added more simple texture data load/save functions and a screenshot function

include/ACGL/OpenGL/Controller/FrameBufferObjectControl.hh

@@ -34,7 +34,7 @@ public:
         mFragDataLocations()
     {
         mDepthAttachment.name         = "";
-        mDepthAttachment.texture      = ConstSharedTexture();
+        mDepthAttachment.texture      = ConstSharedTextureBase();
         mDepthAttachment.renderBuffer = ConstSharedRenderBuffer();
     }
     virtual ~FrameBufferObjectControl() {}
@@ -43,10 +43,10 @@ public:
     // ============================================================================================ METHODS \/
     // ==================================================================================================== \/
 public:
-    inline FrameBufferObjectControl& depthTexture      (const ConstSharedTexture& _pDepthTexture)           { mDepthAttachment.texture = _pDepthTexture;           return *this; }
+    inline FrameBufferObjectControl& depthTexture      (const ConstSharedTextureBase&  _pDepthTexture)      { mDepthAttachment.texture      = _pDepthTexture;      return *this; }
     inline FrameBufferObjectControl& depthRenderBuffer (const ConstSharedRenderBuffer& _pDepthRenderBuffer) { mDepthAttachment.renderBuffer = _pDepthRenderBuffer; return *this; }
 
-    inline FrameBufferObjectControl& colorTexture(const std::string& _name, const ConstSharedTexture& _texture)
+    inline FrameBufferObjectControl& colorTexture(const std::string& _name, const ConstSharedTextureBase& _texture)
     {
         FrameBufferObject::Attachment attachment = {_name, _texture, SharedRenderBuffer(), (GLuint) mColorAttachments.size(), Image()};
         mColorAttachments.push_back(attachment);

include/ACGL/OpenGL/Controller/TextureControl.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTURECONTROL_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTURECONTROL_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 /**
  * Can create an empty texture, if a texture should get loaded from a file,
  * see TextureControlFile.
@@ -121,4 +123,6 @@ protected:
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTURECONTROL_HH

include/ACGL/OpenGL/Controller/TextureControlCubeMap.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTURECONTROLCUBEMAP_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTURECONTROLCUBEMAP_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 /**
  * Can set up a cube map out of multiple TextureData objects.
  */
@@ -107,4 +109,6 @@ protected:
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTURECONTROL_HH

include/ACGL/OpenGL/Controller/TextureControlFile.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTURECONTROLFILE_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTURECONTROLFILE_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/ACGL.hh>
 
 #include <ACGL/Resource/FileController.hh>
@@ -83,4 +85,6 @@ protected:
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTURECONTROLFILE_HH

include/ACGL/OpenGL/Controller/TextureDataControlFileJPG.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEJPG_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEJPG_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/ACGL.hh>
 
 #include <ACGL/OpenGL/Controller/DataControlFile.hh>
@@ -45,4 +47,6 @@ ACGL_SMARTPOINTER_TYPEDEFS(TextureDataControlFileJPG)
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEJPG_HH

include/ACGL/OpenGL/Controller/TextureDataControlFilePNG.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNG_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNG_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/ACGL.hh>
 
 #include <ACGL/OpenGL/Controller/DataControlFile.hh>
@@ -45,4 +47,6 @@ ACGL_SMARTPOINTER_TYPEDEFS(TextureDataControlFilePNG)
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNG_HH

include/ACGL/OpenGL/Controller/TextureDataControlFilePNM.hh

@@ -7,6 +7,8 @@
 #ifndef ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNM_HH
 #define ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNM_HH
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 /**
  * A minimal PNM loader (with some bugs). No external dependencies, so this is at least
  * one image type that can be loaded without extra libs.
@@ -61,4 +63,6 @@ ACGL_SMARTPOINTER_TYPEDEFS(TextureDataControlFilePNM)
 } // OpenGL
 } // ACGL
 
