def figimage(self, X, xo=0, yo=0, alpha=1.0, norm=None, cmap=None, vmin=None, vmax=None, origin=None): """ FIGIMAGE(X) # add non-resampled array to figure FIGIMAGE(X, xo, yo) # with pixel offsets FIGIMAGE(X, **kwargs) # control interpolation ,scaling, etc Add a nonresampled figure to the figure from array X. xo and yo are offsets in pixels X must be a float array If X is MxN, assume luminance (grayscale) If X is MxNx3, assume RGB If X is MxNx4, assume RGBA The following kwargs are allowed: * cmap is a cm colormap instance, eg cm.jet. If None, default to the rc image.cmap valuex * norm is a matplotlib.colors.normalize instance; default is normalization(). This scales luminance -> 0-1 * vmin and vmax are used to scale a luminance image to 0-1. If either is None, the min and max of the luminance values will be used. Note if you pass a norm instance, the settings for vmin and vmax will be ignored. * alpha = 1.0 : the alpha blending value * origin is either 'upper' or 'lower', which indicates where the [0,0] index of the array is in the upper left or lower left corner of the axes. Defaults to the rc image.origin value This complements the axes image (Axes.imshow) which will be resampled to fit the current axes. If you want a resampled image to fill the entire figure, you can define an Axes with size [0,1,0,1]. A image.FigureImage instance is returned. """ if not self._hold: self.clf() im = FigureImage(self, cmap, norm, xo, yo, origin) im.set_array(X) im.set_alpha(alpha) if norm is None: im.set_clim(vmin, vmax) self.images.append(im) return im
def figimage(self, X, xo=0, yo=0, alpha=1.0, norm=None, cmap=None, vmin=None, vmax=None, origin=None): """\ FIGIMAGE(X) # add non-resampled array to figure FIGIMAGE(X, xo, yo) # with pixel offsets FIGIMAGE(X, **kwargs) # control interpolation ,scaling, etc Add a nonresampled figure to the figure from array X. xo and yo are offsets in pixels X must be a float array If X is MxN, assume luminance (grayscale) If X is MxNx3, assume RGB If X is MxNx4, assume RGBA The following kwargs are allowed: * cmap is a cm colormap instance, eg cm.jet. If None, default to the rc image.cmap valuex * norm is a matplotlib.colors.normalize instance; default is normalization(). This scales luminance -> 0-1 * vmin and vmax are used to scale a luminance image to 0-1. If either is None, the min and max of the luminance values will be used. Note if you pass a norm instance, the settings for vmin and vmax will be ignored. * alpha = 1.0 : the alpha blending value * origin is either 'upper' or 'lower', which indicates where the [0,0] index of the array is in the upper left or lower left corner of the axes. Defaults to the rc image.origin value This complements the axes image which will be resampled to fit the current axes. If you want a resampled image to fill the entire figure, you can define an Axes with size [0,1,0,1]. A image.FigureImage instance is returned. """ if not self._hold: self.clf() im = FigureImage(self, cmap, norm, xo, yo, origin) im.set_array(X) im.set_alpha(alpha) if norm is None: im.set_clim(vmin, vmax) self.images.append(im ) return im
def figimage(self, X, xo=0, yo=0, alpha=1.0, norm=None, cmap=None, vmin=None, vmax=None, origin=None, **kwargs): """ call signatures:: figimage(X, **kwargs) adds a non-resampled array *X* to the figure. :: figimage(X, xo, yo) with pixel offsets *xo*, *yo*, *X* must be a float array: * If *X* is MxN, assume luminance (grayscale) * If *X* is MxNx3, assume RGB * If *X* is MxNx4, assume RGBA Optional keyword arguments: ========= ========================================================== Keyword Description ========= ========================================================== xo or yo An integer, the *x* and *y* image offset in pixels cmap a :class:`matplotlib.cm.ColorMap` instance, eg cm.jet. If None, default to the rc ``image.cmap`` value norm a :class:`matplotlib.colors.Normalize` instance. The default is normalization(). This scales luminance -> 0-1 vmin|vmax are used to scale a luminance image to 0-1. If either is None, the min and max of the luminance values will be used. Note if you pass a norm instance, the settings for *vmin* and *vmax* will be ignored. alpha the alpha blending value, default is 1.0 origin [ 'upper' | 'lower' ] Indicates where the [0,0] index of the array is in the upper left or lower left corner of the axes. Defaults to the rc image.origin value ========= ========================================================== figimage complements the axes image (:meth:`~matplotlib.axes.Axes.imshow`) which will be resampled to fit the current axes. If you want a resampled image to fill the entire figure, you can define an :class:`~matplotlib.axes.Axes` with size [0,1,0,1]. An :class:`matplotlib.image.FigureImage` instance is returned. .. plot:: mpl_examples/pylab_examples/figimage_demo.py Additional kwargs are Artist kwargs passed on to :class:`~matplotlib.image.FigureImage` """ if not self._hold: self.clf() im = FigureImage(self, cmap, norm, xo, yo, origin, **kwargs) im.set_array(X) im.set_alpha(alpha) if norm is None: im.set_clim(vmin, vmax) self.images.append(im) return im
def figimage(self, X, xo=0, yo=0, alpha=None, norm=None, cmap=None, vmin=None, vmax=None, origin=None, **kwargs): """ call signatures:: figimage(X, **kwargs) adds a non-resampled array *X* to the figure. :: figimage(X, xo, yo) with pixel offsets *xo*, *yo*, *X* must be a float array: * If *X* is MxN, assume luminance (grayscale) * If *X* is MxNx3, assume RGB * If *X* is MxNx4, assume RGBA Optional keyword arguments: ========= ========================================================== Keyword Description ========= ========================================================== xo or yo An integer, the *x* and *y* image offset in pixels cmap a :class:`matplotlib.cm.ColorMap` instance, eg cm.jet. If None, default to the rc ``image.cmap`` value norm a :class:`matplotlib.colors.Normalize` instance. The default is normalization(). This scales luminance -> 0-1 vmin|vmax are used to scale a luminance image to 0-1. If either is None, the min and max of the luminance values will be used. Note if you pass a norm instance, the settings for *vmin* and *vmax* will be ignored. alpha the alpha blending value, default is None origin [ 'upper' | 'lower' ] Indicates where the [0,0] index of the array is in the upper left or lower left corner of the axes. Defaults to the rc image.origin value ========= ========================================================== figimage complements the axes image (:meth:`~matplotlib.axes.Axes.imshow`) which will be resampled to fit the current axes. If you want a resampled image to fill the entire figure, you can define an :class:`~matplotlib.axes.Axes` with size [0,1,0,1]. An :class:`matplotlib.image.FigureImage` instance is returned. .. plot:: mpl_examples/pylab_examples/figimage_demo.py Additional kwargs are Artist kwargs passed on to :class:`~matplotlib.image.FigureImage` """ if not self._hold: self.clf() im = FigureImage(self, cmap, norm, xo, yo, origin, **kwargs) im.set_array(X) im.set_alpha(alpha) if norm is None: im.set_clim(vmin, vmax) self.images.append(im) return im