private static Cb4aLevelMaterial BuildMaterial(BspGeometryFace f)
{
BspTexture fTexture = f.Texture;
var res = new Cb4aLevelMaterial();
if (fTexture != null) {
res.Texture = fTexture.Name;
res.Sky = fTexture.Sky;
res.Transparent = fTexture.Transparent;
}
if (f.Lightmap != null) res.Lightmap = f.Lightmap.Name;
return res;
}
private void TessalateFace(IList<BspGeometryFace> faces, BspGeometryFace f)
{
var v01 = new BspGeometryVertex() {
Normal = f.Vertex0.Normal,
Position = (f.Vertex0.Position + f.Vertex1.Position)*0.5f,
UV0 = (f.Vertex0.UV0 + f.Vertex1.UV0) * 0.5f,
UV1 = (f.Vertex0.UV1 + f.Vertex1.UV1) * 0.5f,
Color = Color.FromArgb(
(byte)(((int)f.Vertex0.Color.A + (int)f.Vertex1.Color.A) / 2),
(byte)(((int)f.Vertex0.Color.R + (int)f.Vertex1.Color.R) / 2),
(byte)(((int)f.Vertex0.Color.G + (int)f.Vertex1.Color.G) / 2),
(byte)(((int)f.Vertex0.Color.B + (int)f.Vertex1.Color.B) / 2))
};
var v02 = new BspGeometryVertex() {
Normal = f.Vertex0.Normal,
Position = (f.Vertex0.Position + f.Vertex2.Position)*0.5f,
UV0 = (f.Vertex0.UV0 + f.Vertex2.UV0) * 0.5f,
UV1 = (f.Vertex0.UV1 + f.Vertex2.UV1) * 0.5f,
Color = Color.FromArgb(
(byte)(((int)f.Vertex0.Color.A + (int)f.Vertex2.Color.A) / 2),
(byte)(((int)f.Vertex0.Color.R + (int)f.Vertex2.Color.R) / 2),
(byte)(((int)f.Vertex0.Color.G + (int)f.Vertex2.Color.G) / 2),
(byte)(((int)f.Vertex0.Color.B + (int)f.Vertex2.Color.B) / 2))
};
var v12 = new BspGeometryVertex() {
Normal = f.Vertex1.Normal,
Position = (f.Vertex1.Position + f.Vertex2.Position)*0.5f,
UV0 = (f.Vertex1.UV0 + f.Vertex2.UV0) * 0.5f,
UV1 = (f.Vertex1.UV1 + f.Vertex2.UV1) * 0.5f,
Color = Color.FromArgb(
(byte)(((int)f.Vertex1.Color.A + (int)f.Vertex2.Color.A) / 2),
(byte)(((int)f.Vertex1.Color.R + (int)f.Vertex2.Color.R) / 2),
(byte)(((int)f.Vertex1.Color.G + (int)f.Vertex2.Color.G) / 2),
(byte)(((int)f.Vertex1.Color.B + (int)f.Vertex2.Color.B) / 2))
};
faces.Add(new BspGeometryFace()
{
Texture = f.Texture, Lightmap = f.Lightmap,
Vertex0 = f.Vertex0,
Vertex1 = v01,
Vertex2 = v02
});
faces.Add(new BspGeometryFace()
{
Texture = f.Texture,
Lightmap = f.Lightmap,
Vertex0 = f.Vertex1,
Vertex1 = v12,
Vertex2 = v01
});
faces.Add(new BspGeometryFace()
{
Texture = f.Texture,
Lightmap = f.Lightmap,
Vertex0 = f.Vertex2,
Vertex1 = v02,
Vertex2 = v12
});
faces.Add(new BspGeometryFace()
{
Texture = f.Texture,
Lightmap = f.Lightmap,
Vertex0 = v01,
Vertex1 = v12,
Vertex2 = v02
});
}
private void UpdateLightmap(BspTexture result, Atlas atlas)
{
foreach (var geo in allClusters)
{
Size dstSize = new Size(atlas.Bitmap.Width, atlas.Bitmap.Height);
for (int i = 0; i < geo.Faces.Count; ++i)
{
var f = geo.Faces[i];
if (f.Lightmap != null)
{
if (f.Lightmap.Equals(result))
