diff options
Diffstat (limited to 'src/hardwareintegration/compositor/drm-egl-server')
3 files changed, 383 insertions, 0 deletions
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 000000000..cd2e24719 --- /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 000000000..9c7440dc6 --- /dev/null +++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp @@ -0,0 +1,193 @@ +/**************************************************************************** +** +** 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 = format; + + EGLint egl_format; + switch (m_format) { + case RGBA32: + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32; + egl_format = EGL_DRM_BUFFER_FORMAT_ARGB32_MESA; + break; +#ifdef EGL_DRM_BUFFER_FORMAT_A8_MESA + case A8: + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_A8; + egl_format = EGL_DRM_BUFFER_FORMAT_A8_MESA; + break; +#endif + default: + qWarning("DrmEglServerBuffer: unsupported format"); + m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32; + egl_format = EGL_DRM_BUFFER_FORMAT_ARGB32_MESA; + break; + } + EGLint imageAttribs[] = { + EGL_WIDTH, m_size.width(), + EGL_HEIGHT, m_size.height(), + EGL_DRM_BUFFER_FORMAT_MESA, egl_format, + 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; +} + +void DrmEglServerBuffer::bindTextureToBuffer() +{ + if (!QOpenGLContext::currentContext()) { + qWarning("DrmEglServerBuffer: No current context when creating buffer. Texture loading will fail"); + return; + } + + m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image); + + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); +} + +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()); +} + +bool DrmEglServerBufferIntegration::supportsFormat(QWaylandServerBuffer::Format format) const +{ + switch (format) { + case QWaylandServerBuffer::RGBA32: + return true; + case QWaylandServerBuffer::A8: +#ifdef EGL_DRM_BUFFER_FORMAT_A8_MESA + return true; +#else + return false; +#endif + default: + return false; + } +} + +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 000000000..659b261e0 --- /dev/null +++ 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 |