diff options
Diffstat (limited to 'nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/minmax.gl')
-rw-r--r-- | nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/minmax.gl | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/minmax.gl b/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/minmax.gl deleted file mode 100644 index e177e0139..000000000 --- a/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/minmax.gl +++ /dev/null @@ -1,134 +0,0 @@ -_C_ License Applicability. Except to the extent portions of this file are -_C_ made subject to an alternative license as permitted in the SGI Free -_C_ Software License B, Version 1.1 (the "License"), the contents of this -_C_ file are subject only to the provisions of the License. You may not use -_C_ this file except in compliance with the License. You may obtain a copy -_C_ of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -_C_ Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: -_C_ -_C_ http://oss.sgi.com/projects/FreeB -_C_ -_C_ Note that, as provided in the License, the Software is distributed on an -_C_ "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -_C_ DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -_C_ CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -_C_ PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -_C_ -_C_ Original Code. The Original Code is: OpenGL Sample Implementation, -_C_ Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -_C_ Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. -_C_ Copyright in any portions created by third parties is as indicated -_C_ elsewhere herein. All Rights Reserved. -_C_ -_C_ Additional Notice Provisions: The application programming interfaces -_C_ established by SGI in conjunction with the Original Code are The -_C_ OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -_C_ April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -_C_ 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -_C_ Window System(R) (Version 1.3), released October 19, 1998. This software -_C_ was created using the OpenGL(R) version 1.2.1 Sample Implementation -_C_ published by SGI, but has not been independently verified as being -_C_ compliant with the OpenGL(R) version 1.2.1 Specification. -_C_ -_C_ The first character in this file must be an '_'! -_C_ Anything on a line after _C_ is ignored -_define(_filters,tbl)_C_ -_header(Minmax,define minmax table) -_names(Minmax) -_define(@<__target>@,@<_param1>@)_C_ -_define(@<__internalformat>@,@<_param2>@)_C_ -_define(@<__sink>@,@<_param3>@)_C_ -.SH PARAMETERS -_phead(__target) -The minmax table whose parameters are to be set. -Must be -_const(MINMAX). -_phead(__internalformat) -The format of entries in the minmax table. -Must be one of -_const(ALPHA), -_const(ALPHA4), -_const(ALPHA8), -_const(ALPHA12), -_const(ALPHA16), -_const(LUMINANCE), -_const(LUMINANCE4), -_const(LUMINANCE8), -_const(LUMINANCE12), -_const(LUMINANCE16), -_const(LUMINANCE_ALPHA), -_const(LUMINANCE4_ALPHA4), -_const(LUMINANCE6_ALPHA2), -_const(LUMINANCE8_ALPHA8), -_const(LUMINANCE12_ALPHA4), -_const(LUMINANCE12_ALPHA12), -_const(LUMINANCE16_ALPHA16), -_const(R3_G3_B2), -_const(RGB), -_const(RGB4), -_const(RGB5), -_const(RGB8), -_const(RGB10), -_const(RGB12), -_const(RGB16), -_const(RGBA), -_const(RGBA2), -_const(RGBA4), -_const(RGB5_A1), -_const(RGBA8), -_const(RGB10_A2), -_const(RGBA12), or -_const(RGBA16). -_phead(__sink) -If _const(TRUE), pixels will be consumed by the minmax -process and no drawing or texture loading will take place. -If _const(FALSE), pixels will proceed to the final conversion process after -minmax. -.SH DESCRIPTION -When _const(MINMAX) is enabled, the RGBA components of incoming pixels are -compared to the minimum and maximum values for each component, which are -stored in the 2-element minmax table. -(The first element stores the minima, and the second element stores -the maxima.) -If a pixel component is greater than the corresponding component -in the maximum element, then the maximum element is updated with the -pixel component value. -If a pixel component is less than the corresponding component in -the minimum element, then the minimum element is updated with the -pixel component value. -(In both cases, if the internal format of the minmax table includes -luminance, then the R color component of incoming pixels is used -for comparison.) -The contents of the minmax table may be retrieved at a later time -by calling _cmnd(GetMinmax). -The minmax operation is enabled or disabled by calling _cmnd(Enable) or -_cmnd(Disable), respectively, with an argument of _const(MINMAX). -.P -_cmnd redefines the current minmax table to have entries of the format -specified by __internalformat. -The maximum element is initialized with the smallest possible component -values, and the minimum element is initialized with the largest possible -component values. -The values in the previous minmax table, if any, are lost. -If __sink is _const(TRUE), then pixels are discarded after minmax; -no further processing of the pixels takes place, and no drawing, -texture loading, or pixel readback will result. -.P -.SH NOTES -_cmnd is present only if _arbstring(imaging) is returned when _cmnd(GetString) -is called with an argument of _const(EXTENSIONS). -.SH ERRORS -_const(INVALID_ENUM) is generated if __target is not one of the allowable -values. -.P -_const(INVALID_ENUM) is generated if __internalformat is not one of the -allowable values. -.P -_const(INVALID_OPERATION) is generated if _cmnd is executed -between the execution of _cmnd(Begin) and the corresponding -execution of _cmnd(End). -.SH ASSOCIATED GETS -_cmnd(GetMinmaxParameter) -.SH SEE ALSO -_cmnd(GetMinmax), -_cmnd(ResetMinmax) |