const Program &shprog = resources.get<Program>("_pbr_fresnel_lookup.glsl.shader");
ProgramData shdata;
shdata.uniform("n_samples", 1024);
+ // Not actually used here, but put it in to satisfy the interface
+ shdata.uniform("roughness", 0.0f);
const Mesh &mesh = resources.get<Mesh>("_fullscreen_quad.mesh");
Framebuffer fresnel_lookup_fbo;