Files
cup_edit/ios/include/tests/test_camutils.cpp
2022-02-06 13:28:28 +08:00

86 lines
2.3 KiB
C++

/*
* Copyright 2020 The Android Open Source Project
*
* 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 <camutils/Bookmark.h>
#include <camutils/Manipulator.h>
#include <gtest/gtest.h>
using namespace filament::math;
namespace camutils = filament::camutils;
using CamManipulator = camutils::Manipulator<float>;
class CamUtilsTest : public testing::Test {};
#define EXPECT_VEC_EQ(a, x, y, z) expectVecEq(a, {x, y, z}, __LINE__)
static void expectVecEq(float3 a, float3 b, int line) {
EXPECT_FLOAT_EQ(a.x, b.x);
EXPECT_FLOAT_EQ(a.y, b.y);
EXPECT_FLOAT_EQ(a.z, b.z);
}
TEST_F(CamUtilsTest, Orbit) {
float3 eye, targetPosition, up;
CamManipulator* orbit = CamManipulator::Builder()
.viewport(256, 256)
.targetPosition(0, 0, 0)
.upVector(0, 1, 0)
.zoomSpeed(0.01)
.orbitHomePosition(0, 0, 4)
.orbitSpeed(1, 1)
.build(camutils::Mode::ORBIT);
orbit->getLookAt(&eye, &targetPosition, &up);
EXPECT_VEC_EQ(eye, 0, 0, 4);
EXPECT_VEC_EQ(targetPosition, 0, 0, 0);
EXPECT_VEC_EQ(up, 0, 1, 0);
orbit->grabBegin(100, 100, false);
orbit->grabUpdate(200, 100);
orbit->grabEnd();
orbit->getLookAt(&eye, &targetPosition, &up);
EXPECT_VEC_EQ(eye, 2.0254626, 0, 3.4492755);
EXPECT_VEC_EQ(targetPosition, 1.519097, 0, 2.5869565);
EXPECT_VEC_EQ(up, 0, 1, 0);
delete orbit;
}
TEST_F(CamUtilsTest, Map) {
float3 eye, targetPosition, up;
CamManipulator* map = CamManipulator::Builder()
.viewport(256, 256)
.targetPosition(0, 0, 0)
.zoomSpeed(0.01)
.orbitHomePosition(0, 0, 4)
.build(camutils::Mode::MAP);
delete map;
}
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}