fixed accuracy problem in cv::invert() (Cholesky method)

15 years ago · 652d0c2a54
parent b5b00d9ad4
commit 652d0c2a54
1 changed files with 1 additions and 1 deletions
--- a/3rdparty/lapack/dgemv_custom.c
+++ b/3rdparty/lapack/dgemv_custom.c
@ -117,7 +117,7 @@
    char trans = lapack_toupper(_trans[0]);
    integer i, j, m = *_m, n = *_n, lda = *_lda, incx = *_incx, incy = *_incy;
    integer leny = trans == 'N' ? m : n, lenx = trans == 'N' ? n : m;
-    real alpha = *_alpha, beta = *_beta;
+    doublereal alpha = *_alpha, beta = *_beta;
    
    integer info = 0;
    if (trans != 'N' && trans != 'T' && trans != 'C')