Files
ttt3d/assets/shaders/fragment_shader.glsl

16 lines
292 B
GLSL

#version 330 core
uniform vec3 light_dir;
in vec3 frag_col;
in vec3 frag_pos;
in vec3 normal;
out vec3 col;
void main() {
vec3 norm = normalize(normal);
vec3 lightDir = normalize(-light_dir);
float diff = max(dot(norm, lightDir), 0.0);
vec3 diffuse = diff * frag_col;
col = diffuse;
}