Imported existing sources
This commit is contained in:
0xFEEDC0DE64
21
DbCoreLib.pro
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21
DbCoreLib.pro
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QT += core
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QT -= gui widgets
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PROJECT_ROOT = ../..
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TARGET = dbcore
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DEFINES += DBCORELIB_LIBRARY
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SOURCES +=
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HEADERS += dbcorelib_global.h \
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fixedsizematrix.h
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FORMS +=
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RESOURCES +=
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TRANSLATIONS +=
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include($${PROJECT_ROOT}/lib.pri)
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9
dbcorelib_global.h
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9
dbcorelib_global.h
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#pragma once
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#include <QtGlobal>
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#if defined(DBCORELIB_LIBRARY)
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# define DBCORELIB_EXPORT Q_DECL_EXPORT
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#else
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# define DBCORELIB_EXPORT Q_DECL_IMPORT
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#endif
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198
fixedsizematrix.h
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198
fixedsizematrix.h
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#pragma once
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#include <array>
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#include <assert.h>
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#include <algorithm>
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template<typename T, unsigned int width, unsigned int height>
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class FixedSizeMatrix
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{
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public:
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explicit FixedSizeMatrix();
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FixedSizeMatrix(const std::array<std::array<T, width>, height>& data);
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FixedSizeMatrix(const FixedSizeMatrix<T, width, height> &other);
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auto& operator=(const FixedSizeMatrix<T, width, height>& other);
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auto& operator=(const std::array<std::array<T, width>, height>& data);
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[[nodiscard]] auto operator==(const FixedSizeMatrix<T, width, height>& other) const;
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[[nodiscard]] auto operator!=(const FixedSizeMatrix<T, width, height>& other) const;
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[[nodiscard]] auto& operator()(unsigned int x, unsigned int y);
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[[nodiscard]] const auto& operator()(unsigned int x, unsigned int y) const;
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void rotateLeft();
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void rotateRight();
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void rotate180();
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void mirrorHorizontally();
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void mirrorVertically();
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[[nodiscard]] auto asRotatedLeft() const;
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[[nodiscard]] auto asRotatedRight() const;
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[[nodiscard]] auto asRotated180() const;
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[[nodiscard]] auto asMirroredHorizontally() const;
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[[nodiscard]] auto asMirroredVertically() const;
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private:
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std::array<std::array<T, width>, height> m_data;
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};
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template<typename T, unsigned int width, unsigned int height>
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FixedSizeMatrix<T, width, height>::FixedSizeMatrix() {}
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template<typename T, unsigned int width, unsigned int height>
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FixedSizeMatrix<T, width, height>::FixedSizeMatrix(const std::array<std::array<T, width>, height>& data) : m_data(data) {}
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template<typename T, unsigned int width, unsigned int height>
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FixedSizeMatrix<T, width, height>::FixedSizeMatrix(const FixedSizeMatrix<T, width, height>& other) : m_data(other.m_data) {}
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template<typename T, unsigned int width, unsigned int height>
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auto& FixedSizeMatrix<T, width, height>::operator=(const FixedSizeMatrix<T, width, height>& other)
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{
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if(&other != this)
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m_data = other.m_data;
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return *this;
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}
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template<typename T, unsigned int width, unsigned int height>
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auto& FixedSizeMatrix<T, width, height>::operator=(const std::array<std::array<T, width>, height>& data)
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{
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m_data = data;
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return *this;
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::operator==(const FixedSizeMatrix<T, width, height>& other) const
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{
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return m_data == other.m_data;
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::operator!=(const FixedSizeMatrix<T, width, height>& other) const
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{
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return m_data != other.m_data;
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}
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template<typename T, unsigned int width, unsigned int height>
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auto& FixedSizeMatrix<T, width, height>::operator()(unsigned int x, unsigned int y)
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{
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assert(x < width);
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assert(y < height);
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return m_data[y][x];
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}
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template<typename T, unsigned int width, unsigned int height>
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const auto& FixedSizeMatrix<T, width, height>::operator()(unsigned int x, unsigned int y) const
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{
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assert(x < width);
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assert(y < height);
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return m_data[y][x];
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}
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template<typename T, unsigned int width, unsigned int height>
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void FixedSizeMatrix<T, width, height>::rotateLeft()
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{
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static_assert(width == height, "Rotating in place only works when width matches height");
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//TODO
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}
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template<typename T, unsigned int width, unsigned int height>
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void FixedSizeMatrix<T, width, height>::rotateRight()
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{
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static_assert(width == height, "Rotating in place only works when width matches height");
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//TODO
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}
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template<typename T, unsigned int width, unsigned int height>
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void FixedSizeMatrix<T, width, height>::rotate180()
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{
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//for(unsigned int y = 0; y < height / 2; y++)
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// for(unsigned int x = 0; x < width; x++)
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// std::swap(m_data[height-y-1][width-x-1], m_data[y][x]);
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mirrorHorizontally();
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mirrorVertically();
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}
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template<typename T, unsigned int width, unsigned int height>
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void FixedSizeMatrix<T, width, height>::mirrorHorizontally()
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{
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//for(unsigned int y = 0; y < height / 2; y++)
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// for(unsigned int x = 0; x < width; x++)
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// std::swap(m_data[height-y-1][x], m_data[y][x]);
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std::reverse(std::begin(m_data), std::end(m_data));
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}
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template<typename T, unsigned int width, unsigned int height>
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void FixedSizeMatrix<T, width, height>::mirrorVertically()
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{
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//for(unsigned int y = 0; y < height; y++)
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// for(unsigned int x = 0; x < width / 2; x++)
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// std::swap(m_data[y][width-x-1], m_data[y][x]);
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for(unsigned int y = 0; y < height; y++)
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std::reverse(std::begin(m_data[y]), std::end(m_data[y]));
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::asRotatedLeft() const
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{
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std::array<std::array<T, height>, width> data;
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for(unsigned int y = 0; y < height; y++)
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for(unsigned int x = 0; x < width; x++)
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data[width-x-1][y] = m_data[y][x];
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return FixedSizeMatrix<T, height, width>(data);
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::asRotatedRight() const
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{
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std::array<std::array<T, height>, width> data;
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for(unsigned int y = 0; y < height; y++)
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for(unsigned int x = 0; x < width; x++)
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data[x][height-y-1] = m_data[y][x];
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return FixedSizeMatrix<T, height, width>(data);
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::asRotated180() const
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{
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std::array<std::array<T, width>, height> data;
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for(unsigned int y = 0; y < height; y++)
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for(unsigned int x = 0; x < width; x++)
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data[height-y-1][width-x-1] = m_data[y][x];
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return FixedSizeMatrix<T, width, height>(data);
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::asMirroredHorizontally() const
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{
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std::array<std::array<T, width>, height> data;
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for(unsigned int y = 0; y < height; y++)
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for(unsigned int x = 0; x < width; x++)
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data[height-y-1][x] = m_data[y][x];
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return FixedSizeMatrix<T, width, height>(data);
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}
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template<typename T, unsigned int width, unsigned int height>
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auto FixedSizeMatrix<T, width, height>::asMirroredVertically() const
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{
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std::array<std::array<T, width>, height> data;
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for(unsigned int y = 0; y < height; y++)
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for(unsigned int x = 0; x < width; x++)
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data[y][width-x-1] = m_data[y][x];
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return FixedSizeMatrix<T, width, height>(data);
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}
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