hyperion.ng/include/utils/RgbImage.h

62 lines
1.0 KiB
C++

#pragma once
#include <cassert>
#include <cstring>
#include <vector>
// Local includes
#include "RgbColor.h"
class RgbImage
{
public:
RgbImage(const unsigned width, const unsigned height, const RgbColor background = RgbColor::BLACK);
~RgbImage();
inline unsigned width() const
{
return mWidth;
}
inline unsigned height() const
{
return mHeight;
}
void setPixel(const unsigned x, const unsigned y, const RgbColor color);
const RgbColor& operator()(const unsigned x, const unsigned y) const;
RgbColor& operator()(const unsigned x, const unsigned y);
inline void copy(const RgbImage& other)
{
assert(other.mWidth == mWidth);
assert(other.mHeight == mHeight);
memcpy(mColors, other.mColors, mWidth*mHeight*sizeof(RgbColor));
}
RgbColor* memptr()
{
return mColors;
}
private:
inline unsigned toIndex(const unsigned x, const unsigned y) const
{
return y*mWidth + x;
}
private:
const unsigned mWidth;
const unsigned mHeight;
/** The colors of the image */
RgbColor* mColors;
};