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Process each vertex texcoord only once.

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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;
}