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| 1 <!DOCTYPE HTML> |
| 2 <html> |
| 3 <!-- |
| 4 Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 5 Use of this source code is governed by a BSD-style license that can be |
| 6 found in the LICENSE file. |
| 7 --> |
| 8 <head> |
| 9 <script src="base.js"></script> |
| 10 <script> |
| 11 base.require('base.unittest'); |
| 12 base.require('base.bbox2'); |
| 13 base.require('quad_view_viewport'); |
| 14 </script> |
| 15 </head> |
| 16 <body> |
| 17 <script> |
| 18 'use strict'; |
| 19 |
| 20 var QuadViewViewport = ccfv.QuadViewViewport; |
| 21 |
| 22 function testBasicsHighDPI() { |
| 23 var bbox = new base.BBox2(); |
| 24 bbox.addXY(0, 0); |
| 25 bbox.addXY(4000, 2000); |
| 26 |
| 27 var vp = new QuadViewViewport(bbox, 0.125, true, 2); |
| 28 assertEquals(500, vp.deviceWidth); |
| 29 assertEquals(250, vp.deviceHeight); |
| 30 |
| 31 assertEquals(250, vp.layoutWidth); |
| 32 assertEquals(125, vp.layoutHeight); |
| 33 |
| 34 // Top left. |
| 35 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(0, 0)) |
| 36 assertEquals(0, tmp[0]); |
| 37 assertEquals(0, tmp[1]); |
| 38 |
| 39 // World center. |
| 40 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(125, 62.5)) |
| 41 assertEquals(2000, tmp[0]); |
| 42 assertEquals(1000, tmp[1]); |
| 43 |
| 44 // Bottom right. |
| 45 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(250, 125)) |
| 46 assertEquals(4000, tmp[0]); |
| 47 assertEquals(2000, tmp[1]); |
| 48 } |
| 49 |
| 50 function testBasicsHighDPIUnpadded() { |
| 51 var bbox = new base.BBox2(); |
| 52 bbox.addXY(0, 0); |
| 53 bbox.addXY(4000, 2000); |
| 54 |
| 55 var vp = new QuadViewViewport(bbox, 0.125, false, 2); |
| 56 assertEquals(550, vp.deviceWidth); |
| 57 assertEquals(300, vp.deviceHeight); |
| 58 |
| 59 assertEquals(275, vp.layoutWidth); |
| 60 assertEquals(150, vp.layoutHeight); |
| 61 |
| 62 // Top left. |
| 63 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(0, 0)) |
| 64 assertEquals(-200, tmp[0]); |
| 65 assertEquals(-200, tmp[1]); |
| 66 |
| 67 // World center. |
| 68 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(137.5, 75)) |
| 69 assertEquals(2000, tmp[0]); |
| 70 assertEquals(1000, tmp[1]); |
| 71 |
| 72 // Bottom right. |
| 73 var tmp = vp.layoutPixelsToWorldPixels2(vec2.createXY(275, 150)) |
| 74 assertEquals(4200, tmp[0]); |
| 75 assertEquals(2200, tmp[1]); |
| 76 } |
| 77 </script> |
| 78 </body> |
| 79 </html> |
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Chromium Code Reviews
Issue 12225131:
[cc] Initial checkin of cc-frame-viewer (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src