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 <GLTFImage>(mergeFromRoot.Images.Count);
}
mergeToRoot.Images.AddRange(mergeFromRoot.Images);
for (int i = previousGLTFSizes.PreviousImageCount; i < mergeToRoot.Images.Count; ++i)
{
GLTFImage 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 <GLTFTexture>(mergeFromRoot.Textures.Count);
}
mergeToRoot.Textures.AddRange(mergeFromRoot.Textures);
for (int i = previousGLTFSizes.PreviousTextureCount; i < mergeToRoot.Textures.Count; ++i)
{
GLTFTexture 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 <GLTFMaterial>(mergeFromRoot.Materials.Count);
}
mergeToRoot.Materials.AddRange(mergeFromRoot.Materials);
for (int i = previousGLTFSizes.PreviousMaterialCount; i < mergeToRoot.Materials.Count; ++i)
{
GLTFMaterial 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;
}
}
}
}
public static GLTFRoot Deserialize(JsonReader reader)
{
var root = new GLTFRoot();
if (reader.Read() && reader.TokenType != JsonToken.StartObject)
{
throw new Exception("gltf json must be an object");
}
while (reader.Read() && reader.TokenType == JsonToken.PropertyName)
{
var curProp = reader.Value.ToString();
switch (curProp)
{
case "extensionsUsed":
root.ExtensionsUsed = reader.ReadStringList();
break;
case "extensionsRequired":
root.ExtensionsRequired = reader.ReadStringList();
break;
case "accessors":
root.Accessors = reader.ReadList(() => GLTFAccessor.Deserialize(root, reader));
break;
case "animations":
root.Animations = reader.ReadList(() => GLTFAnimation.Deserialize(root, reader));
break;
case "asset":
root.Asset = GLTFAsset.Deserialize(root, reader);
break;
case "buffers":
root.Buffers = reader.ReadList(() => GLTFBuffer.Deserialize(root, reader));
break;
case "bufferViews":
root.BufferViews = reader.ReadList(() => GLTFBufferView.Deserialize(root, reader));
break;
case "cameras":
root.Cameras = reader.ReadList(() => GLTFCamera.Deserialize(root, reader));
break;
case "images":
root.Images = reader.ReadList(() => GLTFImage.Deserialize(root, reader));
break;
case "materials":
root.Materials = reader.ReadList(() => GLTFMaterial.Deserialize(root, reader));
break;
case "meshes":
root.Meshes = reader.ReadList(() => GLTFMesh.Deserialize(root, reader));
break;
case "nodes":
root.Nodes = reader.ReadList(() => GLTFNode.Deserialize(root, reader));
break;
case "samplers":
root.Samplers = reader.ReadList(() => GLTFSampler.Deserialize(root, reader));
break;
case "scene":
root.Scene = GLTFSceneId.Deserialize(root, reader);
break;
case "scenes":
root.Scenes = reader.ReadList(() => GLTFScene.Deserialize(root, reader));
break;
case "skins":
root.Skins = reader.ReadList(() => GLTFSkin.Deserialize(root, reader));
break;
case "textures":
root.Textures = reader.ReadList(() => GLTFTexture.Deserialize(root, reader));
break;
default:
root.DefaultPropertyDeserializer(root, reader);
break;
}
}
return(root);
}