D1873: Customize style for animation motion paths

New options to define the style of the animation paths in order to get
better visibility in complex scenes.

Now is possible define the color, thickness and several options relative
to the style of the lines used to draw motion path.

1 files changed, 30 insertions, 0 deletions

diff --git a/source/blender/blenloader/intern/versioning_270.c b/source/blender/blenloader/intern/versioning_270.c
index 88c583b827e..805542c35a6 100644
--- a/source/blender/blenloader/intern/versioning_270.c
+++ b/source/blender/blenloader/intern/versioning_270.c
@@ -1474,6 +1474,36 @@ void blo_do_versions_270(FileData *fd, Library *UNUSED(lib), Main *main)
 		for (Brush *br = main->brush.first; br; br = br->id.next) {
 			br->fill_threshold /= sqrt_3;
 		}
+
+		/* Custom motion paths */
+		if (!DNA_struct_elem_find(fd->filesdna, "bMotionPath", "int", "line_thickness")) {
+			Object *ob;
+			for (ob = main->object.first; ob; ob = ob->id.next) {
+				bMotionPath *mpath;
+				bPoseChannel *pchan;
+				mpath = ob->mpath;
+				if (mpath) {
+					mpath->color[0] = 1.0f;
+					mpath->color[1] = 0.0f;
+					mpath->color[2] = 0.0f;
+					mpath->line_thickness = 1;
+					mpath->flag |= MOTIONPATH_FLAG_LINES;
+				}
+				/* bones motion path */
+				if (ob->pose) {
+					for (pchan = ob->pose->chanbase.first; pchan; pchan = pchan->next) {
+						mpath = pchan->mpath;
+						if (mpath) {
+							mpath->color[0] = 1.0f;
+							mpath->color[1] = 0.0f;
+							mpath->color[2] = 0.0f;
+							mpath->line_thickness = 1;
+							mpath->flag |= MOTIONPATH_FLAG_LINES;
+						}
+					}
+				}
+			}
+		}
 	}
 
 	/* To be added to next subversion bump! */