void weapon_update(Entity *ent) {
cpBody *body = entity_body(ent);
WeaponEntityData *data = entity_data(ent);
if (data->owner && !data->player_joint) {
cvar_setd_player(entity_owner(ent), "weapon_id", entity_id(ent));
data->player_joint = cpSpaceAddConstraint(game.space, cpPivotJointNew2(
body,
entity_body(data->owner),
cpv(0, -WEAPON_HEIGHT / 2), cpv(1, 0)
));
cpConstraintSetErrorBias(data->player_joint, 0);
}
int mult = 0;
if (keymap_is_held("mouse1")) mult++;
if (keymap_is_held("mouse2")) mult--;
if (mult) {
cpVect force_pos = cpv(0, WEAPON_HEIGHT);
cpVect weapon_pos = cpBodyGetPosition(body);
cpVect world_force_pos = cpvadd(weapon_pos, cpvrotate(cpBodyGetRotation(body), force_pos));
cpVect mouse_delta = cpvsub(keymap_mouse_world(), world_force_pos);
cpVect force = cpvmult(cpvnormalize(mouse_delta), mult * WEAPON_SWING_FORCE);
cpBodyApplyForceAtWorldPoint(body, force, world_force_pos);
}
}
void RigidBody2D::AddForce(const Vector2f& force, const Vector2f& point, CoordSys coordSys)
{
switch (coordSys)
{
case CoordSys_Global:
cpBodyApplyForceAtWorldPoint(m_handle, cpv(force.x, force.y), cpv(point.x, point.y));
break;
case CoordSys_Local:
cpBodyApplyForceAtLocalPoint(m_handle, cpv(force.x, force.y), cpv(point.x, point.y));
break;
}
}
