118 lines
2.6 KiB
C++
118 lines
2.6 KiB
C++
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#include "Bitmap.h"
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#include <cstdlib>
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#include <cstring>
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namespace msdfgen {
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template <typename T, int N>
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Bitmap<T, N>::Bitmap() : pixels(NULL), w(0), h(0) { }
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template <typename T, int N>
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Bitmap<T, N>::Bitmap(int width, int height) : w(width), h(height) {
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pixels = new T[N*w*h];
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}
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template <typename T, int N>
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Bitmap<T, N>::Bitmap(const BitmapConstRef<T, N> &orig) : w(orig.width), h(orig.height) {
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pixels = new T[N*w*h];
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memcpy(pixels, orig.pixels, sizeof(T)*N*w*h);
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}
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template <typename T, int N>
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Bitmap<T, N>::Bitmap(const Bitmap<T, N> &orig) : w(orig.w), h(orig.h) {
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pixels = new T[N*w*h];
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memcpy(pixels, orig.pixels, sizeof(T)*N*w*h);
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}
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#ifdef MSDFGEN_USE_CPP11
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template <typename T, int N>
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Bitmap<T, N>::Bitmap(Bitmap<T, N> &&orig) : pixels(orig.pixels), w(orig.w), h(orig.h) {
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orig.pixels = NULL;
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orig.w = 0, orig.h = 0;
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}
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#endif
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template <typename T, int N>
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Bitmap<T, N>::~Bitmap() {
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delete [] pixels;
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}
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template <typename T, int N>
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Bitmap<T, N> & Bitmap<T, N>::operator=(const BitmapConstRef<T, N> &orig) {
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if (pixels != orig.pixels) {
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delete [] pixels;
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w = orig.width, h = orig.height;
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pixels = new T[N*w*h];
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memcpy(pixels, orig.pixels, sizeof(T)*N*w*h);
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}
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return *this;
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}
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template <typename T, int N>
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Bitmap<T, N> & Bitmap<T, N>::operator=(const Bitmap<T, N> &orig) {
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if (this != &orig) {
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delete [] pixels;
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w = orig.w, h = orig.h;
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pixels = new T[N*w*h];
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memcpy(pixels, orig.pixels, sizeof(T)*N*w*h);
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}
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return *this;
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}
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#ifdef MSDFGEN_USE_CPP11
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template <typename T, int N>
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Bitmap<T, N> & Bitmap<T, N>::operator=(Bitmap<T, N> &&orig) {
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if (this != &orig) {
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delete [] pixels;
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pixels = orig.pixels;
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w = orig.w, h = orig.h;
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orig.pixels = NULL;
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}
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return *this;
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}
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#endif
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template <typename T, int N>
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int Bitmap<T, N>::width() const {
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return w;
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}
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template <typename T, int N>
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int Bitmap<T, N>::height() const {
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return h;
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}
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template <typename T, int N>
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T * Bitmap<T, N>::operator()(int x, int y) {
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return pixels+N*(w*y+x);
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}
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template <typename T, int N>
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const T * Bitmap<T, N>::operator()(int x, int y) const {
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return pixels+N*(w*y+x);
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}
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template <typename T, int N>
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Bitmap<T, N>::operator T *() {
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return pixels;
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}
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template <typename T, int N>
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Bitmap<T, N>::operator const T *() const {
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return pixels;
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}
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template <typename T, int N>
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Bitmap<T, N>::operator BitmapRef<T, N>() {
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return BitmapRef<T, N>(pixels, w, h);
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}
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template <typename T, int N>
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Bitmap<T, N>::operator BitmapConstRef<T, N>() const {
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return BitmapConstRef<T, N>(pixels, w, h);
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}
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}
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