exit hover now not quite automatic when over floor

remove MyAvatar::jump() method for more general API
This commit is contained in:
Andrew Meadows 2015-04-01 15:13:27 -07:00
parent 0249b8c9c5
commit b37384d759
5 changed files with 32 additions and 7 deletions

View file

@ -970,7 +970,6 @@ void Application::keyPressEvent(QKeyEvent* event) {
case Qt::Key_E:
case Qt::Key_PageUp:
_myAvatar->jump();
_myAvatar->setDriveKeys(UP, 1.0f);
break;
@ -2205,6 +2204,7 @@ void Application::update(float deltaTime) {
{
PerformanceTimer perfTimer("physics");
_myAvatar->relayDriveKeysToCharacterController();
_physicsEngine.stepSimulation();
}

View file

@ -1452,3 +1452,12 @@ void MyAvatar::clearDriveKeys() {
_driveKeys[i] = 0.0f;
}
}
void MyAvatar::relayDriveKeysToCharacterController() {
if (_driveKeys[UP] > 0.0f) {
_characterController.jump();
}
if (_driveKeys[DOWN] > 0.0f) {
_characterController.stopHover();
}
}

View file

@ -87,8 +87,9 @@ public:
void clearDriveKeys();
void setDriveKeys(int key, float val) { _driveKeys[key] = val; };
bool getDriveKeys(int key) { return _driveKeys[key] != 0.0f; };
void jump() { _characterController.jump(); }
void relayDriveKeysToCharacterController();
bool isMyAvatar() { return true; }
bool isLookingAtLeftEye();

View file

@ -26,6 +26,7 @@ const uint32_t PENDING_FLAG_ADD_TO_SIMULATION = 1U << 0;
const uint32_t PENDING_FLAG_REMOVE_FROM_SIMULATION = 1U << 1;
const uint32_t PENDING_FLAG_UPDATE_SHAPE = 1U << 2;
const uint32_t PENDING_FLAG_JUMP = 1U << 3;
const uint32_t PENDING_FLAG_STOP_HOVER = 1U << 4;
// static helper method
static btVector3 getNormalizedVector(const btVector3& v) {
@ -214,7 +215,7 @@ btVector3 CharacterController::perpindicularComponent(const btVector3& direction
const btVector3 LOCAL_UP_AXIS(0.0f, 1.0f, 0.0f);
const float DEFAULT_GRAVITY = 5.0f;
const float TERMINAL_VELOCITY = 55.0f;
const float JUMP_SPEED = 5.0f;
const float JUMP_SPEED = 4.0f;
CharacterController::CharacterController(AvatarData* avatarData) {
assert(avatarData);
@ -229,8 +230,8 @@ CharacterController::CharacterController(AvatarData* avatarData) {
_velocityTimeInterval = 0.0f;
_verticalVelocity = 0.0f;
_verticalOffset = 0.0f;
_gravity = DEFAULT_GRAVITY; // slower than Earth's
_maxFallSpeed = TERMINAL_VELOCITY; // Terminal velocity of a sky diver in m/s.
_gravity = DEFAULT_GRAVITY;
_maxFallSpeed = TERMINAL_VELOCITY;
_jumpSpeed = JUMP_SPEED;
_isOnGround = false;
_isJumping = false;
@ -362,15 +363,18 @@ void CharacterController::scanDown(btCollisionWorld* world) {
btVector3 start = _currentPosition;
const btScalar MAX_SCAN_HEIGHT = 20.0f + _halfHeight + _radius; // closest possible floor for disabling hover
const btScalar MIN_HOVER_HEIGHT = 3.0f + _halfHeight + _radius; // distance to floor for enabling hover
const btScalar MIN_HOVER_HEIGHT = 2.0f + _halfHeight + _radius; // distance to floor for enabling hover
btVector3 end = start - MAX_SCAN_HEIGHT * _currentUp;
world->rayTest(start, end, callback);
if (!callback.hasHit()) {
_isHovering = true;
} else if (_isHovering && callback.m_closestHitFraction * MAX_SCAN_HEIGHT < MIN_HOVER_HEIGHT) {
} else if (_isHovering &&
callback.m_closestHitFraction * MAX_SCAN_HEIGHT < MIN_HOVER_HEIGHT &&
(_pendingFlags & PENDING_FLAG_STOP_HOVER)) {
_isHovering = false;
}
_pendingFlags &= ~ PENDING_FLAG_STOP_HOVER;
}
void CharacterController::stepUp(btCollisionWorld* world) {
@ -529,6 +533,7 @@ void CharacterController::stepDown(btCollisionWorld* collisionWorld, btScalar dt
_verticalVelocity = 0.0f;
_verticalOffset = 0.0f;
_isJumping = false;
_isHovering = false;
_isOnGround = true;
} else if (!_isJumping) {
// sweep again for floor within downStep threshold
@ -555,6 +560,7 @@ void CharacterController::stepDown(btCollisionWorld* collisionWorld, btScalar dt
_verticalVelocity = 0.0f;
_verticalOffset = 0.0f;
_isJumping = false;
_isHovering = false;
_isOnGround = true;
} else {
// nothing to step down on
@ -583,6 +589,7 @@ void CharacterController::reset(btCollisionWorld* collisionWorld) {
_verticalOffset = 0.0;
_isOnGround = false;
_isJumping = false;
_isHovering = true;
_walkDirection.setValue(0,0,0);
_velocityTimeInterval = 0.0;
@ -698,11 +705,16 @@ void CharacterController::jump() {
const quint64 JUMP_TO_HOVER_PERIOD = USECS_PER_SECOND;
if (now - _jumpToHoverStart > JUMP_TO_HOVER_PERIOD) {
_isHovering = true;
_verticalVelocity = 0.0f;
}
}
}
}
void CharacterController::stopHover() {
_pendingFlags |= PENDING_FLAG_STOP_HOVER;
}
void CharacterController::setGravity(btScalar gravity) {
_gravity = gravity;
}
@ -781,6 +793,7 @@ void CharacterController::setEnabled(bool enabled) {
// Setting the ADD bit here works for all cases so we don't even bother checking other bits.
_pendingFlags |= PENDING_FLAG_ADD_TO_SIMULATION;
_isHovering = true;
_verticalVelocity = 0.0f;
} else {
if (_dynamicsWorld) {
_pendingFlags |= PENDING_FLAG_REMOVE_FROM_SIMULATION;

View file

@ -148,6 +148,8 @@ public:
virtual void jump();
virtual bool onGround() const;
void stopHover();
void setMaxFallSpeed(btScalar speed);
void setJumpSpeed(btScalar jumpSpeed);
void setMaxJumpHeight(btScalar maxJumpHeight);