GCC Code Coverage Report

Directory: ./
File: openvdb/openvdb/unittest/TestLeafBool.cc
Date: 2022-07-25 17:40:05
Exec Total Coverage
Lines: 276 276 100.0%
Functions: 18 18 100.0%
Branches: 209 1938 10.8%
Line Branch Exec Source
1 // Copyright Contributors to the OpenVDB Project
2 // SPDX-License-Identifier: MPL-2.0
3
4 #include <openvdb/openvdb.h>
5 #include <openvdb/Types.h>
6 #include <openvdb/tools/Filter.h>
7 #include <openvdb/util/logging.h>
8 #include "util.h" // for unittest_util::makeSphere()
9 #include <gtest/gtest.h>
10 #include <set>
11
12
13 15 class TestLeafBool: public ::testing::Test
14 {
15 public:
16 15 void SetUp() override { openvdb::initialize(); }
17 15 void TearDown() override { openvdb::uninitialize(); }
18 };
19
20
21 typedef openvdb::tree::LeafNode<bool, 3> LeafType;
22
23
24 ////////////////////////////////////////
25
26
27
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 2 TEST_F(TestLeafBool, testGetValue)
28 {
29 {
30 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/false);
31
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 513 for (openvdb::Index n = 0; n < leaf.numValues(); ++n) {
32
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 512 EXPECT_EQ(false, leaf.getValue(leaf.offsetToLocalCoord(n)));
33 }
34 }
35 {
36 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/true);
37
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 513 for (openvdb::Index n = 0; n < leaf.numValues(); ++n) {
38
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 512 EXPECT_EQ(true, leaf.getValue(leaf.offsetToLocalCoord(n)));
39 }
40 }
41 {// test Buffer::data()
42 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/false);
43 leaf.fill(true);
44 LeafType::Buffer::WordType* w = leaf.buffer().data();
45
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 9 for (openvdb::Index n = 0; n < LeafType::Buffer::WORD_COUNT; ++n) {
46
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 8 EXPECT_EQ(~LeafType::Buffer::WordType(0), w[n]);
47 }
48 }
49 {// test const Buffer::data()
50 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/false);
51 leaf.fill(true);
52 const LeafType& cleaf = leaf;
53 const LeafType::Buffer::WordType* w = cleaf.buffer().data();
54
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 9 for (openvdb::Index n = 0; n < LeafType::Buffer::WORD_COUNT; ++n) {
55
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 8 EXPECT_EQ(~LeafType::Buffer::WordType(0), w[n]);
56 }
57 }
58 1 }
59
60
61
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 2 TEST_F(TestLeafBool, testSetValue)
62 {
63 1 LeafType leaf(openvdb::Coord(0, 0, 0), false);
64
65 openvdb::Coord xyz(0, 0, 0);
66
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 1 EXPECT_TRUE(!leaf.isValueOn(xyz));
67 1 leaf.setValueOn(xyz);
68
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 1 EXPECT_TRUE(leaf.isValueOn(xyz));
69
70 xyz.reset(7, 7, 7);
71
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 1 EXPECT_TRUE(!leaf.isValueOn(xyz));
72 1 leaf.setValueOn(xyz);
73
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 1 EXPECT_TRUE(leaf.isValueOn(xyz));
74 1 leaf.setValueOn(xyz, /*value=*/true); // value argument should be ignored
75
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 1 EXPECT_TRUE(leaf.isValueOn(xyz));
76 1 leaf.setValueOn(xyz, /*value=*/false); // value argument should be ignored
77
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 1 EXPECT_TRUE(leaf.isValueOn(xyz));
78
79 1 leaf.setValueOff(xyz);
80
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 1 EXPECT_TRUE(!leaf.isValueOn(xyz));
81
82 xyz.reset(2, 3, 6);
83 1 leaf.setValueOn(xyz);
84
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 1 EXPECT_TRUE(leaf.isValueOn(xyz));
85
86 1 leaf.setValueOff(xyz);
87
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 1 EXPECT_TRUE(!leaf.isValueOn(xyz));
88 1 }
89
90
91
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 2 TEST_F(TestLeafBool, testProbeValue)
92 {
93 1 LeafType leaf(openvdb::Coord(0, 0, 0));
