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Process each vertex texcoord only once. 

Double converting texcoords results in 0,0 for all affected texcoords. Mr
Fixit was looking rather ill. Now he looks weird (something wrong in the
renderer?).
This commit is contained in:
Bill Currie 2012-05-19 09:15:26 +09:00
parent d41bf32d91
commit c1eb3e77c3
1 changed files with 12 additions and 2 deletions
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14
libs/models/iqm/sw_model_iqm.c
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@ -139,7 +139,12 @@ sw_iqm_load_textures (iqm_t *iqm)
dstring_t *str = dstring_new ();
swiqm_t *sw = (swiqm_t *) iqm->extra_data;
tex_t *tex;
byte *done_verts;
int bytes;
bytes = (iqm->num_verts + 7) / 8;
done_verts = alloca (bytes);
memset (done_verts, 0, bytes);
sw->skins = malloc (iqm->num_meshes * sizeof (tex_t));
for (i = 0; i < iqm->num_meshes; i++) {
for (j = 0; j < i; j++) {
@ -153,14 +158,19 @@ sw_iqm_load_textures (iqm_t *iqm)
dstring_copystr (str, iqm->text + iqm->meshes[i].material);
QFS_StripExtension (str->str, str->str);
if ((tex = LoadImage (va ("textures/%s", str->str))))
sw->skins[i] = convert_tex (tex);
tex = sw->skins[i] = convert_tex (tex);
else
sw->skins[i] = &null_texture;
tex = sw->skins[i] = &null_texture;
for (j = 0; j < (int) iqm->meshes[i].num_triangles * 3; j++) {
int ind = iqm->meshes[i].first_triangle * 3 + j;
int vind = iqm->elements[ind];
byte *vert = iqm->vertices + iqm->stride * vind;
byte *tc = vert + sw->texcoord->offset;
if (done_verts[vind / 8] & (1 << (vind % 8)))
continue;
done_verts[vind / 8] |= (1 << (vind % 8));
*(int32_t *) (tc + 0) = *(float *) (tc + 0) * tex->width;
*(int32_t *) (tc + 4) = *(float *) (tc + 4) * tex->height;
}