From 894ba682cdfb60a268dd4f4cb09d74d5cbb590b0 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Thu, 17 Jun 2010 07:26:06 +0000
Subject: Moved kMulDiv together with the rest of the math functions, and
 kPlayVMD together with the rest of the video playing functions

svn-id: r49920
---
 engines/sci/engine/kmath.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'engines/sci/engine/kmath.cpp')

diff --git a/engines/sci/engine/kmath.cpp b/engines/sci/engine/kmath.cpp
index dbf317860f..6d4b9a2a04 100644
--- a/engines/sci/engine/kmath.cpp
+++ b/engines/sci/engine/kmath.cpp
@@ -153,4 +153,22 @@ reg_t kTimesCot(EngineState *s, int argc, reg_t *argv) {
 		return make_reg(0, (int16)(tan(param * PI / 180.0) * scale));
 }
 
+#ifdef ENABLE_SCI32
+
+reg_t kMulDiv(EngineState *s, int argc, reg_t *argv) {
+	int16 multiplicant = argv[0].toSint16();
+	int16 multiplier = argv[1].toSint16();
+	int16 denominator = argv[2].toSint16();
+
+	// Sanity check...
+	if (!denominator) {
+		warning("kMulDiv: attempt to divide by zero (%d * %d / %d", multiplicant, multiplier, denominator);
+		return NULL_REG;
+	}
+
+	return make_reg(0, multiplicant * multiplier / denominator);
+}
+
+#endif
+
 } // End of namespace Sci
-- 
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