6.5.6

package-lock.json

@@ -1,12 +1,12 @@
 {
 	"name": "ws4kp",
-	"version": "6.5.5",
+	"version": "6.5.6",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "ws4kp",
-			"version": "6.5.5",
+			"version": "6.5.6",
 			"license": "MIT",
 			"dependencies": {
 				"dotenv": "^17.0.1",

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "ws4kp",
-	"version": "6.5.5",
+	"version": "6.5.6",
 	"description": "Welcome to the WeatherStar 4000+ project page!",
 	"main": "index.mjs",
 	"type": "module",

server/scripts/modules/radar-tiles.mjs

@@ -9,10 +9,12 @@ const pixelToFile = (xPixel, yPixel) => {
 	return `${yTile}-${xTile}`;
 };
 
-// convert a pixel location in the overall map to a pixel location on the tile
+// convert a pixel location in the overall map to a pixel location on the tile set
 const modTile = (xPixel, yPixel) => {
-	const x = Math.round(xPixel) % TILE_SIZE.x;
-	const y = Math.round(yPixel) % TILE_SIZE.y;
+	// adjust for additional 1 tile when odd
+	const x = (Math.floor(xPixel) % (TILE_SIZE.x));
+	const y = (Math.floor(yPixel) % (TILE_SIZE.y));
+
 	return { x, y };
 };
 
@@ -46,8 +48,8 @@ const setTiles = (data) => {
 	// determine which tiles are used
 	const usedTiles = [
 		true,
-		TILE_SIZE.x - tileShift.x < RADAR_FINAL_SIZE.width,
-		TILE_SIZE.y - tileShift.y < RADAR_FINAL_SIZE.width,
+		tileShift.x + TILE_SIZE.x > RADAR_FINAL_SIZE.width,
+		tileShift.y + TILE_SIZE.y > RADAR_FINAL_SIZE.height,
 	];
 	// if we need t[1] and t[2] then we also need t[3]
 	usedTiles.push(usedTiles[1] && usedTiles[2]);