+#endif
+
 #endif // ACGL_OPENGL_CONTROLLER_TEXTUREDATACONTROLFILEPNM_HH

include/ACGL/OpenGL/Data/TextureDataLoadStore.hh

@@ -14,20 +14,74 @@
 
 #include <ACGL/ACGL.hh>
 #include <ACGL/OpenGL/Data/TextureData.hh>
+#include <ACGL/OpenGL/Tools.hh>
 
 #include <string>
 
 namespace ACGL{
 namespace OpenGL{
 
-//! saves to a PPM file
-bool saveTextureDataToPPM(const ConstSharedTextureData& _textureData, const std::string &_filename);
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                               generic load/save
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+//! generic load function that will use one of the loading functions below based on the file ending
+SharedTextureData loadTextureData(const std::string &_filename);
+
+//! generic save function that will use one of the saving functions below based on the file ending
+bool saveTextureData(const SharedTextureData &_textureData, const std::string &_filename);
+
+//! saves the viewport visible part of the framebuffer 0 to a file named _prefix_DATE-TIME._fileEnding
+bool saveScreenshot( const std::string &_prefix = "screenshot", const std::string _fileEnding = "png" );
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                           library specific load
+///////////////////////////////////////////////////////////////////////////////////////////////////
 
 //! loads from a PNG using the simple lodepng library
 SharedTextureData loadTextureDataFromLodepng(const std::string &_filename);
 
+#ifdef ACGL_COMPILE_WITH_QT
+//! loads from the QT library
+SharedTextureData loadTextureDataFromQT(const std::string &_filename);
+#endif
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                           library specific save
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+//! saves to a PPM file
+bool saveTextureDataToPPM(const SharedTextureData &_textureData, const std::string &_filename);
+
 //! save to a PNG file with lodepng
-bool saveTextureDataToLodepng( SharedTextureData _data, const std::string &_filename );
+bool saveTextureDataToLodepng( const SharedTextureData &_data, const std::string &_filename );
+
+#ifdef ACGL_COMPILE_WITH_QT
+bool saveTextureDataToQT( const SharedTextureData &_data, const std::string &_filename );
+#endif
+
+
+// helper for saveTextureDataToLodepng
+template< typename T>
+unsigned char *preProcess( const SharedTextureData &_data)
+{
+    unsigned int channelCount = getNumberOfChannels( _data->getFormat() );
+
+    unsigned int pixelCount = _data->getWidth() * _data->getHeight();
+    T *processedrawdata = new T[pixelCount * channelCount];
+
+    // copy & flip the image:
+    T *originalrawdata  = (T*) _data->getData();
+
+    for (int i = 0; i < _data->getHeight(); ++i) {
+        size_t srcOffset = _data->getWidth() * i * channelCount;
+        size_t dstOffset = _data->getWidth() * (_data->getHeight()-i-1) * channelCount;
+
+        memcpy( processedrawdata + dstOffset, originalrawdata + srcOffset, _data->getWidth()*channelCount * sizeof(T) );
+    }
+
+    return (unsigned char *) processedrawdata;
+}
 
 } // OpenGL
 } // ACGL

include/ACGL/OpenGL/HiLevelObjects/Uniform.hh

@@ -206,11 +206,10 @@ public:
 ACGL_SMARTPOINTER_TYPEDEFS(UniformMatrix4f)
 
 //=========================
-
-class UniformTexture : public UniformData<ConstSharedTexture>
+class UniformTexture : public UniformData<ConstSharedTextureBase>
 {
 public:
-    UniformTexture(void) : UniformData<ConstSharedTexture>() {}
+    UniformTexture(void) : UniformData<ConstSharedTextureBase>() {}
     virtual ~UniformTexture(void) {}
     void apply(GLint _location, GLenum _unit) const { glUniform1i(_location, _unit); mValue->bind(_unit); }
 };

include/ACGL/OpenGL/Managers.hh

@@ -39,8 +39,10 @@ typedef Resource::MultiFileManager<ShaderProgram> ShaderProgramFileManager;
 
 typedef Resource::NameManager<ShaderProgramObject> ShaderProgramObjectNameManager;
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
 typedef Resource::NameManager<Texture> TextureNameManager;
 typedef Resource::FileManager<Texture> TextureFileManager;
+#endif
 
