/**
* Rotates this object (optionally from its initial orientation) around the provided axis by the
* specified angle.
*
* @param axis {@link Vector3} The axis or rotation.
* @param angle {@code double} The angle of rotation.
* @param append {@code boolean} If true, the rotation is applied to the current orientation.
*/
public void rotateAround(Vector3 axis, double angle, boolean append) {
if (append) {
mTmpOrientation.fromAngleAxis(axis, angle);
mOrientation.multiply(mTmpOrientation);
} else {
mOrientation.fromAngleAxis(axis, angle);
}
markModelMatrixDirty();
}
public Plane(Vector3 normal, double distance) {
this.normal = normal;
this.distance = distance;
this.planeOrigin = normal.clone().multiply(distance);
this.planeZRotation = normal.clone().getRotationTo(new Vector3(0, 0, 1));
this.inversePlaneZRotation = planeZRotation.clone().inverse();
}
/**
* Sets the up axis for this {@link ATransformable3D} object. If this is part of a scene graph,
* the graph will be notified of the change.
*
* @param x double The x component of the new up axis.
* @param y double The y component of the new up axis.
* @param z double The z component of the new up axis.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setUpAxis(double x, double y, double z) {
mUpAxis.setAll(x, y, z);
if (mLookAtEnabled && mLookAtValid) {
mOrientation.lookAt(mLookAt, mUpAxis);
markModelMatrixDirty();
}
return this;
}
/**
* Resets the up axis for this {@link ATransformable3D} object to the +Y axis. If this is part of
* a scene graph, the graph will be notified of the change.
*
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D resetUpAxis() {
mUpAxis.setAll(Vector3.getAxisVector(Vector3.Axis.Y));
if (mLookAtEnabled && mLookAtValid) {
mOrientation.lookAt(mLookAt, mUpAxis);
markModelMatrixDirty();
}
return this;
}
/**
* Resets the orientation of this {@link ATransformable3D} object to look at its look at target
* and use the specified {@link Vector3} as up. If this is part of a scene graph, the graph will
* be notified of the change.
*
* @param upAxis {@link Vector3} The direction to use as the up axis.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D resetToLookAt(Vector3 upAxis) {
mTempVec.subtractAndSet(mLookAt, mPosition);
// In OpenGL, Cameras are defined such that their forward axis is -Z, not +Z like we have
// defined objects.
if (mIsCamera) mTempVec.inverse();
mOrientation.lookAt(mTempVec, upAxis);
mLookAtValid = true;
markModelMatrixDirty();
return this;
}
public void setSensorOrientation(float[] quaternion) {
synchronized (mCameraOrientationLock) {
mCameraOrientation.x = quaternion[1];
mCameraOrientation.y = quaternion[2];
mCameraOrientation.z = quaternion[3];
mCameraOrientation.w = quaternion[0];
mScratchQuaternion1.fromAngleAxis(Axis.X, -90);
mScratchQuaternion1.multiply(mCameraOrientation);
mScratchQuaternion2.fromAngleAxis(Axis.Z, -90);
mScratchQuaternion1.multiply(mScratchQuaternion2);
mCameraOrientation.setAll(mScratchQuaternion1);
}
}
private void showHudPositionHelper(Quaternion currentOrientation) {
final Vector3 movement = WorldParameters.FORWARD_AXIS.clone();
Quaternion relative = currentOrientation.clone();
movement.rotateBy(relative).multiply(3);
movement.inverse();
centralPane.getPosition().add(movement);
// TODO move off to the side.
leftTopPlane.getPosition().add(movement);
// leftBottomPlane.getPosition().add(movement);
}
/**
* Displays different heads-up display components. These are rendered on different planes which
* are positioned depending on current camera position and orientation.
*/
private void showHudComponents() {
Quaternion currentOrientation = getCurrentCamera().getOrientation();
Vector3 currentPosition = getCurrentCamera().getPosition();
showHudHelper(currentOrientation.clone(), currentPosition);
showHudPositionHelper(currentOrientation);
// Show points and remaining rockets.
// int rockets = state.getTopLevelManager().getRocketsAvailable();
// int totalAsteroids = state.getAsteroidManager().getAsteroids().size();
Bitmap pointBitmap = drawTextToBitmap(state.displayString);
Texture currentTexture = (Texture) leftTopPlane.getMaterial().getTextureList().get(0);
currentTexture.getBitmap().recycle();
currentTexture.setBitmap(pointBitmap);
getTextureManager().replaceTexture(currentTexture);
// leftTopPlane.getMaterial().addTexture(new Texture("123", pointBitmap));
// TODO
// Show remaining rockets.
// TODO.
}
private void createFloor() {
//
// -- Load a bitmap that represents the terrain. Its color values will
// be used to generate heights.
//
Plane mPlane = new Plane(500, 500, 100, 100);
mPlane.setPosition(0, 0, 0);
mPlane.setDoubleSided(true);
Material material1 = new Material();
material1.setColorInfluence(0);
Bitmap picTexture =
BitmapFactory.decodeResource(mContext.getResources(), R.drawable.squares_big);
try {
material1.addTexture(new Texture("squares", picTexture));
} catch (TextureException e) {
e.printStackTrace();
}
mPlane.setMaterial(material1);
// Set orientation of the plane.
