{
    "nodes": [
        {
            "datums": [
                {
                    "expr": "\u0011[__1.__4]",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 0
                },
                {
                    "expr": "0",
                    "name": "_x",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "0",
                    "name": "_y",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "4",
                    "name": "i",
                    "type": "int",
                    "uid": 3
                },
                {
                    "expr": "1",
                    "name": "j",
                    "type": "int",
                    "uid": 4
                },
                {
                    "expr": "30",
                    "name": "dx",
                    "type": "float",
                    "uid": 5
                },
                {
                    "expr": "1",
                    "name": "dy",
                    "type": "float",
                    "uid": 6
                },
                {
                    "expr": "\u0012fab.types.Shape('m-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf9.5',float('-54.500000'),float('-9.500000'),float('-inf'),float('54.500000'),float('9.500000'),float('inf'))",
                    "name": "array",
                    "type": "_fabtypes.Shape",
                    "uid": 7
                }
            ],
            "inspector": [
                321.8462833927515,
                -228.85073208229224
            ],
            "name": "a0",
            "script": [
                "import fab",
                "",
                "title('Array (2D)')",
                "",
                "input('shape', fab.types.Shape)",
                "input('_x', float)",
                "input('_y', float)",
                "input('i', int)",
                "input('j', int)",
                "input('dx', float)",
                "input('dy', float)",
                "",
                "output('array', fab.shapes.iterate3d(shape, i, j, 1, dx, dy, 0))",
                "",
                "# UI",
                "sb.ui.wireframe([",
                "    (_x + dx, _y, 0), (_x, _y, 0), (_x, _y + dy, 0)], color=sb.color.teal)",
                "sb.ui.wireframe([",
                "    (_x + dx, _y - 0.3, 0), (_x + dx, _y + 0.3, 0)], color=sb.color.teal)",
                "sb.ui.wireframe([",
                "    (_x + 0.3, _y + dy, 0), (_x - 0.3, _y + dy, 0)], color=sb.color.teal)",
                "",
                "sb.ui.point(_x, _y, 0, color=sb.color.teal)",
                "sb.ui.point(_x + dx, _y, 0, color=sb.color.teal, drag=(dx, None, None))",
                "sb.ui.point(_x, _y + dy, 0, color=sb.color.teal, drag=(None, dy, None))",
                ""
            ],
            "uid": 5
        },
        {
            "datums": [
                {
                    "expr": "-r1.width/2+20",
                    "name": "x0",
                    "type": "float",
                    "uid": 0
                },
                {
                    "expr": "0",
                    "name": "y0",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "9.5",
                    "name": "r",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "0",
                    "name": "_a",
                    "type": "float",
                    "uid": 3
                },
                {
                    "expr": "\u0012fab.types.Shape('-r+q-Xf-45qYf9.5',float('-54.500000'),float('-9.500000'),float('-inf'),float('-35.500000'),float('9.500000'),float('inf'))",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 4
                }
            ],
            "inspector": [
                -35.63910414545871,
                -318.96998210185552
            ],
            "name": "c0",
            "script": [
                "# Neil Gershenfeld 1/24/15",
                "# Matt Keeter 6/11/18",
                "",
                "import fab",
                "import math",
                "",
                "title('Circle (center)')",
                "",
                "input('x0',float)",
                "input('y0',float)",
                "input('r',float)",
                "input('_a',float)",
                "",
                "output('shape', fab.shapes.circle(x0, y0, r))",
                "",
                "def drag_r(this,x,y,z):",
                "    dx = x - this.x0",
                "    dy = y - this.y0",
                "    this.r = math.sqrt(dx**2 + dy**2)",
                "    this._a = math.atan2(dy, dx)",
                "",
                "# UI",
                "sb.ui.wireframe([",
                "    (math.cos(i/36. * 2*math.pi) * r + x0,",
                "     math.sin(i/36. * 2*math.pi) * r + y0, 0)",
                "    for i in range(36)], close=True)",
                "sb.ui.point(x0,y0)",
                "sb.ui.point(x0 + r*math.cos(_a),",
                "             y0 + r*math.sin(_a),",
                "             drag=drag_r, relative=False)",
                "",
                ""
            ],
            "uid": 1
        },
        {
            "datums": [
                {
