CHAPTER 10
Effects, Tips, and Tricks
In this chapter, we will introduce a variety of WebGL effects, tips, and tricks such as these:
- Basic image processing
- Image processing using convolution filters
- Antialiasing
- Nonphotorealistic shaders
- Framebuffers and renderbuffers
- Picking objects from the canvas
- Shadow map implementation
Effects
A wide variety of effects can be achieved through image-processing and convolution filters such as sharpening, blurring, grayscale, sepia tone, color adjustments, and edge detection.
To apply these effects, we will start by loading a texture image. Then we will alter the raw color values at each pixel in the texture ...
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