Optimizing your game's performance
Games belong to a class of real-time software. This means that they are not only expected to produce the correct result, but they must also complete this within a fixed time window. In general, game developers...
Using dual texture effects
Dual texture is very useful when you want to map two textures onto a model. The Windows Phone 7 XNA built-in DualTextureEffect samples the pixel color from two texture images. That is why it is called...
As you’ve learned in this chapter, the built-in pop-up flash on the 60D is a nice addition to the camera, and it can be useful, but as far as quality of light goes, it’s average. I don’t use this...
The 60D has two flash synchronization modes: first curtain and second curtain. The term curtain relates to the opening and closing of the shutter—the first curtain refers to when the shutter is being opened, and the second curtain describes...
When photographing people with an on-camera flash, one thing that we’ve all seen and would like to avoid is red-eye. This effect is the result of the light from the flash entering the pupil and then reflecting back as...
Sometimes your flash will be too bright or too dark for your subject. While the E-TTL system is highly advanced and will get the flash’s output close to where it should be, it doesn’t always know what you want...
There are going to be times when you have to turn to your camera’s built-in flash to get the shot. The pop-up flash on the 60D is not extremely powerful, but with the camera’s advanced metering system, it does...
Sometimes you’ll want to shoot in low light and use a long exposure, such as when photographing fireworks, star trails, or streaks of light coming from cars on the street. The first thing you’ll need in order to capture...
When you are taking photos in low-light situations, you will find that the camera’s autofocus doesn’t always work. But before you can properly and consistently find focus in these instances, you need to understand how your camera’s focusing system...
Many of today’s Canon lenses come with a feature called image stabilization (IS). If you happen to have one of these lenses, you have a little extra help keeping your lens stable while doing any type of handheld photography....
