sglight - specularPower

the backside of .dts got stripes with gslight and small specularPower values

new Material(wallgate)
{
// Rendering Stage 0
mapTo = "wall_gate_middle";
baseTex[0] = "wall_gate_middle";
bumpTex[0] = "wall_gate_middle_bump";
pixelSpecular[0] = true;
specular[0] = "0.3 0.3 0.3 1.0";
specularPower[0] = 1;
};