Commit: 365546a66243b1e86e3fe25a3d270ff47160e896
Author: Campbell Barton
Date: Thu Apr 6 11:35:04 2017 +1000
Branches: custom-manipulators
https://developer.blender.org/rB365546a66243b1e86e3fe25a3d270ff47160e896
Add null check to gimbal_axis (sync with 2.8)
===================================================================
M source/blender/editors/transform/transform_manipulator.c
===================================================================
diff --git a/source/blender/editors/transform/transform_manipulator.c
b/source/blender/editors/transform/transform_manipulator.c
index 1563328a963..83681e1e233 100644
--- a/source/blender/editors/transform/transform_manipulator.c
+++ b/source/blender/editors/transform/transform_manipulator.c
@@ -530,64 +530,66 @@ static int test_rotmode_euler(short rotmode)
bool gimbal_axis(Object *ob, float gmat[3][3])
{
- if (ob->mode & OB_MODE_POSE) {
- bPoseChannel *pchan = BKE_pose_channel_active(ob);
+ if (ob) {
+ if (ob->mode & OB_MODE_POSE) {
+ bPoseChannel *pchan = BKE_pose_channel_active(ob);
+
+ if (pchan) {
+ float mat[3][3], tmat[3][3], obmat[3][3];
+ if (test_rotmode_euler(pchan->rotmode)) {
+ eulO_to_gimbal_axis(mat, pchan->eul,
pchan->rotmode);
+ }
+ else if (pchan->rotmode == ROT_MODE_AXISANGLE) {
+ axis_angle_to_gimbal_axis(mat,
pchan->rotAxis, pchan->rotAngle);
+ }
+ else { /* quat */
+ return 0;
+ }
- if (pchan) {
- float mat[3][3], tmat[3][3], obmat[3][3];
- if (test_rotmode_euler(pchan->rotmode)) {
- eulO_to_gimbal_axis(mat, pchan->eul,
pchan->rotmode);
- }
- else if (pchan->rotmode == ROT_MODE_AXISANGLE) {
- axis_angle_to_gimbal_axis(mat, pchan->rotAxis,
pchan->rotAngle);
- }
- else { /* quat */
- return 0;
- }
+ /* apply bone transformation */
+ mul_m3_m3m3(tmat, pchan->bone->bone_mat, mat);
- /* apply bone transformation */
- mul_m3_m3m3(tmat, pchan->bone->bone_mat, mat);
+ if (pchan->parent) {
+ float parent_mat[3][3];
- if (pchan->parent) {
- float parent_mat[3][3];
+ copy_m3_m4(parent_mat,
pchan->parent->pose_mat);
+ mul_m3_m3m3(mat, parent_mat, tmat);
- copy_m3_m4(parent_mat, pchan->parent->pose_mat);
- mul_m3_m3m3(mat, parent_mat, tmat);
+ /* needed if object transformation
isn't identity */
+ copy_m3_m4(obmat, ob->obmat);
+ mul_m3_m3m3(gmat, obmat, mat);
+ }
+ else {
+ /* needed if object transformation
isn't identity */
+ copy_m3_m4(obmat, ob->obmat);
+ mul_m3_m3m3(gmat, obmat, tmat);
+ }
- /* needed if object transformation isn't
identity */
- copy_m3_m4(obmat, ob->obmat);
- mul_m3_m3m3(gmat, obmat, mat);
+ normalize_m3(gmat);
+ return 1;
}
- else {
- /* needed if object transformation isn't
identity */
- copy_m3_m4(obmat, ob->obmat);
- mul_m3_m3m3(gmat, obmat, tmat);
+ }
+ else {
+ if (test_rotmode_euler(ob->rotmode)) {
+ eulO_to_gimbal_axis(gmat, ob->rot, ob->rotmode);
+ }
+ else if (ob->rotmode == ROT_MODE_AXISANGLE) {
+ axis_angle_to_gimbal_axis(gmat, ob->rotAxis,
ob->rotAngle);
+ }
+ else { /* quat */
+ return 0;
}
- normalize_m3(gmat);
+ if (ob->parent) {
+ float parent_mat[3][3];
+ copy_m3_m4(parent_mat, ob->parent->obmat);
+ normalize_m3(parent_mat);
+ mul_m3_m3m3(gmat, parent_mat, gmat);
+ }
return 1;
}
}
- else {
- if (test_rotmode_euler(ob->rotmode)) {
- eulO_to_gimbal_axis(gmat, ob->rot, ob->rotmode);
- }
- else if (ob->rotmode == ROT_MODE_AXISANGLE) {
- axis_angle_to_gimbal_axis(gmat, ob->rotAxis,
ob->rotAngle);
- }
- else { /* quat */
- return 0;
- }
-
- if (ob->parent) {
- float parent_mat[3][3];
- copy_m3_m4(parent_mat, ob->parent->obmat);
- normalize_m3(parent_mat);
- mul_m3_m3m3(gmat, parent_mat, gmat);
- }
- return 1;
- }
return 0;
}
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