tracker/pt: grayscale methods work

- fix a braino (don't divide by two)
- default to exact averaging, not perceptual weighted
- use more specific cv::addWeighted

1 files changed, 3 insertions, 2 deletions

diff --git a/tracker-pt/ftnoir_tracker_pt_settings.h b/tracker-pt/ftnoir_tracker_pt_settings.h
index 265d382e..6bbba16b 100644
--- a/tracker-pt/ftnoir_tracker_pt_settings.h
+++ b/tracker-pt/ftnoir_tracker_pt_settings.h
@@ -15,9 +15,10 @@ enum pt_color_type
 {
     // explicit values, gotta preserve the numbering in .ini
     // don't reuse when removing some of the modes
-    pt_color_normal = 2,
+    pt_color_natural = 2,
     pt_color_red_only = 3,
     pt_color_floppy_filter = 4,
+    pt_color_average = 5,
 };
 
 struct settings_pt : opts
@@ -74,6 +75,6 @@ struct settings_pt : opts
         dynamic_pose(b, "dynamic-pose-resolution", true),
         init_phase_timeout(b, "init-phase-timeout", 250),
         auto_threshold(b, "automatic-threshold", true),
-        blob_color(b, "blob-color", pt_color_normal)
+        blob_color(b, "blob-color", pt_color_average)
     {}
 };