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//
// 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::forceGPUSwitch(EGLint gpuIDHigh, EGLint gpuIDLow)
{
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();
}
bool DisplayImpl::isX11() const
{
return false;
}
bool DisplayImpl::isWayland() const
{
return false;
}
bool DisplayImpl::isGBM() const
{
return false;
}
bool DisplayImpl::supportsDmaBufFormat(EGLint format) const
{
UNREACHABLE();
return false;
}
egl::Error DisplayImpl::queryDmaBufFormats(EGLint max_formats, EGLint *formats, EGLint *num_formats)
{
UNREACHABLE();
return egl::NoError();
}
egl::Error DisplayImpl::queryDmaBufModifiers(EGLint format,
EGLint max_modifiers,
EGLuint64KHR *modifiers,
EGLBoolean *external_only,
EGLint *num_modifiers)
{
UNREACHABLE();
return egl::NoError();
}
GLuint DisplayImpl::getNextSurfaceID()
{
uint64_t id = mNextSurfaceID.generate().getValue();
ASSERT(id <= 0xfffffffful);
return static_cast<GLuint>(id);
}
} // namespace rx
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