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FOF sides now render slopified too!

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This commit is contained in:
RedEnchilada 2015-05-16 23:04:54 -05:00
parent 4e11d6d615
commit c08253d796
2 changed files with 60 additions and 4 deletions
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3
src/r_defs.h
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@ -667,8 +667,11 @@ typedef struct drawseg_s
INT16 *thicksidecol;
INT32 numthicksides;
fixed_t frontscale[MAXVIDWIDTH];
#ifdef ESLOPE
fixed_t maskedtextureheight[MAXVIDWIDTH]; // For handling sloped midtextures
vertex_t leftpos, rightpos; // Used for rendering FOF walls with slopes
#endif
} drawseg_t;

61
src/r_segs.c
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@ -698,6 +698,10 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
r_lightlist_t *rlight;
fixed_t lheight;
line_t *newline = NULL;
#ifdef ESLOPE
// Render FOF sides kinda like normal sides, with the frac and step and everything
fixed_t top_frac, top_step, bottom_frac, bottom_step;
#endif
void (*colfunc_2s) (column_t *);
@ -872,6 +876,34 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
column2s_length = textures[texnum]->height;
}
#ifdef ESLOPE
// Set heights according to plane, or slope, whichever
{
fixed_t left_top, right_top, left_bottom, right_bottom;
left_top = *pfloor->t_slope ? P_GetZAt(*pfloor->t_slope, ds->leftpos.x, ds->leftpos.y) : *pfloor->topheight;
right_top = *pfloor->t_slope ? P_GetZAt(*pfloor->t_slope, ds->rightpos.x, ds->rightpos.y) : *pfloor->topheight;
left_bottom = *pfloor->b_slope ? P_GetZAt(*pfloor->b_slope, ds->leftpos.x, ds->leftpos.y) : *pfloor->bottomheight;
right_bottom = *pfloor->b_slope ? P_GetZAt(*pfloor->b_slope, ds->rightpos.x, ds->rightpos.y) : *pfloor->bottomheight;
left_top -= viewz;
right_top -= viewz;
left_bottom -= viewz;
right_bottom -= viewz;
top_frac = centeryfrac - FixedMul(left_top, ds->scale1);
bottom_frac = centeryfrac - FixedMul(left_bottom, ds->scale1);
top_step = centeryfrac - FixedMul(right_top, ds->scale2);
bottom_step = centeryfrac - FixedMul(right_bottom, ds->scale2);
top_step = (top_step-top_frac)/(ds->x2-ds->x1+1);
bottom_step = (bottom_step-bottom_frac)/(ds->x2-ds->x1+1);
top_frac += top_step * (x1 - ds->x1);
bottom_frac += bottom_step * (x1 - ds->x1);
}
#endif
// draw the columns
for (dc_x = x1; dc_x <= x2; dc_x++)
{
@ -887,8 +919,16 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
INT32 solid = 0;
INT32 lighteffect = 0;
#ifdef ESLOPE
sprtopscreen = windowtop = top_frac;
sprbotscreen = windowbottom = bottom_frac;
top_frac += top_step;
bottom_frac += bottom_step;
#else
sprtopscreen = windowtop = (centeryfrac - FixedMul((dc_texturemid - offsetvalue), spryscale));
sprbotscreen = windowbottom = FixedMul(*pfloor->topheight - *pfloor->bottomheight, spryscale) + sprtopscreen;
#endif
// SoM: If column is out of range, why bother with it??
if (windowbottom < topbounds || windowtop > bottombounds)
@ -1030,11 +1070,24 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
|| ((signed)dc_texturemid < 0 && (spryscale) && (signed)(dc_texturemid)>>FRACBITS < (INT32_MIN / spryscale)))
{
spryscale += rw_scalestep;
#ifdef ESLOPE
top_frac += top_step;
bottom_frac += bottom_step;
#endif
continue;
}
#ifdef ESLOPE
sprtopscreen = windowtop = top_frac;
sprbotscreen = windowbottom = bottom_frac;
top_frac += top_step;
bottom_frac += bottom_step;
#else
sprtopscreen = windowtop = (centeryfrac - FixedMul((dc_texturemid - offsetvalue), spryscale));
sprbotscreen = windowbottom = FixedMul(*pfloor->topheight - *pfloor->bottomheight, spryscale) + sprtopscreen;
#endif
dc_iscale = 0xffffffffu / (unsigned)spryscale;
// draw the texture
@ -1571,8 +1624,8 @@ void R_StoreWallRange(INT32 start, INT32 stop)
det = a1*b2 - a2*b1;
segleft.x = FLOAT_TO_FIXED((b2*c1 - b1*c2)/det);
segleft.y = FLOAT_TO_FIXED((a1*c2 - a2*c1)/det);
ds_p->leftpos.x = segleft.x = FLOAT_TO_FIXED((b2*c1 - b1*c2)/det);
ds_p->leftpos.y = segleft.y = FLOAT_TO_FIXED((a1*c2 - a2*c1)/det);
}
// right
@ -1593,8 +1646,8 @@ void R_StoreWallRange(INT32 start, INT32 stop)
det = a1*b2 - a2*b1;
segright.x = FLOAT_TO_FIXED((b2*c1 - b1*c2)/det);
segright.y = FLOAT_TO_FIXED((a1*c2 - a2*c1)/det);
ds_p->rightpos.x = segright.x = FLOAT_TO_FIXED((b2*c1 - b1*c2)/det);
ds_p->rightpos.y = segright.y = FLOAT_TO_FIXED((a1*c2 - a2*c1)/det);
}
}