continue;
var item = atlas.GetItem(((BspEmbeddedTexture)f.Lightmap).mipMaps[0]);
var ff = new BspGeometryFace() { Texture = f.Texture, Lightmap = result };
ff.Vertex0 = CorrectLightmapCoords(f.Vertex0, dstSize, item);
ff.Vertex1 = CorrectLightmapCoords(f.Vertex1, dstSize, item);
ff.Vertex2 = CorrectLightmapCoords(f.Vertex2, dstSize, item);
geo.Faces[i] = ff;
}
}
}
}
private void BuildFace(LevelVBWriter writer, Cb4aLevelVBSubcluster sub, ref CIwVec3 mins, ref CIwVec3 maxs, BspGeometryFace f)
{
while (f.Vertex0.UV0.X >= 8 || f.Vertex1.UV0.X >= 8 || f.Vertex2.UV0.X >= 8)
{
f.Vertex0.UV0.X -= 1;
f.Vertex1.UV0.X -= 1;
f.Vertex2.UV0.X -= 1;
}
while (f.Vertex0.UV0.Y >= 8 || f.Vertex1.UV0.Y >= 8 || f.Vertex2.UV0.Y >= 8)
{
f.Vertex0.UV0.Y -= 1;
f.Vertex1.UV0.Y -= 1;
f.Vertex2.UV0.Y -= 1;
}
if (f.Vertex0.UV0.X < -8) f.Vertex0.UV0.X = -8;
if (f.Vertex1.UV0.X < -8) f.Vertex1.UV0.X = -8;
if (f.Vertex2.UV0.X < -8) f.Vertex2.UV0.X = -8;
if (f.Vertex0.UV0.Y < -8) f.Vertex0.UV0.Y = -8;
if (f.Vertex1.UV0.Y < -8) f.Vertex1.UV0.Y = -8;
if (f.Vertex2.UV0.Y < -8) f.Vertex2.UV0.Y = -8;
if (f.Vertex0.Position.X < mins.x) mins.x = (int)f.Vertex0.Position.X;
if (f.Vertex1.Position.X < mins.x) mins.x = (int)f.Vertex1.Position.X;
if (f.Vertex2.Position.X < mins.x) mins.x = (int)f.Vertex2.Position.X;
if (f.Vertex0.Position.Y < mins.y) mins.y = (int)f.Vertex0.Position.Y;
if (f.Vertex1.Position.Y < mins.y) mins.y = (int)f.Vertex1.Position.Y;
if (f.Vertex2.Position.Y < mins.y) mins.y = (int)f.Vertex2.Position.Y;
if (f.Vertex0.Position.Z < mins.z) mins.z = (int)f.Vertex0.Position.Z;
if (f.Vertex1.Position.Z < mins.z) mins.z = (int)f.Vertex1.Position.Z;
if (f.Vertex2.Position.Z < mins.z) mins.z = (int)f.Vertex2.Position.Z;
if (f.Vertex0.Position.X > maxs.x) maxs.x = (int)f.Vertex0.Position.X;
if (f.Vertex1.Position.X > maxs.x) maxs.x = (int)f.Vertex1.Position.X;
if (f.Vertex2.Position.X > maxs.x) maxs.x = (int)f.Vertex2.Position.X;
if (f.Vertex0.Position.Y > maxs.y) maxs.y = (int)f.Vertex0.Position.Y;
if (f.Vertex1.Position.Y > maxs.y) maxs.y = (int)f.Vertex1.Position.Y;
if (f.Vertex2.Position.Y > maxs.y) maxs.y = (int)f.Vertex2.Position.Y;
if (f.Vertex0.Position.Z > maxs.z) maxs.z = (int)f.Vertex0.Position.Z;
if (f.Vertex1.Position.Z > maxs.z) maxs.z = (int)f.Vertex1.Position.Z;
if (f.Vertex2.Position.Z > maxs.z) maxs.z = (int)f.Vertex2.Position.Z;
var index0 = writer.Write(GetLevelVBItem(f.Vertex0));
var index1 = writer.Write(GetLevelVBItem(f.Vertex1));
var index2 = writer.Write(GetLevelVBItem(f.Vertex2));
if ((index0 == index1) || (index0 == index2) || (index2 == index1))
return;
sub.Indices.Add(index2);
sub.Indices.Add(index1);
sub.Indices.Add(index0);
}