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/****************************************************************************
**
** Copyright (C) 2017 Jolla Ltd, author: <giulio.camuffo@jollamobile.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef LIBHYBRISEGLSERVERBUFFERINTEGRATION_H
#define LIBHYBRISEGLSERVERBUFFERINTEGRATION_H
#include <QtWaylandCompositor/private/qwlserverbufferintegration_p.h>
#include "qwayland-server-libhybris-egl-server-buffer.h"
#include <QtGui/QWindow>
#include <QtGui/qpa/qplatformnativeinterface.h>
#include <QtGui/QGuiApplication>
#include <QtWaylandCompositor/qwaylandcompositor.h>
#include <QtWaylandCompositor/private/qwayland-server-server-buffer-extension.h>
#include <QtCore/QDebug>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#ifndef EGL_KHR_image
typedef void *EGLImageKHR;
typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEIMAGEKHRPROC) (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGLImageKHR image);
#endif
#ifndef EGL_HYBRIS_native_buffer
typedef EGLBoolean (EGLAPIENTRYP PFNEGLHYBRISCREATENATIVEBUFFERPROC)(EGLint width, EGLint height, EGLint usage, EGLint format, EGLint *stride, EGLClientBuffer *buffer);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLHYBRISGETNATIVEBUFFERINFOPROC)(EGLClientBuffer buffer, int *num_ints, int *num_fds);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLHYBRISSERIALIZENATIVEBUFFERPROC)(EGLClientBuffer buffer, int *ints, int *fds);
#endif
#ifndef GL_OES_EGL_image
typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
#endif
QT_BEGIN_NAMESPACE
class LibHybrisEglServerBufferIntegration;
class LibHybrisEglServerBuffer : public QtWayland::ServerBuffer, public QtWaylandServer::qt_libhybris_buffer
{
public:
LibHybrisEglServerBuffer(LibHybrisEglServerBufferIntegration *integration, const QImage &qimage, QtWayland::ServerBuffer::Format format);
struct ::wl_resource *resourceForClient(struct ::wl_client *) override;
QOpenGLTexture *toOpenGlTexture() override;
private:
LibHybrisEglServerBufferIntegration *m_integration = nullptr;
EGLImageKHR m_image;
EGLClientBuffer m_buffer;
int32_t m_name;
int32_t m_stride;
QOpenGLTexture *m_texture = nullptr;
QtWaylandServer::qt_libhybris_egl_server_buffer::format m_hybris_format;
QVector<int32_t> m_ints;
QVector<int32_t> m_fds;
};
class LibHybrisEglServerBufferIntegration :
public QtWayland::ServerBufferIntegration,
public QtWaylandServer::qt_libhybris_egl_server_buffer
{
public:
LibHybrisEglServerBufferIntegration();
~LibHybrisEglServerBufferIntegration();
void initializeHardware(QWaylandCompositor *);
bool supportsFormat(QtWayland::ServerBuffer::Format format) const override;
QtWayland::ServerBuffer *createServerBufferFromImage(const QImage &qimage, QtWayland::ServerBuffer::Format format) override;
EGLDisplay display() const { return m_egl_display; }
inline EGLImageKHR eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
inline EGLBoolean eglDestroyImageKHR (EGLImageKHR image);
inline void glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image);
inline EGLBoolean eglHybrisCreateNativeBuffer(EGLint width, EGLint height, EGLint usage, EGLint format, EGLint *stride, EGLClientBuffer *buffer);
inline void eglHybrisGetNativeBufferInfo(EGLClientBuffer buffer, int *num_ints, int *num_fds);
inline void eglHybrisSerializeNativeBuffer(EGLClientBuffer buffer, int *ints, int *fds);
private:
EGLDisplay m_egl_display = EGL_NO_DISPLAY;
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture_2d;
PFNEGLHYBRISCREATENATIVEBUFFERPROC m_egl_create_buffer;
PFNEGLHYBRISGETNATIVEBUFFERINFOPROC m_egl_get_buffer_info;
PFNEGLHYBRISSERIALIZENATIVEBUFFERPROC m_egl_serialize_buffer;
PFNEGLCREATEIMAGEKHRPROC m_egl_create_image;
PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image;
};
EGLImageKHR LibHybrisEglServerBufferIntegration::eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list)
{
if (!m_egl_create_image) {
qWarning("LibHybrisEglServerBufferIntegration: Trying to used unresolved function eglCreateImageKHR");
return EGL_NO_IMAGE_KHR;
}
return m_egl_create_image(m_egl_display, ctx, target, buffer,attrib_list);
}
EGLBoolean LibHybrisEglServerBufferIntegration::eglDestroyImageKHR (EGLImageKHR image)
{
if (!m_egl_destroy_image) {
qWarning("LibHybrisEglServerBufferIntegration: Trying to use unresolved function eglDestroyImageKHR");
return false;
}
return m_egl_destroy_image(m_egl_display, image);
}
void LibHybrisEglServerBufferIntegration::glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image)
{
if (m_gl_egl_image_target_texture_2d)
return m_gl_egl_image_target_texture_2d(target, image);
else
qWarning("LibHybrisEglServerBufferIntegration: Trying to use unresolved function glEGLImageTargetTexture2DOES");
}
EGLBoolean LibHybrisEglServerBufferIntegration::eglHybrisCreateNativeBuffer(EGLint width, EGLint height, EGLint usage, EGLint format, EGLint *stride, EGLClientBuffer *buffer)
{
if (m_egl_create_buffer)
return m_egl_create_buffer(width, height, usage, format, stride, buffer);
else
qWarning("LibHybrisEglServerBufferIntegration: Trying to use unresolved function eglHybrisCreateNativeBuffer");
return EGL_FALSE;
}
void LibHybrisEglServerBufferIntegration::eglHybrisGetNativeBufferInfo(EGLClientBuffer buffer, int *num_ints, int *num_fds)
{
if (m_egl_get_buffer_info)
m_egl_get_buffer_info(buffer, num_ints, num_fds);
else
qWarning("LibHybrisEglServerBufferIntegration: Trying to use unresolved function eglHybrisGetNativeBufferInfo");
}
void LibHybrisEglServerBufferIntegration::eglHybrisSerializeNativeBuffer(EGLClientBuffer buffer, int *ints, int *fds)
{
if (m_egl_serialize_buffer)
m_egl_serialize_buffer(buffer, ints, fds);
else
qWarning("LibHybrisEglServerBufferIntegration: Trying to use unresolved function eglHybrisSerializeNativeBuffer");
}
QT_END_NAMESPACE
#endif
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