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evas/map - avoid zero divide. 

SVN revision: 82792
This commit is contained in:
ChunEon Park 2013-01-15 05:11:11 +00:00
parent d976c23f58
commit e078614a33
1 changed files with 5 additions and 3 deletions
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8
src/lib/evas/canvas/evas_map.c
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@ -1227,7 +1227,7 @@ evas_object_map_update(Evas_Object *eo_obj,
p = obj->cur.map->points;
p_end = p + obj->cur.map->count;
pt = pts;
pts[0].px = obj->cur.map->persp.px << FP;
pts[0].py = obj->cur.map->persp.py << FP;
pts[0].foc = obj->cur.map->persp.foc << FP;
@ -1241,8 +1241,10 @@ evas_object_map_update(Evas_Object *eo_obj,
pt->fx = p->px;
pt->fy = p->py;
pt->fz = p->z;
pt->u = ((lround(p->u) * imagew) / uvw) * FP1;
pt->v = ((lround(p->v) * imageh) / uvh) * FP1;
if (uvw == 0) pt->u = 0;
else pt->u = ((lround(p->u) * imagew) / uvw) * FP1;
if (uvh == 0) pt->v = 0;
else pt->v = ((lround(p->v) * imageh) / uvh) * FP1;
if (pt->u < 0) pt->u = 0;
else if (pt->u > (imagew * FP1)) pt->u = (imagew * FP1);
if (pt->v < 0) pt->v = 0;