lib/com.irurueta.android.glutils/OrientationHelper

OrientationHelper

object OrientationHelper

Utility class to determine the orientation of the camera sensor respect to current device orientation. Determining such orientation is useful for Augmented Reality applications, where a pinhole camera needs to be estimated taking into account such orientation.

See also

Properties

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const val ORIENTATION_0_DEGREES: Int = 0

Orientation corresponding to 0 degrees.

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const val ORIENTATION_180_DEGREES: Int = 180

Orientation corresponding to 180 degrees.

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const val ORIENTATION_270_DEGREES: Int = 270

Orientation corresponding to 270 degrees.

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const val ORIENTATION_90_DEGREES: Int = 90

Orientation corresponding to 90 degrees.

Functions

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fun fromViewCoordinatesCamera(orientation: CameraToDisplayOrientation, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(rotation: Rotation2D?, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(context: Context, cameraId: String, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(orientation: CameraToDisplayOrientation, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(orientation: CameraToDisplayOrientation, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(rotation: Rotation2D?, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(rotation: Rotation2D?, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(context: Context, cameraId: String, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(context: Context, cameraId: String, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun fromViewCoordinatesCamera(orientation: CameraToDisplayOrientation, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(rotation: Rotation2D?, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun fromViewCoordinatesCamera(context: Context, cameraId: String, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)

Converts camera from Android view coordinates to OpenGL coordinates.

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fun fromViewCoordinatesRotation(context: Context, characteristics: CameraCharacteristics): Rotation2D
fun fromViewCoordinatesRotation(context: Context, cameraId: String): Rotation2D
fun fromViewCoordinatesRotation(context: Context, characteristics: CameraCharacteristics, result: Rotation2D)
fun fromViewCoordinatesRotation(context: Context, cameraId: String, result: Rotation2D)

Creates the rotation required to convert from Android view coordinates to OpenGL coordinates.

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fun fromViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, pivot: Point2D): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(rotation: Rotation2D?, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(rotation: Rotation2D?, pivot: Point2D): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, pivot: Point2D): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(context: Context, cameraId: String, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(context: Context, cameraId: String, pivot: Point2D): ProjectiveTransformation2D
fun fromViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, pivot: Point2D, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(rotation: Rotation2D?, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(rotation: Rotation2D?, pivot: Point2D, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(context: Context, cameraId: String, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun fromViewCoordinatesTransformation(context: Context, cameraId: String, pivot: Point2D, result: ProjectiveTransformation2D)

Creates 2D transformation to convert 2D point coordinates from Android view coordinates to OpenGL coordinates.

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fun getCameraDisplayOrientation(context: Context, characteristics: CameraCharacteristics): CameraToDisplayOrientation
fun getCameraDisplayOrientation(context: Context, cameraId: String): CameraToDisplayOrientation

Gets orientation of camera sensor. Camera sensor orientation is computed in terms of device orientation.

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fun getCameraDisplayOrientationDegrees(context: Context, characteristics: CameraCharacteristics): Int

Gets clockwise orientation of camera sensor respect to display orientation.

fun getCameraDisplayOrientationDegrees(context: Context, cameraId: String): Int
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fun toViewCoordinatesCamera(orientation: CameraToDisplayOrientation, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(rotation: Rotation2D?, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(context: Context, cameraId: String, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(orientation: CameraToDisplayOrientation, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(orientation: CameraToDisplayOrientation, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(rotation: Rotation2D?, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(rotation: Rotation2D?, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(context: Context, cameraId: String, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(context: Context, cameraId: String, pivot: Point2D, input: PinholeCamera): PinholeCamera
fun toViewCoordinatesCamera(orientation: CameraToDisplayOrientation, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(rotation: Rotation2D?, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)
fun toViewCoordinatesCamera(context: Context, cameraId: String, pivot: Point2D, input: PinholeCamera, result: PinholeCamera)

Converts camera from OpenGL coordinates to Android view coordinates.

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fun toViewCoordinatesRotation(context: Context, characteristics: CameraCharacteristics): Rotation2D
fun toViewCoordinatesRotation(context: Context, cameraId: String): Rotation2D
fun toViewCoordinatesRotation(context: Context, characteristics: CameraCharacteristics, result: Rotation2D)
fun toViewCoordinatesRotation(context: Context, cameraId: String, result: Rotation2D)

Creates the rotation required to convert from OpenGL coordinates to Android view coordinates.

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fun toViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, pivot: Point2D): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(rotation: Rotation2D?, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(rotation: Rotation2D?, pivot: Point2D): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, pivot: Point2D): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(context: Context, cameraId: String, intrinsicParameters: PinholeCameraIntrinsicParameters): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(context: Context, cameraId: String, pivot: Point2D): ProjectiveTransformation2D
fun toViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(orientation: CameraToDisplayOrientation, pivot: Point2D, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(rotation: Rotation2D?, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(rotation: Rotation2D?, pivot: Point2D, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(context: Context, characteristics: CameraCharacteristics, pivot: Point2D, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(context: Context, cameraId: String, intrinsicParameters: PinholeCameraIntrinsicParameters, result: ProjectiveTransformation2D)
fun toViewCoordinatesTransformation(context: Context, cameraId: String, pivot: Point2D, result: ProjectiveTransformation2D)

Creates 2D transformation to convert 2D point coordinates from OpenGL coordinates to Android view coordinates.

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fun transformCamera(transformation: ProjectiveTransformation2D, input: PinholeCamera): PinholeCamera
fun transformCamera(transformation: ProjectiveTransformation2D, input: PinholeCamera, result: PinholeCamera)

Transforms camera using provided 2D transformation.