Chapter 8. Drawing Pixels, Bitmaps, Fonts, and Images

Chapter Objectives

After reading this chapter, you’ll be able to do the following:

• Position and draw bitmapped data

• Read pixel data (bitmaps and images) from the framebuffer into processor memory and from memory into the framebuffer

• Copy pixel data from one color buffer to another, or to another location in the same buffer

• Magnify or reduce an image as it’s written to the framebuffer

• Control pixel data formatting and perform other transformations as the data is moved to and from the framebuffer

• Perform pixel processing using the Imaging Subset

• Use buffer objects for storing pixel data

Note

Much of the functionality discussed in this chapter was deprecated in OpenGL ...

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