Flutter Windows Embedder
context.h
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// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_EGL_CONTEXT_H_
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#define FLUTTER_SHELL_PLATFORM_WINDOWS_EGL_CONTEXT_H_
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#include <EGL/egl.h>
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#include "flutter/fml/macros.h"
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namespace
flutter
{
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namespace
egl {
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// An EGL context to interact with OpenGL.
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//
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// This enables automatic error logging and mocking.
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//
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// Flutter Windows uses this to create render and resource contexts.
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class
Context
{
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public
:
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Context
(EGLDisplay display, EGLContext context);
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~Context
();
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// Check if this context is currently bound to the thread.
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virtual
bool
IsCurrent
()
const
;
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// Bind the context to the thread without any read or draw surfaces.
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//
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// Returns true on success.
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virtual
bool
MakeCurrent
()
const
;
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// Unbind any context and surfaces from the thread.
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//
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// Returns true on success.
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virtual
bool
ClearCurrent
()
const
;
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// Get the raw EGL context.
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virtual
const
EGLContext&
GetHandle
()
const
;
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private
:
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EGLDisplay display_ = EGL_NO_DISPLAY;
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EGLContext context_ = EGL_NO_CONTEXT;
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FML_DISALLOW_COPY_AND_ASSIGN(
Context
);
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};
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}
// namespace egl
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}
// namespace flutter
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#endif // FLUTTER_SHELL_PLATFORM_WINDOWS_EGL_CONTEXT_H_
flutter::egl::Context::MakeCurrent
virtual bool MakeCurrent() const
Definition:
context.cc:29
flutter::egl::Context
Definition:
context.h:20
flutter::egl::Context::GetHandle
virtual const EGLContext & GetHandle() const
Definition:
context.cc:51
flutter
Definition:
accessibility_bridge_windows.cc:11
flutter::egl::Context::Context
Context(EGLDisplay display, EGLContext context)
Definition:
context.cc:12
flutter::egl::Context::IsCurrent
virtual bool IsCurrent() const
Definition:
context.cc:25
flutter::egl::Context::~Context
~Context()
Definition:
context.cc:15
flutter::egl::Context::ClearCurrent
virtual bool ClearCurrent() const
Definition:
context.cc:40
shell
platform
windows
egl
context.h
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