mirror of https://gitee.com/antv-l7/antv-l7
74 lines
2.4 KiB
JavaScript
74 lines
2.4 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.ClearMaskPass = exports["default"] = void 0;
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var THREE = _interopRequireWildcard(require("../three"));
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj["default"] = obj; return newObj; } }
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// jscs:disable
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/* eslint-disable */
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/**
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* @author alteredq / http://alteredqualia.com/
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*/
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var MaskPass = function MaskPass(scene, camera) {
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this.scene = scene;
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this.camera = camera;
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this.enabled = true;
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this.clear = true;
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this.needsSwap = false;
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this.inverse = false;
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};
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MaskPass.prototype = {
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render: function render(renderer, writeBuffer, readBuffer, delta) {
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var context = renderer.context; // don't update color or depth
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context.colorMask(false, false, false, false);
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context.depthMask(false); // set up stencil
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var writeValue, clearValue;
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if (this.inverse) {
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writeValue = 0;
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clearValue = 1;
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} else {
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writeValue = 1;
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clearValue = 0;
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}
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context.enable(context.STENCIL_TEST);
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context.stencilOp(context.REPLACE, context.REPLACE, context.REPLACE);
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context.stencilFunc(context.ALWAYS, writeValue, 0xffffffff);
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context.clearStencil(clearValue); // draw into the stencil buffer
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renderer.render(this.scene, this.camera, readBuffer, this.clear);
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renderer.render(this.scene, this.camera, writeBuffer, this.clear); // re-enable update of color and depth
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context.colorMask(true, true, true, true);
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context.depthMask(true); // only render where stencil is set to 1
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context.stencilFunc(context.EQUAL, 1, 0xffffffff); // draw if == 1
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context.stencilOp(context.KEEP, context.KEEP, context.KEEP);
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}
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};
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var ClearMaskPass = function ClearMaskPass() {
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this.enabled = true;
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};
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exports.ClearMaskPass = ClearMaskPass;
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ClearMaskPass.prototype = {
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render: function render(renderer, writeBuffer, readBuffer, delta) {
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var context = renderer.context;
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context.disable(context.STENCIL_TEST);
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}
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};
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var _default = MaskPass;
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exports["default"] = _default;
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