{"record":{"id":"024f3856a7c2cf88","repo":"stride3d/stride","slug":"the-texture-must-be-a-render-target","errorCode":null,"errorMessage":"The Texture must be a Render Target","messagePattern":"The Texture must be a Render Target","errorType":"exception","errorClass":"ArgumentException","httpStatus":null,"severity":"error","filePath":"sources/engine/Stride.Graphics/Texture.Extensions.cs","lineNumber":81,"sourceCode":"        description.Format = Texture.ComputeShaderResourceFormatFromDepthFormat(description.Format); // TODO: review this\n        if (description.Format == PixelFormat.None)\n            throw new NotSupportedException(\"This Depth-Stencil format is not supported\");\n\n        description.Flags = TextureFlags.ShaderResource;\n        return Texture.New(texture.GraphicsDevice, description);\n    }\n\n    /// <summary>\n    ///   Verifies that a given <see cref=\"Texture\"/> is a Render Target.\n    /// </summary>\n    /// <param name=\"texture\"></param>\n    /// <returns></returns>\n    /// <exception cref=\"ArgumentException\"></exception>\n    public static Texture EnsureRenderTarget(this Texture texture)\n    {\n        if (texture is not null && !texture.IsRenderTarget)\n        {\n            throw new ArgumentException(\"The Texture must be a Render Target\", nameof(texture));\n        }\n        return texture;\n    }\n\n    /// <summary>\n    ///   Creates a <see cref=\"Texture\"/> from image file data.\n    /// </summary>\n    /// <param name=\"graphicsDevice\">The graphics device in which to create the Texture.</param>\n    /// <param name=\"data\">The image file data.</param>\n    /// <returns>The created Texture.</returns>\n    public static Texture FromFileData(GraphicsDevice graphicsDevice, byte[] data)\n    {\n        Texture result;\n\n        var loadAsSRgb = graphicsDevice.ColorSpace == ColorSpace.Linear;\n\n        using (var imageStream = new MemoryStream(data))\n        {","sourceCodeStart":63,"sourceCodeEnd":99,"githubUrl":"https://github.com/stride3d/stride/blob/96fad776d210c221682aac1ccdf4c79dc046fc38/sources/engine/Stride.Graphics/Texture.Extensions.cs#L63-L99","documentation":"EnsureRenderTarget is a guard extension that verifies a Texture was created with TextureFlags.RenderTarget. Stride throws ArgumentException when a non-null texture passed in does not have IsRenderTarget set, because operations that treat the texture as a render target (binding it as output) are only valid for render-target textures.","triggerScenarios":"Calling texture.EnsureRenderTarget() on a texture created without TextureFlags.RenderTarget (e.g. a plain ShaderResource texture created via Texture.New2D without the flag, or a texture loaded from file).","commonSituations":"Creating a depth/color buffer for post-processing but forgetting the RenderTarget flag; reusing a texture loaded from disk as a render output; flag changes after upgrading Stride versions.","solutions":["Recreate the texture with TextureFlags.RenderTarget included in the flags argument.","If the texture must be both sampled and rendered to, use TextureFlags.RenderTarget | TextureFlags.ShaderResource.","If passing null is legitimate, the call already returns null; only fix non-null non-render-target textures."],"exampleFix":"// before\nvar tex = Texture.New2D(device, 512, 512, PixelFormat.R8G8B8A8_UNorm, TextureFlags.ShaderResource);\ntex.EnsureRenderTarget();\n// after\nvar tex = Texture.New2D(device, 512, 512, PixelFormat.R8G8B8A8_UNorm, TextureFlags.ShaderResource | TextureFlags.RenderTarget);\ntex.EnsureRenderTarget();","handlingStrategy":"validation","validationCode":"if (texture is { IsRenderTarget: false })\n    throw new InvalidOperationException(\"Texture must be created with TextureFlags.RenderTarget\");","typeGuard":"static bool IsRenderTarget(Texture? t) => t is { IsRenderTarget: true };","tryCatchPattern":"try { tex.EnsureRenderTarget(); }\ncatch (ArgumentException ex)\n{\n    logger.LogError(ex, \"Texture {Name} is not a render target\", tex.Name);\n    tex = RecreateAsRenderTarget(tex);\n}","preventionTips":["Always pass TextureFlags.RenderTarget when a texture will be bound as an output.","Centralize texture creation in a factory that enforces required flags.","Check IsRenderTarget in debug asserts before render-pass setup."],"tags":["graphics","stride","texture","argument-validation"],"backgroundTag":"invalid-argument-value","analyzedSha":"96fad776d210c221682aac1ccdf4c79dc046fc38","analyzedAt":"2026-09-14T02:59:31.279Z","contentChangedAt":"2026-09-14T02:59:31.279Z","schemaVersion":2},"datasetVersion":"2026-09-15T23:17:13.987Z"}