public static RenderTexture Copy(this RenderTexture texture)
{
var renderTexture = TextureUtility.CreateRenderTexture(texture.width, texture.height);
new ComputeCopy(texture, renderTexture).Execute();
return(renderTexture);
}
protected void Cache()
{
Debug.Log(new StackTrace().ToString());
try
{
if (Directory.Exists(Metadata.ResourceCacheDirectory))
{
Directory.Delete(Metadata.ResourceCacheDirectory, true);
}
Directory.CreateDirectory(Metadata.ResourceCacheDirectory);
var metadataJson = JsonConvert.SerializeObject(Metadata, Formatting.Indented);
var metadataPath = Path.Combine(Metadata.ResourceCacheDirectory, "metadata.json");
File.WriteAllText(metadataPath, metadataJson);
var thumbnailPath = Path.Combine(Metadata.ResourceCacheDirectory, "thumbnail." + Metadata.TextureExtensionString);
TextureUtility.SaveTexture2DToDisk(thumbnailPath, Thumbnail);
CacheResourceSpecific();
}
catch (Exception e)
{
Debug.LogError(e.Message);
}
}
public override RenderTexture Execute()
{
var renderTexture = TextureUtility.CreateRenderTexture(resolution);
shader.SetTexture(ShaderFunctionID, "Result", renderTexture);
DispatchShader(renderTexture.width, renderTexture.height);
return(renderTexture);
}
public override RenderTexture Execute()
{
var result = TextureUtility.CreateRenderTexture(adjustedTextureSize);
shader.SetTexture(ShaderFunctionID, "Result", result);
DispatchShader(adjustedTextureSize.x, adjustedTextureSize.y);
return(result);
}
private Texture2D LoadTextureFromCache()
{
var texturePath = Path.Combine(Metadata.ResourceCacheDirectory, "texture." + Metadata.TextureExtensionString);
TextureUtility.TryLoadTexture2DFromDisk(texturePath, out var texture);
if (texture == null)
{
NotifyFatalError();
}
return(texture);
}
private Texture2D LoadOrGenerateThumbnail()
{
var thumbnailTexturePath = Path.Combine(Metadata.ResourceCacheDirectory, "thumbnail." + Metadata.TextureExtension);
TextureUtility.TryLoadTexture2DFromDisk(thumbnailTexturePath, out var thumbnail);
if (thumbnail == null)
{
return(GenerateThumbnail());
}
return(thumbnail);
}
public ProviderTexture(ApplicationContext context, TextureProvider provider)
{
Assert.ArgumentNotNull(context, nameof(context));
Assert.ArgumentNotNull(provider, nameof(provider));
Assert.ArgumentTrue(ReferenceEquals(provider.resolution, context.TextureResolution), $"{nameof (provider)}.resolution is not {nameof (context)}.TextureResolution");
Context = context;
this.provider = provider;
RenderTexture = TextureUtility.CreateRenderTexture(context.TextureResolution.AsVector);
provider.Changed += (s, e) => RenderTexture = provider.Texture;
}
private ResourceImportResult ImportResource_Internal(string path)
{
if (string.IsNullOrEmpty(path))
{
return(new ResourceImportResult(false, "Path is null or emptry"));
}
if (!Path.HasExtension(path))
{
return(new ResourceImportResult(false, $"Path({path}) does not has any extension"));
}
if (!File.Exists(path))
{
return(new ResourceImportResult(false, $"File at ({path}) does not exists"));
}
try
{
var extension = Path.GetExtension(path);
var name = Path.GetFileNameWithoutExtension(path);
if (extension == ".png" || extension == ".jpeg" || extension == ".jpg" || extension == ".tga")
{
var texture = TextureUtility.LoadTexture2DFromDisk(path);
if (texture.width != texture.height)
{
var result = new ResourceImportResult(false, $"Texture({path}) is not square ({texture.width}, {texture.height})");
GameObject.DestroyImmediate(texture);
return(result);
}
if (!Mathf.IsPowerOfTwo(texture.width))
{
var result = new ResourceImportResult(false, $"Texture({path}) has not power of 2 size ({texture.width}, {texture.height})");
GameObject.DestroyImmediate(texture);
return(result);
}
var textureMinSize = 256;
if (texture.width < textureMinSize)
{
var result = new ResourceImportResult(false, $"Texture({path}) is too small({texture.width}, {texture.height})). Min size is {textureMinSize}");
GameObject.DestroyImmediate(texture);
return(result);
}
var metadata = new ResourceMetadata(Context, name, Context.CacheTextureResolution, ResourceType.Texture2D);
var resource = Texture2DResource.New(metadata, texture);
return(new ResourceImportResult(true, "", resource));
}
else
{
return(new ResourceImportResult(false, $"Extension {extension} is not supported."));
}
}
catch (Exception e)
{
return(new ResourceImportResult(false, "An exception was thrown when importing a resource! " + e.Message));
}
}
protected override void CacheResourceSpecific()
{
var texturePath = Path.Combine(Metadata.ResourceCacheDirectory, "texture." + Metadata.TextureExtension);
TextureUtility.SaveTexture2DToDisk(texturePath, texture);
}