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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
#define GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include "base/memory/ref_counted.h"
#include "gpu/command_buffer/client/gpu_control.h"
#include "gpu/command_buffer/common/gles2_cmd_utils.h"
#include "gpu/command_buffer/service/feature_info.h"
#include "gpu/command_buffer/service/gpu_preferences.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/gpu_memory_buffer.h"
namespace base {
class CommandLine;
}
namespace gl {
class GLContext;
class GLShareGroup;
class GLSurface;
}
namespace gpu {
class CommandBufferService;
class CommandExecutor;
class ImageFactory;
class SyncPointClient;
class SyncPointOrderData;
class SyncPointManager;
class TransferBuffer;
namespace gles2 {
class MailboxManager;
class GLES2Decoder;
class GLES2CmdHelper;
class GLES2Implementation;
};
class GLManager : private GpuControl {
public:
struct Options {
Options();
// The size of the backbuffer.
gfx::Size size;
// If not null will have a corresponding sync point manager.
SyncPointManager* sync_point_manager;
// If not null will share resources with this context.
GLManager* share_group_manager;
// If not null will share a mailbox manager with this context.
GLManager* share_mailbox_manager;
// If not null will create a virtual manager based on this context.
GLManager* virtual_manager;
// Whether or not glBindXXX generates a resource.
bool bind_generates_resource;
// Whether or not the context is auto-lost when GL_OUT_OF_MEMORY occurs.
bool lose_context_when_out_of_memory;
// Whether or not it's ok to lose the context.
bool context_lost_allowed;
gles2::ContextType context_type;
// Force shader name hashing for all context types.
bool force_shader_name_hashing;
// Whether the buffer is multisampled.
bool multisampled;
// Whether the backbuffer has an alpha channel.
bool backbuffer_alpha;
// The ImageFactory to use to generate images for the backbuffer.
gpu::ImageFactory* image_factory;
// Whether to preserve the backbuffer after a call to SwapBuffers().
bool preserve_backbuffer;
};
GLManager();
~GLManager() override;
std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBuffer(
const gfx::Size& size,
gfx::BufferFormat format);
void Initialize(const Options& options);
void InitializeWithCommandLine(const Options& options,
const base::CommandLine& command_line);
void Destroy();
bool IsInitialized() const { return gles2_implementation() != nullptr; }
void MakeCurrent();
void SetSurface(gl::GLSurface* surface);
void PerformIdleWork();
void set_use_iosurface_memory_buffers(bool use_iosurface_memory_buffers) {
use_iosurface_memory_buffers_ = use_iosurface_memory_buffers;
}
void SetCommandsPaused(bool paused) { pause_commands_ = paused; }
gles2::GLES2Decoder* decoder() const {
return decoder_.get();
}
gles2::MailboxManager* mailbox_manager() const {
return mailbox_manager_.get();
}
gl::GLShareGroup* share_group() const { return share_group_.get(); }
gles2::GLES2Implementation* gles2_implementation() const {
return gles2_implementation_.get();
}
gl::GLContext* context() { return context_.get(); }
const GpuDriverBugWorkarounds& workarounds() const;
// GpuControl implementation.
void SetGpuControlClient(GpuControlClient*) override;
Capabilities GetCapabilities() override;
int32_t CreateImage(ClientBuffer buffer,
size_t width,
size_t height,
unsigned internalformat) override;
void DestroyImage(int32_t id) override;
int32_t CreateGpuMemoryBufferImage(size_t width,
size_t height,
unsigned internalformat,
unsigned usage) override;
void SignalQuery(uint32_t query, const base::Closure& callback) override;
void SetLock(base::Lock*) override;
void EnsureWorkVisible() override;
gpu::CommandBufferNamespace GetNamespaceID() const override;
CommandBufferId GetCommandBufferID() const override;
int32_t GetExtraCommandBufferData() const override;
uint64_t GenerateFenceSyncRelease() override;
bool IsFenceSyncRelease(uint64_t release) override;
bool IsFenceSyncFlushed(uint64_t release) override;
bool IsFenceSyncFlushReceived(uint64_t release) override;
bool IsFenceSyncReleased(uint64_t release) override;
void SignalSyncToken(const gpu::SyncToken& sync_token,
const base::Closure& callback) override;
bool CanWaitUnverifiedSyncToken(const gpu::SyncToken* sync_token) override;
private:
void PumpCommands();
bool GetBufferChanged(int32_t transfer_buffer_id);
void SetupBaseContext();
void OnFenceSyncRelease(uint64_t release);
bool OnWaitFenceSync(gpu::CommandBufferNamespace namespace_id,
gpu::CommandBufferId command_buffer_id,
uint64_t release);
gpu::GpuPreferences gpu_preferences_;
SyncPointManager* sync_point_manager_; // Non-owning.
scoped_refptr<SyncPointOrderData> sync_point_order_data_;
std::unique_ptr<SyncPointClient> sync_point_client_;
scoped_refptr<gles2::MailboxManager> mailbox_manager_;
scoped_refptr<gl::GLShareGroup> share_group_;
std::unique_ptr<CommandBufferService> command_buffer_;
std::unique_ptr<gles2::GLES2Decoder> decoder_;
std::unique_ptr<CommandExecutor> executor_;
scoped_refptr<gl::GLSurface> surface_;
scoped_refptr<gl::GLContext> context_;
std::unique_ptr<gles2::GLES2CmdHelper> gles2_helper_;
std::unique_ptr<TransferBuffer> transfer_buffer_;
std::unique_ptr<gles2::GLES2Implementation> gles2_implementation_;
bool context_lost_allowed_;
bool pause_commands_;
uint32_t paused_order_num_;
const CommandBufferId command_buffer_id_;
uint64_t next_fence_sync_release_;
bool use_iosurface_memory_buffers_ = false;
// Used on Android to virtualize GL for all contexts.
static int use_count_;
static scoped_refptr<gl::GLShareGroup>* base_share_group_;
static scoped_refptr<gl::GLSurface>* base_surface_;
static scoped_refptr<gl::GLContext>* base_context_;
};
} // namespace gpu
#endif // GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
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