colormap

Arguments

h

A figure handle. If not given the current figure is used (See gcf).

m

A string (function name), a function, a Nx3 double matrix or "default" (to reset colormap to the default one). The color map to be used.

Description

colormap function is a helper to manage colormaps.

cmap = colormap() returns the current figure colormap.

cmap = colormap(h) returns the colormap of the figure handle h.

[cmap =] colormap(m) sets the colormap m to the current figure. cmap is only returned when the output of the function is assigned.

[cmap =] colormap(h, m) sets the colormap m to the figure handle h. cmap is only returned when the output of the function is assigned.

Examples

plot3d();
// Change colormap to parula (32 values)
colormap(parula(32));
// Change colormap to jet (default size)
colormap(jet); // Equivalent to colormap("jet")

See also

• Using colormaps — Using colormaps in graphics.
• jet
• parula
• gcf — Return handle of current graphic window.

History