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Only support square tiles

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This commit is contained in:
Tom Payne
2014-01-15 09:45:49 +01:00
parent 50a322208a
commit d5c1e53e48
13 changed files with 89 additions and 93 deletions
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14
src/ol/renderer/webgl/webgltilelayerrenderer.js
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@@ -152,14 +152,13 @@ ol.renderer.webgl.TileLayer.prototype.prepareFrame =
var tileRangeSize = tileRange.getSize();
var maxDimension = Math.max(
tileRangeSize[0] * tileSize[0],
tileRangeSize[1] * tileSize[1]);
var maxDimension =
Math.max(tileRangeSize[0] * tileSize, tileRangeSize[1] * tileSize);
var framebufferDimension = ol.math.roundUpToPowerOfTwo(maxDimension);
var framebufferExtentDimension = tileResolution * framebufferDimension;
var origin = tileGrid.getOrigin(z);
var minX = origin[0] + tileRange.minX * tileSize[0] * tileResolution;
var minY = origin[1] + tileRange.minY * tileSize[1] * tileResolution;
var minX = origin[0] + tileRange.minX * tileSize * tileResolution;
var minY = origin[1] + tileRange.minY * tileSize * tileResolution;
framebufferExtent = [
minX, minY,
minX + framebufferExtentDimension, minY + framebufferExtentDimension
@@ -255,8 +254,7 @@ ol.renderer.webgl.TileLayer.prototype.prepareFrame =
framebufferExtentDimension - 1;
goog.vec.Vec4.setFromValues(u_tileOffset, sx, sy, tx, ty);
gl.uniform4fv(this.locations_.u_tileOffset, u_tileOffset);
mapRenderer.bindTileTexture(tile,
tileSize[0], tileSize[1], tileGutter,
mapRenderer.bindTileTexture(tile, tileSize, tileGutter,
goog.webgl.LINEAR, goog.webgl.LINEAR);
gl.drawArrays(goog.webgl.TRIANGLE_STRIP, 0, 4);
}
@@ -291,7 +289,7 @@ ol.renderer.webgl.TileLayer.prototype.prepareFrame =
tile,
tileGrid.getTileCoordCenter(tile.tileCoord),
tileGrid.getResolution(tile.tileCoord.z),
tileSize[0], tileSize[1], tileGutter
tileSize, tileGutter
]);
}
}, this);