                    "expr": "-r1.width/2+20",
                    "name": "x0",
                    "type": "float",
                    "uid": 0
                },
                {
                    "expr": "0",
                    "name": "y0",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "7.5",
                    "name": "r",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "0",
                    "name": "_a",
                    "type": "float",
                    "uid": 3
                },
                {
                    "expr": "\u0012fab.types.Shape('-r+q-Xf-45qYf7.5',float('-52.500000'),float('-7.500000'),float('-inf'),float('-37.500000'),float('7.500000'),float('inf'))",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 4
                }
            ],
            "inspector": [
                -45.395618792840565,
                -510.23947507205816
            ],
            "name": "c1",
            "script": [
                "# Neil Gershenfeld 1/24/15",
                "# Matt Keeter 6/11/18",
                "",
                "import fab",
                "import math",
                "",
                "title('Circle (center)')",
                "",
                "input('x0',float)",
                "input('y0',float)",
                "input('r',float)",
                "input('_a',float)",
                "",
                "output('shape', fab.shapes.circle(x0, y0, r))",
                "",
                "def drag_r(this,x,y,z):",
                "    dx = x - this.x0",
                "    dy = y - this.y0",
                "    this.r = math.sqrt(dx**2 + dy**2)",
                "    this._a = math.atan2(dy, dx)",
                "",
                "# UI",
                "sb.ui.wireframe([",
                "    (math.cos(i/36. * 2*math.pi) * r + x0,",
                "     math.sin(i/36. * 2*math.pi) * r + y0, 0)",
                "    for i in range(36)], close=True)",
                "sb.ui.point(x0,y0)",
                "sb.ui.point(x0 + r*math.cos(_a),",
                "             y0 + r*math.sin(_a),",
                "             drag=drag_r, relative=False)",
                "",
                ""
            ],
            "uid": 2
        },
        {
            "datums": [
                {
                    "expr": "\u0011[__2.__4]",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 0
                },
                {
                    "expr": "0",
                    "name": "_x",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "0.0",
                    "name": "_y",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "4",
                    "name": "i",
                    "type": "int",
                    "uid": 3
                },
                {
                    "expr": "1",
                    "name": "j",
                    "type": "int",
                    "uid": 4
                },
                {
                    "expr": "30",
                    "name": "dx",
                    "type": "float",
                    "uid": 5
                },
                {
                    "expr": "1",
                    "name": "dy",
                    "type": "float",
                    "uid": 6
                },
                {
                    "expr": "\u0012fab.types.Shape('m-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf7.5',float('-52.500000'),float('-7.500000'),float('-inf'),float('52.500000'),float('7.500000'),float('inf'))",
                    "name": "array",
                    "type": "_fabtypes.Shape",
                    "uid": 7
                }
            ],
            "inspector": [
                314.55933307629243,
                -596.69407471347017
            ],
            "name": "a1",
            "script": [
                "import fab",
                "",
                "title('Array (2D)')",
                "",
                "input('shape', fab.types.Shape)",
                "input('_x', float)",
                "input('_y', float)",
                "input('i', int)",
                "input('j', int)",
                "input('dx', float)",
                "input('dy', float)",
                "",
                "output('array', fab.shapes.iterate3d(shape, i, j, 1, dx, dy, 0))",
                "",
                "# UI",
                "sb.ui.wireframe([",
                "    (_x + dx, _y, 0), (_x, _y, 0), (_x, _y + dy, 0)], color=sb.color.teal)",
                "sb.ui.wireframe([",
                "    (_x + dx, _y - 0.3, 0), (_x + dx, _y + 0.3, 0)], color=sb.color.teal)",
                "sb.ui.wireframe([",
                "    (_x + 0.3, _y + dy, 0), (_x - 0.3, _y + dy, 0)], color=sb.color.teal)",
                "",
                "sb.ui.point(_x, _y, 0, color=sb.color.teal)",
                "sb.ui.point(_x + dx, _y, 0, color=sb.color.teal, drag=(dx, None, None))",
                "sb.ui.point(_x, _y + dy, 0, color=sb.color.teal, drag=(None, dy, None))",
                ""
            ],
            "uid": 3
        },
        {
            "datums": [
                {
                    "expr": "\u0011[__5.__7]",
                    "name": "a",
