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|   | GLES2RenderSystem () | 
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| virtual  | ~GLES2RenderSystem () | 
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| void  | _bindVao (GLContext *context, uint32 vao) override | 
|   | Bind VAO, context should be equal to current context, as VAOs are not shared  
  
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| void  | _copyContentsToMemory (Viewport *vp, const Box &src, const PixelBox &dst, RenderWindow::FrameBuffer buffer) override | 
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| DepthBuffer *  | _createDepthBufferFor (RenderTarget *renderTarget) override | 
|   | Creates a DepthBuffer that can be attached to the specified RenderTarget.    
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| RenderWindow *  | _createRenderWindow (const String &name, unsigned int width, unsigned int height, bool fullScreen, const NameValuePairList *miscParams=0) override | 
|   | Creates a new rendering window.    
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| uint32  | _createVao () override | 
|   | Create VAO on current context.  
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| void  | _destroyDepthBuffer (RenderTarget *pRenderWnd) | 
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| void  | _destroyFbo (GLContext *context, uint32 fbo) override | 
|   | Destroy FBO immediately or defer if it was created on other context.  
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| void  | _destroyVao (GLContext *context, uint32 vao) override | 
|   | Destroy VAO immediately or defer if it was created on other context.  
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| void  | _endFrame (void) override | 
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| GLES2StateCacheManager *  | _getStateCacheManager () | 
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| void  | _initialise () override | 
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| void  | _oneTimeContextInitialization () override | 
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| void  | _render (const RenderOperation &op) override | 
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| void  | _setAlphaRejectSettings (CompareFunction func, unsigned char value, bool alphaToCoverage) override | 
|   | Sets the global alpha rejection approach for future renders.    
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| void  | _setCullingMode (CullingMode mode) override | 
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| void  | _setDepthBias (float constantBias, float slopeScaleBias) override | 
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| void  | _setDepthBufferParams (bool depthTest=true, bool depthWrite=true, CompareFunction depthFunction=CMPF_LESS_EQUAL) override | 
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| void  | _setLineWidth (float width) override | 
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| void  | _setPolygonMode (PolygonMode level) override | 
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| void  | _setRenderTarget (RenderTarget *target) override | 
|   | Set current render target to target, enabling its GL context if needed.  
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| void  | _setSampler (size_t unit, Sampler &sampler) override | 
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| void  | _setTexture (size_t unit, bool enabled, const TexturePtr &tex) override | 
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| void  | _setViewport (Viewport *vp) override | 
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| void  | _switchContext (GLContext *context) | 
|   | Switch GL context, dealing with involved internal cached states too.  
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| void  | _unregisterContext (GLContext *context) override | 
|   | Unregister a render target->context mapping.  
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| void  | beginProfileEvent (const String &eventName) override | 
|   | This marks the beginning of an event for GPU profiling.    
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| void  | bindGpuProgram (GpuProgram *prg) override | 
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| void  | bindGpuProgramParameters (GpuProgramType gptype, const GpuProgramParametersPtr ¶ms, uint16 mask) override | 
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| void  | clearFrameBuffer (unsigned int buffers, const ColourValue &colour=ColourValue::Black, float depth=1.0f, unsigned short stencil=0) override | 
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| GLint  | convertCompareFunction (CompareFunction func) const | 
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| GLint  | convertStencilOp (StencilOperation op, bool invert=false) const | 
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| HardwareOcclusionQuery *  | createHardwareOcclusionQuery (void) override | 
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| MultiRenderTarget *  | createMultiRenderTarget (const String &name) override | 
|   | Create a MultiRenderTarget, which is a render target that renders to multiple RenderTextures at once.    
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| RenderSystemCapabilities *  | createRenderSystemCapabilities () const override | 
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| void  | destroyRenderWindow (const String &name) override | 
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| void  | endProfileEvent (void) override | 
|   | Ends the currently active GPU profiling event.    
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| const String &  | getName (void) const override | 
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| void  | initialiseContext (RenderWindow *primary) | 
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| void  | initialiseFromRenderSystemCapabilities (RenderSystemCapabilities *caps, RenderTarget *primary) override | 
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| void  | markProfileEvent (const String &eventName) override | 
|   | Marks an instantaneous event for graphics profilers.    
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| void  | setColourBlendState (const ColourBlendState &state) override | 
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| void  | setScissorTest (bool enabled, const Rect &rect=Rect()) override | 
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| void  | setStencilState (const StencilState &state) override | 
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| void  | shutdown (void) override | 
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| void  | unbindGpuProgram (GpuProgramType gptype) override | 
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Implementation of GL ES 2.x as a rendering system.