87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
#include "block.h"
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#include "bitpacker.h"
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#include "config.h"
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// Upper limit for metatile ID, collision, and elevation masks. Used externally.
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const uint16_t Block::maxValue = 0xFFFF;
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static BitPacker bitsMetatileId = BitPacker(0x3FF);
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static BitPacker bitsCollision = BitPacker(0xC00);
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static BitPacker bitsElevation = BitPacker(0xF000);
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Block::Block() :
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m_metatileId(0),
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m_collision(0),
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m_elevation(0)
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{ }
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Block::Block(uint16_t metatileId, uint16_t collision, uint16_t elevation) :
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m_metatileId(metatileId),
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m_collision(collision),
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m_elevation(elevation)
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{ }
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Block::Block(uint16_t data) :
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m_metatileId(bitsMetatileId.unpack(data)),
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m_collision(bitsCollision.unpack(data)),
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m_elevation(bitsElevation.unpack(data))
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{ }
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Block::Block(const Block &other) :
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m_metatileId(other.m_metatileId),
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m_collision(other.m_collision),
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m_elevation(other.m_elevation)
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{ }
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Block &Block::operator=(const Block &other) {
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m_metatileId = other.m_metatileId;
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m_collision = other.m_collision;
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m_elevation = other.m_elevation;
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return *this;
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}
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uint16_t Block::rawValue() const {
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return bitsMetatileId.pack(m_metatileId)
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| bitsCollision.pack(m_collision)
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| bitsElevation.pack(m_elevation);
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}
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void Block::setLayout() {
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bitsMetatileId.setMask(projectConfig.getBlockMetatileIdMask());
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bitsCollision.setMask(projectConfig.getBlockCollisionMask());
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bitsElevation.setMask(projectConfig.getBlockElevationMask());
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}
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bool Block::operator ==(Block other) const {
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return (m_metatileId == other.m_metatileId)
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&& (m_collision == other.m_collision)
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&& (m_elevation == other.m_elevation);
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}
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bool Block::operator !=(Block other) const {
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return !(operator ==(other));
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}
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void Block::setMetatileId(uint16_t metatileId) {
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m_metatileId = bitsMetatileId.clamp(metatileId);
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}
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void Block::setCollision(uint16_t collision) {
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m_collision = bitsCollision.clamp(collision);
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}
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void Block::setElevation(uint16_t elevation) {
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m_elevation = bitsElevation.clamp(elevation);
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}
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uint16_t Block::getMaxMetatileId() {
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return bitsMetatileId.maxValue();
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}
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uint16_t Block::getMaxCollision() {
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return bitsCollision.maxValue();
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}
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uint16_t Block::getMaxElevation() {
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return bitsElevation.maxValue();
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}
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