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-rw-r--r--src/content_sao.cpp24
1 files changed, 23 insertions, 1 deletions
diff --git a/src/content_sao.cpp b/src/content_sao.cpp
index dc112275f..986e3f15f 100644
--- a/src/content_sao.cpp
+++ b/src/content_sao.cpp
@@ -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)