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authorsanine <sanine.not@pm.me>2022-10-01 20:59:36 -0500
committersanine <sanine.not@pm.me>2022-10-01 20:59:36 -0500
commitc5fc66ee58f2c60f2d226868bb1cf5b91badaf53 (patch)
tree277dd280daf10bf77013236b8edfa5f88708c7e0 /libs/ode-0.16.1/ode/src/array.cpp
parent1cf9cc3408af7008451f9133fb95af66a9697d15 (diff)
add ode
Diffstat (limited to 'libs/ode-0.16.1/ode/src/array.cpp')
-rw-r--r--libs/ode-0.16.1/ode/src/array.cpp81
1 files changed, 81 insertions, 0 deletions
diff --git a/libs/ode-0.16.1/ode/src/array.cpp b/libs/ode-0.16.1/ode/src/array.cpp
new file mode 100644
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+++ b/libs/ode-0.16.1/ode/src/array.cpp
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+/*************************************************************************
+ * *
+ * Open Dynamics Engine, Copyright (C) 2001,2002 Russell L. Smith. *
+ * All rights reserved. Email: russ@q12.org Web: www.q12.org *
+ * *
+ * This library is free software; you can redistribute it and/or *
+ * modify it under the terms of EITHER: *
+ * (1) 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. The text of the GNU Lesser *
+ * General Public License is included with this library in the *
+ * file LICENSE.TXT. *
+ * (2) The BSD-style license that is included with this library in *
+ * the file LICENSE-BSD.TXT. *
+ * *
+ * 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 files *
+ * LICENSE.TXT and LICENSE-BSD.TXT for more details. *
+ * *
+ *************************************************************************/
+
+#include <ode/odeconfig.h>
+#include <ode/memory.h>
+#include <ode/error.h>
+#include "config.h"
+#include "array.h"
+
+
+static inline int roundUpToPowerOfTwo (int x)
+{
+ int i = 1;
+ while (i < x) i <<= 1;
+ return i;
+}
+
+
+void dArrayBase::_freeAll (int sizeofT)
+{
+ if (_data) {
+ if (_data == this+1) return; // if constructLocalArray() was called
+ dFree (_data,_anum * sizeofT);
+ }
+}
+
+
+void dArrayBase::_setSize (int newsize, int sizeofT)
+{
+ if (newsize < 0) return;
+ if (newsize > _anum) {
+ if (_data == this+1) {
+ // this is a no-no, because constructLocalArray() was called
+ dDebug (0,"setSize() out of space in LOCAL array");
+ }
+ int newanum = roundUpToPowerOfTwo (newsize);
+ if (_data) _data = dRealloc (_data, _anum*sizeofT, newanum*sizeofT);
+ else _data = dAlloc (newanum*sizeofT);
+ _anum = newanum;
+ }
+ _size = newsize;
+}
+
+
+void * dArrayBase::operator new (size_t size)
+{
+ return dAlloc (size);
+}
+
+
+void dArrayBase::operator delete (void *ptr, size_t size)
+{
+ dFree (ptr,size);
+}
+
+
+void dArrayBase::constructLocalArray (int __anum)
+{
+ _size = 0;
+ _anum = __anum;
+ _data = this+1;
+}