94 1 leaf.setValueOn(openvdb::Coord(1, 6, 5));
95
96 bool val;
97
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 1 EXPECT_TRUE(leaf.probeValue(openvdb::Coord(1, 6, 5), val));
98
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 1 EXPECT_TRUE(!leaf.probeValue(openvdb::Coord(1, 6, 4), val));
99 1 }
100
101
102
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 2 TEST_F(TestLeafBool, testIterators)
103 {
104 1 LeafType leaf(openvdb::Coord(0, 0, 0));
105 1 leaf.setValueOn(openvdb::Coord(1, 2, 3));
106 1 leaf.setValueOn(openvdb::Coord(5, 2, 3));
107 openvdb::Coord sum;
108
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 3 for (LeafType::ValueOnIter iter = leaf.beginValueOn(); iter; ++iter) {
109 2 sum += iter.getCoord();
110 }
111
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 1 EXPECT_EQ(openvdb::Coord(1 + 5, 2 + 2, 3 + 3), sum);
112
113 1 openvdb::Index count = 0;
114
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 1021 for (LeafType::ValueOffIter iter = leaf.beginValueOff(); iter; ++iter, ++count);
115
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 1 EXPECT_EQ(leaf.numValues() - 2, count);
116
117 1 count = 0;
118
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 1026 for (LeafType::ValueAllIter iter = leaf.beginValueAll(); iter; ++iter, ++count);
119
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 1 EXPECT_EQ(leaf.numValues(), count);
120
121 1 count = 0;
122
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 2 for (LeafType::ChildOnIter iter = leaf.beginChildOn(); iter; ++iter, ++count);
123
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 1 EXPECT_EQ(openvdb::Index(0), count);
124
125 1 count = 0;
126
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 2 for (LeafType::ChildOffIter iter = leaf.beginChildOff(); iter; ++iter, ++count);
127
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 1 EXPECT_EQ(openvdb::Index(0), count);
128
129 1 count = 0;
130
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 1026 for (LeafType::ChildAllIter iter = leaf.beginChildAll(); iter; ++iter, ++count);
131
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 1 EXPECT_EQ(leaf.numValues(), count);
132 1 }
133
134
135
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 2 TEST_F(TestLeafBool, testIteratorGetCoord)
136 {
137 using namespace openvdb;
138
139 1 LeafType leaf(openvdb::Coord(8, 8, 0));
140
141
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 1 EXPECT_EQ(Coord(8, 8, 0), leaf.origin());
142
143 1 leaf.setValueOn(Coord(1, 2, 3), -3);
144 1 leaf.setValueOn(Coord(5, 2, 3), 4);
145
146 LeafType::ValueOnIter iter = leaf.beginValueOn();
147 1 Coord xyz = iter.getCoord();
148
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 1 EXPECT_EQ(Coord(9, 10, 3), xyz);
149
150 ++iter;
151 1 xyz = iter.getCoord();
152
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 1 EXPECT_EQ(Coord(13, 10, 3), xyz);
153 1 }
154
155
156
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 2 TEST_F(TestLeafBool, testEquivalence)
157 {
158 using openvdb::CoordBBox;
159 using openvdb::Coord;
160 {
161 1 LeafType leaf(Coord(0, 0, 0), false); // false and inactive
162
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 1 LeafType leaf2(Coord(0, 0, 0), true); // true and inactive
163
164
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 1 EXPECT_TRUE(leaf != leaf2);
165
166 1 leaf.fill(CoordBBox(Coord(0), Coord(LeafType::DIM - 1)), true, /*active=*/false);
167
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 1 EXPECT_TRUE(leaf == leaf2); // true and inactive
168
169 leaf.setValuesOn(); // true and active
170
171
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 1 leaf2.fill(CoordBBox(Coord(0), Coord(LeafType::DIM - 1)), false); // false and active
172
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 1 EXPECT_TRUE(leaf != leaf2);
173
174 leaf.negate(); // false and active
175
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 1 EXPECT_TRUE(leaf == leaf2);
176
177 // Set some values.
