lime-json Phaser (JSON) Exporter for Phaser, JSON 1.0 down box2d json no fixed 0.0 1.0 no density Density float -1000 1000 2.0 bounce Bounce float 0 1000 0.0 friction Friction float 0 1000 0.0 isSensor Is Sensor If set the physial bool false filter_groupIndex Group Collision group. int 0 filter_bitfield bitfield 16 filter_categoryBits Cat. Collision category Collision category uint16 1 yes filter_maskBits Mask Collision mask Collision mask uint16 65535 yes