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37 lines
918 B
C++
37 lines
918 B
C++
#pragma once
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#include <cstdint>
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#include <Processor.h>
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namespace EightBit {
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class Ram;
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namespace GameBoy {
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class ObjectAttribute final {
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public:
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ObjectAttribute() = default;
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ObjectAttribute(Ram& ram, uint16_t address);
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uint8_t positionY() const { return m_positionY; }
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uint8_t positionX() const { return m_positionX; }
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uint8_t pattern() const { return m_pattern; }
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uint8_t flags() const { return m_flags; }
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uint8_t priority() const { return flags() & Processor::Bit7; }
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bool highPriority() const { return !!priority(); }
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bool lowPriority() const { return !priority(); }
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bool flipY() const { return !!(flags() & Processor::Bit6); }
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bool flipX() const { return !!(flags() & Processor::Bit5); }
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int palette() const { return (flags() & Processor::Bit4) >> 3; }
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private:
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uint8_t m_positionY;
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uint8_t m_positionX;
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uint8_t m_pattern;
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uint8_t m_flags;
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};
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}
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} |