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Diffstat (limited to 'extern/draco/dracoenc/src/draco/attributes/point_attribute_test.cc')
| -rw-r--r-- | extern/draco/dracoenc/src/draco/attributes/point_attribute_test.cc | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/extern/draco/dracoenc/src/draco/attributes/point_attribute_test.cc b/extern/draco/dracoenc/src/draco/attributes/point_attribute_test.cc new file mode 100644 index 00000000000..183003abea4 --- /dev/null +++ b/extern/draco/dracoenc/src/draco/attributes/point_attribute_test.cc @@ -0,0 +1,129 @@ +// Copyright 2017 The Draco Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +#include "draco/attributes/point_attribute.h" + +#include "draco/core/draco_test_base.h" + +namespace { + +class PointAttributeTest : public ::testing::Test { + protected: + PointAttributeTest() {} +}; + +TEST_F(PointAttributeTest, TestCopy) { + // This test verifies that PointAttribute can copy data from another point + // attribute. + draco::GeometryAttribute pos_att; + pos_att.Init(draco::GeometryAttribute::POSITION, nullptr, 1, draco::DT_INT32, + false, 4, 0); + draco::PointAttribute pa(pos_att); + pa.SetIdentityMapping(); + pa.Reset(10); + for (int32_t i = 0; i < 10; ++i) { + pa.SetAttributeValue(draco::AttributeValueIndex(i), &i); + } + + draco::PointAttribute other_pa; + other_pa.CopyFrom(pa); + + draco::PointAttributeHasher hasher; + ASSERT_EQ(hasher(pa), hasher(other_pa)); + + // The hash function does not actually compute the hash from attribute values, + // so ensure the data got copied correctly as well. + for (int32_t i = 0; i < 10; ++i) { + int32_t data; + other_pa.GetValue(draco::AttributeValueIndex(i), &data); + ASSERT_EQ(data, i); + } +} + +TEST_F(PointAttributeTest, TestGetValueFloat) { + draco::GeometryAttribute pos_att; + pos_att.Init(draco::GeometryAttribute::POSITION, nullptr, 3, + draco::DT_FLOAT32, false, 4, 0); + draco::PointAttribute pa(pos_att); + pa.SetIdentityMapping(); + pa.Reset(5); + float points[3]; + for (int32_t i = 0; i < 5; ++i) { + points[0] = i * 3.0; + points[1] = (i * 3.0) + 1.0; + points[2] = (i * 3.0) + 2.0; + pa.SetAttributeValue(draco::AttributeValueIndex(i), &points); + } + + for (int32_t i = 0; i < 5; ++i) { + pa.GetValue(draco::AttributeValueIndex(i), &points); + ASSERT_FLOAT_EQ(points[0], i * 3.0); + ASSERT_FLOAT_EQ(points[1], (i * 3.0) + 1.0); + ASSERT_FLOAT_EQ(points[2], (i * 3.0) + 2.0); + } +} + +TEST_F(PointAttributeTest, TestGetArray) { + draco::GeometryAttribute pos_att; + pos_att.Init(draco::GeometryAttribute::POSITION, nullptr, 3, + draco::DT_FLOAT32, false, 4, 0); + draco::PointAttribute pa(pos_att); + pa.SetIdentityMapping(); + pa.Reset(5); + float points[3]; + for (int32_t i = 0; i < 5; ++i) { + points[0] = i * 3.0; + points[1] = (i * 3.0) + 1.0; + points[2] = (i * 3.0) + 2.0; + pa.SetAttributeValue(draco::AttributeValueIndex(i), &points); + } + + for (int32_t i = 0; i < 5; ++i) { + std::array<float, 3> att_value; + att_value = pa.GetValue<float, 3>(draco::AttributeValueIndex(i)); + ASSERT_FLOAT_EQ(att_value[0], i * 3.0); + ASSERT_FLOAT_EQ(att_value[1], (i * 3.0) + 1.0); + ASSERT_FLOAT_EQ(att_value[2], (i * 3.0) + 2.0); + } + for (int32_t i = 0; i < 5; ++i) { + std::array<float, 3> att_value; + EXPECT_TRUE( + (pa.GetValue<float, 3>(draco::AttributeValueIndex(i), &att_value))); + ASSERT_FLOAT_EQ(att_value[0], i * 3.0); + ASSERT_FLOAT_EQ(att_value[1], (i * 3.0) + 1.0); + ASSERT_FLOAT_EQ(att_value[2], (i * 3.0) + 2.0); + } +} + +TEST_F(PointAttributeTest, TestArrayReadError) { + draco::GeometryAttribute pos_att; + pos_att.Init(draco::GeometryAttribute::POSITION, nullptr, 3, + draco::DT_FLOAT32, false, 4, 0); + draco::PointAttribute pa(pos_att); + pa.SetIdentityMapping(); + pa.Reset(5); + float points[3]; + for (int32_t i = 0; i < 5; ++i) { + points[0] = i * 3.0; + points[1] = (i * 3.0) + 1.0; + points[2] = (i * 3.0) + 2.0; + pa.SetAttributeValue(draco::AttributeValueIndex(i), &points); + } + + std::array<float, 3> att_value; + EXPECT_FALSE( + (pa.GetValue<float, 3>(draco::AttributeValueIndex(5), &att_value))); +} + +} // namespace |