Shader (Starjava TTOOLS API)

public interface Shader

Defines an object which can modify an sRGB colour as defined by a scalar parameter.

Since:: 5 Jun 2007
Author:: Mark Taylor

Method Summary

Modifier and Type

Method

Description

void

adjustRgba(float[] rgba, float value)

Modifies the elements of an sRGB colour definition array in place according to a supplied parameter.

String

getName()

Returns a name for this shader.

boolean

isAbsolute()

Indicates whether the shading performed by this shader is dependent on the input colour or not.

Method Details
- adjustRgba
  
  void adjustRgba(float[] rgba, float value)
  
  Modifies the elements of an sRGB colour definition array in place according to a supplied parameter. The supplied rgba array has 4-elements giving red, green blue, alpha values respetively, each element in the range 0 to 1. The value parameter is a value in the range 0 to 1 which parameterises how the rgba array is to be modified.
  
  Parameters:
  
  rgba - 4-element (red,green,blue,alpha) array
  
  value - adjustment parameter in the range 0..1
- isAbsolute
  
  boolean isAbsolute()
  
  Indicates whether the shading performed by this shader is dependent on the input colour or not.
  
  Returns:
  
  true if adjustRgba(float[], float) depends on the input colour
- getName
  
  String getName()
  
  Returns a name for this shader.
  
  Returns:
  
  short human-readable label