Index: webrtc/modules/audio_processing/beamformer/array_util_unittest.cc |
diff --git a/webrtc/modules/audio_processing/beamformer/array_util_unittest.cc b/webrtc/modules/audio_processing/beamformer/array_util_unittest.cc |
index 57f17082252eedc82584eed7c593103ad9cd7bcd..e3a7bbd7aaa9f531821fb9c2144f6dd41e2a61fa 100644 |
--- a/webrtc/modules/audio_processing/beamformer/array_util_unittest.cc |
+++ b/webrtc/modules/audio_processing/beamformer/array_util_unittest.cc |
@@ -8,25 +8,178 @@ |
* be found in the AUTHORS file in the root of the source tree. |
*/ |
+// MSVC++ requires this to be set before any other includes to get M_PI. |
+#define _USE_MATH_DEFINES |
+ |
#include "webrtc/modules/audio_processing/beamformer/array_util.h" |
+#include <math.h> |
#include <vector> |
#include "testing/gtest/include/gtest/gtest.h" |
namespace webrtc { |
+bool operator==(const Point& lhs, const Point& rhs) { |
+ return lhs.x() == rhs.x() && lhs.y() == rhs.y() && lhs.z() == rhs.z(); |
+} |
+ |
+TEST(ArrayUtilTest, PairDirection) { |
+ EXPECT_EQ(Point(1.f, 2.f, 3.f), |
+ PairDirection(Point(0.f, 0.f, 0.f), Point(1.f, 2.f, 3.f))); |
+ EXPECT_EQ(Point(-1.f, -2.f, -3.f), |
+ PairDirection(Point(1.f, 2.f, 3.f), Point(0.f, 0.f, 0.f))); |
+ EXPECT_EQ(Point(0.f, 0.f, 0.f), |
+ PairDirection(Point(1.f, 0.f, 0.f), Point(1.f, 0.f, 0.f))); |
+ EXPECT_EQ(Point(-1.f, 2.f, 0.f), |
+ PairDirection(Point(1.f, 0.f, 0.f), Point(0.f, 2.f, 0.f))); |
+ EXPECT_EQ(Point(-4.f, 4.f, -4.f), |
+ PairDirection(Point(1.f, -2.f, 3.f), Point(-3.f, 2.f, -1.f))); |
+} |
+ |
+TEST(ArrayUtilTest, DotProduct) { |
+ EXPECT_FLOAT_EQ(0.f, DotProduct(Point(0.f, 0.f, 0.f), Point(1.f, 2.f, 3.f))); |
+ EXPECT_FLOAT_EQ(0.f, DotProduct(Point(1.f, 0.f, 2.f), Point(0.f, 3.f, 0.f))); |
+ EXPECT_FLOAT_EQ(0.f, DotProduct(Point(1.f, 1.f, 0.f), Point(1.f, -1.f, 0.f))); |
+ EXPECT_FLOAT_EQ(2.f, DotProduct(Point(1.f, 0.f, 0.f), Point(2.f, 0.f, 0.f))); |
+ EXPECT_FLOAT_EQ(-6.f, |
+ DotProduct(Point(-2.f, 0.f, 0.f), Point(3.f, 0.f, 0.f))); |
+ EXPECT_FLOAT_EQ(-10.f, |
+ DotProduct(Point(1.f, -2.f, 3.f), Point(-3.f, 2.f, -1.f))); |
+} |
+ |
+TEST(ArrayUtilTest, CrossProduct) { |
+ EXPECT_EQ(Point(0.f, 0.f, 0.f), |
+ CrossProduct(Point(0.f, 0.f, 0.f), Point(1.f, 2.f, 3.f))); |
+ EXPECT_EQ(Point(0.f, 0.f, 1.f), |
+ CrossProduct(Point(1.f, 0.f, 0.f), Point(0.f, 1.f, 0.f))); |
+ EXPECT_EQ(Point(1.f, 0.f, 0.f), |
+ CrossProduct(Point(0.f, 1.f, 0.f), Point(0.f, 0.f, 1.f))); |
+ EXPECT_EQ(Point(0.f, -1.f, 0.f), |
+ CrossProduct(Point(1.f, 0.f, 0.f), Point(0.f, 0.f, 1.f))); |
+ EXPECT_EQ(Point(-4.f, -8.f, -4.f), |
+ CrossProduct(Point(1.f, -2.f, 3.f), Point(-3.f, 2.f, -1.f))); |
+} |
+ |
+TEST(ArrayUtilTest, AreParallel) { |
+ EXPECT_TRUE(AreParallel(Point(0.f, 0.f, 0.f), Point(1.f, 2.f, 3.f))); |
+ EXPECT_FALSE(AreParallel(Point(1.f, 0.f, 2.f), Point(0.f, 3.f, 0.f))); |
+ EXPECT_FALSE(AreParallel(Point(1.f, 2.f, 0.f), Point(1.f, -0.5f, 0.f))); |
+ EXPECT_FALSE(AreParallel(Point(1.f, -2.f, 3.f), Point(-3.f, 2.f, -1.f))); |
