public IEnumerator CreateMaterial(GLTFTexture.ImportResult[] textures, AlphaMode alphaMode, ShaderSettings shaderSettings, Action <Material> onFinish)
{
// Shader
Shader sh = null;
if (alphaMode == AlphaMode.BLEND)
{
sh = shaderSettings.SpecularBlend;
}
else
{
sh = shaderSettings.Specular;
}
// Material
Material mat = new Material(sh);
mat.color = diffuseFactor;
mat.SetColor("_SpecColor", specularFactor);
mat.SetFloat("_GlossyReflections", glossinessFactor);
// Assign textures
if (textures != null)
{
// Diffuse texture
if (diffuseTexture != null)
{
if (textures.Length <= diffuseTexture.index)
{
Debug.LogWarning("Attempted to get diffuseTexture texture index " + diffuseTexture.index + " when only " + textures.Length + " exist");
}
else
{
IEnumerator en = textures[diffuseTexture.index].GetTextureCached(false, tex => {
if (tex != null)
{
mat.SetTexture("_MainTex", tex);
if (diffuseTexture.extensions != null)
{
diffuseTexture.extensions.Apply(diffuseTexture, mat, "_MainTex");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
}
// Specular texture
if (specularGlossinessTexture != null)
{
if (textures.Length <= specularGlossinessTexture.index)
{
Debug.LogWarning("Attempted to get specularGlossinessTexture texture index " + specularGlossinessTexture.index + " when only " + textures.Length + " exist");
}
else
{
mat.EnableKeyword("_SPECGLOSSMAP");
IEnumerator en = textures[specularGlossinessTexture.index].GetTextureCached(false, tex => {
if (tex != null)
{
mat.SetTexture("_SpecGlossMap", tex);
mat.EnableKeyword("_SPECGLOSSMAP");
if (specularGlossinessTexture.extensions != null)
{
specularGlossinessTexture.extensions.Apply(specularGlossinessTexture, mat, "_SpecGlossMap");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
}
}
onFinish(mat);
}
public IEnumerator CreateMaterial(GLTFTexture.ImportResult[] textures, ShaderSettings shaderSettings, Action <Material> onFinish)
{
Material mat = null;
IEnumerator en = null;
// Load metallic-roughness materials
if (pbrMetallicRoughness != null)
{
en = pbrMetallicRoughness.CreateMaterial(textures, alphaMode, shaderSettings, x => mat = x);
while (en.MoveNext())
{
yield return(null);
}
;
}
// Load specular-glossiness materials
else if (extensions != null && extensions.KHR_materials_pbrSpecularGlossiness != null)
{
en = extensions.KHR_materials_pbrSpecularGlossiness.CreateMaterial(textures, alphaMode, shaderSettings, x => mat = x);
while (en.MoveNext())
{
yield return(null);
}
;
}
// Load fallback material
else
{
mat = new Material(Shader.Find("Standard"));
}
// Normal texture
if (normalTexture != null)
{
en = TryGetTexture(textures, normalTexture, true, tex => {
if (tex != null)
{
mat.SetTexture("_BumpMap", tex);
mat.EnableKeyword("_NORMALMAP");
mat.SetFloat("_BumpScale", normalTexture.scale);
if (normalTexture.extensions != null)
{
normalTexture.extensions.Apply(normalTexture, mat, "_BumpMap");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
// Occlusion texture
if (occlusionTexture != null)
{
en = TryGetTexture(textures, occlusionTexture, true, tex => {
if (tex != null)
{
mat.SetTexture("_OcclusionMap", tex);
if (occlusionTexture.extensions != null)
{
occlusionTexture.extensions.Apply(occlusionTexture, mat, "_OcclusionMap");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
// Emissive factor
if (emissiveFactor != Color.black)
{
mat.SetColor("_EmissionColor", emissiveFactor);
mat.EnableKeyword("_EMISSION");
}
// Emissive texture
if (emissiveTexture != null)
{
en = TryGetTexture(textures, emissiveTexture, false, tex => {
if (tex != null)
{
mat.SetTexture("_EmissionMap", tex);
mat.EnableKeyword("_EMISSION");
if (emissiveTexture.extensions != null)
{
emissiveTexture.extensions.Apply(emissiveTexture, mat, "_EmissionMap");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
if (alphaMode == AlphaMode.MASK)
{
mat.SetFloat("_AlphaCutoff", alphaCutoff);
}
mat.name = name;
onFinish(mat);
}
public IEnumerator CreateMaterial(GLTFTexture.ImportResult[] textures, AlphaMode alphaMode, ShaderSettings shaderSettings, Action <Material> onFinish)
{
// Shader
Shader sh = null;
if (alphaMode == AlphaMode.BLEND)
{
sh = shaderSettings.MetallicBlend;
}
else
{
sh = shaderSettings.Metallic;
}
// Material
Material mat = new Material(sh);
mat.color = baseColorFactor;
mat.SetFloat("_Metallic", metallicFactor);
mat.SetFloat("_Roughness", roughnessFactor);
// Assign textures
if (textures != null)
{
// Base color texture
if (baseColorTexture != null && baseColorTexture.index >= 0)
{
if (textures.Length <= baseColorTexture.index)
{
Debug.LogWarning("Attempted to get basecolor texture index " + baseColorTexture.index + " when only " + textures.Length + " exist");
}
else
{
IEnumerator en = textures[baseColorTexture.index].GetTextureCached(false, tex => {
if (tex != null)
{
mat.SetTexture("_MainTex", tex);
if (baseColorTexture.extensions != null)
{
baseColorTexture.extensions.Apply(baseColorTexture, mat, "_MainTex");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
}
// Metallic roughness texture
if (metallicRoughnessTexture != null && metallicRoughnessTexture.index >= 0)
{
if (textures.Length <= metallicRoughnessTexture.index)
{
Debug.LogWarning("Attempted to get metallicRoughness texture index " + metallicRoughnessTexture.index + " when only " + textures.Length + " exist");
}
else
{
IEnumerator en = TryGetTexture(textures, metallicRoughnessTexture, true, tex => {
if (tex != null)
{
mat.SetTexture("_MetallicGlossMap", tex);
mat.EnableKeyword("_METALLICGLOSSMAP");
if (metallicRoughnessTexture.extensions != null)
{
metallicRoughnessTexture.extensions.Apply(metallicRoughnessTexture, mat, "_MetallicGlossMap");
}
}
});
while (en.MoveNext())
{
yield return(null);
}
;
}
}
}
// After the texture and color is extracted from the glTFObject
if (mat.HasProperty("_BaseMap"))
{
mat.SetTexture("_BaseMap", mat.mainTexture);
}
if (mat.HasProperty("_BaseColor"))
{
mat.SetColor("_BaseColor", baseColorFactor);
}
onFinish(mat);
}