射线检测增加一个提前的包围盒检测。

没有计划的版本迭代随着我的心情升级到0.4.0。

README.md

@@ -1,7 +1,8 @@
 # cheng3d
+# ver. 0.4.0
 #
 # Setup nodejs.
 #
 # Run 'npm install'
 # Run 'npm run start-dev'
-# Open url into your brower '127.0.0.1:8000'
+# Brower open '127.0.0.1:8000'

TODO

@@ -2,6 +2,7 @@
 # Shadowed spot light and point light lum attenuation
 # Animation
 # Raycaster to line and point
+# Particle
 # UI render
 # Mesh componentized
 # WebGL 2.0 support

package.json

@@ -1,7 +1,7 @@
 {
   "name": "cheng3d",
   "description": "A WEB 3D ENGINE BASED ON WEBGL",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "main": "test.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",

src/bounding/AABB.ts

@@ -4,6 +4,7 @@ import { SphereBounding } from './SphereBounding';
 import { Vector3 } from '../math/Vector3';
 import { Matrix4 } from '../math/Matrix4';
 import { Box } from '../math/Box';
+import { Ray } from '../math/Ray';
 
 export class AABB extends Bounding {
     protected _box: Box = new Box();
@@ -16,6 +17,10 @@ export class AABB extends Bounding {
         this._box.applyMatrix(mat);
     }
 
+    public intersectRay(ray: Ray) {
+        return ray.isIntersectBox(this._box);
+    }
+
     public intersect(bounding: Bounding) {
         const type = bounding.getType();
         switch(type) {

src/bounding/Bounding.ts

@@ -5,6 +5,7 @@ import { AABB } from './AABB';
 import { SphereBounding } from './SphereBounding';
 
 import { Matrix4 } from '../math/Matrix4';
+import { Ray } from '../math/Ray';
 
 export enum BoundingType {
     TYPE_SPHERE = 0,
@@ -41,6 +42,10 @@ export class Bounding {
         return null;
     }
 
+    public intersectRay(ray: Ray) {
+        return true;
+    }
+
     private static _obb1Pos: Vector3[] = [new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3()];
     private static _obb2Pos: Vector3[] = [new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3(), new Vector3()];
 

src/bounding/SphereBounding.ts

@@ -4,6 +4,7 @@ import { OBB } from './OBB'
 import { Vector3 } from '../math/Vector3';
 import { Matrix4 } from '../math/Matrix4';
 import { Sphere } from '../math/Sphere';
+import { Ray } from '../math/Ray';
 
 export class SphereBounding extends Bounding {
     protected _sphere: Sphere = new Sphere();
@@ -20,6 +21,10 @@ export class SphereBounding extends Bounding {
     public applyMatrix(mat: Matrix4) {
         this._sphere.applyMatrix(mat);
     }
+
+    public intersectRay(ray: Ray) {
+        return ray.isInstersectSphere(this._sphere);
+    }
 
     public intersect(bounding: Bounding) {
         const type = bounding.getType();

src/object/Mesh.ts

@@ -98,6 +98,10 @@ Mesh.prototype.raycast = function() {
             return;
         }
 
+        if (this._bounding && (!this._bounding.intersectRay(raycaster.ray))) {
+            return;
+        }
+
         let backCulling = true;
         if (!cullmode || cullmode === CGE.ZERO) {
             backCulling = false;

src/renderer/pipeline/ShadowMapPipeline.ts

@@ -16,8 +16,6 @@ import { LogBlurMaterial } from "../../material/LogBlurMaterial";
 import { Mesh } from "../../object/Mesh";
 import { ScreenGeometry } from "../../util/GeometryUtil";
 import { Texture2D } from '../../graphics/Texture2D';
-import { GaussianBlurMaterial } from '../../material/GaussianBlurMaterial';
-import { DownSample4Material } from '../../material/DownSample4Material';
 import { PointLight } from '../../light/PointLight';
 import { CubeVectors } from '../../graphics/TextureCube';
 

test.ts

@@ -53,7 +53,7 @@ let gb = Math.pow(0.5, 2.2);
 renderer.setClearColor(1.0, gb, gb, 1.0);
 // renderer.setClearColor(0, 0, 0, 1.0);
 
-camera.lookAt(new CGE.Vector3(0, 1, 10));
+// camera.lookAt(new CGE.Vector3(0, 1, 10));
 mainScene.setActiveCamera(camera);
 
 document.body.appendChild(renderer.getCanvas());
@@ -261,7 +261,7 @@ for(let i = 0; i < 4; i++) {
     p.setPosition(20, 20, 20);
     p.setDir(-1, 1, 1);
     p.angle = 0.5 * Math.PI * 0.5;
-    p.enableShadow();
+    // p.enableShadow();
     p.setFactor(0.9999);
     mainScene.addChild(p);
     window['sss'] = p;
@@ -271,7 +271,7 @@ for(let i = 0; i < 4; i++) {
     let p = new CGE.PointLight();
     p.setColor(4, 0, 0);
     p.setPosition(150, -30, 20);
-    p.enableShadow();
+    // p.enableShadow();
     p.setFactor(0.9999);
     mainScene.addChild(p);
     window['ppp'] = p;