Machine learning, computer graphics and tools.https://pkowalski.com/enhttps://pkowalski.com/reconstructing-shader-inputs-with-slangpy-and-pytorch/https://pkowalski.com/reconstructing-shader-inputs-with-slangpy-and-pytorch/Shaders define visual effects by transforming inputs into rendered outputs. But what if we could reverse that process—recover shader inputs directly from the final image? Or adjust…Tue, 27 May 2025 12:00:00 GMThttps://pkowalski.com/training-gpt-2-to-win-connect-four-game/https://pkowalski.com/training-gpt-2-to-win-connect-four-game/I wanted to learn training GPT-2 as it is a powerful model. For simplicity, I chose Connect Four. This project serves as a basic example, with future plans for more complex…Wed, 26 Jun 2024 12:00:00 GMThttps://pkowalski.com/trying-to-generate-3d-variations-of-2d-reference-and-control-features-of-output/https://pkowalski.com/trying-to-generate-3d-variations-of-2d-reference-and-control-features-of-output/In this article, I explore the capability to generate 3D assets based on 2D reference images. The control over the final results is crucial, particularly when the need arises for exact…Thu, 21 Mar 2024 12:00:00 GMThttps://pkowalski.com/fast-comparison-of-stable-zero123-and-triposr/https://pkowalski.com/fast-comparison-of-stable-zero123-and-triposr/In the previous posts, I explored the results of Stable Zero 123, a tool that can generate 3D models from a single image. Recently, Tripo AI and Stability AI released TripoSR, an…Tue, 05 Mar 2024 12:00:00 GMThttps://pkowalski.com/huggingface-space-with-stable-zero123/https://pkowalski.com/huggingface-space-with-stable-zero123/I created a simple Hugging Space space with demo of Stable-Zero123 https://huggingface.co/spaces/p4vv37/Stable-zero123Fri, 01 Mar 2024 12:00:00 GMThttps://pkowalski.com/how-to-troubleshoot-and-solve-crashes-in-3d-object-generation-with-stable123/https://pkowalski.com/how-to-troubleshoot-and-solve-crashes-in-3d-object-generation-with-stable123/While generating assets, I encountered some crashes and failures. In this post, I will share how I debugged and solved some of these issues. First, I wrote a Python script that…Thu, 29 Feb 2024 12:00:00 GMThttps://pkowalski.com/checking-results-of-text-concept-art-3d-assets-pipeline-with-sdxl-and-stable-zero123/https://pkowalski.com/checking-results-of-text-concept-art-3d-assets-pipeline-with-sdxl-and-stable-zero123/Preparation Creating a complete scene from scratch should be a nice way to check the limitations of this technology. I'm starting with the generation of concept art for some assets…Thu, 22 Feb 2024 12:00:00 GMThttps://pkowalski.com/generating-mesh-texture-from-results-of-stable-zero123/https://pkowalski.com/generating-mesh-texture-from-results-of-stable-zero123/In the previous post, I explored how to improve the results of generating 3D objects with zero-1-to-3, a technique that allows us to control the shape and appearance of the objects.…Sun, 11 Feb 2024 12:00:00 GMThttps://pkowalski.com/improving-results-of-stable-zero123/https://pkowalski.com/improving-results-of-stable-zero123/In this post, I'm going to iterate on the promising results from my previous post . Let's start with understanding the method better. How does it work? In short, the method is based on…Mon, 05 Feb 2024 12:00:00 GMThttps://pkowalski.com/image-text-prompts/https://pkowalski.com/image-text-prompts/Introduction In this post, I will continue my previous exploration of 3D content generation methods available in threestudio, a powerful and versatile framework for 3D content…Mon, 29 Jan 2024 12:00:00 GMThttps://pkowalski.com/3d-content-creation-from-text-prompts/https://pkowalski.com/3d-content-creation-from-text-prompts/Introduction Text-to-3D generation is an exciting and challenging task that aims to synthesize realistic and diverse 3D objects from natural language descriptions. Recently, there have…Tue, 23 Jan 2024 12:00:00 GMThttps://pkowalski.com/stable-diffusion-texture-generator-for-blender/https://pkowalski.com/stable-diffusion-texture-generator-for-blender/https://github.com/p4vv37/SDTG4BThu, 07 Dec 2023 12:00:00 GMThttps://pkowalski.com/3d-objects-recognition-by-dnn-and-cnn/https://pkowalski.com/3d-objects-recognition-by-dnn-and-cnn/Simple Deep neural networks and Convolutional Neural Networks used to recognize deformed 3D objects generated with Houdini. Sources Details Few different representations of