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maps: improve texture coordinates

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Discussed in https://github.com/yquake2/yquake2/issues/886
This commit is contained in:
Denis Pauk 2024-02-05 00:16:50 +02:00
parent e095dc1672
commit 5ea0a76f76
1 changed files with 10 additions and 7 deletions
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17
src/client/refresh/files/maps.c
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@ -352,10 +352,9 @@ void
Mod_CalcSurfaceExtents(int *surfedges, mvertex_t *vertexes, medge_t *edges, Mod_CalcSurfaceExtents(int *surfedges, mvertex_t *vertexes, medge_t *edges,
msurface_t *s) msurface_t *s)
{ {
float mins[2], maxs[2], val; double mins[2], maxs[2];
int i;
mtexinfo_t *tex; mtexinfo_t *tex;
int bmins[2], bmaxs[2]; int i;
mins[0] = mins[1] = 999999; mins[0] = mins[1] = 999999;
maxs[0] = maxs[1] = -99999; maxs[0] = maxs[1] = -99999;
@ -380,10 +379,12 @@ Mod_CalcSurfaceExtents(int *surfedges, mvertex_t *vertexes, medge_t *edges,
for (j = 0; j < 2; j++) for (j = 0; j < 2; j++)
{ {
val = v->position[0] * tex->vecs[j][0] + float val;
v->position[1] * tex->vecs[j][1] +
v->position[2] * tex->vecs[j][2] + val = (double)v->position[0] * tex->vecs[j][0] +
tex->vecs[j][3]; (double)v->position[1] * tex->vecs[j][1] +
(double)v->position[2] * tex->vecs[j][2] +
(double)tex->vecs[j][3];
if (val < mins[j]) if (val < mins[j])
{ {
@ -399,6 +400,8 @@ Mod_CalcSurfaceExtents(int *surfedges, mvertex_t *vertexes, medge_t *edges,
for (i = 0; i < 2; i++) for (i = 0; i < 2; i++)
{ {
int bmins[2], bmaxs[2];
bmins[i] = floor(mins[i] / (1 << s->lmshift)); bmins[i] = floor(mins[i] / (1 << s->lmshift));
bmaxs[i] = ceil(maxs[i] / (1 << s->lmshift)); bmaxs[i] = ceil(maxs[i] / (1 << s->lmshift));