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Draw Manager: Handle negative scaled meshes.

This commit is contained in:
Clément Foucault 2017-05-10 00:47:27 +02:00
parent 707756d277
commit 965571cca7
1 changed files with 12 additions and 0 deletions
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12
source/blender/draw/intern/draw_manager.c
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@ -1566,8 +1566,20 @@ static void draw_shgroup(DRWShadingGroup *shgroup, DRWState pass_state)
}
else {
for (DRWCall *call = shgroup->calls.first; call; call = call->next) {
bool neg_scale = call->obmat && is_negative_m4(call->obmat);
/* Negative scale objects */
if (neg_scale) {
glFrontFace(GL_CW);
}
GPU_SELECT_LOAD_IF_PICKSEL(call);
draw_geometry(shgroup, call->geometry, call->obmat);
/* Reset state */
if (neg_scale) {
glFrontFace(GL_CCW);
}
}
}