Package org.lwjgl.opengles

Class EXTTextureFilterMinmax

java.lang.Object
org.lwjgl.opengles.EXTTextureFilterMinmax
public final class EXTTextureFilterMinmax extends Object
Native bindings to the EXT_texture_filter_minmax extension.

In unextended OpenGL 4.3, minification and magnification filters such as LINEAR allow texture lookups to returned a filtered texel value produced by computing an weighted average of a collection of texels in the neighborhood of the texture coordinate provided.

This extension provides a new texture and sampler parameter (TEXTURE_REDUCTION_MODE_EXT) which allows applications to produce a filtered texel value by computing a component-wise minimum (MIN) or maximum (MAX) of the texels that would normally be averaged. The reduction mode is orthogonal to the minification and magnification filter parameters. The filter parameters are used to identify the set of texels used to produce a final filtered value; the reduction mode identifies how these texels are combined.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    GL_TEXTURE_REDUCTION_MODE_EXT
    Accepted by the pname parameter to SamplerParameter{i f}{v}, SamplerParameterI{u}iv, GetSamplerParameter{i f}v, GetSamplerParameterI{u}iv, TexParameter{i f}{v}, TexParameterI{u}iv, GetTexParameter{i f}v, GetTexParameterI{u}iv, TextureParameter{i f}{v}EXT, TextureParameterI{u}ivEXT, GetTextureParameter{i f}vEXT, GetTextureParameterI{u}ivEXT, MultiTexParameter{i f}{v}EXT, MultiTexParameterI{u}ivEXT, GetMultiTexParameter{i f}vEXT, and GetMultiTexParameterI{u}ivEXT.
    static final int
    GL_WEIGHTED_AVERAGE_EXT
    Accepted by the param or params parameter to SamplerParameter{i f}{v}, SamplerParameterI{u}iv, TexParameter{i f}{v}, TexParameterI{u}iv, TextureParameter{i f}{v}EXT, TextureParameterI{u}ivEXT, MultiTexParameter{i f}{v}EXT, or MultiTexParameterI{u}ivEXT when pname is TEXTURE_REDUCTION_MODE_EXT.

  • Method Summary

    Methods inherited from class java.lang.Object

    equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • GL_TEXTURE_REDUCTION_MODE_EXT

      public static final int GL_TEXTURE_REDUCTION_MODE_EXT
      Accepted by the pname parameter to SamplerParameter{i f}{v}, SamplerParameterI{u}iv, GetSamplerParameter{i f}v, GetSamplerParameterI{u}iv, TexParameter{i f}{v}, TexParameterI{u}iv, GetTexParameter{i f}v, GetTexParameterI{u}iv, TextureParameter{i f}{v}EXT, TextureParameterI{u}ivEXT, GetTextureParameter{i f}vEXT, GetTextureParameterI{u}ivEXT, MultiTexParameter{i f}{v}EXT, MultiTexParameterI{u}ivEXT, GetMultiTexParameter{i f}vEXT, and GetMultiTexParameterI{u}ivEXT.
      See Also:

    • GL_WEIGHTED_AVERAGE_EXT

      public static final int GL_WEIGHTED_AVERAGE_EXT
      Accepted by the param or params parameter to SamplerParameter{i f}{v}, SamplerParameterI{u}iv, TexParameter{i f}{v}, TexParameterI{u}iv, TextureParameter{i f}{v}EXT, TextureParameterI{u}ivEXT, MultiTexParameter{i f}{v}EXT, or MultiTexParameterI{u}ivEXT when pname is TEXTURE_REDUCTION_MODE_EXT.
      See Also: