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68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
#pragma once
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#include <vector>
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#include <array>
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#include <cstdint>
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#include <gsl/gsl>
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#include "ObjectAttribute.h"
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namespace EightBit {
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class Ram;
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namespace GameBoy {
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class AbstractColourPalette;
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class CharacterDefinition;
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class Bus;
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class Display {
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public:
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enum {
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BufferWidth = 256,
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BufferHeight = 256,
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BufferCharacterWidth = BufferWidth / 8,
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BufferCharacterHeight = BufferHeight / 8,
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RasterWidth = 160,
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RasterHeight = 144,
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};
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Display(const gsl::not_null<AbstractColourPalette*> colours, Bus& bus, Ram& oam, Ram& vram);
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const std::vector<uint32_t>& pixels() const;
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void initialise();
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void render();
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void loadObjectAttributes();
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private:
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std::vector<uint32_t> m_pixels;
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Bus& m_bus;
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Ram& m_oam;
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Ram& m_vram;
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const AbstractColourPalette* m_colours;
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std::array<ObjectAttribute, 40> m_objectAttributes;
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uint8_t m_control = 0;
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uint8_t m_scanLine = 0;
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std::array<int, 4> createPalette(int address);
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void renderBackground();
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void renderBackground(
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int bgArea, int bgCharacters,
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int offsetX, int offsetY,
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const std::array<int, 4>& palette);
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void renderObjects();
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void renderTile(
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int height,
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int drawX, int drawY,
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bool flipX, bool flipY, bool allowTransparencies,
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const std::array<int, 4>& palette,
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const CharacterDefinition& definition);
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};
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}
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} |