smooth seems to be a keyword in glsl and using it as a name for function property caused issues.
smoothing factor to reduce high values near the light. http://wiki.blender.org/index.php/Doc:2.6/Manual/Render/Cycles/Nodes/More#Light_Falloff Note that this was already possible to do manually with the Ray Length, but this adds a convenient node for it. This commit also makes the mapping node min/max option work, fixing #31348.
* Shadow color now usable in the BGE * Simplified the shadow panel while "Blender Game" renderer is active * Added variance shadow maps for the BGE * Buffered shadows on sun lamps in the BGE (orthographic) * Light textures in the BGE