52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
//
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// Created by Wouter Groeneveld on 28/07/18.
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//
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#ifndef GBA_SPRITE_ENGINE_BACKGROUND_H
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#define GBA_SPRITE_ENGINE_BACKGROUND_H
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#include <libgba-sprite-engine/gba/tonc_types.h>
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#define MAPLAYOUT_32X32 0
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#define MAPLAYOUT_32X64 1
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#define MAPLAYOUT_64X32 2
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#define MAPLAYOUT_64X64 3
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class Background {
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private:
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void buildRegister();
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u32 getBgControlRegisterIndex();
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protected:
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const void *data;
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const void *map;
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int size, bgIndex;
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int mapSize, mapLayout;
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int screenBlockIndex, charBlockIndex;
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public:
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const int getScreenBlock() { return screenBlockIndex; }
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const int getCharBlock() { return charBlockIndex; }
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void useMapScreenBlock(int block) { screenBlockIndex = block; }
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void scroll(int x, int y);
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void scrollSpeed(int dx, int dy);
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Background(int bgIndex, const void *data, int size, const void* map, int mapSize, int screenBlockIndex, int charBlockIndex, int mapLayout)
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: Background(bgIndex, data, size, map, mapSize) {
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this->screenBlockIndex = screenBlockIndex;
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this->charBlockIndex = charBlockIndex;
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this->mapLayout = mapLayout;
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}
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Background(int bgIndex, const void *data, int size, const void* map, int mapSize) : data(data), bgIndex(bgIndex), size(size), map(map), mapLayout(MAPLAYOUT_32X32),
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screenBlockIndex(0), charBlockIndex(bgIndex), mapSize(mapSize) {}
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virtual void persist();
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void updateMap(const void* map);
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void clearMap();
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void clearData();
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};
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#endif //GBA_SPRITE_ENGINE_BACKGROUND_H
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