Commit 7982b169 by Digiku

Merge branch 'ogl-zfighting-fix' into 'master'

OpenGL z-fighting fix [by Azeonus] Closes #43 See merge request !395
parents 056cfe71 96cad09d
......@@ -4334,6 +4334,16 @@ static void HWR_SplitSprite(gr_vissprite_t *spr)
wallVerts[0].tow = wallVerts[1].tow = gpatch->max_t;
}
// if it has a dispoffset, push it a little towards the camera
if (spr->dispoffset) {
float co = -gr_viewcos*(0.05f*spr->dispoffset);
float si = -gr_viewsin*(0.05f*spr->dispoffset);
wallVerts[0].z = wallVerts[3].z = wallVerts[0].z+si;
wallVerts[1].z = wallVerts[2].z = wallVerts[1].z+si;
wallVerts[0].x = wallVerts[3].x = wallVerts[0].x+co;
wallVerts[1].x = wallVerts[2].x = wallVerts[1].x+co;
}
realtop = top = wallVerts[3].y;
realbot = bot = wallVerts[0].y;
towtop = wallVerts[3].tow;
......@@ -4635,6 +4645,16 @@ static void HWR_DrawSprite(gr_vissprite_t *spr)
HWR_DrawSpriteShadow(spr, gpatch, this_scale);
}
// if it has a dispoffset, push it a little towards the camera
if (spr->dispoffset) {
float co = -gr_viewcos*(0.05f*spr->dispoffset);
float si = -gr_viewsin*(0.05f*spr->dispoffset);
wallVerts[0].z = wallVerts[3].z = wallVerts[0].z+si;
wallVerts[1].z = wallVerts[2].z = wallVerts[1].z+si;
wallVerts[0].x = wallVerts[3].x = wallVerts[0].x+co;
wallVerts[1].x = wallVerts[2].x = wallVerts[1].x+co;
}
// This needs to be AFTER the shadows so that the regular sprites aren't drawn completely black.
// sprite lighting by modulating the RGB components
/// \todo coloured
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment