ASTC (Adaptive Scalable Texture Compression)
Adaptive scalable texture compression (ASTC) is a lossy block-based texture compression algorithm developed by Jørn Nystad et al. of ARM Ltd. and AMD. Full details of ASTC were …
OpenGL
Environment Mapping
What I would like is to put this scene into some environment. So one way to do that is just containing this whole scene inside …
Textures
Texture Filtering An observation is that the coefficient of c0, c1, c2 and c3 are the opposite square area. Texture Units Texture Unit in GPU …
Lights and Shading
Shading n – surface normal The same beam of light was illuminating some area on that surface, now it is illuminating and spread over a …
GPU Pipeline
GPU Pipeline Fixed Function Pipeline — OLD Programmable Pipeline Tessellation Shader and Geometry Shader are optional. Fragment Shader The job of the fragment shader is …
Rendering Algorithms
What are we trying to do with rendering algorithms? So the goal is that I have this screen and I would like to create some …
Anti-aliasing
Aliasing Aliasing is visual imperfections in a rendering resulting from the fact that we are rendering not at an infinite resolution but at some finite …
Discrete a Frame from a simple Unity 3D scene
Scene A floor, two opaque boxes, one transparent box, a skybox and a directional light. Frame Capture Tool RenderDoc v1.27. Scene Overview Draw Actions Overview …
Scene Render Sequence
Simple Scene The simple scene composes of a skybox and a box. 1) When depth test is enabled, draw Box, and then Skybox, the scene …
Deferred Rendering GBuffer Visualization
learnopengl.com – Deferred-Shading chapter, GBuffer visualization. GBuffer – Position Use glBlitFramebuffer to copy color buffer to the default framebuffer, so that the color information could …