public OctreeSurfaceGenerator(BitMap3d image)
{
this.bmp = image;
nodequeue = new Queue <OctreeNode <NodeParms> >();
tempArray = new Int16Triple[8];
tree = new RegionOctree <NodeParms>(bmp.width, bmp.height, bmp.depth);
mb = new MeshBuilder_IntegerVertex(bmp.width, bmp.height, bmp.depth);
}
}//get copnfig
private void ExtractTriangles(ref Cube cube, byte value, MeshBuilder_IntegerVertex builder)
{
if (SMCTable.TableFat[value, 0] != -1)
{
int index = 0;
while (SMCTable.TableFat[value, index] != -1)
{
Int16Triple t0 = cube.cubeImageIndices[SMCTable.TableFat[value, index]];
Int16Triple t1 = cube.cubeImageIndices[SMCTable.TableFat[value, index + 1]];
Int16Triple t2 = cube.cubeImageIndices[SMCTable.TableFat[value, index + 2]];
builder.AddTriangle(t0, t1, t2);
//builder.AddTriangle(new Point3d(t0.X,t0.Y,t0.Z), new Point3d(t1.X,t1.Y,t1.Z), new Point3d(t2.X,t2.Y,t2.Z ));
index += 3;
}
}
}//extract triangles and put them into meshbuilder
}//extract triangles and put them into meshbuilder
public Mesh GenerateSurface()
{
MeshBuilder_IntegerVertex builder = new MeshBuilder_IntegerVertex(bmp.width + 2, bmp.height + 2, bmp.depth + 2);// this class can build mesh from independent triangles
for (int k = 0; k < bmp.depth - 1; k++)
{
for (int j = 0; j < bmp.height - 1; j++)
{
for (int i = 0; i < bmp.width - 1; i++)
{
Cube cell = new Cube(i, j, k); //builde Cube for Cell at i j k
byte config = GetConfig(ref cell); // get byte config for the cell
ExtractTriangles(ref cell, config, builder); // extract triangles from cell and push into
}
}
}
return(builder.GetMesh());
}
