This class represents a render target that renders to multiple RenderTextures at once.  
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|  | MultiRenderTarget (const String &name) | 
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| virtual void | bindSurface (size_t attachment, RenderTexture *target) | 
|  | Bind a surface to a certain attachment point. 
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| void | copyContentsToMemory (const Box &src, const PixelBox &dst, FrameBuffer buffer=FB_AUTO) override | 
|  | Error throwing implementation, it's not possible to write a MultiRenderTarget to disk. 
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| void | copyContentsToMemory (const PixelBox &dst, FrameBuffer buffer=FB_AUTO) | 
|  | This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. 
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| RenderTexture * | getBoundSurface (size_t index) | 
|  | Get a pointer to a bound surface. 
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| const BoundSufaceList & | getBoundSurfaceList () const | 
|  | Get a list of the surfaces which have been bound. 
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| PixelFormat | suggestPixelFormat () const override | 
|  | Irrelevant implementation since cannot copy. 
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| virtual void | unbindSurface (size_t attachment) | 
|  | Unbind attachment. 
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|  | RenderTarget () | 
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| virtual | ~RenderTarget () | 
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| virtual void | _beginUpdate () | 
|  | Method for manual management of rendering : fires 'preRenderTargetUpdate' and initialises statistics etc. 
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| virtual void | _detachDepthBuffer () | 
|  | Detaches DepthBuffer without notifying it from the detach. 
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| virtual void | _endUpdate () | 
|  | Method for manual management of rendering - finishes statistics calculation and fires 'postRenderTargetUpdate'. 
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| virtual void | _notifyCameraRemoved (const Camera *cam) | 
|  | Utility method to notify a render target that a camera has been removed, in case it was referring to it as a viewer. 
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| virtual void | _updateAutoUpdatedViewports (bool updateStatistics=true) | 
|  | Method for manual management of rendering - renders only viewports that are auto updated. 
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| virtual void | _updateViewport (int zorder, bool updateStatistics=true) | 
|  | Method for manual management of rendering - renders the given viewport (even if it is not autoupdated) 
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| virtual void | _updateViewport (Viewport *viewport, bool updateStatistics=true) | 
|  | Method for manual management of rendering - renders the given viewport (even if it is not autoupdated) 
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| virtual void | addListener (RenderTargetListener *listener) | 
|  | Add a listener to this RenderTarget which will be called back before & after rendering. 
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| virtual Viewport * | addViewport (Camera *cam, int ZOrder=0, float left=0.0f, float top=0.0f, float width=1.0f, float height=1.0f) | 
|  | Adds a viewport to the rendering target. 
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| virtual bool | attachDepthBuffer (DepthBuffer *depthBuffer) | 
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| void | copyContentsToMemory (const PixelBox &dst, FrameBuffer buffer=FB_AUTO) | 
|  | This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. 
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| virtual void | detachDepthBuffer () | 
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| uint | getCustomAttribute (const String &name) | 
|  | simplified API for bindings 
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| virtual void | getCustomAttribute (const String &name, void *pData) | 
|  | Retrieve a platform or API-specific piece of information. 
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| DepthBuffer * | getDepthBuffer () const | 
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| uint16 | getDepthBufferPool () const | 
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| virtual uint | getFSAA () const | 
|  | Indicates whether multisampling is performed on rendering and at what level. 
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| virtual const String & | getFSAAHint () const | 
|  | RenderSystem specific FSAA option. See RenderSystem::_createRenderWindow for details. 
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| virtual uint32 | getHeight (void) const | 
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| void | getMetrics (unsigned int &width, unsigned int &height) | 
|  | Retrieve information about the render target. 
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| virtual const String & | getName (void) const | 
|  | Retrieve target's name. 
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| virtual unsigned short | getNumViewports (void) const | 
|  | Returns the number of viewports attached to this target. 
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| virtual uchar | getPriority () const | 
|  | Gets the priority of a render target. 
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| const FrameStats & | getStatistics (void) const | 
|  | Retrieves details of current rendering performance. 
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| virtual Viewport * | getViewport (unsigned short index) | 
|  | Retrieves a pointer to the viewport with the given index. 
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| virtual Viewport * | getViewportByZOrder (int ZOrder) | 
|  | Retrieves a pointer to the viewport with the given Z-order. 
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| virtual uint32 | getWidth (void) const | 
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| virtual bool | hasViewportWithZOrder (int ZOrder) | 
|  | Returns true if and only if a viewport exists at the given Z-order. 
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| virtual void | insertListener (RenderTargetListener *listener, const unsigned int pos=0) | 
|  | same as addListener, but force the position in the vector, so we can control the call order 
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| virtual bool | isActive () const | 
|  | Used to retrieve or set the active state of the render target. 
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| virtual bool | isAutoUpdated (void) const | 
|  | Gets whether this target is automatically updated if Ogre's rendering loop or Root::_updateAllRenderTargets is being used. 
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| virtual bool | isHardwareGammaEnabled () const | 
|  | Indicates whether on rendering, linear colour space is converted to sRGB gamma colour space. 
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| virtual bool | isPrimary (void) const | 
|  | Indicates whether this target is the primary window. 
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| virtual bool | isStereoEnabled (void) const | 
|  | Indicates whether stereo is currently enabled for this target. 
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| virtual void | removeAllListeners (void) | 
|  | Removes all listeners from this instance. 
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| virtual void | removeAllViewports (void) | 
|  | Removes all viewports on this target. 
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| virtual void | removeListener (RenderTargetListener *listener) | 
|  | Removes a RenderTargetListener previously registered using addListener. 
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| virtual void | removeViewport (int ZOrder) | 
|  | Removes a viewport at a given Z-order. 
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| virtual bool | requiresTextureFlipping () const =0 | 
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| void | resetStatistics (void) | 
|  | Resets saved frame-rate statistices. 
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| virtual void | setActive (bool state) | 
|  | Used to set the active state of the render target. 
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| virtual void | setAutoUpdated (bool autoupdate) | 
|  | Sets whether this target should be automatically updated if Ogre's rendering loop or Root::_updateAllRenderTargets is being used. 
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| void | setDepthBufferPool (uint16 poolId) | 
|  | Sets the pool ID this RenderTarget should query from. 
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| virtual void | setFSAA (uint fsaa, const String &fsaaHint) | 
|  | Set the level of multisample AA to be used if hardware support it. 
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| virtual void | setPriority (uchar priority) | 
|  | Sets the priority of this render target in relation to the others. 
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| virtual void | swapBuffers () | 
|  | Swaps the frame buffers to display the next frame. 
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| virtual void | update (bool swapBuffers=true) | 
|  | Tells the target to update it's contents. 
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| void | writeContentsToFile (const String &filename) | 
|  | Writes the current contents of the render target to the named file. 
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| virtual String | writeContentsToTimestampedFile (const String &filenamePrefix, const String &filenameSuffix) | 
|  | Writes the current contents of the render target to the (PREFIX)(time-stamp)(SUFFIX) file. 
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This class represents a render target that renders to multiple RenderTextures at once. 
Surfaces can be bound and unbound at will, as long as the following constraints are met:
- All bound surfaces have the same size
- All bound surfaces have the same bit depth
- Target 0 is bound