Curve::_get_vector: fix return value when veclen == 1

When the crossfade length is only 1 frame, I got strange
gain coefficients from get_vector (63 in my case).
The function wrongly returned the x axis value.

diff --git a/libs/evoral/src/Curve.cpp b/libs/evoral/src/Curve.cpp
index 20cc5d9ec3a088b9f5ca311621d08f9c1e97e9b0..f99a8075d5d4f5572e9aa232d092916910e9ab66 100644 (file)
--- a/libs/evoral/src/Curve.cpp
+++ b/libs/evoral/src/Curve.cpp
@@ -302,14 +302,11 @@ Curve::_get_vector (double x0, double x1, float *vec, int32_t veclen)
                if (veclen > 1) {
                        dx_num = hx - lx;
                        dx_den = veclen - 1;
-               }
-
-               if (veclen > 1) {
                        for (int i = 0; i < veclen; ++i) {
                                vec[i] = (lx * (m_num / m_den) + m_num * i * dx_num / (m_den * dx_den)) + c;
                        }
                } else {
-                       vec[0] = lx;
+                       vec[0] = lx * (m_num / m_den) + c;
                }
 
                return;