Differential D6486 Diff 20514 source/blender/editors/armature/armature_utils.c

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	#undef EBONE_TEMP_UINT			#undef EBONE_TEMP_UINT

	return NULL;			return NULL;
	}			}

	void ED_armature_ebone_to_mat3(EditBone *ebone, float mat[3][3])			void ED_armature_ebone_to_mat3(EditBone *ebone, float mat[3][3])
	{			{
	float delta[3];			float delta[3], roll;

	/* Find the current bone matrix */			/* Find the current bone matrix */
	sub_v3_v3v3(delta, ebone->tail, ebone->head);			sub_v3_v3v3(delta, ebone->tail, ebone->head);
	vec_roll_to_mat3(delta, ebone->roll, mat);			roll = ebone->roll;
				if (!normalize_v3(delta)) {
				/* Use the orientation of the parent bone if any. */
				const EditBone *ebone_parent = ebone->parent;
				if (ebone_parent) {
				sub_v3_v3v3(delta, ebone_parent->tail, ebone_parent->head);
				normalize_v3(delta);
				roll = ebone_parent->roll;
				}
				}

				vec_roll_to_mat3_normalized(delta, roll, mat);
	}			}

	void ED_armature_ebone_to_mat4(EditBone *ebone, float mat[4][4])			void ED_armature_ebone_to_mat4(EditBone *ebone, float mat[4][4])
	{			{
	float m3[3][3];			float m3[3][3];

	ED_armature_ebone_to_mat3(ebone, m3);			ED_armature_ebone_to_mat3(ebone, m3);

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