const fovRad = (this.camera.fov / 2) * (Math.PI / 180); let distance = (window.innerHeight / 2) / Math.tan(fovRad); this.camera.position.set(0,0,distance); let scale:number = window.innerHeight/100;//meshのおおきさがwindow.innerHeightと同…

float random(vec2 co){ return fract(sin(dot(co.xy ,vec2(12.9898,78.233))) * 43758.5453); }