Merge pull request #4 from gl-vis/gate-pick

Add pick gate

Author: dy

example/example.js

@@ -37,7 +37,8 @@ var options = {
   labels:         ['x', 'y'],
   pixelRatio:     +window.devicePixelRatio,
   tickMarkWidth:  [2,2,2,2],
-  tickMarkLength: [6,6,6,6]
+  tickMarkLength: [6,6,6,6],
+  // static:     true
 }
 
 var plot = createPlot(options)

package.json

@@ -15,7 +15,7 @@
     "binary-search-bounds": "^2.0.3",
     "gl-buffer": "^2.1.2",
     "gl-select-static": "^2.0.2",
-    "gl-shader": "^4.0.5",
+    "gl-shader": "^4.2.1",
     "glsl-inverse": "^1.0.0",
     "glslify": "^2.2.1",
     "text-cache": "^4.0.0"

plot.js

@@ -76,6 +76,8 @@ function GLPlot2D(gl, pickBuffer) {
 
   this._tickBounds      = [Infinity, Infinity, -Infinity, -Infinity]
 
+  this.static = false
+
   this.dirty        = false
   this.pickDirty    = false
   this.pickDelay    = 120
@@ -290,6 +292,8 @@ return function() {
 proto.drawPick = (function() {
 
 return function() {
+  if (this.static) return;
+
   var pickBuffer = this.pickBuffer
   var gl = this.gl
 
@@ -308,6 +312,8 @@ return function() {
 
 proto.pick = (function() {
 return function(x, y) {
+  if (this.static) return;
+
   var pixelRatio     = this.pixelRatio
   var pickPixelRatio = this.pickPixelRatio
   var viewBox        = this.viewBox
@@ -501,6 +507,8 @@ proto.update = function(options) {
     titleFont:  options.titleFont || 'sans-serif'
   })
 
+  this.static = !!options.static;
+
   this.setDirty()
 }