private static void write_kcl(NitroFile kcl, List <Triangle> triangles, int max_triangles, int min_width, float scale, bool save = true)
{
kcl.Clear();
//Need to scale each vertex (1000 times scale of model)
foreach (Triangle t in triangles)
{
t.u = t.u.mul(scale);
t.v = t.v.mul(scale);
t.w = t.w.mul(scale);
}
uint pos = 0;
List <Face> faces = new List <Face>();
VertexWelder vertex_welder = new VertexWelder(1 / 64f, (int)(Math.Floor((double)(triangles.Count / 256))));
VertexWelder normal_welder = new VertexWelder(1 / 1024f, (int)(Math.Floor((double)(4 * triangles.Count / 256))));
foreach (Triangle t in triangles)
{
Face f = new Face();
Vector a = unit(cross(t.u.sub(t.w), t.n));
Vector b = unit(cross(t.v.sub(t.u), t.n));
Vector c = unit(cross(t.w.sub(t.v), t.n));
f.length = new FixedPoint(dot(t.v.sub(t.u), c), 1 / 65536f);
f.vertex_index = (ushort)vertex_welder.add(t.u);
f.normal_index = (ushort)normal_welder.add(t.n);
f.a_index = (ushort)normal_welder.add(a);
f.b_index = (ushort)normal_welder.add(b);
f.c_index = (ushort)normal_welder.add(c);
f.group = (ushort)t.group;
faces.Add(f);
}
//Vertex Section
pos += 56;
kcl.Write32(0x00, pos);//Vertex section offset
foreach (Vertex vtx in vertex_welder.vertices)
{
kcl.Write32(pos, (uint)vtx.x.valToWrite());
kcl.Write32(pos + 4, (uint)vtx.y.valToWrite());
kcl.Write32(pos + 8, (uint)vtx.z.valToWrite());
pos += 12;
}
//Vector Section
kcl.Write32(0x04, pos);//Vector section offset
foreach (Vector vct in normal_welder.vectors)
{
kcl.Write16(pos, (ushort)vct.x.valToWrite());
kcl.Write16(pos + 2, (ushort)vct.y.valToWrite());
kcl.Write16(pos + 4, (ushort)vct.z.valToWrite());
pos += 6;
}
pos = (uint)((pos + 3) & ~3);
//Planes Section
kcl.Write32(0x08, pos - 0x10);//Planes section offset
foreach (Face f in faces)
{
kcl.Write32(pos, (uint)f.length.valToWrite());
kcl.Write16(pos + 4, (ushort)f.vertex_index);
kcl.Write16(pos + 6, (ushort)f.normal_index);
kcl.Write16(pos + 8, (ushort)f.a_index);
kcl.Write16(pos + 10, (ushort)f.b_index);
kcl.Write16(pos + 12, (ushort)f.c_index);
kcl.Write16(pos + 14, (ushort)f.group);
pos += 16;
}
//Octree Section
kcl.Write32(0x0C, pos);//Octree offset
Octree octree = new Octree(triangles, max_triangles, (float)min_width);
octree.pack(ref kcl, ref pos);
//Header
kcl.Write32(0x10, (uint)327680);//Unknown
kcl.Write32(0x14, (uint)octree.bas.x.valToWrite());
kcl.Write32(0x18, (uint)octree.bas.y.valToWrite());
kcl.Write32(0x1C, (uint)octree.bas.z.valToWrite());
kcl.Write32(0x20, (uint)(~((int)octree.width_x - 1) & 0xFFFFFFFF));
kcl.Write32(0x24, (uint)(~((int)octree.width_y - 1) & 0xFFFFFFFF));
kcl.Write32(0x28, (uint)(~((int)octree.width_z - 1) & 0xFFFFFFFF));
kcl.Write32(0x2C, (uint)(Math.Log(octree.base_width, 2)));
kcl.Write32(0x30, (uint)(Math.Log(octree.nx, 2)));
kcl.Write32(0x34, (uint)(Math.Log(octree.nx, 2)) + (uint)(Math.Log(octree.ny, 2)));
if (save)
{
