The vast majority of visual effects you see in games today depend on the clever use of lighting and shadows -- without them, games would be dull and lifeless. In this fourth part of our deep look at 3D game rendering, we'll focus on what happens to a 3D world alongside processing vertices and applying textures. It once again involves a lot of math and a sound grasp of the fundamentals of optics.
You've just bought a new gaming desktop, or a laptop for the office. Maybe you've upgraded your PC with a new CPU and motherboard. You might be into overclocking. But do you know exactly what you've got? How well is that PC actually working? We've compiled a list of 20 programs that are great for analyzing or benchmarking your devices.