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Particles: Make attached particle spawners respect the parent's yaw

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Position, velocity and acceleration vectors of particles are rotated
by the yaw of the parent object so that they are truly relative to it.
Clarify new attached particle spawner behavior in lua_api.txt.
This commit is contained in:
orwell96
2016-10-24 19:56:27 +02:00
committed by paramat
parent 4a0a6723af
commit 681d127ff1
5 changed files with 37 additions and 10 deletions
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doc/lua_api.txt
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@@ -4152,7 +4152,8 @@ The Biome API is still in an experimental phase and subject to change.
-- ^ collision_removal: if true then particle is removed when it collides,
-- ^ requires collisiondetection = true to have any effect
attached = ObjectRef,
-- ^ attached: if defined, makes particle positions relative to this object.
-- ^ attached: if defined, particle positions, velocities and accelerations
-- ^ are relative to this object's position and yaw.
vertical = false,
-- ^ vertical: if true faces player using y axis only
texture = "image.png",