invert assert

src/misc/Maths.cpp

@@ -1,5 +1,7 @@
 #include "misc/Maths.h"
 
+#include <cassert>
+
 namespace td {
 namespace maths {
 
@@ -56,6 +58,8 @@ Mat4f Inverse(const Mat4f& mat) {
     // Should check for 0 determinant
     float invdet = 1.0 / (s0 * c5 - s1 * c4 + s2 * c3 + s3 * c2 - s4 * c1 + s5 * c0);
 
+    assert(invdet != 0 && "Determinant equals 0 !");
+
     Mat4f result;
 
     result.at(0, 0) = ( mat.at(1, 1) * c5 - mat.at(1, 2) * c4 + mat.at(1, 3) * c3) * invdet;