hotload shader + directional light

shaders/triangle.frag

@@ -6,6 +6,7 @@ layout(binding = 0) uniform ObjectUniformData {
     mat4 projection;
     float time;
     vec3 light_position;
+    vec3 light_directional_rotation;
     vec3 camera_position;
 } ubo;
 
@@ -23,7 +24,9 @@ void main() {
     vec3 normal_cam_u = texture(normal_tex, tex_coords).rgb;
     normal_cam_u = normal_cam_u * 2.0 - 1.0;
     normal_cam_u = normalize(tbn * normal_cam_u);
-    vec3 light_direction_cam_u = normalize(ubo.light_position - position_wld);
+
+    // vec3 light_direction_cam_u = normalize(ubo.light_position - position_wld);
+    vec3 light_direction_cam_u = normalize(vec3(sin(ubo.time), 1.0, cos(ubo.time)));
 
     float ambient_strength = 0.1;
     vec3 light_color = vec3(1.0, 1.0, 1.0);