Scratchapixe 系列短文

Contents

• Introduction to Raytracing: A Simple Method for Creating 3D Images

  • How Does it Work
  • The Raytracing Algorithm in a Nutshell
  • Implementing the Raytracing Algorithm
  • Adding Reflection and Refraction
  • Writing a Basic Raytracer

• Where Do I Start? A Very Gentle Introduction to Computer Graphics Programming

  • Understanding How It Works!
  • A Gentle Introduction to Computer Graphics Programming
  • Describing Objects Populating the Virtual World
  • Creating an Image of this Virtual World
  • What Have We Learned?
  • Where Should I Start?
  • What Should I Read Next?

• Rendering an Image of a 3D Scene: an Overview

  • It All Starts with a Computer and a Computer Screen
  • And It Follows with a 3D Scene
  • An Overview of the Rendering Process: Visibility and Shading
  • Perspective Projection
  • The Visibility Problem
  • A Light Simulator
  • Light Transport
  • Shading
  • Summary and Other Considerations About Rendering

• Computing the Pixel Coordinates of a 3D Point

  • Perspective Projection
  • Mathematics of Computing the 2D Coordinates of a 3D Point

• 3D Viewing: the Pinhole Camera Model

  • How a pinhole camera works (part 1)
  • How a pinhole camera works (part 2)
  • A Virtual Pinhole Camera Model
  • Implementing a Virtual Pinhole Camera

• Rasterization: a Practical Implementation

  • An Overview of the Rasterization Algorithm
  • The Projection Stage
  • The Rasterization Stage
  • The Visibility Problem, the Depth Buffer Algorithm and Depth Interpolation
  • Perspective Correct Interpolation and Vertex Attributes
  • Rasterization: a Practical Implementation

• The Perspective and Orthographic Projection Matrix

• An Overview of the Ray-Tracing Rendering Technique

• Ray-Tracing: Generating Camera Rays

• A Minimal Ray-Tracer: Rendering Simple Shapes (Sphere, Cube, Disk, Plane, etc.)

• Ray-Tracing: Rendering a Triangle

• Introduction to Polygon Meshes

• Ray-Tracing a Polygon Mesh

• Transforming Objects using Matrices

• Introduction to Shading

• The Phong Model, Introduction to the Concepts of Shader, Reflection Models and BRDF

• Global Illumination and Path Tracing

• Introduction to Acceleration Structures

• Volume Rendering for Developers: Foundations