 typedef Resource::NameManager<TextureData> TextureDataNameManager;
 typedef Resource::FileManager<TextureData> TextureDataFileManager;

include/ACGL/OpenGL/Objects/FrameBufferObject.hh

@@ -87,7 +87,7 @@ public:
             ACGL::Utils::error() << "could not generate FrameBufferObject!" << std::endl;
             return;
         }
-        mDepthAttachment.texture      = ConstSharedTexture();
+        mDepthAttachment.texture      = ConstSharedTextureBase();
         mDepthAttachment.renderBuffer = ConstSharedRenderBuffer();
         mDepthAttachment.name     = ""; // not useful here
         mDepthAttachment.location =  0; // not useful here
@@ -133,7 +133,7 @@ public:
      */
     inline bool attachColorRenderBuffer(const std::string &_name, const ConstSharedRenderBuffer& _renderBuffer)
     {
-        Attachment a = {_name, SharedTexture(), _renderBuffer, 0xFFFFFFFF, Image()};
+        Attachment a = {_name, SharedTextureBase(), _renderBuffer, 0xFFFFFFFF, Image()};
         return attachColorAttachment( a );
     }
 
@@ -145,7 +145,7 @@ public:
 
     inline bool attachColorRenderBuffer(const std::string &_name, const ConstSharedRenderBuffer& _renderBuffer, GLuint _location )
     {
-        Attachment a = {_name, SharedTexture(), _renderBuffer, _location, Image()};
+        Attachment a = {_name, SharedTextureBase(), _renderBuffer, _location, Image()};
         return attachColorAttachment( a );
     }
 
@@ -237,8 +237,12 @@ public:
 
     //! returns the current contents of the default FrameBuffer
     //! the format of the returned TextureData will be GL_RGB, the type will be GL_UNSIGNED_INT
+    //! _readBuffer = GL_INVALID_ENUM will read out the default read buffer
     static SharedTextureData getImageData(GLsizei _width, GLsizei _height, GLint _x = 0, GLint _y = 0, GLenum _readBuffer = GL_INVALID_ENUM);
 
+    //! get the part of the framebuffer thats part of the current viewport
+    static SharedTextureData getImageData();
+
     // =================================================================================================== \/
     // ============================================================================================ FIELDS \/
     // =================================================================================================== \/

include/ACGL/OpenGL/Objects/ShaderProgram.hh

@@ -238,6 +238,8 @@ public:
     //! sets a texture uniform to a given texture unit and also binds the texture to the same unit
     inline void setTexture        (GLint _location,                  const ConstSharedTextureBase& _texture, GLint _unit) const { glUniform1i(_location, _unit);                                        _texture->bind(_unit); }
     inline void setTexture        (const std::string& _nameInShader, const ConstSharedTextureBase& _texture, GLint _unit) const { setUniform( getUniformLocation(_nameInShader), (GLint) _unit);        _texture->bind(_unit); }
+
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
     //! set the texture to the texture unit the uniform is set to.
     //! Note: it is not guaranteed that all uniforms for textures are set to unique samplers by default after linking!
     void setTexture( const std::string& _nameInShader, const ConstSharedTexture& _texture ) const {
@@ -248,6 +250,7 @@ public:
             _texture->bind( unit );
         }
     }
+#endif
     
     #if (ACGL_OPENGL_VERSION >= 41)
     // DSA versions:

include/ACGL/OpenGL/Objects/Texture.hh

@@ -438,7 +438,7 @@ ACGL_SMARTPOINTER_TYPEDEFS(TextureCubeMap)
 
 
 
-
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
 //
 // Full compatibility with the old Texture class:
 //
@@ -729,7 +729,7 @@ private:
 };
 
