glm::mat4x4 FlyingCamera::getCameraMatrix(){
glm::vec3 translateVec(-q.getValue(xpos),-q.getValue(ypos),-q.getValue(zpos));
return orientation.getMatrix()*glm::translate(glm::mat4x4(1.0f),translateVec);
}
optional<GeometryCollection> FeatureIndex::translateQueryGeometry(
const GeometryCollection& queryGeometry,
const std::array<float, 2>& translate,
const style::TranslateAnchorType anchorType,
const float bearing,
const float pixelsToTileUnits) {
if (translate[0] == 0 && translate[1] == 0) {
return {};
}
GeometryCoordinate translateVec(translate[0] * pixelsToTileUnits, translate[1] * pixelsToTileUnits);
if (anchorType == style::TranslateAnchorType::Viewport) {
translateVec = util::rotate(translateVec, -bearing);
}
GeometryCollection translated;
for (const auto& ring : queryGeometry) {
translated.emplace_back();
auto& translatedRing = translated.back();
for (const auto& p : ring) {
translatedRing.push_back(p - translateVec);
}
}
return translated;
}
