Moved the softsynth midi drivers into a sound/softsynth; amongst other things, this fixes bug #1083058

svn-id: r16316

1 files changed, 54 insertions, 0 deletions

diff --git a/sound/softsynth/mt32/partialManager.h b/sound/softsynth/mt32/partialManager.h
new file mode 100644
index 0000000000..ee145d4c9f
--- /dev/null
+++ b/sound/softsynth/mt32/partialManager.h
@@ -0,0 +1,54 @@
+/* Copyright (c) 2003-2004 Various contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef MT32EMU_PARTIALMANAGER_H
+#define MT32EMU_PARTIALMANAGER_H
+
+namespace MT32Emu {
+
+class Synth;
+
+class PartialManager {
+private:
+	Synth *synth; // Only used for sending debug output
+
+	Partial *partialTable[MT32EMU_MAX_PARTIALS];
+	Bit32s partialReserveTable[MT32EMU_MAX_PARTIALS];
+	Bit32s partialPart[9]; // The count of partials played per part
+
+public:
+	PartialManager(Synth *synth);
+	~PartialManager();
+	Partial *allocPartial(int partNum);
+	unsigned int getFreePartialCount(void);
+	bool freePartials(unsigned int needed, int partNum);
+	unsigned int setReserve(Bit8u *rset);
+	void deactivateAll();
+	void ageAll();
+	bool produceOutput(int i, Bit16s *buffer, Bit32u bufferLength);
+	bool shouldReverb(int i);
+	void clearAlreadyOutputed();
+	void getPerPartPartialUsage(int usage[9]);
+};
+
+}
+
+#endif