Add these lines to your ext_config.ini
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;;;;;;;;;;;;;; RAINFX ;;;;;;;;;;;;;;;
[RAIN_FX]
PUDDLES_MATERIALS =ROAD?, concre?, basalt?, ?PAINT?, ?paint?, box?, gshotel?, towcont, albeckHs, cordongs, armco?, poste2, concent, puentec1, hut2, gar?, tunel?, shield, eif?, sud?, bridsand, bmerce1, dtower2, sqbridge, carpa_n2, walltun1, cordone?, grovee?, sqbridge, parche?, 01 - Default, gras?, mapas1,
PUDDLES_MESHES =
SOAKING_MATERIALS =ROAD?, concre?, basalt?, ?PAINT?, ?paint?, box?, gshotel?, towcont, albeckHs, cordongs, armco?, poste2, concent, puentec1, hut2, gar?, tunel?, shield, eif?, sud?, bridsand, bmerce1, dtower2, sqbridge, carpa_n2, walltun1, cordone?, grovee?, sqbridge, parche?, 01 - Default,
SOAKING_MESHES =
SMOOTH_MATERIALS =
SMOOTH_MESHES =
ROUGH_MATERIALS =01 - Default, gras?, mapas1,
LINES_MATERIALS =?PAINT?, ?paint?,
RELIEF_MATERIALS = '{ dynamic:no & !Bx? }'
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