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109 lines
2.9 KiB
C++
109 lines
2.9 KiB
C++
10 years ago
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#ifndef OSGGRAPHICSWINDOW_H
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#define OSGGRAPHICSWINDOW_H
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#include <SDL.h>
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#include <osgViewer/GraphicsWindow>
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namespace SDLUtil
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{
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class GraphicsWindowSDL2 : public osgViewer::GraphicsWindow
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{
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SDL_Window* mWindow;
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SDL_GLContext mContext;
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bool mValid;
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bool mRealized;
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bool mOwnsWindow;
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void init();
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virtual ~GraphicsWindowSDL2();
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public:
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GraphicsWindowSDL2(osg::GraphicsContext::Traits *traits)
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: mWindow(0)
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, mContext(0)
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, mValid(false)
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, mRealized(false)
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, mOwnsWindow(false)
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{
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_traits = traits;
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init();
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if(valid())
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{
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setState(new osg::State);
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getState()->setGraphicsContext(this);
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if(_traits.valid() && _traits->sharedContext.valid())
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{
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getState()->setContextID(_traits->sharedContext->getState()->getContextID());
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incrementContextIDUsageCount(getState()->getContextID());
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}
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else
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{
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getState()->setContextID(osg::GraphicsContext::createNewContextID());
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}
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}
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}
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virtual bool isSameKindAs(const Object* object) const { return dynamic_cast<const GraphicsWindowSDL2*>(object)!=0; }
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virtual const char* libraryName() const { return "osgViewer"; }
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virtual const char* className() const { return "GraphicsWindowSDL2"; }
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virtual bool valid() const { return mValid; }
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/** Realise the GraphicsContext.*/
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virtual bool realizeImplementation();
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/** Return true if the graphics context has been realised and is ready to use.*/
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virtual bool isRealizedImplementation() const { return mRealized; }
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/** Close the graphics context.*/
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virtual void closeImplementation();
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/** Make this graphics context current.*/
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virtual bool makeCurrentImplementation();
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/** Release the graphics context.*/
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virtual bool releaseContextImplementation();
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/** Swap the front and back buffers.*/
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virtual void swapBuffersImplementation();
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/** Set sync-to-vblank. */
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virtual void setSyncToVBlank(bool on);
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/** Set Window decoration.*/
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virtual bool setWindowDecorationImplementation(bool flag);
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/** Raise specified window */
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virtual void raiseWindow();
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/** Set the window's position and size.*/
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virtual bool setWindowRectangleImplementation(int x, int y, int width, int height);
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/** Set the name of the window */
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virtual void setWindowName(const std::string &name);
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/** Set mouse cursor to a specific shape.*/
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virtual void setCursor(MouseCursor cursor);
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/** WindowData is used to pass in the SDL2 window handle attached the GraphicsContext::Traits structure. */
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struct WindowData : public osg::Referenced
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{
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WindowData(SDL_Window *window) : mWindow(window)
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{ }
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SDL_Window *mWindow;
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};
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};
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void setupWindowingSystemInterface();
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} // namespace TK
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#endif /* OSGGRAPHICSWINDOW_H */
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