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deps/g3dlite/include/G3D/Image3.h

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+/**
+  \file G3D/Image3.h
+
+  \maintainer Morgan McGuire, http://graphics.cs.williams.edu
+
+  \created 2007-01-31
+  \edited  2011-08-31
+*/
+
+
+#ifndef G3D_IMAGE3_H
+#define G3D_IMAGE3_H
+
+#include "G3D/platform.h"
+#include "G3D/Map2D.h"
+#include "G3D/Color3.h"
+
+namespace G3D {
+
+typedef shared_ptr<class Image3> Image3Ref;
+
+/**
+ RGB image with 32-bit floating point storage for each channel.
+
+ See also G3D::Image3unorm8, G3D::GImage.
+ */
+class Image3 : public Map2D<Color3, Color3> {
+public:
+
+    typedef Image3      Type;
+    typedef shared_ptr<class Image3>   Ref;
+
+protected:
+
+    Image3(int w, int h, WrapMode wrap);
+
+    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 fromImage3unorm8(const shared_ptr<class Image3unorm8>& im);
+
+    /** Loads from any of the file formats supported by G3D::GImage.  If there is an alpha channel on the input,
+        it is stripped. Converts 8-bit formats to the range (0, 1) */
+    void load(const std::string& filename);
+
+    /** Saves in any of the formats supported by G3D::GImage. Assumes the data is on the range (0, 1) if saving to an 8-bit format.*/
+    void save(const std::string& filename);
+};
+
+} // G3D
+
+#endif