Move renderer files so they are named like their provides

2016-08-06 12:57:57 -06:00
parent 6b883afa35
commit 424f3e5577
28 changed files with 0 additions and 0 deletions
@@ -0,0 +1,80 @@
+goog.provide('ol.test.renderer.webgl.ImageLayer');
+
+describe('ol.renderer.webgl.ImageLayer', function() {
+  describe('updateProjectionMatrix_', function() {
+    var map;
+    var renderer;
+    var canvasWidth;
+    var canvasHeight;
+    var pixelRatio;
+    var viewResolution;
+    var viewRotation;
+    var viewCenter;
+    var imageExtent;
+
+    beforeEach(function() {
+      ol.proj.common.add();
+
+      map = new ol.Map({
+        target: document.createElement('div')
+      });
+      var layer = new ol.layer.Image({
+        source: new ol.source.Image({
+          extent: [0, 0, 1, 1]
+        })
+      });
+      renderer = new ol.renderer.webgl.ImageLayer(map.renderer_, layer);
+
+      // input params
+      canvasWidth = 512;
+      canvasHeight = 256;
+      pixelRatio = 2;
+      viewResolution = 10;
+      viewRotation = 0;
+      viewCenter = [7680, 3840];
+      // view extent is 512O, 2560, 10240, 5120
+
+      // image size is 1024, 768
+      // image resolution is 10
+      imageExtent = [0, 0, 10240, 7680];
+    });
+
+    afterEach(function() {
+      map.dispose();
+    });
+
+    it('produces a correct matrix', function() {
+
+      renderer.updateProjectionMatrix_(canvasWidth, canvasHeight,
+          pixelRatio, viewCenter, viewResolution, viewRotation, imageExtent);
+      var matrix = renderer.getProjectionMatrix();
+
+      var output = ol.transform.apply(matrix, [-1, -1]);
+      expect(output[0]).to.eql(-6);
+      expect(output[1]).to.eql(-6);
+
+      output = ol.transform.apply(matrix, [1, -1]);
+      expect(output[0]).to.eql(2);
+      expect(output[1]).to.eql(-6);
+
+      output = ol.transform.apply(matrix, [-1, 1]);
+      expect(output[0]).to.eql(-6);
+      expect(output[1]).to.eql(6);
+
+      output = ol.transform.apply(matrix, [1, 1]);
+      expect(output[0]).to.eql(2);
+      expect(output[1]).to.eql(6);
+
+      output = ol.transform.apply(matrix, [0, 0]);
+      expect(output[0]).to.eql(-2);
+      expect(output[1]).to.eql(0);
+    });
+  });
+});
+
+goog.require('ol.transform');
+goog.require('ol.Map');
+goog.require('ol.proj.common');
+goog.require('ol.layer.Image');
+goog.require('ol.source.Image');
+goog.require('ol.renderer.webgl.ImageLayer');