From 090c5993ee2b7a9962fa467a600c61562c2ff42e Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 3 Nov 2008 07:41:21 +0000
Subject: [PATCH] fix nasty bug in evaluation of final step of interpolated
 Curve values

git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@4084 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/curve.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libs/ardour/curve.cc b/libs/ardour/curve.cc
index 249d84642b..c576c55d45 100644
--- a/libs/ardour/curve.cc
+++ b/libs/ardour/curve.cc
@@ -346,7 +346,11 @@ Curve::_get_vector (double x0, double x1, float *vec, int64_t veclen)
 
 	if (veclen > 1) {
 
-		dx = (hx - lx) / veclen;
+		/* note: if there are veclen elements in the output,
+		   there are only veclen-1 steps between them.
+		*/
+
+		dx = (hx - lx) / (veclen-1);
 
 		for (i = 0; i < veclen; ++i, rx += dx) {
 			vec[i] = multipoint_eval (rx);