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Fix for [#17376] Applying mirror modifier does not respect UV pinning.

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The custom data system wasn't swapping pinning or selection flags for MTFace
data when face vertices were reordered.
This commit is contained in:
Ben Batt 2008-08-04 14:49:55 +00:00
parent 9ec6083cfe
commit cbec9883f9
1 changed files with 22 additions and 2 deletions
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24
source/blender/blenkernel/intern/customdata.c
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@ -265,14 +265,34 @@ static void layerSwap_tface(void *data, int *corner_indices)
{
MTFace *tf = data;
float uv[4][2];
const static short pin_flags[4] =
{ TF_PIN1, TF_PIN2, TF_PIN3, TF_PIN4 };
const static char sel_flags[4] =
{ TF_SEL1, TF_SEL2, TF_SEL3, TF_SEL4 };
short unwrap = tf->unwrap & ~(TF_PIN1 | TF_PIN2 | TF_PIN3 | TF_PIN4);
char flag = tf->flag & ~(TF_SEL1 | TF_SEL2 | TF_SEL3 | TF_SEL4);
int j;
for(j = 0; j < 4; ++j) {
uv[j][0] = tf->uv[corner_indices[j]][0];
uv[j][1] = tf->uv[corner_indices[j]][1];
int source_index = corner_indices[j];
uv[j][0] = tf->uv[source_index][0];
uv[j][1] = tf->uv[source_index][1];
// swap pinning flags around
if(tf->unwrap & pin_flags[source_index]) {
unwrap |= pin_flags[j];
}
// swap selection flags around
if(tf->flag & sel_flags[source_index]) {
flag |= sel_flags[j];
}
}
memcpy(tf->uv, uv, sizeof(tf->uv));
tf->unwrap = unwrap;
tf->flag = flag;
}
static void layerDefault_tface(void *data, int count)