9.5. Blending Explained
If you have experience working with graphics, you may have heard some terms related to blending. Blending, alpha blending, and color blending are a few of these. In general, blending refers to mixing or combining two colors: a source color and a background color. The resulting blended color is used to draw graphics shapes, lines, and curves.
In this chapter blending is divided into three categories: color blending, alpha blending, and mixed blending. Color blending, which produces what are known as color gradients, involves drawing and filling graphics shapes, lines, and curves starting with a color at one end and finishing with another color at the other end. Figure 9.26 shows a good example of color blending.
Figure ...
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