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#include "qquickmapboxglrenderer.hpp"
#include "qmapboxgl.hpp"
#include "qquickmapboxgl.hpp"
#include <QSize>
#include <QOpenGLFramebufferObject>
#include <QOpenGLFramebufferObjectFormat>
#include <QQuickWindow>
#include <QThread>
QQuickMapboxGLRenderer::QQuickMapboxGLRenderer()
{
QMapbox::initializeGLExtensions();
QMapboxGLSettings settings;
settings.setAccessToken(qgetenv("MAPBOX_ACCESS_TOKEN"));
settings.setCacheDatabasePath("/tmp/mbgl-cache.db");
settings.setCacheDatabaseMaximumSize(20 * 1024 * 1024);
settings.setViewportMode(QMapboxGLSettings::FlippedYViewport);
m_map.reset(new QMapboxGL(nullptr, settings, QSize(256, 256), 1));
}
QQuickMapboxGLRenderer::~QQuickMapboxGLRenderer()
{
}
QOpenGLFramebufferObject* QQuickMapboxGLRenderer::createFramebufferObject(const QSize &size)
{
m_map->resize(size / m_pixelRatio, size);
QOpenGLFramebufferObjectFormat format;
format.setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil);
return new QOpenGLFramebufferObject(size, format);
}
void QQuickMapboxGLRenderer::render()
{
m_map->render(framebufferObject());
}
void QQuickMapboxGLRenderer::synchronize(QQuickFramebufferObject *item)
{
auto quickMap = qobject_cast<QQuickMapboxGL*>(item);
if (!m_initialized) {
QObject::connect(m_map.data(), &QMapboxGL::needsRendering, quickMap, &QQuickMapboxGL::update);
QObject::connect(m_map.data(), SIGNAL(mapChanged(QMapbox::MapChange)), quickMap, SLOT(onMapChanged(QMapbox::MapChange)));
QObject::connect(this, &QQuickMapboxGLRenderer::centerChanged, quickMap, &QQuickMapboxGL::setCenter);
m_initialized = true;
}
if (auto window = quickMap->window()) {
m_pixelRatio = window->devicePixelRatio();
} else {
m_pixelRatio = 1;
}
auto syncStatus = quickMap->m_syncState;
quickMap->m_syncState = QQuickMapboxGL::NothingNeedsSync;
if (syncStatus & QQuickMapboxGL::CenterNeedsSync || syncStatus & QQuickMapboxGL::ZoomNeedsSync) {
const auto& center = quickMap->center();
m_map->setCoordinateZoom({ center.latitude(), center.longitude() }, quickMap->zoomLevel());
}
if (syncStatus & QQuickMapboxGL::StyleNeedsSync && !quickMap->m_styleUrl.isEmpty()) {
m_map->setStyleUrl(quickMap->m_styleUrl);
}
if (syncStatus & QQuickMapboxGL::PanNeedsSync) {
m_map->moveBy(quickMap->m_pan);
quickMap->m_pan = QPointF();
emit centerChanged(QGeoCoordinate(m_map->latitude(), m_map->longitude()));
}
if (syncStatus & QQuickMapboxGL::BearingNeedsSync) {
m_map->setBearing(quickMap->m_bearing);
}
if (syncStatus & QQuickMapboxGL::PitchNeedsSync) {
m_map->setPitch(quickMap->m_pitch);
}
if (!quickMap->m_styleLoaded) {
return;
}
for (const auto& change : quickMap->m_sourceChanges) {
m_map->addSource(change.value("id").toString(), change);
}
quickMap->m_sourceChanges.clear();
for (const auto& change : quickMap->m_layerChanges) {
m_map->addLayer(change);
}
quickMap->m_layerChanges.clear();
for (const auto& change : quickMap->m_filterChanges) {
m_map->setFilter(change.value("layer").toString(), change.value("filter"));
}
quickMap->m_filterChanges.clear();
for (const auto& change : quickMap->m_imageChanges) {
m_map->addImage(change.name, change.sprite);
}
quickMap->m_imageChanges.clear();
for (const auto& change : quickMap->m_stylePropertyChanges) {
if (change.type == QQuickMapboxGL::StyleProperty::Paint) {
m_map->setPaintProperty(change.layer, change.property, change.value, change.klass);
} else {
m_map->setLayoutProperty(change.layer, change.property, change.value);
}
}
quickMap->m_stylePropertyChanges.clear();
}
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