0,0 → 1,753 |
/* |
Copyright (C) 1996-1997 Id Software, Inc. |
|
This program is free software; you can redistribute it and/or |
modify it under the terms of the GNU General Public License |
as published by the Free Software Foundation; either version 2 |
of the License, or (at your option) any later version. |
|
This program is distributed in the hope that it will be useful, |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
|
See the GNU General Public License for more details. |
|
You should have received a copy of the GNU General Public License |
along with this program; if not, write to the Free Software |
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
|
*/ |
// r_alias.c: routines for setting up to draw alias models |
|
#include "quakedef.h" |
#include "r_local.h" |
#include "d_local.h" // FIXME: shouldn't be needed (is needed for patch |
// right now, but that should move) |
|
#define LIGHT_MIN 5 // lowest light value we'll allow, to avoid the |
// need for inner-loop light clamping |
|
mtriangle_t *ptriangles; |
affinetridesc_t r_affinetridesc; |
|
void * acolormap; // FIXME: should go away |
|
trivertx_t *r_apverts; |
|
// TODO: these probably will go away with optimized rasterization |
mdl_t *pmdl; |
vec3_t r_plightvec; |
int r_ambientlight; |
float r_shadelight; |
aliashdr_t *paliashdr; |
finalvert_t *pfinalverts; |
auxvert_t *pauxverts; |
static float ziscale; |
static model_t *pmodel; |
|
static vec3_t alias_forward, alias_right, alias_up; |
|
static maliasskindesc_t *pskindesc; |
|
int r_amodels_drawn; |
int a_skinwidth; |
int r_anumverts; |
|
float aliastransform[3][4]; |
|
typedef struct { |
int index0; |
int index1; |
} aedge_t; |
|
static aedge_t aedges[12] = { |
{0, 1}, {1, 2}, {2, 3}, {3, 0}, |
{4, 5}, {5, 6}, {6, 7}, {7, 4}, |
{0, 5}, {1, 4}, {2, 7}, {3, 6} |
}; |
|
#define NUMVERTEXNORMALS 162 |
|
float r_avertexnormals[NUMVERTEXNORMALS][3] = { |
#include "anorms.h" |
}; |
|
void R_AliasTransformAndProjectFinalVerts (finalvert_t *fv, |
stvert_t *pstverts); |
void R_AliasSetUpTransform (int trivial_accept); |
void R_AliasTransformVector (vec3_t in, vec3_t out); |
void R_AliasTransformFinalVert (finalvert_t *fv, auxvert_t *av, |
trivertx_t *pverts, stvert_t *pstverts); |
void R_AliasProjectFinalVert (finalvert_t *fv, auxvert_t *av); |
|
|
/* |
================ |
R_AliasCheckBBox |
================ |
*/ |
qboolean R_AliasCheckBBox (void) |
{ |
int i, flags, frame, numv; |
aliashdr_t *pahdr; |
float zi, basepts[8][3], v0, v1, frac; |
finalvert_t *pv0, *pv1, viewpts[16]; |
auxvert_t *pa0, *pa1, viewaux[16]; |
maliasframedesc_t *pframedesc; |
qboolean zclipped, zfullyclipped; |
unsigned anyclip, allclip; |
int minz; |
|
// expand, rotate, and translate points into worldspace |
|
currententity->trivial_accept = 0; |
pmodel = currententity->model; |
pahdr = Mod_Extradata (pmodel); |
pmdl = (mdl_t *)((byte *)pahdr + pahdr->model); |
|
R_AliasSetUpTransform (0); |
|
// construct the base bounding box for this frame |
frame = currententity->frame; |
// TODO: don't repeat this check when drawing? |
if ((frame >= pmdl->numframes) || (frame < 0)) |
{ |
Con_DPrintf ("No such frame %d %s\n", frame, |
