niflib: Allow strips as an option on the skin partition.

include/obj/NiSkinPartition.h

@@ -156,7 +156,7 @@ public:
 protected:
    friend class NiTriBasedGeom;
    NiSkinPartition(Ref<NiTriBasedGeom> shape);
-   NiSkinPartition(Ref<NiTriBasedGeom> shape, int maxBonesPerPartition, int maxBonesPerVertex, int *faceMap);
+   NiSkinPartition(Ref<NiTriBasedGeom> shape, int maxBonesPerPartition, int maxBonesPerVertex, bool bStrippify, int *faceMap);
 
    void SetNumPartitions( int value );
    void SetWeightsPerVertex( int partition, unsigned short value );

include/obj/NiTriBasedGeom.h

@@ -59,7 +59,7 @@ public:
 	 * \param[in] max_bones_per_partition The maximum number of bones that can affect a skin partition, i.e. a sub-mesh generated by chopping up the original mesh.  Proper value is game dependent.
 	 * \param[in] max_bones_per_vertex The maximum number of bones that can affect any one vertex.  Vertices affected by more bones than this will have the bone witht he smallest affect removed and the remaining bones will be normalized.
 	 */
-	NIFLIB_API void GenHardwareSkinInfo( int max_bones_per_partition = 4, int max_bones_per_vertex = 4, int* face2PartMap = NULL );
+	NIFLIB_API void GenHardwareSkinInfo( int max_bones_per_partition = 4, int max_bones_per_vertex = 4, bool bStrippify = true, int* face2PartMap = NULL );
 
 	/*!
 	 * This clears any hardware acceleration skin data that was previously created.

src/obj/NiSkinPartition.cpp

@@ -644,7 +644,7 @@ void NiSkinPartition::SetTriangles( int partition, const vector<Triangle> & in )
    }
    SkinPartition& part = skinPartitionBlocks[partition];
    part.triangles = in;
-   part.hasFaces = (in.size() > 0) ? false : (part.strips.size() != 0);
+   part.hasFaces = (in.size() > 0) ? true : (part.strips.size() != 0);
    part.numTriangles = (unsigned int)(in.size()) * 3;
 }
 
@@ -797,7 +797,7 @@ size_t indexOf(I begin, I end, const V& val) {
 }
 
 
-NiSkinPartition::NiSkinPartition(Ref<NiTriBasedGeom> shape, int maxBonesPerPartition, int maxBonesPerVertex, int* faceMap ) {
+NiSkinPartition::NiSkinPartition(Ref<NiTriBasedGeom> shape, int maxBonesPerPartition, int maxBonesPerVertex, bool bStrippify, int* faceMap ) {
    NiSkinInstanceRef skinInst = shape->GetSkinInstance();
    if ( skinInst == NULL ) {
       throw runtime_error( "You must bind a skin before setting generating skin partitions.  No NiSkinInstance found." );
@@ -1132,11 +1132,18 @@ NiSkinPartition::NiSkinPartition(Ref<NiTriBasedGeom> shape, int maxBonesPerParti
       EnableVertexBoneIndices(p, true);
 
       // strippify the triangles
-      NiTriStripsDataRef data = new NiTriStripsData(triangles, true);
-      int nstrips = data->GetStripCount();
-      SetStripCount( p, nstrips );
-      for ( int i=0; i<nstrips; ++i ) {
-         SetStrip(p, i, data->GetStrip(i));
+      if (bStrippify)
+      {
+         NiTriStripsDataRef data = new NiTriStripsData(triangles, true);
+         int nstrips = data->GetStripCount();
+         SetStripCount( p, nstrips );
+         for ( int i=0; i<nstrips; ++i ) {
+            SetStrip(p, i, data->GetStrip(i));
+         }
+      }
+      else
+      {
+         SetTriangles(p, triangles);
       }
 
       //// Special case for pre-stripped data

src/obj/NiTriBasedGeom.cpp

@@ -107,12 +107,12 @@ void NiTriBasedGeom::ClearHardareSkinInfo() {
 }
 
 
-void NiTriBasedGeom::GenHardwareSkinInfo( int max_bones_per_partition /*= 4*/, int max_bones_per_vertex /*= INT_MAX*/, int* face2PartMap /*= NULL*/ ) {
+void NiTriBasedGeom::GenHardwareSkinInfo( int max_bones_per_partition /*= 4*/, int max_bones_per_vertex /*= INT_MAX*/, bool bStrippify /*= true*/, int* face2PartMap /*= NULL*/ ) {
    NiSkinPartitionRef skinPart; 
    if ( max_bones_per_partition == 0 ) //old method
       skinPart = new NiSkinPartition( this );
    else
-      skinPart = new NiSkinPartition( this, max_bones_per_partition, max_bones_per_vertex, face2PartMap );
+      skinPart = new NiSkinPartition( this, max_bones_per_partition, max_bones_per_vertex, bStrippify, face2PartMap );
 
    // Set the partition info in both places and it will be handled when exported.
    NiSkinInstanceRef skinInst = GetSkinInstance();