Point shape (#278)

* add callbacks for preprocessing steps

* change point shape settings

Author: koide3

config/config_viewer.json

@@ -15,8 +15,8 @@
     "enable_partial_rendering": false,
     "partial_rendering_budget": 1024,
     "point_shape_circle": true,
-    "point_size_metric": false,
-    "point_size": 10.0,
+    "point_size_metric": true,
+    "point_size": 0.05,
     "points_alpha": 0.5,
     "factors_alpha": 0.5
   },
@@ -30,8 +30,8 @@
     "enable_partial_rendering": false,
     "partial_rendering_budget": 1024,
     "point_shape_circle": true,
-    "point_size_metric": false,
-    "point_size": 10.0,
+    "point_size_metric": true,
+    "point_size": 0.05,
     "points_alpha": 0.5,
     "factors_alpha": 0.5
   }

src/glim/viewer/editor/points_selector.cpp

@@ -229,7 +229,7 @@ void PointsSelector::draw_ui() {
 
     auto& settings = viewer->shader_setting();
     auto point_size_ = settings.get<float>("point_size");
-    float point_size = point_size_ ? *point_size_ : 10.0f;
+    float point_size = point_size_ ? *point_size_ : 0.05f;
     if (ImGui::DragFloat("Point size", &point_size, 0.01f, 0.01f, 100.0f)) {
       settings.set_point_size(point_size);
     }

src/glim/viewer/interactive_viewer.cpp

@@ -70,7 +70,7 @@ InteractiveViewer::InteractiveViewer() : logger(create_module_logger("viewer"))
   points_alpha = config.param("interactive_viewer", "points_alpha", 1.0);
   factors_alpha = config.param("interactive_viewer", "factors_alpha", 1.0);
 
-  point_size = config.param("interactive_viewer", "point_size", 1.0);
+  point_size = config.param("interactive_viewer", "point_size", 0.05);
   point_size_metric = config.param("interactive_viewer", "point_size_metric", false);
   point_shape_circle = config.param("interactive_viewer", "point_shape_circle", true);
 

src/glim/viewer/standard_viewer.cpp

@@ -79,8 +79,8 @@ StandardViewer::StandardViewer() : logger(create_module_logger("viewer")) {
   points_alpha = config.param("standard_viewer", "points_alpha", 1.0);
   factors_alpha = config.param("standard_viewer", "factors_alpha", 1.0);
 
-  point_size = config.param("standard_viewer", "point_size", 1.0);
-  point_size_metric = config.param("standard_viewer", "point_size_metric", false);
+  point_size = config.param("standard_viewer", "point_size", 0.05);
+  point_size_metric = config.param("standard_viewer", "point_size_metric", true);
   point_shape_circle = config.param("standard_viewer", "point_shape_circle", true);
 
   trajectory.reset(new TrajectoryManager);