@itwin/core-frontend
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iTwin.js frontend components
92 lines • 3.98 kB
JavaScript
;
/*---------------------------------------------------------------------------------------------
* Copyright (c) Bentley Systems, Incorporated. All rights reserved.
* See LICENSE.md in the project root for license terms and full copyright notice.
*--------------------------------------------------------------------------------------------*/
/** @packageDocumentation
* @module Rendering
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.RenderTarget = void 0;
const Symbols_1 = require("../common/internal/Symbols");
/** Connects a [[Viewport]] to a graphics renderer such as a [WebGLRenderingContext](https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext)
* to enable the viewport's contents to be rendered to the screen or to an off-screen buffer.
* Application code never interacts directly with a `RenderTarget` - it interacts with the `Viewport`'s API which forwards requests to the `RenderTarget`.
* @public
*/
class RenderTarget {
/** @internal */
pickOverlayDecoration(_pt) { return undefined; }
/** @internal */
get devicePixelRatio() { return 1; }
/** @internal */
cssPixelsToDevicePixels(cssPixels, floor = true) {
const pix = cssPixels * this.devicePixelRatio;
return floor ? Math.floor(pix) : pix;
}
/** Given the size of a logical pixel in meters, convert it to the size of a physical pixel in meters, if [[RenderSystem.dpiAwareLOD]] is `true`.
* Used when computing LOD for graphics.
*/
/** @internal */
adjustPixelSizeForLOD(cssPixelSize) {
return this.renderSystem.dpiAwareLOD ? this.cssPixelsToDevicePixels(cssPixelSize, false) : cssPixelSize;
}
/** @internal */
get animationBranches() { return undefined; }
set animationBranches(_transforms) { }
/** @internal */
get antialiasSamples() { return 1; }
set antialiasSamples(_numSamples) { }
/** @internal */
assignFrameStatsCollector(_collector) { }
/** Update the solar shadow map. If a SceneContext is supplied, shadows are enabled; otherwise, shadows are disabled. */
/** @internal */
updateSolarShadows(_context) { }
/** @internal */
getPlanarClassifier(_id) { return undefined; }
/** @internal */
createPlanarClassifier(_properties) { return undefined; }
/** @internal */
getTextureDrape(_id) { return undefined; }
/** @internal */
createGraphicBuilder(options) {
return this.renderSystem.createGraphic(options);
}
/** @internal */
[Symbol.dispose]() { }
/** @internal */
reset(_realityMapLayerChanged) { }
/** @internal */
overrideFeatureSymbology(_ovr) { }
/** @internal */
setHiliteSet(_hilited) { }
/** @internal */
setFlashed(_elementId, _intensity) { }
/** @internal */
onBeforeRender(_viewport, _setSceneNeedRedraw) { }
/** @internal */
onResized() { }
/** @internal */
readImageBuffer(_args) { return undefined; }
/** @internal */
readImageToCanvas(_overlayCanvas) { return document.createElement("canvas"); }
/** @internal */
collectStatistics(_stats) { }
/** Specify whether webgl content should be rendered directly to the screen.
* If rendering to screen becomes enabled, returns the canvas to which to render the webgl content.
* Returns undefined if rendering to screen becomes disabled, or is not supported by this RenderTarget.
*/
/** @internal */
setRenderToScreen(_toScreen) { return undefined; }
/** @internal */
get debugControl() { return undefined; }
/** Implementation for [[Viewport.queryVisibleFeatures]]. Not intended for direct usage. The returned iterable remains valid only for the duration of the
* Viewport.queryVisibleFeatures call.
*/
/** @internal */
queryVisibleTileFeatures(_options, _iModel, callback) {
callback([]);
}
}
exports.RenderTarget = RenderTarget;
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