A physical point in an image or the smallest addressable element in a display device.

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4
votes
3answers
641 views

C++ Efficient Pixel Management for Non-Polygon Graphics Engine

So I've been looking for a way to efficiently manage the pixels on a screen, but so far all I've found is along the lines of SetPixel() in windows (painfully slow), and drawing a rectangle 1px X 1px ...
0
votes
1answer
192 views

XNA - Debugging/Testing Individual Sprites and Pixel Collision

I ran through the first training on XNA where you make a shooter game. They did some thing that I would not do and I want to use their starting point to learn more things. I want to try better ...
2
votes
2answers
195 views

How to do reflective collisions with particles hitting background tiles?

In my 2d pixel old-school platformer, I'm looking for methods for bouncing particles off of background tiles. Particles aren't affected by gravity and collisions are "reflective". By that I mean a ...
4
votes
3answers
2k views

Optimum Screen Resolutions [closed]

Most PC games nowadays obviously come with the standard option to change the game's resolution from between 640x480 to 1920x1080 on average, depending on your monitor and whether or not you are ...
1
vote
2answers
405 views

Why is the pixel so popular as the metric unit of a game?

I keep seeing everywhere people using pixels for resolving collisions, angles, distances. I wonder if using the pixel as the metric unit for a game is a good solution, first because you're tying your ...
20
votes
3answers
1k views

How does one avoid the “staircase effect” in pixel art motion?

I am rendering sprites at exact pixel coordinates to avoid the blurring effect caused by antialiasing (the sprites are pixel-art and would look awful if filtered). However, since the movement of the ...