Implement adding velocity to player from Lua

The intended usecase is knockback, but there's potential for more.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/client/localplayer.cpp b/src/client/localplayer.cpp
index 0e273a16a..c356f7c24 100644
--- a/src/client/localplayer.cpp
+++ b/src/client/localplayer.cpp
@@ -188,6 +188,7 @@ void LocalPlayer::move(f32 dtime, Environment *env, f32 pos_max_d,
 	// Copy parent position if local player is attached
 	if (isAttached) {
 		setPosition(overridePosition);
+		added_velocity = v3f(); // ignored
 		return;
 	}
 
@@ -201,9 +202,13 @@ void LocalPlayer::move(f32 dtime, Environment *env, f32 pos_max_d,
 	if (noclip && free_move) {
 		position += m_speed * dtime;
 		setPosition(position);
+		added_velocity = v3f(); // ignored
 		return;
 	}
 
+	m_speed += added_velocity;
+	added_velocity = v3f();
+
 	/*
 		Collision detection
 	*/
@@ -782,6 +787,7 @@ void LocalPlayer::old_move(f32 dtime, Environment *env, f32 pos_max_d,
 	if (isAttached) {
 		setPosition(overridePosition);
 		m_sneak_node_exists = false;
+		added_velocity = v3f();
 		return;
 	}
 
@@ -795,9 +801,13 @@ void LocalPlayer::old_move(f32 dtime, Environment *env, f32 pos_max_d,
 		position += m_speed * dtime;
 		setPosition(position);
 		m_sneak_node_exists = false;
+		added_velocity = v3f();
 		return;
 	}
 
+	m_speed += added_velocity;
+	added_velocity = v3f();
+
 	/*
 		Collision detection
 	*/