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author | Tavian Barnes <tavianator@gmail.com> | 2010-04-27 21:25:50 -0600 |
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committer | Tavian Barnes <tavianator@gmail.com> | 2010-05-05 22:33:24 -0600 |
commit | 9b04b4e2a1147ed2a30e4f86dd403851036b3b51 (patch) | |
tree | ee0b612746e2a4acaeadf40bbac76fdad939cf6b /bench/libdimension | |
parent | 72a0b0d511822d7521e2d44f6e468f3d1870521e (diff) | |
download | dimension-9b04b4e2a1147ed2a30e4f86dd403851036b3b51.tar.xz |
Replace BVSTs with priority R-trees.
Diffstat (limited to 'bench/libdimension')
-rw-r--r-- | bench/libdimension/Makefile.am | 8 | ||||
-rw-r--r-- | bench/libdimension/prtree.c (renamed from bench/libdimension/bvst.c) | 44 |
2 files changed, 26 insertions, 26 deletions
diff --git a/bench/libdimension/Makefile.am b/bench/libdimension/Makefile.am index cc3d122..a384b56 100644 --- a/bench/libdimension/Makefile.am +++ b/bench/libdimension/Makefile.am @@ -19,18 +19,18 @@ INCLUDES = -I$(top_srcdir)/libdimension -EXTRA_PROGRAMS = bench-array bench-geometry bench-bvst +EXTRA_PROGRAMS = bench-array bench-geometry bench-prtree AM_CFLAGS = $(libsandglass_CFLAGS) -fno-inline AM_LDFLAGS = $(libsandglass_LIBS) $(top_builddir)/libdimension/libdimension.la bench_array_SOURCES = array.c bench_geometry_SOURCES = geometry.c -bench_bvst_SOURCES = bvst.c +bench_prtree_SOURCES = prtree.c -bench: bench-array$(EXEEXT) bench-geometry$(EXEEXT) bench-bvst$(EXEEXT) +bench: bench-array$(EXEEXT) bench-geometry$(EXEEXT) bench-prtree$(EXEEXT) ./bench-array$(EXEEXT) ./bench-geometry$(EXEEXT) - ./bench-bvst$(EXEEXT) + ./bench-prtree$(EXEEXT) .PHONY: bench diff --git a/bench/libdimension/bvst.c b/bench/libdimension/prtree.c index dd61a80..5ee32cf 100644 --- a/bench/libdimension/bvst.c +++ b/bench/libdimension/prtree.c @@ -66,17 +66,17 @@ dmnsn_randomize_bounding_box(dmnsn_object *object) } } -dmnsn_bvst_node * -dmnsn_bvst_deepest_recursive(dmnsn_bvst_node *node, +dmnsn_prtree_node * +dmnsn_prtree_deepest_recursive(dmnsn_prtree_node *node, unsigned int depth, unsigned int *deepest) { - dmnsn_bvst_node *left = NULL, *right = NULL; + dmnsn_prtree_node *left = NULL, *right = NULL; if (node->contains) { - left = dmnsn_bvst_deepest_recursive(node->contains, depth + 1, deepest); + left = dmnsn_prtree_deepest_recursive(node->contains, depth + 1, deepest); } if (node->container) { - right = dmnsn_bvst_deepest_recursive(node->container, + right = dmnsn_prtree_deepest_recursive(node->container, depth + 1, deepest); } @@ -92,18 +92,18 @@ dmnsn_bvst_deepest_recursive(dmnsn_bvst_node *node, } } -dmnsn_bvst_node * -dmnsn_bvst_deepest(dmnsn_bvst *tree) +dmnsn_prtree_node * +dmnsn_prtree_deepest(dmnsn_prtree *tree) { unsigned int deepest = 0; - return dmnsn_bvst_deepest_recursive(tree->root, 0, &deepest); + return dmnsn_prtree_deepest_recursive(tree->root, 0, &deepest); } int main() { - dmnsn_bvst *tree; - dmnsn_bvst_node *node; + dmnsn_prtree *tree; + dmnsn_prtree_node *node; dmnsn_intersection intersection; dmnsn_line ray; const unsigned int nobjects = 128; @@ -118,7 +118,7 @@ main() return EXIT_FAILURE; } - tree = dmnsn_new_bvst(); + tree = dmnsn_new_prtree(); for (i = 0; i < nobjects; ++i) { objects[i] = dmnsn_new_object(); @@ -128,40 +128,40 @@ main() objects[i]->intersection_fn = &dmnsn_fake_intersection_fn; } - /* dmnsn_bvst_insert() */ + /* dmnsn_prtree_insert() */ grains = 0; for (i = 0; i < nobjects; ++i) { sandglass_bench_noprecache(&sandglass, - dmnsn_bvst_insert(tree, objects[i])); + dmnsn_prtree_insert(tree, objects[i])); sandglass.grains += grains; grains = sandglass.grains; } - printf("dmnsn_bvst_insert(): %ld\n", sandglass.grains/nobjects); + printf("dmnsn_prtree_insert(): %ld\n", sandglass.grains/nobjects); - /* dmnsn_bvst_search() */ + /* dmnsn_prtree_search() */ ray.x0 = dmnsn_new_vector(0.0, 0.0, -2.0); ray.n = dmnsn_new_vector(0.0, 0.0, 1.0); (*objects[0]->intersection_fn)(objects[0], ray, &intersection); sandglass_bench_noprecache(&sandglass, { - dmnsn_bvst_search(tree, ray, &intersection); + dmnsn_prtree_search(tree, ray, &intersection); }); - printf("dmnsn_bvst_search(): %ld\n", sandglass.grains); + printf("dmnsn_prtree_search(): %ld\n", sandglass.grains); - /* dmnsn_bvst_splay() */ + /* dmnsn_prtree_splay() */ grains = 0; for (i = 0; i < nobjects; ++i) { - node = dmnsn_bvst_deepest(tree); - sandglass_bench_noprecache(&sandglass, dmnsn_bvst_splay(tree, node)); + node = dmnsn_prtree_deepest(tree); + sandglass_bench_noprecache(&sandglass, dmnsn_prtree_splay(tree, node)); sandglass.grains += grains; grains = sandglass.grains; } - printf("dmnsn_bvst_splay(): %ld\n", sandglass.grains/nobjects); + printf("dmnsn_prtree_splay(): %ld\n", sandglass.grains/nobjects); /* Cleanup */ - dmnsn_delete_bvst(tree); + dmnsn_delete_prtree(tree); for (i = 0; i < nobjects; ++i) { dmnsn_delete_object(objects[i]); } |