 ACGL_SMARTPOINTER_TYPEDEFS(Texture)
-
+#endif
 
 } // OpenGL
 } // ACGL

src/ACGL/OpenGL/Controller/TextureControlCubeMap.cc

@@ -4,6 +4,8 @@
  * Distributed under the terms of the MIT License (see LICENSE.TXT).   *
  **********************************************************************/
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/OpenGL/Controller/TextureControlCubeMap.hh>
 
 using namespace ACGL::Utils;
@@ -108,3 +110,4 @@ SharedTexture TextureControlCubeMap::create(void)
     return texture;
 }
 
+#endif

src/ACGL/OpenGL/Controller/TextureControlFile.cc

@@ -4,6 +4,8 @@
  * Distributed under the terms of the MIT License (see LICENSE.TXT).   *
  **********************************************************************/
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/OpenGL/Controller/TextureControlFile.hh>
 #include <ACGL/OpenGL/Controller/DataControlFileFactory.hh>
 
@@ -101,3 +103,5 @@ bool TextureControlFile::update(SharedTexture& texture)
     updateFileModificationTime();
     return true;
 }
+
+#endif

src/ACGL/OpenGL/Controller/TextureDataControlFileJPG.cc

@@ -7,6 +7,8 @@
 #include <ACGL/OpenGL/Controller/TextureDataControlFileJPG.hh>
 #include <ACGL/OpenGL/Controller/DataControlFileFactory.hh>
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #ifdef ACGL_COMPILE_WITH_QT
 #include <QtGui/QImage>
 #include <QtOpenGL/QGLWidget>
@@ -45,3 +47,5 @@ int_t TextureDataControlFileJPG::registerType(void)
     sTypeID = TextureDataControlFileFactory::the()->registerType("jpg", &TextureDataControlFileJPG::creator);
     return sTypeID;
 }
+
+#endif

src/ACGL/OpenGL/Controller/TextureDataControlFilePNG.cc

@@ -7,6 +7,8 @@
 #include <ACGL/OpenGL/Controller/TextureDataControlFilePNG.hh>
 #include <ACGL/OpenGL/Controller/DataControlFileFactory.hh>
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #ifdef ACGL_COMPILE_WITH_QT
 #include <QtGui/QImage>
 #include <QtOpenGL/QGLWidget>
@@ -45,3 +47,5 @@ int_t TextureDataControlFilePNG::registerType(void)
     sTypeID = TextureDataControlFileFactory::the()->registerType("png", &TextureDataControlFilePNG::creator);
     return sTypeID;
 }
+
+#endif

src/ACGL/OpenGL/Controller/TextureDataControlFilePNM.cc

@@ -4,6 +4,8 @@
  * Distributed under the terms of the MIT License (see LICENSE.TXT).   *
  **********************************************************************/
 
+#ifdef ACGL_INCLUDE_DEPRECATED_FUNCTIONALITY
+
 #include <ACGL/OpenGL/Controller/TextureDataControlFilePNM.hh>
 #include <ACGL/OpenGL/Controller/DataControlFileFactory.hh>
 #include <ACGL/OpenGL/Tools.hh>
@@ -215,3 +217,5 @@ int_t TextureDataControlFilePNM::registerType(void)
     sTypeID = TextureDataControlFileFactory::the()->registerType("ppm", &TextureDataControlFilePNM::creator);
     return sTypeID;
 }
+
+#endif

src/ACGL/OpenGL/Data/TextureDataLoadStore.cc

@@ -6,6 +6,12 @@
 
 #include <ACGL/OpenGL/Data/TextureDataLoadStore.hh>
 #include <ACGL/OpenGL/Tools.hh>
+#include <ACGL/Base/FileHelpers.hh>
+
+// for the screenshot function:
+#include <ACGL/OpenGL/Objects/FrameBufferObject.hh>
+#include <cstdio>
+#include <ctime>
 
 #include <fstream>
 #include "lodepng/lodepng.h"
@@ -17,61 +23,74 @@ using namespace ACGL::Utils;
 namespace ACGL{
 namespace OpenGL{
 
-bool saveTextureDataToPPM(const ConstSharedTextureData& _textureData, const std::string &_filename)
-{
-    if(_textureData->getFormat() != GL_RGB)
-    {
-        error() << "saveTextureDataToPPM: Unsupported texture format, must be GL_RGB" << std::endl;
-        return false;
-    }
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                               generic load/save
+///////////////////////////////////////////////////////////////////////////////////////////////////
 
