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Working on pushing the mirror camera back to prevent intersecting the near

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clip plane.  Closes #2617.
This commit is contained in:
Andrzej Kapolka 2014-04-08 14:48:01 -07:00
parent 8e097be28d
commit 5776514e6a
1 changed files with 10 additions and 0 deletions
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10
interface/src/Application.cpp
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@ -528,6 +528,16 @@ void Application::paintGL() {
_myCamera.setDistance(MIRROR_FULLSCREEN_DISTANCE * _myAvatar->getScale());
_myCamera.setTargetPosition(_myAvatar->getPosition() + glm::vec3(0, headHeight, 0));
_myCamera.setTargetRotation(_myAvatar->getWorldAlignedOrientation() * glm::quat(glm::vec3(0.0f, PI, 0.0f)));
// if the head would intersect the near clip plane, we must push the camera out
glm::vec3 relativePosition = glm::inverse(_myCamera.getTargetRotation()) *
(_myAvatar->getHead()->getPosition() - _myCamera.getTargetPosition());
const float HEAD_RADIUS = 0.1f;
float pushback = relativePosition.z + _myCamera.getNearClip() + HEAD_RADIUS;
if (pushback > 0.0f) {
_myCamera.setTargetPosition(_myCamera.getTargetPosition() +
_myCamera.getTargetRotation() * glm::vec3(0.0f, 0.0f, pushback));
}
}
// Update camera position