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Use ol.vec.Mat4.makeTransform2D in ol.renderer.canvas.ImageLayer

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Tom Payne
2013-12-01 21:21:22 +01:00
parent 1cb56d02ac
commit 36fee8013a
1 changed files with 7 additions and 16 deletions
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23
src/ol/renderer/canvas/canvasimagelayerrenderer.js
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@@ -9,6 +9,7 @@ goog.require('ol.ViewHint');
goog.require('ol.layer.Image');
goog.require('ol.renderer.Map');
goog.require('ol.renderer.canvas.Layer');
goog.require('ol.vec.Mat4');
@@ -98,26 +99,16 @@ ol.renderer.canvas.ImageLayer.prototype.prepareFrame =
if (!goog.isNull(this.image_)) {
image = this.image_;
var imageExtent = image.getExtent();
var imageResolution = image.getResolution();
var imageTransform = this.imageTransform_;
goog.vec.Mat4.makeIdentity(imageTransform);
goog.vec.Mat4.translate(imageTransform,
frameState.size[0] / 2, frameState.size[1] / 2, 0);
goog.vec.Mat4.rotateZ(imageTransform, viewRotation);
goog.vec.Mat4.scale(
imageTransform,
imageResolution / viewResolution,
imageResolution / viewResolution,
1);
goog.vec.Mat4.translate(
imageTransform,
ol.vec.Mat4.makeTransform2D(this.imageTransform_,
frameState.size[0] / 2, frameState.size[1] / 2,
imageResolution / viewResolution, imageResolution / viewResolution,
viewRotation,
(imageExtent[0] - viewCenter[0]) / imageResolution,
(viewCenter[1] - imageExtent[3]) / imageResolution,
0);
(viewCenter[1] - imageExtent[3]) / imageResolution);
this.updateAttributions(frameState.attributions, image.getAttributions());
this.updateLogos(frameState, imageSource);
}
};