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* Added Camera.lookAtDirection()

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* Added docs for Camera.containsGui()

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7268 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
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sha..rd 2011-04-20 14:00:43 +00:00
parent 1203073bd9
commit 9088d6230d
1 changed files with 21 additions and 2 deletions
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23
engine/src/core/com/jme3/renderer/Camera.java
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@ -619,11 +619,10 @@ public class Camera implements Savable, Cloneable {
* <code>setDirection</code> sets the direction vector of the camera. * <code>setDirection</code> sets the direction vector of the camera.
* This operation doesn't change the left and up vectors of the camera, * This operation doesn't change the left and up vectors of the camera,
* which must change if the camera is to actually face the given * which must change if the camera is to actually face the given
* direction. In most cases the method {@link Camera#lookAt(com.jme3.math.Vector3f, com.jme3.math.Vector3f) } * direction. In most cases the method {@link Camera#lookAtDirection(com.jme3.math.Vector3f, com.jme3.math.Vector3f) }
* should be used instead. * should be used instead.
* *
* @param direction the direction this camera is facing. * @param direction the direction this camera is facing.
* @see Camera#set
* @deprecated Manipulate the quaternion rotation instead: * @deprecated Manipulate the quaternion rotation instead:
* {@link Camera#setRotation(com.jme3.math.Quaternion) }. * {@link Camera#setRotation(com.jme3.math.Quaternion) }.
*/ */
@ -636,6 +635,17 @@ public class Camera implements Savable, Cloneable {
onFrameChange(); onFrameChange();
} }
/**
* <code>lookAtDirection</code> sets the direction the camera is facing
* given a direction and an up vector.
*
* @param direction the direction this camera is facing.
*/
public void lookAtDirection(Vector3f direction, Vector3f up) {
this.rotation.lookAt(direction, up);
onFrameChange();
}
/** /**
* <code>setAxes</code> sets the axes (left, up and direction) for this * <code>setAxes</code> sets the axes (left, up and direction) for this
* camera. * camera.
@ -988,6 +998,15 @@ public class Camera implements Savable, Cloneable {
return rVal; return rVal;
} }
/**
* <code>containsGui</code> tests a bounding volume against the ortho
* bounding box of the camera. A bounding box spanning from
* 0, 0 to Width, Height. Constrained by the viewport settings on the
* camera.
*
* @param bound the bound to check for culling
* @return True if the camera contains the gui element bounding volume.
*/
public boolean containsGui(BoundingVolume bound) { public boolean containsGui(BoundingVolume bound) {
return guiBounding.intersects(bound); return guiBounding.intersects(bound);
} }