enemyColorMat.tres

[gd_resource type="ShaderMaterial" load_steps=3 format=2]

[ext_resource path="res://art/enemy/monsterPalette.png" type="Texture" id=1]

[sub_resource type="Shader" id=1]
code = "shader_type canvas_item;
uniform int cPal = 3;
uniform int nColor = 12;
uniform int nPal = 4;
uniform bool sfFx = false;
uniform sampler2D palette : hint_albedo;
uniform int sizeMaxH;

float col(float nColor2,float cColor){
	return((1.0/nColor2)*cColor);
}
float pal(float nPal2,float cPal2){
	return((1.0/nPal2)*cPal2);
}

uniform int frame = 0;

uniform float spacing = 1.0;
uniform float size = 1.0;

void fragment(){
	vec4 curColor = texture(TEXTURE,UV);
	float cColor = 0.1;
	vec3 oldTex;
	vec3 tex;
	for (int i = 0; i < 999999; i++){
		if (i>= nColor){
			break;
		}
		oldTex = texture(palette,vec2(col(float(nColor),cColor),0.0)).rgb;
		tex = texture(palette,vec2(col(float(nColor),cColor),pal(float(nPal),float(cPal)))).rgb;
		float swap = float((int(curColor.r == oldTex.r) + int(curColor.b == oldTex.b) + int(curColor.g == oldTex.g))==3);
		curColor.r = mix(curColor.r,tex.r,swap);
		curColor.b = mix(curColor.b,tex.b,swap);
		curColor.g = mix(curColor.g,tex.g,swap);
		cColor += 1.0;
	}
	COLOR = curColor;
	if (sfFx){
		if (COLOR.a>0.0){
			COLOR.a = floor(mod(((UV.y/size))*float(sizeMaxH),clamp(spacing,2.0,4.0)));
		}
	}
}"

[resource]
shader = SubResource( 1 )
shader_param/cPal = 1
shader_param/nColor = 7
shader_param/nPal = 4
shader_param/sfFx = false
shader_param/sizeMaxH = null
shader_param/frame = 0
shader_param/spacing = 1.0
shader_param/size = 1.0
shader_param/palette = ExtResource( 1 )