noahbackus
9d30169a8d
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42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
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#pragma once
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#include "base.h"
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namespace msdfgen {
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/// Reference to a 2D image bitmap or a buffer acting as one. Pixel storage not owned or managed by the object.
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template <typename T, int N = 1>
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struct BitmapRef {
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T *pixels;
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int width, height;
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inline BitmapRef() : pixels(NULL), width(0), height(0) { }
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inline BitmapRef(T *pixels, int width, int height) : pixels(pixels), width(width), height(height) { }
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inline T *operator()(int x, int y) const {
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return pixels+N*(width*y+x);
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}
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};
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/// Constant reference to a 2D image bitmap or a buffer acting as one. Pixel storage not owned or managed by the object.
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template <typename T, int N = 1>
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struct BitmapConstRef {
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const T *pixels;
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int width, height;
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inline BitmapConstRef() : pixels(NULL), width(0), height(0) { }
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inline BitmapConstRef(const T *pixels, int width, int height) : pixels(pixels), width(width), height(height) { }
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inline BitmapConstRef(const BitmapRef<T, N> &orig) : pixels(orig.pixels), width(orig.width), height(orig.height) { }
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inline const T *operator()(int x, int y) const {
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return pixels+N*(width*y+x);
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}
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};
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}
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