diff --git a/config/regular.yaml b/config/regular.yaml
index 41b3f10..feb94bc 100644
--- a/config/regular.yaml
+++ b/config/regular.yaml
@@ -1,3 +1,5 @@
+anchor:
+  angle: -5
 columns:
   - name: pinky
     rotate: 5
@@ -18,7 +20,7 @@ thumbfan:
   - name: palmward
     anchor: 
       ref: inner_bottom
-      shift: [-12, -19]
+      shift: [-7, -19]
     column: ring
     padding: 21.25
     rotate: 28
diff --git a/helpers/points.js b/helpers/points.js
index cffc27b..e8cc15c 100644
--- a/helpers/points.js
+++ b/helpers/points.js
@@ -6,157 +6,285 @@ const fs = require('fs-extra')
 
 // TODO: refactor this to use the new config format
 
-const column = (func, col) => ({
-    models: {
-        bottom: up(func(col, 'bottom'), 0 * (side + padding)),
-        middle: up(func(col, 'middle'), 1 * (side + padding)),
-        top:    up(func(col, 'top'),    2 * (side + padding))
-    }
-})
+// const column = (func, col) => ({
+//     models: {
+//         bottom: up(func(col, 'bottom'), 0 * (side + padding)),
+//         middle: up(func(col, 'middle'), 1 * (side + padding)),
+//         top:    up(func(col, 'top'),    2 * (side + padding))
+//     }
+// })
 
-const matrix = (func) => {
-    const models = {}
-    let i = 0
-    let sum = 0
-    for (const {name, shift} of columns) {
-        let col = column(func, name)
-        sum += shift
-        if (name == 'pinky') {
-            col = rotate(col, pinky_angle, [side, 0])
-        }
-        col = up(col, sum)
-        col = right(col, i * (side + padding))
-        models[name] = col
-        i++
+// const matrix = (func) => {
+//     const models = {}
+//     let i = 0
+//     let sum = 0
+//     for (const {name, shift} of columns) {
+//         let col = column(func, name)
+//         sum += shift
+//         if (name == 'pinky') {
+//             col = rotate(col, pinky_angle, [side, 0])
+//         }
+//         col = up(col, sum)
+//         col = right(col, i * (side + padding))
+//         models[name] = col
+//         i++
+//     }
+//     return {models}
+// }
+
+// const thumbfan = (func) => ({
+//     models: {
+//         inner: func('thumb', 'inner'),
+//         home: rotate(
+//             right(
+//                 func('thumb', 'home'),
+//                 side + padding + kc_diff
+//             ),
+//             thumb_angle,
+//             [side + padding / 2, -overhang]
+//         ),
+//         outer: rotate(
+//             right(
+//                 rotate(
+//                     right(
+//                         func('thumb', 'outer'),
+//                         side + padding + kc_diff
+//                     ),
+//                     thumb_angle,
+//                     [side + padding / 2 + kc_diff, -overhang]
+//                 ),
+//                 side + padding + kc_diff
+//             ),
+//             thumb_angle,
+//             [side + padding / 2, -overhang]
+//         )
+//     }
+// })
+
+// const half = (func) => {
+//     const result = {
+//         models: {
+//             matrix: matrix(func),
+//             thumbfan: move(
+//                 thumbfan(func),
+//                 [
+//                     3 * (side + padding) + thumb_start,
+//                     -(side + padding) + staggers_sum
+//                 ]
+//             )
+//         }
+//     }
+//     return m.model.rotate(result, half_angle)
+// }
+
+
+// TODO temp
+let _debug_key = 0
+const _debug = {}
+const debug = (xy) => {
+    _debug[_debug_key++] = { 
+        type: 'circle', 
+        origin: [xy[0], xy[1]],
+        radius: 1
     }
-    return {models}
 }
 
-const thumbfan = (func) => ({
-    models: {
-        inner: func('thumb', 'inner'),
-        home: rotate(
-            right(
-                func('thumb', 'home'),
-                side + padding + kc_diff
-            ),
-            thumb_angle,
-            [side + padding / 2, -overhang]
-        ),
-        outer: rotate(
-            right(
-                rotate(
-                    right(
-                        func('thumb', 'outer'),
-                        side + padding + kc_diff
-                    ),
-                    thumb_angle,
-                    [side + padding / 2 + kc_diff, -overhang]
-                ),
-                side + padding + kc_diff
-            ),
-            thumb_angle,
-            [side + padding / 2, -overhang]
-        )
-    }
-})
-
-const half = (func) => {
-    const result = {
-        models: {
-            matrix: matrix(func),
-            thumbfan: move(
-                thumbfan(func),
-                [
-                    3 * (side + padding) + thumb_start,
-                    -(side + padding) + staggers_sum
-                ]
-            )
-        }
-    }
-    return m.model.rotate(result, half_angle)
-}
-
-
-
-
-
-const dump = (points) => {
+const dump = exports.dump = (points, opts={}) => {
 
     const line = (a, b) => ({
         type: 'line',
         origin: a,
         end: b
     })
+    const s = (opts.side || 14) / 2
 
     const models = {}
     for (const [key, point] of Object.entries(points)) {
-        const s = 7
         const paths = {
             l: line([-s, -s], [-s,  s]),
             t: line([-s,  s], [ s,  s]),
             r: line([ s,  s], [ s, -s]),
             b: line([ s, -s], [-s, -s])
         }
-        models[key] = m.model.moveRelative(m.model.rotate({paths}, point.r), point.xy)
+        models[key] = m.model.moveRelative(m.model.rotate({paths}, point.r), point.p)
     }
 
+    // TODO
+    models['debug'] = {paths: _debug}
+
     const assembly = m.model.originate({
         models,
         units: 'mm'
     })
 
