GLsizei star )
PARAMETERS
target Must be one of GL_COLOR_TABLE, GL_POST_CONVOLUTION_COLOR_TABLE,
or GL_POST_COLOR_MATRIX_COLOR_TABLE.
star The starting index of the portion of the color table to be re‐
placed.
_param3, _param4
The window coordinates of the left corner of the row of pixels
to be copied.
_param5 The number of table entries to replace.
DESCRIPTION
glCopyColorSubTable is used to respecify a contiguous portion of a color
table previously defined using glColorTable. The pixels copied from the
framebuffer replace the portion of the existing table from indices star
to $"star"~+~_eqnparam3~-~1$, inclusive. This region may not include
any entries outside the range of the color table, as was originally
specified. It is not an error to specify a subtexture with width of 0,
but such a specification has no effect.
NOTES
glCopyColorSubTable is present only if GL_ARB_imaging is returned when
glGetString is called with an argument of GL_EXTENSIONS.
ERRORS
GL_INVALID_VALUE is generated if target is not a previously defined
color table.
GL_INVALID_VALUE is generated if target is not one of the allowable val‐
ues.
GL_INVALID_VALUE is generated if $"star"~+~_eqnparam3~>~width$.
GL_INVALID_OPERATION is generated if glCopyColorSubTable is executed be‐
tween the execution of glBegin and the corresponding execution of glEnd.
ASSOCIATED GETS
glGetColorTable, glGetColorTableParameter
SEE ALSO
glColorSubTable, glColorTableParameter, glCopyColorTable,
glCopyColorSubTable, glGetColorTable
GLCOPYCOLORSUBTABLE(3G)
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