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103 lines
2.4 KiB
C++
103 lines
2.4 KiB
C++
/* ASE - Allegro Sprite Editor
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* Copyright (C) 2001-2011 David Capello
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include <allegro.h>
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#include "raster/palette.h"
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#include "raster/rgbmap.h"
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class RgbMapImpl
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{
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public:
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RgbMapImpl() {
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m_allegMap = new RGB_MAP;
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m_palette_id = 0;
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m_modifications = 0;
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}
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~RgbMapImpl() {
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delete m_allegMap;
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}
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bool match(const Palette* palette) const {
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return (m_palette_id == palette->getId() &&
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m_modifications == palette->getModifications());
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}
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void regenerate(const Palette* palette) {
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m_palette_id = palette->getId();
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m_modifications = palette->getModifications();
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PALETTE allegPal;
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palette->toAllegro(allegPal);
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create_rgb_table(m_allegMap, allegPal, NULL);
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for (int r=0; r<32; ++r)
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for (int g=0; g<32; ++g)
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for (int b=0; b<32; ++b) {
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if (m_allegMap->data[r][g][b] >= palette->size())
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m_allegMap->data[r][g][b] = palette->findBestfit(_rgb_scale_5[r],
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_rgb_scale_5[g],
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_rgb_scale_5[b]);
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}
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}
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int mapColor(int r, int g, int b) const {
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ASSERT(r >= 0 && r < 256);
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ASSERT(g >= 0 && g < 256);
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ASSERT(b >= 0 && b < 256);
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return m_allegMap->data[r>>3][g>>3][b>>3];
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}
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private:
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RGB_MAP* m_allegMap;
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GfxObjId m_palette_id;
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int m_modifications;
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};
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//////////////////////////////////////////////////////////////////////
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// RgbMap
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RgbMap::RgbMap()
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: GfxObj(GFXOBJ_RGBMAP)
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{
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m_impl = new RgbMapImpl;
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}
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RgbMap::~RgbMap()
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{
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delete m_impl;
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}
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bool RgbMap::match(const Palette* palette) const
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{
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return m_impl->match(palette);
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}
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void RgbMap::regenerate(const Palette* palette)
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{
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m_impl->regenerate(palette);
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}
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int RgbMap::mapColor(int r, int g, int b) const
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{
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return m_impl->mapColor(r, g, b);
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}
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