private renderMagic()

in src/globemap.ts [1040:1092]
44 lines of code
15 McCabe index (conditional complexity)

        private renderMagic(): void {
            if (!this.data) {
                return;
            }
            this.data.dataPoints.forEach(d => this.geocodeRenderDatum(d)); // all coordinates (latitude/longitude) will be gained here
            this.data.dataPoints.forEach((d) => {
                return d.location = this.globeMapLocationCache[d.placeKey] || d.location;
            });
            if (!this.readyToRender) {
                this.defferedRender();
                return;
            }

            this.updateBarsAndHeatMapByZoom();

            if (this.barsGroup.children.length > 0 && this.camera && (this.initialLocationsLength !== this.barsGroup.children.length || this.barsGroup.children.length === 1)) {
                this.averageBarVector.multiplyScalar(1 / this.barsGroup.children.length);
                if (this.locationsLoaded === this.locationsToLoad) {
                    this.initialLocationsLength = this.barsGroup.children.length;

                    const maxDistance: number = this.GlobeSettings.cameraRadius - this.GlobeSettings.earthRadius;
                    const distance: number = (this.camera.position.length() - this.GlobeSettings.earthRadius) / maxDistance;

                    let angleRate: number = 12;

                    if (distance < 0.5) {
                        angleRate = 36;
                    } else if (distance < 0.25) {
                        angleRate = 60;
                    } else if (distance < 0.15) {
                        angleRate = 0;
                    }

                    if (angleRate > 0) {
                        const axisY = new THREE.Vector3(0, 1, 0);
                        const axisZ = new THREE.Vector3(0, 0, 1);
                        const angle = Math.PI / angleRate;
                        this.averageBarVector.applyAxisAngle(axisY, angle);
                        this.averageBarVector.applyAxisAngle(axisZ, angle);
                    }

                    this.isFirstLoad ? this.setCameraPosition(this.averageBarVector) : this.animateCamera(this.averageBarVector);
                }
            }

            this.heatmap.blur();
            this.heatTexture.needsUpdate = true;
            this.needsRender = true;

            if (this.isFirstLoad === true) {
                this.isFirstLoad = false;
            }
        }