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-rw-r--r--matrix/generic/elem_type.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/matrix/generic/elem_type.h b/matrix/generic/elem_type.h
index 8f80306..78233a3 100644
--- a/matrix/generic/elem_type.h
+++ b/matrix/generic/elem_type.h
@@ -1,11 +1,13 @@
#ifdef MATRIX_USE_FLOAT
#define MATRIX_ELEM float
+#define MATRIX_ELEM_FMT "%f"
#define MATRIX_ELEM_PTR(self) ((self)->data.f)
#elif defined(MATRIX_USE_DOUBLE)
#define MATRIX_ELEM double
+#define MATRIX_ELEM_FMT "%lf"
#define MATRIX_ELEM_PTR(self) ((self)->data.d)
#endif