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-rw-r--r--protocol/usb_hid/arduino-1.0.1/cores/arduino/WMath.cpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/protocol/usb_hid/arduino-1.0.1/cores/arduino/WMath.cpp b/protocol/usb_hid/arduino-1.0.1/cores/arduino/WMath.cpp
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index 0000000000..2120c4cc10
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+++ b/protocol/usb_hid/arduino-1.0.1/cores/arduino/WMath.cpp
@@ -0,0 +1,60 @@
+/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+
+/*
+ Part of the Wiring project - http://wiring.org.co
+ Copyright (c) 2004-06 Hernando Barragan
+ Modified 13 August 2006, David A. Mellis for Arduino - http://www.arduino.cc/
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id$
+*/
+
+extern "C" {
+ #include "stdlib.h"
+}
+
+void randomSeed(unsigned int seed)
+{
+ if (seed != 0) {
+ srandom(seed);
+ }
+}
+
+long random(long howbig)
+{
+ if (howbig == 0) {
+ return 0;
+ }
+ return random() % howbig;
+}
+
+long random(long howsmall, long howbig)
+{
+ if (howsmall >= howbig) {
+ return howsmall;
+ }
+ long diff = howbig - howsmall;
+ return random(diff) + howsmall;
+}
+
+long map(long x, long in_min, long in_max, long out_min, long out_max)
+{
+ return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+}
+
+unsigned int makeWord(unsigned int w) { return w; }
+unsigned int makeWord(unsigned char h, unsigned char l) { return (h << 8) | l; } \ No newline at end of file