LesserPanda

Class: TextureShader

TextureShader

new TextureShader(shaderManager [, vertexSrc] [, fragmentSrc] [, customUniforms] [, fragmentSrc])

Parameters:
Name Type Argument Description
shaderManager ShaderManager

The webgl shader manager this shader works for.
vertexSrc string <optional>

The source of the vertex shader.
fragmentSrc string <optional>

The source of the fragment shader.
customUniforms object <optional>

Custom uniforms to use to augment the built-in ones.
fragmentSrc string <optional>

The source of the fragment shader.
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Extends

Members

<static, constant> defaultFragmentSrc

The default fragment shader source

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<static, constant> defaultVertexSrc

The default vertex shader source

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fragmentSrc :string

The fragment shader as an array of strings

Type:
  • string
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<readonly> gl :WebGLRenderingContext

The current WebGL drawing context

Type:
  • WebGLRenderingContext
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<readonly> program :WebGLProgram

The WebGL program.

Type:
  • WebGLProgram
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<readonly> uid :number

A unique id

Type:
  • number
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vertexSrc :string

The vertex shader as an array of strings

Type:
  • string
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<inner> fragmentSrc :string

The fragment shader.

Type:
  • string
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<inner> vertexSrc :string

The vertex shader.

Type:
  • string
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Methods

cacheAttributeLocations(keys)

Caches the locations of the attribute for reuse.

Parameters:
Name Type Description
keys string

the attributes to cache
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cacheUniformLocations(keys)

Caches the locations of the uniform for reuse.

Parameters:
Name Type Description
keys string

the uniforms to cache
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compile()

Attaches the shaders and creates the program.

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Returns:
Type
WebGLProgram

destroy()

Destroys the shader.

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init()

Creates the shader and uses it

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initSampler2D()

Initialises a Sampler2D uniform (which may only be available later on after initUniforms once the texture has loaded)

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syncUniform(uniform)

Adds a new uniform

Parameters:
Name Type Description
uniform object

the new uniform to attach
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syncUniforms()

Updates the shader uniform values.

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