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Improve LuaEntity velocity/acceleration handling (by kahrl); implement staticdata interface to Lua

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This commit is contained in:
Perttu Ahola 2011-11-21 11:15:15 +02:00
parent 811ac5ac3a
commit 0ce0c8fcfb
8 changed files with 234 additions and 79 deletions
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24
src/content_sao.cpp
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@ -1550,6 +1550,8 @@ LuaEntitySAO::LuaEntitySAO(ServerEnvironment *env, v3f pos,
m_init_state(state),
m_registered(false),
m_prop(new LuaEntityProperties),
m_velocity(0,0,0),
m_acceleration(0,0,0),
m_yaw(0),
m_last_sent_yaw(0),
m_last_sent_position(0,0,0),
@ -1610,6 +1612,9 @@ void LuaEntitySAO::step(float dtime, bool send_recommended)
{
m_last_sent_position_timer += dtime;
m_base_position += dtime * m_velocity + 0.5 * dtime * dtime * m_acceleration;
m_velocity += dtime * m_acceleration;
if(m_registered){
lua_State *L = m_env->getLua();
scriptapi_luaentity_step(L, m_id, dtime);
@ -1618,6 +1623,7 @@ void LuaEntitySAO::step(float dtime, bool send_recommended)
if(send_recommended == false)
return;
// TODO: force send when velocity/acceleration changes enough
float minchange = 0.2*BS;
if(m_last_sent_position_timer > 1.0){
minchange = 0.01*BS;
@ -1659,7 +1665,7 @@ std::string LuaEntitySAO::getStaticData()
// state
if(m_registered){
lua_State *L = m_env->getLua();
std::string state = scriptapi_luaentity_get_state(L, m_id);
std::string state = scriptapi_luaentity_get_staticdata(L, m_id);
os<<serializeLongString(state);
} else {
os<<serializeLongString(m_init_state);
@ -1709,6 +1715,16 @@ float LuaEntitySAO::getMinimumSavedMovement()
return 0.1 * BS;
}
void LuaEntitySAO::setVelocity(v3f velocity)
{
m_velocity = velocity;
}
void LuaEntitySAO::setAcceleration(v3f acceleration)
{
m_acceleration = acceleration;
}
void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
{
m_last_sent_move_precision = m_base_position.getDistanceFrom(
@ -1716,6 +1732,8 @@ void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
m_last_sent_position_timer = 0;
m_last_sent_yaw = m_yaw;
m_last_sent_position = m_base_position;
//m_last_sent_velocity = m_velocity;
//m_last_sent_acceleration = m_acceleration;
float update_interval = m_env->getSendRecommendedInterval();
@ -1727,6 +1745,10 @@ void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
writeU8(os, do_interpolate);
// pos
writeV3F1000(os, m_base_position);
// velocity
writeV3F1000(os, m_velocity);
// acceleration
writeV3F1000(os, m_acceleration);
// yaw
writeF1000(os, m_yaw);
// is_end_position (for interpolation)