diff options
author | Jorgen Lind <jorgen.lind@digia.com> | 2013-12-17 16:26:39 +0100 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-12-27 22:58:07 +0100 |
commit | 79c2b1cb237798f162b039723bc552b30aeee604 (patch) | |
tree | c166a7b64d45a0a82c84dcaf5a56dbe4b8b91ee6 /src/hardwareintegration | |
parent | 28b3a4d7bac4219442140a0d4a6df58db9d5eb75 (diff) | |
download | qtwayland-79c2b1cb237798f162b039723bc552b30aeee604.tar.gz |
Add drm-egl server buffer integration
Change-Id: Ib72cb43e78c068ebafa8c4e8ef1576746c7015e8
Reviewed-by: Andy Nichols <andy.nichols@digia.com>
Diffstat (limited to 'src/hardwareintegration')
6 files changed, 670 insertions, 0 deletions
diff --git a/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri b/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri new file mode 100644 index 00000000..dbc8dacf --- /dev/null +++ b/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri @@ -0,0 +1,17 @@ +INCLUDEPATH += $$PWD + +contains(QT_CONFIG, no-pkg-config) { + LIBS += -lEGL -lwayland-client +} else { + CONFIG += link_pkgconfig + PKGCONFIG += egl wayland-client +} + +SOURCES += \ + $$PWD/drmeglserverbufferintegration.cpp + +HEADERS += \ + $$PWD/drmeglserverbufferintegration.h + +CONFIG += wayland-scanner +WAYLANDCLIENTSOURCES += $$PWD/../../../extensions/drm-egl-server-buffer.xml diff --git a/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp new file mode 100644 index 00000000..74793dfc --- /dev/null +++ b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "drmeglserverbufferintegration.h" +#include <QtWaylandClient/qwaylanddisplay.h> +#include <QDebug> +#include <QtGui/QOpenGLContext> + +#include <EGL/egl.h> + +QT_BEGIN_NAMESPACE + +DrmServerBuffer::DrmServerBuffer(DrmEglServerBufferIntegration *integration + , int32_t name + , int32_t width + , int32_t height + , int32_t stride + , int32_t format) + : m_integration(integration) +{ + EGLint attribs[] = { + EGL_WIDTH, width, + EGL_HEIGHT, height, + EGL_DRM_BUFFER_STRIDE_MESA, stride /4, + EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA, + EGL_NONE + }; + + qintptr name_pointer = name; + m_image = integration->eglCreateImageKHR(EGL_NO_CONTEXT, EGL_DRM_BUFFER_MESA, (EGLClientBuffer) name_pointer, attribs); + + switch (format) { + case QtWayland::qt_drm_egl_server_buffer::format_RGBA32: + m_format = QWaylandServerBuffer::RGBA32; + break; + case QtWayland::qt_drm_egl_server_buffer::format_A8: + m_format = QWaylandServerBuffer::A8; + break; + default: + qWarning("DrmServerBuffer: unknown format"); + m_format = QWaylandServerBuffer::RGBA32; + break; + } +} + +DrmServerBuffer::~DrmServerBuffer() +{ + m_integration->eglDestroyImageKHR(m_image); +} + +GLuint DrmServerBuffer::createTexture() +{ + if (!QOpenGLContext::currentContext()) + qWarning("DrmServerBuffer: creating texture with no current context"); + + GLuint texture_id = 0; + glGenTextures(1,&texture_id); + glBindTexture(GL_TEXTURE_2D, texture_id); + m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image); + + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + return texture_id; + +} + +void DrmEglServerBufferIntegration::initialize(QWaylandDisplay *display) +{ + m_egl_display = eglGetDisplay((EGLNativeDisplayType) display->wl_display()); + if (EGL_NO_DISPLAY) { + qWarning("Failed to initialize drm egl server buffer integration. Could not get egl display from wl_display."); + return; + } + + const char *extensionString = eglQueryString(m_egl_display, EGL_EXTENSIONS); + if (!extensionString || !strstr(extensionString, "EGL_KHR_image")) { + qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_KHR_image extension.\n"); + return; + } + m_egl_create_image = reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR")); + m_egl_destroy_image = reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR")); + if (!m_egl_create_image || !m_egl_destroy_image) { + qWarning("Failed to initialize drm egl server buffer integration. Could not resolve eglCreateImageKHR or eglDestroyImageKHR"); + return; + } + + m_gl_egl_image_target_texture = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES")); + if (!m_gl_egl_image_target_texture) { + qWarning("Failed to initialize drm egl server buffer integration. Could not resolve glEGLImageTargetTexture2DOES"); + return; + } + + QtWayland::wl_registry::init(wl_display_get_registry(display->wl_display())); +} + +QWaylandServerBuffer *DrmEglServerBufferIntegration::serverBuffer(struct qt_server_buffer *buffer) +{ + return static_cast<QWaylandServerBuffer *>(qt_server_buffer_get_user_data(buffer)); +} + +void DrmEglServerBufferIntegration::registry_global(uint32_t name, const QString &interface, uint32_t