Const raymarch_pars_fragment
raymarch_pars_fragment: "vec3 getNormal(vec3 p) {vec2 e = vec2(differentiateDistance, 0.0);return normalize(vec3(getDistance(p + e.xyy) - getDistance(p - e.xyy),getDistance(p + e.yxy) - getDistance(p - e.yxy),getDistance(p + e.yyx) - getDistance(p - e.yyx)));}bool raymarch(Ray ray, float tmin, float tmax, out float t) {t = tmin;vec3 p = ray.origin + t * ray.direction;for (int i = 0; i < MAX_RAYMARCH_ITERATION; i++) {float d = distanceScale * getDistance(p);if (d <= 0.0) {return true;}t += d;if (t > tmax) break;p += d * ray.direction;if (d < hitDistance) {return true;}}return false;}" = `vec3 getNormal(vec3 p) {vec2 e = vec2(differentiateDistance, 0.0);return normalize(vec3(getDistance(p + e.xyy) - getDistance(p - e.xyy),getDistance(p + e.yxy) - getDistance(p - e.yxy),getDistance(p + e.yyx) - getDistance(p - e.yyx)));}bool raymarch(Ray ray, float tmin, float tmax, out float t) {t = tmin;vec3 p = ray.origin + t * ray.direction;for (int i = 0; i < MAX_RAYMARCH_ITERATION; i++) {float d = distanceScale * getDistance(p);if (d <= 0.0) {return true;}t += d;if (t > tmax) break;p += d * ray.direction;if (d < hitDistance) {return true;}}return false;}`