Adding all things done so far

shaders/soap.gdshader

@@ -0,0 +1,46 @@
+shader_type spatial;
+render_mode cull_disabled, blend_add;
+
+uniform sampler2D gradient;
+uniform float thickness : hint_range(0, 1500.0) = 500.0;
+uniform float alpha : hint_range(0, 1.0) = 0.5;
+uniform float metallic : hint_range(0, 1.0) = 1.0;
+uniform float roughness : hint_range(0, 1.0) = 0.0;
+uniform sampler2D noise;
+
+uniform float gravity_strength : hint_range(0, 1500.0) = 300.0;
+
+void vertex() {
+	vec3 dir = normalize(CAMERA_POSITION_WORLD - VERTEX);
+	float val = abs(clamp(dot(NORMAL, dir), -1, 1));
+	COLOR.b = abs((NORMAL.y - 1.0) / 2.0);
+	COLOR.r = (val + 1.0) / 2.0;
+	COLOR.g = val;
+}
+
+void fragment() {
+	//ALBEDO.rgb = vec3(1, COLOR.g - 0.1, 0);
+	
+	vec2 line_uv = vec2(UV.x, UV.y * 2.0);
+	
+	vec3 noise_pix = texture(noise, UV).rgb;
+	vec2 new_uv = vec2(UV.x + noise_pix.r, UV.y);
+	noise_pix = texture(noise, new_uv).rgb;
+	new_uv = vec2(new_uv.x + noise_pix.r, new_uv.y);
+	noise_pix = texture(noise, new_uv).rgb;
+	
+	float height_disp = COLOR.b + (noise_pix.r * 0.2);
+	
+	float new_thickness = clamp((thickness * COLOR.r) + (gravity_strength * height_disp), 0, 1499.0);
+	
+	float v = new_thickness / 1500.0;
+	vec2 uv = vec2(v, 0);
+
+	ALBEDO = texture(gradient, uv).rgb;
+	//ALBEDO.b = COLOR.b;
+	ALPHA = alpha;
+	METALLIC = metallic;
+	ROUGHNESS = roughness;
+	CLEARCOAT = 0.7;
+	CLEARCOAT_ROUGHNESS = 0.75;
+}