Minor corrections

Signed-off-by: falkTX <falktx@falktx.com>

dgl/src/Window.cpp

@@ -718,7 +718,6 @@ struct Window::PrivateData {
     void setAutoScaling(const double scaling) noexcept
     {
         DISTRHO_SAFE_ASSERT_RETURN(scaling > 0.0,);
-        d_stdout("setAutoScaling called with %f", scaling);
 
         fAutoScaling = scaling;
     }

distrho/DistrhoUI.hpp

@@ -141,7 +141,7 @@ public:
    /**
       Get the scale factor that will be used for the next UI.
       @note: This function is only valid during createUI(),
-             it will return null when called from anywhere else.
+             it will return 1.0 when called from anywhere else.
     */
     static double getNextScaleFactor() noexcept;
 

distrho/src/DistrhoUILV2.cpp

@@ -441,7 +441,7 @@ static LV2UI_Handle lv2ui_instantiate(const LV2UI_Descriptor*, const char* uri,
     {
         const LV2_URID uridAtomFloat(uridMap->map(uridMap->handle, LV2_ATOM__Float));
         const LV2_URID uridSampleRate(uridMap->map(uridMap->handle, LV2_PARAMETERS__sampleRate));
-        const LV2_URID uridScaleFactor(uridMap->map(uridMap->handle, "urn:carla:scale"));
+        const LV2_URID uridScaleFactor(uridMap->map(uridMap->handle, LV2_UI__scaleFactor));
 
         for (int i=0; options[i].key != 0; ++i)
         {

distrho/src/lv2/ui.h

@@ -52,6 +52,7 @@
 #define LV2_UI__portNotification LV2_UI_PREFIX "portNotification"
 #define LV2_UI__portSubscribe    LV2_UI_PREFIX "portSubscribe"
 #define LV2_UI__resize           LV2_UI_PREFIX "resize"
+#define LV2_UI__scaleFactor      LV2_UI_PREFIX "scaleFactor"
 #define LV2_UI__showInterface    LV2_UI_PREFIX "showInterface"
 #define LV2_UI__touch            LV2_UI_PREFIX "touch"
 #define LV2_UI__ui               LV2_UI_PREFIX "ui"