-    fs.writeFileSync(`dump.dxf`, m.exporter.toDXF(assembly))
+    fs.writeFileSync(`${opts.file || 'dump'}.dxf`, m.exporter.toDXF(assembly))
 }
 
 
+
+
+const Point = exports.Point = class Point {
+    constructor(x, y, r, col={}, row={}) {
+        this.x = x
+        this.y = y
+        this.r = r
+        this.col = col
+        this.row = row
+    }
+
+    get p() {
+        return [this.x, this.y]
+    }
+
+    set p(val) {
+        [this.x, this.y] = val
+    }
+}
+
+
+const push_rotation = (list, angle, origin) => {
+    let candidate = origin
+    for (const r of list) {
+        candidate = m.point.rotate(candidate, r.angle, r.origin)
+    }
+    list.push({
+        angle: angle,
+        origin: candidate
+    })
+}
+
+
+const matrix = (cols, rows, anchor=new Point(0, 0, 0), reverse=false) => {
+
+    console.log('matrix', cols, rows, anchor, reverse)
+
+
+    const sign = reverse ? -1 : 1
+    const points = {}
+    let x = anchor.x
+    let stagger_sum = anchor.y
+    let rotation_sum = anchor.r
+    const rotations = [{
+        angle: anchor.r,
+        origin: [0, 0]
+    }]
+    for (const col of cols) {
+        
+
+        // TODO rotation origin reversal is not this easy
+        // and probably the whole reversal idea is not even necessary
+        // sleep on it, and possibly remove to simplify
+
+
+        if (reverse) {
+            x -= col.padding || 19
+            if (col.rotate) {
+                let ox = 0, oy = 0
+                if (col.origin) {
+                    ox = -col.origin[0]
+                    oy = col.origin[1]
+                }
+                push_rotation(
+                    rotations,
+                    col.rotate,
+                    m.point.add([ox, oy], [x, stagger_sum])
+                )
+                rotation_sum += col.rotate
+            }
+        }
+
+        stagger_sum += sign * col.stagger || 0
+        let y = stagger_sum
+        
+
+        for (const row of (col.rows || rows || [{name: 'default'}])) {
+            let point = [x, y]
+            debug(point)
+            for (const r of rotations) {
+                point = m.point.rotate(point, r.angle, r.origin)
+                debug(point)
+            }
+            points[col.name + '_' + row.name] = new Point(
+                point[0],
+                point[1],
+                rotation_sum + (row.angle || 0),
+                col,
+                row
+            )
+            console.log('new Point', points[col.name + '_' + row.name])
+            y += row.padding || 19
+        }
+
+        
+
+
+        if (!reverse) {
+            if (col.rotate) {
+                push_rotation(
+                    rotations,
+                    -col.rotate,
+                    m.point.add(col.origin || [0, 0], [x, stagger_sum])
+                )
+
+                a = rotations.pop()
+                debug(a.origin)
+                rotations.push(a)
+
+                rotation_sum += -col.rotate
+            }
+            x += col.padding || 19
+        }
+
+        
+
+    }
+    return points
+}
+
+
+
+
+
+
+
+
 exports.parse = (config) => {
 
-    const points = {}
-
-    // matrix
-    let x = 0
-    let stagger_sum = 0
-    let rotation_sum = 0
-    const rotations = []
-    for (const col of config.columns) {
-        stagger_sum += col.stagger || 0
-        let y = stagger_sum
-        for (const row of (col.rows || config.rows)) {
-            let point = [x, y]
-            for (const r of rotations) {
-                point = m.point.rotate(point, r.angle, r.origin)
-            }
-            points[col.name + '_' + row.name] = {
-                xy: point,
-                r: rotation_sum
-            }
-            y += row.padding || 19
+    // basic matrix
+    let matrix_anchor
+    if (config.anchor) {
+        let x = 0
+        let y = 0
+        if (config.anchor.shift) {
+            x = config.anchor.shift[0]
+            y = config.anchor.shift[1]
         }
-        if (col.rotate) {
-            rotations.push({
-                angle: -col.rotate,
-                origin: m.point.add(col.origin || [0, 0], [x, stagger_sum])
-            })
-            rotation_sum += -col.rotate
-        }
-        x += col.padding || 19
+        const r = -config.anchor.angle || 0
+        matrix_anchor = new Point(x, y, r)
     }
+    let points = matrix(config.columns, config.rows, matrix_anchor)
 
     // thumbfan
-    let anchor_index = -1
-    let anchor_point = false
+    let thumb_anchor = new Point(0, 0, 0)
+    let thumb_anchor_index = -1
     for (const key of config.thumbfan) {
-        if (!anchor_point) {
-            anchor_index++
-            if (key.anchor) {
-                const ref = points[key.anchor.ref]
-                anchor_point = m.point.add(ref, key.anchor.shift)
-            } else continue
-        }
-
+        thumb_anchor_index++
+        if (key.anchor) {
+            const ref = points[key.anchor.ref] || thumb_anchor
+            thumb_anchor.p = m.point.add(ref.p, key.anchor.shift)
+            thumb_anchor.r += key.anchor.angle || 0
+            break
+        } else continue
     }
 
+    const forward = config.thumbfan.slice(thumb_anchor_index)
+    const rewind = config.thumbfan.slice(0, thumb_anchor_index)
+    const thumb_rows = config.thumb_rows || [{name: 'thumb'}]
+    
+    points = Object.assign(points, matrix(forward, thumb_rows, thumb_anchor))
+    points = Object.assign(points, matrix(rewind, thumb_rows, thumb_anchor, true))
+
+
     dump(points)
     throw 2