Fix sprite[] access with indices > MAXSPRITES in Polymer model drawing code.

Internally, updateanimation() now takes a third parameter 'lpal'.

git-svn-id: https://svn.eduke32.com/eduke32@2277 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2012-01-22 17:18:49 +00:00
parent 775eff0344
commit d95511ed1d
3 changed files with 8 additions and 9 deletions

View file

@ -204,7 +204,7 @@ typedef struct
EXTERN mdmodel_t **models;
void updateanimation(md2model_t *m, const spritetype *tspr);
void updateanimation(md2model_t *m, const spritetype *tspr, uint8_t lpal);
int32_t mdloadskin(md2model_t *m, int32_t number, int32_t pal, int32_t surf);
void mdinit(void);
void freeallmodels(void);

View file

@ -919,12 +919,11 @@ int32_t mdloadskin(md2model_t *m, int32_t number, int32_t pal, int32_t surf)
}
//Note: even though it says md2model, it works for both md2model&md3model
void updateanimation(md2model_t *m, const spritetype *tspr)
void updateanimation(md2model_t *m, const spritetype *tspr, uint8_t lpal)
{
mdanim_t *anim;
int32_t i, j, k;
int32_t fps;
char lpal = (tspr->owner >= MAXSPRITES) ? tspr->pal : sprite[tspr->owner].pal;
if (m->numframes < 2)
{
@ -1905,14 +1904,14 @@ static int32_t md3draw(md3model_t *m, const spritetype *tspr)
void *vbotemp;
point3d *vertexhandle = NULL;
uint16_t *indexhandle;
char lpal = (tspr->owner >= MAXSPRITES) ? tspr->pal : sprite[tspr->owner].pal;
uint8_t lpal = (tspr->owner >= MAXSPRITES) ? tspr->pal : sprite[tspr->owner].pal;
if (r_vbos && (m->vbos == NULL))
mdloadvbos(m);
// if ((tspr->cstat&48) == 32) return 0;
updateanimation((md2model_t *)m,tspr);
updateanimation((md2model_t *)m, tspr, lpal);
//create current&next frame's vertex list from whole list

View file

@ -3896,7 +3896,7 @@ static void polymer_drawmdsprite(spritetype *tspr)
mdskinmap_t* sk;
float *v0, *v1;
md3surf_t *s;
char lpal, targetpal, usinghighpal, foundpalskin;
char targetpal, usinghighpal, foundpalskin;
float spos2[3], spos[3], tspos[3], lpos[3], tlpos[3], vec[3], mat[4][4];
float ang;
float scale;
@ -3909,10 +3909,10 @@ static void polymer_drawmdsprite(spritetype *tspr)
char modellightcount;
uint8_t curpriority;
m = (md3model_t*)models[tile2model[Ptile2tile(tspr->picnum,sprite[tspr->owner].pal)].modelid];
updateanimation((md2model_t *)m,tspr);
uint8_t lpal = (tspr->owner >= MAXSPRITES) ? tspr->pal : sprite[tspr->owner].pal;
lpal = (tspr->owner >= MAXSPRITES) ? tspr->pal : sprite[tspr->owner].pal;
m = (md3model_t*)models[tile2model[Ptile2tile(tspr->picnum,lpal)].modelid];
updateanimation((md2model_t *)m,tspr,lpal);
if ((pr_vbos > 1) && (m->indices == NULL))
polymer_loadmodelvbos(m);