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#version 330 core
#preinclude "light.glsl"
out vec4 FragColor;
in vec2 in_texture_coords;
in vec3 in_frag_pos;
in vec3 in_normal;
uniform vec3 view_pos;
uniform sampler2D input_texture;
void main()
{
vec3 ambient_light = calc_ambient_light(in_texture_coords);
vec3 light_direction = normalize(light.position - in_frag_pos);
vec3 norm = normalize(in_normal);
vec3 diffuse_light = calc_diffuse_light(light_direction, norm, in_texture_coords);
vec3 specular_light = calc_specular_light(
light_direction,
norm,
view_pos,
in_frag_pos,
in_texture_coords
);
float attenuation = calc_attenuation(light, in_frag_pos);
diffuse_light *= attenuation;
specular_light *= attenuation;
FragColor = vec4((ambient_light + diffuse_light + specular_light), 1.0);
}
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