| Constantin Kaplinsky | a2adc8d | 2006-05-25 05:01:55 +0000 | [diff] [blame^] | 1 | /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved. |
| 2 | * |
| 3 | * This is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This software is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this software; if not, write to the Free Software |
| 15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 16 | * USA. |
| 17 | */ |
| 18 | #ifndef __RFB_TRUECOLOURMAP_H__ |
| 19 | #define __RFB_TRUECOLOURMAP_H__ |
| 20 | |
| 21 | #include <rfb/ColourMap.h> |
| 22 | |
| 23 | namespace rfb { |
| 24 | |
| 25 | class TrueColourMap : public ColourMap { |
| 26 | public: |
| 27 | TrueColourMap(const PixelFormat& pf_) : pf(pf_) {} |
| 28 | |
| 29 | virtual void lookup(int i, int* r, int* g, int* b) |
| 30 | { |
| 31 | *r = (((i >> pf.redShift ) & pf.redMax) |
| 32 | * 65535 + pf.redMax/2) / pf.redMax; |
| 33 | *g = (((i >> pf.greenShift) & pf.greenMax) |
| 34 | * 65535 + pf.greenMax/2) / pf.greenMax; |
| 35 | *b = (((i >> pf.blueShift) & pf.blueMax) |
| 36 | * 65535 + pf.blueMax/2) / pf.blueMax; |
| 37 | } |
| 38 | private: |
| 39 | PixelFormat pf; |
| 40 | }; |
| 41 | } |
| 42 | #endif |