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// Copyright 2013 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.
#include "gpu/command_buffer/service/gpu_control_service.h"
#include "gpu/command_buffer/client/gpu_memory_buffer_factory.h"
#include "gpu/command_buffer/service/gpu_memory_buffer_manager.h"
#include "gpu/command_buffer/service/mailbox_manager.h"
#include "gpu/command_buffer/service/query_manager.h"
namespace gpu {
GpuControlService::GpuControlService(
GpuMemoryBufferManagerInterface* gpu_memory_buffer_manager,
GpuMemoryBufferFactory* gpu_memory_buffer_factory,
gles2::MailboxManager* mailbox_manager,
gles2::QueryManager* query_manager)
: gpu_memory_buffer_manager_(gpu_memory_buffer_manager),
gpu_memory_buffer_factory_(gpu_memory_buffer_factory),
mailbox_manager_(mailbox_manager),
query_manager_(query_manager) {
}
GpuControlService::~GpuControlService() {
}
bool GpuControlService::SupportsGpuMemoryBuffer() {
return gpu_memory_buffer_manager_ && gpu_memory_buffer_factory_;
}
gfx::GpuMemoryBuffer* GpuControlService::CreateGpuMemoryBuffer(
size_t width,
size_t height,
unsigned internalformat,
int32* id) {
*id = -1;
CHECK(gpu_memory_buffer_factory_) << "No GPU memory buffer factory provided";
linked_ptr<gfx::GpuMemoryBuffer> buffer = make_linked_ptr(
gpu_memory_buffer_factory_->CreateGpuMemoryBuffer(width,
height,
internalformat));
if (!buffer.get())
return NULL;
static int32 next_id = 1;
*id = next_id++;
if (!RegisterGpuMemoryBuffer(*id,
buffer->GetHandle(),
width,
height,
internalformat)) {
*id = -1;
return NULL;
}
gpu_memory_buffers_[*id] = buffer;
return buffer.get();
}
void GpuControlService::DestroyGpuMemoryBuffer(int32 id) {
GpuMemoryBufferMap::iterator it = gpu_memory_buffers_.find(id);
if (it != gpu_memory_buffers_.end())
gpu_memory_buffers_.erase(it);
gpu_memory_buffer_manager_->DestroyGpuMemoryBuffer(id);
}
uint32 GpuControlService::InsertSyncPoint() {
NOTREACHED();
return 0u;
}
void GpuControlService::SignalSyncPoint(uint32 sync_point,
const base::Closure& callback) {
NOTREACHED();
}
void GpuControlService::SignalQuery(uint32 query_id,
const base::Closure& callback) {
DCHECK(query_manager_);
gles2::QueryManager::Query* query = query_manager_->GetQuery(query_id);
if (!query)
callback.Run();
else
query->AddCallback(callback);
}
void GpuControlService::SendManagedMemoryStats(
const ManagedMemoryStats& stats) {
NOTREACHED();
}
bool GpuControlService::RegisterGpuMemoryBuffer(
int32 id,
gfx::GpuMemoryBufferHandle buffer,
size_t width,
size_t height,
unsigned internalformat) {
return gpu_memory_buffer_manager_->RegisterGpuMemoryBuffer(id,
buffer,
width,
height,
internalformat);
}
bool GpuControlService::GenerateMailboxNames(
unsigned num, std::vector<gpu::Mailbox>* names) {
DCHECK(names->empty());
names->resize(num);
for (unsigned i = 0; i < num; ++i) {
gles2::MailboxName name;
mailbox_manager_->GenerateMailboxName(&name);
(*names)[i].SetName(name.key);
}
return true;
}
} // namespace gpu
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