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Remove (redundant?) skywalls that seemed to drop performance

This commit is contained in:
fickleheart 2019-12-01 15:38:40 -06:00
parent e8d2ca1f63
commit 35a8944f88
1 changed files with 0 additions and 152 deletions
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152
src/hardware/hw_main.c
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@ -974,111 +974,6 @@ void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
worldlow = gr_backsector->floorheight;
#endif
// Sky culling
if (!gr_curline->polyseg) // Don't do it for polyobjects
{
// Sky Ceilings
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(INT32_MAX);
if (gr_frontsector->ceilingpic == skyflatnum)
{
if (gr_backsector->ceilingpic == skyflatnum)
{
// Both front and back sectors are sky, needs skywall from the frontsector's ceiling, but only if the
// backsector is lower
if ((worldhigh <= worldtop)
#ifdef ESLOPE
&& (worldhighslope <= worldtopslope)
#endif
)
{
#ifdef ESLOPE
wallVerts[0].y = FIXED_TO_FLOAT(worldhigh);
wallVerts[1].y = FIXED_TO_FLOAT(worldhighslope);
#else
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(worldhigh);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
else
{
// Only the frontsector is sky, just draw a skywall from the front ceiling
#ifdef ESLOPE
wallVerts[0].y = FIXED_TO_FLOAT(worldtop);
wallVerts[1].y = FIXED_TO_FLOAT(worldtopslope);
#else
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(worldtop);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
else if (gr_backsector->ceilingpic == skyflatnum)
{
// Only the backsector is sky, just draw a skywall from the front ceiling
#ifdef ESLOPE
wallVerts[0].y = FIXED_TO_FLOAT(worldtop);
wallVerts[1].y = FIXED_TO_FLOAT(worldtopslope);
#else
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(worldtop);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
// Sky Floors
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(INT32_MIN);
if (gr_frontsector->floorpic == skyflatnum)
{
if (gr_backsector->floorpic == skyflatnum)
{
// Both front and back sectors are sky, needs skywall from the backsector's floor, but only if the
// it's higher, also needs to check for bottomtexture as the floors don't usually move down
// when both sides are sky floors
if ((worldlow >= worldbottom)
#ifdef ESLOPE
&& (worldlowslope >= worldbottomslope)
#endif
&& !(gr_sidedef->bottomtexture))
{
#ifdef ESLOPE
wallVerts[3].y = FIXED_TO_FLOAT(worldlow);
wallVerts[2].y = FIXED_TO_FLOAT(worldlowslope);
#else
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(worldlow);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
else
{
// Only the backsector has sky, just draw a skywall from the back floor
#ifdef ESLOPE
wallVerts[3].y = FIXED_TO_FLOAT(worldbottom);
wallVerts[2].y = FIXED_TO_FLOAT(worldbottomslope);
#else
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(worldbottom);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
else if ((gr_backsector->floorpic == skyflatnum) && !(gr_sidedef->bottomtexture))
{
// Only the backsector has sky, just draw a skywall from the back floor if there's no bottomtexture
#ifdef ESLOPE
wallVerts[3].y = FIXED_TO_FLOAT(worldlow);
wallVerts[2].y = FIXED_TO_FLOAT(worldlowslope);
#else
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(worldlow);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
// hack to allow height changes in outdoor areas
// This is what gets rid of the upper textures if there should be sky
if (gr_frontsector->ceilingpic == skyflatnum &&
@ -1671,53 +1566,6 @@ void HWR_ProcessSeg(void) // Sort of like GLWall::Process in GZDoom
HWR_ProjectWall(wallVerts, &Surf, PF_Masked, lightnum, colormap);
}
}
else
{
#ifdef ESLOPE
//Set textures properly on single sided walls that are sloped
wallVerts[3].y = FIXED_TO_FLOAT(worldtop);
wallVerts[0].y = FIXED_TO_FLOAT(worldbottom);
wallVerts[2].y = FIXED_TO_FLOAT(worldtopslope);
wallVerts[1].y = FIXED_TO_FLOAT(worldbottomslope);
#else
// set top/bottom coords
wallVerts[2].y = wallVerts[3].y = FIXED_TO_FLOAT(worldtop);
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(worldbottom);
#endif
// When there's no midtexture, draw a skywall to prevent rendering behind it
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
// Single sided lines are simple for skywalls, just need to draw from the top or bottom of the sector if there's
// a sky flat
if (!gr_curline->polyseg)
{
if (gr_frontsector->ceilingpic == skyflatnum) // It's a single-sided line with sky for its sector
{
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(INT32_MAX);
#ifdef ESLOPE
wallVerts[0].y = FIXED_TO_FLOAT(worldtop);
wallVerts[1].y = FIXED_TO_FLOAT(worldtopslope);
#else
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(worldtop);
#endif
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
if (gr_frontsector->floorpic == skyflatnum)
{
#ifdef ESLOPE
wallVerts[3].y = FIXED_TO_FLOAT(worldbottom);
wallVerts[2].y = FIXED_TO_FLOAT(worldbottomslope);
#else
wallVerts[3].y = wallVerts[2].y = FIXED_TO_FLOAT(worldbottom);
#endif
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(INT32_MIN);
HWR_DrawSkyWall(wallVerts, &Surf, 0, 0);
}
}
}