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[glfw] Use jumpTo() in the route demo

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Bruno de Oliveira Abinader
2018-11-24 17:31:13 +02:00
parent 20ca1a0418
commit f772a6392d
1 changed files with 7 additions and 7 deletions
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14
platform/glfw/glfw_view.cpp
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@@ -261,18 +261,18 @@ void GLFWView::onKey(GLFWwindow *window, int key, int /*scancode*/, int action,
static double routeDistance = ruler.lineDistance(lineString);
static double routeProgress = 0;
routeProgress += 0.0005;
if (routeProgress > 1.0) routeProgress = 0;
if (routeProgress > 1.0) {
routeProgress = 0.0;
}
double distance = routeProgress * routeDistance;
auto point = ruler.along(lineString, distance);
auto point = ruler.along(lineString, routeProgress * routeDistance);
const mbgl::LatLng center { point.y, point.x };
auto latLng = routeMap->getLatLng();
routeMap->setLatLng({ point.y, point.x });
double bearing = ruler.bearing({ latLng.longitude(), latLng.latitude() }, point);
double easing = bearing - routeMap->getBearing();
easing += easing > 180.0 ? -360.0 : easing < -180 ? 360.0 : 0;
routeMap->setBearing(routeMap->getBearing() + (easing / 20));
routeMap->setPitch(60.0);
routeMap->setZoom(18.0);
bearing = routeMap->getBearing() + (easing / 20);
routeMap->jumpTo(mbgl::CameraOptions().withCenter(center).withZoom(18.0).withAngle(bearing).withPitch(60.0));
};
view->animateRouteCallback(view->map);
} break;