Added photon tracing.

2017-02-22 15:12:01 -04:00
parent 2efb8b33d4
commit 9bb6c0b759
9 changed files with 188 additions and 38 deletions
--- a/disk_area_light.cpp
+++ b/disk_area_light.cpp
@@ -1,7 +1,8 @@
 #include "disk_area_light.hpp"

-void DiskAreaLight::sample_at_surface(vec3 point) {
+vec3 DiskAreaLight::sample_at_surface() {
  Disk * d = static_cast<Disk *>(m_figure);
  m_last_sample = m_figure->sample_at_surface();
  m_n_at_last_sample = d->m_normal;
+  return m_last_sample;
 }