pmodel->name); |
frame = 0; |
} |
|
pframedesc = &pahdr->frames[frame]; |
|
// x worldspace coordinates |
basepts[0][0] = basepts[1][0] = basepts[2][0] = basepts[3][0] = |
(float)pframedesc->bboxmin.v[0]; |
basepts[4][0] = basepts[5][0] = basepts[6][0] = basepts[7][0] = |
(float)pframedesc->bboxmax.v[0]; |
|
// y worldspace coordinates |
basepts[0][1] = basepts[3][1] = basepts[5][1] = basepts[6][1] = |
(float)pframedesc->bboxmin.v[1]; |
basepts[1][1] = basepts[2][1] = basepts[4][1] = basepts[7][1] = |
(float)pframedesc->bboxmax.v[1]; |
|
// z worldspace coordinates |
basepts[0][2] = basepts[1][2] = basepts[4][2] = basepts[5][2] = |
(float)pframedesc->bboxmin.v[2]; |
basepts[2][2] = basepts[3][2] = basepts[6][2] = basepts[7][2] = |
(float)pframedesc->bboxmax.v[2]; |
|
zclipped = false; |
zfullyclipped = true; |
|
minz = 9999; |
for (i=0; i<8 ; i++) |
{ |
R_AliasTransformVector (&basepts[i][0], &viewaux[i].fv[0]); |
|
if (viewaux[i].fv[2] < ALIAS_Z_CLIP_PLANE) |
{ |
// we must clip points that are closer than the near clip plane |
viewpts[i].flags = ALIAS_Z_CLIP; |
zclipped = true; |
} |
else |
{ |
if (viewaux[i].fv[2] < minz) |
minz = viewaux[i].fv[2]; |
viewpts[i].flags = 0; |
zfullyclipped = false; |
} |
} |
|
|
if (zfullyclipped) |
{ |
return false; // everything was near-z-clipped |
} |
|
numv = 8; |
|
if (zclipped) |
{ |
// organize points by edges, use edges to get new points (possible trivial |
// reject) |
for (i=0 ; i<12 ; i++) |
{ |
// edge endpoints |
pv0 = &viewpts[aedges[i].index0]; |
pv1 = &viewpts[aedges[i].index1]; |
pa0 = &viewaux[aedges[i].index0]; |
pa1 = &viewaux[aedges[i].index1]; |
|
// if one end is clipped and the other isn't, make a new point |
if (pv0->flags ^ pv1->flags) |
{ |
frac = (ALIAS_Z_CLIP_PLANE - pa0->fv[2]) / |
(pa1->fv[2] - pa0->fv[2]); |
viewaux[numv].fv[0] = pa0->fv[0] + |
(pa1->fv[0] - pa0->fv[0]) * frac; |
viewaux[numv].fv[1] = pa0->fv[1] + |
(pa1->fv[1] - pa0->fv[1]) * frac; |
viewaux[numv].fv[2] = ALIAS_Z_CLIP_PLANE; |
viewpts[numv].flags = 0; |
numv++; |
} |
} |
} |
|
// project the vertices that remain after clipping |
anyclip = 0; |
allclip = ALIAS_XY_CLIP_MASK; |
|
// TODO: probably should do this loop in ASM, especially if we use floats |
for (i=0 ; i<numv ; i++) |
{ |
// we don't need to bother with vertices that were z-clipped |
if (viewpts[i].flags & ALIAS_Z_CLIP) |
continue; |
|
zi = 1.0 / viewaux[i].fv[2]; |
|
// FIXME: do with chop mode in ASM, or convert to float |
v0 = (viewaux[i].fv[0] * xscale * zi) + xcenter; |
v1 = (viewaux[i].fv[1] * yscale * zi) + ycenter; |
|
flags = 0; |
|
if (v0 < r_refdef.fvrectx) |
flags |= ALIAS_LEFT_CLIP; |
if (v1 < r_refdef.fvrecty) |
flags |= ALIAS_TOP_CLIP; |
if (v0 > r_refdef.fvrectright) |
flags |= ALIAS_RIGHT_CLIP; |
if (v1 > r_refdef.fvrectbottom) |
flags |= ALIAS_BOTTOM_CLIP; |
|
anyclip |= flags; |
allclip &= flags; |
} |
|
if (allclip) |
return false; // trivial reject off one side |
|
currententity->trivial_accept = !anyclip & !zclipped; |
|
if (currententity->trivial_accept) |
{ |
if (minz > (r_aliastransition + (pmdl->size * r_resfudge))) |
{ |
currententity->trivial_accept |= 2; |
} |
} |
|
return true; |
} |
|
|
/* |
================ |
