32bpp_optimized.hpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #ifndef BLITTER_32BPP_OPTIMIZED_HPP
00013 #define BLITTER_32BPP_OPTIMIZED_HPP
00014 
00015 #include "32bpp_simple.hpp"
00016 
00017 class Blitter_32bppOptimized : public Blitter_32bppSimple {
00018 public:
00019   struct SpriteData {
00020     uint32 offset[ZOOM_LVL_COUNT][2];
00021     byte data[];
00022   };
00023 
00024   /* virtual */ void Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom);
00025   /* virtual */ Sprite *Encode(SpriteLoader::Sprite *sprite, AllocatorProc *allocator);
00026             void RescaleSpriteHalfSize( const SpriteLoader::Sprite *src_sprite,
00027                               SpriteLoader::Sprite *dest_sprite,
00028                               bool prevent_alpha_bleeding);
00029             void RescaleSpriteDoubleSize(const SpriteLoader::Sprite *src_sprite,
00030                                SpriteLoader::Sprite *dest_sprite);
00031             void FillRGBFromPalette(SpriteLoader::Sprite *sprite);
00032             byte *FillRGBPalette(SpriteID id, byte *remap_data);
00033   /* virtual */ const char *GetName() { return "32bpp-optimized"; }
00034 
00035   template <BlitterMode mode> void Draw(const Blitter::BlitterParams *bp, ZoomLevel zoom);
00036 };
00037 
00038 class FBlitter_32bppOptimized: public BlitterFactory<FBlitter_32bppOptimized> {
00039 public:
00040   /* virtual */ const char *GetName() { return "32bpp-optimized"; }
00041   /* virtual */ const char *GetDescription() { return "32bpp Optimized Blitter (no palette animation)"; }
00042   /* virtual */ Blitter *CreateInstance() { return new Blitter_32bppOptimized(); }
00043 };
00044 
00045 #endif /* BLITTER_32BPP_OPTIMIZED_HPP */

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