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glGetMinmaxParameter — get minmax parameters

C Specification

void glGetMinmaxParameterfv(GLenum  target,
 GLenum  pname,
 GLfloat *  params);
void glGetMinmaxParameteriv(GLenum  target,
 GLenum  pname,
 GLint *  params);

Parameters

target

Must be GL_MINMAX.

pname

The parameter to be retrieved. Must be one of GL_MINMAX_FORMAT or GL_MINMAX_SINK.

params

A pointer to storage for the retrieved parameters.

Description

glGetMinmaxParameter retrieves parameters for the current minmax table by setting pname to one of the following values:

Parameter Description
GL_MINMAX_FORMAT Internal format of minmax table
GL_MINMAX_SINK Value of the sink parameter

Notes

glGetMinmaxParameter is present only if ARB_imaging is returned when glGetString is called with an argument of GL_EXTENSIONS.

Errors

GL_INVALID_ENUM is generated if target is not GL_MINMAX.

GL_INVALID_ENUM is generated if pname is not one of the allowable values.

GL_INVALID_OPERATION is generated if glGetMinmaxParameter is executed between the execution of glBegin and the corresponding execution of glEnd.

See Also

glMinmax, glGetMinmax

Copyright

Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.