static void Test(string path, string dir, string filename, string filenameNoEx, string extension)
{
Assert.True(ResourcePath.GetDirectoryName(path).SequenceEqual(dir));
Assert.True(ResourcePath.GetDirectoryName(path.AsSpan()).SequenceEqual(dir));
Assert.True(ResourcePath.GetFileName(path).SequenceEqual(filename));
Assert.True(ResourcePath.GetFileName(path.AsSpan()).SequenceEqual(filename));
Assert.True(ResourcePath.GetFileNameWithoutExtension(path).SequenceEqual(filenameNoEx));
Assert.True(ResourcePath.GetFileNameWithoutExtension(path.AsSpan()).SequenceEqual(filenameNoEx));
Assert.True(ResourcePath.GetExtension(path).SequenceEqual(extension));
Assert.True(ResourcePath.GetExtension(path.AsSpan()).SequenceEqual(extension));
}
private static UniTask BuildTexture(PMXObject pmx, ResourceFile pmxFile, Model3D model, UnsafeRawArray <SkinnedVertex> vertices, CancellationToken ct)
{
var arrayTexture = new ArrayTexture(TextureConfig.BilinearRepeat);
model.AddComponent(arrayTexture);
var dir = ResourcePath.GetDirectoryName(pmxFile.Name);
var textureNames = pmx.TextureList.AsSpan();
var resourcePackage = pmxFile.Package;
var materials = pmx.MaterialList.AsSpan();
using var matTexMem = new ValueTypeRentMemory <int>(materials.Length, true);
var matTex = matTexMem.AsSpan();
for (int i = 0; i < materials.Length; i++)
{
matTex[i] = materials[i].Texture;
}
matTex.Sort();
var texCount = 0;
if (matTex.Length > 0)
{
texCount = 1;
for (int i = 1; i < matTex.Length; i++)
{
if (matTex[i - 1] != matTex[i])
{
texCount++;
}
}
}
using var textureUsed = new ValueTypeRentMemory <bool>(textureNames.Length, true);
var size = new Vector2i(1024, 1024); // TODO:
var count = 0;
var buffer = new ValueTypeRentMemory <ColorByte>(size.X * size.Y * texCount, false);
try {
for (int i = 0; i < textureNames.Length; i++)
{
if (matTex.Contains(i) == false)
{
continue;
}
using var _ = GetTexturePath(dir, textureNames[i], out var texturePath, out var ext);
var path = texturePath.ToString();
// Some pmx have the texture paths that don't exist. (Nobody references them.)
// So skip them.
if (resourcePackage.TryGetStream(path, out var stream) == false)
{
continue;
}
textureUsed[i] = true;
var dest = buffer.AsSpan(count * size.X * size.Y);
try {
using var image = Image.LoadToImageSource(stream, Image.GetTypeFromExt(ext));
if (image.Width != size.X || image.Height != size.Y)
{
using var resized = Image.Resized(image, size);
resized.GetPixels().CopyTo(dest);
}
else
{
image.GetPixels().CopyTo(dest);
}
count++;
}
finally {
stream.Dispose();
}
}
// Calculate texture index of each vertex
{
var indices = pmx.SurfaceList.AsSpan().MarshalCast <Surface, int>();
int i = 0;
foreach (var mat in materials)
{
for (int j = 0; j < mat.VertexCount; j++)
{
var unusedCount = 0;
foreach (var isUsed in textureUsed.AsSpan(0, mat.Texture))
{
if (isUsed == false)
{
unusedCount++;
}
}
vertices[indices[i++]].TextureIndex = mat.Texture - unusedCount;
}
}
}
}
catch {
buffer.Dispose();
throw;
}
return(BackToMainThread(arrayTexture, new Vector3i(size.X, size.Y, count), buffer, model.Screen !.TimingPoints.Update, ct));