1 files changed, 172 insertions, 0 deletions
diff --git a/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h
new file mode 100644
index 000000000..659b261e0
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+++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h
@@ -0,0 +1,172 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** 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 DRMEGLSERVERBUFFERINTEGRATION_H
+#define DRMEGLSERVERBUFFERINTEGRATION_H
+
+#include <QtCompositor/qwaylandserverbufferintegration.h>
+
+#include "qwayland-server-drm-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 GL_OES_EGL_image
+typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
+#endif
+#ifndef EGL_MESA_drm_image
+typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEDRMIMAGEMESAPROC) (EGLDisplay dpy, const EGLint *attrib_list);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLEXPORTDRMIMAGEMESAPROC) (EGLDisplay dpy, EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class DrmEglServerBufferIntegration;
+
+class DrmEglServerBuffer : public QWaylandServerBuffer, public QtWaylandServer::qt_server_buffer
+{
+public:
+    DrmEglServerBuffer(DrmEglServerBufferIntegration *integration, const QSize &size, QWaylandServerBuffer::Format format);
+
+    struct ::wl_resource *resourceForClient(struct ::wl_client *) Q_DECL_OVERRIDE;
+    void bindTextureToBuffer() Q_DECL_OVERRIDE;
+
+private:
+    DrmEglServerBufferIntegration *m_integration;
+
+    EGLImageKHR m_image;
+
+    int32_t m_name;
+    int32_t m_stride;
+    QtWaylandServer::qt_drm_egl_server_buffer::format m_drm_format;
+};
+
+class DrmEglServerBufferIntegration :
+    public QWaylandServerBufferIntegration,
+    public QtWaylandServer::qt_drm_egl_server_buffer
+{
+public:
+    DrmEglServerBufferIntegration();
+    ~DrmEglServerBufferIntegration();
+
+    void initializeHardware(QWaylandCompositor *);
+
+    bool supportsFormat(QWaylandServerBuffer::Format format) const Q_DECL_OVERRIDE;
+    QWaylandServerBuffer *createServerBuffer(const QSize &size, QWaylandServerBuffer::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 EGLImageKHR eglCreateDRMImageMESA (const EGLint *attrib_list);
+    inline EGLBoolean eglExportDRMImageMESA (EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
+    inline void glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image);
+
+private:
+    EGLDisplay m_egl_display;
+    PFNEGLCREATEDRMIMAGEMESAPROC m_egl_create_drm_image;
+    PFNEGLEXPORTDRMIMAGEMESAPROC m_egl_export_drm_image;
+    PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture_2d;
+
+    PFNEGLCREATEIMAGEKHRPROC m_egl_create_image;
+    PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image;
+};
+
+EGLImageKHR DrmEglServerBufferIntegration::eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list)
+{
+    if (!m_egl_create_image) {
+        qWarning("DrmEglServerBufferIntegration: 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 DrmEglServerBufferIntegration::eglDestroyImageKHR (EGLImageKHR image)
+{
+    if (!m_egl_destroy_image) {
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglDestroyImageKHR");
+        return false;
+    }
+    return m_egl_destroy_image(m_egl_display, image);
+}
+
+EGLImageKHR DrmEglServerBufferIntegration::eglCreateDRMImageMESA (const EGLint *attrib_list)
+{
+    if (m_egl_create_drm_image)
+        return m_egl_create_drm_image(m_egl_display, attrib_list);
+    else
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglCreateDRMImageMESA");
+    return EGL_NO_IMAGE_KHR;
+
+}
+
+EGLBoolean DrmEglServerBufferIntegration::eglExportDRMImageMESA (EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride)
+{
+    if (m_egl_export_drm_image)
+        return m_egl_export_drm_image(m_egl_display, image, name, handle, stride);
+    else
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglExportDRMImageMESA");
+    return 0;
+}
+
+void DrmEglServerBufferIntegration::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("DrmEglServerBufferIntegration: Trying to use unresolved function glEGLImageTargetTexture2DOES");
+}
+QT_END_NAMESPACE
+
+#endif