small

nobuyuki83 · Jun 3, 2024 · 6ac479d · 6ac479d
1 parent 9602f69
commit 6ac479d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/task07/main.cpp b/task07/main.cpp
@@ -13,6 +13,10 @@
 #include "Eigen/Core"
 #include "Eigen/Geometry"
 
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
 /**
  * ray - sphere intersection
  * @param ray_src