kc3-lang/angle/src/libANGLE/MemoryObject.cpp

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• Author : Geoff Lang
  Date : 2020-03-19 12:43:12
  Hash : 13ea5b7f
  Message : Implement gl[Get]MemoryObjectParameterivEXT These functions are required to tell the driver that the memory object is dedicated memory. This is required for AMD drivers on Linux. Bug: chromium:1049218 Change-Id: I17d69cde5e6308791dc90784f4d6e348503a6ed6 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2110051 Reviewed-by: Jonah Ryan-Davis <jonahr@google.com> Reviewed-by: Geoff Lang <geofflang@chromium.org> Commit-Queue: Geoff Lang <geofflang@chromium.org>

• src/libANGLE/MemoryObject.cpp

• //
  // Copyright 2019 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.
  //
  // MemoryObject.h: Implements the gl::MemoryObject class [EXT_external_objects]
  
  #include "libANGLE/MemoryObject.h"
  
  #include "common/angleutils.h"
  #include "libANGLE/renderer/GLImplFactory.h"
  #include "libANGLE/renderer/MemoryObjectImpl.h"
  
  namespace gl
  {
  
  MemoryObject::MemoryObject(rx::GLImplFactory *factory, MemoryObjectID id)
      : RefCountObject(factory->generateSerial(), id),
        mImplementation(factory->createMemoryObject()),
        mImmutable(false),
        mDedicatedMemory(false)
  {}
  
  MemoryObject::~MemoryObject() {}
  
  void MemoryObject::onDestroy(const Context *context)
  {
      mImplementation->onDestroy(context);
  }
  
  angle::Result MemoryObject::setDedicatedMemory(const Context *context, bool dedicatedMemory)
  {
      ANGLE_TRY(mImplementation->setDedicatedMemory(context, dedicatedMemory));
      mDedicatedMemory = dedicatedMemory;
      return angle::Result::Continue;
  }
  
  angle::Result MemoryObject::importFd(Context *context,
                                       GLuint64 size,
                                       HandleType handleType,
                                       GLint fd)
  {
      ANGLE_TRY(mImplementation->importFd(context, size, handleType, fd));
      mImmutable = true;
      return angle::Result::Continue;
  }
  
  angle::Result MemoryObject::importZirconHandle(Context *context,
                                                 GLuint64 size,
                                                 HandleType handleType,
                                                 GLuint handle)
  {
      ANGLE_TRY(mImplementation->importZirconHandle(context, size, handleType, handle));
      mImmutable = true;
      return angle::Result::Continue;
  }
  
  }  // namespace gl