Interface Shader


  • 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

      All Methods Instance Methods Abstract Methods 
      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.
      java.lang.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 Detail

      • 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

        java.lang.String getName()
        Returns a name for this shader.
        Returns:
        short human-readable label