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// Copyright 2014 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 "ui/ozone/platform/drm/gpu/gbm_surface_factory.h"
#include <gbm.h>
#include "base/files/file_path.h"
#include "third_party/khronos/EGL/egl.h"
#include "ui/ozone/common/egl_util.h"
#include "ui/ozone/platform/drm/gpu/drm_device_manager.h"
#include "ui/ozone/platform/drm/gpu/drm_window.h"
#include "ui/ozone/platform/drm/gpu/gbm_buffer.h"
#include "ui/ozone/platform/drm/gpu/gbm_device.h"
#include "ui/ozone/platform/drm/gpu/gbm_surface.h"
#include "ui/ozone/platform/drm/gpu/gbm_surfaceless.h"
#include "ui/ozone/platform/drm/gpu/hardware_display_controller.h"
#include "ui/ozone/platform/drm/gpu/screen_manager.h"
#include "ui/ozone/public/native_pixmap.h"
#include "ui/ozone/public/surface_ozone_canvas.h"
#include "ui/ozone/public/surface_ozone_egl.h"
namespace ui {
GbmSurfaceFactory::GbmSurfaceFactory(bool allow_surfaceless)
: DrmSurfaceFactory(NULL), allow_surfaceless_(allow_surfaceless) {
}
GbmSurfaceFactory::~GbmSurfaceFactory() {
DCHECK(thread_checker_.CalledOnValidThread());
}
void GbmSurfaceFactory::InitializeGpu(DrmDeviceManager* drm_device_manager,
ScreenManager* screen_manager) {
drm_device_manager_ = drm_device_manager;
screen_manager_ = screen_manager;
}
intptr_t GbmSurfaceFactory::GetNativeDisplay() {
DCHECK(thread_checker_.CalledOnValidThread());
return EGL_DEFAULT_DISPLAY;
}
const int32* GbmSurfaceFactory::GetEGLSurfaceProperties(
const int32* desired_list) {
DCHECK(thread_checker_.CalledOnValidThread());
static const int32 kConfigAttribs[] = {EGL_BUFFER_SIZE,
32,
EGL_ALPHA_SIZE,
8,
EGL_BLUE_SIZE,
8,
EGL_GREEN_SIZE,
8,
EGL_RED_SIZE,
8,
EGL_RENDERABLE_TYPE,
EGL_OPENGL_ES2_BIT,
EGL_SURFACE_TYPE,
EGL_WINDOW_BIT,
EGL_NONE};
return kConfigAttribs;
}
bool GbmSurfaceFactory::LoadEGLGLES2Bindings(
AddGLLibraryCallback add_gl_library,
SetGLGetProcAddressProcCallback set_gl_get_proc_address) {
DCHECK(thread_checker_.CalledOnValidThread());
return LoadDefaultEGLGLES2Bindings(add_gl_library, set_gl_get_proc_address);
}
scoped_ptr<SurfaceOzoneCanvas> GbmSurfaceFactory::CreateCanvasForWidget(
gfx::AcceleratedWidget widget) {
DCHECK(thread_checker_.CalledOnValidThread());
LOG(FATAL) << "Software rendering mode is not supported with GBM platform";
return nullptr;
}
scoped_ptr<SurfaceOzoneEGL> GbmSurfaceFactory::CreateEGLSurfaceForWidget(
gfx::AcceleratedWidget widget) {
DCHECK(thread_checker_.CalledOnValidThread());
scoped_refptr<GbmDevice> gbm = GetGbmDevice(widget);
DCHECK(gbm);
scoped_ptr<GbmSurface> surface(
new GbmSurface(screen_manager_->GetWindow(widget), gbm));
if (!surface->Initialize())
return nullptr;
return surface.Pass();
}
scoped_ptr<SurfaceOzoneEGL>
GbmSurfaceFactory::CreateSurfacelessEGLSurfaceForWidget(
gfx::AcceleratedWidget widget) {
DCHECK(thread_checker_.CalledOnValidThread());
if (!allow_surfaceless_)
return nullptr;
return make_scoped_ptr(new GbmSurfaceless(screen_manager_->GetWindow(widget),
drm_device_manager_));
}
scoped_refptr<ui::NativePixmap> GbmSurfaceFactory::CreateNativePixmap(
gfx::AcceleratedWidget widget,
gfx::Size size,
BufferFormat format,
BufferUsage usage) {
if (usage == MAP)
return nullptr;
scoped_refptr<GbmDevice> gbm = GetGbmDevice(widget);
DCHECK(gbm);
scoped_refptr<GbmBuffer> buffer =
GbmBuffer::CreateBuffer(gbm, format, size, true);
if (!buffer.get())
return nullptr;
scoped_refptr<GbmPixmap> pixmap(new GbmPixmap(buffer));
if (!pixmap->Initialize())
return nullptr;
return pixmap;
}
bool GbmSurfaceFactory::ScheduleOverlayPlane(
gfx::AcceleratedWidget widget,
int plane_z_order,
gfx::OverlayTransform plane_transform,
scoped_refptr<NativePixmap> buffer,
const gfx::Rect& display_bounds,
const gfx::RectF& crop_rect) {
DCHECK(thread_checker_.CalledOnValidThread());
scoped_refptr<GbmPixmap> pixmap = static_cast<GbmPixmap*>(buffer.get());
if (!pixmap.get()) {
LOG(ERROR) << "ScheduleOverlayPlane passed NULL buffer.";
return false;
}
screen_manager_->GetWindow(widget)->QueueOverlayPlane(
OverlayPlane(pixmap->buffer(), plane_z_order, plane_transform,
display_bounds, crop_rect));
return true;
}
bool GbmSurfaceFactory::CanShowPrimaryPlaneAsOverlay() {
DCHECK(thread_checker_.CalledOnValidThread());
return allow_surfaceless_;
}
bool GbmSurfaceFactory::CanCreateNativePixmap(BufferUsage usage) {
DCHECK(thread_checker_.CalledOnValidThread());
switch (usage) {
case MAP:
return false;
case PERSISTENT_MAP:
return false;
case SCANOUT:
return true;
}
NOTREACHED();
return false;
}
scoped_refptr<GbmDevice> GbmSurfaceFactory::GetGbmDevice(
gfx::AcceleratedWidget widget) {
return static_cast<GbmDevice*>(
drm_device_manager_->GetDrmDevice(widget).get());
}
} // namespace ui
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