                    "type": "_fabtypes.Shape",
                    "uid": 0
                },
                {
                    "expr": "\u0011[__3.__7]",
                    "name": "b",
                    "type": "_fabtypes.Shape",
                    "uid": 1
                },
                {
                    "expr": "\u0012fab.types.Shape('am-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf9.5nm-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf7.5',float('-54.500000'),float('-9.500000'),float('-inf'),float('54.500000'),float('9.500000'),float('inf'))",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 2
                }
            ],
            "inspector": [
                690.67143226920359,
                -431.23561517692269
            ],
            "name": "d0",
            "script": [
                "import fab.types",
                "",
                "title('Difference')",
                "input('a', fab.types.Shape)",
                "input('b', fab.types.Shape)",
                "",
                "output('shape', a & ~b)",
                ""
            ],
            "uid": 4
        },
        {
            "datums": [
                {
                    "expr": "0.0",
                    "name": "_x",
                    "type": "float",
                    "uid": 0
                },
                {
                    "expr": "0.0",
                    "name": "_y",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "0",
                    "name": "zmin",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "5",
                    "name": "zmax",
                    "type": "float",
                    "uid": 3
                },
                {
                    "expr": "\u0011[__8.__5]",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 4
                },
                {
                    "expr": "\u0012fab.types.Shape('am__f1iiiiiaa-f-65X-Xf65a-f-10Y-Yf10aa-f-55X-Xf55a-f-20Y-Yf20-r+q-Xf-55q-Yf-10f10-r+q-Xf-55q-Yf10f10-r+q-Xf55q-Yf-10f10-r+q-Xf55q-Yf10f10a-f0Z-Zf5',float('-65.000000'),float('-20.000000'),float('0.000000'),float('65.000000'),float('20.000000'),float('5.000000'))",
                    "name": "out",
                    "type": "_fabtypes.Shape",
                    "uid": 5
                }
            ],
            "inspector": [
                365.05661584615689,
                47.37390521650412
            ],
            "name": "e0",
            "script": [
                "import fab",
                "",
                "title('Extrude')",
                "",
                "input('_x', float)",
                "input('_y', float)",
                "input('zmin', float)",
                "input('zmax', float)",
                "",
                "input('shape', fab.types.Shape)",
                "output('out', fab.shapes.extrude_z(shape, zmin, zmax))",
                "",
                "# UI",
                "sb.ui.wireframe([(_x, _y, zmin), (_x, _y, zmax)], color=sb.color.green)",
                "sb.ui.point(_x, _y, zmin, color=sb.color.green)",
                "sb.ui.point(_x, _y, zmax, color=sb.color.green)",
                "",
                ""
            ],
            "uid": 6
        },
        {
            "datums": [
                {
                    "expr": "0.0",
                    "name": "_x",
                    "type": "float",
                    "uid": 0
                },
                {
                    "expr": "0.0",
                    "name": "_y",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "0",
                    "name": "zmin",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "11",
                    "name": "zmax",
                    "type": "float",
                    "uid": 3
                },
                {
                    "expr": "\u0011[__4.__2]",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 4
                },
                {
                    "expr": "\u0012fab.types.Shape('am__f1am-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf9.5nm-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf7.5a-f0Z-Zf11',float('-54.500000'),float('-9.500000'),float('0.000000'),float('54.500000'),float('9.500000'),float('11.000000'))",
                    "name": "out",
                    "type": "_fabtypes.Shape",
                    "uid": 5
                }
            ],
            "inspector": [
                723.93246515624139,
                -650.21967780906368
            ],
            "name": "e1",
            "script": [
                "import fab",
                "",
                "title('Extrude')",
                "",
                "input('_x', float)",
                "input('_y', float)",
                "input('zmin', float)",
                "input('zmax', float)",
                "",
                "input('shape', fab.types.Shape)",
                "output('out', fab.shapes.extrude_z(shape, zmin, zmax))",
                "",
                "# UI",
                "sb.ui.wireframe([(_x, _y, zmin), (_x, _y, zmax)], color=sb.color.green)",
                "sb.ui.point(_x, _y, zmin, color=sb.color.green)",
