shader_type spatial;

#include "res://vfx/util.gdshaderinc"

UNIVERSAL_SOLID_PARAMS
uniform sampler2D image: TEXTURE_HINTS;
uniform float exponent = 1.0;

void fragment() {
	ALBEDO = texture(image, UV).rgb;
	vec3 hsv = rgb2hsv(ALBEDO);
	float neon = pow(hsv.z, exponent);
	float chrome = 1.0 - neon;
	EMISSION = ALBEDO*neon;
	METALLIC = chrome;
	CLEARCOAT = chrome;
	CLEARCOAT_ROUGHNESS = neon;
	ROUGHNESS = neon;
	SPECULAR = chrome;
	RIM = chrome;
	RIM_TINT = neon;
	UNIVERSAL_SOLID_PROCESSING
}