update

shaders/009_fresnel/fresnel.gdshader

@@ -0,0 +1,22 @@
+shader_type spatial;
+
+uniform vec3 base_color : source_color = vec3(0.173, 0.731, 0.541);
+uniform vec3 fresnel_color : source_color = vec3(0.887, 0, 1.0);
+uniform float fresnel_strength = 2.0;
+uniform float fresnel_amount = 1.0;
+
+float fresnel(vec3 normal, vec3 view) {
+	return pow((1.0 - clamp(dot(normal, view), 0.0, 1.0)), fresnel_amount);
+}
+
+void vertex() {
+	//VERTEX.y += 0.5 + sin(VERTEX.x * 10.0 + TIME * 20.0) * 0.3;
+}
+
+void fragment() {
+	float fresnel_value = fresnel(NORMAL, VIEW) * fresnel_strength;
+	vec3 fresnel = fresnel_value * fresnel_color;
+	
+	ALBEDO = base_color + fresnel;
+	ROUGHNESS = 0.05;
+}