Only show undiscovered platonic artifacts

gamestate.c

@@ -3281,23 +3281,35 @@ void process(struct GameState *gs, double dt)
                     for (int i = 0; i < MAX_BOX_TYPES; i++)
                     {
                       cpVect cur_pos = gs->platonic_positions[i];
-                      if (cpvlength(cur_pos) > 0.0) // zero is uninitialized, the platonic solid doesn't exist (probably) @Robust do better
+                      if (cpvlengthsq(cur_pos) > 0.0) // zero is uninitialized, the platonic solid doesn't exist (probably) @Robust do better
                       {
                         cpVect towards = cpvsub(cur_pos, from_pos);
                         double length_to_cur = cpvlength(towards);
                         detections[i].direction = cpvnormalize(towards);
+                        detections[i].of_type = i;
                         detections[i].intensity = length_to_cur; // so it sorts correctly, changed to intensity correctly after sorting
                       }
                     }
                     qsort(detections, MAX_BOX_TYPES, sizeof(detections[0]), platonic_detection_compare);
                     for (int i = 0; i < SCANNER_MAX_PLATONICS; i++)
                     {
-                      cur_box->detected_platonics[i] = detections[i];
-                      if (cur_box->detected_platonics[i].intensity > 0.0)
+                      for (int detections_i = 0; detections_i < MAX_BOX_TYPES; detections_i++)
                       {
+                        // so can be viewed in debugger what causes it not to be used
+                        bool use_this_detection = true;
+                        use_this_detection &= detections[detections_i].intensity > 0.0;
+                        use_this_detection &= !detections[detections_i].used_in_scanner_closest_lightning_bolts;
+                        use_this_detection &= !learned_boxes_has_box(cur_box->blueprints_learned, detections[detections_i].of_type);
+                        if (use_this_detection)
+                        {
+                          detections[detections_i].used_in_scanner_closest_lightning_bolts = true;
+                          cur_box->detected_platonics[i] = detections[detections_i];
                           cur_box->detected_platonics[i].intensity = max(0.1, 1.0 - clamp01(cur_box->detected_platonics[i].intensity / 100.0));
                         }
                       }
+                    }
+
+                    // after the above logic detections has been modified, do not use
 
                     circle_query(gs->space, entity_pos(cur_box), SCANNER_MAX_RANGE);
                     cpBody *body_results[512] = {0};

types.h

@@ -257,8 +257,12 @@ typedef struct InputFrame
 
 typedef struct PlatonicDetection
 {
+  // only these two are serialized
   cpVect direction;
   double intensity;
+  
+  enum BoxType of_type;
+  bool used_in_scanner_closest_lightning_bolts;
 } PlatonicDetection;
 
 typedef struct Entity