#version 430 core

float AMBIENT = 0.1;

uniform vec3 lightPos;

in vec3 vecNormal;
in vec3 worldPos;
in vec2 vtc;

out vec4 outColor;

uniform sampler2D colorTexture;

void main()
{
	vec3 lightDir = normalize(lightPos - worldPos);
	vec3 normal = normalize(vecNormal);
	float diffuse = max(0, dot(normal, lightDir));

	vec4 textureColor = texture2D(colorTexture, vtc);
	outColor = vec4(vec3(textureColor) * min(1, AMBIENT + diffuse), 1.0) * 2.0;
}