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