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Recreate instructions for the view resolution

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This commit is contained in:
ahocevar
2019-03-20 22:28:09 +01:00
parent a25ca03040
commit d2f60a70d1
3 changed files with 45 additions and 13 deletions
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40
src/ol/renderer/canvas/VectorTileLayer.js
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@@ -179,15 +179,25 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
/**
* @inheritDoc
*/
getTile(z, x, y, pixelRatio, projection) {
const tile = /** @type {import("../../VectorRenderTile.js").default} */ (super.getTile(z, x, y, pixelRatio, projection));
getTile(z, x, y, frameState) {
const tile = /** @type {import("../../VectorRenderTile.js").default} */ (super.getTile(z, x, y, frameState));
const pixelRatio = frameState.pixelRatio;
const viewState = frameState.viewState;
const resolution = viewState.resolution;
const projection = viewState.projection;
if (tile.getState() < TileState.LOADED) {
tile.wantedResolution = resolution;
const tileUid = getUid(tile);
if (!(tileUid in this.tileListenerKeys_)) {
const listenerKey = listen(tile, EventType.CHANGE, this.prepareTile.bind(this, tile, pixelRatio, projection));
this.tileListenerKeys_[tileUid] = listenerKey;
}
} else {
const viewHints = frameState.viewHints;
const hifi = !(viewHints[ViewHint.ANIMATING] || viewHints[ViewHint.INTERACTING]);
if (hifi || !tile.wantedResolution) {
tile.wantedResolution = resolution;
}
this.prepareTile(tile, pixelRatio, projection);
}
return tile;
@@ -230,8 +240,10 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
const revision = layer.getRevision();
const renderOrder = layer.getRenderOrder() || null;
const resolution = tile.wantedResolution;
const builderState = tile.getReplayState(layer);
if (!builderState.dirty && builderState.renderedRevision == revision &&
if (!builderState.dirty && builderState.renderedResolution === resolution &&
builderState.renderedRevision == revision &&
builderState.renderedRenderOrder == renderOrder && builderState.renderedZ === tile.sourceZ) {
return;
}
@@ -239,8 +251,6 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
const source = layer.getSource();
const sourceTileGrid = source.getTileGrid();
const tileGrid = source.getTileGridForProjection(projection);
const zoom = tile.tileCoord[0];
const resolution = tileGrid.getResolution(zoom);
const tileExtent = tileGrid.getTileCoordExtent(tile.wrappedTileCoord);
const sourceTiles = source.getSourceTiles(pixelRatio, projection, tile);
@@ -306,6 +316,7 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
builderState.renderedRevision = revision;
builderState.renderedZ = tile.sourceZ;
builderState.renderedRenderOrder = renderOrder;
builderState.renderedResolution = resolution;
}
/**
@@ -539,7 +550,11 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
if (this.declutterTree_ && layer.getRenderMode() === VectorTileRenderType.IMAGE) {
this.declutterTree_.clear();
}
this.renderTileImage_(tile, frameState.pixelRatio, frameState.viewState.projection);
const viewState = frameState.viewState;
const tileGrid = layer.getSource().getTileGridForProjection(viewState.projection);
const tileResolution = tileGrid.getResolution(tile.tileCoord[0]);
const renderPixelRatio = frameState.pixelRatio / tile.wantedResolution * tileResolution;
this.renderTileImage_(tile, frameState.pixelRatio, renderPixelRatio, viewState.projection);
}
clear(this.renderTileImageQueue_);
}
@@ -582,16 +597,18 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
const replayState = tile.getReplayState(layer);
const revision = layer.getRevision();
const sourceZ = tile.sourceZ;
return replayState.renderedTileRevision !== revision || replayState.renderedTileZ !== sourceZ;
const resolution = tile.wantedResolution;
return replayState.renderedTileResolution !== resolution || replayState.renderedTileRevision !== revision || replayState.renderedTileZ !== sourceZ;
}
/**
* @param {import("../../VectorRenderTile.js").default} tile Tile.
* @param {number} pixelRatio Pixel ratio.
* @param {number} renderPixelRatio Render pixel ratio.
* @param {import("../../proj/Projection.js").default} projection Projection.
* @private
*/
renderTileImage_(tile, pixelRatio, projection) {
renderTileImage_(tile, pixelRatio, renderPixelRatio, projection) {
const layer = /** @type {import("../../layer/VectorTile.js").default} */ (this.getLayer());
const replayState = tile.getReplayState(layer);
const revision = layer.getRevision();
@@ -607,15 +624,20 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
const size = source.getTilePixelSize(z, pixelRatio, projection);
context.canvas.width = size[0];
context.canvas.height = size[1];
const canvasTransform = resetTransform(this.tmpTransform_);
const renderScale = pixelRatio / renderPixelRatio;
scaleTransform(canvasTransform, renderScale, renderScale);
context.setTransform.apply(context, canvasTransform);
const tileExtent = tileGrid.getTileCoordExtent(tileCoord, this.tmpExtent);
for (let i = 0, ii = executorGroups.length; i < ii; ++i) {
const executorGroup = executorGroups[i];
const pixelScale = pixelRatio / resolution;
const pixelScale = renderPixelRatio / resolution;
const transform = resetTransform(this.tmpTransform_);
scaleTransform(transform, pixelScale, -pixelScale);
translateTransform(transform, -tileExtent[0], -tileExtent[3]);
executorGroup.execute(context, transform, 0, {}, true, IMAGE_REPLAYS[layer.getRenderMode()]);
}
replayState.renderedTileResolution = tile.wantedResolution;
}
/**