Camera fixes follow-up (#5703)

* allow unconstrained camera when tracking transform and fix some camera interpolation issues

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* tests for interpolation fixes

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* add test for camera constraints change

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* updates following review feeedback

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>
This commit is contained in:
Tom Hulton-Harrop
2021-11-17 16:23:01 +00:00
committed by GitHub
parent 9f9aa8f2a6
commit 593f03efb4
10 changed files with 197 additions and 29 deletions
@@ -104,9 +104,10 @@ namespace UnitTest
AZStd::shared_ptr<AzFramework::OrbitCameraInput> m_orbitCamera;
AZ::Vector3 m_pivot = AZ::Vector3::CreateZero();
//! This is approximately Pi/2 * 1000 - this can be used to rotate the camera 90 degrees (pitch or yaw based
//! on vertical or horizontal motion) as the rotate speed function is set to be 1/1000.
inline static const int PixelMotionDelta = 1570;
// this is approximately Pi/2 * 1000 - this can be used to rotate the camera 90 degrees (pitch or yaw based
// on vertical or horizontal motion) as the rotate speed function is set to be 1/1000.
inline static const int PixelMotionDelta90Degrees = 1570;
inline static const int PixelMotionDelta135Degrees = 2356;
};
TEST_F(CameraInputFixture, BeginAndEndOrbitCameraInputConsumesCorrectEvents)
@@ -292,7 +293,7 @@ namespace UnitTest
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Right, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(AzFramework::HorizontalMotionEvent{ PixelMotionDelta });
HandleEventAndUpdate(AzFramework::HorizontalMotionEvent{ PixelMotionDelta90Degrees });
const float expectedYaw = AzFramework::WrapYawRotation(-AZ::Constants::HalfPi);
@@ -310,7 +311,7 @@ namespace UnitTest
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Right, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ PixelMotionDelta });
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ PixelMotionDelta90Degrees });
const float expectedPitch = AzFramework::ClampPitchRotation(-AZ::Constants::HalfPi);
@@ -331,7 +332,7 @@ namespace UnitTest
HandleEventAndUpdate(AzFramework::DiscreteInputEvent{ m_orbitChannelId, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Left, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ PixelMotionDelta });
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ PixelMotionDelta90Degrees });
const auto expectedCameraEndingPosition = AZ::Vector3(0.0f, -10.0f, 10.0f);
const float expectedPitch = AzFramework::ClampPitchRotation(-AZ::Constants::HalfPi);
@@ -354,7 +355,7 @@ namespace UnitTest
HandleEventAndUpdate(AzFramework::DiscreteInputEvent{ m_orbitChannelId, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Left, AzFramework::InputChannel::State::Began });
HandleEventAndUpdate(AzFramework::HorizontalMotionEvent{ -PixelMotionDelta });
HandleEventAndUpdate(AzFramework::HorizontalMotionEvent{ -PixelMotionDelta90Degrees });
const auto expectedCameraEndingPosition = AZ::Vector3(20.0f, -5.0f, 0.0f);
const float expectedYaw = AzFramework::WrapYawRotation(AZ::Constants::HalfPi);
@@ -366,4 +367,42 @@ namespace UnitTest
EXPECT_THAT(m_camera.m_offset, IsClose(AZ::Vector3(5.0f, -10.0f, 0.0f)));
EXPECT_THAT(m_camera.Translation(), IsCloseTolerance(expectedCameraEndingPosition, 0.01f));
}
TEST_F(CameraInputFixture, CameraPitchCanNotBeMovedPastNinetyDegreesWhenConstrained)
{
const auto cameraStartingPosition = AZ::Vector3(15.0f, -20.0f, 0.0f);
m_targetCamera.m_pivot = cameraStartingPosition;
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Right, AzFramework::InputChannel::State::Began });
// pitch by 135.0 degrees
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ -PixelMotionDelta135Degrees });
// clamped to 90.0 degrees
const float expectedPitch = AZ::DegToRad(90.0f);
using ::testing::FloatNear;
EXPECT_THAT(m_camera.m_pitch, FloatNear(expectedPitch, 0.001f));
}
TEST_F(CameraInputFixture, CameraPitchCanBeMovedPastNinetyDegreesWhenUnconstrained)
{
m_firstPersonRotateCamera->m_constrainPitch = []
{
return false;
};
const auto cameraStartingPosition = AZ::Vector3(15.0f, -20.0f, 0.0f);
m_targetCamera.m_pivot = cameraStartingPosition;
HandleEventAndUpdate(
AzFramework::DiscreteInputEvent{ AzFramework::InputDeviceMouse::Button::Right, AzFramework::InputChannel::State::Began });
// pitch by 135.0 degrees
HandleEventAndUpdate(AzFramework::VerticalMotionEvent{ -PixelMotionDelta135Degrees });
const float expectedPitch = AZ::DegToRad(135.0f);
using ::testing::FloatNear;
EXPECT_THAT(m_camera.m_pitch, FloatNear(expectedPitch, 0.001f));
}
} // namespace UnitTest