#version 450

float ambient = 0.05;
vec3 light_dir = normalize(vec3(2, 2, -1));
vec3 base_colour = vec3(1.0, 0.94, 0.8);

layout(location = 0) in vec3 frag_normal;
layout(location = 1) in vec4 light_pos;

layout(location = 0) out vec4 out_colour;

layout(binding = 2) uniform sampler2DShadow shadow_map;

void main()
{
	float lambertian = max(dot(frag_normal, light_dir), 0.0);
	float intensity = min(lambertian + ambient, 1.0);
	out_colour = vec4(intensity * base_colour, 1.0);
}