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Fix sprite clipping and some blocking walls being rendered around slopes

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This commit is contained in:
RedEnchilada 2015-04-30 00:38:51 -05:00
parent 02d63aa011
commit 234f734fe5
2 changed files with 102 additions and 60 deletions
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5
src/r_bsp.c
View file

@ -459,6 +459,11 @@ static void R_AddLine(seg_t *line)
doorclosed = 0; doorclosed = 0;
// Closed door. // Closed door.
#ifdef ESLOPE
// Just don't bother checking this if one side is sloped. This is probably inefficient, but it's better than
// random renderer stopping around slopes...
if (!(frontsector->f_slope || frontsector->c_slope || backsector->f_slope || backsector->c_slope))
#endif
if (backsector->ceilingheight <= frontsector->floorheight if (backsector->ceilingheight <= frontsector->floorheight
|| backsector->floorheight >= frontsector->ceilingheight) || backsector->floorheight >= frontsector->ceilingheight)
{ {

157
src/r_segs.c
View file

@ -1659,64 +1659,6 @@ void R_StoreWallRange(INT32 start, INT32 stop)
else else
{ {
// two sided line // two sided line
ds_p->sprtopclip = ds_p->sprbottomclip = NULL;
ds_p->silhouette = 0;
if (frontsector->floorheight > backsector->floorheight)
{
ds_p->silhouette = SIL_BOTTOM;
ds_p->bsilheight = frontsector->floorheight;
}
else if (backsector->floorheight > viewz)
{
ds_p->silhouette = SIL_BOTTOM;
ds_p->bsilheight = INT32_MAX;
// ds_p->sprbottomclip = negonearray;
}
if (frontsector->ceilingheight < backsector->ceilingheight)
{
ds_p->silhouette |= SIL_TOP;
ds_p->tsilheight = frontsector->ceilingheight;
}
else if (backsector->ceilingheight < viewz)
{
ds_p->silhouette |= SIL_TOP;
ds_p->tsilheight = INT32_MIN;
// ds_p->sprtopclip = screenheightarray;
}
if (backsector->ceilingheight <= frontsector->floorheight)
{
ds_p->sprbottomclip = negonearray;
ds_p->bsilheight = INT32_MAX;
ds_p->silhouette |= SIL_BOTTOM;
}
if (backsector->floorheight >= frontsector->ceilingheight)
{
ds_p->sprtopclip = screenheightarray;
ds_p->tsilheight = INT32_MIN;
ds_p->silhouette |= SIL_TOP;
}
//SoM: 3/25/2000: This code fixes an automap bug that didn't check
// frontsector->ceiling and backsector->floor to see if a door was closed.
// Without the following code, sprites get displayed behind closed doors.
{
if (doorclosed || backsector->ceilingheight <= frontsector->floorheight)
{
ds_p->sprbottomclip = negonearray;
ds_p->bsilheight = INT32_MAX;
ds_p->silhouette |= SIL_BOTTOM;
}
if (doorclosed || backsector->floorheight >= frontsector->ceilingheight)
{ // killough 1/17/98, 2/8/98
ds_p->sprtopclip = screenheightarray;
ds_p->tsilheight = INT32_MIN;
ds_p->silhouette |= SIL_TOP;
}
}
#ifdef ESLOPE #ifdef ESLOPE
if (backsector->c_slope) { if (backsector->c_slope) {
@ -1754,6 +1696,101 @@ void R_StoreWallRange(INT32 start, INT32 stop)
worldtop = worldhigh; worldtop = worldhigh;
} }
ds_p->sprtopclip = ds_p->sprbottomclip = NULL;
ds_p->silhouette = 0;
if (
#ifdef ESLOPE
worldbottomslope > worldlowslope ||
#endif
worldbottom > worldlow)
{
ds_p->silhouette = SIL_BOTTOM;
