Refraction is fully there, with magic fresnel!

2020-02-22 01:27:48 +00:00
parent e45dbad59e
commit 51a6bbebb9
9 changed files with 126 additions and 3 deletions
--- a/source/world.cpp
+++ b/source/world.cpp
@@ -104,6 +104,14 @@ Tuple World::shadeHit(Computation comps, uint32_t depthCount)
    Tuple reflected = this->reflectColour(comps, depthCount);
    Tuple refracted = this->refractedColour(comps, depthCount);

+    if ((comps.object->material.reflective > 0) && (comps.object->material.transparency > 0))
+    {
+        double reflectance = comps.schlick();
+
+        return surface + reflected * reflectance + refracted * (1 - reflectance);
+
+    }
+
    return surface + reflected + refracted;
 }