From fd3188a6fcb370364a178b4b61841b9916bcc5b2 Mon Sep 17 00:00:00 2001
From: Matthew Hoops
Date: Sun, 23 Jan 2011 05:12:50 +0000
Subject: MOHAWK: Cleanup Riven opcode 12 (now known as stopSound())

svn-id: r55457
---
 engines/mohawk/riven_scripts.cpp | 19 ++++++++++++++-----
 engines/mohawk/riven_scripts.h   |  2 +-
 2 files changed, 15 insertions(+), 6 deletions(-)

(limited to 'engines')

diff --git a/engines/mohawk/riven_scripts.cpp b/engines/mohawk/riven_scripts.cpp
index d79e7479b4..7decf4d2df 100644
--- a/engines/mohawk/riven_scripts.cpp
+++ b/engines/mohawk/riven_scripts.cpp
@@ -107,7 +107,7 @@ void RivenScript::setupOpcodes() {
 		OPCODE(disableHotspot),
 		OPCODE(empty),						// Empty
 		// 0x0C (12 decimal)
-		OPCODE(clearSLST),
+		OPCODE(stopSound),
 		OPCODE(changeCursor),
 		OPCODE(delay),
 		OPCODE(empty),						// Empty
@@ -392,10 +392,19 @@ void RivenScript::disableHotspot(uint16 op, uint16 argc, uint16 *argv) {
 	}
 }
 
-// Command 12: clear slst records (flags)
-void RivenScript::clearSLST(uint16 op, uint16 argc, uint16 *argv) {
-	warning ("STUB: clearSLST: Fade Out = %s, Fade In = %s", ((argv[0] & 1) != 0) ? "Yes" : "No", ((argv[0] & 2) != 0) ? "Yes" : "No");
-	//_vm->_sound->clearAllSLST();
+// Command 12: stop sounds (flags)
+void RivenScript::stopSound(uint16 op, uint16 argc, uint16 *argv) {
+	// The argument is a bitflag for the setting.
+	// bit 0 is normal sound stopping (unused)
+	// bit 1 is ambient sound stopping
+	// Having no flags set means clear all
+
+	// TODO: Enable this once empty SLST entries are properly handled
+	//if (argv[0] & 2 || argv[0] == 0)
+	//	_vm->_sound->stopAllSLST();
+
+	if (argv[0] & 1)
+		warning("Unhandled stopSound() flag");
 }
 
 // Command 13: set mouse cursor (cursor_id)
diff --git a/engines/mohawk/riven_scripts.h b/engines/mohawk/riven_scripts.h
index 072821aa94..89e5ff0836 100644
--- a/engines/mohawk/riven_scripts.h
+++ b/engines/mohawk/riven_scripts.h
@@ -96,7 +96,7 @@ private:
 	DECLARE_OPCODE(mohawkSwitch);
 	DECLARE_OPCODE(enableHotspot);
 	DECLARE_OPCODE(disableHotspot);
-	DECLARE_OPCODE(clearSLST);
+	DECLARE_OPCODE(stopSound);
 	DECLARE_OPCODE(changeCursor);
 	DECLARE_OPCODE(delay);
 	DECLARE_OPCODE(runExternalCommand);
-- 
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