From e241843bec22600ab4ef98e7a085e82aac73fc93 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Sun, 15 Feb 2009 11:39:07 +0000
Subject: - Remove some unneeded files - Mass rename .c to .cpp

svn-id: r38227
---
 engines/sci/sfx/seq/gm.cpp | 185 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 185 insertions(+)
 create mode 100644 engines/sci/sfx/seq/gm.cpp

(limited to 'engines/sci/sfx/seq/gm.cpp')

diff --git a/engines/sci/sfx/seq/gm.cpp b/engines/sci/sfx/seq/gm.cpp
new file mode 100644
index 0000000000..4889e76ea8
--- /dev/null
+++ b/engines/sci/sfx/seq/gm.cpp
@@ -0,0 +1,185 @@
+/***************************************************************************
+  Copyright (C) 2008 Christoph Reichenbach
+
+
+ This program may be modified and copied freely according to the terms of
+ the GNU general public license (GPL), as long as the above copyright
+ notice and the licensing information contained herein are preserved.
+
+ Please refer to www.gnu.org for licensing details.
+
+ This work is provided AS IS, without warranty of any kind, expressed or
+ implied, including but not limited to the warranties of merchantability,
+ noninfringement, and fitness for a specific purpose. The author will not
+ be held liable for any damage caused by this work or derivatives of it.
+
+ By using this source code, you agree to the licensing terms as stated
+ above.
+
+
+ Please contact the maintainer for bug reports or inquiries.
+
+ Current Maintainer:
+
+    Christoph Reichenbach (CR) <creichen@gmail.com>
+
+***************************************************************************/
+
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <stdio.h>
+#ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+#endif
+#include "../sequencer.h"
+#include "../device.h"
+#include "instrument-map.h"
+#include <resource.h>
+
+static midi_writer_t *writer = NULL;
+
+static int
+midi_gm_open(int patch_len, byte *data, int patch2_len, byte *data2, void *device)
+{
+	sfx_instrument_map_t *instrument_map = sfx_instrument_map_load_sci(data, patch_len);
+
+	if (!instrument_map) {
+		fprintf(stderr, "[GM]  No GM instrument map found, trying MT-32 instrument map..\n");
+		instrument_map = sfx_instrument_map_mt32_to_gm(data2, patch2_len);
+	}
+
+	writer = sfx_mapped_writer((midi_writer_t *) device, instrument_map);
+
+	if (!writer)
+		return SFX_ERROR;
+
+	if (writer->reset_timer)
+		writer->reset_timer(writer);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_close(void)
+{
+	return SFX_OK;
+}
+
+static int
+midi_gm_event(byte command, int argc, byte *argv)
+{
+	byte data[4];
+
+	assert (argc < 4);
+	data[0] = command;
+	memcpy(data + 1, argv, argc);
+
+	writer->write(writer, data, argc + 1);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_delay(int ticks)
+{
+	writer->delay(writer, ticks);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_reset_timer(GTimeVal ts)
+{
+	writer->reset_timer(writer);
+
+	return SFX_OK;
+}
+
+#define MIDI_MASTER_VOLUME_LEN 8
+
+static int
+midi_gm_volume(guint8 volume)
+{
+	byte data[MIDI_MASTER_VOLUME_LEN] = {
+		0xf0,
+		0x7f,
+		0x7f,
+		0x04,
+		0x01,
+		volume,
+		volume,
+		0xf7};
+
+	writer->write(writer, data, MIDI_MASTER_VOLUME_LEN);
+	if (writer->flush)
+		writer->flush(writer);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_allstop(void)
+{
+	byte data[3] = { 0xb0,
+			 0x78, /* all sound off */
+			 0 };
+	int i;
+
+	/* All sound off on all channels */
+	for (i = 0; i < 16; i++) {
+		data[0] = 0xb0 | i;
+		writer->write(writer, data, 3);
+	}
+	if (writer->flush)
+		writer->flush(writer);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_reverb(int reverb)
+{
+	byte data[3] = { 0xb0,
+			 91, /* set reverb */
+			 reverb };
+	int i;
+
+	/* Set reverb on all channels */
+	for (i = 0; i < 16; i++)
+		if (i != 9) {
+			data[0] = 0xb0 | i;
+			writer->write(writer, data, 3);
+		}
+	if (writer->flush)
+		writer->flush(writer);
+
+	return SFX_OK;
+}
+
+static int
+midi_gm_set_option(char *x, char *y)
+{
+	return SFX_ERROR;
+}
+
+sfx_sequencer_t sfx_sequencer_gm = {
+	"General MIDI",
+	"0.1",
+	SFX_DEVICE_MIDI,
+	&midi_gm_set_option,
+	&midi_gm_open,
+	&midi_gm_close,
+	&midi_gm_event,
+	&midi_gm_delay,
+	&midi_gm_reset_timer,
+	&midi_gm_allstop,
+	&midi_gm_volume,
+	&midi_gm_reverb,
+	004,	/* patch.004 */
+	001,	/* patch.001 */
+	0x01,	/* playflag */
+	1,	/* do play rhythm */
+	64,	/* max polyphony */
+	0	/* no write-ahead needed inherently */
+};
-- 
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