R_AliasTransformVector |
================ |
*/ |
void R_AliasTransformVector (vec3_t in, vec3_t out) |
{ |
out[0] = DotProduct(in, aliastransform[0]) + aliastransform[0][3]; |
out[1] = DotProduct(in, aliastransform[1]) + aliastransform[1][3]; |
out[2] = DotProduct(in, aliastransform[2]) + aliastransform[2][3]; |
} |
|
|
/* |
================ |
R_AliasPreparePoints |
|
General clipped case |
================ |
*/ |
void R_AliasPreparePoints (void) |
{ |
int i; |
stvert_t *pstverts; |
finalvert_t *fv; |
auxvert_t *av; |
mtriangle_t *ptri; |
finalvert_t *pfv[3]; |
|
pstverts = (stvert_t *)((byte *)paliashdr + paliashdr->stverts); |
r_anumverts = pmdl->numverts; |
fv = pfinalverts; |
av = pauxverts; |
|
for (i=0 ; i<r_anumverts ; i++, fv++, av++, r_apverts++, pstverts++) |
{ |
R_AliasTransformFinalVert (fv, av, r_apverts, pstverts); |
if (av->fv[2] < ALIAS_Z_CLIP_PLANE) |
fv->flags |= ALIAS_Z_CLIP; |
else |
{ |
R_AliasProjectFinalVert (fv, av); |
|
if (fv->v[0] < r_refdef.aliasvrect.x) |
fv->flags |= ALIAS_LEFT_CLIP; |
if (fv->v[1] < r_refdef.aliasvrect.y) |
fv->flags |= ALIAS_TOP_CLIP; |
if (fv->v[0] > r_refdef.aliasvrectright) |
fv->flags |= ALIAS_RIGHT_CLIP; |
if (fv->v[1] > r_refdef.aliasvrectbottom) |
fv->flags |= ALIAS_BOTTOM_CLIP; |
} |
} |
|
// |
// clip and draw all triangles |
// |
r_affinetridesc.numtriangles = 1; |
|
ptri = (mtriangle_t *)((byte *)paliashdr + paliashdr->triangles); |
for (i=0 ; i<pmdl->numtris ; i++, ptri++) |
{ |
pfv[0] = &pfinalverts[ptri->vertindex[0]]; |
pfv[1] = &pfinalverts[ptri->vertindex[1]]; |
pfv[2] = &pfinalverts[ptri->vertindex[2]]; |
|
if ( pfv[0]->flags & pfv[1]->flags & pfv[2]->flags & (ALIAS_XY_CLIP_MASK | ALIAS_Z_CLIP) ) |
continue; // completely clipped |
|
if ( ! ( (pfv[0]->flags | pfv[1]->flags | pfv[2]->flags) & |
(ALIAS_XY_CLIP_MASK | ALIAS_Z_CLIP) ) ) |
{ // totally unclipped |
r_affinetridesc.pfinalverts = pfinalverts; |
r_affinetridesc.ptriangles = ptri; |
D_PolysetDraw (); |
} |
else |
{ // partially clipped |
R_AliasClipTriangle (ptri); |
} |
} |
} |
|
|
/* |
================ |
R_AliasSetUpTransform |
================ |
*/ |
void R_AliasSetUpTransform (int trivial_accept) |
{ |
int i; |
float rotationmatrix[3][4], t2matrix[3][4]; |
static float tmatrix[3][4]; |
static float viewmatrix[3][4]; |
vec3_t angles; |
|
// TODO: should really be stored with the entity instead of being reconstructed |
// TODO: should use a look-up table |
// TODO: could cache lazily, stored in the entity |
|
angles[ROLL] = currententity->angles[ROLL]; |
angles[PITCH] = -currententity->angles[PITCH]; |
angles[YAW] = currententity->angles[YAW]; |
AngleVectors (angles, alias_forward, alias_right, alias_up); |
|
tmatrix[0][0] = pmdl->scale[0]; |
tmatrix[1][1] = pmdl->scale[1]; |
tmatrix[2][2] = pmdl->scale[2]; |
|
tmatrix[0][3] = pmdl->scale_origin[0]; |
tmatrix[1][3] = pmdl->scale_origin[1]; |
tmatrix[2][3] = pmdl->scale_origin[2]; |
|
// TODO: can do this with simple matrix rearrangement |
|
for (i=0 ; i<3 ; i++) |
{ |
t2matrix[i][0] = alias_forward[i]; |
t2matrix[i][1] = -alias_right[i]; |
t2matrix[i][2] = alias_up[i]; |
} |
|
t2matrix[0][3] = -modelorg[0]; |
t2matrix[1][3] = -modelorg[1]; |
