Fix: simplified landscape generation

assets/index.html

@@ -64,12 +64,12 @@
 
         class Landscape {
             constructor() {
-                this.gridSize = 60;
-                this.gridRange = 40;
-                this.offsetX = -this.gridRange * this.gridSize;
-                this.offsetZ = -this.gridRange * this.gridSize;
+                this.gridSize = 80;
+                this.gridRange = 50;
+                this.offsetX = 0;
+                this.offsetZ = 0;
                 this.points = new Map();
-                this.waterLevel = -15;
+                this.waterLevel = -10;
                 this.updateOffset();
             }
 
@@ -78,14 +78,13 @@
             }
 
             generateHeight(x, z) {
-                const nx = x / 80;
-                const nz = z / 80;
+                const nx = x / 100;
+                const nz = z / 100;
                 let y = 0;
-                y += Math.sin(nx) * 25;
-                y += Math.cos(nz) * 25;
+                y += Math.sin(nx) * 30;
+                y += Math.cos(nz) * 30;
                 y += Math.sin(nx * 2 + nz * 0.5) * 15;
                 y += Math.cos(nz * 2 - nx) * 15;
-                y += Math.sin(nx * 3 - nz * 2) * 8;
                 return y;
             }
 
@@ -95,35 +94,20 @@
 
             updateOffset() {
                 this.offsetX -= 1;
-                this.offsetZ -= 0.5;
-                if (this.offsetX < -this.gridSize) {
-                    this.offsetX = 0;
-                }
+                this.offsetZ -= 1;
             }
 
             getPoint(x, z) {
-                const key = this.getKey(x + this.offsetX, z + this.offsetZ);
-                if (this.points.has(key)) {
-                    return this.points.get(key);
-                }
-
                 const worldX = x * this.gridSize + this.offsetX;
                 const worldZ = z * this.gridSize + this.offsetZ;
                 const y = this.generateHeight(worldX, worldZ);
                 const point = new Point3D(worldX, y, worldZ);
                 point.isWater = this.isWater(worldX, worldZ, y);
-                this.points.set(key, point);
                 return point;
             }
 
             update() {
                 this.updateOffset();
-                this.points.forEach((val, key) => {
-                    const [gx, gz] = key.split(',').map(Number);
-                    if (gx > this.gridRange || gz > this.gridRange) {
-                        this.points.delete(key);
-                    }
-                });
             }
 
             draw() {