Added support s/getImage(uint i) and getNumImages().

include/osg/Referenced

@@ -19,7 +19,7 @@
 
 #include <osg/Export>
 
-#define USE_REF_MUTEX 1
+// #define USE_REF_MUTEX 1
 
 namespace osg {
 

include/osg/Texture

@@ -315,6 +315,20 @@ class SG_EXPORT Texture : public osg::StateAttribute
         void setShadowAmbient(float shadow_ambient) { _shadow_ambient = shadow_ambient; }
         float getShadowAmbient() { return _shadow_ambient; }
         
+
+        /** Set the texture image for specified face. */
+        virtual void setImage(unsigned int face, Image* image) = 0;
+
+        /** Get the texture image for specified face. */
+        virtual Image* getImage(unsigned int face) = 0;
+
+        /** Get the const texture image for specified face. */
+        virtual const Image* getImage(unsigned int face) const = 0;
+
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const = 0;
+
+
         /** Texture is pure virtual base class, apply must be overriden. */
         virtual void apply(State& state) const = 0;
 

include/osg/Texture1D

@@ -58,6 +58,19 @@ class SG_EXPORT Texture1D : public Texture
         }
 
 
+        /** Set the texture image, ignoring face. as there is only one image*/
+        virtual void setImage(unsigned int, Image* image) { setImage(image); }
+
+        /** Get the texture image, ignoring face value as there is only one image. */
+        virtual Image* getImage(unsigned int) { return _image.get(); }
+
+        /** Get the const texture image , ignoring face value as there is only one image. */
+        virtual const Image* getImage(unsigned int) const { return _image.get(); }
+
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const { return 1; }
+
+
         /** Set the texture width and height. If width or height are zero then
           * the repsective size value is calculated from the source image sizes. */
         inline void setTextureSize(int width) const

include/osg/Texture2D

@@ -57,6 +57,20 @@ class SG_EXPORT Texture2D : public Texture
             return _modifiedTag[contextID];
         }
 
+
+        /** Set the texture image, ignoring face. as there is only one image*/
+        virtual void setImage(unsigned int, Image* image) { setImage(image); }
+
+        /** Get the texture image, ignoring face value as there is only one image. */
+        virtual Image* getImage(unsigned int) { return _image.get(); }
+
+        /** Get the const texture image , ignoring face value as there is only one image. */
+        virtual const Image* getImage(unsigned int) const { return _image.get(); }
+
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const { return 1; }
+
+
         /** Set the texture width and height. If width or height are zero then
           * the repsective size value is calculated from the source image sizes. */
         inline void setTextureSize(int width, int height) const

include/osg/Texture3D

@@ -55,6 +55,19 @@ class SG_EXPORT Texture3D : public Texture
             return _modifiedTag[contextID];
         }
 
+        /** Set the texture image, ignoring face. as there is only one image*/
+        virtual void setImage(unsigned int, Image* image) { setImage(image); }
+
+        /** Get the texture image, ignoring face value as there is only one image. */
+        virtual Image* getImage(unsigned int) { return _image.get(); }
+
+        /** Get the const texture image , ignoring face value as there is only one image. */
+        virtual const Image* getImage(unsigned int) const { return _image.get(); }
+
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const { return 1; }
+
+
         /** Set the texture width and height. If width or height are zero then
           * the repsective size value is calculated from the source image sizes. */
         inline void setTextureSize(int width, int height, int depth) const

include/osg/TextureCubeMap

@@ -54,15 +54,18 @@ class SG_EXPORT TextureCubeMap : public Texture
         };
 
         /** Set the texture image for specified face. */
-        void setImage(Face, Image* image);
+        virtual void setImage(unsigned int face, Image* image);
 
         /** Get the texture image for specified face. */
-        Image* getImage(Face);
+        virtual Image* getImage(unsigned int face);
 
         /** Get the const texture image for specified face. */
-        const Image* getImage(Face) const;
+        virtual const Image* getImage(unsigned int face) const;
 
-        inline unsigned int& getModifiedTag(Face face,unsigned int contextID) const
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const { return 6; }
+
+        inline unsigned int& getModifiedTag(unsigned int face,unsigned int contextID) const
         {
             // get the modified tag for the current contextID.
             return _modifiedTag[face][contextID];

include/osg/TextureRectangle

@@ -65,6 +65,20 @@ class SG_EXPORT TextureRectangle : public Texture
             return _modifiedTag[contextID];
         }
 
+
+        /** Set the texture image, ignoring face. as there is only one image*/
+        virtual void setImage(unsigned int, Image* image) { setImage(image); }
+
+        /** Get the texture image, ignoring face value as there is only one image. */
+        virtual Image* getImage(unsigned int) { return _image.get(); }
+
+        /** Get the const texture image , ignoring face value as there is only one image. */
+        virtual const Image* getImage(unsigned int) const { return _image.get(); }
+
+        /** Get the number of images that can be assigned to the Texture. */
+        virtual unsigned int getNumImages() const { return 1; }
+
+
         /** Set the texture width and height. If width or height are zero then
           * the repsective size value is calculated from the source image sizes. */
         inline void setTextureSize(int width, int height) const

src/osg/Image.cpp

@@ -27,6 +27,8 @@ using namespace std;
 
