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  1. /*
  2.  * Copyright 2007  Luc Verhaegen <lverhaegen@novell.com>
  3.  * Copyright 2007  Matthias Hopf <mhopf@novell.com>
  4.  * Copyright 2007  Egbert Eich   <eich@novell.com>
  5.  * Copyright 2007  Advanced Micro Devices, Inc.
  6.  *
  7.  * Permission is hereby granted, free of charge, to any person obtaining a
  8.  * copy of this software and associated documentation files (the "Software"),
  9.  * to deal in the Software without restriction, including without limitation
  10.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11.  * and/or sell copies of the Software, and to permit persons to whom the
  12.  * Software is furnished to do so, subject to the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice shall be included in
  15.  * all copies or substantial portions of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18.  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20.  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21.  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23.  * OTHER DEALINGS IN THE SOFTWARE.
  24.  */
  25.  
  26. #ifndef _RHD_LUT_H
  27. #define _RHD_LUT_H
  28.  
  29. struct rhdLUT {
  30.     int scrnIndex;
  31.  
  32.     char *Name;
  33. #define RHD_LUT_A 0
  34. #define RHD_LUT_B 1
  35.     int Id;
  36.  
  37.     void (*Save) (struct rhdLUT *LUT);
  38.     void (*Restore) (struct rhdLUT *LUT);
  39.     void (*Set) (struct rhdLUT *LUT, int numColors, int *indices, LOCO *colors);
  40.  
  41.     /* because RandR does not specifically initialise a gamma ramp when
  42.        setting up a CRTC */
  43.     Bool Initialised;
  44.  
  45.     Bool Stored;
  46.  
  47.     CARD32 StoreControl;
  48.  
  49.     CARD32 StoreBlackRed;
  50.     CARD32 StoreBlackGreen;
  51.     CARD32 StoreBlackBlue;
  52.  
  53.     CARD32 StoreWhiteRed;
  54.     CARD32 StoreWhiteGreen;
  55.     CARD32 StoreWhiteBlue;
  56.  
  57.     CARD16 StoreEntry[0x300];
  58. };
  59.  
  60. void RHDLUTsInit(RHDPtr rhdPtr);
  61. void RHDLUTsSave(RHDPtr rhdPtr);
  62. void RHDLUTsRestore(RHDPtr rhdPtr);
  63. void RHDLUTsDestroy(RHDPtr rhdPtr);
  64.  
  65. /* For missing RandR functionality */
  66. void RHDLUTCopyForRR(struct rhdLUT *LUT);
  67.  
  68. #endif /* _RHD_LUT_H */
  69.