-    std::ofstream outFileStream(_filename.c_str(), std::ios_base::out | std::ios_base::binary);
+SharedTextureData loadTextureData(const std::string &_filename)
+{
+    // lower case file ending:
+    std::string fileEnding = Base::FileHelpers::getFileEnding( _filename );
 
-    if(!outFileStream.good())
-    {
-        error() << "saveTextureDataToPPM: Could not open file " << _filename << std::endl;
-        return false;
+    if (fileEnding == "png") {
+        return loadTextureDataFromLodepng( _filename );
+    }
+#ifdef ACGL_COMPILE_WITH_QT
+    else if (   fileEnding == "bmp" || fileEnding == "jpg" || fileEnding == "jpeg"
+             || fileEnding == "png" || fileEnding == "pbm" || fileEnding == "ppm"
+             || fileEnding == "tif" || fileEnding == "tiff"|| fileEnding == "xbm"
+             || fileEnding == "xpm" || fileEnding == "pgm") {
+        return loadTextureDataFromQT( _filename );
+    }
+#endif
+    else {
+        error() << "file format of " << _filename << " not supported" << std::endl;
     }
 
-    // Use the binary-encoded RGB texture format
-    outFileStream << "P6" << std::endl;
+    return SharedTextureData();
+}
 
-    // Width and height
-    outFileStream << _textureData->getWidth() << " " << _textureData->getHeight() << std::endl;
+bool saveTextureData(const SharedTextureData &_textureData, const std::string &_filename)
+{
+    // lower case file ending:
+    std::string fileEnding = Base::FileHelpers::getFileEnding( _filename );
 
-    // Maximum value
-    uint_t maxValue;
-    if(_textureData->getType() == GL_UNSIGNED_BYTE)
-    {
-        maxValue = 255;
+    if (fileEnding == "png") {
+        return saveTextureDataToLodepng( _textureData, _filename );
     }
-    else
-    {
-        error() << "saveTextureDataToPPM: Unsupported texture type, must be GL_UNSIGNED_BYTE" << std::endl;
-        return false;
+#ifdef ACGL_COMPILE_WITH_QT
+    else if (   fileEnding == "bmp" || fileEnding == "jpg" || fileEnding == "jpeg"
+             || fileEnding == "png" || fileEnding == "ppm"
+             || fileEnding == "tif" || fileEnding == "tiff"|| fileEnding == "xbm"
+             || fileEnding == "xpm") {
+        return saveTextureDataToQT( _textureData, _filename );
+    }
+#endif
+    else if (fileEnding == "ppm") {
+        return saveTextureDataToPPM( _textureData, _filename );
+    } else {
+        error() << "file format of " << _filename << " not supported" << std::endl;
     }
-    outFileStream << maxValue;
 
-    // Single whitespace as a delimiter
-    outFileStream << "\n";
+    return false;
+}
 
-    // Now, write the image data in binary format
-    for(GLsizei y = 0; y < _textureData->getHeight(); ++y)
-    {
-        for(GLsizei x = 0; x < _textureData->getWidth(); ++x)
-        {
-            GLsizei i = ((_textureData->getHeight() - y - 1) * _textureData->getWidth()) + x;
 
-            outFileStream.put(_textureData->getData()[(3*i + 0) * getGLTypeSize(_textureData->getType())]);
-            outFileStream.put(_textureData->getData()[(3*i + 1) * getGLTypeSize(_textureData->getType())]);
-            outFileStream.put(_textureData->getData()[(3*i + 2) * getGLTypeSize(_textureData->getType())]);
-        }
-    }
+bool saveScreenshot( const std::string &_prefix, const std::string _fileEnding )
+{
+    time_t rawtime;
+    time( &rawtime );
 
