Const raymarch_common_pars_fragment
raymarch_common_pars_fragment: string = `varying vec3 vPosition;varying vec3 vRaymarchNormal;uniform float opacity;uniform vec3 cameraDirection;uniform mat4 modelMatrix;uniform mat4 invModelMatrix;uniform mat4 modelViewMatrix;uniform mat4 mvpMatrix;uniform mat3 normalMatrix;uniform vec3 size;uniform float hitDistance;uniform float differentiateDistance;uniform float distanceScale;`