ShaderProgram¶

Overview¶

Abstraction over the shader program

@author Jonathan Olson <jonathan.olson@colorado.edu>

Class ShaderProgram¶

import { ShaderProgram } from 'scenerystack/scenery';

Constructor¶

new ShaderProgram( gl : WebGLRenderingContext, vertexSource : string, fragmentSource : string, providedOptions? : ShaderProgramOptions )¶

Instance Methods¶

initialize( gl : WebGLRenderingContext )¶

Initializes (or reinitializes) the WebGL state and uniform/attribute references.

use()¶

activateAttribute( attributeName : string )¶

enableVertexAttribArray( attributeName : string )¶

unuse()¶

disableVertexAttribArray( attributeName : string )¶

deactivateAttribute( attributeName : string )¶

dispose()¶

Releases references

Instance Properties¶

uniformLocations : Record<string, WebGLUniformLocation>¶

attributeLocations : Record<string, number>¶

activeAttributes : Record<string, boolean>¶

Type ShaderProgramOptions¶

import type { ShaderProgramOptions } from 'scenerystack/scenery';

• attributes?: string[]
  (vertex) attribute names in the shader source
• uniforms?: string[]
  uniform names in the shader source

Source Code¶

See the source for ShaderProgram.ts in the scenery repository.