summaryrefslogtreecommitdiffstats
path: root/libdimension
diff options
context:
space:
mode:
authorTavian Barnes <tavianator@tavianator.com>2014-05-22 18:15:50 -0400
committerTavian Barnes <tavianator@tavianator.com>2014-05-22 18:15:50 -0400
commit95acde693f9d217b9a035585cd9087042503727e (patch)
tree6d34b8c99a2c41a719650932f6ae176e5d1df79b /libdimension
parent4a5ba266d41428158bf1b65d2976c11126174996 (diff)
downloaddimension-95acde693f9d217b9a035585cd9087042503727e.tar.xz
bench: Add a triangle intersection benchmark.
Diffstat (limited to 'libdimension')
-rw-r--r--libdimension/bench/Makefile.am7
-rw-r--r--libdimension/bench/triangle.c65
2 files changed, 70 insertions, 2 deletions
diff --git a/libdimension/bench/Makefile.am b/libdimension/bench/Makefile.am
index 934657c..51e2f30 100644
--- a/libdimension/bench/Makefile.am
+++ b/libdimension/bench/Makefile.am
@@ -1,5 +1,5 @@
###########################################################################
-## Copyright (C) 2009-2013 Tavian Barnes <tavianator@tavianator.com> ##
+## Copyright (C) 2009-2014 Tavian Barnes <tavianator@tavianator.com> ##
## ##
## This file is part of The Dimension Build Suite. ##
## ##
@@ -21,7 +21,8 @@ EXTRA_PROGRAMS = array.bench \
geometry.bench \
polynomial.bench \
future.bench \
- prtree.bench
+ prtree.bench \
+ triangle.bench
AM_CFLAGS = $(libsandglass_CFLAGS) -fno-inline -I$(top_srcdir)/libdimension
AM_LDFLAGS = $(libsandglass_LIBS) $(top_builddir)/libdimension/libdimension.la
@@ -32,6 +33,7 @@ polynomial_bench_SOURCES = polynomial.c
future_bench_SOURCES = future.c
prtree_bench_SOURCES = prtree.c
prtree_bench_CFLAGS = $(AM_CFLAGS) -finline
+triangle_bench_SOURCES = triangle.c
bench: $(EXTRA_PROGRAMS)
./array.bench
@@ -39,6 +41,7 @@ bench: $(EXTRA_PROGRAMS)
./polynomial.bench
./future.bench
./prtree.bench
+ ./triangle.bench
clean-local:
rm -f *.bench
diff --git a/libdimension/bench/triangle.c b/libdimension/bench/triangle.c
new file mode 100644
index 0000000..18944e8
--- /dev/null
+++ b/libdimension/bench/triangle.c
@@ -0,0 +1,65 @@
+/*************************************************************************
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This file is part of The Dimension Benchmark Suite. *
+ * *
+ * The Dimension Benchmark Suite 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. *
+ * *
+ * The Dimension Benchmark Suite 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 this program. If not, see <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#include "dimension.h"
+#include <sandglass.h>
+#include <stdlib.h>
+
+int
+main(void)
+{
+ sandglass_t sandglass;
+ if (sandglass_init_monotonic(&sandglass, SANDGLASS_CPUTIME) != 0) {
+ perror("sandglass_create()");
+ return EXIT_FAILURE;
+ }
+
+ dmnsn_object *triangle = dmnsn_new_flat_triangle(
+ dmnsn_new_vector(1.0, 0.0, 0.0),
+ dmnsn_new_vector(2.0, 2.0, 1.0),
+ dmnsn_new_vector(3.0, 0.0, 2.0)
+ );
+ triangle->texture = dmnsn_new_texture();
+ triangle->texture->pigment = dmnsn_new_pigment();
+ dmnsn_object_initialize(triangle);
+
+ dmnsn_intersection intersection;
+ dmnsn_line line;
+ bool intersected;
+
+ /* Intersecting case */
+ line = dmnsn_new_line(dmnsn_new_vector(2.0, 1.0, -1.0), dmnsn_z);
+ sandglass_bench_fine(&sandglass, {
+ intersected = dmnsn_object_intersection(triangle, line, &intersection);
+ });
+ dmnsn_assert(intersected, "Didn't intersect");
+ printf("dmnsn_triangle_intersection(true): %ld\n", sandglass.grains);
+
+ /* Intersecting case */
+ line = dmnsn_new_line(dmnsn_new_vector(3.0, 3.0, -1.0), dmnsn_z);
+ sandglass_bench_fine(&sandglass, {
+ intersected = dmnsn_object_intersection(triangle, line, &intersection);
+ });
+ dmnsn_assert(!intersected, "Intersected");
+ printf("dmnsn_triangle_intersection(false): %ld\n", sandglass.grains);
+
+ dmnsn_delete_object(triangle);
+
+ return EXIT_SUCCESS;
+}