x_ite/dist/x_ite.min.js

X_ITE X3D Browser, view and manipulate X3D, VRML, glTF and other 3D sources in HTML.

/* X_ITE v12.2.4 */
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this.displayInstanced):(this.displaySimple=Function.prototype,this.display=Function.prototype,this.displaySimpleInstanced=Function.prototype,this.displayInstanced=Function.prototype)},traverse(e,t){},displaySimple(e,t,i){this.vertexArrayObject.enable(i.getProgram())&&(this.coordIndices.length&&i.enableCoordIndexAttribute(e,this.coordIndexBuffer,0,0),this.multiTexCoords.length&&i.enableTexCoordAttribute(e,this.texCoordBuffers,0,0),this.hasNormals&&i.enableNormalAttribute(e,this.normalBuffer,0,0),i.enableVertexAttribute(e,this.vertexBuffer,0,0)),e.drawArrays(e.TRIANGLES,0,this.vertexCount)},display(e,t){const{viewport:i,appearanceNode:n,modelViewMatrix:s}=t,r=this.getBrowser(),o=r.getPrimitiveMode(e.TRIANGLES),a=n.getRenderModes(),l=n.getShader(this,t);e.viewport(...i);for(const t of a)t.enable(e);const h=g.A.prototype.determinant3.call(s)>0;if(e.frontFace(h?this.frontFace:this.backFace),this.solid||!n.getBackMaterial())this.displayGeometry(e,t,l,o,!0,!0);else{const 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0!==a&&t.enableInstanceNormalMatrixAttribute(e,n,s,a,1),this.coordIndices.length&&t.enableCoordIndexAttribute(e,this.coordIndexBuffer,0,0),t.enableTexCoordAttribute(e,this.texCoordBuffers,0,0),t.enableNormalAttribute(e,this.normalBuffer,0,0),t.enableVertexAttribute(e,this.vertexBuffer,0,0),this.updateInstances=!1}e.drawArraysInstanced(e.TRIANGLES,0,this.vertexCount,i.getNumInstances())},displayInstanced(e,t,i){const{viewport:n,appearanceNode:s,modelViewMatrix:r}=t,o=this.getBrowser(),a=o.getPrimitiveMode(e.TRIANGLES),l=s.getRenderModes(),h=s.getShader(this,t);e.viewport(...n);for(const t of l)t.enable(e);const c=g.A.prototype.determinant3.call(r)>0;if(e.frontFace(c?this.frontFace:this.backFace),this.solid||!s.getBackMaterial())this.displayInstancedGeometry(e,t,h,a,!0,!0,i);else{const n=s.getBackShader(this,t);this.displayInstancedGeometry(e,t,n,a,!0,!1,i),this.displayInstancedGeometry(e,t,h,a,!1,!0,i)}for(const t of l)t.disable(e);o.resetTextureUnits()},displayInstancedGeometry(e,t,i,n,s,r,o){i.enable(e),i.setUniforms(e,t,this,r);const a=o.getInstances();if(a.vertexArrayObject.update(this.updateInstances).enable(i.getProgram())){const{instancesStride:t,particleOffset:n,velocityOffset:s,matrixOffset:r,normalMatrixOffset:l}=o,h=this.getAttrib(),c=this.getAttribBuffers();void 0!==n&&i.enableParticleAttribute(e,a,t,n,1),void 0!==s&&i.enableParticleVelocityAttribute(e,a,t,s,1),i.enableInstanceMatrixAttribute(e,a,t,r,1),void 0!==l&&i.enableInstanceNormalMatrixAttribute(e,a,t,l,1),this.coordIndices.length&&i.enableCoordIndexAttribute(e,this.coordIndexBuffer,0,0);for(let 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this.coordNode},set_attrib__(){const e=this.getAttrib();for(const t of e)t.removeInterest("requestRebuild",this),t._attribute_changed.removeInterest("updateVertexArrays",this);e.length=0;for(const t of this._attrib){const i=(0,a.A)(o.A.X3DVertexAttributeNode,t);i&&e.push(i)}for(const t of 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