178 1 leaf.setValueOn(Coord(0, 0, 0), true);
179 1 leaf.setValueOn(Coord(0, 1, 0), true);
180 1 leaf.setValueOn(Coord(1, 1, 0), true);
181 1 leaf.setValueOn(Coord(1, 1, 2), true);
182
183 1 leaf2.setValueOn(Coord(0, 0, 0), true);
184 1 leaf2.setValueOn(Coord(0, 1, 0), true);
185 1 leaf2.setValueOn(Coord(1, 1, 0), true);
186 1 leaf2.setValueOn(Coord(1, 1, 2), true);
187
188
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 1 EXPECT_TRUE(leaf == leaf2);
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 1 leaf2.setValueOn(Coord(0, 0, 1), true);
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 1 EXPECT_TRUE(leaf != leaf2);
193
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 1 leaf2.setValueOff(Coord(0, 0, 1), false);
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 1 EXPECT_TRUE(leaf != leaf2);
197
198 1 leaf2.setValueOn(Coord(0, 0, 1));
199
200
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 1 EXPECT_TRUE(leaf == leaf2);
201 }
202 {// test LeafNode<bool>::operator==()
203 1 LeafType leaf1(Coord(0 , 0, 0), true); // true and inactive
204 1 LeafType leaf2(Coord(1 , 0, 0), true); // true and inactive
205 1 LeafType leaf3(Coord(LeafType::DIM, 0, 0), true); // true and inactive
206 1 LeafType leaf4(Coord(0 , 0, 0), true, true);//true and active
207
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 1 EXPECT_TRUE(leaf1 == leaf2);
208
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 1 EXPECT_TRUE(leaf1 != leaf3);
209
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 1 EXPECT_TRUE(leaf2 != leaf3);
210
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 1 EXPECT_TRUE(leaf1 != leaf4);
211
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 1 EXPECT_TRUE(leaf2 != leaf4);
212
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 1 EXPECT_TRUE(leaf3 != leaf4);
213 }
214
215 1 }
216
217
218
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 2 TEST_F(TestLeafBool, testGetOrigin)
219 {
220 {
221
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 1 LeafType leaf(openvdb::Coord(1, 0, 0), 1);
222
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 1 EXPECT_EQ(openvdb::Coord(0, 0, 0), leaf.origin());
223 }
224 {
225
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 1 LeafType leaf(openvdb::Coord(0, 0, 0), 1);
226
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 1 EXPECT_EQ(openvdb::Coord(0, 0, 0), leaf.origin());
227 }
228 {
229
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 1 LeafType leaf(openvdb::Coord(8, 0, 0), 1);
230
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 1 EXPECT_EQ(openvdb::Coord(8, 0, 0), leaf.origin());
231 }
232 {
233
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 1 LeafType leaf(openvdb::Coord(8, 1, 0), 1);
234
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 1 EXPECT_EQ(openvdb::Coord(8, 0, 0), leaf.origin());
235 }
236 {
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 1 LeafType leaf(openvdb::Coord(1024, 1, 3), 1);
238
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 1 EXPECT_EQ(openvdb::Coord(128*8, 0, 0), leaf.origin());
239 }
240 {
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 1 LeafType leaf(openvdb::Coord(1023, 1, 3), 1);
242
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 1 EXPECT_EQ(openvdb::Coord(127*8, 0, 0), leaf.origin());
243 }
244 {
245
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 1 LeafType leaf(openvdb::Coord(512, 512, 512), 1);
246
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 1 EXPECT_EQ(openvdb::Coord(512, 512, 512), leaf.origin());
247 }
248 {
249
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 1 LeafType leaf(openvdb::Coord(2, 52, 515), 1);
250
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 1 EXPECT_EQ(openvdb::Coord(0, 48, 512), leaf.origin());
251 }
252 1 }
253
254
255
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 2 TEST_F(TestLeafBool, testNegativeIndexing)
256 {
257 using namespace openvdb;
258
259 1 LeafType leaf(openvdb::Coord(-9, -2, -8));
260
261
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 1 EXPECT_EQ(Coord(-16, -8, -8), leaf.origin());
262
263 1 leaf.setValueOn(Coord(1, 2, 3));
264 1 leaf.setValueOn(Coord(5, 2, 3));
265
266
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 1 EXPECT_TRUE(leaf.isValueOn(Coord(1, 2, 3)));
267
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 1 EXPECT_TRUE(leaf.isValueOn(Coord(5, 2, 3)));
268
