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| |
| #include "qandroidplatformvulkanwindow.h" |
| #include "qandroidplatformscreen.h" |
| #include "androidjnimain.h" |
| #include "qandroideventdispatcher.h" |
| #include "androiddeadlockprotector.h" |
| |
| #include <QSurfaceFormat> |
| #include <qpa/qwindowsysteminterface.h> |
| #include <qpa/qplatformscreen.h> |
| |
| #include <android/native_window.h> |
| #include <android/native_window_jni.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QAndroidPlatformVulkanWindow::QAndroidPlatformVulkanWindow(QWindow *window) |
| : QAndroidPlatformWindow(window), |
| m_nativeSurfaceId(-1), |
| m_nativeWindow(nullptr), |
| m_vkSurface(0), |
| m_createVkSurface(nullptr), |
| m_destroyVkSurface(nullptr) |
| { |
| } |
| |
| QAndroidPlatformVulkanWindow::~QAndroidPlatformVulkanWindow() |
| { |
| m_surfaceWaitCondition.wakeOne(); |
| lockSurface(); |
| if (m_nativeSurfaceId != -1) |
| QtAndroid::destroySurface(m_nativeSurfaceId); |
| clearSurface(); |
| unlockSurface(); |
| } |
| |
| void QAndroidPlatformVulkanWindow::setGeometry(const QRect &rect) |
| { |
| if (rect == geometry()) |
| return; |
| |
| m_oldGeometry = geometry(); |
| |
| QAndroidPlatformWindow::setGeometry(rect); |
| if (m_nativeSurfaceId != -1) |
| QtAndroid::setSurfaceGeometry(m_nativeSurfaceId, rect); |
| |
| QRect availableGeometry = screen()->availableGeometry(); |
| if (m_oldGeometry.width() == 0 |
| && m_oldGeometry.height() == 0 |
| && rect.width() > 0 |
| && rect.height() > 0 |
| && availableGeometry.width() > 0 |
| && availableGeometry.height() > 0) { |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), rect.size())); |
| } |
| |
| if (rect.topLeft() != m_oldGeometry.topLeft()) |
| repaint(QRegion(rect)); |
| } |
| |
| void QAndroidPlatformVulkanWindow::applicationStateChanged(Qt::ApplicationState state) |
| { |
| QAndroidPlatformWindow::applicationStateChanged(state); |
| if (state <= Qt::ApplicationHidden) { |
| lockSurface(); |
| if (m_nativeSurfaceId != -1) { |
| QtAndroid::destroySurface(m_nativeSurfaceId); |
| m_nativeSurfaceId = -1; |
| } |
| clearSurface(); |
| unlockSurface(); |
| } |
| } |
| |
| QSurfaceFormat QAndroidPlatformVulkanWindow::format() const |
| { |
| return window()->requestedFormat(); |
| } |
| |
| void QAndroidPlatformVulkanWindow::clearSurface() |
| { |
| if (m_vkSurface && m_destroyVkSurface) { |
| m_destroyVkSurface(window()->vulkanInstance()->vkInstance(), m_vkSurface, nullptr); |
| m_vkSurface = 0; |
| } |
| |
| if (m_nativeWindow) { |
| ANativeWindow_release(m_nativeWindow); |
| m_nativeWindow = nullptr; |
| } |
| } |
| |
| void QAndroidPlatformVulkanWindow::sendExpose() |
| { |
| QRect availableGeometry = screen()->availableGeometry(); |
| if (geometry().width() > 0 && geometry().height() > 0 && availableGeometry.width() > 0 && availableGeometry.height() > 0) |
| QWindowSystemInterface::handleExposeEvent(window(), QRegion(QRect(QPoint(), geometry().size()))); |
| } |
| |
| void QAndroidPlatformVulkanWindow::surfaceChanged(JNIEnv *jniEnv, jobject surface, int w, int h) |
| { |
| Q_UNUSED(jniEnv); |
| Q_UNUSED(w); |
| Q_UNUSED(h); |
| |
| lockSurface(); |
| m_androidSurfaceObject = surface; |
| if (surface) |
| m_surfaceWaitCondition.wakeOne(); |
| unlockSurface(); |
| |
| if (surface) |
| sendExpose(); |
| } |
| |
| VkSurfaceKHR *QAndroidPlatformVulkanWindow::vkSurface() |
| { |
| if (QAndroidEventDispatcherStopper::stopped()) |
| return &m_vkSurface; |
| |
| bool needsExpose = false; |
| if (!m_vkSurface) { |
| clearSurface(); |
| |
| QMutexLocker lock(&m_surfaceMutex); |
| if (m_nativeSurfaceId == -1) { |
| AndroidDeadlockProtector protector; |
| if (!protector.acquire()) |
| return &m_vkSurface; |
| const bool windowStaysOnTop = bool(window()->flags() & Qt::WindowStaysOnTopHint); |
| m_nativeSurfaceId = QtAndroid::createSurface(this, geometry(), windowStaysOnTop, 32); |
| m_surfaceWaitCondition.wait(&m_surfaceMutex); |
| } |
| |
| if (m_nativeSurfaceId == -1 || !m_androidSurfaceObject.isValid()) |
| return &m_vkSurface; |
| |
| QJNIEnvironmentPrivate env; |
| m_nativeWindow = ANativeWindow_fromSurface(env, m_androidSurfaceObject.object()); |
| |
| VkAndroidSurfaceCreateInfoKHR surfaceInfo; |
| memset(&surfaceInfo, 0, sizeof(surfaceInfo)); |
| surfaceInfo.sType = VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR; |
| surfaceInfo.window = m_nativeWindow; |
| QVulkanInstance *inst = window()->vulkanInstance(); |
| if (!inst) { |
| qWarning("Attempted to create Vulkan surface without an instance; was QWindow::setVulkanInstance() called?"); |
| return &m_vkSurface; |
| } |
| if (!m_createVkSurface) { |
| m_createVkSurface = reinterpret_cast<PFN_vkCreateAndroidSurfaceKHR>( |
| inst->getInstanceProcAddr("vkCreateAndroidSurfaceKHR")); |
| } |
| if (!m_destroyVkSurface) { |
| m_destroyVkSurface = reinterpret_cast<PFN_vkDestroySurfaceKHR>( |
| inst->getInstanceProcAddr("vkDestroySurfaceKHR")); |
| } |
| VkResult err = m_createVkSurface(inst->vkInstance(), &surfaceInfo, nullptr, &m_vkSurface); |
| if (err != VK_SUCCESS) |
| qWarning("Failed to create Android VkSurface: %d", err); |
| |
| needsExpose = true; |
| } |
| |
| if (needsExpose) |
| sendExpose(); |
| |
| return &m_vkSurface; |
| } |
| |
| QT_END_NAMESPACE |