+ EXPECT_TRUE(AreParallel(Point(1.f, 0.f, 0.f), Point(2.f, 0.f, 0.f))); |
+ EXPECT_TRUE(AreParallel(Point(1.f, 2.f, 3.f), Point(-2.f, -4.f, -6.f))); |
+} |
+ |
+TEST(ArrayUtilTest, ArePerpendicular) { |
+ EXPECT_TRUE(ArePerpendicular(Point(0.f, 0.f, 0.f), Point(1.f, 2.f, 3.f))); |
+ EXPECT_TRUE(ArePerpendicular(Point(1.f, 0.f, 2.f), Point(0.f, 3.f, 0.f))); |
+ EXPECT_TRUE(ArePerpendicular(Point(1.f, 2.f, 0.f), Point(1.f, -0.5f, 0.f))); |
+ EXPECT_FALSE(ArePerpendicular(Point(1.f, -2.f, 3.f), Point(-3.f, 2.f, -1.f))); |
+ EXPECT_FALSE(ArePerpendicular(Point(1.f, 0.f, 0.f), Point(2.f, 0.f, 0.f))); |
+ EXPECT_FALSE(ArePerpendicular(Point(1.f, 2.f, 3.f), Point(-2.f, -4.f, -6.f))); |
+} |
+ |
TEST(ArrayUtilTest, GetMinimumSpacing) { |
- std::vector<Point> array_geometry; |
- array_geometry.push_back(Point(0.f, 0.f, 0.f)); |
- array_geometry.push_back(Point(0.1f, 0.f, 0.f)); |
- EXPECT_FLOAT_EQ(0.1f, GetMinimumSpacing(array_geometry)); |
- array_geometry.push_back(Point(0.f, 0.05f, 0.f)); |
- EXPECT_FLOAT_EQ(0.05f, GetMinimumSpacing(array_geometry)); |
- array_geometry.push_back(Point(0.f, 0.f, 0.02f)); |
- EXPECT_FLOAT_EQ(0.02f, GetMinimumSpacing(array_geometry)); |
- array_geometry.push_back(Point(-0.003f, -0.004f, 0.02f)); |
- EXPECT_FLOAT_EQ(0.005f, GetMinimumSpacing(array_geometry)); |
+ std::vector<Point> geometry; |
+ geometry.push_back(Point(0.f, 0.f, 0.f)); |
+ geometry.push_back(Point(0.1f, 0.f, 0.f)); |
+ EXPECT_FLOAT_EQ(0.1f, GetMinimumSpacing(geometry)); |
+ geometry.push_back(Point(0.f, 0.05f, 0.f)); |
+ EXPECT_FLOAT_EQ(0.05f, GetMinimumSpacing(geometry)); |
+ geometry.push_back(Point(0.f, 0.f, 0.02f)); |
+ EXPECT_FLOAT_EQ(0.02f, GetMinimumSpacing(geometry)); |
+ geometry.push_back(Point(-0.003f, -0.004f, 0.02f)); |
+ EXPECT_FLOAT_EQ(0.005f, GetMinimumSpacing(geometry)); |
+} |
+ |
+TEST(ArrayUtilTest, GetDirectionIfLinear) { |
+ std::vector<Point> geometry; |
+ geometry.push_back(Point(0.f, 0.f, 0.f)); |
+ geometry.push_back(Point(0.1f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(1.f, 0.f, 0.f), *GetDirectionIfLinear(geometry))); |
+ geometry.push_back(Point(0.15f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(1.f, 0.f, 0.f), *GetDirectionIfLinear(geometry))); |
+ geometry.push_back(Point(-0.2f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(1.f, 0.f, 0.f), *GetDirectionIfLinear(geometry))); |
+ geometry.push_back(Point(0.05f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(1.f, 0.f, 0.f), *GetDirectionIfLinear(geometry))); |
+ geometry.push_back(Point(0.1f, 0.1f, 0.f)); |
+ EXPECT_FALSE(GetDirectionIfLinear(geometry)); |
+ geometry.push_back(Point(0.f, 0.f, -0.2f)); |
+ EXPECT_FALSE(GetDirectionIfLinear(geometry)); |
+} |
+ |
+TEST(ArrayUtilTest, GetNormalIfPlanar) { |
+ std::vector<Point> geometry; |
+ geometry.push_back(Point(0.f, 0.f, 0.f)); |
+ geometry.push_back(Point(0.1f, 0.f, 0.f)); |
+ EXPECT_FALSE(GetNormalIfPlanar(geometry)); |
+ geometry.push_back(Point(0.15f, 0.f, 0.f)); |
