kc3-lang/angle/src/libANGLE/renderer/DisplayImpl.cpp

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• Hash : fb82b119
  Author :
  Date : 2020-11-22T09:05:06
  

  EGL: Add const to several methods.
  
  This is in preparatino for auto-generating the EGL validation header.
  The auto-generation script will force multiple parameters to const.
  
  Bug: angleproject:2621
  Change-Id: I04e442c6ff118fd7c296341f12f442901f6fb8c0
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2552979
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/DisplayImpl.cpp

• //
  // Copyright 2014 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.
  //
  
  // DisplayImpl.cpp: Implementation methods of egl::Display
  
  #include "libANGLE/renderer/DisplayImpl.h"
  
  #include "libANGLE/Display.h"
  #include "libANGLE/Surface.h"
  #include "libANGLE/renderer/DeviceImpl.h"
  
  namespace rx
  {
  namespace
  {
  // For back-ends that do not implement EGLDevice.
  class MockDevice : public DeviceImpl
  {
    public:
      MockDevice() = default;
      egl::Error initialize() override { return egl::NoError(); }
      egl::Error getAttribute(const egl::Display *display, EGLint attribute, void **outValue) override
      {
          UNREACHABLE();
          return egl::EglBadAttribute();
      }
      EGLint getType() override
      {
          UNREACHABLE();
          return EGL_NONE;
      }
      void generateExtensions(egl::DeviceExtensions *outExtensions) const override
      {
          *outExtensions = egl::DeviceExtensions();
      }
  };
  }  // anonymous namespace
  
  DisplayImpl::DisplayImpl(const egl::DisplayState &state)
      : mState(state), mExtensionsInitialized(false), mCapsInitialized(false), mBlobCache(nullptr)
  {}
  
  DisplayImpl::~DisplayImpl()
  {
      ASSERT(mState.surfaceSet.empty());
  }
  
  egl::Error DisplayImpl::prepareForCall()
  {
      return egl::NoError();
  }
  
  egl::Error DisplayImpl::releaseThread()
  {
      return egl::NoError();
  }
  
  const egl::DisplayExtensions &DisplayImpl::getExtensions() const
  {
      if (!mExtensionsInitialized)
      {
          generateExtensions(&mExtensions);
          mExtensionsInitialized = true;
      }
  
      return mExtensions;
  }
  
  egl::Error DisplayImpl::handleGPUSwitch()
  {
      return egl::NoError();
  }
  
  egl::Error DisplayImpl::validateClientBuffer(const egl::Config *configuration,
                                               EGLenum buftype,
                                               EGLClientBuffer clientBuffer,
                                               const egl::AttributeMap &attribs) const
  {
      UNREACHABLE();
      return egl::EglBadDisplay() << "DisplayImpl::validateClientBuffer unimplemented.";
  }
  
  egl::Error DisplayImpl::validateImageClientBuffer(const gl::Context *context,
                                                    EGLenum target,
                                                    EGLClientBuffer clientBuffer,
                                                    const egl::AttributeMap &attribs) const
  {
      UNREACHABLE();
      return egl::EglBadDisplay() << "DisplayImpl::validateImageClientBuffer unimplemented.";
  }
  
  egl::Error DisplayImpl::validatePixmap(const egl::Config *config,
                                         EGLNativePixmapType pixmap,
                                         const egl::AttributeMap &attributes) const
  {
      UNREACHABLE();
      return egl::EglBadDisplay() << "DisplayImpl::valdiatePixmap unimplemented.";
  }
  
  const egl::Caps &DisplayImpl::getCaps() const
  {
      if (!mCapsInitialized)
      {
          generateCaps(&mCaps);
          mCapsInitialized = true;
      }
  
      return mCaps;
  }
  
  DeviceImpl *DisplayImpl::createDevice()
  {
      return new MockDevice();
  }
  }  // namespace rx
  

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