TRANSFORM_PLOT_DATA - Prepare data for efficient multi-channel plotting
[X, Y] = ndi.gui.app.pyraview.transformPlotData(DATA, TVEC, LEVEL, SPACING, MAPPING)
Inputs:
DATA - Data matrix (Samples x Channels) or (Samples x Channels x 2).
TVEC - Time vector (Samples x 1).
LEVEL - Decimation level (0 for raw, >0 for decimated).
SPACING - Vertical spacing between channels.
MAPPING - (Optional) Channel mapping vector.
Outputs:
X - X-coordinates for plotting (single vector with NaNs).
Y - Y-coordinates for plotting (single vector with NaNs).