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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/ipc/service/gpu_memory_buffer_factory_native_pixmap.h"
#include "base/logging.h"
#include "build/build_config.h"
#include "components/viz/common/gpu/vulkan_context_provider.h"
#include "ui/gfx/buffer_format_util.h"
#include "ui/gfx/buffer_usage_util.h"
#include "ui/gfx/client_native_pixmap.h"
#include "ui/gfx/linux/native_pixmap_dmabuf.h"
#include "ui/gfx/native_pixmap.h"
#include "ui/gl/gl_implementation.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/ozone/public/surface_factory_ozone.h"
#if BUILDFLAG(ENABLE_VULKAN)
#include "gpu/vulkan/vulkan_device_queue.h"
#endif
namespace gpu {
GpuMemoryBufferFactoryNativePixmap::GpuMemoryBufferFactoryNativePixmap()
: GpuMemoryBufferFactoryNativePixmap(nullptr) {}
GpuMemoryBufferFactoryNativePixmap::GpuMemoryBufferFactoryNativePixmap(
viz::VulkanContextProvider* vulkan_context_provider)
: vulkan_context_provider_(vulkan_context_provider) {}
GpuMemoryBufferFactoryNativePixmap::~GpuMemoryBufferFactoryNativePixmap() =
default;
gfx::GpuMemoryBufferHandle
GpuMemoryBufferFactoryNativePixmap::CreateGpuMemoryBuffer(
gfx::GpuMemoryBufferId id,
const gfx::Size& size,
const gfx::Size& framebuffer_size,
gfx::BufferFormat format,
gfx::BufferUsage usage,
int client_id,
SurfaceHandle surface_handle) {
scoped_refptr<gfx::NativePixmap> pixmap =
ui::OzonePlatform::GetInstance()
->GetSurfaceFactoryOzone()
->CreateNativePixmap(surface_handle, GetVulkanDeviceQueue(), size,
format, usage, framebuffer_size);
return CreateGpuMemoryBufferFromNativePixmap(id, size, format, usage,
client_id, std::move(pixmap));
}
void GpuMemoryBufferFactoryNativePixmap::DestroyGpuMemoryBuffer(
gfx::GpuMemoryBufferId id,
int client_id) {
base::AutoLock lock(native_pixmaps_lock_);
NativePixmapMapKey key(id.id, client_id);
native_pixmaps_.erase(key);
}
bool GpuMemoryBufferFactoryNativePixmap::
FillSharedMemoryRegionWithBufferContents(
gfx::GpuMemoryBufferHandle buffer_handle,
base::UnsafeSharedMemoryRegion shared_memory) {
return false;
}
VulkanDeviceQueue* GpuMemoryBufferFactoryNativePixmap::GetVulkanDeviceQueue() {
#if BUILDFLAG(ENABLE_VULKAN)
if (vulkan_context_provider_)
return vulkan_context_provider_->GetDeviceQueue();
#endif
return nullptr;
}
gfx::GpuMemoryBufferHandle
GpuMemoryBufferFactoryNativePixmap::CreateGpuMemoryBufferFromNativePixmap(
gfx::GpuMemoryBufferId id,
const gfx::Size& size,
gfx::BufferFormat format,
gfx::BufferUsage usage,
int client_id,
scoped_refptr<gfx::NativePixmap> pixmap) {
if (!pixmap.get()) {
DLOG(ERROR) << "Failed to create pixmap " << size.ToString() << ", "
<< gfx::BufferFormatToString(format) << ", usage "
<< gfx::BufferUsageToString(usage);
return gfx::GpuMemoryBufferHandle();
}
gfx::NativePixmapHandle native_pixmap_handle = pixmap->ExportHandle();
if (native_pixmap_handle.planes.empty()) {
return gfx::GpuMemoryBufferHandle();
}
gfx::GpuMemoryBufferHandle new_handle(std::move(native_pixmap_handle));
new_handle.id = id;
// TODO(reveman): Remove this once crbug.com/628334 has been fixed.
{
base::AutoLock lock(native_pixmaps_lock_);
NativePixmapMapKey key(id.id, client_id);
DCHECK(native_pixmaps_.find(key) == native_pixmaps_.end());
native_pixmaps_[key] = pixmap;
}
return new_handle;
}
} // namespace gpu
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