private static int[] DeconstructMaterials(PokemonModel pokemonModel, GLTFRoot gltfRoot)
{
var materials = new int[pokemonModel.MaterialsLength];
for (var i = 0; i < pokemonModel.MaterialsLength; ++i)
{
var material = pokemonModel.Materials(i).GetValueOrDefault();
var gltfMaterial = new GLTFMaterial
{
PbrMetallicRoughness = new GLTFPBRMetallicRoughness(),
Name = material.Name,
AlphaMode = GLTFAlphaMode.BLEND
};
for (var j = 0; j < material.TexturesLength; ++j)
{
var texture = material.Textures(j).GetValueOrDefault();
var textureName = $"{pokemonModel.Textures(texture.Id)}.png";
var mapping = texture.Mapping.GetValueOrDefault();
var textureInfo = new GLTFTextureInfo
{
Index = FindOrCreateTexture(gltfRoot, textureName, mapping)
};
switch (texture.Channel)
{
case "Col0Tex":
gltfMaterial.PbrMetallicRoughness.BaseColorTexture = textureInfo;
break;
case "EmissionMaskTex":
gltfMaterial.EmissiveTexture = textureInfo;
gltfMaterial.EmissiveFactor = new Vector3(1, 1, 1);
;
break;
case "AmbientTex":
gltfMaterial.OcclusionTexture = textureInfo;
break;
case "NormalMapTex":
gltfMaterial.NormalTexture = textureInfo;
break;
}
}
var colorUVScale = new Vector2(1, 1);
var colorUVTransation = new Vector2();
var normalUVScale = new Vector2();
for (var j = 0; j < material.ValuesLength; ++j)
{
var value = material.Values(j).GetValueOrDefault();
if (string.IsNullOrWhiteSpace(value.Name))
{
continue;
}
switch (value.Name)
{
case "ColorUVScaleU":
colorUVScale.X = value.Value;
break;
case "ColorUVScaleV":
colorUVScale.Y = value.Value;
break;
case "ColorUVTranslateU":
colorUVTransation.X += value.Value;
break;
case "ColorUVTranslateV":
colorUVTransation.Y += value.Value;
break;
case "ColorBaseU":
colorUVTransation.X += value.Value;
break;
case "ColorBaseY":
colorUVTransation.Y += value.Value;
break;
case "NormalMapUVScaleU":
normalUVScale.X += value.Value;
break;
case "NormalMapUVScaleV":
normalUVScale.Y += value.Value;
break;
}
}
var colorTransform = new KHRTextureTransform
{
Offset = colorUVTransation,
Scale = colorUVScale
};
var normalTransform = new KHRTextureTransform
{
Offset = normalUVScale
};
//colorTransform.Insert(gltfMaterial.OcclusionTexture, gltfRoot);
colorTransform.Insert(gltfMaterial.PbrMetallicRoughness.MetallicRoughnessTexture, gltfRoot);
//colorTransform.Insert(gltfMaterial.EmissiveTexture, gltfRoot);
normalTransform.Insert(gltfMaterial.NormalTexture, gltfRoot);
materials[i] = gltfRoot.Materials.Count;
gltfRoot.Materials.Add(gltfMaterial);
}
return(materials);
}
