translator comment

diff --git a/src/ui/dialog/filter-effects-dialog.cpp b/src/ui/dialog/filter-effects-dialog.cpp
index 7357ec477be2d8abca04868c0fb5ec3d2e673877..c7694ef09ea696d774db4b2a7159f9ee0c560407 100644 (file)
--- a/src/ui/dialog/filter-effects-dialog.cpp
+++ b/src/ui/dialog/filter-effects-dialog.cpp
@@ -2215,6 +2215,7 @@ void FilterEffectsDialog::init_settings_widgets()
     _settings->type(NR_FILTER_CONVOLVEMATRIX);
     _convolve_order = _settings->add_dualspinbutton("3", SP_ATTR_ORDER, _("Size"), 1, 5, 1, 1, 0, _("width of the convolve matrix"), _("height of the convolve matrix"));
     _convolve_target = _settings->add_multispinbutton(/*default x:*/ (double) 0, /*default y:*/ (double) 0, SP_ATTR_TARGETX, SP_ATTR_TARGETY, _("Target"), 0, 4, 1, 1, 0, _("X coordinate of the target point in the convolve matrix. The convolution is applied to pixels around this point."), _("Y coordinate of the target point in the convolve matrix. The convolution is applied to pixels around this point."));
+    //TRANSLATORS: for info on "Kernel", see http://en.wikipedia.org/wiki/Kernel_(matrix)
     _convolve_matrix = _settings->add_matrix(SP_ATTR_KERNELMATRIX, _("Kernel"), _("This matrix describes the convolve operation that is applied to the input image in order to calculate the pixel colors at the output. Different arrangements of values in this matrix result in various possible visual effects. An identity matrix would lead to a motion blur effect (parallel to the matrix diagonal) while a matrix filled with a constant non-zero value would lead to a common blur effect."));
     _convolve_order->signal_attr_changed().connect(sigc::mem_fun(*this, &FilterEffectsDialog::convolve_order_changed));
     //TODO: svg spec: The default value is the sum of all values in kernelMatrix, with the exception that if the sum is zero, then the divisor is set to 1.