#ifdef ESLOPE
ds_p->bsilheight = (frontsector->f_slope ? INT32_MAX : frontsector->floorheight);
#else
ds_p->bsilheight = frontsector->floorheight;
#endif
}
#ifdef ESLOPE
else if ((backsector->f_slope ? P_GetZAt(backsector->f_slope, viewx, viewy) : backsector->floorheight) > viewz)
#else
else if (backsector->floorheight > viewz)
#endif
{
ds_p->silhouette = SIL_BOTTOM;
ds_p->bsilheight = INT32_MAX;
// ds_p->sprbottomclip = negonearray;
}
if (
#ifdef ESLOPE
worldtopslope < worldhighslope ||
#endif
worldtop < worldhigh)
{
ds_p->silhouette |= SIL_TOP;
#ifdef ESLOPE
ds_p->tsilheight = (frontsector->c_slope ? INT32_MIN : frontsector->ceilingheight);
#else
ds_p->tsilheight = frontsector->ceilingheight;
#endif
}
#ifdef ESLOPE
else if ((backsector->c_slope ? P_GetZAt(backsector->c_slope, viewx, viewy) : backsector->ceilingheight) < viewz)
#else
else if (backsector->ceilingheight < viewz)
#endif
{
ds_p->silhouette |= SIL_TOP;
ds_p->tsilheight = INT32_MIN;
// ds_p->sprtopclip = screenheightarray;
}
#ifdef ESLOPE
if (worldhigh <= worldbottom && worldhighslope <= worldbottomslope)
#else
if (worldhigh <= worldbottom)
#endif
{
ds_p->sprbottomclip = negonearray;
ds_p->bsilheight = INT32_MAX;
ds_p->silhouette |= SIL_BOTTOM;
}
#ifdef ESLOPE
if (worldlow >= worldtop && worldlowslope >= worldtopslope)
#else
if (worldlow >= worldtop)
#endif
{
ds_p->sprtopclip = screenheightarray;
ds_p->tsilheight = INT32_MIN;
ds_p->silhouette |= SIL_TOP;
}
#ifdef ESLOPE
// This causes issues with slopes.
if (!(frontsector->f_slope || frontsector->c_slope || backsector->f_slope || backsector->c_slope))
#endif
//SoM: 3/25/2000: This code fixes an automap bug that didn't check
// frontsector->ceiling and backsector->floor to see if a door was closed.
// Without the following code, sprites get displayed behind closed doors.
{
if (doorclosed || backsector->ceilingheight <= frontsector->floorheight)
{
ds_p->sprbottomclip = negonearray;
ds_p->bsilheight = INT32_MAX;
ds_p->silhouette |= SIL_BOTTOM;
}
if (doorclosed || backsector->floorheight >= frontsector->ceilingheight)
{ // killough 1/17/98, 2/8/98
ds_p->sprtopclip = screenheightarray;
ds_p->tsilheight = INT32_MIN;
ds_p->silhouette |= SIL_TOP;
}
}
if (worldlow != worldbottom if (worldlow != worldbottom
#ifdef ESLOPE #ifdef ESLOPE
|| worldlowslope != worldbottomslope || worldlowslope != worldbottomslope
@ -1816,7 +1853,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
// check TOP TEXTURE // check TOP TEXTURE
if (worldhigh < worldtop if (worldhigh < worldtop
#ifdef ESLOPE #ifdef ESLOPE
|| worldhighslope < worldtopslope /*-(FRACUNIT>>8)*/|| worldhighslope < worldtopslope/*-(FRACUNIT>>8)*/
#endif #endif
) )
{ {
@ -1863,7 +1900,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
// check BOTTOM TEXTURE // check BOTTOM TEXTURE
if (worldlow > worldbottom if (worldlow > worldbottom
#ifdef ESLOPE #ifdef ESLOPE
|| worldlowslope > worldbottomslope /*+(FRACUNIT>>8)*/ || worldlowslope > worldbottomslope/*+(FRACUNIT>>8)*/ // The leeway works around a weird rendering bug with slopes...
#endif #endif
) //seulement si VISIBLE!!! ) //seulement si VISIBLE!!!
{ {