运用OpenGL ES开发iPhone 3D游戏

撰写人:环球培训教务部 发表日期:五月 11th, 2010

OpenGL ES 开发培训

课程简介:
本课程重点讲述运用OpenGL ES开发iPhone 3D应用或游戏。

预备知识:
掌握Objective-C、iPhone SDK。

课程内容:
1 Quick-Start Guide

  • Transitioning to Apple Technology
  • A Brief History of OpenGL ES
  • Choosing the Appropriate Version of OpenGL ES
  • Getting Started
  • HelloArrow with Fixed Function
  • HelloArrow with Shaders

2 Math and Metaphors

  • The Assembly Line Metaphor
  • Assembling Primitives from Vertices
  • Associating Properties with Vertices
  • The Life of a Vertex
  • The Photography Metaphor
  • Saving and Restoring Transforms with Matrix Stacks
  • Animation
  • Vector Beautification with C++
  • HelloCone with Fixed Function
  • HelloCone with Shaders

3 Vertices and Touch Points

  • Reading the Touchscreen
  • Saving Memory with Vertex Indexing
  • Boosting Performance with Vertex Buffer Objects
  • Creating a Wireframe Viewer

4 Adding Depth and Realism

  • Examining the Depth Buffer
  • Creating and Using the Depth Buffer
  • Filling the Wireframe with Triangles
  • Surface Normals
  • Lighting Up
  • Shaders Demystified
  • Adding Shaders to ModelViewer
  • Better Wireframes Using Polygon Offset
  • Loading Geometry from OBJ Files

5 Textures and Image Capture

  • Adding Textures to ModelViewer
  • Texture Coordinates Revisited
  • Fight Aliasing with Filtering
  • Texture Formats and Types
  • Texture Compression with PVRTC
  • The PowerVR SDK and Low-Precision Textures
  • Generating and Transforming OpenGL Textures with Quartz
  • Dealing with Size Constraints
  • Creating Textures with the Camera

6 Blending and Augmented Reality

  • Blending Recipe
  • Wrangle Premultiplied Alpha
  • Blending Caveats
  • Blending Extensions and Their Uses
  • Shifting Texture Color with Per-Vertex Color
  • Poor Man’s Reflection with the Stencil Buffer
  • Stencil Alternatives for Older iPhones
  • Anti-Aliasing Tricks with Offscreen FBOs
  • Rendering Anti-Aliased Lines with Textures
  • Holodeck Sample

7 Sprites and Text

  • Text Rendering 101: Drawing an FPS Counter
  • Simplify with glDrawTexOES
  • Crisper Text with Distance Fields
  • Animation with Sprite Sheets
  • Image Composition and a Taste of Multitexturing
  • Mixing OpenGL ES and UIKit
  • Rendering Confetti, Fireworks, and More: Point Sprites
  • Finale: SpringyStars

8 Advanced Lighting and Texturing

  • Texture Environments under OpenGL ES 1.1
  • Bump Mapping and DOT3 Lighting
  • Reflections with Cube Maps
  • Anisotropic Filtering: Textures on Steroids
  • Image-Processing Example: Bloom

9 Optimizing

  • Instruments
  • Understand the CPU/GPU Split
  • Vertex Submission: Above and Beyond VBOs
  • Lighting Optimizations
  • Texturing Optimizations
  • Culling and Clipping
  • Shader Performance
  • Optimizing Animation with Vertex Skinning

培训时间:
2天。

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