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diff --git a/extern/draco/dracoenc/src/draco/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_canonicalized_transform_test.cc b/extern/draco/dracoenc/src/draco/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_canonicalized_transform_test.cc
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index 8c8932f77c3..00000000000
--- a/extern/draco/dracoenc/src/draco/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_canonicalized_transform_test.cc
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@@ -1,192 +0,0 @@
-// Copyright 2016 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/compression/attributes/prediction_schemes/prediction_scheme_normal_octahedron_canonicalized_encoding_transform.h"
-#include "draco/core/draco_test_base.h"
-
-namespace {
-
-class PredictionSchemeNormalOctahedronCanonicalizedTransformTest
- : public ::testing::Test {
- protected:
- typedef draco::PredictionSchemeNormalOctahedronCanonicalizedEncodingTransform<
- int32_t>
- Transform;
- typedef Transform::Point2 Point2;
-
- void TestComputeCorrection(const Transform &transform, const int32_t &ox,
- const int32_t &oy, const int32_t &px,
- const int32_t &py, const int32_t &cx,
- const int32_t &cy) {
- const int32_t o[2] = {ox + 7, oy + 7};
- const int32_t p[2] = {px + 7, py + 7};
- int32_t corr[2] = {500, 500};
- transform.ComputeCorrection(o, p, corr);
- ASSERT_EQ(corr[0], (cx + 15) % 15);
- ASSERT_EQ(corr[1], (cy + 15) % 15);
- }
-
- void TestGetRotationCount(const Transform &transform, const Point2 &pred,
- const int32_t &rot_dir) {
- const int32_t rotation_count = transform.GetRotationCount(pred);
- ASSERT_EQ(rot_dir, rotation_count);
- }
-
- void TestRotateRepresentation(const Transform &transform, const Point2 &org,
- const Point2 &pred, const Point2 &rot_org,
- const Point2 &rot_pred) {
- const int32_t rotation_count = transform.GetRotationCount(pred);
- const Point2 res_org = transform.RotatePoint(org, rotation_count);
- const Point2 res_pred = transform.RotatePoint(pred, rotation_count);
- ASSERT_EQ(rot_org[0], res_org[0]);
- ASSERT_EQ(rot_org[1], res_org[1]);
- ASSERT_EQ(rot_pred[0], res_pred[0]);
- ASSERT_EQ(rot_pred[1], res_pred[1]);
- }
-};
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest, Init) {
- const Transform transform(15);
- ASSERT_TRUE(transform.AreCorrectionsPositive());
-}
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest,
- IsInBottomLeft) {
- const Transform transform(15);
- ASSERT_TRUE(transform.IsInBottomLeft(Point2(0, 0)));
- ASSERT_TRUE(transform.IsInBottomLeft(Point2(-1, -1)));
- ASSERT_TRUE(transform.IsInBottomLeft(Point2(-7, -7)));
-
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(1, 1)));
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(7, 7)));
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(-1, 1)));
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(-7, 7)));
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(1, -1)));
- ASSERT_FALSE(transform.IsInBottomLeft(Point2(7, -7)));
-}
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest,
- GetRotationCount) {
- const Transform transform(15);
- TestGetRotationCount(transform, Point2(1, 2), 2); // top right
- TestGetRotationCount(transform, Point2(-1, 2), 3); // top left
- TestGetRotationCount(transform, Point2(1, -2), 1); // bottom right
- TestGetRotationCount(transform, Point2(-1, -2), 0); // bottom left
- TestGetRotationCount(transform, Point2(0, 2), 3); // top left
- TestGetRotationCount(transform, Point2(0, -2), 1); // bottom right
- TestGetRotationCount(transform, Point2(2, 0), 2); // top right
- TestGetRotationCount(transform, Point2(-2, 0), 0); // bottom left
- TestGetRotationCount(transform, Point2(0, 0), 0); // bottom left
-}
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest,
- RotateRepresentation) {
- const Transform transform(15);
- // p top left; shift clockwise by 3
- TestRotateRepresentation(transform, Point2(1, 2), Point2(-3, 1),
- Point2(-2, 1), Point2(-1, -3)); // q top right
- TestRotateRepresentation(transform, Point2(-1, -2), Point2(-3, 1),
- Point2(2, -1), Point2(-1, -3)); // q bottom left
- TestRotateRepresentation(transform, Point2(1, -2), Point2(-3, 1),
- Point2(2, 1), Point2(-1, -3)); // q bottom right
- TestRotateRepresentation(transform, Point2(-1, 2), Point2(-3, 1),
- Point2(-2, -1), Point2(-1, -3)); // q top left
- // p top right; shift clockwise by 2 (flip)
- TestRotateRepresentation(transform, Point2(1, 1), Point2(1, 3),
- Point2(-1, -1), Point2(-1, -3)); // q top right
- TestRotateRepresentation(transform, Point2(-1, -2), Point2(1, 3),
