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Scale WebGL output canvas by devicePixelRatio

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This commit is contained in:
Frederic Junod
2014-01-15 16:00:36 +01:00
committed by Tom Payne
parent 2ccec58878
commit a139814b2f
1 changed files with 5 additions and 4 deletions
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9
src/ol/renderer/webgl/webglmaprenderer.js
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@@ -473,10 +473,11 @@ ol.renderer.webgl.Map.prototype.renderFrame = function(frameState) {
layerRenderer.prepareFrame(frameState, layerState); layerRenderer.prepareFrame(frameState, layerState);
} }
var size = frameState.size; var width = frameState.size[0] * frameState.pixelRatio;
if (this.canvas_.width != size[0] || this.canvas_.height != size[1]) { var height = frameState.size[1] * frameState.pixelRatio;
this.canvas_.width = size[0]; if (this.canvas_.width != width || this.canvas_.height != height) {
this.canvas_.height = size[1]; this.canvas_.width = width;
this.canvas_.height = height;
} }
gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, null); gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, null);