unsigned int WavefrontObj::loadObj(const char *fname, bool textured) // load a wavefront obj returns number of triangles that were loaded. Data is persists until the class is destructed.
{
unsigned int ret = 0;
delete []mVertices;
mVertices = 0;
delete []mIndices;
mIndices = 0;
mVertexCount = 0;
mTriCount = 0;
BuildMesh bm;
OBJ obj;
obj.LoadMesh(fname, &bm, textured);
if (bm.GetNumVertices())
{
mVertexCount = bm.GetNumVertices()/3;
mVertices = new float[mVertexCount*3];
memcpy(mVertices, bm.GetVertices(), sizeof(float)*mVertexCount*3);
if (textured)
{
mTexCoords = new float[mVertexCount * 2];
memcpy(mTexCoords, bm.GetTexCoords(), sizeof(float) * mVertexCount * 2);
}
mTriCount = bm.GetNumIndices()/3;
mIndices = new int[mTriCount*3];
memcpy(mIndices, bm.GetIndices(), sizeof(int)*mTriCount*3);
ret = mTriCount;
}
return ret;
}
NxU32 WavefrontObj::loadObj(const char *fname, bool textured) // load a wavefront obj returns number of triangles that were loaded. Data is persists until the class is destructed.
{
NxU32 ret = 0;
delete mVertices;
mVertices = 0;
delete mIndices;
mIndices = 0;
mVertexCount = 0;
mTriCount = 0;
BuildMesh bm;
OBJ obj;
obj.LoadMesh(fname,&bm, textured);
const FloatVector &vlist = bm.GetVertices();
const IntVector &indices = bm.GetIndices();
if ( vlist.size() )
{
mVertexCount = (NxI32)vlist.size()/3;
mVertices = new NxF32[mVertexCount*3];
memcpy( mVertices, &vlist[0], sizeof(NxF32)*mVertexCount*3 );
if (textured)
{
mTexCoords = new NxF32[mVertexCount * 2];
const FloatVector& tList = bm.GetTexCoords();
memcpy( mTexCoords, &tList[0], sizeof(NxF32) * mVertexCount * 2);
}
mTriCount = (NxI32)indices.size()/3;
mIndices = new NxU32[mTriCount*3*sizeof(NxU32)];
memcpy(mIndices, &indices[0], sizeof(NxU32)*mTriCount*3);
ret = mTriCount;
}
return ret;
}