三個js陰影

Question

我一直在tree.js中的場景中工作，以幫助理解如何創建一個類似於3dsMax的場景。我正在嘗試添加陰影。

從我讀過的東西我應該看到地面上的陰影，由lightSpot_Right投射，barStool是遮擋物體。但我不是！如果有人有任何建議，將不勝感激！

///webGL - Locking down the Basics 
/////////////////////////////////////////////////////////////Environment Settings/////////////////////////////////////////////////////////////////////// 
///Renderer 
var scene = new THREE.Scene(); 

var renderer = new THREE.WebGLRenderer(); 
renderer.setSize(window.innerWidth, window.innerHeight); 

renderer.shadowMapEnabled = true; 

document.body.appendChild(renderer.domElement); 

///Camera's 
var camera = new THREE.PerspectiveCamera(75, window.innerWidth/window.innerHeight, 0.1, 1000); 
scene.add(camera); 

var cubeCamera = new THREE.CubeCamera(1, 1000, 256); // parameters: near, far, resolution 
cubeCamera.renderTarget.texture.minFilter = THREE.LinearMipMapLinearFilter; // mipmap filter 
scene.add(cubeCamera); 

camera.position.set(0, 16, 25); 
camera.rotation.x += -0.32; 

///Controls 



///Lights 

var lightSpot_Right = new THREE.SpotLight(0xffffff); 
lightSpot_Right.position.set(50, 50, 0); 
lightSpot_Right.castShadow = true; 
lightSpot_Right.shadowMapWidth = 1024; 
lightSpot_Right.shadowMapHeight = 1024; 
lightSpot_Right.shadowCameraNear = 500; 
lightSpot_Right.shadowCameraFar = 4000; 
lightSpot_Right.shadowCameraFov = 30; 
scene.add(lightSpot_Right); 

var lightDirect_Left = new THREE.DirectionalLight(0xffffff, 0.25); 
lightDirect_Left.position.set(-1, 0, 0); 
scene.add(lightDirect_Left); 

//var lightAmb = new THREE.AmbientLight(0x262626); // soft white light 
//scene.add(lightAmb); 

///Loaders 
var loadTexture = new THREE.TextureLoader(); 
var loader = new THREE.JSONLoader(); 

///skyBox 
var imagePrefix = "textures/"; 
var directions = ["skyboxRight", "skyboxLeft", "skyboxTop", "skyboxBottom", "skyboxFront", "skyboxBack"]; 
var imageSuffix = ".jpg"; 

var skyMaterialArray = []; 
for (var i = 0; i < 6; i++) 
    skyMaterialArray.push(new THREE.MeshBasicMaterial({ 
     map: new THREE.TextureLoader().load(imagePrefix + directions[i] + imageSuffix), 
     side: THREE.BackSide 
    })); 
var skyMaterial = new THREE.MeshFaceMaterial(skyMaterialArray); 


var skyGeometry = new THREE.CubeGeometry(500, 500, 500); 
var skyBox = new THREE.Mesh(skyGeometry, skyMaterial); 
scene.add(skyBox); 

var groundPlaneMat = new THREE.MeshPhongMaterial({ 


}) 

////////////////////////////////////////////////////////Object Settings////////////////////////////////////////////////////////////////// 

//Textures 
var seatTexture = loadTexture.load("textures/Maharam_Mister_Notice_Diffuse.jpg"); 

var conceteDiffuse = loadTexture.load("textures/Contrete_Diffuse.jpg"); 
var conceteNormal = loadTexture.load("textures/Contrete_Normal.jpg"); 
var conceteSpecular = loadTexture.load("textures/Contrete_Specular.jpg"); 

///Materials 
var seatMaterial = new THREE.MeshLambertMaterial({ 
    map: seatTexture, 
    side: THREE.doubleside 
}); 
var frameMaterial = new THREE.MeshPhongMaterial({ 
    envMap: cubeCamera.renderTarget, 
    color: 0xcccccc 

}); 
var frameHardwareMat = new THREE.MeshPhongMaterial({ 
    color: 0x000000 
}); 
var feetMat = new THREE.MeshPhongMaterial({ 
    color: 0x050505, 
    shininess: 99 
}); 

var sphereMat = new THREE.MeshPhongMaterial({ 
    envMap: cubeCamera.renderTarget 

}); 

var groundMat = new THREE.MeshPhongMaterial({ 
    map: conceteDiffuse, 
    specularMap: conceteSpecular 
}); 

///Geometry and Meshes 
var barStool = new THREE.Object3D(); 
scene.add(barStool); 
barStool.castShadow = true; 

var seatMesh; 
loader.load("models/stoolSeat.js", function (geometry, material) { 
    seatMesh = new THREE.Mesh(geometry, seatMaterial); 
    seatMesh.scale.set(.5, .5, .5); 
    barStool.add(seatMesh); 

}); 

var frameMesh; 
loader.load("models/stoolFrame.js", function (geometry, material) { 
    frameMesh = new THREE.Mesh(geometry, frameMaterial); 
    frameMesh.scale.set(.5, .5, .5); 
    barStool.add(frameMesh); 

}); 

var frameFeetMesh; 
loader.load("models/stoolFeet.js", function (geometry, material) { 
    frameFeetMesh = new THREE.Mesh(geometry, feetMat); 
    frameFeetMesh.scale.set(.5, .5, .5); 
    barStool.add(frameFeetMesh); 
}); 

var frameHardwareMesh; 
loader.load("models/stoolHardware.js", function (geomtry, material) { 
    frameHardwareMesh = new THREE.Mesh(geomtry, frameHardwareMat); 
    frameHardwareMesh.scale.set(.5, .5, .5); 
    barStool.add(frameHardwareMesh); 
}); 


var sphereGeo = new THREE.SphereGeometry(2.5, 50, 50); 
var sphereMesh = new THREE.Mesh(sphereGeo, sphereMat); 
scene.add(sphereMesh); 

sphereMesh.position.set(-10, 5, 0); 

var groundGeo = new THREE.PlaneGeometry(100, 50, 1); 
var groundMesh = new THREE.Mesh(groundGeo, groundMat); 
scene.add(groundMesh); 

groundMesh.rotation.x = -90 * Math.PI/180; 
groundMesh.receiveShadow = true; 


///Render Scene 

var render = function() { 

    requestAnimationFrame(render); 
    barStool.rotation.y += 0.01; 

    sphereMesh.visible = false; 
    cubeCamera.position.copy(sphereMesh.position); 
    cubeCamera.updateCubeMap(renderer, scene); 
    sphereMesh.visible = true; 
    /* 
    frameMesh.visible = false; 
    cubeCamera.position.copy(frameMesh.position); 
    cubeCamera.updateCubeMap(renderer, scene); 
    frameMesh.visible = true; 
    */ 
    renderer.render(scene, camera); 
}; 

render(); 

Answer 1

我想通了！我應該分配.castShadow = true;而不是將其設置爲barStool，它是一個空的Object3D，它是包含凳子的網格的父節點。