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Fix FOF slope rendering in ogl 

should work as well as software if not better now
This commit is contained in:
yellowtd 2016-01-25 00:57:53 -05:00 committed by RedEnchilada
parent 52ae3f2875
commit e6235d4d6b
1 changed files with 92 additions and 15 deletions
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107
src/hardware/hw_main.c
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@ -1363,6 +1363,9 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
float cliplow = 0.0f, cliphigh = 0.0f;
INT32 gr_midtexture;
fixed_t h, l; // 3D sides and 2s middle textures
#ifdef ESLOPE
fixed_t hS, lS;
#endif
FUINT lightnum = 0; // shut up compiler
extracolormap_t *colormap;
@ -2076,6 +2079,26 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
texnum = texturetranslation[sides[newline->sidenum[0]].midtexture];
}
#ifdef ESLOPE
h = *rover->t_slope ? P_GetZAt(*rover->t_slope, v1x, v1y) : *rover->topheight;
hS = *rover->t_slope ? P_GetZAt(*rover->t_slope, v2x, v2y) : *rover->topheight;
l = *rover->b_slope ? P_GetZAt(*rover->b_slope, v1x, v1y) : *rover->bottomheight;
lS = *rover->b_slope ? P_GetZAt(*rover->b_slope, v2x, v2y) : *rover->bottomheight;
if (!(*rover->t_slope) && !gr_frontsector->c_slope && !gr_backsector->c_slope && h > highcut)
h = hS = highcut;
if (!(*rover->b_slope) && !gr_frontsector->f_slope && !gr_backsector->f_slope && l < lowcut)
l = lS = lowcut;
//Hurdler: HW code starts here
//FIXME: check if peging is correct
// set top/bottom coords
wallVerts[3].y = FIXED_TO_FLOAT(h);
wallVerts[2].y = FIXED_TO_FLOAT(hS);
wallVerts[0].y = FIXED_TO_FLOAT(l);
wallVerts[1].y = FIXED_TO_FLOAT(lS);
#else
h = *rover->topheight;
l = *rover->bottomheight;
if (h > highcut)
@ -2087,6 +2110,7 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
// set top/bottom coords
wallVerts[2].y = wallVerts[3].y = FIXED_TO_FLOAT(h);
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(l);
#endif
if (rover->flags & FF_FOG)
{
wallVerts[3].t = wallVerts[2].t = 0;
@ -2096,6 +2120,15 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
}
else if (drawtextured)
{
#ifdef ESLOPE // P.S. this is better-organized than the old version
fixed_t offs = sides[(newline ?: rover->master)->sidenum[0]].rowoffset;
grTex = HWR_GetTexture(texnum);
wallVerts[3].t = (*rover->topheight - h + offs) * grTex->scaleY;
wallVerts[2].t = (*rover->topheight - hS + offs) * grTex->scaleY;
wallVerts[0].t = (*rover->topheight - l + offs) * grTex->scaleY;
wallVerts[1].t = (*rover->topheight - lS + offs) * grTex->scaleY;
#else
grTex = HWR_GetTexture(texnum);
if (newline)
@ -2108,6 +2141,7 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
wallVerts[3].t = wallVerts[2].t = (*rover->topheight - h + sides[rover->master->sidenum[0]].rowoffset) * grTex->scaleY;
wallVerts[0].t = wallVerts[1].t = (h - l + (*rover->topheight - h + sides[rover->master->sidenum[0]].rowoffset)) * grTex->scaleY;
}
#endif
wallVerts[0].s = wallVerts[3].s = cliplow * grTex->scaleX;
wallVerts[2].s = wallVerts[1].s = cliphigh * grTex->scaleX;
@ -2180,7 +2214,26 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
newline = rover->master->frontsector->lines[0] + linenum;
texnum = texturetranslation[sides[newline->sidenum[0]].midtexture];
}
#ifdef ESLOPE //backsides
h = *rover->t_slope ? P_GetZAt(*rover->t_slope, v1x, v1y) : *rover->topheight;
hS = *rover->t_slope ? P_GetZAt(*rover->t_slope, v2x, v2y) : *rover->topheight;
l = *rover->b_slope ? P_GetZAt(*rover->b_slope, v1x, v1y) : *rover->bottomheight;
lS = *rover->b_slope ? P_GetZAt(*rover->b_slope, v2x, v2y) : *rover->bottomheight;
if (!(*rover->t_slope) && !gr_frontsector->c_slope && !gr_backsector->c_slope && h > highcut)
h = hS = highcut;
if (!(*rover->b_slope) && !gr_frontsector->f_slope && !gr_backsector->f_slope && l < lowcut)
l = lS = lowcut;
//Hurdler: HW code starts here
//FIXME: check if peging is correct
// set top/bottom coords
wallVerts[3].y = FIXED_TO_FLOAT(h);
wallVerts[2].y = FIXED_TO_FLOAT(hS);
wallVerts[0].y = FIXED_TO_FLOAT(l);
wallVerts[1].y = FIXED_TO_FLOAT(lS);
#else
h = *rover->topheight;
l = *rover->bottomheight;
if (h > highcut)
@ -2192,7 +2245,7 @@ static void HWR_StoreWallRange(double startfrac, double endfrac)
// set top/bottom coords
wallVerts[2].y = wallVerts[3].y = FIXED_TO_FLOAT(h);
wallVerts[0].y = wallVerts[1].y = FIXED_TO_FLOAT(l);
#endif
if (rover->flags & FF_FOG)
{
wallVerts[3].t = wallVerts[2].t = 0;
