idfk

src/client/object/camera.ts

@@ -62,7 +62,7 @@ export class ThirdPersonCamera {
     mousemove: (e: MouseEvent) => this.dragEvent(e.clientX, e.clientY),
     wheel: (e: WheelEvent) => {
       e.deltaY < 0 ? (this.distance /= 1.2) : (this.distance *= 1.2);
-      this.distance = clamp(this.distance, 4, 20);
+      this.distance = clamp(this.distance, 3, 20);
       this.calculateCameraOffset();
     },
     // mobile
@@ -88,22 +88,19 @@ export class ThirdPersonCamera {
         if (this.previousPinchLength) {
           const delta = pinchLength / this.previousPinchLength;
           delta > 0 ? (this.distance *= delta) : (this.distance /= delta);
-          this.distance = clamp(this.distance, 4, 20);
+          this.distance = clamp(this.distance, 3, 20);
           this.calculateCameraOffset();
         }
 
         this.previousPinchLength = pinchLength;
-      } else {
+      } else if (this.panning) {
         this.dragEvent(ev.touches[0].clientX, ev.touches[0].clientY);
       }
     },
     touchend: (ev: TouchEvent) => {
       this.pinching = false;
-      this.previousPinchLength = 0;
-
-      if (!ev.touches?.length) {
       this.panning = false;
-      }
+      this.previousPinchLength = 0;
     },
   };
 

src/client/object/world/quadtree/quadtree-node.ts

@@ -21,21 +21,22 @@ export enum LODSide {
   LEFT,
 }
 
-export function mirrorSide(x: number): number {
-  return (x + 2) % 4;
+export function mirrorSide(side: number): number {
+  return (side + 2) % 4;
 }
 
-export function isAdjacent(s: number, q: number): boolean {
-  return (4 + q - s) % 4 <= 1;
+export function isAdjacent(side: number, quadrant: number): boolean {
+  return (4 + quadrant - side) % 4 <= 1;
 }
 
-export function reflectSide(s: number, q: number): number {
-  return s % 2 ? (q % 2 ? q - 1 : q + 1) : 3 - q;
+export function reflectSide(side: number, quadrant: number): number {
+  return side % 2 ? (quadrant % 2 ? quadrant - 1 : quadrant + 1) : 3 - quadrant;
 }
 
 export class QuadtreeNode {
-  public _children: QuadtreeNode[] = [];
-  public _neighbors: QuadtreeNode[] = [];
+  private _children: QuadtreeNode[] = [];
+  private _neighbors: QuadtreeNode[] = [];
+  private _detailDifferences: number[] = [];
   private _leaf = true;
   private _mesh?: Mesh;
 
@@ -103,7 +104,12 @@ export class QuadtreeNode {
 
   public setNeighbor(side: LODSide, neighbor: QuadtreeNode) {
     this._neighbors[side] = neighbor;
-    neighbor._neighbors[mirrorSide(side)] = this;
+    if (neighbor) {
+      const mirrored = mirrorSide(side);
+      neighbor._neighbors[mirrored] = this;
+      neighbor._updateNeighborDetailDifferences(mirrored);
+    }
+    this._updateNeighborDetailDifferences(side);
   }
 
   public findNeighbor(side: LODSide) {
@@ -128,6 +134,31 @@ export class QuadtreeNode {
     }
   }
 
+  private _equalOrHigherNeighbor(side: LODSide): QuadtreeNode {
+    for (let node: QuadtreeNode = this; !!node; node = node.parent) {
+      if (node?._neighbors[side]) {
+        return node._neighbors[side];
+      }
+    }
+    return null;
+  }
+
+  private _updateNeighborDetailDifferences(side: LODSide) {
+    for (let i = 0; i < 4; i++) {
+      const neighbor = this._equalOrHigherNeighbor(i);
+      if (neighbor) {
+        this._detailDifferences[i] = Math.min(this.level - neighbor.level, 4);
+      }
+    }
+
+    if (!this._leaf) {
+      for (let i = 0; i < 4; i++) {
+        if (isAdjacent(side, i))
+          this._children[i]._updateNeighborDetailDifferences(side);
+      }
+    }
+  }
+
   private _createGeometry(): BufferGeometry {
     const apparentSize = this.root.size / Math.pow(2, this.level);
     const vertCount =
@@ -144,22 +175,21 @@ export class QuadtreeNode {
         const vertDivj = y / (vertCount - 1);
         const vertDivi = x / (vertCount - 1);
 
-        const absX = this.position.x + (y / (vertCount - 1)) * apparentSize;
-        const absY = this.position.y + (x / (vertCount - 1)) * apparentSize;
+        const absX = this.position.x + vertDivj * apparentSize;
+        const absY = this.position.y + vertDivi * apparentSize;
         const normal = this.root.getNormal(absX, absY);
+        const height = this.root.getHeight(absX, absY);
 
         // Calculate relative resolution
         const pj = vertDivj * (this.root.size / divisionLevel);
         const pi = vertDivi * (this.root.size / divisionLevel);
 
-        vertices.push(pj, this.root.getHeight(absX, absY), pi);
+        vertices.push(pj, height, pi);
         normals.push(normal.x, normal.y, normal.z);
         uvs.push(absX / (this.root.size - 1), absY / (this.root.size - 1));
-      }
-    }
 
-    for (let x = 0; x < vertCount - 1; x++) {
-      for (let y = 0; y < vertCount - 1; y++) {
+        // Create quad
+        if (x !== vertCount - 1 && y !== vertCount - 1) {
           const topLeft = x * vertCount + y;
           const topRight = topLeft + 1;
           const bottomLeft = (x + 1) * vertCount + y;
@@ -174,6 +204,21 @@ export class QuadtreeNode {
           );
         }
       }
+    }
+
+    // for (let test = 1; test < vertCount; test += 2) {
+    //   // bottom
+    //   vertices[test * 3 + 1] = vertices[test * 3 + 1] + 2;
+    //   // top
+    //   const testi = vertCount * vertCount * 3 - vertCount * 3 + test * 3;
+    //   vertices[testi + 1] = vertices[testi + 1] + 2;
+    //   // right
+    //   const testi2 = vertCount * 3 * test;
+    //   vertices[testi2 + 1] = vertices[testi2 + 1] + 2;
+    //   // left
+    //   const testi3 = vertCount * 3 * test + (vertCount - 1) * 3;
+    //   vertices[testi3 + 1] = vertices[testi3 + 1] + 2;
+    // }
 
     geometry.setIndex(indices);
     geometry.setAttribute('position', new Float32BufferAttribute(vertices, 3));