thirdpartymirrors/RingRacers
1
0
Fork 0
mirror of https://github.com/KartKrewDev/RingRacers.git synced 2025-10-30 08:01:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge branch 'no-scale-shadow-gl' into 'master'

Browse source 
Fixed shadow the hedgehog seizure

See merge request KartKrew/Kart!482
This commit is contained in:
James R 2021-12-10 01:59:07 +00:00
commit 134926fe81
1 changed files with 22 additions and 18 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
src/hardware/hw_main.c
View file

@ -3629,14 +3629,14 @@ static void HWR_DrawDropShadow(mobj_t *thing, fixed_t scale)
FOutVector shadowVerts[4];
FSurfaceInfo sSurf;
float fscale; float fx; float fy; float offset;
float ph;
extracolormap_t *colormap = NULL;
UINT8 i;
SINT8 flip = P_MobjFlip(thing);
UINT32 tFlag = PF_ReverseSubtract;
INT32 light;
fixed_t scalemul;
UINT16 alpha;
fixed_t floordiff;
fixed_t groundz;
fixed_t slopez;
pslope_t *groundslope;
@ -3675,33 +3675,32 @@ static void HWR_DrawDropShadow(mobj_t *thing, fixed_t scale)
groundz = R_GetShadowZ(thing, &groundslope);
floordiff = abs((flip < 0 ? thing->height : 0) + interpz - groundz);
alpha = floordiff / (4*FRACUNIT) + 75;
if (alpha >= 255) return;
alpha = 255 - alpha;
gpatch = (patch_t *)W_CachePatchName("DSHADOW", PU_SPRITE);
if (!(gpatch && ((GLPatch_t *)gpatch->hardware)->mipmap->format)) return;
HWR_GetPatch(gpatch);
scalemul = FixedMul(FRACUNIT - floordiff/640, scale);
scalemul = FixedMul(scalemul, (thing->radius*2) / gpatch->height);
scalemul = FixedMul(scale, (thing->radius * 2) / gpatch->height);
ph = (float)gpatch->height;
fscale = FIXED_TO_FLOAT(scalemul);
fx = FIXED_TO_FLOAT(interpx);
fy = FIXED_TO_FLOAT(interpy);
if (fscale > 0.0)
{
offset = (ph / 2) * fscale;
}
else
{
return;
}
// 3--2
// | /|
// |/ |
// 0--1
if (thing && fabsf(fscale - 1.0f) > 1.0E-36f)
offset = ((gpatch->height)/2) * fscale;
else
offset = (float)((gpatch->height)/2);
shadowVerts[2].x = shadowVerts[3].x = fx + offset;
shadowVerts[1].x = shadowVerts[0].x = fx - offset;
shadowVerts[1].z = shadowVerts[2].z = fy - offset;
@ -3749,10 +3748,15 @@ static void HWR_DrawDropShadow(mobj_t *thing, fixed_t scale)
colormap = thing->subsector->sector->extra_colormap;
}
HWR_Lighting(&sSurf, 0, colormap);
sSurf.PolyColor.s.alpha = alpha;
HWR_Lighting(&sSurf, 255, colormap);
sSurf.PolyColor.s.alpha = 255;
HWR_ProcessPolygon(&sSurf, shadowVerts, 4, PF_Translucent|PF_Modulated, SHADER_SPRITE, false); // sprite shader
if (thing->whiteshadow == true)
{
tFlag = PF_Additive;
}
HWR_ProcessPolygon(&sSurf, shadowVerts, 4, tFlag|PF_Modulated, SHADER_SPRITE, false); // sprite shader
}
// This is expecting a pointer to an array containing 4 wallVerts for a sprite