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+/****************************************************************************
+**
+** Copyright (C) 2014 Jolla Ltd, author: <giulio.camuffo@jollamobile.com>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Compositor.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * 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.
+** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+** of its contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "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 THE COPYRIGHT
+** OWNER 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef LIBHYBRISEGLSERVERBUFFERINTEGRATION_H
+#define LIBHYBRISEGLSERVERBUFFERINTEGRATION_H
+
+#include <QtCompositor/private/qwlserverbufferintegration_p.h>
+
+#include "qwayland-server-libhybris-egl-server-buffer.h"
+
+#include <QtGui/QWindow>
+#include <QtGui/qpa/qplatformnativeinterface.h>
+#include <QtGui/QGuiApplication>
+
+#include <QtCompositor/qwaylandcompositor.h>
+#include <QtCompositor/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 void (EGLAPIENTRYP PFNEGLHYBRISGETNATIVEBUFFERINFOPROC)(EGLClientBuffer buffer, int *num_ints, int *num_fds);
+typedef void (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 QSize &size, QtWayland::ServerBuffer::Format format);
+
+ struct ::wl_resource *resourceForClient(struct ::wl_client *) Q_DECL_OVERRIDE;
+ void bindTextureToBuffer() Q_DECL_OVERRIDE;
+
+private:
+ LibHybrisEglServerBufferIntegration *m_integration;
+
+ EGLImageKHR m_image;
+ EGLClientBuffer m_buffer;
+
+ int32_t m_name;
+ int32_t m_stride;
+ QtWaylandServer::qt_libhybris_egl_server_buffer::format m_hybris_format;
+ QVector<int32_t> m_ints;
+ QVector<int32_t> m_fds;
+ QHash<Resource *, wl_resource *> m_qtbuffers;
+};
+
+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 Q_DECL_OVERRIDE;
+ QtWayland::ServerBuffer *createServerBuffer(const QSize &size, QtWayland::ServerBuffer::Format format) Q_DECL_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;
+ 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