- Point2(1, 2), Point2(-1, -3)); // q bottom left
- TestRotateRepresentation(transform, Point2(-1, 2), Point2(1, 3),
- Point2(1, -2), Point2(-1, -3)); // q top left
- TestRotateRepresentation(transform, Point2(1, -2), Point2(1, 3),
- Point2(-1, 2), Point2(-1, -3)); // q bottom right
- // p bottom right; shift clockwise by 1
- TestRotateRepresentation(transform, Point2(1, 2), Point2(3, -1),
- Point2(2, -1), Point2(-1, -3)); // q top right
- TestRotateRepresentation(transform, Point2(1, -2), Point2(3, -1),
- Point2(-2, -1), Point2(-1, -3)); // q bottom right
- TestRotateRepresentation(transform, Point2(-1, -2), Point2(3, -1),
- Point2(-2, 1), Point2(-1, -3)); // q bottom left
- TestRotateRepresentation(transform, Point2(-1, 2), Point2(3, -1),
- Point2(2, 1), Point2(-1, -3)); // q top left
- // p bottom left; no change
- TestRotateRepresentation(transform, Point2(1, 2), Point2(-1, -3),
- Point2(1, 2), Point2(-1, -3)); // q top right
- TestRotateRepresentation(transform, Point2(-1, 2), Point2(-1, -3),
- Point2(-1, 2), Point2(-1, -3)); // q top left
- TestRotateRepresentation(transform, Point2(1, -2), Point2(-1, -3),
- Point2(1, -2), Point2(-1, -3)); // q bottom right
- TestRotateRepresentation(transform, Point2(-1, -2), Point2(-1, -3),
- Point2(-1, -2), Point2(-1, -3)); // q bottom left
-}
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest,
- ComputeCorrection) {
- const Transform transform(15);
- TestComputeCorrection(transform, 0, 0, 0, 0, 0, 0);
- TestComputeCorrection(transform, 1, 1, 1, 1, 0, 0);
- // inside diamond; p top right
- TestComputeCorrection(transform, 3, 4, 1, 2, -2, -2); // q top right
- TestComputeCorrection(transform, -3, 4, 1, 2, 4, -2); // q top left
- TestComputeCorrection(transform, 3, -4, 1, 2, -2, 6); // q bottom right
- TestComputeCorrection(transform, -3, -4, 1, 2, 4, 6); // q bottom left
- // inside diamond; p top left
- TestComputeCorrection(transform, 3, 4, -1, 2, -2, 4); // q top right
- TestComputeCorrection(transform, -3, 4, -1, 2, -2, -2); // q top left
- TestComputeCorrection(transform, 3, -4, -1, 2, 6, 4); // q bottom right
- TestComputeCorrection(transform, -3, -4, -1, 2, 6, -2); // q bottom left
- // inside diamond; p bottom right
- TestComputeCorrection(transform, 3, 4, 1, -2, 6, -2); // q top right
- TestComputeCorrection(transform, -3, 4, 1, -2, 6, 4); // q top left
- TestComputeCorrection(transform, 3, -4, 1, -2, -2, -2); // q bottom right
- TestComputeCorrection(transform, -3, -4, 1, -2, -2, 4); // q bottom left
- // inside diamond; p bottom left
- TestComputeCorrection(transform, 3, 4, -1, -2, 4, 6); // q top right
- TestComputeCorrection(transform, -3, 4, -1, -2, -2, 6); // q top left
- TestComputeCorrection(transform, 3, -4, -1, -2, 4, -2); // q bottom right
- TestComputeCorrection(transform, -3, -4, -1, -2, -2, -2); // q bottom left
- // outside diamond; p top right
- TestComputeCorrection(transform, 1, 2, 5, 4, -2, -4); // q top right
- TestComputeCorrection(transform, -1, 2, 5, 4, -7, -4); // q top left
- TestComputeCorrection(transform, 1, -2, 5, 4, -2, -7); // q bottom right
- TestComputeCorrection(transform, -1, -2, 5, 4, -7, -7); // q bottom left
- // outside diamond; p top left
- TestComputeCorrection(transform, 1, 2, -5, 4, -4, -7); // q top right
- TestComputeCorrection(transform, -1, 2, -5, 4, -4, -2); // q top left
- TestComputeCorrection(transform, 1, -2, -5, 4, -7, -7); // q bottom right
- TestComputeCorrection(transform, -1, -2, -5, 4, -7, -2); // q bottom left
- // outside diamond; p bottom right
- TestComputeCorrection(transform, 1, 2, 5, -4, -7, -2); // q top right
- TestComputeCorrection(transform, -1, 2, 5, -4, -7, -7); // q top left
- TestComputeCorrection(transform, 1, -2, 5, -4, -4, -2); // q bottom right
- TestComputeCorrection(transform, -1, -2, 5, -4, -4, -7); // q bottom left
- // outside diamond; p bottom left
- TestComputeCorrection(transform, 1, 2, -5, -4, -7, -7); // q top right
- TestComputeCorrection(transform, -1, 2, -5, -4, -2, -7); // q top left
- TestComputeCorrection(transform, 1, -2, -5, -4, -7, -4); // q bottom right
- TestComputeCorrection(transform, -1, -2, -5, -4, -2, -4); // q bottom left
-
- TestComputeCorrection(transform, -1, -2, 7, 7, -5, -6);
- TestComputeCorrection(transform, 0, 0, 7, 7, 7, 7);
- TestComputeCorrection(transform, -1, -2, 0, -2, 0, 1);
-}
-
-TEST_F(PredictionSchemeNormalOctahedronCanonicalizedTransformTest, Interface) {
- const Transform transform(15);
- ASSERT_EQ(transform.max_quantized_value(), 15);
- ASSERT_EQ(transform.center_value(), 7);
- ASSERT_EQ(transform.quantization_bits(), 4);
-}
-
-} // namespace
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