Commit graph

5 commits

Author SHA1 Message Date
Bill Currie
7d8b0f96d6 Correct the fog distance calculations.
It turns out the pixel's z coord is correctly obtailed by
gl_FragCoord.z/gl_FragCoord.w.
2012-07-17 19:10:10 +09:00
Bill Currie
c4309e7abc Correct the fog blend calculation for transparency.
The incoming pixel's alpha should not be affected by fog. This fixes the
ugly square smoke particles in foggy maps.
2012-07-17 19:08:36 +09:00
Bill Currie
731236ee07 Implement global fog.
Sprites and particles don't seem to be getting fogged correctly, but bsp
and alias models are working.
2012-01-29 10:27:28 +09:00
Bill Currie
6e2d625d36 Load the skybox faces into the correct cubemap slots.
Quake and GL are rotated relative to each other, so care must be taken
when loading and rendering.
2012-01-12 15:13:19 +09:00
Bill Currie
a66fcb8448 Implement skyboxes.
The texture assignments are incorrect, but it's otherwise working.
2012-01-12 11:05:34 +09:00