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himisa-patch-1 #1

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himisa merged 3 commits from himisa-patch-1 into main 2023-06-03 19:15:01 +02:00
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1 changed files with 21 additions and 4 deletions
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25
source/blender/blenkernel/intern/armature_deform.c
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@ -62,10 +62,27 @@ static void pchan_deform_accumulate(const DualQuat *deform_dq,
if (dq_accum) {
BLI_assert(!co_accum);
DualQuat dq;
memcpy(&dq, deform_dq, sizeof(DualQuat));
set_scale_pivot_dq(&dq, co_in);
add_weighted_dq_dq(dq_accum, &dq, weight);
/* FIX https://projects.blender.org/blender/blender/issues/32022 */
DualQuat mdq;
if (deform_dq->scale_weight) {
float dst[3];
memcpy(&mdq, deform_dq, sizeof(DualQuat));
mul_v3_m4v3(dst, mdq.scale, co_in);
sub_v3_v3(dst, co_in);
float w = mdq.quat[0], x = mdq.quat[1], y = mdq.quat[2], z = mdq.quat[3];
float dstx = mdq.scale[3][0], dsty = mdq.scale[3][1], dstz = mdq.scale[3][2];
mdq.scale[3][0] -= dst[0];
mdq.scale[3][1] -= dst[1];
mdq.scale[3][2] -= dst[2];
mdq.trans[0] -= .5f * (x * dst[0] + y * dst[1] + z * dst[2]);
mdq.trans[1] += .5f * (w * dst[0] + y * dst[2] - z * dst[1]);
mdq.trans[2] += .5f * (w * dst[1] + z * dst[0] - x * dst[2]);
mdq.trans[3] += .5f * (w * dst[2] + x * dst[1] - y * dst[0]);
deform_dq = &mdq;
}
add_weighted_dq_dq(dq_accum, deform_dq, weight);
}
else {
float tmp[3];