[#14400] Crash on grab/move on axis when nothing selected (patch included)

I used a different fix than the included patch, but that was a pretty nasty crasher (only crash on menu/toolbox, not hotkeys).

1 files changed, 16 insertions, 0 deletions

diff --git a/source/blender/src/transform_constraints.c b/source/blender/src/transform_constraints.c
index 769ebd2ea97..2d01c2303fc 100644
--- a/source/blender/src/transform_constraints.c
+++ b/source/blender/src/transform_constraints.c
@@ -550,6 +550,10 @@ void setUserConstraint(TransInfo *t, int mode, const char ftext[]) {
 void BIF_setLocalLockConstraint(char axis, char *text) {
 	TransInfo *t = BIF_GetTransInfo();
 
+	if (t->total == 0) {
+		return;
+	}
+	
 	switch (axis) {
 	case 'x':
 		setLocalConstraint(t, (CON_AXIS1|CON_AXIS2), text);
@@ -566,6 +570,10 @@ void BIF_setLocalLockConstraint(char axis, char *text) {
 void BIF_setLocalAxisConstraint(char axis, char *text) {
 	TransInfo *t = BIF_GetTransInfo();
 
+	if (t->total == 0) {
+		return;
+	}
+	
 	switch (axis) {
 	case 'X':
 		setLocalConstraint(t, CON_AXIS0, text);
@@ -584,6 +592,10 @@ void BIF_setSingleAxisConstraint(float vec[3], char *text) {
 	TransInfo *t = BIF_GetTransInfo();
 	float space[3][3], v[3];
 	
+	if (t->total == 0) {
+		return;
+	}
+	
 	VECCOPY(space[0], vec);
 
 	v[0] = vec[2];
@@ -622,6 +634,10 @@ void BIF_setDualAxisConstraint(float vec1[3], float vec2[3], char *text) {
 	TransInfo *t = BIF_GetTransInfo();
 	float space[3][3];
 	
+	if (t->total == 0) {
+		return;
+	}
+
 	VECCOPY(space[0], vec1);
 	VECCOPY(space[1], vec2);
 	Crossf(space[2], space[0], space[1]);