#include <chplot.h> #include <math.h> int main() { double x[16], y[16], z[256]; double r; int i, j; class CPlot subplot, *spl; linspace(x, -10, 10); linspace(y, -10, 10); for(i=0; i<16; i++) { for(j=0; j<16; j++) { r = sqrt(x[i]*x[i]+y[j]*y[j]); z[16*i+j] = sin(r)/r; } } subplot.subplot(2,3); spl = subplot.getSubplot(0,0); spl->data3D(x, y, z); spl->plotType(PLOT_PLOTTYPE_LINES, 0); spl->contourMode(PLOT_CONTOUR_BASE); spl->removeHiddenLine(PLOT_OFF); spl->label(PLOT_AXIS_XYZ, NULL); spl->title("PLOT_CONTOUR_BASE"); spl = subplot.getSubplot(0,1); spl->data3D(x, y, z); spl->plotType(PLOT_PLOTTYPE_LINES, 0); spl->contourMode(PLOT_CONTOUR_SURFACE); spl->removeHiddenLine(PLOT_OFF); spl->label(PLOT_AXIS_XYZ, NULL); spl->title("PLOT_CONTOUR_SURFACE"); spl = subplot.getSubplot(0,2); spl->data3D(x, y, z); spl->plotType(PLOT_PLOTTYPE_LINES, 0); spl->contourMode(PLOT_CONTOUR_BASE|PLOT_CONTOUR_SURFACE); spl->removeHiddenLine(PLOT_OFF); spl->label(PLOT_AXIS_XYZ, NULL); spl->title("PLOT_CONTOUR_BASE|PLOT_CONTOUR_SURFACE"); spl = subplot.getSubplot(1,0); spl->data3D(x, y, z); spl->contourMode(PLOT_CONTOUR_SURFACE); spl->label(PLOT_AXIS_XYZ, NULL); spl->title("PLOT_CONTOUR_SURFACE"); spl = subplot.getSubplot(1,1); spl->data3D(x, y, z); spl->contourMode(PLOT_CONTOUR_BASE); spl->label(PLOT_AXIS_XYZ, NULL); spl->title("PLOT_CONTOUR_BASE"); subplot.plotting(); }