summaryrefslogtreecommitdiff
path: root/thirdparty/msdfgen/core/Bitmap.hpp
blob: cb16cac8d4f73a6fdca6895928a8a31c0090f877 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117

#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);
}

}