61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
#pragma once
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#include <SFML/Graphics.hpp>
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#include <memory/device.h>
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#include <misc/types.h>
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#include <lcd/palette.h>
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#include <cpu/cpu.h>
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class LCD;
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enum LCDMode : u8 {
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ModeHBlank = 0b000000000,
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ModeVBlank = 0b000000001,
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ModeOAMSearch = 0b000000010,
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ModeTransferring = 0b000000011,
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};
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enum RegStat : u8 {
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LycEqual = 0b000000100,
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IntSourceHBlank = 0b000001000,
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IntSourceVBlank = 0b000010000,
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IntSourceOAM = 0b000100000,
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IntSourceLYC = 0b001000000,
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};
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class LCD : public Mem_device {
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private:
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// Graphics
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sf::RenderTexture screenbuffer;
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sf::Image tiles[384];
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unsigned int tilemap[2][32*32];
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// Emulated device
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u8 regLY;
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u8 regLYC;
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bool intHBlank;
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bool intVBlank;
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bool intOAM;
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bool intLYC;
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LCDMode currentMode;
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Palette bgp;
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Palette obp[2];
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u8 vram_raw[0x2000];
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// misc
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Cpu& cpu;
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bool enabled;
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bool vram_dirty;
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void vram_write(u16 addr, u8 data);
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void generate_tile(int idx);
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public:
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LCD(Cpu& cpu);
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virtual void write8(u16 addr, u8 data);
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virtual u8 read8(u16 addr);
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void render(sf::RenderTarget& target);
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};
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