X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgeometry.hpp;h=16651d82be46427b89296784c46735cc65a2c9c2;hb=9c2baccb84195b7a2858c2b967c94d15cd31836b;hp=d74e08e6b6fc8c29a5bc104ce381d6f0632e6289;hpb=753be639d7d04f9f7415db9fc2721485c531f0a1;p=blank.git

diff --git a/src/geometry.hpp b/src/geometry.hpp
index d74e08e..16651d8 100644
--- a/src/geometry.hpp
+++ b/src/geometry.hpp
@@ -8,6 +8,9 @@
 namespace blank {
 
 constexpr float PI = 3.141592653589793238462643383279502884;
+constexpr float PI_0p5 = PI * 0.5f;
+constexpr float PI_1p5 = PI * 1.5f;
+constexpr float PI_2p0 = PI * 2.0f;
 
 struct AABB {
 	glm::vec3 min;
@@ -32,6 +35,8 @@ bool Intersection(
 	float *dist = nullptr,
 	glm::vec3 *normal = nullptr);
 
+bool CullTest(const AABB &box, const glm::mat4 &MVP);
+
 }
 
 #endif