add a convenient lua forward mapped buffers method

[ardour.git] / scripts / scope.lua

diff --git a/scripts/scope.lua b/scripts/scope.lua
index 1644419c657bdd109cf4e462fee005bc9680552c..efb0e2c3a4d714ed3523d62f95efa4afa049deec 100644 (file)
--- a/scripts/scope.lua
+++ b/scripts/scope.lua
@@ -1,6 +1,7 @@
 ardour {
        ["type"]    = "dsp",
        name        = "Inline Scope",
+       category    = "Visualization",
        license     = "GPLv2",
        author      = "Robin Gareus",
        email       = "robin@gareus.org",
@@ -19,7 +20,7 @@ function dsp_params ()
        {
                { ["type"] = "input", name = "Timescale", min = .1, max = 5, default = 2, unit="sec", logarithmic = true },
                { ["type"] = "input", name = "Logscale", min = 0, max = 1, default = 0, toggled = true },
-               { ["type"] = "input", name = "Height", min = 0, max = 3, default = 1, unit="dB", enum = true, scalepoints =
+               { ["type"] = "input", name = "Height (Aspect)", min = 0, max = 3, default = 1, enum = true, scalepoints =
                        {
                                ["Min"] = 0,
                                ["16:10"] = 1,
@@ -69,7 +70,7 @@ function dsp_runmap (bufs, in_map, out_map, n_samples, offset)
                        else
                                local w0 = bufsiz - write_ptr;
                                ARDOUR.DSP.copy_vector (shmem:to_float (write_ptr + chn_off), bufs:get_audio (ib):data (offset), w0)
-                               ARDOUR.DSP.copy_vector (shmem:to_float (chn_off)            , bufs:get_audio (ib):data (offset), n_samples - w0)
+                               ARDOUR.DSP.copy_vector (shmem:to_float (chn_off)            , bufs:get_audio (ib):data (offset + w0), n_samples - w0)
                        end
                        if (ob ~= ARDOUR.ChanMapping.Invalid and ib ~= ob) then
                                ARDOUR.DSP.copy_vector (bufs:get_audio (ob):data (offset), bufs:get_audio (ib):data (offset), n_samples)