26 lines
651 B
Plaintext
26 lines
651 B
Plaintext
shader_type spatial;
|
|
|
|
uniform vec4 albedo: source_color = vec4(1.0, 1.0, 1.0, 0.4);
|
|
uniform float fade_offset : hint_range(-0.1, 0.1, 0.001) = 0.0;
|
|
uniform float fade_sharpness : hint_range(0.0, 35.0, 0.01) = 15.00;
|
|
|
|
varying vec3 vertex_pos;
|
|
|
|
void vertex() {
|
|
vertex_pos = VERTEX;
|
|
}
|
|
|
|
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()
|
|
{
|
|
float basic_fresnel = fresnel(3.0, NORMAL, VIEW);
|
|
ALBEDO = albedo.xyz + basic_fresnel;
|
|
ALPHA = albedo.w + basic_fresnel;
|
|
ALPHA = clamp((-vertex_pos.z - fade_offset) * fade_sharpness, 0.00, ALPHA);
|
|
}
|
|
|