long ExtObject::aRotateToPosition(LPVAL params)
{
float x1 = info.x;
float y1 = info.y;
float x2 = params[0].GetFloat();
float y2 = params[1].GetFloat();
float targetAngle = DEGREES(atan2(y2 - y1, x2 - x1));
info.angle = RotateTowards(info.angle, targetAngle, params[2].GetFloat());
pRuntime->UpdateBoundingBox(this);
return 0;
}
long ExtObject::aRotateToObject(LPVAL params)
{
CRunObject* pTarget = params[0].GetPairedObjectParam(pRuntime, this);
if (pTarget == NULL) return 0;
float x1 = info.x;
float y1 = info.y;
float x2 = pTarget->info.x;
float y2 = pTarget->info.y;
float targetAngle = DEGREES(atan2(y2 - y1, x2 - x1));
info.angle = RotateTowards(info.angle, targetAngle, params[1].GetFloat());
pRuntime->UpdateBoundingBox(this);
return 0;
}
void Entity::rotate(glm::vec3 rotation)
{
this->_modelMatrix = glm::rotate(this->_modelMatrix, rotation.x, glm::vec3(1.0f, 0.0f, 0.0f));
this->_modelMatrix = glm::rotate(this->_modelMatrix, rotation.y, glm::vec3(0.0f, 1.0f, 0.0f));
this->_modelMatrix = glm::rotate(this->_modelMatrix, rotation.z, glm::vec3(0.0f, 0.0f, 1.0f));
//Quaternion to avoid Gimbol Lock
glm::vec3 gPosition1(-1.5f, 0.0f, 0.0f);
glm::vec3 gPosition2( 1.5f, 0.0f, 0.0f);
glm::vec3 desiredDir = gPosition1-gPosition2;
glm::vec3 desiredUp = glm::vec3(0.0f, 0.0f, 1.0f); // +Y
// Compute the desired orientation
glm::quat targetOrientation = glm::normalize(LookAt(desiredDir, desiredUp));
// And interpolate
glm::quat gOrientation2 = RotateTowards(gOrientation2, targetOrientation, 1.0f*0.5f);
}
void CCruiser::Move(float delta)
{
switch (mState)
{
case State::Enter:
//Move downwards
mModel->MoveZ(GetSpeed() * -delta);
if (AREA_BOUNDS_TOP - (2.0f * GetRadius()) > mModel->GetZ())
{
mState = State::Rotate;
}
break;
case State::Attack:
break;
case State::Rotate:
{
RotateTowards((*mpPlayers)[0]->GetCenterPoint(), delta * kRotateSpeed);
float bearingToTarget = BearingTowards((*mpPlayers)[0]->GetCenterPoint());
float rotation = GetRotation();
float rotDif = bearingToTarget > rotation ? bearingToTarget - rotation : rotation - bearingToTarget;
if (rotDif < kRotationMargin)
{
mState = State::Attack;
mWeapon->SetFiring(true);
mStateTimer = 0.0f;
}
}
break;
default:
break;
}
}