269 LeafType::ValueOnIter iter = leaf.beginValueOn();
270 1 Coord xyz = iter.getCoord();
271
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272
273 ++iter;
274 1 xyz = iter.getCoord();
275
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276 1 }
277
278
279
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 2 TEST_F(TestLeafBool, testIO)
280 {
281 1 LeafType leaf(openvdb::Coord(1, 3, 5));
282 1 const openvdb::Coord origin = leaf.origin();
283
284 1 leaf.setValueOn(openvdb::Coord(0, 1, 0));
285 1 leaf.setValueOn(openvdb::Coord(1, 0, 0));
286
287 2 std::ostringstream ostr(std::ios_base::binary);
288
289
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290
291 1 leaf.setValueOff(openvdb::Coord(0, 1, 0));
292
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 1 leaf.setValueOn(openvdb::Coord(0, 1, 1));
293
294
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 2 std::istringstream istr(ostr.str(), std::ios_base::binary);
295 // Since the input stream doesn't include a VDB header with file format version info,
296 // tag the input stream explicitly with the current version number.
297
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 1 openvdb::io::setCurrentVersion(istr);
298
299
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300
301
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 1 EXPECT_EQ(origin, leaf.origin());
302
303
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304
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 1 EXPECT_TRUE(leaf.isValueOn(openvdb::Coord(1, 0, 0)));
305
306
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 1 EXPECT_TRUE(leaf.onVoxelCount() == 2);
307 1 }
308
309
310
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 1 TEST_F(TestLeafBool, testTopologyCopy)
311 {
312 using openvdb::Coord;
313
314 // LeafNode<float, Log2Dim> having the same Log2Dim as LeafType
315 typedef LeafType::ValueConverter<float>::Type FloatLeafType;
316
317 1 FloatLeafType fleaf(Coord(10, 20, 30), /*background=*/-1.0);
318 std::set<Coord> coords;
319
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 53 for (openvdb::Index n = 0; n < fleaf.numValues(); n += 10) {
320 52 Coord xyz = fleaf.offsetToGlobalCoord(n);
321
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 52 fleaf.setValueOn(xyz, float(n));
322 coords.insert(xyz);
323 }
324
325 LeafType leaf(fleaf, openvdb::TopologyCopy());
326
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 1 EXPECT_EQ(fleaf.onVoxelCount(), leaf.onVoxelCount());
327
328
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 1 EXPECT_TRUE(leaf.hasSameTopology(&fleaf));
329
330
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 53 for (LeafType::ValueOnIter iter = leaf.beginValueOn(); iter; ++iter) {
331
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 104 coords.erase(iter.getCoord());
332 }
333
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 1 EXPECT_TRUE(coords.empty());
334 1 }
335
336
337
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 2 TEST_F(TestLeafBool, testMerge)
338 {
339 1 LeafType leaf(openvdb::Coord(0, 0, 0));
340
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 53 for (openvdb::Index n = 0; n < leaf.numValues(); n += 10) {
341 52 leaf.setValueOn(n);
342 }
343
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 1 EXPECT_TRUE(!leaf.isValueMaskOn());
344
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345 1 bool val = false, active = false;
346
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 1 EXPECT_TRUE(!leaf.isConstant(val, active));
347
348 LeafType leaf2(leaf);
349 leaf2.getValueMask().toggle();
350
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 1 EXPECT_TRUE(!leaf2.isValueMaskOn());
351
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352 1 val = active = false;
353
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 1 EXPECT_TRUE(!leaf2.isConstant(val, active));
354
355 1 leaf.merge<openvdb::MERGE_ACTIVE_STATES>(leaf2);
356
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 1 EXPECT_TRUE(leaf.isValueMaskOn());
357
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358 1 val = active = false;
359
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 1 EXPECT_TRUE(leaf.isConstant(val, active));
360
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361 1 }
362
363
364
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 2 TEST_F(TestLeafBool, testCombine)
