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/*
* Copyright (C) 2016 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "AcceleratedBackingStore.h"
#if PLATFORM(WAYLAND)
#include <WebCore/RefPtrCairo.h>
#include <gtk/gtk.h>
#include <wpe/fdo.h>
#include <wtf/glib/GRefPtr.h>
typedef void* EGLImageKHR;
typedef struct _GdkGLContext GdkGLContext;
struct wpe_fdo_egl_exported_image;
struct wpe_fdo_shm_exported_buffer;
namespace WebCore {
class IntSize;
}
namespace WebKit {
class WebPageProxy;
class AcceleratedBackingStoreWayland final : public AcceleratedBackingStore {
WTF_MAKE_NONCOPYABLE(AcceleratedBackingStoreWayland); WTF_MAKE_FAST_ALLOCATED;
public:
static bool checkRequirements();
static std::unique_ptr<AcceleratedBackingStoreWayland> create(WebPageProxy&);
~AcceleratedBackingStoreWayland();
private:
AcceleratedBackingStoreWayland(WebPageProxy&);
void ensureGLContext();
void displayImage(struct wpe_fdo_egl_exported_image*);
#if WPE_FDO_CHECK_VERSION(1,7,0)
void displayBuffer(struct wpe_fdo_shm_exported_buffer*);
#endif
bool tryEnsureTexture(unsigned&, WebCore::IntSize&);
#if USE(GTK4)
void snapshot(GtkSnapshot*) override;
#else
bool paint(cairo_t*, const WebCore::IntRect&) override;
#endif
void unrealize() override;
bool makeContextCurrent() override;
void update(const LayerTreeContext&) override;
int renderHostFileDescriptor() override;
RefPtr<cairo_surface_t> m_surface;
GRefPtr<GdkGLContext> m_gdkGLContext;
struct wpe_view_backend_exportable_fdo* m_exportable { nullptr };
uint64_t m_surfaceID { 0 };
struct {
unsigned viewTexture { 0 };
struct wpe_fdo_egl_exported_image* committedImage { nullptr };
struct wpe_fdo_egl_exported_image* pendingImage { nullptr };
} m_egl;
#if WPE_FDO_CHECK_VERSION(1,7,0)
struct {
bool pendingFrame { false };
} m_shm;
#endif
};
} // namespace WebKit
#endif // PLATFORM(WAYLAND)
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