28 lines
947 B
GLSL
28 lines
947 B
GLSL
#version 330 core
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in vec3 vert_normal;
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in vec3 frag_position;
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out vec4 color;
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uniform vec3 camera_position;
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uniform vec3 object_color;
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uniform vec3 light_color;
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uniform vec3 light_position;
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void main() {
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float ambient_strength = 0.15;
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float specular_strength = 0.5;
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vec3 normal = normalize(vert_normal);
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vec3 light_direction = normalize(light_position - frag_position);
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vec3 view_direction = normalize(camera_position - frag_position);
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vec3 reflect_direction = reflect(-light_direction, normal);
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float diff = max(dot(normal, light_direction), 0.0);
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float spec = pow(max(dot(reflect_direction, view_direction), 0.0), 32);
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vec3 ambient = light_color * ambient_strength;
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vec3 diffuse = diff * light_color;
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vec3 specular = specular_strength * spec * light_color;
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color = vec4(object_color * (ambient + diffuse + specular), 1.0);
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};
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