t2matrix[2][3] = -modelorg[2]; |
|
// FIXME: can do more efficiently than full concatenation |
R_ConcatTransforms (t2matrix, tmatrix, rotationmatrix); |
|
// TODO: should be global, set when vright, etc., set |
VectorCopy (vright, viewmatrix[0]); |
VectorCopy (vup, viewmatrix[1]); |
VectorInverse (viewmatrix[1]); |
VectorCopy (vpn, viewmatrix[2]); |
|
// viewmatrix[0][3] = 0; |
// viewmatrix[1][3] = 0; |
// viewmatrix[2][3] = 0; |
|
R_ConcatTransforms (viewmatrix, rotationmatrix, aliastransform); |
|
// do the scaling up of x and y to screen coordinates as part of the transform |
// for the unclipped case (it would mess up clipping in the clipped case). |
// Also scale down z, so 1/z is scaled 31 bits for free, and scale down x and y |
// correspondingly so the projected x and y come out right |
// FIXME: make this work for clipped case too? |
if (trivial_accept) |
{ |
for (i=0 ; i<4 ; i++) |
{ |
aliastransform[0][i] *= aliasxscale * |
(1.0 / ((float)0x8000 * 0x10000)); |
aliastransform[1][i] *= aliasyscale * |
(1.0 / ((float)0x8000 * 0x10000)); |
aliastransform[2][i] *= 1.0 / ((float)0x8000 * 0x10000); |
|
} |
} |
} |
|
|
/* |
================ |
R_AliasTransformFinalVert |
================ |
*/ |
void R_AliasTransformFinalVert (finalvert_t *fv, auxvert_t *av, |
trivertx_t *pverts, stvert_t *pstverts) |
{ |
int temp; |
float lightcos, *plightnormal; |
|
av->fv[0] = DotProduct(pverts->v, aliastransform[0]) + |
aliastransform[0][3]; |
av->fv[1] = DotProduct(pverts->v, aliastransform[1]) + |
aliastransform[1][3]; |
av->fv[2] = DotProduct(pverts->v, aliastransform[2]) + |
aliastransform[2][3]; |
|
fv->v[2] = pstverts->s; |
fv->v[3] = pstverts->t; |
|
fv->flags = pstverts->onseam; |
|
// lighting |
plightnormal = r_avertexnormals[pverts->lightnormalindex]; |
lightcos = DotProduct (plightnormal, r_plightvec); |
temp = r_ambientlight; |
|
if (lightcos < 0) |
{ |
temp += (int)(r_shadelight * lightcos); |
|
// clamp; because we limited the minimum ambient and shading light, we |
// don't have to clamp low light, just bright |
if (temp < 0) |
temp = 0; |
} |
|
fv->v[4] = temp; |
} |
|
|
#if !id386 |
|
/* |
================ |
R_AliasTransformAndProjectFinalVerts |
================ |
*/ |
void R_AliasTransformAndProjectFinalVerts (finalvert_t *fv, stvert_t *pstverts) |
{ |
int i, temp; |
float lightcos, *plightnormal, zi; |
trivertx_t *pverts; |
|
pverts = r_apverts; |
|
for (i=0 ; i<r_anumverts ; i++, fv++, pverts++, pstverts++) |
{ |
// transform and project |
zi = 1.0 / (DotProduct(pverts->v, aliastransform[2]) + |
aliastransform[2][3]); |
|
// x, y, and z are scaled down by 1/2**31 in the transform, so 1/z is |
// scaled up by 1/2**31, and the scaling cancels out for x and y in the |
// projection |
fv->v[5] = zi; |
|
fv->v[0] = ((DotProduct(pverts->v, aliastransform[0]) + |
aliastransform[0][3]) * zi) + aliasxcenter; |
fv->v[1] = ((DotProduct(pverts->v, aliastransform[1]) + |
aliastransform[1][3]) * zi) + aliasycenter; |
|
fv->v[2] = pstverts->s; |
fv->v[3] = pstverts->t; |
fv->flags = pstverts->onseam; |
|
// lighting |
plightnormal = r_avertexnormals[pverts->lightnormalindex]; |
lightcos = DotProduct (plightnormal, r_plightvec); |
