fixing shading a bit

src/util/BRDF.cpp

@@ -9,5 +9,6 @@ glm::vec3 BRDF::evaluate(HitInfo hit, glm::vec3 viewDir, glm::vec3 lightDir, glm
   glm::vec3 h = glm::normalize(lightDir + viewDir);
   float specular = pow(std::min(std::max(glm::dot(normal, h), 0.0f), 1.0f), shininess);
 
-  return (albedo * diffuse * lightColor) + (specularColor * specular);
+  return (albedo * diffuse * lightColor);
+  //+(specularColor * specular);
 }

src/util/BRDF.h

@@ -11,7 +11,7 @@ struct BRDF
   glm::vec3 albedo = glm::vec3(1, 1, 1);
   float alpha = 1;
   glm::vec3 specularColor = glm::vec3(1, 1, 1);
-  float shininess = 0;
+  float shininess = 0.04;
   glm::vec3 emissive = glm::vec3(0, 0, 0);
   MaterialType materialType;
   glm::vec3 evaluate(struct HitInfo hit, glm::vec3 viewDir, glm::vec3 lightDir, glm::vec3 lightColor);

src/util/Ray.h

@@ -17,7 +17,7 @@ struct Ray
 
 struct HitInfo
 {
-  float t;
+  float t = std::numeric_limits<float>::max();
   glm::vec3 position;
   glm::vec3 normal;
   // not entirely sure what that does