$Date: 2005/10/22 13:22:42 $
$Revision: 1.7 $
-- Decay of echo effect
-- Delay of echo effect
-- Effect done function pointer
-- (From EM_EFFECT)
-- Effect function pointer
-- (From EM_EFFECT)
-- This feature is called when the effect was unregistered from a_channel.
--
-- Additional user data is given by a_userdata on creation of the effect.
-- (From MIX_EFFECT_DONE_T_CALLBACK)
-- This feature is called whenever data is ready to apply the effect on.
--
-- Use a_stream to modify data of an maximum amount of a_length bytes.
-- Additional user data is given by a_userdata on creation of the effect.
-- (From MIX_EFFECT_FUNC_T_CALLBACK)
-- Sets the effect done function pointer.
-- (From EM_EFFECT)
-- Sets the effect function pointer.
-- (From EM_EFFECT)
-- This feature is called when the effect was unregistered from a_channel.
--
-- Additional user data is given by a_userdata on creation of the effect.
-- (From EM_EFFECT)
-- This feature is called whenever data is ready to apply the effect on.
--
-- Use a_stream to modify data of an maximum amount of a_length bytes.
-- Additional user data is given by a_userdata on creation of the effect.
-- (From EM_EFFECT)
Implements an echo effect for channels and postmix channel.
Note: This effect may boost your CPU. Do not use effects when
having a lot of other things (like drawing).