Merge pull request #1133 from tschaub/align-pixels

Ensure that pixels are aligned when rendering icons.
2013-10-16 06:37:46 -07:00
parent 63c9aed620 b02f47a5a5
commit 3c5107b218
1 changed files with 4 additions and 3 deletions
@@ -238,8 +238,8 @@ ol.renderer.canvas.Vector.prototype.renderPointFeatures_ =
    return true;
  }

-  var midWidth = content.width / 2;
-  var midHeight = content.height / 2;
+  var midWidth = Math.floor(content.width / 2);
+  var midHeight = Math.floor(content.height / 2);
  var contentWidth = content.width * this.inverseScale_;
  var contentHeight = content.height * this.inverseScale_;
  var contentXOffset = xOffset * this.inverseScale_;
@@ -276,7 +276,8 @@ ol.renderer.canvas.Vector.prototype.renderPointFeatures_ =
      point = components[j];
      vec = [point.get(0), point.get(1), 0];
      goog.vec.Mat4.multVec3(this.transform_, vec, vec);
-      context.drawImage(content, vec[0] + xOffset, vec[1] + yOffset,
+      context.drawImage(content, Math.round(vec[0] + xOffset),
+          Math.round(vec[1] + yOffset),
          content.width, content.height);
    }
  }