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Clear framebuffer before writing tiles

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Tom Payne
2012-07-18 00:09:54 +02:00
parent 4ca1fd00c7
commit a421943eb1
1 changed files with 2 additions and 0 deletions
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2
src/ol/webgl/tilelayerrenderer.js
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@@ -269,6 +269,8 @@ ol.webgl.TileLayerRenderer.prototype.redraw = function() {
gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, this.framebuffer_); gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, this.framebuffer_);
} }
gl.clearColor(0, 0, 0, 0);
gl.clear(goog.webgl.COLOR_BUFFER_BIT);
gl.disable(goog.webgl.BLEND); gl.disable(goog.webgl.BLEND);
var program = map.getProgram(this.fragmentShader_, this.vertexShader_); var program = map.getProgram(this.fragmentShader_, this.vertexShader_);