 Image::Image()
 {
+    setDataVariance(STATIC); 
+
     _fileName               = "";
     _s = _t = _r            = 0;
     _internalTextureFormat  = 0;

src/osg/ImageStream.cpp

@@ -18,6 +18,7 @@ using namespace osg;
 ImageStream::ImageStream():
     _status(PAUSED)
 {
+    setDataVariance(DYNAMIC); 
 }
 
 ImageStream::ImageStream(const ImageStream& image,const CopyOp& copyop):

src/osg/Texture1D.cpp

@@ -152,18 +152,12 @@ void Texture1D::apply(State& state) const
         // update the modified tag to show that it is upto date.
         getModifiedTag(contextID) = _image->getModifiedTag();
     
-        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded())
+        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded() && getDataVariance()==STATIC)
         {
             Texture1D* non_const_this = const_cast<Texture1D*>(this);
             non_const_this->_image = 0;
         }
         
-        // in theory the following line is redundent, but in practice
-        // have found that the first frame drawn doesn't apply the textures
-        // unless a second bind is called?!!
-        // perhaps it is the first glBind which is not required...
-        //glBindTexture( GL_TEXTURE_1D, handle );
-        
     }
     else
     {

src/osg/Texture2D.cpp

@@ -188,7 +188,7 @@ void Texture2D::apply(State& state) const
         getModifiedTag(contextID) = _image->getModifiedTag();
 
 
-        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded())
+        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded() && getDataVariance()==STATIC)
         {
             Texture2D* non_const_this = const_cast<Texture2D*>(this);
             non_const_this->_image = 0;

src/osg/Texture3D.cpp

@@ -168,18 +168,12 @@ void Texture3D::apply(State& state) const
         // update the modified tag to show that it is upto date.
         getModifiedTag(contextID) = _image->getModifiedTag();
 
-        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded())
+        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded() && getDataVariance()==STATIC)
         {
             Texture3D* non_const_this = const_cast<Texture3D*>(this);
             non_const_this->_image = 0;
         }
 
-        // in theory the following line is redundent, but in practice
-        // have found that the first frame drawn doesn't apply the textures
-        // unless a second bind is called?!!
-        // perhaps it is the first glBind which is not required...
-        //glBindTexture( GL_TEXTURE_3D, handle );
-        
     }
     else
     {

src/osg/TextureCubeMap.cpp

@@ -164,18 +164,18 @@ int TextureCubeMap::compare(const StateAttribute& sa) const
 }
 
 
-void TextureCubeMap::setImage( Face face, Image* image)
+void TextureCubeMap::setImage( unsigned int face, Image* image)
 {
     _images[face] = image;
     _modifiedTag[face].setAllElementsTo(0);
 }
 
-Image* TextureCubeMap::getImage(Face face)
+Image* TextureCubeMap::getImage(unsigned int face)
 {
     return _images[face].get();
 }
 
-const Image* TextureCubeMap::getImage(Face face) const
+const Image* TextureCubeMap::getImage(unsigned int face) const
 {
     return _images[face].get();
 }
@@ -284,7 +284,7 @@ void TextureCubeMap::apply(State& state) const
 
         }
 
-        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded())
+        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded() && getDataVariance()==STATIC)
         {
             TextureCubeMap* non_const_this = const_cast<TextureCubeMap*>(this);
             for (int n=0; n<6; n++)
@@ -293,12 +293,6 @@ void TextureCubeMap::apply(State& state) const
             }
         }
         
-        // in theory the following line is redundent, but in practice
-        // have found that the first frame drawn doesn't apply the textures
-        // unless a second bind is called?!!
-        // perhaps it is the first glBind which is not required...
-        //glBindTexture( GL_TEXTURE_CUBE_MAP, handle );
-        
     }
     else
     {

src/osg/TextureRectangle.cpp

@@ -182,11 +182,11 @@ void TextureRectangle::apply(State& state) const
 
         textureObject->setAllocated(1,_internalFormat,_textureWidth,_textureHeight,1,0);
 
-        // in theory the following line is redundant, but in practice
+        if (_unrefImageDataAfterApply && areAllTextureObjectsLoaded() && getDataVariance()==STATIC)
-        // have found that the first frame drawn doesn't apply the textures
+        {
-        // unless a second bind is called?!!
+            TextureRectangle* non_const_this = const_cast<TextureRectangle*>(this);
-        // perhaps it is the first glBind which is not required...
+            non_const_this->_image = 0;
-        //glBindTexture(GL_TEXTURE_RECTANGLE, handle);
+        }
     }
     else
     {