Technical on T Fonghttp://www.tzfong.com/technical/Recent content in Technical on T FongHugo -- gohugo.ioentfong@seas.upenn.edu (T Fong)tfong@seas.upenn.edu (T Fong)© 2026 T FongSun, 28 Jun 2026 00:00:00 +0000Tsuki Engine: Vulkan-CUDA Interop Render Enginehttp://www.tzfong.com/technical/vulkan-cuda-pathtracer/Sun, 28 Jun 2026 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/vulkan-cuda-pathtracer/A Vulkan-CUDA interop render engine with a real-time Vulkan viewport and a pathtraced CUDA view, with support for glTF files and physically-based materialsPhysically-Based Deferred Rendererhttp://www.tzfong.com/technical/pbr_deferred_renderer/Wed, 15 Apr 2026 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/pbr_deferred_renderer/A physically-based deferred renderer in OpenGL and GLSL, with diffuse and glossy convolution for environment map reflections on materials with roughness and metallic factors, and deferred rendering for screen space reflectionsOpenGL Monte Carlo Pathtracerhttp://www.tzfong.com/technical/opengl_pathtracer/Sat, 14 Mar 2026 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/opengl_pathtracer/An OpenGL GLSL Monte Carlo Pathtracer featuring diffuse and specular reflective and transmissive materials, compound BSDFs (e.g. glass), multiple importance sampling (MIS), and depth of field via thin lens approximation.Mini-Minecrafthttp://www.tzfong.com/technical/mini_minecraft/Mon, 08 Dec 2025 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/mini_minecraft/Minecraft clone made in C++, OpenGL, GLSLMesh Editorhttp://www.tzfong.com/technical/mesh_editor/Fri, 31 Oct 2025 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/mesh_editor/A C++ OpenGL mini mesh-editor implementing the half-edge data structure representation of meshes, with Catmull-Clark subdivision.Shader Viewerhttp://www.tzfong.com/technical/shader_viewer/Fri, 17 Oct 2025 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/shader_viewer/A vertex and fragment shader viewer implementing various materials and post processing effects.Curve Editorhttp://www.tzfong.com/technical/curve_editor/Wed, 01 Oct 2025 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/curve_editor/A Curve Editor implementing key interpolation via Bezier curves, Catmull-Rom splines, Hermite splines, and rotational interpolation via quaternion Catmull-Rom splines.CPU Rasterizerhttp://www.tzfong.com/technical/cpu_rasterizer/Fri, 26 Sep 2025 00:00:00 +0000tfong@seas.upenn.edu (T Fong)http://www.tzfong.com/technical/cpu_rasterizer/A C++ CPU Rasterizer with Lambertian reflections, wireframe rendering, and FSAA.