mirror of https://github.com/bsnes-emu/bsnes.git
69 lines
1.3 KiB
C++
69 lines
1.3 KiB
C++
struct PPU : Thread, public PPUcounter {
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uint8 vram[64 * 1024];
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uint8 oam[544];
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uint8 cgram[512];
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enum : bool { Threaded = true };
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alwaysinline void step(unsigned clocks);
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alwaysinline void synchronize_cpu();
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void latch_counters();
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bool interlace() const;
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bool overscan() const;
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bool hires() const;
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void enter();
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void enable();
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void power();
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void reset();
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void scanline();
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void frame();
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void layer_enable(unsigned layer, unsigned priority, bool enable);
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void set_frameskip(unsigned frameskip);
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void serialize(serializer&);
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PPU();
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~PPU();
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private:
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uint32* surface;
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uint32* output;
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#include "mmio/mmio.hpp"
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#include "window/window.hpp"
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#include "cache/cache.hpp"
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#include "background/background.hpp"
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#include "sprite/sprite.hpp"
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#include "screen/screen.hpp"
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Cache cache;
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Background bg1;
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Background bg2;
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Background bg3;
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Background bg4;
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Sprite sprite;
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Screen screen;
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struct Display {
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bool interlace;
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bool overscan;
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unsigned width;
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unsigned height;
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unsigned frameskip;
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unsigned framecounter;
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} display;
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static void Enter();
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void add_clocks(unsigned clocks);
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void render_scanline();
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friend class PPU::Cache;
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friend class PPU::Background;
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friend class PPU::Sprite;
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friend class PPU::Screen;
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friend class Video;
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};
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extern PPU ppu;
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