utility function for printing arbitrary sizes vectors.

2 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_math_vector.h b/source/blender/blenlib/BLI_math_vector.h
index 0df4de1f829..304e2ea7fde 100644
--- a/source/blender/blenlib/BLI_math_vector.h
+++ b/source/blender/blenlib/BLI_math_vector.h
@@ -240,6 +240,7 @@ void rotate_normalized_v3_v3v3fl(float v[3], const float p[3], const float axis[
 void print_v2(const char *str, const float a[2]);
 void print_v3(const char *str, const float a[3]);
 void print_v4(const char *str, const float a[4]);
+void print_vn(const char *str, const float v[], const int n);
 
 MINLINE void normal_short_to_float_v3(float r[3], const short n[3]);
 MINLINE void normal_float_to_short_v3(short r[3], const float n[3]);
diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c
index 78266c47170..8c653b7057a 100644
--- a/source/blender/blenlib/intern/math_vector.c
+++ b/source/blender/blenlib/intern/math_vector.c
@@ -542,6 +542,16 @@ void print_v4(const char *str, const float v[4])
 	printf("%s: %.3f %.3f %.3f %.3f\n", str, v[0], v[1], v[2], v[3]);
 }
 
+void print_vn(const char *str, const float v[], const int n)
+{
+	int i = 0;
+	printf("%s[%d]:", str, n);
+	while (i++ < n) {
+		printf(" %.3f", v[i]);
+	}
+	printf("\n");
+}
+
 void minmax_v3v3_v3(float min[3], float max[3], const float vec[3])
 {
 	if (min[0] > vec[0]) min[0] = vec[0];