void SolidConstrcutFromSurface(Solid * * solid, txTriSurfaceData *surf)
{
Solid * s;
s = SolidNew();
VertexListConstrcutFromSurface(&s, surf);
VertexListIndexConstruct(&s);
FaceListConstructFromSurface(&s,surf);
EdgeListConstruct(&s);
*solid = s;
}
Solid *ConstructHalfEdge_ModelFromOBJ( char *FileName )
{
struct _Model *m;
FILE *file;
Solid *s;
int i;
/* open the file */
file = fopen(FileName, "r");
if (!file) return NULL;
/* load the OBJ, unitize it, compute facet normals, etc */
m = (struct _Model *) malloc( sizeof( struct _Model ) );
memset( m, 0, sizeof( struct _Model ) );
m->file = strdup( FileName );
ReadOBJFirstPass( m, file );
rewind(file);
ReadOBJSecondPass( m, file );
Unitize_Model( m );
ComputeFacetNormals( m );
ComputeVertexNormals( m );
fclose( file );
s = SolidNew( );
for (i=0; i< m->numVertices; i++)
VertexConstructN( &s, m->vertexPos[3*i+0], m->vertexPos[3*i+1], m->vertexPos[3*i+2],
m->normList[3*i+0], m->normList[3*i+1], m->normList[3*i+2] );
for (i=0; i< m->numTriangles; i++)
{
Vertex *va = VertexListIndex( s, m->triVertexIndex[3*i+0] );
Vertex *vb = VertexListIndex( s, m->triVertexIndex[3*i+1] );
Vertex *vc = VertexListIndex( s, m->triVertexIndex[3*i+2] );
FaceConstruct( &s, va, vb, vc);
}
EdgeListConstruct(&s);
return s;
}