objects…Mon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/generation-of-simplified-representations-of-the-city-characters-and-vehicles-for-cyberpunk-2077-2/https://pkowalski.com/generation-of-simplified-representations-of-the-city-characters-and-vehicles-for-cyberpunk-2077-2/Mon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/kuwahara-filter-anisotropic-kuwahara-filter-implementation/https://pkowalski.com/kuwahara-filter-anisotropic-kuwahara-filter-implementation/ShaderToy implementations of Kuwahara filters Kuwahara filter anisotropic Kuwahara filter Based on Acerola codeMon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/more-on-uconeni-twitter/https://pkowalski.com/more-on-uconeni-twitter/Mon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/water-surface-simulation-with-tensorflow-and-ue4/https://pkowalski.com/water-surface-simulation-with-tensorflow-and-ue4/TensorFlow model used to generate a water surface around a moving obstacle in an Unreal Engine 4. Part of thesis PL Part of thesis EN Thesis PL Repository:…Mon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/window-blinds-creator-pymel/https://pkowalski.com/window-blinds-creator-pymel/PyMel script, that creates simple, randomized blinds for windows. http://pkowalski.com/pkm3d/blindsCreator.pyMon, 13 Nov 2023 12:00:00 GMThttps://pkowalski.com/paper-plane-flight-simulation-by-rnn/https://pkowalski.com/paper-plane-flight-simulation-by-rnn/In Browser demo Simple physics simulation: Recurrent Neural Network predicts a flight of a plane and takes a blowing wind int an account. There are 3 versions of the network that…Tue, 21 Mar 2023 12:00:00 GMThttps://pkowalski.com/canvasstorystudio-pl/https://pkowalski.com/canvasstorystudio-pl/Technology behind CS-Studio.plSat, 13 Nov 2021 12:00:00 GMThttps://pkowalski.com/flowers-images-generated-by-vae-and-gan/https://pkowalski.com/flowers-images-generated-by-vae-and-gan/Sources Details In-Browser d emo Flowers images generated by VAE (variational autoencoder) and GAN (generative adversarial network)Sat, 13 Nov 2021 12:00:00 GMThttps://pkowalski.com/python-api-in-3d-computer-graphics-software-examplary-scripts/https://pkowalski.com/python-api-in-3d-computer-graphics-software-examplary-scripts/Python API in 3D computer graphics software: examplary scripts Code on GitHub Example of Python scripts for Autodesk 3D Studio Max, Autodesk Maya and Blender. Those scripts use Python…Sat, 13 Nov 2021 12:00:00 GMThttps://pkowalski.com/image-recognition-by-dnn-and-cnn/https://pkowalski.com/image-recognition-by-dnn-and-cnn/Simple Deep neural networks and Convolutional Neural Networks used to recognise 2D images of deformed objects generated with Houdini. Sources DetailsSat, 21 Mar 2020 12:00:00 GMThttps://pkowalski.com/konstal-105-na/https://pkowalski.com/konstal-105-na/Mon, 13 Nov 2017 12:00:00 GMThttps://pkowalski.com/step-by-step-disassembly-of-bmo-2016/https://pkowalski.com/step-by-step-disassembly-of-bmo-2016/It's a step-by-step disassembly of BMO - Adventure time character. It's based on "Be more" (episode 28, season 5). Created in Modo, post production in NukeX. I've also created two…Mon, 13 Nov 2017 12:00:00 GMThttps://pkowalski.com/a-project-of-3d-printer/https://pkowalski.com/a-project-of-3d-printer/Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/daily-work-2016/https://pkowalski.com/daily-work-2016/Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/guitar/https://pkowalski.com/guitar/Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/robotic-arm-made-just-for-fun/https://pkowalski.com/robotic-arm-made-just-for-fun/Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/rolex-daytona/https://pkowalski.com/rolex-daytona/Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/sennheiser-mm-550-x-travel-headphones/https://pkowalski.com/sennheiser-mm-550-x-travel-headphones/Created in modo and modo internal renderer: http://www.turbosquid.com/FullPreview/Index.cfm/ID/948761Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/surprised-alien-2016/https://pkowalski.com/surprised-alien-2016/Fast work, created in Modo.Sun, 13 Nov 2016 12:00:00 GMThttps://pkowalski.com/step-by-step-disassembly-of-bmo/https://pkowalski.com/step-by-step-disassembly-of-bmo/It's a step-by-step disassembly of BMO - Adventure time character. It's based on "Be more" (episode 28, season 5). Created in Modo, post production in NukeX. I've also created two…Sun, 17 Apr 2016 12:00:00 GMThttps://pkowalski.com/dragon-unfinished-files-were-lost-due-to-hd-failure/https://pkowalski.com/dragon-unfinished-files-were-lost-due-to-hd-failure/Fri, 13 Nov 2015 12:00:00 GMThttps://pkowalski.com/bicycle-model/https://pkowalski.com/bicycle-model/Thu, 13 Nov 2014 12:00:00 GMThttps://pkowalski.com/pykwant-presentation-of-bb84-quantum-cryptography/https://pkowalski.com/pykwant-presentation-of-bb84-quantum-cryptography/Thu, 13 Nov 2014 12:00:00 GMT