private PbrMetallicRoughness ExportPBRMetallicRoughness(UnityEngine.Material material)
{
var pbr = new PbrMetallicRoughness();
if (material.HasProperty("_Color"))
{
pbr.BaseColorFactor = material.GetColor("_Color");
}
if (material.HasProperty("_MainTex"))
{
var mainTex = material.GetTexture("_MainTex");
if (mainTex != null)
{
pbr.BaseColorTexture = ExportTextureInfo(mainTex);
}
}
if (material.HasProperty("_Metallic"))
{
pbr.MetallicFactor = material.GetFloat("_Metallic");
}
if (material.HasProperty("_Roughness"))
{
pbr.RoughnessFactor = material.GetFloat("_Roughness");
}
else if (material.HasProperty("_Glossiness"))
{
pbr.RoughnessFactor = 1 - material.GetFloat("_Glossiness");
}
if (material.HasProperty("_MetallicRoughnessMap"))
{
var mrTex = material.GetTexture("_MetallicRoughnessMap");
if (mrTex != null)
{
pbr.MetallicRoughnessTexture = ExportTextureInfo(mrTex);
}
}
else if (material.HasProperty("_MetallicGlossMap"))
{
var mgTex = material.GetTexture("_MetallicGlossMap");
if (mgTex != null)
{
pbr.MetallicRoughnessTexture = ExportTextureInfo(mgTex);
}
}
return(pbr);
}
public static PbrMetallicRoughness Deserialize(GLTFRoot root, JsonReader reader)
{
var metallicRoughness = new PbrMetallicRoughness();
if (reader.Read() && reader.TokenType != JsonToken.StartObject)
{
throw new Exception("Asset must be an object.");
}
while (reader.Read() && reader.TokenType == JsonToken.PropertyName)
{
var curProp = reader.Value.ToString();
switch (curProp)
{
case "baseColorFactor":
metallicRoughness.BaseColorFactor = reader.ReadAsRGBAColor();
break;
case "baseColorTexture":
metallicRoughness.BaseColorTexture = TextureInfo.Deserialize(root, reader);
break;
case "metallicFactor":
metallicRoughness.MetallicFactor = reader.ReadAsDouble().Value;
break;
case "roughnessFactor":
metallicRoughness.RoughnessFactor = reader.ReadAsDouble().Value;
break;
case "metallicRoughnessTexture":
metallicRoughness.MetallicRoughnessTexture = TextureInfo.Deserialize(root, reader);
break;
default:
metallicRoughness.DefaultPropertyDeserializer(root, reader);
break;
}
}
return(metallicRoughness);
}
private static void MergeMaterialsImagesTexturesAndSamplers(GLTFRoot mergeToRoot, GLTFRoot mergeFromRoot, PreviousGLTFSizes previousGLTFSizes)
{
if (mergeFromRoot.Samplers != null)
{
if (mergeToRoot.Samplers == null)
{
mergeToRoot.Samplers = new List <Sampler>(mergeFromRoot.Samplers.Count);
}
mergeToRoot.Samplers.AddRange(mergeFromRoot.Samplers);
}
if (mergeFromRoot.Images != null)
{
if (mergeToRoot.Images == null)
{
mergeToRoot.Images = new List <Image>(mergeFromRoot.Images.Count);
}
mergeToRoot.Images.AddRange(mergeFromRoot.Images);
for (int i = previousGLTFSizes.PreviousImageCount; i < mergeToRoot.Images.Count; ++i)
{
Image image = mergeToRoot.Images[i];
if (image.BufferView != null)
{
BufferViewId bufferViewId = image.BufferView;
bufferViewId.Id += previousGLTFSizes.PreviousBufferViewCount;
bufferViewId.Root = mergeToRoot;
}
}
}
if (mergeFromRoot.Textures != null)
{
if (mergeToRoot.Textures == null)
{
mergeToRoot.Textures = new List <Texture>(mergeFromRoot.Textures.Count);
}
mergeToRoot.Textures.AddRange(mergeFromRoot.Textures);
for (int i = previousGLTFSizes.PreviousTextureCount; i < mergeToRoot.Textures.Count; ++i)
{
Texture texture = mergeToRoot.Textures[i];
if (texture.Sampler != null)
{
SamplerId samplerId = texture.Sampler;
samplerId.Id += previousGLTFSizes.PreviousSamplerCount;
samplerId.Root = mergeToRoot;
}
if (texture.Source != null)
{
ImageId samplerId = texture.Source;
samplerId.Id += previousGLTFSizes.PreviousImageCount;
samplerId.Root = mergeToRoot;
}
}
}
if (mergeFromRoot.Materials != null)
{
if (mergeToRoot.Materials == null)
{
mergeToRoot.Materials = new List <Material>(mergeFromRoot.Materials.Count);
}
mergeToRoot.Materials.AddRange(mergeFromRoot.Materials);
for (int i = previousGLTFSizes.PreviousMaterialCount; i < mergeToRoot.Materials.Count; ++i)
{
Material material = mergeToRoot.Materials[i];
PbrMetallicRoughness pbrMetallicRoughness = material.PbrMetallicRoughness;
if (pbrMetallicRoughness != null)
{
if (pbrMetallicRoughness.BaseColorTexture != null)
{
TextureId textureId = pbrMetallicRoughness.BaseColorTexture.Index;
textureId.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
if (pbrMetallicRoughness.MetallicRoughnessTexture != null)
{
TextureId textureId = pbrMetallicRoughness.MetallicRoughnessTexture.Index;
textureId.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
}
MaterialCommonConstant commonConstant = material.CommonConstant;
if (commonConstant?.LightmapTexture != null)
{
TextureId textureId = material.CommonConstant.LightmapTexture.Index;
textureId.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
if (material.EmissiveTexture != null)
{
TextureId textureId = material.EmissiveTexture.Index;
material.EmissiveTexture.Index.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
if (material.NormalTexture != null)
{
TextureId textureId = material.NormalTexture.Index;
textureId.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
if (material.OcclusionTexture != null)
{
TextureId textureId = material.OcclusionTexture.Index;
textureId.Id += previousGLTFSizes.PreviousTextureCount;
textureId.Root = mergeToRoot;
}
}
}
}
