42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0 */
|
|
|
|
#include "testing/testing.h"
|
|
|
|
#include "util/transform.h"
|
|
#include "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, one_float3()),
|
|
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, one_float3())};
|
|
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
|