DPF

commit 3bbbef19fe12ef5d68f2810510da1fae6fdd35ff
parent 59895e9f8fcc1b035907eab29926e46827648ffc
Author: falkTX <falktx@gmail.com>
Date:   Tue, 21 Aug 2018 20:45:14 +0200

Fix VST values from host if parameter if integer or boolean

Diffstat:
M
distrho/src/DistrhoPluginVST.cpp
 | 
15
++++++++++++++-

1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/distrho/src/DistrhoPluginVST.cpp b/distrho/src/DistrhoPluginVST.cpp
@@ -906,9 +906,22 @@ public:
         return ranges.getNormalizedValue(fPlugin.getParameterValue(index));
     }
 
-    void vst_setParameter(const int32_t index, const float value)
+    void vst_setParameter(const int32_t index, float value)
     {
+        const uint32_t hints(fPlugin.getParameterHints(index));
         const ParameterRanges& ranges(fPlugin.getParameterRanges(index));
+
+        if (hints & kParameterIsBoolean)
+        {
+            const float midRange = ranges.min + (ranges.max - ranges.min) / 2.0f;
+
+            value = value > midRange ? ranges.max : ranges.min;
+        }
+        else if (hints & kParameterIsInteger)
+        {
+            value = std::round(value);
+        }
+
         const float realValue(ranges.getUnnormalizedValue(value));
         fPlugin.setParameterValue(index, realValue);