Add a timer API to libdimension.

2 files changed, 38 insertions, 0 deletions

diff --git a/libdimension/dimension/scene.h b/libdimension/dimension/scene.h
index 7c53991..7e52859 100644
--- a/libdimension/dimension/scene.h
+++ b/libdimension/dimension/scene.h
@@ -64,6 +64,10 @@ typedef struct {
 
   /* Number of parallel threads */
   unsigned int nthreads;
+
+  /* Timers */
+  dmnsn_timer *bounding_timer;
+  dmnsn_timer *render_timer;
 } dmnsn_scene;
 
 /* Create a scene */
diff --git a/libdimension/dimension/timer.h b/libdimension/dimension/timer.h
new file mode 100644
index 0000000..113cb5f
--- /dev/null
+++ b/libdimension/dimension/timer.h
@@ -0,0 +1,34 @@
+/*************************************************************************
+ * Copyright (C) 2010 Tavian Barnes <tavianator@gmail.com>               *
+ *                                                                       *
+ * This file is part of The Dimension Library.                           *
+ *                                                                       *
+ * The Dimension 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 3 of the *
+ * License, or (at your option) any later version.                       *
+ *                                                                       *
+ * The Dimension 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 program.  If not, see                         *
+ * <http://www.gnu.org/licenses/>.                                       *
+ *************************************************************************/
+
+/*
+ * A platform-agnostic timer abstraction
+ */
+
+typedef struct dmnsn_timer {
+  double real, user, system;
+} dmnsn_timer;
+
+#define DMNSN_TIMER_FORMAT "%.2fs (user: %.2fs; system: %.2fs)"
+#define DMNSN_TIMER_PRINTF(t) (t)->real, (t)->user, (t)->system
+
+dmnsn_timer *dmnsn_new_timer();
+void dmnsn_complete_timer(dmnsn_timer *timer);
+void dmnsn_delete_timer(dmnsn_timer *timer);