1 files changed, 55 insertions, 0 deletions
diff --git a/apps/OboeTester/app/src/main/cpp/synth/UnitGenerator.h b/apps/OboeTester/app/src/main/cpp/synth/UnitGenerator.h
new file mode 100644
index 00000000..3b5a597c
--- /dev/null
+++ b/apps/OboeTester/app/src/main/cpp/synth/UnitGenerator.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * This code was translated from the JSyn Java code.
+ * JSyn is Copyright 2009 Phil Burk, Mobileer Inc
+ * JSyn is licensed under the Apache License, Version 2.0
+ */
+
+#ifndef SYNTHMARK_UNIT_GENERATOR_H
+#define SYNTHMARK_UNIT_GENERATOR_H
+
+#include <cstdint>
+#include <assert.h>
+#include <math.h>
+#include "SynthTools.h"
+//#include "DifferentiatedParabola.h"
+
+namespace marksynth {
+class UnitGenerator
+{
+public:
+    UnitGenerator() {}
+
+    virtual ~UnitGenerator() = default;
+
+    static void setSampleRate(int32_t sampleRate) {
+        assert(sampleRate > 0);
+        mSampleRate = sampleRate;
+        mSamplePeriod = 1.0f / sampleRate;
+    }
+
+    static int32_t getSampleRate() {
+        return mSampleRate;
+    }
+
+    synth_float_t output[kSynthmarkFramesPerRender];
+
+public:
+    static int32_t mSampleRate;
+    static synth_float_t mSamplePeriod;
+};
+}
+#endif // SYNTHMARK_UNIT_GENERATOR_H