temp = r_ambientlight; |
|
if (lightcos < 0) |
{ |
temp += (int)(r_shadelight * lightcos); |
|
// clamp; because we limited the minimum ambient and shading light, we |
// don't have to clamp low light, just bright |
if (temp < 0) |
temp = 0; |
} |
|
fv->v[4] = temp; |
} |
} |
|
#endif |
|
|
/* |
================ |
R_AliasProjectFinalVert |
================ |
*/ |
void R_AliasProjectFinalVert (finalvert_t *fv, auxvert_t *av) |
{ |
float zi; |
|
// project points |
zi = 1.0 / av->fv[2]; |
|
fv->v[5] = zi * ziscale; |
|
fv->v[0] = (av->fv[0] * aliasxscale * zi) + aliasxcenter; |
fv->v[1] = (av->fv[1] * aliasyscale * zi) + aliasycenter; |
} |
|
|
/* |
================ |
R_AliasPrepareUnclippedPoints |
================ |
*/ |
void R_AliasPrepareUnclippedPoints (void) |
{ |
stvert_t *pstverts; |
finalvert_t *fv; |
|
pstverts = (stvert_t *)((byte *)paliashdr + paliashdr->stverts); |
r_anumverts = pmdl->numverts; |
// FIXME: just use pfinalverts directly? |
fv = pfinalverts; |
|
R_AliasTransformAndProjectFinalVerts (fv, pstverts); |
|
if (r_affinetridesc.drawtype) |
D_PolysetDrawFinalVerts (fv, r_anumverts); |
|
r_affinetridesc.pfinalverts = pfinalverts; |
r_affinetridesc.ptriangles = (mtriangle_t *) |
((byte *)paliashdr + paliashdr->triangles); |
r_affinetridesc.numtriangles = pmdl->numtris; |
|
D_PolysetDraw (); |
} |
|
/* |
=============== |
R_AliasSetupSkin |
=============== |
*/ |
void R_AliasSetupSkin (void) |
{ |
int skinnum; |
int i, numskins; |
maliasskingroup_t *paliasskingroup; |
float *pskinintervals, fullskininterval; |
float skintargettime, skintime; |
|
skinnum = currententity->skinnum; |
if ((skinnum >= pmdl->numskins) || (skinnum < 0)) |
{ |
Con_DPrintf ("R_AliasSetupSkin: no such skin # %d\n", skinnum); |
skinnum = 0; |
} |
|
pskindesc = ((maliasskindesc_t *) |
((byte *)paliashdr + paliashdr->skindesc)) + skinnum; |
a_skinwidth = pmdl->skinwidth; |
|
if (pskindesc->type == ALIAS_SKIN_GROUP) |
{ |
paliasskingroup = (maliasskingroup_t *)((byte *)paliashdr + |
pskindesc->skin); |
pskinintervals = (float *) |
((byte *)paliashdr + paliasskingroup->intervals); |
numskins = paliasskingroup->numskins; |
fullskininterval = pskinintervals[numskins-1]; |
|
skintime = cl.time + currententity->syncbase; |
|
// when loading in Mod_LoadAliasSkinGroup, we guaranteed all interval |
// values are positive, so we don't have to worry about division by 0 |
skintargettime = skintime - |
((int)(skintime / fullskininterval)) * fullskininterval; |
|
for (i=0 ; i<(numskins-1) ; i++) |
{ |
if (pskinintervals[i] > skintargettime) |
break; |
} |
|
pskindesc = &paliasskingroup->skindescs[i]; |
} |
|
r_affinetridesc.pskindesc = pskindesc; |
r_affinetridesc.pskin = (void *)((byte *)paliashdr + pskindesc->skin); |
r_affinetridesc.skinwidth = a_skinwidth; |
r_affinetridesc.seamfixupX16 = (a_skinwidth >> 1) << 16; |
r_affinetridesc.skinheight = pmdl->skinheight; |
} |
|
/* |
================ |
R_AliasSetupLighting |
================ |
*/ |
void R_AliasSetupLighting (alight_t *plighting) |
{ |
|
// guarantee that no vertex will ever be lit below LIGHT_MIN, so we don't have |
// to clamp off the bottom |
r_ambientlight = plighting->ambientlight; |
