I'm attempting to build my project after upgrading to XCode 16 and am having trouble getting it to compile. When I attempt to build the project I get an error: air-lld:1:1 symbol(s) not found for t...

How would I go about getting a random number in a Metal shader? I searched for "random" in The Metal Shading Language Specification, but found nothing.

I find it lately almost impossible to capture a Metal Frame. This is so for my own Apps (all iOS Apps) as well as for sample Metal macOS and Metal iOS Apps downloaded freshly from Apple website (ht...

I'm building a macOS app via Xcode. Every time I build, I get the log output: Metal API Validation Enabled To my knowledge my app is not using any Metal features. I'm not using hardware-accele...

I am currently working on live filters using Metal. After defining my CIImage I render the image to a MTLTexture. Below is my rendering code. context is a CIContext backed by Metal; targetTexture ...

I added a sample code if someone want's to try fixing it: https://www.dropbox.com/s/6t6neo40qjganra/To%20be%20fixed.zip?dl=1 Im making an AR app using Vuforia SDK. Their sample code contains video...

I'm interested in moving away from Xcode and manually compiling Metal shaders in a project for a mixed-language application. I have no idea how to do this, though. Xcode hides the details of shade...

I have SpriteKit nodes on which I apply Core Image filters using SKEffectNode. The sprites are images added by the user on the scene, and can be of any size. Some of the filters change the size of ...

To avoid writing to a constant buffer from both the gpu and cpu at the same time, Apple recommends using a triple-buffered system with the help of a semaphore to prevent the cpu getting too far ahe...

I'm stuck with SwiftUI and Metal up to the point of being about to give up. I got this example from https://developer.apple.com/forums/thread/119112?answerId=654964022#654964022 : import MetalKit s...

I'm new to Swift and Mac development and I'm trying to make a framework (only macOS) that can open a Metal window. I use Xcode Version 11.3.1 on macOS version 10.15.2. I started from the examples ...

In Metal on iOS the default colorPixelFormat is bgra8Unorm. When I change format to rgba16Float all imagery brightens. Why? An example: Artwork MTKView with format bgra8Unorm. Texture-mapped ...

I have installed Tensorflow and Metal plugin by using pip on Mac Mini 2020 M1, $ pip3 install tensorflow-macos tensorflow-metal $ pip3 uninstall numpy # related to https://mcmap.net/q/117600/-value...

I have a kernel that outputs a texture, and it is a valid MTLTexture object. I want to save it to a png file in the working directory of my project. How should this be done? The texture format is ...

In GLSL, I would simply use out vec3 array[10];, to pass an array from the vertex shader to the fragment shader. In Metal, however, I thought to do it this way: struct FragmentIn { float4 positio...

I tried: let scale = UIScreen.mainScreen().scale UIGraphicsBeginImageContextWithOptions(metalLayer.bounds.size, false, scale) // metalLayer.renderInContext(UIGraphicsGetCurrentContext()!) // se...

I have a MTLTexture containing 16bit unsigned integers (MTLPixelFormatR16Uint). The values range from about 7000 to 20000, with 0 being used as a 'nodata' value, which is why it is skipped in the c...

The image below shows a rotated box that should be moved horizontally on the X and Z axes. Y should stay unaffected to simplify the scenario. The box could also be the SCNNode of the camera, so I g...

I've been trying to get into ML and I wanted to follow a course on it but it requires Tensorflow and I've been trying to get that working on my system. I have the 2021 14" 16GB Macbook Pro wit...

I am trying to load a pre-trained weight to mps GPU device of Apple M1. To reproduce the issue minimally, I can run this: torch.load('yolov7_training.pt', map_location='mps') which produces the fo...

These are the two the blend-mode i used in OpenGL what is the conversion to the metal in IOS glEnable(GL_BLEND); glBlendFuncSeparate(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA,GL_ONE,GL_ONE_MINUS_SRC_A...

I want to see programmatically how much GPU time a part of my application consumes on macOS and iOS. On OpenGL and D3D I can use GPU timer query objects. I searched and couldn't find anything simil...

here is the error: Undefined symbol(s) for architecture 'air64':_Z6dnoiseDv2_fPU9MTLdeviceKi', referenced from:_Z9curlNoiseDv2_fhffPU9MTLdeviceKi in nxNoise.air air-lld: error: symbol(s) not found ...

I am trying to draw (and frequently update) a Polyline with the iOS Metal framework and Swift 4 / iOS 11 / XCode 9. For the final project I want to be able to "draw" a line with my finger, capturin...

Is there any public document that clearly states CoreML's strategy for GPU device placement when running inference models on macOS? How does it decide if it should run on integrated, discrete or CP...