reorganized project for cleaner filesystem

nufi/blas.h

@@ -0,0 +1,54 @@
+#ifndef NUFI_BLAS_H
+#define NUFI_BLAS_H
+
+#include <cstddef>
+
+/*!
+ * \brief Convenience wrappers for BLAS, with overloads for single and double
+ *        precision.
+ */
+namespace blas
+{
+
+double dot( const size_t n, const double *x, size_t incx,
+                            const double *y, size_t incy );
+
+float  dot( const size_t n, const float  *x, size_t incx,
+                            const float  *y, size_t incy );
+
+void axpy( size_t n, double alpha, const double *x, size_t incx,
+                                         double *y, size_t incy );
+
+void axpy( size_t n, float  alpha, const float  *x, size_t incx,
+                                         float  *y, size_t incy );
+
+
+void scal( size_t n, double alpha, double *x, size_t incx );
+void scal( size_t n, float  alpha, float  *x, size_t incx );
+
+void copy( size_t n, const double *x, size_t incx, double *y, size_t incy );
+void copy( size_t n, const float  *x, size_t incx, float  *y, size_t incy );
+
+void ger( const size_t M, const size_t N, const double alpha,
+          const double *X, const size_t incX, const double *Y, const size_t incY,
+          double *A, const size_t lda);
+
+void ger( const size_t M, const size_t N, const float alpha,
+          const float *X, const size_t incX, const float *Y, const size_t incY,
+          float *A, const size_t lda);
+
+
+void gemv( const char trans, size_t m, size_t n,
+		   double alpha, const double *a, size_t lda,
+           const double *x, size_t incx, double beta,
+           double *y, size_t incy );
+
+void gemv( const char trans, size_t m, size_t n,
+		   float alpha, const float *a, size_t lda,
+           const float *x, size_t incx, float beta,
+           float *y, size_t incy );
+}
+
+
+#endif
+