64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
#ifndef VIDEO_H
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#define VIDEO_H
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#ifdef BUILD_SDL
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#include <SDL.h>
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#include <chrono>
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#else
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#include <cstdint>
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#endif
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#include "../graphics/Rect.h"
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#define SCREEN_WIDTH 320
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#define SCREEN_HEIGHT 200
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#define MAX_UPDATE_RECT_INDEX 255
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class Video {
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public:
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struct PaletteEntry {
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uint8_t r{0}, g{0}, b{0};
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};
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Video();
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~Video();
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void enter();
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void exit();
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void SetPaletteEntry(uint8_t index, PaletteEntry entry);
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PaletteEntry GetPaletteEntry(uint8_t index);
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void SetPaletteEntry(uint8_t index, PaletteEntry *entry);
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void GetPaletteEntry(uint8_t index, PaletteEntry *entry);
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void *GetFB();
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void WaitForVerticalSync();
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void UpdateRect(const Rect &rect);
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void Flip();
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private:
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uint8_t _oldMode{0};
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PaletteEntry _oldPalette[256]{};
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#ifdef BUILD_SDL
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SDL_Window *_window;
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SDL_Surface *_windowSurface;
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SDL_Surface *_fb;
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PaletteEntry _palette[256]{};
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std::chrono::steady_clock::time_point _lastUpdate{std::chrono::steady_clock::now()};
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#else
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uint8_t *_fb{nullptr};
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#endif
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uint8_t _renderBuffer[SCREEN_WIDTH*SCREEN_HEIGHT]{};
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Rect _updatedRects[MAX_UPDATE_RECT_INDEX+1];
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unsigned _updateRectIndex{0};
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void SetMode(uint8_t mode);
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uint8_t GetMode();
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};
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extern Video video;
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#endif
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