Merge branch 'feature/fix-diagonal-measure' into develop

scripts/segments.js

@@ -164,13 +164,25 @@ export function elevationRulerDistanceFunction(wrapped, physical_path) {
 
   physical_path.destination = ProjectElevatedPoint(physical_path.origin, physical_path.destination);
   delete physical_path.origin.z;
+  delete physical_path.destination.z;
+
+  // if we are using grid spaces, the destination needs to be re-centered to the grid.
+  // otherwise, when a token moves in 2-D diagonally, the 3-D measure will be inconsistent
+  // depending on cardinality of the move, as rounding will increase/decrease to the nearest gridspace
+  if(this.measure_distance_options?.gridSpaces) {
+    // canvas.grid.getCenter returns an array [x, y];
+    const snapped = canvas.grid.getCenter(physical_path.destination.x, physical_path.destination.y);
+    log(`Snapping ${physical_path.destination.x}, ${physical_path.destination.y} to ${snapped[0]}, ${snapped[1]}`);
+    physical_path.destination = { x: snapped[0], y: snapped[1] };
+  }
+
+
   log(`Projected physical_path from origin ${physical_path.origin.x}, ${physical_path.origin.y} 
                                      to dest ${physical_path.destination.x}, ${physical_path.destination.y}`);
 
   return wrapped(physical_path);
 }
 
-
 /* 
  * @param {number} segmentDistance
  * @param {number} totalDistance