lifning/SRB2
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SORTED, THANKS MI

Browse source 
http://gfycat.com/SimpleShallowDeviltasmanian

now to put this behind some sort of flag and optimise it
This commit is contained in:
toasterbabe 2016-08-17 22:19:28 +01:00
parent 66a737a7f0
commit 9231a4653c
1 changed files with 10 additions and 13 deletions
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23
src/r_things.c
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@ -1238,10 +1238,10 @@ static void R_ProjectSprite(mobj_t *thing)
// calculate edges of the shape
if (flip)
offset = spritecachedinfo[lump].width-spritecachedinfo[lump].offset;
offset = spritecachedinfo[lump].offset - spritecachedinfo[lump].width;
else
offset = spritecachedinfo[lump].offset;
tx -= FixedMul(offset, FixedMul(this_scale, ang_scale));
offset = -spritecachedinfo[lump].offset;
tx += FixedMul(offset, FixedMul(this_scale, ang_scale));
x1 = (centerxfrac + FixedMul (tx,xscale)) >>FRACBITS;
// off the right side?
@ -1257,17 +1257,16 @@ static void R_ProjectSprite(mobj_t *thing)
if (1) // (flatsprite)
{
fixed_t yscale1;
fixed_t yscale2;
INT32 range;
tr_x = thing->x + FixedMul(-offset, FINECOSINE(thing->angle>>ANGLETOFINESHIFT)) - viewx;
tr_y = thing->y + FixedMul(-offset, FINESINE(thing->angle>>ANGLETOFINESHIFT)) - viewy;
tr_x = thing->x + FixedMul(offset, FINECOSINE(thing->angle>>ANGLETOFINESHIFT)) - viewx;
tr_y = thing->y + FixedMul(offset, FINESINE(thing->angle>>ANGLETOFINESHIFT)) - viewy;
gxt = FixedMul(tr_x, viewcos);
gyt = -FixedMul(tr_y, viewsin);
tz = gxt-gyt;
yscale1 = FixedDiv(projectiony, tz);
if (yscale1 < 64) return; // Fix some funky visuals
yscale = FixedDiv(projectiony, tz);
if (yscale < 64) return; // Fix some funky visuals
offset += spritecachedinfo[lump].width;
tr_x = thing->x + FixedMul(offset, FINECOSINE(thing->angle>>ANGLETOFINESHIFT)) - viewx;
@ -1281,17 +1280,15 @@ static void R_ProjectSprite(mobj_t *thing)
if (ang >= ANGLE_180)
{
fixed_t temp = yscale2;
yscale2 = yscale1;
yscale1 = temp;
yscale2 = yscale;
yscale = temp;
}
if (x2 > x1)
range = (x2 - x1);
else
range = 1;
scalestep = (yscale2 - yscale1)/range;
//this_scale = FixedMul(this_scale, FixedDiv(yscale, yscale1));
yscale = yscale1;
scalestep = (yscale2 - yscale)/range;
}
xscale = FixedMul(xscale, ang_scale);