Three.js API手册

动画
AnimationAction AnimationClip AnimationMixer AnimationObjectGroup AnimationUtils KeyframeTrack PropertyBinding PropertyMixer
动画 / 轨道
BooleanKeyframeTrack ColorKeyframeTrack NumberKeyframeTrack QuaternionKeyframeTrack StringKeyframeTrack VectorKeyframeTrack
音频
Audio AudioAnalyser AudioContext AudioListener PositionalAudio
摄像机
ArrayCamera Camera CubeCamera OrthographicCamera PerspectiveCamera StereoCamera
常量
Animation Core CustomBlendingEquation DrawModes Materials Renderer Textures
核心
BufferAttribute BufferGeometry Clock DirectGeometry EventDispatcher Face3 Geometry InstancedBufferAttribute InstancedBufferGeometry InstancedInterleavedBuffer InterleavedBuffer InterleavedBufferAttribute Layers Object3D Raycaster Uniform
核心 / BufferAttributes
BufferAttribute_Types
弃用列表
DeprecatedList
附件
Earcut ShapeUtils
附件 / 核心
Curve CurvePath Font Interpolations Path Shape ShapePath
附件 / 曲线
ArcCurve CatmullRomCurve3 CubicBezierCurve CubicBezierCurve3 EllipseCurve LineCurve LineCurve3 QuadraticBezierCurve QuadraticBezierCurve3 SplineCurve
附件 / 物体
ImmediateRenderObject
几何体
BoxBufferGeometry BoxGeometry CircleBufferGeometry CircleGeometry ConeBufferGeometry ConeGeometry CylinderBufferGeometry CylinderGeometry DodecahedronBufferGeometry DodecahedronGeometry EdgesGeometry ExtrudeBufferGeometry ExtrudeGeometry IcosahedronBufferGeometry IcosahedronGeometry LatheBufferGeometry LatheGeometry OctahedronBufferGeometry OctahedronGeometry ParametricBufferGeometry ParametricGeometry PlaneBufferGeometry PlaneGeometry PolyhedronBufferGeometry PolyhedronGeometry RingBufferGeometry RingGeometry ShapeBufferGeometry ShapeGeometry SphereBufferGeometry SphereGeometry TetrahedronBufferGeometry TetrahedronGeometry TextBufferGeometry TextGeometry TorusBufferGeometry TorusGeometry TorusKnotBufferGeometry TorusKnotGeometry TubeBufferGeometry TubeGeometry WireframeGeometry
辅助对象
ArrowHelper AxesHelper BoxHelper Box3Helper CameraHelper DirectionalLightHelper FaceNormalsHelper GridHelper PolarGridHelper PositionalAudioHelper HemisphereLightHelper PlaneHelper PointLightHelper RectAreaLightHelper SkeletonHelper SpotLightHelper VertexNormalsHelper
灯光
AmbientLight DirectionalLight HemisphereLight Light PointLight RectAreaLight SpotLight
灯光 / 阴影
DirectionalLightShadow LightShadow SpotLightShadow
加载器
AnimationLoader AudioLoader BufferGeometryLoader Cache CompressedTextureLoader CubeTextureLoader DataTextureLoader FileLoader FontLoader ImageBitmapLoader ImageLoader Loader LoaderUtils MaterialLoader ObjectLoader TextureLoader
加载器 / 管理器
DefaultLoadingManager LoadingManager
材质
LineBasicMaterial LineDashedMaterial Material MeshBasicMaterial MeshDepthMaterial MeshDistanceMaterial MeshLambertMaterial MeshMatcapMaterial MeshNormalMaterial MeshPhongMaterial MeshPhysicalMaterial MeshStandardMaterial MeshToonMaterial PointsMaterial RawShaderMaterial ShaderMaterial ShadowMaterial SpriteMaterial
数学库
Box2 Box3 Color Cylindrical Euler Frustum Interpolant Line3 Math Matrix3 Matrix4 Plane Quaternion Ray Sphere Spherical Triangle Vector2 Vector3 Vector4
数学库 / 插值
CubicInterpolant DiscreteInterpolant LinearInterpolant QuaternionLinearInterpolant
物体
Bone Group Line LineLoop LineSegments LOD Mesh Points Skeleton SkinnedMesh Sprite
渲染器
WebGLMultisampleRenderTarget WebGLRenderer WebGLRenderTarget WebGLRenderTargetCube
渲染器 / 着色器
ShaderChunk ShaderLib UniformsLib UniformsUtils
场景
Fog FogExp2 Scene
纹理贴图
CanvasTexture CompressedTexture CubeTexture DataTexture DataTexture3D DepthTexture Texture VideoTexture
在线工具推荐: Three.js AI纹理开发包 - YOLO合成数据生成器 - GLTF/GLB在线编辑 - 3D模型格式在线转换 - 可编程3D场景编辑器

WebGLRenderTarget

render target是一个缓冲,就是在这个缓冲中,视频卡为正在后台渲染的场景绘制像素。 它用于不同的效果,例如用于在一个图像显示在屏幕上之前先做一些处理。

构造器

WebGLRenderTarget(width : Number, height : Number, options : Object)

width -renderTarget的宽度
height - renderTarget的高度
options - (可选)一个保存着自动生成的目标纹理的纹理参数以及表示是否使用深度缓存/模板缓存的布尔值的对象 以下是一些合法选项:

wrapS - 默认是ClampToEdgeWrapping.
wrapT - 默认是ClampToEdgeWrapping.
magFilter - 默认是LinearFilter.
minFilter - 默认是LinearFilter.
format - 默认是RGBAFormat.
type - 默认是UnsignedByteType.
anisotropy - 默认是1. 参见Texture.anistropy
encoding - 默认是LinearEncoding.
depthBuffer - 默认是true. 如果不需要就设为false
stencilBuffer - 默认是true. 如果不需要就设为false

创建一个新WebGLRenderTarget

属性

# .width : number

渲染目标宽度

# .height : number

渲染目标高度

# .scissor : Vector4

渲染目标视口内的一个矩形区域,区域之外的片元将会被丢弃

# .scissorTest : boolean

表明是否激活了剪裁测试

# .viewport : Vector4

渲染目标的视口

# .texture : Texture

纹理实例保存这渲染的像素,用作进一步处理的输入值

# .depthBuffer : boolean

渲染到深度缓冲区。默认true.

# .stencilBuffer : boolean

渲染到模板缓冲区。默认true.

# .depthTexture : DepthTexture

如果设置,那么场景的深度将会被渲染到慈纹理上。默认是null.

方法

# .setSize ( width : Number, height : Number ) : null

设置渲染目标的大小

# .clone () : WebGLRenderTarget

创建一个渲染目标副本

# .copy ( source : WebGLRenderTarget ) : WebGLRenderTarget

采用传入的渲染目标的设置

# .dispose () : null

发出一个处理事件

EventDispatcher方法可从此类中获得

源码

src/renderers/WebGLRenderTarget.js