TouchEventPtr AppleTrackpadInputDevice::createEvent(int avgID, Finger* pFinger,
Event::Type eventType)
{
glm::vec2 size = getWindowSize();
IntPoint pos(pFinger->normalized.pos.x*size.x, (1-pFinger->normalized.pos.y)*size.y);
glm::vec2 speed(pFinger->normalized.vel.x*size.x, pFinger->normalized.vel.y*size.y);
float eccentricity = pFinger->majorAxis/pFinger->minorAxis;
glm::vec2 majorAxis = fromPolar(pFinger->angle, pFinger->majorAxis);
majorAxis.y = -majorAxis.y;
glm::vec2 minorAxis = fromPolar(pFinger->angle+1.57, pFinger->minorAxis);
minorAxis.y = -minorAxis.y;
TouchEventPtr pEvent(new TouchEvent(avgID, eventType, pos, Event::TOUCH,
speed, pFinger->angle, pFinger->size, eccentricity, majorAxis,
minorAxis));
return pEvent;
}
bool Sprite::isPointInside( const Vec2f& pt )
{
Vec2f polar = toPolar(pt - _center);
polar.y -= toRadians(_degree);
Vec2f local = fromPolar(polar);
if (local.x > -_size.x/2 && local.x < _size.x/2 &&
local.y > -_size.y/2 && local.y < _size.y/2)
return true;
else
return false;
}
glm::vec3 Vec3::fromPolar(float elevation, float azimuth) {
glm::vec3 v = glm::vec3(elevation, azimuth, 1.0f);
return fromPolar(v);
}