@ -3272,22 +3325,34 @@ static void HWR_Subsector(size_t num)
for (rover = gr_frontsector->ffloors;
rover; rover = rover->next)
{
fixed_t cullHeight, centerHeight;
// bottom plane
#ifdef ESLOPE
if (*rover->b_slope)
{
cullHeight = P_GetZAt(*rover->b_slope, viewx, viewy);
centerHeight = P_GetZAt(*rover->b_slope, gr_frontsector->soundorg.x, gr_frontsector->soundorg.y);
}
else
#endif
cullHeight = centerHeight = *rover->bottomheight;
if (!(rover->flags & FF_EXISTS) || !(rover->flags & FF_RENDERPLANES))
continue;
if (sub->validcount == validcount)
continue;
if (*rover->bottomheight <= gr_frontsector->ceilingheight &&
*rover->bottomheight >= gr_frontsector->floorheight &&
((dup_viewz < *rover->bottomheight && !(rover->flags & FF_INVERTPLANES)) ||
(dup_viewz > *rover->bottomheight && (rover->flags & FF_BOTHPLANES || rover->flags & FF_INVERTPLANES))))
if (centerHeight <= locCeilingHeight &&
centerHeight >= locFloorHeight &&
((dup_viewz < cullHeight && !(rover->flags & FF_INVERTPLANES)) ||
(dup_viewz > cullHeight && (rover->flags & FF_BOTHPLANES || rover->flags & FF_INVERTPLANES))))
{
if (rover->flags & FF_FOG)
{
UINT8 alpha;
light = R_GetPlaneLight(gr_frontsector, *rover->bottomheight, dup_viewz < *rover->bottomheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
if (rover->master->frontsector->extra_colormap)
alpha = HWR_FogBlockAlpha(*gr_frontsector->lightlist[light].lightlevel, rover->master->frontsector->extra_colormap->rgba, rover->master->frontsector->extra_colormap->fadergba);
@ -3303,7 +3368,7 @@ static void HWR_Subsector(size_t num)
}
else if (rover->flags & FF_TRANSLUCENT) // SoM: Flags are more efficient
{
light = R_GetPlaneLight(gr_frontsector, *rover->bottomheight, dup_viewz < *rover->bottomheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
#ifndef SORTING
HWR_Add3DWater(levelflats[*rover->bottompic].lumpnum,
&extrasubsectors[num],
@ -3322,21 +3387,33 @@ static void HWR_Subsector(size_t num)
else
{
HWR_GetFlat(levelflats[*rover->bottompic].lumpnum);
light = R_GetPlaneLight(gr_frontsector, *rover->bottomheight, dup_viewz < *rover->bottomheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
HWR_RenderPlane(NULL, &extrasubsectors[num], *rover->bottomheight, PF_Occlude, *gr_frontsector->lightlist[light].lightlevel, levelflats[*rover->bottompic].lumpnum,
rover->master->frontsector, 255, false, gr_frontsector->lightlist[light].extra_colormap);
}
}
if (*rover->topheight >= gr_frontsector->floorheight &&
*rover->topheight <= gr_frontsector->ceilingheight &&
((dup_viewz > *rover->topheight && !(rover->flags & FF_INVERTPLANES)) ||
(dup_viewz < *rover->topheight && (rover->flags & FF_BOTHPLANES || rover->flags & FF_INVERTPLANES))))
// top plane
#ifdef ESLOPE
if (*rover->t_slope)
{
cullHeight = P_GetZAt(*rover->t_slope, viewx, viewy);
centerHeight = P_GetZAt(*rover->t_slope, gr_frontsector->soundorg.x, gr_frontsector->soundorg.y);
}
else
#endif
cullHeight = centerHeight = *rover->topheight;
if (centerHeight >= locFloorHeight &&
centerHeight <= locCeilingHeight &&
((dup_viewz > cullHeight && !(rover->flags & FF_INVERTPLANES)) ||
(dup_viewz < cullHeight && (rover->flags & FF_BOTHPLANES || rover->flags & FF_INVERTPLANES))))
{
if (rover->flags & FF_FOG)
{
UINT8 alpha;
light = R_GetPlaneLight(gr_frontsector, *rover->topheight, dup_viewz < *rover->topheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
if (rover->master->frontsector->extra_colormap)
alpha = HWR_FogBlockAlpha(*gr_frontsector->lightlist[light].lightlevel, rover->master->frontsector->extra_colormap->rgba, rover->master->frontsector->extra_colormap->fadergba);
@ -3352,7 +3429,7 @@ static void HWR_Subsector(size_t num)
}
else if (rover->flags & FF_TRANSLUCENT)
{
light = R_GetPlaneLight(gr_frontsector, *rover->topheight, dup_viewz < *rover->topheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
#ifndef SORTING
HWR_Add3DWater(levelflats[*rover->toppic].lumpnum,
&extrasubsectors[num],
@ -3372,7 +3449,7 @@ static void HWR_Subsector(size_t num)
else
{
HWR_GetFlat(levelflats[*rover->toppic].lumpnum);
light = R_GetPlaneLight(gr_frontsector, *rover->topheight, dup_viewz < *rover->topheight ? true : false);
light = R_GetPlaneLight(gr_frontsector, centerHeight, dup_viewz < cullHeight ? true : false);
HWR_RenderPlane(NULL, &extrasubsectors[num], *rover->topheight, PF_Occlude, *gr_frontsector->lightlist[light].lightlevel, levelflats[*rover->toppic].lumpnum,
rover->master->frontsector, 255, false, gr_frontsector->lightlist[light].extra_colormap);
}