X-Git-Url: https://gitweb.ps.run/cloth_sim/blobdiff_plain/590349d576668595128e2d15bbd72e9391a97fc1..8ecb6f064f0708ed010f1239a7bddc283411b6e7:/Scripts/main.js

diff --git a/Scripts/main.js b/Scripts/main.js
index 20a6e92..588e8f1 100644
--- a/Scripts/main.js
+++ b/Scripts/main.js
@@ -1,12 +1,22 @@
 import { Face, Spring, Cloth } from './cloth.js';
 
+function addLights(scene){
+  
+  scene.add( new THREE.AmbientLight( 0x222222 ) );
 
-/**
- * rendering
- * Einheiten konsistent
- * Wind
- * evtl. an Stoff ziehen
- */
+  const light1 = new THREE.PointLight( 0xffffff, 1, 50 );
+  light1.position.set( 15, 1, 40 );
+  scene.add( light1 );
+
+  const light2 = new THREE.PointLight( 0xffffff, 1, 50 );
+  light2.position.set( -15, 0, 40 );
+  scene.add( light2 );
+
+  const light3 = new THREE.PointLight( 0xffffff, 1, 50 );
+  light3.position.set( 0, -1, 40 );
+  scene.add( light3 );
+  
+}
 
 /**
  * setup THREE JS Scene, Camera and Renderer
@@ -25,9 +35,9 @@ function setup_scene(canvasSpace) {
   scene.add(directionalLight);
 
   /** position camera */
-  camera.position.y = 5;
+  camera.position.y = 3;
   camera.position.z = 10;
-
+  addLights(scene);
   return [scene, camera, renderer];
 }
 
@@ -52,27 +62,20 @@ function init() {
   
   /** setup cloth and generate debug mesh */
   let cloth = new Cloth();
-  cloth.createBasic(10, 10, 10, 10);
+  cloth.createBasic(10, 10, 20, 20);
   //cloth.createDebugMesh(scene);
 
-  //const material = new THREE.MeshBasicMaterial({ color: 0x0000ff, side: THREE.DoubleSide });
-  const material = new THREE.MeshPhongMaterial({ color: 0x0000ff, side: THREE.DoubleSide });
+
+  const material = new THREE.MeshStandardMaterial({ color: 0xC70039, side: THREE.DoubleSide, flatShading: false });
   const mesh = new THREE.Mesh(cloth.geometry, material);
-  //const mesh = new THREE.WireframeGeometry(cloth.geometry);
-  //const line = new THREE.LineSegments(mesh);
-  //line.material.depthTest = false;
-  //line.material.opacity = 0.25;
-  //line.material.transparent = true;
+
   scene.add(mesh);
 
-  scene.add( new THREE.AmbientLight( 0x666666 ) );
 
-  const light = new THREE.DirectionalLight( 0xffffff, 0.5 );
-  light.position.set( 0, 1, 0.5 );
-  scene.add( light );
   
   let raycaster = new THREE.Raycaster();
-
+  let intersects;
+  let rightMousePressed;
   /**
    * function called every frame
    * @param {number} dt - time passed since last frame in ms
@@ -82,9 +85,9 @@ function init() {
 
     raycaster.setFromCamera( new THREE.Vector2((mousePos.x / w) * 2 - 1, ((h - mousePos.y) / h) * 2 - 1), camera );
 
-    const intersects = raycaster.intersectObject( mesh );
+    intersects = raycaster.intersectObject( mesh );
 
-    if ( intersects.length > 0 ) {
+    if ( intersects.length > 0 && rightMousePressed) {
       cloth.wind(intersects);
     }
     setTimeout(() => {
@@ -115,9 +118,55 @@ function init() {
     animate(performance.now());
   }
 
+  
+
   /** add mouse move callback */
   canvas.onmousemove = (evt) => {
     mousePos.x = evt.clientX;
     mousePos.y = evt.clientY;
+
+    cloth.mouseMove(calculateMousePosToWorld(evt));
   };
+
+  /**
+   * Prevent context menu while blowing wind
+   */
+  canvas.addEventListener('contextmenu', function(evt) { 
+    evt.preventDefault();
+  }, false);
+
+
+  canvas.onmousedown = (evt) => {
+
+    // Check mouse click
+    rightMousePressed = evt.button == 2;
+    
+    if(intersects.length > 0 && evt.button == 0){
+      cloth.mousePress(intersects);
+    } 
+  }
+  
+  canvas.onmouseup = (evt) => {
+    cloth.mouseRelease();
+    rightMousePressed = false;
+  }
+
+  function calculateMousePosToWorld(evt){
+    var vec = new THREE.Vector3(); // create once and reuse
+    var pos = new THREE.Vector3(); // create once and reuse
+
+    vec.set(
+      ( evt.clientX / window.innerWidth ) * 2 - 1,
+    - ( evt.clientY / window.innerHeight ) * 2 + 1,
+      0.5 );
+
+    vec.unproject( camera );
+
+    vec.sub( camera.position ).normalize();
+
+    var distance = - camera.position.z / vec.z;
+
+    pos.copy( camera.position ).add( vec.multiplyScalar( distance ) );
+    return pos;
+  }
 }
\ No newline at end of file