kc3-lang/angle/src/libANGLE/renderer/gl/glx/DisplayGLX.h

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• Hash : 21534776
  Author :
  Date : 2017-02-13T15:21:02
  

  DisplayGL: remove getDriverVersion
  
  It was unused and going forward angle_gpu_info_util will be used
  instead.
  
  BUG=angleproject:1874
  
  Change-Id: I262cc36066aa28805d50f3fc4442b08477f9e24d
  Reviewed-on: https://chromium-review.googlesource.com/442024
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Corentin Wallez <cwallez@chromium.org>
  

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• src/libANGLE/renderer/gl/glx/DisplayGLX.h

• //
  // Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // DisplayGLX.h: GLX implementation of egl::Display
  
  #ifndef LIBANGLE_RENDERER_GL_GLX_DISPLAYGLX_H_
  #define LIBANGLE_RENDERER_GL_GLX_DISPLAYGLX_H_
  
  #include <string>
  #include <vector>
  
  #include "common/Optional.h"
  #include "libANGLE/renderer/gl/DisplayGL.h"
  #include "libANGLE/renderer/gl/glx/FunctionsGLX.h"
  
  namespace rx
  {
  
  class FunctionsGLX;
  
  // State-tracking data for the swap control to allow DisplayGLX to remember per
  // drawable information for swap control.
  struct SwapControlData
  {
      SwapControlData();
  
      // Set by the drawable
      int targetSwapInterval;
  
      // DisplayGLX-side state-tracking
      int maxSwapInterval;
      int currentSwapInterval;
  };
  
  class DisplayGLX : public DisplayGL
  {
    public:
      DisplayGLX(const egl::DisplayState &state);
      ~DisplayGLX() override;
  
      egl::Error initialize(egl::Display *display) override;
      void terminate() override;
  
      SurfaceImpl *createWindowSurface(const egl::SurfaceState &state,
                                       EGLNativeWindowType window,
                                       const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPbufferSurface(const egl::SurfaceState &state,
                                        const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPbufferFromClientBuffer(const egl::SurfaceState &state,
                                                 EGLenum buftype,
                                                 EGLClientBuffer clientBuffer,
                                                 const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPixmapSurface(const egl::SurfaceState &state,
                                       NativePixmapType nativePixmap,
                                       const egl::AttributeMap &attribs) override;
  
      egl::ConfigSet generateConfigs() override;
  
      bool testDeviceLost() override;
      egl::Error restoreLostDevice() override;
  
      bool isValidNativeWindow(EGLNativeWindowType window) const override;
  
      egl::Error getDevice(DeviceImpl **device) override;
  
      std::string getVendorString() const override;
  
      egl::Error waitClient() const override;
      egl::Error waitNative(EGLint engine,
                            egl::Surface *drawSurface,
                            egl::Surface *readSurface) const override;
  
      // Synchronizes with the X server, if the display has been opened by ANGLE.
      // Calling this is required at the end of every functions that does buffered
      // X calls (not for glX calls) otherwise there might be race conditions
      // between the application's display and ANGLE's one.
      void syncXCommands() const;
  
      // Depending on the supported GLX extension, swap interval can be set
      // globally or per drawable. This function will make sure the drawable's
      // swap interval is the one required so that the subsequent swapBuffers
      // acts as expected.
      void setSwapInterval(glx::Drawable drawable, SwapControlData *data);
  
      bool isValidWindowVisualId(unsigned long visualId) const;
  
    private:
      const FunctionsGL *getFunctionsGL() const override;
  
      egl::Error initializeContext(glx::FBConfig config,
                                   const egl::AttributeMap &eglAttributes,
                                   glx::Context *context);
  
      void generateExtensions(egl::DisplayExtensions *outExtensions) const override;
      void generateCaps(egl::Caps *outCaps) const override;
  
      int getGLXFBConfigAttrib(glx::FBConfig config, int attrib) const;
      egl::Error createContextAttribs(glx::FBConfig,
                                      const Optional<gl::Version> &version,
                                      int profileMask,
                                      glx::Context *context) const;
  
      FunctionsGL *mFunctionsGL;
  
      std::map<int, glx::FBConfig> configIdToGLXConfig;
  
      EGLint mRequestedVisual;
      glx::FBConfig mContextConfig;
      glx::Context mContext;
      // A pbuffer the context is current on during ANGLE initialization
      glx::Pbuffer mDummyPbuffer;
  
      bool mUsesNewXDisplay;
      bool mIsMesa;
      bool mHasMultisample;
      bool mHasARBCreateContext;
      bool mHasARBCreateContextProfile;
      bool mHasARBCreateContextRobustness;
      bool mHasEXTCreateContextES2Profile;
  
      enum class SwapControl
      {
          Absent,
          EXT,
          Mesa,
          SGI,
      };
      SwapControl mSwapControl;
      int mMinSwapInterval;
      int mMaxSwapInterval;
      int mCurrentSwapInterval;
  
      FunctionsGLX mGLX;
      Display *mXDisplay;
      egl::Display *mEGLDisplay;
  };
  
  }
  
  #endif // LIBANGLE_RENDERER_GL_GLX_DISPLAYGLX_H_
  

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