gerber-plotter - npm Package Compare versions

Comparing version 0.1.0 to 0.1.1

API.md

@@ -137,6 +137,6 @@ # gerber plotter api
 
-A modifier that changes the subsequent shape polarities to `clear` or `dark`. By default, all shapes are `dark`. A dark shape creates an image, while a clear shape erases any shape that lies below it (in that pad). Used for macro-defined tools and standard tools with holes:
+A modifier that changes the subsequent shape polarities to `clear` or `dark`. By default, all shapes are `dark`. A dark shape creates an image, while a clear shape erases any shape that lies below it. Used for macro-defined tools and standard tools with holes. The polarity object also includes the current size of the image:
 
 ``` javascript
-{type: 'layer', polarity: 'clear' OR 'dark'}
+{type: 'layer', polarity: POLARITY, box: [X_MIN, Y_MIN, X_MAX, Y_MAX]}
 ```
@@ -143,0 +143,0 @@

lib/_pad-shape.js

@@ -8,2 +8,3 @@ // returns a pad shape array given a tool definition
 var isFunction = require('lodash.isfunction')
+var clone = require('lodash.clone')
 
@@ -244,3 +245,4 @@ var boundingBox = require('./_box')
         type: 'layer',
-        polarity: (block.exp === 1) ? 'dark' : 'clear'
+        polarity: (block.exp === 1) ? 'dark' : 'clear',
+        box: clone(result.box)
       })
@@ -307,4 +309,7 @@ exposure = block.exp
 
-    result.shape = result.shape.concat(shapeAndBox.shape),
-    result.box = boundingBox.add(result.box, shapeAndBox.box)
+    result.shape = result.shape.concat(shapeAndBox.shape)
+    // only change the box if the exposure is creating an image
+    if (exposure === 1) {
+      result.box = boundingBox.add(result.box, shapeAndBox.box)
+    }
   }, emptyMacro)
@@ -355,3 +360,3 @@ }
 
-    shape.push({type: 'layer', polarity: 'clear'}, holeShape)
+    shape.push({type: 'layer', polarity: 'clear', box: box}, holeShape)
   }
@@ -358,0 +363,0 @@

package.json

 {
   "name": "gerber-plotter",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "Transform stream that takes objects from gerber-parser and emits PCB image objects",
@@ -5,0 +5,0 @@ "main": "lib/gerber-plotter.js",

test/gerber-plotter_test.js

@@ -263,3 +263,3 @@ // test suite for plotter
           {type: 'circle', cx: 0, cy: 0, r: 1},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-1, -1, 1, 1]},
           {type: 'circle', cx: 0, cy: 0, r: 0.5}
@@ -271,3 +271,3 @@ ])
           {type: 'circle', cx: 0, cy: 0, r: 1.5},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-1.5, -1.5, 1.5, 1.5]},
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 1, height: 1}
@@ -290,3 +290,3 @@ ])
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 3, height: 4},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-1.5, -2, 1.5, 2]},
           {type: 'circle', cx: 0, cy: 0, r: 0.5}
@@ -298,3 +298,3 @@ ])
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 5, height: 6},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-2.5, -3, 2.5, 3]},
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 1, height: 1}
@@ -317,3 +317,3 @@ ])
           {type: 'rect', cx: 0, cy: 0, r: 1.5, width: 4, height: 3},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-2, -1.5, 2, 1.5]},
           {type: 'circle', cx: 0, cy: 0, r: 0.5}
@@ -325,3 +325,3 @@ ])
           {type: 'rect', cx: 0, cy: 0, r: 2.5, width: 5, height: 6},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-2.5, -3, 2.5, 3]},
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 1, height: 1}
@@ -347,2 +347,4 @@ ])
         var poly = p._tool.pad[0]
+        var box = [-0.96592583, -0.96592583, 0.96592583, 0.96592583]
+
         expect(p._tool.pad).to.have.length(3)
@@ -358,5 +360,5 @@ expect(poly).to.have.all.keys(['type', 'points'])
           [0.96592583, -0.25881905]
-        ], 10)
+        ])
         expect(p._tool.pad.slice(1)).to.eql([
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: box},
           {type: 'circle', cx: 0, cy: 0, r: 0.5}
@@ -367,2 +369,4 @@ ])
         poly = p._tool.pad[0]
+        box = [-0.98480775, -0.98480775, 0.98480775, 0.98480775]
+
         expect(p._tool.pad).to.have.length(3)
@@ -386,3 +390,3 @@ expect(poly).to.have.all.keys(['type', 'points'])
         expect(p._tool.pad.slice(1)).to.eql([
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: box},
           {type: 'rect', cx: 0, cy: 0, r: 0, width: 1, height: 1}
@@ -894,6 +898,6 @@ ])
           {type: 'circle', cx: -2, cy: 0, r: 2},
-          {type: 'layer', polarity: 'clear'},
+          {type: 'layer', polarity: 'clear', box: [-4, -2, 0, 2]},
           {type: 'rect', width: 1, height: 1, cx: -1, cy: 0, r: 0},
           {type: 'rect', width: 1, height: 1, cx: 1, cy: 0, r: 0},
-          {type: 'layer', polarity: 'dark'},
+          {type: 'layer', polarity: 'dark', box: [-4, -2, 0, 2]},
           {type: 'circle', cx: 2, cy: 0, r: 2}
@@ -900,0 +904,0 @@ ])

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Improved metrics

Total package byte prevSize

110641

increased by0.54%

Lines of code

2550

increased by0.28%

No dependency changes