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Diffstat (limited to 'intern/cycles/test/util_transform_test.cpp')
-rw-r--r-- | intern/cycles/test/util_transform_test.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/intern/cycles/test/util_transform_test.cpp b/intern/cycles/test/util_transform_test.cpp new file mode 100644 index 00000000000..58ce0fdfee4 --- /dev/null +++ b/intern/cycles/test/util_transform_test.cpp @@ -0,0 +1,53 @@ +/* + * Copyright 2011-2020 Blender Foundation + * + * 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 "testing/testing.h" + +#include "util/util_transform.h" +#include "util/util_vector.h" + +CCL_NAMESPACE_BEGIN + +TEST(transform_motion_decompose, Degenerated) +{ + // Simple case: single degenerated matrix. + { + vector<Transform> motion = {transform_scale(0.0f, 0.0f, 0.0f)}; + vector<DecomposedTransform> decomp(motion.size()); + transform_motion_decompose(decomp.data(), motion.data(), motion.size()); + EXPECT_TRUE(transform_decomposed_isfinite_safe(&decomp[0])); + } + + // Copy from previous to current. + { + vector<Transform> motion = {transform_rotate(M_PI_4_F, make_float3(1.0f, 1.0f, 1.0f)), + transform_scale(0.0f, 0.0f, 0.0f)}; + vector<DecomposedTransform> decomp(motion.size()); + transform_motion_decompose(decomp.data(), motion.data(), motion.size()); + EXPECT_NEAR(len(decomp[1].x - decomp[0].x), 0.0f, 1e-6f); + } + + // Copy from next to current. + { + vector<Transform> motion = {transform_scale(0.0f, 0.0f, 0.0f), + transform_rotate(M_PI_4_F, make_float3(1.0f, 1.0f, 1.0f))}; + vector<DecomposedTransform> decomp(motion.size()); + transform_motion_decompose(decomp.data(), motion.data(), motion.size()); + EXPECT_NEAR(len(decomp[0].x - decomp[1].x), 0.0f, 1e-6f); + } +} + +CCL_NAMESPACE_END |