private void GenerateFace(OctreeNode <NodeParms> node)
{
//需要找到该节点的端点位置
byte cubeConfig = node.Parms.Config;
int index = 0;
while (MCTable.TriTable[cubeConfig, index] != -1)
{
int ei1 = MCTable.TriTable[cubeConfig, index];
int ei2 = MCTable.TriTable[cubeConfig, index + 1];
int ei3 = MCTable.TriTable[cubeConfig, index + 2];
int normalTypeId = OctreeTable.ConfigToNormalTypeId[node.Parms.Config];
Int16Triple p1 = GetIntersetedPointAtEdge(node, ei1, OctreeTable.NormalTypeIdToNormal[normalTypeId], node.Parms.D);
Int16Triple p2 = GetIntersetedPointAtEdge(node, ei2, OctreeTable.NormalTypeIdToNormal[normalTypeId], node.Parms.D);
Int16Triple p3 = GetIntersetedPointAtEdge(node, ei3, OctreeTable.NormalTypeIdToNormal[normalTypeId], node.Parms.D);
mb.AddTriangle(p1, p2, p3);
index += 3;
}
}
}//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