Class Shader

constructor

• new Shader(params?: ShaderParameters): Shader

  Parameters

  • params: ShaderParameters = {}

    初始化参数，所有params都会复制到实例上

  Returns Shader

alwaysUse

ReadonlyclassName

fs

Readonlyid

ReadonlyisShader

vs

StaticcommonOptions

Staticshaders

Staticcache

• get cache(): Cache<Shader>

  Shader 缓存

  Returns Cache<Shader>

StaticheaderCache

• get headerCache(): Cache<string>

  Shader header缓存，一般不用管

  Returns Cache<string>

destroy

• destroy(): this

  销毁资源

  Returns this

  this

destroyIfNoRef

• destroyIfNoRef(renderer: ShaderRenderer): this

  没有被引用时销毁资源

  Parameters

  • renderer: ShaderRenderer

  Returns this

  this

StaticgetBasicShader

• getBasicShader(
      material: Material,
      isUseInstance: boolean,
      header: string,
      renderer?: ShaderPrecisionProvider,
  ): Shader

  获取基础 shader

  Parameters

  • material: Material
  • isUseInstance: boolean
  • header: string

    已生成的 shader 宏定义

  • Optionalrenderer: ShaderPrecisionProvider

  Returns Shader

StaticgetCustomShader

• getCustomShader(
      vs: string,
      fs: string,
      header?: string,
      cacheKey?: string,
      useHeaderCache?: boolean,
      renderer?: ShaderPrecisionProvider,
  ): Shader

  获取自定义shader

  Parameters

  • vs: string

    顶点代码

  • fs: string

    片段代码

  • header: string = ''
  • OptionalcacheKey: string

    如果有，会以此值缓存 shader

  • useHeaderCache: boolean = false

    是否使用 header-aware 缓存命名空间；实际 header 始终参与缓存键

  • Optionalrenderer: ShaderPrecisionProvider

  Returns Shader

StaticgetHeader

• getHeader(
      mesh: Mesh,
      material: Material,
      lightManager: LightManager,
      fog: Fog | null,
      useLogDepth: boolean,
  ): string

  获取header

  Parameters

  • mesh: Mesh
  • material: Material
  • lightManager: LightManager
  • fog: Fog | null
  • useLogDepth: boolean

  Returns string

StaticgetHeaderKey

• getHeaderKey(
      mesh: Mesh,
      material: Material,
      lightManager: LightManager,
      fog: Fog | null,
      useLogDepth: boolean,
  ): string

  获取header缓存的key

  Parameters

  • mesh: Mesh

    mesh

  • material: Material

    材质

  • lightManager: LightManager

    lightManager

  • fog: Fog | null

    fog

  • useLogDepth: boolean

    是否使用对数深度

  Returns string

StaticgetShader

• getShader(
      mesh: Mesh,
      material: Material,
      isUseInstance: boolean,
      lightManager: LightManager,
      fog: Fog | null,
      useLogDepth: boolean,
      renderer?: ShaderPrecisionProvider,
  ): Shader | null

  获取 shader

  Parameters

  • mesh: Mesh
  • material: Material
  • isUseInstance: boolean
  • lightManager: LightManager
  • fog: Fog | null
  • useLogDepth: boolean
  • Optionalrenderer: ShaderPrecisionProvider

  Returns Shader | null

Staticinit

• init(renderer: ShaderPrecisionProvider): void

  初始化

  Parameters

  • renderer: ShaderPrecisionProvider

  Returns void

Staticreset

• reset(): void

  重置

  Returns void