|
if (r_ambientlight < LIGHT_MIN) |
r_ambientlight = LIGHT_MIN; |
|
r_ambientlight = (255 - r_ambientlight) << VID_CBITS; |
|
if (r_ambientlight < LIGHT_MIN) |
r_ambientlight = LIGHT_MIN; |
|
r_shadelight = plighting->shadelight; |
|
if (r_shadelight < 0) |
r_shadelight = 0; |
|
r_shadelight *= VID_GRADES; |
|
// rotate the lighting vector into the model's frame of reference |
r_plightvec[0] = DotProduct (plighting->plightvec, alias_forward); |
r_plightvec[1] = -DotProduct (plighting->plightvec, alias_right); |
r_plightvec[2] = DotProduct (plighting->plightvec, alias_up); |
} |
|
/* |
================= |
R_AliasSetupFrame |
|
set r_apverts |
================= |
*/ |
void R_AliasSetupFrame (void) |
{ |
int frame; |
int i, numframes; |
maliasgroup_t *paliasgroup; |
float *pintervals, fullinterval, targettime, time; |
|
frame = currententity->frame; |
if ((frame >= pmdl->numframes) || (frame < 0)) |
{ |
Con_DPrintf ("R_AliasSetupFrame: no such frame %d\n", frame); |
frame = 0; |
} |
|
if (paliashdr->frames[frame].type == ALIAS_SINGLE) |
{ |
r_apverts = (trivertx_t *) |
((byte *)paliashdr + paliashdr->frames[frame].frame); |
return; |
} |
|
paliasgroup = (maliasgroup_t *) |
((byte *)paliashdr + paliashdr->frames[frame].frame); |
pintervals = (float *)((byte *)paliashdr + paliasgroup->intervals); |
numframes = paliasgroup->numframes; |
fullinterval = pintervals[numframes-1]; |
|
time = cl.time + currententity->syncbase; |
|
// |
// when loading in Mod_LoadAliasGroup, we guaranteed all interval values |
// are positive, so we don't have to worry about division by 0 |
// |
targettime = time - ((int)(time / fullinterval)) * fullinterval; |
|
for (i=0 ; i<(numframes-1) ; i++) |
{ |
if (pintervals[i] > targettime) |
break; |
} |
|
r_apverts = (trivertx_t *) |
((byte *)paliashdr + paliasgroup->frames[i].frame); |
} |
|
|
/* |
================ |
R_AliasDrawModel |
================ |
*/ |
void R_AliasDrawModel (alight_t *plighting) |
{ |
finalvert_t finalverts[MAXALIASVERTS + |
((CACHE_SIZE - 1) / sizeof(finalvert_t)) + 1]; |
auxvert_t auxverts[MAXALIASVERTS]; |
|
r_amodels_drawn++; |
|
// cache align |
pfinalverts = (finalvert_t *) |
(((long)&finalverts[0] + CACHE_SIZE - 1) & ~(CACHE_SIZE - 1)); |
pauxverts = &auxverts[0]; |
|
paliashdr = (aliashdr_t *)Mod_Extradata (currententity->model); |
pmdl = (mdl_t *)((byte *)paliashdr + paliashdr->model); |
|
R_AliasSetupSkin (); |
R_AliasSetUpTransform (currententity->trivial_accept); |
R_AliasSetupLighting (plighting); |
R_AliasSetupFrame (); |
|
if (!currententity->colormap) |
Sys_Error ("R_AliasDrawModel: !currententity->colormap"); |
|
r_affinetridesc.drawtype = (currententity->trivial_accept == 3) && |
r_recursiveaffinetriangles; |
|
if (r_affinetridesc.drawtype) |
{ |
D_PolysetUpdateTables (); // FIXME: precalc... |
} |
else |
{ |
#if id386 |
D_Aff8Patch (currententity->colormap); |
#endif |
} |
|
acolormap = currententity->colormap; |
|
if (currententity != &cl.viewent) |
ziscale = (float)0x8000 * (float)0x10000; |
else |
ziscale = (float)0x8000 * (float)0x10000 * 3.0; |
|
if (currententity->trivial_accept) |
R_AliasPrepareUnclippedPoints (); |
else |
R_AliasPreparePoints (); |
} |
|