From 347c4a98475d1dba8030efe33aa0b35856c4d17f Mon Sep 17 00:00:00 2001
From: runge <runge>
Date: Sat, 13 May 2006 14:10:57 +0000
Subject:  fix some build issues WRT ultravnc code.

---
 libvncserver/scale.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'libvncserver/scale.c')

diff --git a/libvncserver/scale.c b/libvncserver/scale.c
index 44d1d11..63d232e 100644
--- a/libvncserver/scale.c
+++ b/libvncserver/scale.c
@@ -66,7 +66,10 @@
 #endif
 
 /****************************/
-#include <math.h>
+#define CEIL(x)  ( (double) ((int) (x)) == (x) ? \
+        (double) ((int) (x)) : (double) ((int) (x) + 1) )
+#define FLOOR(x) ( (double) ((int) (x)) )
+
 
 int ScaleX(rfbScreenInfoPtr from, rfbScreenInfoPtr to, int x)
 {
@@ -105,12 +108,12 @@ void rfbScaledCorrection(rfbScreenInfoPtr from, rfbScreenInfoPtr to, int *x, int
 
 
     /*cast from double to int is same as "*x = floor(x1);" */
-    x2 = floor(x1);
-    y2 = floor(y1);
+    x2 = FLOOR(x1);
+    y2 = FLOOR(y1);
 
     /* include into W and H the jitter of scaling X and Y */
-    w2 = ceil(w1 + ( x1 - x2 ));
-    h2 = ceil(h1 + ( y1 - y2 ));
+    w2 = CEIL(w1 + ( x1 - x2 ));
+    h2 = CEIL(h1 + ( y1 - y2 ));
 
     /*
      * rfbLog("%s (%dXx%dY-%dWx%dH  ->  %fXx%fY-%fWx%fH) {%dWx%dH -> %dWx%dH}\n",
-- 
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