glGetMinmaxParameterfv, glGetMinmaxParameteriv
- 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 of minmax table
GL_MINMAX_SINK
Value of the sink parameter
NOTES
glGetMinmaxParameter is present only if GL_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.
