version 0.1

nuts_bolts.h

@@ -0,0 +1,41 @@
+/*
+  motion_control.h - cartesian robot controller.
+  Part of Grbl
+
+  Copyright (c) 2009 Simen Svale Skogsrud
+
+  Grbl is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  Grbl 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 General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with Grbl.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef nuts_bolts_h
+#define nuts_bolts_h
+
+#include <string.h>
+
+#define max(a,b) (((a) > (b)) ? (a) : (b))
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+
+#define false 0
+#define true 1
+
+// Decide the sign of a value
+#define sign(a) (a>0 ? 1 : ((a<0) ? -1 : 0))
+
+#define clear_vector(a) memset(a, 0, sizeof(a))
+
+#define X_AXIS 0
+#define Y_AXIS 1
+#define Z_AXIS 2
+
+#endif