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/**
\file G3D/Image1.h
\maintainer Morgan McGuire, http://graphics.cs.williams.edu
\created 2007-01-31
\edited 2011-08-31
*/
#ifndef G3D_Image1_h
#define G3D_Image1_h
#include "G3D/platform.h"
#include "G3D/Map2D.h"
#include "G3D/Color1.h"
namespace G3D {
typedef shared_ptr<class Image1> Image1Ref;
/**
Luminance image with 32-bit floating point storage.
See also G3D::Image1unorm8, G3D::GImage.
*/
class Image1 : public Map2D<Color1, Color1> {
public:
typedef Image1 Type;
typedef shared_ptr<class Image1> Ref;
typedef Color1 Storage;
typedef Color1 Compute;
protected:
Image1(int w, int h, WrapMode wrap);
void copyGImage(const class GImage& im);
void copyArray(const Color1* src, int w, int h);
void copyArray(const Color3* src, int w, int h);
void copyArray(const Color4* src, int w, int h);
void copyArray(const Color1unorm8* src, int w, int h);
void copyArray(const Color3unorm8* src, int w, int h);
void copyArray(const Color4unorm8* src, int w, int h);
public:
const class ImageFormat* format() const;
/** Creates an all-zero width x height image. */
static Ref createEmpty(int width, int height, WrapMode wrap = WrapMode::ERROR);
/** Creates a 0 x 0 image. */
static Ref createEmpty(WrapMode wrap = WrapMode::ERROR);
static Ref fromFile(const std::string& filename, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color1unorm8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color3unorm8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color4unorm8* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color1* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color3* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromArray(const class Color4* ptr, int width, int height, WrapMode wrap = WrapMode::ERROR);
static Ref fromImage1unorm8(const shared_ptr<class Image1unorm8>& im);
/** Loads from any of the file formats supported by G3D::Image.
If there is an alpha channel on the input, it is stripped.
Values are automatically scaled to the range [0, 1]. */
void load(const std::string& filename);
/** Saves in any of the formats supported by G3D::Image.
The data values are assumed to be on the range [0, 1] and will
be scaled appropriately for the save format.*/
void save(const std::string& filename);
};
} // G3D
#endif
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