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Hand now holds a ball a bit forward, which prevents the body from colliding with the ball on throw.

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This commit is contained in:
Andrew Meadows 2014-01-17 16:36:50 -08:00
parent 3750aa902a
commit 6c6a59b252
3 changed files with 23 additions and 10 deletions
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21
interface/src/avatar/Hand.cpp
View file

@ -83,7 +83,6 @@ void Hand::reset() {
void Hand::simulateToyBall(PalmData& palm, const glm::vec3& fingerTipPosition, float deltaTime) {
Application* app = Application::getInstance();
ParticleTree* particles = app->getParticles()->getTree();
bool ballFromHand = Menu::getInstance()->isOptionChecked(MenuOption::BallFromHand);
int handID = palm.getSixenseID();
const int NEW_BALL_BUTTON = BUTTON_3;
@ -93,7 +92,8 @@ void Hand::simulateToyBall(PalmData& palm, const glm::vec3& fingerTipPosition, f
bool ballAlreadyInHand = _toyBallInHand[handID];
glm::vec3 targetPosition = (ballFromHand ? palm.getPosition() : fingerTipPosition) / (float)TREE_SCALE;
glm::vec3 targetPosition;
palm.getBallHoldPosition(targetPosition);
float targetRadius = CATCH_RADIUS / (float)TREE_SCALE;
// If I don't currently have a ball in my hand, then try to catch closest one
@ -148,7 +148,8 @@ void Hand::simulateToyBall(PalmData& palm, const glm::vec3& fingerTipPosition, f
if ((palm.getControllerButtons() & NEW_BALL_BUTTON) && (_toyBallInHand[handID] == false)) {
_toyBallInHand[handID] = true;
// Create a particle on the particle server
glm::vec3 ballPosition = ballFromHand ? palm.getPosition() : fingerTipPosition;
glm::vec3 ballPosition;
palm.getBallHoldPosition(ballPosition);
_ballParticleEditHandles[handID] = app->makeParticle(
ballPosition / (float)TREE_SCALE,
TOY_BALL_RADIUS / (float) TREE_SCALE,
@ -171,7 +172,8 @@ void Hand::simulateToyBall(PalmData& palm, const glm::vec3& fingerTipPosition, f
xColor colorForParticleInHand = particleInHand ? particleInHand->getXColor()
: TOY_BALL_ON_SERVER_COLOR[_whichBallColor[handID]];
glm::vec3 ballPosition = ballFromHand ? palm.getPosition() : fingerTipPosition;
glm::vec3 ballPosition;
palm.getBallHoldPosition(ballPosition);
_ballParticleEditHandles[handID]->updateParticle(ballPosition / (float)TREE_SCALE,
TOY_BALL_RADIUS / (float) TREE_SCALE,
colorForParticleInHand,
@ -188,8 +190,9 @@ void Hand::simulateToyBall(PalmData& palm, const glm::vec3& fingerTipPosition, f
const float THROWN_VELOCITY_SCALING = 1.5f;
_toyBallInHand[handID] = false;
palm.updateCollisionlessPaddleExpiry();
glm::vec3 ballPosition = ballFromHand ? palm.getPosition() : fingerTipPosition;
glm::vec3 ballVelocity = ballFromHand ? palm.getRawVelocity() : palm.getTipVelocity();
glm::vec3 ballPosition;
palm.getBallHoldPosition(ballPosition);
glm::vec3 ballVelocity = palm.getTipVelocity();
glm::quat avatarRotation = _owningAvatar->getOrientation();
ballVelocity = avatarRotation * ballVelocity;
ballVelocity *= THROWN_VELOCITY_SCALING;
@ -551,7 +554,6 @@ void Hand::renderLeapHands(bool isMine) {
//const glm::vec3 handColor = _ballColor;
const glm::vec3 handColor(1.0, 0.84, 0.66); // use the skin color
bool ballFromHand = Menu::getInstance()->isOptionChecked(MenuOption::BallFromHand);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
@ -562,9 +564,8 @@ void Hand::renderLeapHands(bool isMine) {
if (!palm.isActive()) {
continue;
}
glm::vec3 targetPosition = ballFromHand ? palm.getPosition() : palm.getTipPosition();
const float BALL_FORWARD_OFFSET = 0.08f; // put the ball a bit forward of fingers
targetPosition += BALL_FORWARD_OFFSET * palm.getNormal();
glm::vec3 targetPosition;
palm.getBallHoldPosition(targetPosition);
glPushMatrix();
ParticleTree* particles = Application::getInstance()->getParticles()->getTree();

9
libraries/avatars/src/HandData.cpp
View file

@ -295,6 +295,15 @@ const glm::vec3& FingerData::getTrailPosition(int index) {
return _tipTrailPositions[posIndex];
}
void PalmData::getBallHoldPosition(glm::vec3& position) const {
const float BALL_FORWARD_OFFSET = 0.08f; // put the ball a bit forward of fingers
position = BALL_FORWARD_OFFSET * getNormal();
if (_fingers.size() > 0) {
position += _fingers[0].getTipPosition();
} else {
position += getPosition();
}
}

3
libraries/avatars/src/HandData.h
View file

@ -198,6 +198,9 @@ public:
bool hasPaddle() const { return _collisionlessPaddleExpiry < usecTimestampNow(); }
void updateCollisionlessPaddleExpiry() { _collisionlessPaddleExpiry = usecTimestampNow() + USECS_PER_SECOND; }
/// Store position where the palm holds the ball.
void getBallHoldPosition(glm::vec3& position) const;
private:
std::vector<FingerData> _fingers;
glm::quat _rawRotation;