kcl.SaveChanges();
}
}
private static void write_kcl(NitroFile kcl, List<Triangle> triangles, int max_triangles, int min_width, float scale)
{
kcl.Clear();
//Need to scale each vertex (1000 times scale of model)
foreach (Triangle t in triangles)
{
t.u = t.u.mul(scale);
t.v = t.v.mul(scale);
t.w = t.w.mul(scale);
}
uint pos = 0;
List<Face> faces = new List<Face>();
VertexWelder vertex_welder = new VertexWelder(1 / 64f, (int)(Math.Floor((double)(triangles.Count / 256))));
VertexWelder normal_welder = new VertexWelder(1 / 1024f, (int)(Math.Floor((double)(4 * triangles.Count / 256))));
foreach (Triangle t in triangles)
{
Face f = new Face();
Vector a = unit(cross(t.u.sub(t.w), t.n));
Vector b = unit(cross(t.v.sub(t.u), t.n));
Vector c = unit(cross(t.w.sub(t.v), t.n));
f.length = new FixedPoint(dot(t.v.sub(t.u), c), 1 / 65536f);
f.vertex_index = (ushort)vertex_welder.add(t.u);
f.normal_index = (ushort)normal_welder.add(t.n);
f.a_index = (ushort)normal_welder.add(a);
f.b_index = (ushort)normal_welder.add(b);
f.c_index = (ushort)normal_welder.add(c);
f.group = (ushort)t.group;
faces.Add(f);
}
//Vertex Section
pos += 56;
kcl.Write32(0x00, pos);//Vertex section offset
foreach (Vertex vtx in vertex_welder.vertices)
{
kcl.Write32(pos, (uint)vtx.x.valToWrite());
kcl.Write32(pos + 4, (uint)vtx.y.valToWrite());
kcl.Write32(pos + 8, (uint)vtx.z.valToWrite());
pos += 12;
}
//Vector Section
kcl.Write32(0x04, pos);//Vector section offset
foreach (Vector vct in normal_welder.vectors)
{
kcl.Write16(pos, (ushort)vct.x.valToWrite());
kcl.Write16(pos + 2, (ushort)vct.y.valToWrite());
kcl.Write16(pos + 4, (ushort)vct.z.valToWrite());
pos += 6;
}
pos = (uint)((pos + 3) & ~3);
//Planes Section
kcl.Write32(0x08, pos - 0x10);//Planes section offset
foreach (Face f in faces)
{
kcl.Write32(pos, (uint)f.length.valToWrite());
kcl.Write16(pos + 4, (ushort)f.vertex_index);
kcl.Write16(pos + 6, (ushort)f.normal_index);
kcl.Write16(pos + 8, (ushort)f.a_index);
kcl.Write16(pos + 10, (ushort)f.b_index);
kcl.Write16(pos + 12, (ushort)f.c_index);
kcl.Write16(pos + 14, (ushort)f.group);
pos += 16;
}
//Octree Section
kcl.Write32(0x0C, pos);//Octree offset
Octree octree = new Octree(triangles, max_triangles, (float)min_width);
octree.pack(ref kcl, ref pos);
//Header
kcl.Write32(0x10, (uint)327680);//Unknown
kcl.Write32(0x14, (uint)octree.bas.x.valToWrite());
kcl.Write32(0x18, (uint)octree.bas.y.valToWrite());
kcl.Write32(0x1C, (uint)octree.bas.z.valToWrite());
kcl.Write32(0x20, (uint)(~((int)octree.width_x - 1) & 0xFFFFFFFF));
kcl.Write32(0x24, (uint)(~((int)octree.width_y - 1) & 0xFFFFFFFF));
kcl.Write32(0x28, (uint)(~((int)octree.width_z - 1) & 0xFFFFFFFF));
kcl.Write32(0x2C, (uint)(Math.Log(octree.base_width, 2)));
kcl.Write32(0x30, (uint)(Math.Log(octree.nx, 2)));
kcl.Write32(0x34, (uint)(Math.Log(octree.nx, 2)) + (uint)(Math.Log(octree.ny, 2)));
kcl.SaveChanges();
}