+ EXPECT_FALSE(GetNormalIfPlanar(geometry)); |
+ geometry.push_back(Point(0.1f, 0.2f, 0.f)); |
+ EXPECT_TRUE(AreParallel(Point(0.f, 0.f, 1.f), *GetNormalIfPlanar(geometry))); |
+ geometry.push_back(Point(0.f, -0.15f, 0.f)); |
+ EXPECT_TRUE(AreParallel(Point(0.f, 0.f, 1.f), *GetNormalIfPlanar(geometry))); |
+ geometry.push_back(Point(0.f, 0.1f, 0.2f)); |
+ EXPECT_FALSE(GetNormalIfPlanar(geometry)); |
+ geometry.push_back(Point(0.f, 0.f, -0.15f)); |
+ EXPECT_FALSE(GetNormalIfPlanar(geometry)); |
+ geometry.push_back(Point(0.1f, 0.2f, 0.f)); |
+ EXPECT_FALSE(GetNormalIfPlanar(geometry)); |
+} |
+ |
+TEST(ArrayUtilTest, GetArrayNormalIfExists) { |
+ std::vector<Point> geometry; |
+ geometry.push_back(Point(0.f, 0.f, 0.f)); |
+ geometry.push_back(Point(0.1f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(0.f, 1.f, 0.f), *GetArrayNormalIfExists(geometry))); |
+ geometry.push_back(Point(0.15f, 0.f, 0.f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(0.f, 1.f, 0.f), *GetArrayNormalIfExists(geometry))); |
+ geometry.push_back(Point(0.1f, 0.f, 0.2f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(0.f, 1.f, 0.f), *GetArrayNormalIfExists(geometry))); |
+ geometry.push_back(Point(0.f, 0.f, -0.1f)); |
+ EXPECT_TRUE( |
+ AreParallel(Point(0.f, 1.f, 0.f), *GetArrayNormalIfExists(geometry))); |
+ geometry.push_back(Point(0.1f, 0.2f, 0.3f)); |
+ EXPECT_FALSE(GetArrayNormalIfExists(geometry)); |
+ geometry.push_back(Point(0.f, -0.1f, 0.f)); |
+ EXPECT_FALSE(GetArrayNormalIfExists(geometry)); |
+ geometry.push_back(Point(1.f, 0.f, -0.2f)); |
+ EXPECT_FALSE(GetArrayNormalIfExists(geometry)); |
+} |
+ |
+TEST(ArrayUtilTest, DegreesToRadians) { |
+ EXPECT_FLOAT_EQ(0.f, DegreesToRadians(0.f)); |
+ EXPECT_FLOAT_EQ(static_cast<float>(M_PI) / 6.f, DegreesToRadians(30.f)); |
+ EXPECT_FLOAT_EQ(-static_cast<float>(M_PI) / 4.f, DegreesToRadians(-45.f)); |
+ EXPECT_FLOAT_EQ(static_cast<float>(M_PI) / 3.f, DegreesToRadians(60.f)); |
+ EXPECT_FLOAT_EQ(-static_cast<float>(M_PI) / 2.f, DegreesToRadians(-90.f)); |
+ EXPECT_FLOAT_EQ(2.f * static_cast<float>(M_PI) / 3.f, |
+ DegreesToRadians(120.f)); |
+ EXPECT_FLOAT_EQ(-3.f * static_cast<float>(M_PI) / 4.f, |
+ DegreesToRadians(-135.f)); |
+ EXPECT_FLOAT_EQ(5.f * static_cast<float>(M_PI) / 6.f, |
+ DegreesToRadians(150.f)); |
+ EXPECT_FLOAT_EQ(-static_cast<float>(M_PI), DegreesToRadians(-180.f)); |
+} |
+ |
+TEST(ArrayUtilTest, RadiansToDegrees) { |
+ EXPECT_FLOAT_EQ(0.f, RadiansToDegrees(0.f)); |
+ EXPECT_FLOAT_EQ(30.f, RadiansToDegrees(M_PI / 6.f)); |
+ EXPECT_FLOAT_EQ(-45.f, RadiansToDegrees(-M_PI / 4.f)); |
+ EXPECT_FLOAT_EQ(60.f, RadiansToDegrees(M_PI / 3.f)); |
+ EXPECT_FLOAT_EQ(-90.f, RadiansToDegrees(-M_PI / 2.f)); |
+ EXPECT_FLOAT_EQ(120.f, RadiansToDegrees(2.f * M_PI / 3.f)); |
+ EXPECT_FLOAT_EQ(-135.f, RadiansToDegrees(-3.f * M_PI / 4.f)); |
+ EXPECT_FLOAT_EQ(150.f, RadiansToDegrees(5.f * M_PI / 6.f)); |
+ EXPECT_FLOAT_EQ(-180.f, RadiansToDegrees(-M_PI)); |
} |
} // namespace webrtc |