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64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
// Copyright 2014 The Chromium 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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#include "mojo/gpu/gl_context.h"
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#include "mojo/public/cpp/application/connect.h"
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#include "mojo/public/interfaces/application/shell.mojom.h"
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#include "mojo/services/gpu/public/interfaces/gpu.mojom.h"
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namespace mojo {
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GLContext::Observer::~Observer() {
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}
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GLContext::GLContext(Shell* shell) : weak_factory_(this) {
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ServiceProviderPtr native_viewport;
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shell->ConnectToApplication("mojo:native_viewport_service",
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GetProxy(&native_viewport), nullptr);
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GpuPtr gpu_service;
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ConnectToService(native_viewport.get(), &gpu_service);
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CommandBufferPtr command_buffer;
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gpu_service->CreateOffscreenGLES2Context(GetProxy(&command_buffer));
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context_ = MojoGLES2CreateContext(
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command_buffer.PassInterface().PassHandle().release().value(),
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&ContextLostThunk, this, Environment::GetDefaultAsyncWaiter());
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gl_ = static_cast<gpu::gles2::GLES2Interface*>(
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MojoGLES2GetGLES2Interface(context_));
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}
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GLContext::~GLContext() {
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MojoGLES2DestroyContext(context_);
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}
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base::WeakPtr<GLContext> GLContext::Create(Shell* shell) {
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return (new GLContext(shell))->weak_factory_.GetWeakPtr();
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}
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void GLContext::MakeCurrent() {
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MojoGLES2MakeCurrent(context_);
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}
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void GLContext::Destroy() {
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delete this;
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}
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void GLContext::AddObserver(Observer* observer) {
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observers_.AddObserver(observer);
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}
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void GLContext::RemoveObserver(Observer* observer) {
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observers_.RemoveObserver(observer);
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}
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void GLContext::ContextLostThunk(void* self) {
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static_cast<GLContext*>(self)->OnContextLost();
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}
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void GLContext::OnContextLost() {
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FOR_EACH_OBSERVER(Observer, observers_, OnContextLost());
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}
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} // namespace mojo
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