Minor compile fixes

modules/galaxy/rendering/renderablegalaxy.cpp

@@ -158,7 +158,7 @@ void RenderableGalaxy::initialize() {
     _aspect = static_cast<glm::vec3>(_volumeDimensions);
     _aspect = _aspect / std::max(std::max(_aspect.x, _aspect.y), _aspect.z);
 
-    RawVolumeReader<glm::tvec4<GLfloat>> reader(_volumeFilename, _volumeDimensions);
+    volume::RawVolumeReader<glm::tvec4<GLfloat>> reader(_volumeFilename, _volumeDimensions);
     _volume = reader.read();
     
     _texture = std::make_unique<ghoul::opengl::Texture>(

modules/galaxy/rendering/renderablegalaxy.h

@@ -63,7 +63,7 @@ private:
     std::string _pointsFilename;
 
     std::unique_ptr<GalaxyRaycaster> _raycaster;
-    std::unique_ptr<RawVolume<glm::tvec4<GLfloat>>> _volume;
+    std::unique_ptr<volume::RawVolume<glm::tvec4<GLfloat>>> _volume;
     std::unique_ptr<ghoul::opengl::Texture> _texture;
     glm::mat4 _pointTransform;
     glm::vec3 _aspect;

modules/galaxy/tasks/milkywayconversiontask.cpp

@@ -83,6 +83,8 @@ std::string MilkywayConversionTask::description()
 }
 
 void MilkywayConversionTask::perform(const Task::ProgressCallback& progressCallback) {
+    using namespace openspace::volume;
+
     std::vector<std::string> filenames;
     for (int i = 0; i < _inNSlices; i++) {
         filenames.push_back(_inFilenamePrefix + std::to_string(i + _inFirstIndex) + _inFilenameSuffix);