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Use the inverse pixel transform when clipping and getting pixel data

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This commit is contained in:
Tim Schaub
2018-11-17 14:53:50 +01:00
parent 1cc49e0b23
commit 06a0a7f33b
3 changed files with 4 additions and 7 deletions
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1
src/ol/render.js
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@@ -5,7 +5,6 @@ import {DEVICE_PIXEL_RATIO} from './has.js';
import {
apply as applyTransform,
create as createTransform,
invert as invertTransform,
multiply as multiplyTransform,
scale as scaleTransform
} from './transform.js';

7
src/ol/renderer/canvas/Layer.js
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@@ -7,7 +7,7 @@ import RenderEvent from '../../render/Event.js';
import RenderEventType from '../../render/EventType.js';
import {rotateAtOffset} from '../../render/canvas.js';
import LayerRenderer from '../Layer.js';
import {invert as invertTransform, create as createTransform, apply as applyTransform, compose as composeTransform} from '../../transform.js';
import {create as createTransform, apply as applyTransform, compose as composeTransform} from '../../transform.js';
/**
* @abstract
@@ -112,8 +112,7 @@ class CanvasLayerRenderer extends LayerRenderer {
applyTransform(frameState.coordinateToPixelTransform, bottomRight);
applyTransform(frameState.coordinateToPixelTransform, bottomLeft);
const inverted = invertTransform(this.pixelTransform_.slice());
const inverted = this.inversePixelTransform_;
applyTransform(inverted, topLeft);
applyTransform(inverted, topRight);
applyTransform(inverted, bottomRight);
@@ -190,7 +189,7 @@ class CanvasLayerRenderer extends LayerRenderer {
* returned, and empty array will be returned.
*/
getDataAtPixel(pixel, frameState, hitTolerance) {
const renderPixel = applyTransform(invertTransform(this.pixelTransform_.slice()), pixel.slice());
const renderPixel = applyTransform(this.inversePixelTransform_, pixel.slice());
const context = this.context;
let data;

3
src/ol/renderer/canvas/VectorTileLayer.js
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@@ -22,7 +22,6 @@ import {
apply as applyTransform,
create as createTransform,
compose as composeTransform,
invert as invertTransform,
reset as resetTransform,
scale as scaleTransform,
translate as translateTransform,
@@ -555,7 +554,7 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
return data;
}
const renderPixel = applyTransform(invertTransform(this.overlayPixelTransform_.slice()), pixel.slice());
const renderPixel = applyTransform(this.inverseOverlayPixelTransform_, pixel.slice());
const context = this.overlayContext_;
try {