Fixed compilation under MSVC by implementing roundf()

svn-id: r39799

1 files changed, 3 insertions, 1 deletions

diff --git a/engines/sci/engine/kpathing.cpp b/engines/sci/engine/kpathing.cpp
index 51cb611b1b..420946eee2 100644
--- a/engines/sci/engine/kpathing.cpp
+++ b/engines/sci/engine/kpathing.cpp
@@ -77,13 +77,15 @@ enum {
 	PF_FATAL = -2
 };	
 
+#define scummvm_roundf(a) ((fmod(a,1)<0.5) ? floor(a) : ceil(a))
+
 // Floating point struct
 struct FloatPoint {
 	FloatPoint() : x(0), y(0) {}
 	FloatPoint(float x_, float y_) : x(x_), y(y_) {}
 
 	Common::Point toPoint() {
-		return Common::Point((int16)roundf(x), (int16)roundf(y));
+		return Common::Point((int16)scummvm_roundf(x), (int16)scummvm_roundf(y));
 	}
 
 	float x, y;