90 lines
1.9 KiB
C++
90 lines
1.9 KiB
C++
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// This code is in the public domain -- castanyo@yahoo.es
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#pragma once
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#ifndef NV_IMAGE_IMAGE_H
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#define NV_IMAGE_IMAGE_H
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#include "nvimage.h"
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#include "nvcore/Debug.h"
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namespace nv
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{
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class Color32;
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/// 32 bit RGBA image.
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class NVIMAGE_CLASS Image
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{
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public:
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enum Format
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{
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Format_RGB,
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Format_ARGB,
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};
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Image();
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Image(const Image & img);
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~Image();
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const Image & operator=(const Image & img);
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void allocate(uint w, uint h, uint d = 1);
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void acquire(Color32 * data, uint w, uint h, uint d = 1);
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//bool load(const char * name);
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void resize(uint w, uint h, uint d = 1);
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void wrap(void * data, uint w, uint h, uint d = 1);
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void unwrap();
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uint width() const;
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uint height() const;
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uint depth() const;
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const Color32 * scanline(uint h) const;
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Color32 * scanline(uint h);
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const Color32 * pixels() const;
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Color32 * pixels();
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const Color32 & pixel(uint idx) const;
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Color32 & pixel(uint idx);
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const Color32 & pixel(uint x, uint y, uint z = 0) const;
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Color32 & pixel(uint x, uint y, uint z = 0);
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Format format() const;
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void setFormat(Format f);
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void fill(Color32 c);
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private:
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void free();
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private:
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uint m_width;
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uint m_height;
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uint m_depth;
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Format m_format;
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Color32 * m_data;
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};
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inline const Color32 & Image::pixel(uint x, uint y, uint z) const
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{
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nvDebugCheck(x < m_width && y < m_height && z < m_depth);
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return pixel((z * m_height + y) * m_width + x);
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}
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inline Color32 & Image::pixel(uint x, uint y, uint z)
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{
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nvDebugCheck(x < m_width && y < m_height && z < m_depth);
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return pixel((z * m_height + y) * m_width + x);
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}
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} // nv namespace
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#endif // NV_IMAGE_IMAGE_H
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