version) +{ + Q_UNUSED(version); + if (interface == QStringLiteral("qt_drm_egl_server_buffer")) { + struct ::wl_registry *registry = QtWayland::wl_registry::object(); + QtWayland::qt_drm_egl_server_buffer::init(registry, name); + } +} + +void DrmEglServerBufferIntegration::drm_egl_server_buffer_server_buffer_created(struct ::qt_server_buffer *id + , int32_t name + , int32_t width + , int32_t height + , int32_t stride + , int32_t format) +{ + DrmServerBuffer *server_buffer = new DrmServerBuffer(this, name, width, height, stride, format); + qt_server_buffer_set_user_data(id, server_buffer); +} + +QT_END_NAMESPACE diff --git a/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h new file mode 100644 index 00000000..4a039d12 --- /dev/null +++ b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h @@ -0,0 +1,132 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DRMEGLSERVERBUFFERINTEGRATION_H +#define DRMEGLSERVERBUFFERINTEGRATION_H + +#include <QtWaylandClient/private/qwayland-wayland.h> +#include "qwayland-drm-egl-server-buffer.h" +#include <QtWaylandClient/qwaylandserverbufferintegration.h> + +#include "drmeglserverbufferintegration.h" +#include <QtWaylandClient/qwaylanddisplay.h> +#include <QtCore/QTextStream> + +#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 + +QT_BEGIN_NAMESPACE + +class DrmEglServerBufferIntegration; + +class DrmServerBuffer : public QWaylandServerBuffer +{ +public: + DrmServerBuffer(DrmEglServerBufferIntegration *integration, int32_t name, int32_t width, int32_t height, int32_t stride, int32_t format); + ~DrmServerBuffer(); + GLuint createTexture() Q_DECL_OVERRIDE; +private: + DrmEglServerBufferIntegration *m_integration; + EGLImageKHR m_image; + QSize m_size; +}; + +class DrmEglServerBufferIntegration + : public QWaylandServerBufferIntegration + , public QtWayland::wl_registry + , public QtWayland::qt_drm_egl_server_buffer +{ +public: + void initialize(QWaylandDisplay *display) Q_DECL_OVERRIDE; + + virtual QWaylandServerBuffer *serverBuffer(struct qt_server_buffer *buffer) Q_DECL_OVERRIDE; + + 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); +protected: + void registry_global(uint32_t name, const QString &interface, uint32_t version) Q_DECL_OVERRIDE; + void drm_egl_server_buffer_server_buffer_created(struct ::qt_server_buffer *id, int32_t name, int32_t width, int32_t height, int32_t stride, int32_t format) Q_DECL_OVERRIDE; +private: + PFNEGLCREATEIMAGEKHRPROC m_egl_create_image; + PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image; + PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture; + EGLDisplay m_egl_display; +}; + +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); +} + +void DrmEglServerBufferIntegration::glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image) +{ + if (!m_gl_egl_image_target_texture) { + qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function glEGLImageTargetRenderbufferStorageOES"); + return; + } + m_gl_egl_image_target_texture(target,image); +} +QT_END_NAMESPACE + +#endif diff --git a/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri b/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri new file mode 100644 index 00000000..cd2e2471 --- /dev/null +++ b/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri @@ -0,0 +1,18 @@ +INCLUDEPATH += $$PWD + +contains(QT_CONFIG, no-pkg-config) { + LIBS += -lwayland-server -lEGL +} else { + CONFIG += link_pkgconfig + PKGCONFIG += wayland-server egl +} + +SOURCES += \ + $$PWD/drmeglserverbufferintegration.cpp + + +HEADERS += \ + $$PWD/drmeglserverbufferintegration.h + +CONFIG += wayland-scanner +WAYLANDSERVERSOURCES += $$PWD/../../../extensions/drm-egl-server-buffer.xml diff --git a/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp new file mode 100644 index 00000000..a38bf95f --- /dev/null +++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp @@ -0,0 +1,171 @@ +/**************************************************************************** +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "drmeglserverbufferintegration.h" + +#include <QtGui/QOpenGLContext> + +QT_BEGIN_NAMESPACE + +DrmEglServerBuffer::DrmEglServerBuffer(DrmEglServerBufferIntegration *integration, const QSize &size, QWaylandServerBuffer::Format format) + : QWaylandServerBuffer(size,format) + , m_integration(integration) +{ + m_format = RGBA32; + + switch (m_format) { + case RGBA32: + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32; + break; + case A8: + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_A8; + break; + default: + qWarning("DrmEglServerBuffer: invalid format"); + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32; + break; + } + EGLint