stair_states.json

{
  "forge_marker": 1,
  "defaults": {
    "model": "stairs",
    "textures": {
      "end":  "twilightforest:blocks/stone_tiles",
      "half": "twilightforest:blocks/nagastone_bare",
		  "particle": "#side"
    },
    "uvlock": true
  },
  "variants": {
    "facing": {
      "east":  {          },
      "west":  { "y": 180 },
      "south": { "y": 90  },
      "north": { "y": 270 }
    }, "half":{
      "bottom": {          },
      "top":    { "x": 180 }
    }, "shape": {
      "straight":{},
      "outer_right":{ "model": "outer_stairs" },
      "outer_left": { "model": "outer_stairs" },
      "inner_right":{ "model": "inner_stairs" },
      "inner_left": { "model": "inner_stairs" }
    },
    "facing=east,half=bottom,shape=outer_left":  { "y": 270           },
    "facing=west,half=bottom,shape=outer_left":  { "y": 90            },
    "facing=south,half=bottom,shape=outer_left": { "y": 0             },
    "facing=north,half=bottom,shape=outer_left": { "y": 180           },
    "facing=east,half=bottom,shape=inner_left":  { "y": 270           },
    "facing=west,half=bottom,shape=inner_left":  { "y": 90            },
    "facing=south,half=bottom,shape=inner_left": { "y": 0             },
    "facing=north,half=bottom,shape=inner_left": { "y": 180           },
    "facing=west,half=top,shape=straight":       { "x": 180, "y": 180 },
    "facing=south,half=top,shape=straight":      { "x": 180, "y": 90  },
    "facing=north,half=top,shape=straight":      { "x": 180, "y": 270 },
    "facing=east,half=top,shape=outer_right":    { "x": 180, "y": 90  },
    "facing=west,half=top,shape=outer_right":    { "x": 180, "y": 270 },
    "facing=south,half=top,shape=outer_right":   { "x": 180, "y": 180 },
    "facing=north,half=top,shape=outer_right":   { "x": 180, "y": 0   },
    "facing=east,half=top,shape=outer_left":     { "x": 180, "y": 0   },
    "facing=west,half=top,shape=outer_left":     { "x": 180, "y": 180 },
    "facing=south,half=top,shape=outer_left":    { "x": 180, "y": 90  },
    "facing=north,half=top,shape=outer_left":    { "x": 180, "y": 270 },
    "facing=east,half=top,shape=inner_right":    { "x": 180, "y": 90  },
    "facing=west,half=top,shape=inner_right":    { "x": 180, "y": 270 },
    "facing=south,half=top,shape=inner_right":   { "x": 180, "y": 180 },
    "facing=north,half=top,shape=inner_right":   { "x": 180, "y": 0   },
    "facing=east,half=top,shape=inner_left":     { "x": 180, "y": 0   },
    "facing=west,half=top,shape=inner_left":     { "x": 180, "y": 180 },
    "facing=south,half=top,shape=inner_left":    { "x": 180, "y": 90  },
    "facing=north,half=top,shape=inner_left":    { "x": 180, "y": 270 }
  }
}