-    outFileStream.close();
-    return true;
+    char timestring[30];
+    strftime( timestring, 30, "_%Y-%m-%d_%H-%M-%S", localtime( &rawtime ) );
+
+    std::string filename = _prefix + timestring + "." + _fileEnding;
+    return ACGL::OpenGL::saveTextureData( FrameBufferObject::getImageData(), filename );
 }
 
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                           library specific load
+///////////////////////////////////////////////////////////////////////////////////////////////////
 
 SharedTextureData loadTextureDataFromLodepng(const std::string &_filename)
 {
@@ -149,29 +168,92 @@ SharedTextureData loadTextureDataFromLodepng(const std::string &_filename)
     return data;
 }
 
-// helper for saveTextureDataToLodepng
-template< typename T>
-unsigned char *preProcess( SharedTextureData _data)
+
+#ifdef ACGL_COMPILE_WITH_QT
+//! loads from the QT library
+SharedTextureData loadTextureDataFromQT(const std::string &_filename)
 {
-    unsigned int channelCount = getNumberOfChannels( _data->getFormat() );
+    SharedTextureData data;
 
-    unsigned int pixelCount = _data->getWidth() * _data->getHeight();
-    T *processedrawdata = new T[pixelCount * channelCount];
+    QImage image = QImage( QString(_filename.c_str()) );
 
-    // copy & flip the image:
-    T *originalrawdata  = (T*) _data->getData();
+    if (image.isNull())
+    {
+        ACGL::Utils::error() << "Loading image " << _filename << " has failed!" << std::endl;
+        return data;
+    }
 
-    for (int i = 0; i < _data->getHeight(); ++i) {
-        size_t srcOffset = _data->getWidth() * i * channelCount;
-        size_t dstOffset = _data->getWidth() * (_data->getHeight()-i-1) * channelCount;
+    image = QGLWidget::convertToGLFormat(image);
+    GLubyte *pImageData = new GLubyte[image.byteCount()];
+    memcpy(pImageData, image.bits(), image.byteCount());
+    data->setData(   pImageData     );
+    data->setWidth(  image.width()  );
+    data->setHeight( image.height() );
 
-        memcpy( processedrawdata + dstOffset, originalrawdata + srcOffset, _data->getWidth()*channelCount * sizeof(T) );
+    return data;
+}
+#endif
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                           library specific save
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool saveTextureDataToPPM(const SharedTextureData& _textureData, const std::string &_filename)
+{
+    if(_textureData->getFormat() != GL_RGB)
+    {
+        error() << "saveTextureDataToPPM: Unsupported texture format, must be GL_RGB" << std::endl;
+        return false;
+    }
+
+    std::ofstream outFileStream(_filename.c_str(), std::ios_base::out | std::ios_base::binary);
+
+    if(!outFileStream.good())
+    {
+        error() << "saveTextureDataToPPM: Could not open file " << _filename << std::endl;
+        return false;
+    }
+
+    // Use the binary-encoded RGB texture format
+    outFileStream << "P6" << std::endl;
+
+    // Width and height
+    outFileStream << _textureData->getWidth() << " " << _textureData->getHeight() << std::endl;
+
+    // Maximum value
+    uint_t maxValue;
+    if(_textureData->getType() == GL_UNSIGNED_BYTE)
+    {
+        maxValue = 255;
+    }
+    else
+    {
+        error() << "saveTextureDataToPPM: Unsupported texture type, must be GL_UNSIGNED_BYTE" << std::endl;
+        return false;
+    }
+    outFileStream << maxValue;
+
+    // Single whitespace as a delimiter
+    outFileStream << "\n";
+
+    // Now, write the image data in binary format
+    for(GLsizei y = 0; y < _textureData->getHeight(); ++y)
+    {
+        for(GLsizei x = 0; x < _textureData->getWidth(); ++x)
+        {
+            GLsizei i = ((_textureData->getHeight() - y - 1) * _textureData->getWidth()) + x;
+
+            outFileStream.put(_textureData->getData()[(3*i + 0) * getGLTypeSize(_textureData->getType())]);
+            outFileStream.put(_textureData->getData()[(3*i + 1) * getGLTypeSize(_textureData-&g