "NAMEMAP is full");
+	strcpy(g_NameMap[g_cNameMap++].szNodeName, (char*)strNodeName);
+}
+
+
+//=============================================================
+// Returns TRUE if a node should be ignored during tree traversal.
+//
+BOOL FUndesirableNode(INode *pnode)
+{
+	// Get Node's underlying object, and object class name
+	Object *pobj = pnode->GetObjectRef();
+
+	if (!pobj)
+		return TRUE;
+	// Don't care about lights, dummies, and cameras
+	if (pobj->SuperClassID() == CAMERA_CLASS_ID)
+		return TRUE;
+	if (pobj->SuperClassID() == LIGHT_CLASS_ID)
+		return TRUE;
+	if (!strstr(pnode->GetName(), "Bip01" ))
+		return TRUE;
+
+	return FALSE;
+
+	// Actually, if it's not selected, pretend it doesn't exist!
+	//if (!pnode->Selected())
+	//	return TRUE;
+	//return FALSE;
+}
+
+
+//=============================================================
+// Returns TRUE if a node has been marked as skippable
+//
+BOOL FNodeMarkedToSkip(INode *pnode)
+{
+	return (::GetIndexOfINode(pnode) == UNDESIRABLE_NODE_MARKER);
+}
+
+	
+
+//=============================================================
+// gets a weighted value for the current system of nodes
+//
+void GetUnifiedCoord( Point3 &p1, MaxVertWeight pweight[], MaxNode maxNode[], int cMaxNode )
+{
+	float flMin = 1E20f;
+	for (int iNode = 0; iNode < cMaxNode; iNode++)
+	{
+		float f = (p1 - maxNode[iNode].mat3NodeTM.GetTrans()).LengthSquared();
+		if (f > 0 && f < flMin)
+			flMin = f;
+		pweight[iNode].flDist = f;
+	}
+
+	float flTotal = 0;
+	float flInvMin = 1.0 / flMin;
+	for (iNode = 0; iNode < cMaxNode; iNode++)
+	{
+		if (pweight[iNode].flDist > 0)
+		{
+			pweight[iNode].flDist = flInvMin / pweight[iNode].flDist;
+		}
+		else
+		{
+			pweight[iNode].flDist = 10.0;
+		}
+		flTotal += pweight[iNode].flDist;
+	}
+
+	float flInvTotal;
+	if (flTotal > 0)
+	{
+		flInvTotal = 1.0 / flTotal;
+	}
+	else
+	{
+		flInvTotal = 1.0;
+	}
+
+	for (iNode = 0; iNode < cMaxNode; iNode++)
+	{
+		pweight[iNode].flDist = pweight[iNode].flDist * flInvTotal;
+		// fprintf(m_pfile, "%8.4f ", pweight[iNode].flDist );
+	}
+}
+
+
+int GetBoneWeights( IPhyContextExport *mcExport, int iVertex, MaxVertWeight *pweight)
+{
+	float fTotal = 0;
+	IPhyVertexExport *vtxExport = mcExport->GetVertexInterface(iVertex);
+
+	if (vtxExport)
+	{
+		if (vtxExport->GetVertexType() & BLENDED_TYPE)
+		{
+			IPhyBlendedRigidVertex *pBlend = ((IPhyBlendedRigidVertex *)vtxExport);
+
+			for (int i = 0; i < pBlend->GetNumberNodes(); i++)
+			{
+				int index = GetIndexOfINode( pBlend->GetNode( i ) );
+				if (index >= 0)
+				{
+					pweight[index].flWeight = pBlend->GetWeight( i );
+					fTotal += pweight[index].flWeight;
+				}
+			}
+		}
+		else 
+		{
+			INode *Bone = ((IPhyRigidVertex *)vtxExport)->GetNode();
+			int index = GetIndexOfINode(Bone);
+			if (index >= 0)
+			{
+				pweight[index].flWeight = 100.0;
+			}
+		}
+		mcExport->ReleaseVertexInterface(vtxExport);
+	}
+	return (fTotal > 0);
+}
+
+
+int GetBoneWeights( Modifier * bonesProMod, int iVertex, MaxVertWeight *pweight)
+{
+	int iTotal = 0;
+	int nb = bonesProMod->SetProperty( BP_PROPID_GET_N_BONES, NULL );
+
+	for ( int iBone = 0; iBone < nb; iBone++)
+	{
+		BonesPro_BoneVertex bv;
+		bv.bindex = iBone;
+		bv.vindex = iVertex;
+		bonesProMod->SetProperty( BP_PROPID_GET_BV, &bv );
+
+		if (bv.included > 0 && bv.forced_weight >= 0)
+		{
+			BonesPro_Bone bone;
+			bone.t = BP_TIME_ATTACHED;
+			bone.index = iBone;
+			bonesProMod->SetProperty( BP_PROPID_GET_BONE_STAT, &bone );
+
+			if (bone.node != NULL)
+			{
+				int index = GetIndexOfINode( bone.node );
+
+				if (index >= 0)
+				{
+					pweight[index].flWeight = bv.forced_weight;
+					iTotal++;
+				}
+			}
+		}
+	}
+	return iTotal;
+}
+
+
+void SetBoneWeights( Modifier * bonesProMod, int iVertex, MaxVertWeight *pweight)
+{
+	int nb = bonesProMod->SetProperty( BP_PROPID_GET_N_BONES, NULL );
+
+	// FILE *fp = fopen("bone2.txt", "w");
+
+	for ( int iBone = 0; iBone < nb; iBone++)
+	{
+		BonesPro_Bone bone;
+		bone.t = BP_TIME_ATTACHED;
+		bone.index = iBone;
+		bonesProMod->SetProperty( BP_PROPID_GET_BONE_STAT, &bone );
+
+		/*
+		if (GetIndexOfINode( bone.node ) >= 0)
+		{
+			fprintf( fp, "\"%s\" %d\n", bone.name, GetIndexOfINode( bone.node ) );
+		}
+		else
+		{
+			fprintf( fp, "\"%s\"\n", bone.name );
+		}
+		*/
+
+		BonesPro_BoneVertex bv;
+		bv.bindex = iBone;
+		bv.vindex = iVertex;
+		bv.included = 0;
+		bv.forced_weight = -1;
+
+		if (bone.node != NULL)
+		{
+			int index = GetIndexOfINode( bone.node );
+
+			if (index >= 0 && pweight[index].flWeight >= 0)
+			{
+				bv.included = 1;
+				bv.forced_weight = pweight[index].flWeight;
+			}
+		}
+		bonesProMod->SetProperty( BP_PROPID_SET_BV, &bv );
+	}
+	//fclose(fp);
+	//exit(1);
+}
+