365 {
366 struct Local {
367 512 static void op(openvdb::CombineArgs<bool>& args) {
368 args.setResult(false); // result should be ignored
369 512 args.setResultIsActive(args.aIsActive() ^ args.bIsActive());
370 512 }
371 };
372
373 1 LeafType leaf(openvdb::Coord(0, 0, 0));
374
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 53 for (openvdb::Index n = 0; n < leaf.numValues(); n += 10) {
375 52 leaf.setValueOn(n);
376 }
377
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 1 EXPECT_TRUE(!leaf.isValueMaskOn());
378
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 1 EXPECT_TRUE(!leaf.isValueMaskOff());
379 const LeafType::NodeMaskType savedMask = leaf.getValueMask();
380 OPENVDB_LOG_DEBUG_RUNTIME(leaf.str());
381
382 LeafType leaf2(leaf);
383
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 129 for (openvdb::Index n = 0; n < leaf.numValues(); n += 4) {
384 128 leaf2.setValueOn(n);
385 }
386
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 1 EXPECT_TRUE(!leaf2.isValueMaskOn());
387
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 1 EXPECT_TRUE(!leaf2.isValueMaskOff());
388 OPENVDB_LOG_DEBUG_RUNTIME(leaf2.str());
389
390 1 leaf.combine(leaf2, Local::op);
391 OPENVDB_LOG_DEBUG_RUNTIME(leaf.str());
392
393
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 1 EXPECT_TRUE(leaf.getValueMask() == (savedMask ^ leaf2.getValueMask()));
394 1 }
395
396
397
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 2 TEST_F(TestLeafBool, testBoolTree)
398 {
399 using namespace openvdb;
400
401 #if 0
402 FloatGrid::Ptr inGrid;
403 FloatTree::Ptr inTree;
404 {
405 //io::File vdbFile("/work/rd/fx_tools/vdb_unittest/TestGridCombine::testCsg/large1.vdb2");
406 io::File vdbFile("/hosts/whitestar/usr/pic1/VDB/bunny_0256.vdb2");
407 vdbFile.open();
408 inGrid = gridPtrCast<FloatGrid>(vdbFile.readGrid("LevelSet"));
409 EXPECT_TRUE(inGrid.get() != NULL);
410 inTree = inGrid->treePtr();
411 EXPECT_TRUE(inTree.get() != NULL);
412 }
413 #else
414 FloatGrid::Ptr inGrid = FloatGrid::create();
415
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 1 EXPECT_TRUE(inGrid.get() != NULL);
416 FloatTree& inTree = inGrid->tree();
417
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 2 inGrid->setName("LevelSet");
418
419
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 1 unittest_util::makeSphere<FloatGrid>(/*dim =*/Coord(128),
420 1 /*center=*/Vec3f(0, 0, 0),
421 /*radius=*/5,
422 *inGrid, unittest_util::SPHERE_DENSE);
423 #endif
424
425 const Index64
426
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427
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 1 floatTreeLeafCount = inTree.leafCount(),
428
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 1 floatTreeVoxelCount = inTree.activeVoxelCount();
429
430
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 2 TreeBase::Ptr outTree(new BoolTree(inTree, false, true, TopologyCopy()));
431
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432
433
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 1 BoolGrid::Ptr outGrid = BoolGrid::create(*inGrid); // copy transform and metadata
434
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435
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 2 outGrid->setName("Boolean");
436
437 const Index64
438
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439
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440
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 1 boolTreeVoxelCount = outTree->activeVoxelCount();
441
442 #if 0
443 GridPtrVec grids;
444 grids.push_back(inGrid);
445 grids.push_back(outGrid);
446 io::File vdbFile("bool_tree.vdb2");
447 vdbFile.write(grids);
448 vdbFile.close();
449 #endif
450
451
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 1 EXPECT_EQ(floatTreeLeafCount, boolTreeLeafCount);
452
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 1 EXPECT_EQ(floatTreeVoxelCount, boolTreeVoxelCount);
453
454 //std::cerr << "\nboolTree mem=" << boolTreeMem << " bytes" << std::endl;
455 //std::cerr << "floatTree mem=" << floatTreeMem << " bytes" << std::endl;
456
457 // Considering only voxel buffer memory usage, the BoolTree would be expected
458 // to use (2 mask bits/voxel / ((32 value bits + 1 mask bit)/voxel)) = ~1/16
459 // as much memory as the FloatTree. Considering total memory usage, verify that
460 // the BoolTree is no more than 1/10 the size of the FloatTree.
