blob: 0f6b16e84f16006a333127251d826f0d2a556e62 [file] [log] [blame]
//
// Copyright 2018 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.
//
#include "libANGLE/renderer/gl/egl/ContextEGL.h"
#include "libANGLE/renderer/gl/FramebufferGL.h"
#include "libANGLE/renderer/gl/StateManagerGL.h"
namespace rx
{
ContextEGL::ContextEGL(const gl::State &state,
gl::ErrorSet *errorSet,
const std::shared_ptr<RendererEGL> &renderer,
RobustnessVideoMemoryPurgeStatus robustnessVideoMemoryPurgeStatus)
: ContextGL(state, errorSet, renderer, robustnessVideoMemoryPurgeStatus), mRendererEGL(renderer)
{}
ContextEGL::~ContextEGL() {}
angle::Result ContextEGL::onMakeCurrent(const gl::Context *context)
{
if (context->isExternal())
{
if (!mExtState)
{
mExtState = std::make_unique<ExternalContextState>();
const auto &caps = getNativeCaps();
mExtState->textureBindings.resize(
static_cast<size_t>(caps.maxCombinedTextureImageUnits));
}
getStateManager()->syncFromNativeContext(getNativeExtensions(), mExtState.get());
// Use current FBO as the default framebuffer when the external context is current.
gl::Framebuffer *framebuffer = mState.getDefaultFramebuffer();
GetImplAs<FramebufferGL>(framebuffer)
->updateDefaultFramebufferID(mExtState->framebufferBinding);
}
return ContextGL::onMakeCurrent(context);
}
angle::Result ContextEGL::onUnMakeCurrent(const gl::Context *context)
{
if (context->saveAndRestoreState())
{
ASSERT(context->isExternal());
ASSERT(mExtState);
getStateManager()->restoreNativeContext(getNativeExtensions(), mExtState.get());
}
return ContextGL::onUnMakeCurrent(context);
}
EGLContext ContextEGL::getContext() const
{
return mRendererEGL->getContext();
}
} // namespace rx