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        <variable value="0" type="scalar" name="specular_power"/>
        <diffuse_texture file="units/world/environment/train/vista/tra_backdrop_near_tracks/tra_backdrop_near_tracks_df"/>
        <bump_normal_texture file="units/world/environment/train/vista/tra_backdrop_near_tracks/tra_backdrop_near_tracks_nm"/>
    </material>
    <material name="tra_backdrop_near_bridgestone" version="2" render_template="generic:DIFFUSE_TEXTURE:NORMALMAP">
        <variable value="0" type="scalar" name="specular_power"/>
        <diffuse_texture file="units/world/environment/train/vista/tra_backdrop_near_tunnel/tra_backdrop_near_tunnel_df"/>
        <bump_normal_texture file="units/world/environment/train/vista/tra_backdrop_near_tunnel/tra_backdrop_near_tunnel_nm"/>
    </material>
    <material name="tra_backdrop_near_bridgestone_vegetation" version="2" render_template="generic:ALPHA_MASKED:DIFFUSE_TEXTURE:DOUBLE_SIDED:EXTERNAL_ALPHA_REF:NORMALMAP:OPACITY_TEXTURE">
        <variable value="0" type="scalar" name="specular_power"/>
        <diffuse_texture file="units/world/environment/train/vista/tra_backdrop_near_forest/tra_backdrop_near_forest_straight_df"/>
        <bump_normal_texture file="units/world/environment/train/vista/tra_backdrop_near_forest/tra_backdrop_near_forest_straight_nm"/>
        <opacity_texture file="units/world/environment/train/vista/tra_backdrop_near_forest/tra_backdrop_near_forest_straight_op"/>
        <variable value="0.5" type="scalar" name="alpha_ref"/>
    </material>
    <material name="shadow_caster" render_template="shadow_caster_only" version="2" />
</materials>