imageAttribs[] = { + EGL_WIDTH, m_size.width(), + EGL_HEIGHT, m_size.height(), + EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA, + EGL_DRM_BUFFER_USE_MESA, EGL_DRM_BUFFER_USE_SHARE_MESA, + EGL_NONE + }; + + m_image = m_integration->eglCreateDRMImageMESA(imageAttribs); + + EGLint handle; + if (!m_integration->eglExportDRMImageMESA(m_image, &m_name, &handle, &m_stride)) { + qWarning("DrmEglServerBuffer: Failed to export egl image"); + } + +} + +struct ::wl_resource *DrmEglServerBuffer::resourceForClient(struct ::wl_client *client) +{ + QMultiMap<struct ::wl_client *, Resource *>::iterator it = resourceMap().find(client); + if (it == resourceMap().end()) { + QMultiMap<struct ::wl_client *, QtWaylandServer::qt_drm_egl_server_buffer::Resource *>::iterator drm_egl_it = m_integration->resourceMap().find(client); + if (drm_egl_it == m_integration->resourceMap().end()) { + qWarning("DrmEglServerBuffer::resourceForClient: Trying to get resource for ServerBuffer. But client is not bound to the drm_egl interface"); + return 0; + } + struct ::wl_resource *drm_egl_resource = (*drm_egl_it)->handle; + Resource *resource = add(client); + m_integration->send_server_buffer_created(drm_egl_resource, resource->handle, m_name, m_size.width(), m_size.height(), m_stride, m_drm_format); + return resource->handle; + } + return (*it)->handle; +} + +GLuint DrmEglServerBuffer::createTexture() +{ + if (!QOpenGLContext::currentContext()) { + qWarning("DrmEglServerBuffer: No current context when creating buffer. Texture loading will fail"); + return 0; + } + + GLuint texture; + glGenTextures(1, &texture); + glBindTexture(GL_TEXTURE_2D, texture); + m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image); + + return texture; +} + +DrmEglServerBufferIntegration::DrmEglServerBufferIntegration() +{ +} + +DrmEglServerBufferIntegration::~DrmEglServerBufferIntegration() +{ +} + +void DrmEglServerBufferIntegration::initializeHardware(QWaylandCompositor *compositor) +{ + QWindow *window = compositor->window(); + Q_ASSERT(QGuiApplication::platformNativeInterface()); + + m_egl_display = static_cast<EGLDisplay>(QGuiApplication::platformNativeInterface()->nativeResourceForWindow("egldisplay", window)); + if (!m_egl_display) { + qWarning("Cant initialize drm egl server buffer integration. Missing egl display from platformplugin"); + return; + } + + const char *extensionString = eglQueryString(m_egl_display, EGL_EXTENSIONS); + if (!extensionString || !strstr(extensionString, "EGL_KHR_image")) { + qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_KHR_image extension.\n"); + return; + } + m_egl_create_image = reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR")); + m_egl_destroy_image = reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR")); + if (!m_egl_create_image || !m_egl_destroy_image) { + qWarning("Failed to initialize drm egl server buffer integration. Could not resolve eglCreateImageKHR or eglDestroyImageKHR"); + return; + } + + if (!extensionString || !strstr(extensionString, "EGL_MESA_drm_image")) { + qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_MESA_drm_image extension.\n"); + return; + } + + m_egl_create_drm_image = reinterpret_cast<PFNEGLCREATEDRMIMAGEMESAPROC>(eglGetProcAddress("eglCreateDRMImageMESA")); + m_egl_export_drm_image = reinterpret_cast<PFNEGLEXPORTDRMIMAGEMESAPROC>(eglGetProcAddress("eglExportDRMImageMESA")); + if (!m_egl_create_drm_image || !m_egl_export_drm_image) { + qWarning("Failed to initialize drm egl server buffer integration. Could not find eglCreateDRMImageMESA or eglExportDRMImageMESA.\n"); + return; + } + + m_gl_egl_image_target_texture_2d = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES")); + if (!m_gl_egl_image_target_texture_2d) { + qWarning("Failed to initialize drm egl server buffer integration. Could not find glEGLImageTargetTexture2DOES.\n"); + return; + } + + QtWaylandServer::qt_drm_egl_server_buffer::init(compositor->waylandDisplay()); +} + +QWaylandServerBuffer *DrmEglServerBufferIntegration::createServerBuffer(const QSize &size, QWaylandServerBuffer::Format format) +{ + return new DrmEglServerBuffer(this, size, format); +} + +QT_END_NAMESPACE 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 00000000..0ccb7658 --- /dev/null +++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h @@ -0,0 +1,171 @@ +/**************************************************************************** +** +** 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; + GLuint createTexture() 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 *); + + 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 |