Import asteria from jwildfire

1 files changed, 12 insertions, 0 deletions

diff --git a/math.h b/math.h
index 48519b4..c29e427 100644
--- a/math.h
+++ b/math.h
@@ -109,6 +109,18 @@ inline double sum(const double2 in) {
 	return in[0] + in[1];
 }
 
+inline double square (const double in) {
+	return in * in;
+}
+
+inline double2 square_d2 (const double2 in) {
+	return in * in;
+}
+
+inline double squaresum (const double2 in) {
+	return sum (square_d2 (in));
+}
+
 inline void normalize (double * const a, const size_t n) {
 	double sum = 0.0;
 	for (unsigned int j = 0; j < n; j++) {