WorldWind Kotlin/earth.worldwind.layer.starfield/StarFieldProgram

StarFieldProgram

class StarFieldProgram : AbstractShaderProgram

StarFieldProgram is a GLSL program that draws points representing stars.

Constructors

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constructor()

Properties

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val programLength: Int

Indicates the approximate size of the OpenGL resources referenced by this GPU program.

Functions

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fun loadMagnitudeRange(minMag: Float, maxMag: Float)

Loads the specified numbers as the value of this program's 'magnitudeRange' uniform variable.

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fun loadModelviewProjection(matrix: Matrix4)

Loads the specified matrix as the value of this program's 'mvpMatrix' uniform variable.

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fun loadNumDays(numDays: Float)

Loads the specified number as the value of this program's 'numDays' uniform variable.

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fun loadTextureEnabled(value: Boolean)

Loads the specified boolean as the value of this program's 'textureEnabledLocation' uniform variable.

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fun loadTextureUnit(unit: Int)

Loads the specified number as the value of this program's 'textureSampler' uniform variable.

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open override fun release(dc: DrawContext)

Frees any resources associated with this instance. After this method returns the rendering resource is invalid, and any associated GL object is deleted.

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