461
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462 1 }
463
464
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 2 TEST_F(TestLeafBool, testMedian)
465 {
466 using namespace openvdb;
467 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/false);
468 1 bool state = false;
469
470
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 1 EXPECT_EQ(Index(0), leaf.medianOn(state));
471
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 1 EXPECT_TRUE(state == false);
472
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473
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 1 EXPECT_TRUE(state == false);
474
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 1 EXPECT_TRUE(!leaf.medianAll());
475
476 1 leaf.setValue(Coord(0,0,0), true);
477
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 1 EXPECT_EQ(Index(1), leaf.medianOn(state));
478
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479
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480
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481
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 1 EXPECT_TRUE(!leaf.medianAll());
482
483 1 leaf.setValue(Coord(0,0,1), true);
484
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 1 EXPECT_EQ(Index(2), leaf.medianOn(state));
485
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486
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487
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488
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489
490 1 leaf.setValue(Coord(5,0,1), true);
491
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492
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493
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494
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495
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496
497 leaf.fill(false, false);
498
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499
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500
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501
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503
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 257 for (Index i=0; i<leaf.numValues()/2; ++i) {
505 256 leaf.setValueOn(i, true);
506
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507
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510
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511 }
512
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 257 for (Index i=leaf.numValues()/2; i<leaf.numValues(); ++i) {
513 256 leaf.setValueOn(i, true);
514
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515
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517
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 256 EXPECT_TRUE(state == false);
519 }
520 1 }
521
522 // void
523 // TestLeafBool::testFilter()
524 // {
525 // using namespace openvdb;
526
527 // BoolGrid::Ptr grid = BoolGrid::create();
528 // EXPECT_TRUE(grid.get() != NULL);
529 // BoolTree::Ptr tree = grid->treePtr();
530 // EXPECT_TRUE(tree.get() != NULL);
531 // grid->setName("filtered");
532
533 // unittest_util::makeSphere<BoolGrid>(/*dim=*/Coord(32),
534 // /*ctr=*/Vec3f(0, 0, 0),
535 // /*radius=*/10,
536 // *grid, unittest_util::SPHERE_DENSE);
537
538 // BoolTree::Ptr copyOfTree(new BoolTree(*tree));
539 // BoolGrid::Ptr copyOfGrid = BoolGrid::create(copyOfTree);
540 // copyOfGrid->setName("original");
541
542 // tools::Filter<BoolGrid> filter(*grid);
543 // filter.offset(1);
544
545 // #if 0
546 // GridPtrVec grids;
547 // grids.push_back(copyOfGrid);
548 // grids.push_back(grid);
549 // io::File vdbFile("TestLeafBool::testFilter.vdb2");
550 // vdbFile.write(grids);
551 // vdbFile.close();
552 // #endif
553
554 // // Verify that offsetting all active voxels by 1 (true) has no effect,
555 // // since the active voxels were all true to begin with.
556 // EXPECT_TRUE(tree->hasSameTopology(*copyOfTree));
557 // }
558
559 #if OPENVDB_ABI_VERSION_NUMBER >= 9
560
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561 {
562 1 LeafType leaf(openvdb::Coord(0, 0, 0), /*background=*/false);
563
564
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565 leaf.setTransientData(openvdb::Index32(5));
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567 LeafType leaf2(leaf);
568
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569 LeafType leaf3 = leaf;
570
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 1 EXPECT_EQ(openvdb::Index32(5), leaf3.transientData());
571 1 }
572 #endif
573