                "sb.ui.point(_x, _y, zmax, color=sb.color.green)",
                "",
                ""
            ],
            "uid": 7
        },
        {
            "datums": [
                {
                    "expr": "0.0",
                    "name": "x",
                    "type": "float",
                    "uid": 0
                },
                {
                    "expr": "0.0",
                    "name": "y",
                    "type": "float",
                    "uid": 1
                },
                {
                    "expr": "130",
                    "name": "width",
                    "type": "float",
                    "uid": 2
                },
                {
                    "expr": "40",
                    "name": "height",
                    "type": "float",
                    "uid": 3
                },
                {
                    "expr": "0.5",
                    "name": "r",
                    "type": "float",
                    "uid": 4
                },
                {
                    "expr": "\u0012fab.types.Shape('iiiiiaa-f-65X-Xf65a-f-10Y-Yf10aa-f-55X-Xf55a-f-20Y-Yf20-r+q-Xf-55q-Yf-10f10-r+q-Xf-55q-Yf10f10-r+q-Xf55q-Yf-10f10-r+q-Xf55q-Yf10f10',float('-65.000000'),float('-20.000000'),float('-inf'),float('65.000000'),float('20.000000'),float('inf'))",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 5
                }
            ],
            "inspector": [
                -65.145025882845601,
                69.959039231485292
            ],
            "name": "r1",
            "script": [
                "# Neil Gershenfeld 1/24/15",
                "# Matt Keeter 6/11/15",
                "",
                "import fab",
                "",
                "title('Rounded rectangle (center)')",
                "",
                "input('x', float)",
                "input('y', float)",
                "input('width', float)",
                "input('height', float)",
                "input('r', float)",
                "",
                "xmin, xmax = x - width/2, x + width/2",
                "ymin, ymax = y - height/2, y + height/2",
                "",
                "# This is the circle's radius in actual units (not a 0-1 fraction)",
                "r_ = r * min(width, height)/2",
                "",
                "output('shape', fab.shapes.rounded_rectangle(xmin, xmax, ymin, ymax, r))",
                "",
                "def drag_r(this, x, y, z):",
                "    if abs(this.width) < abs(this.height):",
                "        d = abs(this.width)",
                "        mid = this.y + this.height/2 - d/2",
                "    else:",
                "        d = abs(this.width)",
                "        mid = this.y",
                "    r = 1 - (y - mid) / (d/2)",
                "    this.r = float(min(1, max(0, r)))",
                "",
                "def drag_hw(this, x, y, z):",
                "   this.height = abs(2 * (y - this.y))",
                "   this.width = abs(2 * (x - this.x))",
                "",
                "# UI",
                "sb.ui.wireframe(",
                "        [(xmin, ymin, 0), (xmax, ymin, 0), (xmax, ymax, 0), (xmin, ymax, 0)],",
                "        close=True)",
                "sb.ui.wireframe([(xmax - r_, ymax, 0), (xmax, ymax - r_, 0)])",
                "sb.ui.point(x, y)",
                "sb.ui.point(xmax, ymax, drag=drag_hw, relative=False)",
                "sb.ui.point(xmax, ymax - r_, drag=drag_r, relative=False)",
                "",
                ""
            ],
            "uid": 8
        },
        {
            "datums": [
                {
                    "expr": "\u0011[__6.__5,__7.__5]",
                    "name": "shape",
                    "type": "_fabtypes.Shape",
                    "uid": 0
                },
                {
                    "expr": "\u0012fab.types.Shape('iam__f1iiiiiaa-f-65X-Xf65a-f-10Y-Yf10aa-f-55X-Xf55a-f-20Y-Yf20-r+q-Xf-55q-Yf-10f10-r+q-Xf-55q-Yf10f10-r+q-Xf55q-Yf-10f10-r+q-Xf55q-Yf10f10a-f0Z-Zf5am__f1am-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf9.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf9.5nm-Xf0-Yf0-Zf0m-Xf0-Yf0-Zf0iiim-Xf0-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf30-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf60-Yf0-Zf0-r+q-Xf-45qYf7.5m-Xf90-Yf0-Zf0-r+q-Xf-45qYf7.5a-f0Z-Zf11',float('-65.000000'),float('-20.000000'),float('0.000000'),float('65.000000'),float('20.000000'),float('11.000000'))",
                    "name": "out",
                    "type": "_fabtypes.Shape",
                    "uid": 1
                }
            ],
            "inspector": [
                746.01561898097418,
                4.2029048956674604
            ],
            "name": "m0",
            "script": [
                "import fab",
                "",
                "title('Mesh (.stl)')",
                "",
                "input('shape', fab.types.Shape)",
                "output('out', shape)",
                "",
                "sb.export.stl(shape)",
                ""
            ],
            "uid": 0
        }
    ],
    "protocol": 6,
    "type": "sb"
}