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clean up the math for id skys a little. doesn't fix the sillyness, but that's 

caused by the deliberate texuture wrapping and I think gl isn't coping well
with that when the texture coords wind up getting swapped due to the wrap.
This commit is contained in:
Bill Currie 2001-11-25 07:41:17 +00:00
parent e99b422628
commit 1cdf7fa55f
1 changed files with 7 additions and 7 deletions
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14
libs/video/renderer/gl/gl_sky_clip.c
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@ -661,13 +661,13 @@ EmitSkyPolys (float speedscale, msurface_t *fa)
dir[2] *= 3; // flatten the sphere
length = DotProduct (dir, dir);
length = (6 * 63) / sqrt (length);
length = 2.95 / sqrt (length);
dir[0] *= length;
dir[1] *= length;
s = (speedscale + dir[0]) * (1.0 / 128.0);
t = (speedscale + dir[1]) * (1.0 / 128.0);
s = speedscale + dir[0];
t = speedscale + dir[1];
qfglTexCoord2f (s, t);
qfglVertex3fv (v);
@ -745,8 +745,8 @@ draw_id_sky_polys (msurface_t *sky_chain)
msurface_t *sc = sky_chain;
float speedscale;
speedscale = r_realtime * 8;
speedscale -= (int)speedscale & ~127 ;
speedscale = r_realtime / 16;
speedscale -= floor (speedscale);
qfglBindTexture (GL_TEXTURE_2D, solidskytexture);
while (sc) {
@ -757,8 +757,8 @@ draw_id_sky_polys (msurface_t *sky_chain)
if (gl_skymultipass->int_val) {
sc = sky_chain;
speedscale = r_realtime * 16;
speedscale -= (int)speedscale & ~127 ;
speedscale = r_realtime / 8;
speedscale -= floor (speedscale);
qfglBindTexture (GL_TEXTURE_2D, alphaskytexture);
while (sc) {