fixes #1283

src/client/js/rendering/renderer.js

@@ -514,38 +514,71 @@ define([
 
 					let rendered = spriteRow[j];
 					let isHidden = checkHidden(i, j);
-					if (rendered.length > 0) {
-						if (!isHidden)
-							continue;
-						else {
+
+					if (isHidden) {
+						const nonFakeRendered = rendered.filter(r => !r.isFake);
+
+						let rLen = nonFakeRendered.length;
+						for (let k = 0; k < rLen; k++) {
+							let sprite = nonFakeRendered[k];
+
+							sprite.visible = false;
+							spritePool.store(sprite);
+							rendered.spliceWhere(s => s === sprite);
+						}
+
+						if (rLen) {
 							newHidden.push({
 								x: i,
 								y: j
 							});
+						}
 
-							let rLen = rendered.length;
-							for (let k = 0; k < rLen; k++) {
-								let sprite = rendered[k];
-								sprite.visible = false;
-								spritePool.store(sprite);
-							}
-							spriteRow[j] = [];
+						const hasFake = cell.some(c => c[0] === '-');
+						if (hasFake) {
+							const isFakeRendered = rendered.some(r => r.isFake);
+							if (isFakeRendered)
+								continue;
+						}
+					} else {
+						const fakeRendered = rendered.filter(r => r.isFake);
 
-							continue;
+						let rLen = fakeRendered.length;
+						for (let k = 0; k < rLen; k++) {
+							let sprite = fakeRendered[k];
+
+							sprite.visible = false;
+							spritePool.store(sprite);
+							rendered.spliceWhere(s => s === sprite);
 						}
-					} else if (isHidden)
-						continue;
-						
-					newVisible.push({
-						x: i,
-						y: j
-					});
+
+						if (rLen) {
+							newVisible.push({
+								x: i,
+								y: j
+							});
+						}
+
+						const hasNonFake = rendered.some(r => !r.isFake);
+						if (hasNonFake) {
+							const isNonFakeRendered = rendered.some(r => !r.isFake);
+							if (isNonFakeRendered)
+								continue;
+						}
+					}
 
 					for (let k = 0; k < cLen; k++) {
 						let c = cell[k];
 						if (c === '0' || c === '')
 							continue;
 
+						const isFake = +c < 0;
+						if (isFake && !isHidden)
+							continue;
+
+						if (isFake)
+							c = -c;
+
 						c--;
 
 						let flipped = '';
@@ -569,6 +602,9 @@ define([
 							tile.visible = true;
 						}
 
+						if (isFake)
+							tile.isFake = isFake;
+
 						tile.z = k;
 
 						rendered.push(tile);

src/client/js/rendering/spritePool.js

@@ -28,6 +28,8 @@ define([
 			if (!list) 
 				list = pool[type] = [];
 
+			delete sprite.isFake;
+
 			list.push(sprite);
 		}
 	};

src/server/world/map.js

@@ -115,8 +115,6 @@ module.exports = {
 		this.clientMap = {
 			zoneId: -1,
 			map: this.layers,
-			hiddenWalls: this.hiddenWalls,
-			hiddenTiles: this.hiddenTiles,
 			collisionMap: this.collisionMap,
 			clientObjects: this.objBlueprints,
 			padding: padding,
@@ -155,10 +153,17 @@ module.exports = {
 						newCell += ',';
 				}
 
-				if (this.hiddenWalls[i][j])
-					this.hiddenWalls[i][j] = randomMap.randomizeTile(this.hiddenWalls[i][j]);
-				if (this.hiddenTiles[i][j])
-					this.hiddenTiles[i][j] = randomMap.randomizeTile(this.hiddenTiles[i][j]);
+				let fakeContents = [];
+				const hiddenWall = this.hiddenWalls[i][j];
+				const hiddenTile = this.hiddenTiles[i][j];
+
+				if (hiddenTile)
+					fakeContents.push(-randomMap.randomizeTile(hiddenTile));
+				if (hiddenWall)
+					fakeContents.push(-randomMap.randomizeTile(hiddenWall));
+
+				if (fakeContents.length)
+					newCell += ',' + fakeContents.join(',');
 
 				row[j] = newCell;
 			}