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authorMax Horn2007-12-09 14:43:31 +0000
committerMax Horn2007-12-09 14:43:31 +0000
commitb1a8b8a76be67d126172c1f29a0d1c74222cf694 (patch)
tree9a16e907d93b8d8d7814e38c57475434b72c9cf4 /graphics/primitives.cpp
parenta94fada0ae13b04d54684d470d5b86ab68a2df55 (diff)
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Fix for bug #1845876: MACOSX 10.2.8: sqrtf undefined
svn-id: r29791
Diffstat (limited to 'graphics/primitives.cpp')
-rw-r--r--graphics/primitives.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/graphics/primitives.cpp b/graphics/primitives.cpp
index 85a0383ea9..077af1c3a6 100644
--- a/graphics/primitives.cpp
+++ b/graphics/primitives.cpp
@@ -26,6 +26,13 @@
namespace Graphics {
+#ifdef MACOSX
+// Older versions of Mac OS X didn't supply a sqrtf function. To ensure
+// binary compatibiity, we force using pow instead of sqrtf (the only
+// potential drawback is that it might be a little bit slower).
+#define sqrtf sqrt
+#endif
+
void drawLine(int x0, int y0, int x1, int y1, int color, void (*plotProc)(int, int, int, void *), void *data) {
// Bresenham's line algorithm, as described by Wikipedia
const bool steep = ABS(y1 - y0) > ABS(x1 - x0);