Initial commit

addons/Assets/Shader/water.gdshader

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+shader_type spatial;
+
+uniform vec3 albedo : source_color;
+uniform vec3 albedo_fresnel : source_color;
+
+uniform float metallic : hint_range(0.0,1.0) = 0;
+uniform float roughness : hint_range(0.0,1.0) = 0.02;
+uniform float transparency : hint_range(0.0,1.0) = 0.9;
+uniform sampler2D texture_normal;
+uniform sampler2D texture_normal2;
+
+uniform vec2 wave_direction = vec2(2.0,0.0);
+uniform vec2 wave_direction2 = vec2(0.0,1.0);
+uniform float time_scale : hint_range(0.0, 0.2, 0.005) = 0.025;
+
+void vertex() {
+	// Called for every vertex the material is visible on.
+	
+}
+
+float fresnel(float amount, vec3 normal, vec3 view)
+{
+	return pow((1.0 - clamp(dot(normalize(normal), normalize(view)), 0.0, 1.0 )), amount);
+}
+
+void fragment() {
+	// Time calculations for wave/normal map movement
+	vec2 time = (TIME * wave_direction) * time_scale;
+	vec2 time2 = (TIME * wave_direction2) * time_scale;
+	
+	// Blend normal meps into one
+	vec3 normal_blend = mix(texture(texture_normal,UV + time).rgb, texture(texture_normal2,UV + time2).rgb, 0.5);
+	
+	// Fresnel
+	float fresnel = fresnel(5.0, NORMAL, VIEW);
+	vec3 surface_color = mix(albedo, albedo_fresnel, fresnel); // INterpolate albedo values by fresnel
+	
+	ALBEDO = surface_color;
+	METALLIC = metallic;
+	ROUGHNESS = roughness;
+	NORMAL_MAP = normal_blend;
+	ALPHA = transparency;
+	
+}
+
+//void light() {
+	// Called for every pixel for every light affecting the material.
+	// Uncomment to replace the default light processing function with this one.
+//}