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| |
| #include "libhybriseglserverbufferintegration.h" |
| #include <QtWaylandClient/private/qwaylanddisplay_p.h> |
| #include <QDebug> |
| #include <QtGui/QOpenGLContext> |
| #include <QtGui/QOpenGLTexture> |
| #include <hybris/eglplatformcommon/hybris_nativebufferext.h> |
| |
| #include <EGL/egl.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QtWaylandClient { |
| |
| LibHybrisServerBuffer::LibHybrisServerBuffer(LibHybrisEglServerBufferIntegration *integration |
| , int32_t numFds |
| , wl_array *ints |
| , int32_t name |
| , int32_t width |
| , int32_t height |
| , int32_t stride |
| , int32_t format) |
| : QWaylandServerBuffer() |
| , m_integration(integration) |
| , m_stride(stride) |
| , m_hybrisFormat(format) |
| { |
| m_numFds = numFds; |
| m_fds.reserve(numFds); |
| m_ints.resize(ints->size / sizeof(int32_t)); |
| memcpy(m_ints.data(), ints->data, ints->size); |
| m_image = 0; |
| |
| m_size = QSize(width, height); |
| } |
| |
| LibHybrisServerBuffer::~LibHybrisServerBuffer() |
| { |
| m_integration->eglDestroyImageKHR(m_image); |
| } |
| |
| QOpenGLTexture * LibHybrisServerBuffer::toOpenGlTexture() |
| { |
| if (!QOpenGLContext::currentContext()) { |
| qWarning("LibHybrisServerBuffer: creating texture with no current context"); |
| } |
| |
| if (!m_texture) { |
| m_texture = new QOpenGLTexture(QOpenGLTexture::Target2D); |
| m_texture->create(); |
| } |
| |
| m_texture->bind(); |
| m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image); |
| |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); |
| glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
| m_texture->release(); |
| m_texture->setSize(m_size.width(), m_size.height()); |
| |
| return m_texture; |
| } |
| |
| void LibHybrisServerBuffer::libhybris_buffer_add_fd(int32_t fd) |
| { |
| m_fds << fd; |
| |
| if (m_fds.size() == m_numFds) { |
| EGLint egl_format; |
| switch (m_hybrisFormat) { |
| case QtWayland::qt_libhybris_egl_server_buffer::format_RGBA32: |
| m_format = QWaylandServerBuffer::RGBA32; |
| egl_format = HYBRIS_PIXEL_FORMAT_RGBA_8888; |
| break; |
| default: |
| qWarning("LibHybrisServerBuffer: unknown format"); |
| m_format = QWaylandServerBuffer::RGBA32; |
| egl_format = HYBRIS_PIXEL_FORMAT_RGBA_8888; |
| break; |
| } |
| |
| EGLClientBuffer buf; |
| m_integration->eglHybrisCreateRemoteBuffer(m_size.width(), m_size.height(), HYBRIS_USAGE_HW_TEXTURE, egl_format, m_stride, m_ints.size(), m_ints.data(), m_fds.size(), m_fds.data(), &buf); |
| m_image = m_integration->eglCreateImageKHR(EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID, buf, 0); |
| } |
| } |
| |
| void LibHybrisEglServerBufferIntegration::initializeEgl() |
| { |
| if (m_egl_initialized) |
| return; |
| m_egl_initialized = true; |
| |
| m_egl_display = eglGetDisplay((EGLNativeDisplayType) m_display->wl_display()); |
| if (m_egl_display == EGL_NO_DISPLAY) { |
| qWarning("Failed to initialize libhybris 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 libhybris 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 libhybris 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 libhybris egl server buffer integration. Could not resolve glEGLImageTargetTexture2DOES"); |
| return; |
| } |
| |
| m_egl_create_buffer = reinterpret_cast<PFNEGLHYBRISCREATEREMOTEBUFFERPROC>(eglGetProcAddress("eglHybrisCreateRemoteBuffer")); |
| if (!m_egl_create_buffer) { |
| qWarning("Failed to initialize libhybris egl server buffer integration. Could not resolve eglHybrisCreateRemoteBuffer"); |
| return; |
| } |
| m_egl_initialized = true; |
| } |
| |
| void LibHybrisEglServerBufferIntegration::initialize(QWaylandDisplay *display) |
| { |
| m_display = display; |
| display->addRegistryListener(&wlDisplayHandleGlobal, this); |
| } |
| |
| QWaylandServerBuffer *LibHybrisEglServerBufferIntegration::serverBuffer(struct qt_server_buffer *buffer) |
| { |
| return static_cast<QWaylandServerBuffer *>(qt_server_buffer_get_user_data(buffer)); |
| } |
| |
| void LibHybrisEglServerBufferIntegration::wlDisplayHandleGlobal(void *data, ::wl_registry *registry, uint32_t id, const QString &interface, uint32_t version) |
| { |
| Q_UNUSED(version); |
| if (interface == QStringLiteral("qt_libhybris_egl_server_buffer")) { |
| auto *integration = static_cast<LibHybrisEglServerBufferIntegration *>(data); |
| integration->QtWayland::qt_libhybris_egl_server_buffer::init(registry, id, 1); |
| } |
| } |
| |
| void LibHybrisEglServerBufferIntegration::libhybris_egl_server_buffer_server_buffer_created(struct ::qt_libhybris_buffer *id |
| , struct ::qt_server_buffer *qid |
| , int32_t numFds |
| , wl_array *ints |
| , int32_t name |
| , int32_t width |
| , int32_t height |
| , int32_t stride |
| , int32_t format) |
| { |
| LibHybrisServerBuffer *server_buffer = new LibHybrisServerBuffer(this, numFds, ints, name, width, height, stride, format); |
| server_buffer->QtWayland::qt_libhybris_buffer::init(id); |
| qt_server_buffer_set_user_data(qid, server_buffer); |
| } |
| |
| } |
| |
| QT_END_NAMESPACE |