Quaternion q = new Quaternion();
q.fromAngleAxis(Vector3.Axis.X, 90);
mPlane.setOrientation(q);
getCurrentScene().addChild(mPlane);
try {
getCurrentScene()
.setSkybox(
R.drawable.right,
R.drawable.left,
R.drawable.top,
R.drawable.bottom,
R.drawable.front,
R.drawable.back);
} catch (TextureException e) {
e.printStackTrace();
}
}
private void showHudHelper(Quaternion orientation, Vector3 position) {
Quaternion currentOrientation = orientation.clone();
// Central plane.
centralPane.setOrientation(currentOrientation);
centralPane.setPosition(position);
getCurrentScene().removeChild(centralPane);
getCurrentScene().addChild(centralPane);
// Left top plane.
leftTopPlane.setOrientation(currentOrientation);
leftTopPlane.setPosition(position);
getCurrentScene().removeChild(leftTopPlane);
getCurrentScene().addChild(leftTopPlane);
// Left bottom plane.
leftBottomPlane.setOrientation(currentOrientation);
leftBottomPlane.setPosition(position);
getCurrentScene().removeChild(leftBottomPlane);
getCurrentScene().addChild(leftBottomPlane);
}
/**
* Sets the rotation of this {@link ATransformable3D} by the rotation described by the provided
* Euler angles. If this is part of a scene graph, the graph will be notified of the change.
*
* @param rotation {@link Vector3} whose components represent the Euler angles in degrees. X =
* Roll, Y = Yaw, Z = Pitch.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotation(Vector3 rotation) {
mOrientation.fromEuler(rotation.y, rotation.z, rotation.x);
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Sets the rotation of this {@link ATransformable3D} by the rotation described by the provided
* Euler angles. If this is part of a scene graph, the graph will be notified of the change.
*
* @param rotX double The roll angle in degrees.
* @param rotY double The yaw angle in degrees.
* @param rotZ double The pitch angle in degrees.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotation(double rotX, double rotY, double rotZ) {
mOrientation.fromEuler(rotY, rotZ, rotX);
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
public void setCameraOrientation(Quaternion cameraOrientation) {
synchronized (mCameraOrientationLock) {
mCameraOrientation.setAll(cameraOrientation);
}
}
/**
* Adjusts the rotation of this {@link ATransformable3D} by the rotation described by the provided
* Euler angle. If this is part of a scene graph, the graph will be notified of the change.
*
* @param rotZ double The pitch angle in degrees.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotZ(double rotZ) {
mOrientation.fromEuler(mOrientation.getYaw(), rotZ, mOrientation.getRoll());
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Adjusts the rotation of this {@link ATransformable3D} by the rotation described by the provided
* Euler angle. If this is part of a scene graph, the graph will be notified of the change.
*
* @param rotY double The yaw angle in degrees.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotY(double rotY) {
mOrientation.fromEuler(rotY, mOrientation.getPitch(), mOrientation.getRoll());
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Gets the current orientation of this {@link ATransformable3D} object.
*
* @param quat {@link Quaternion} To copy the orientation into.
* @return The provided {@link Quaternion} to facilitate chaining.
*/
public Quaternion getOrientation(Quaternion quat) {
quat.setAll(mOrientation);
return quat;
}
/**
* Sets the rotation of this {@link ATransformable3D} by the rotation described by the provided
* {@link Matrix4}. If this is part of a scene graph, the graph will be notified of the change.
*
* @param matrix {@link Matrix4} describing the rotation to apply.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotation(final Matrix4 matrix) {
mOrientation.multiply(mTmpOrientation.fromMatrix(matrix));
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Extracts the roll Euler angle from the current orientation.
*
* @return double The roll Euler angle.
*/
public double getRotX() {
return mOrientation.getPitch();
}
/**
* Extracts the pitch Euler angle from the current orientation.
*
* @return double The pitch Euler angle.
*/
public double getRotZ() {
return mOrientation.getRoll();
}
/**
* Extracts the yaw Euler angle from the current orientation.
*
* @return double The yaw Euler angle.
*/
public double getRotY() {
return mOrientation.getYaw();
}
/**
* Sets the rotation of this {@link ATransformable3D} by the rotation described by the provided
* {@link Vector3.Axis} cardinal axis and angle of rotation. If this is part of a scene graph, the
* graph will be notified of the change.
*
* @param axis {@link Vector3.Axis} The axis of rotation.
* @param angle double The angle of rotation in degrees.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotation(final Vector3.Axis axis, double angle) {
mOrientation.multiply(mTmpOrientation.fromAngleAxis(axis, angle));
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Sets the rotation of this {@link ATransformable3D} by the rotation described by the provided
* axis and angle of rotation. If this is part of a scene graph, the graph will be notified of the
* change.
*
* @param x double The x component of the axis of rotation.
* @param y double The y component of the axis of rotation.
* @param z double The z component of the axis of rotation.
* @param angle double The angle of rotation in degrees.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setRotation(double x, double y, double z, double angle) {
mOrientation.multiply(mTmpOrientation.fromAngleAxis(x, y, z, angle));
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Sets the orientation of this {@link ATransformable3D} object.
*
* @param quat {@link Quaternion} to copy the orientation from. The values of this object are
* copied and the passed object is not retained.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D setOrientation(Quaternion quat) {
mOrientation.setAll(quat);
mLookAtValid = false;
markModelMatrixDirty();
return this;
}
/**
* Rotates this {@link ATransformable3D} by the rotation described by the provided {@link
* Quaternion}. If this is part of a scene graph, the graph will be notified of the change.
*
* @param quat {@link Quaternion} describing the additional rotation.
* @return A reference to this {@link ATransformable3D} to facilitate chaining.
*/
public ATransformable3D rotate(final Quaternion quat) {
mOrientation.multiply(quat);
mLookAtValid = false;
markModelMatrixDirty();
return this;
}