#version 330 core

out vec4 FragColor;
in vec3 FragPos;
in vec2 TexCoord;
in vec3 Normal;

uniform sampler2D texture1;
uniform vec3 objectColor;
uniform vec3 lightColor;
uniform vec3 lightPos;

void main()
{
  float ambientStrength = 0.2;
  vec3 ambient = ambientStrength * lightColor;

  vec3 norm = normalize(Normal);
  vec3 lightDir = normalize(lightPos - FragPos);

  float diff = max(dot(norm, lightDir), 0.0);
  vec3 diffuse = diff * lightColor;

  vec3 result = ambient + diffuse;
  FragColor = texture(texture1, TexCoord) * vec4(result, 1.0);
}