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1ãAcGsGraphicsKernelæ¿æ¢æäºAcGsClassFactory ç±»ãå建å®éè¦ç¨å¦å¤ä¸ä¸ªå½æ°acquireGraphicsKernelï¼å¦ä¸ï¼
AcGsKernelDescriptor descriptor;
descriptor.addRequirement(AcGsKernelDescriptor::k3DDrawing);
AcGsGraphicsKernel *pGraphicsKernel =
AcGsManager::acquireGraphicsKernel(descriptor);
AcGsDevice *offDevice = pGraphicsKernel->createOffScreenDevice();
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createAutoCADDeviceå½æ°ç°å¨æ两个åæ°ï¼
createAutoCADDevice (AcGsGraphicsKernel &, HWND hWnd)
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