129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
#include "BaseTestCase.h"
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#include <cmath>
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#include "Geometry.h"
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#include "Vector3.h"
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/*static inline int _Vector3_cmp(Vector3 v1, Vector3 v2)
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{
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return fabs(v1.x - v2.z) >= 0.00000000001 && fabs(v1.y - v2.y) >= 0.00000000001 && fabs(v1.z - v2.z) >= 0.00000000001;
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}
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static inline void _Vector3_str(Vector3 v, char* buffer, int length)
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{
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snprintf(buffer, length, "(%f,%f,%f)", v.x, v.y, v.z);
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}
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DEFINE_COMPARE_ASSERT(Vector3, _Vector3_cmp, _Vector3_str);*/
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TEST(Euclid, get2DAngle)
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{
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, 0.0), 0.0);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.1, 0.0), 0.0);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(1.0, 0.0), 0.0);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(2.0, 0.0), 0.0);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, 0.1), M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, 1.0), M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, 2.0), M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(-0.1, 0.0), M_PI);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(-1.0, 0.0), M_PI);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(-2.0, 0.0), M_PI);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, -0.1), 3.0 * M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, -1.0), 3.0 * M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.0, -2.0), 3.0 * M_PI_2);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.5, 0.5), M_PI_4);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(0.5, -0.5), 7.0 * M_PI_4);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(-0.5, 0.5), 3.0 * M_PI_4);
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EXPECT_DOUBLE_EQ(Geometry::get2DAngle(-0.5, -0.5), 5.0 * M_PI_4);
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}
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/*TEST(Euclid, Vector3)
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{
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Vector3 v1, v2, v3;
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// Test scaling
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v1.x = 0.0;
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v1.y = -4.3;
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v1.z = 8.2;
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v2.x = 0.0;
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v2.y = -8.6;
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v2.z = 16.4;
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v3.x = 0.0;
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v3.y = 2.15;
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v3.z = -4.1;
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EXPECT_EQ(v3Scale(v1, 2.0), v2);
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EXPECT_EQ(v3Scale(v1, -0.5), v3);
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}*/
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TEST(Euclid, VectorSpherical)
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{
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Vector3 v1;
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VectorSpherical v2;
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/* Test conversion to spherical */
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v1.x = 0.0;
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v1.y = 0.0;
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v1.z = 0.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 0.0);
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EXPECT_DOUBLE_EQ(v2.phi, 0.0);
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EXPECT_DOUBLE_EQ(v2.theta, 0.0);
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v1.x = 1.0;
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v1.y = 0.0;
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v1.z = 0.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, 0.0);
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EXPECT_DOUBLE_EQ(v2.theta, 0.0);
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v1.x = -1.0;
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v1.y = 0.0;
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v1.z = 0.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, M_PI);
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EXPECT_DOUBLE_EQ(v2.theta, 0.0);
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v1.x = 0.0;
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v1.y = 1.0;
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v1.z = 0.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, 0.0);
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EXPECT_DOUBLE_EQ(v2.theta, M_PI_2);
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v1.x = 0.0;
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v1.y = -1.0;
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v1.z = 0.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, 0.0);
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EXPECT_DOUBLE_EQ(v2.theta, -M_PI_2);
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v1.x = 0.0;
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v1.y = 0.0;
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v1.z = 1.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, 3.0 * M_PI_2);
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EXPECT_DOUBLE_EQ(v2.theta, 0.0);
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v1.x = 0.0;
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v1.y = 0.0;
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v1.z = -1.0;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, 1.0);
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EXPECT_DOUBLE_EQ(v2.phi, M_PI_2);
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EXPECT_DOUBLE_EQ(v2.theta, 0.0);
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v1.x = v1.y = v1.z = 0.5;
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v2 = v1.toSpherical();
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EXPECT_DOUBLE_EQ(v2.r, sqrt(0.5 * 0.5 + 0.5 * 0.5 + 0.5 * 0.5));
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EXPECT_DOUBLE_EQ(v2.phi, 7.0 * M_PI_4);
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EXPECT_DOUBLE_EQ(v2.theta, M_PI_2 - 0.955316618125);
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}
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