646 B
646 B
| title | date | draft | summary | tags | |
|---|---|---|---|---|---|
| Drawing simple cubes | 2023-06-10 | true | When working on my engine, I wanted to clean up my debug gizmos a bit. The first thing to tackle is drawing bounding boxes! |
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If you are writing graphical tools, one of the most common shapes you draw is boxes. They can represent areas (like the affected area of an environment capture) or a box collision.
One common problem that I run into, is dealing with these diagonals:
Of course this is natural due to the way that GPUs work, they work in triangles and when drawing the wireframe of a cube doesn't just draw the edges but everything in-between: