static void plstrip_gen( PLStrip *strip )
{
int i;
PLFLT x[]={0.,1.,1.,0.}, y[]={0.,0.,1.,1.};
/* Set up window */
plvpor(0,1,0,1);
plwind(0,1,0,1);
plcol(0);plpsty(0);
plfill(4, &x[0], &y[0]);
plvsta();
/* Draw box and same window dimensions */
strip->wxmin=strip->xmin; strip->wxmax=strip->xmax;
strip->wymin=strip->ymin; strip->wymax=strip->ymax; /* FIXME - can exist some redundancy here */
plwind(strip->xmin, strip->xmax, strip->ymin, strip->ymax);
pllsty(1);
plcol(strip->colbox);
plbox(strip->xspec, 0.0, 0, strip->yspec, 0.0, 0);
plcol(strip->collab);
pllab(strip->labx, strip->laby, strip->labtop);
for (i=0; i<PEN; i++) {
if (strip->npts[i] > 0) {
plcol(strip->colline[i]);pllsty(strip->styline[i]);
plline(strip->npts[i], strip->x[i], strip->y[i]);
}
}
plstrip_legend(strip,0);
}
void
plot3( void )
{
PLINT space0 = 0, mark0 = 0, space1 = 1500, mark1 = 1500;
int i;
// For the final graph we wish to override the default tick intervals, and
// so do not use plenv().
//
pladv( 0 );
// Use standard viewport, and define X range from 0 to 360 degrees, Y range
// from -1.2 to 1.2.
//
plvsta();
plwind( 0.0, 360.0, -1.2, 1.2 );
// Draw a box with ticks spaced 60 degrees apart in X, and 0.2 in Y.
plcol0( 1 );
plbox( "bcnst", 60.0, 2, "bcnstv", 0.2, 2 );
// Superimpose a dashed line grid, with 1.5 mm marks and spaces.
// plstyl expects a pointer!
//
plstyl( 1, &mark1, &space1 );
plcol0( 2 );
plbox( "g", 30.0, 0, "g", 0.2, 0 );
plstyl( 0, &mark0, &space0 );
plcol0( 3 );
pllab( "Angle (degrees)", "sine", "#frPLplot Example 1 - Sine function" );
for ( i = 0; i < 101; i++ )
{
x[i] = 3.6 * i;
y[i] = sin( x[i] * M_PI / 180.0 );
}
plcol0( 4 );
plline( 101, x, y );
}
void
plot3( void )
{
int i;
// For the final graph we wish to override the default tick intervals, and
// so do not use PLENV
pladv( 0 );
// Use standard viewport, and define X range from 0 to 360 degrees, Y range
// from -1.2 to 1.2.
plvsta();
plwind( (PLFLT) 0.0, (PLFLT) 360.0, (PLFLT) -1.2, (PLFLT) 1.2 );
// Draw a box with ticks spaced 60 degrees apart in X, and 0.2 in Y.
plcol0( 1 );
plbox( "bcnst", (PLFLT) 60.0, 2, "bcnstv", (PLFLT) 0.2, 2 );
// Superimpose a dashed line grid, with 1.5 mm marks and spaces. plstyl
// expects a pointer!!
plstyl( 1, &mark1, &space1 );
plcol0( 2 );
plbox( "g", (PLFLT) 30.0, 0, "g", (PLFLT) 0.2, 0 );
plstyl( 0, &mark0, &space0 );
plcol0( 3 );
pllab( "Angle (degrees)", "sine", "#frPLplot Example 1 - Sine function" );
for ( i = 0; i < 101; i++ )
{
x[i] = 3.6 * i;
y[i] = sin( x[i] * 3.141592654 / 180.0 );
}
plcol0( 4 );
plline( 101, x, y );
}
static void plplot_set_window_size( plot_driver_type * driver , int width , int height) {
char * geometry = util_alloc_sprintf("%dx%d", width, height);
plsetopt("geometry", geometry);
free( geometry );
{
plplot_state_type * state = driver->state;
plsstrm( state->stream );
//{
// printf("---------- Calling plinit()\n");
// errno = 0;
// pllib_init();
// printf("%s: after plinit(): errno:%d / strerror:%s\n",__func__ , errno , strerror( errno ));
//}
plinit();
pladv(0); /* And what does this do ... */
plvsta();
}
}
static void
c_plenvi(PLFLT xmin, PLFLT xmax, PLFLT ymin, PLFLT ymax,
PLINT just, PLINT axis, PLINT old)
{
PLFLT lb, rb, tb, bb, dx, dy;
PLFLT xsize, ysize, size, xscale, yscale, scale;
PLFLT spxmin, spxmax, spymin, spymax;
PLFLT vpxmin, vpxmax, vpymin, vpymax;
if (plsc->level < 1) {
plabort("plenv: Please call plinit first");
return;
}
if (xmin == xmax) {
plabort("plenv: Invalid xmin and xmax arguments");
return;
}
if (ymin == ymax) {
plabort("plenv: Invalid ymin and ymax arguments");
return;
}
if (just < -1 || just > 2) {
plabort("plenv: Invalid just option");
return;
}
if (plsc->nsubx * plsc->nsuby == 1) /* not multiplot mode */
old = 1;
if (old == 1)
pladv(0);
else
plclear();
if (just == 0)
plvsta();
else if (just == 1){
lb = 8.0 * plsc->chrht;
rb = 5.0 * plsc->chrht;
tb = 5.0 * plsc->chrht;
bb = 5.0 * plsc->chrht;
dx = ABS(xmax - xmin);
dy = ABS(ymax - ymin);
plgspa(&spxmin, &spxmax, &spymin, &spymax);
xsize = spxmax - spxmin;
ysize = spymax - spymin;
xscale = dx / (xsize - lb - rb);
yscale = dy / (ysize - tb - bb);
scale = MAX(xscale, yscale);
vpxmin = MAX(lb, 0.5 * (xsize - dx / scale));
vpxmax = vpxmin + (dx / scale);
vpymin = MAX(bb, 0.5 * (ysize - dy / scale));
vpymax = vpymin + (dy / scale);
plsvpa(vpxmin, vpxmax, vpymin, vpymax);
} else if(just == 2) {
lb = 8.0 * plsc->chrht;
rb = 5.0 * plsc->chrht;
tb = 5.0 * plsc->chrht;
bb = 5.0 * plsc->chrht;
plgspa(&spxmin, &spxmax, &spymin, &spymax);
xsize = spxmax - spxmin;
ysize = spymax - spymin;
size = MIN(xsize-lb-rb, ysize-tb-bb);
dx = (xsize-size-lb-rb)/2;
vpxmin = lb + dx;
vpxmax = vpxmin + size;
dy = (ysize-size-bb-tb)/2;
vpymin = bb + dy;
vpymax = vpymin + size;
plsvpa(vpxmin, vpxmax, vpymin, vpymax);
}
plwind(xmin, xmax, ymin, ymax);
switch (axis) {
case -2:
break;
case -1:
plbox("bc", (PLFLT) 0.0, 0, "bc", (PLFLT) 0.0, 0);
break;
case 0:
plbox("bcnst", (PLFLT) 0.0, 0, "bcnstv", (PLFLT) 0.0, 0);
break;
case 1:
plbox("abcnst", (PLFLT) 0.0, 0, "abcnstv", (PLFLT) 0.0, 0);
break;
case 2:
plbox("abcgnst", (PLFLT) 0.0, 0, "abcgnstv", (PLFLT) 0.0, 0);
break;
case 3:
plbox("abcgnsth", (PLFLT) 0.0, 0, "abcgnstvh", (PLFLT) 0.0, 0);
break;
case 10:
plbox("bclnst", (PLFLT) 0.0, 0, "bcnstv", (PLFLT) 0.0, 0);
break;
case 11:
plbox("abclnst", (PLFLT) 0.0, 0, "abcnstv", (PLFLT) 0.0, 0);
break;
case 12:
plbox("abcglnst", (PLFLT) 0.0, 0, "abcgnstv", (PLFLT) 0.0, 0);
break;
case 13:
plbox("abcglnsth", (PLFLT) 0.0, 0, "abcgnstvh", (PLFLT) 0.0, 0);
break;
case 20:
plbox("bcnst", (PLFLT) 0.0, 0, "bclnstv", (PLFLT) 0.0, 0);
break;
case 21:
plbox("abcnst", (PLFLT) 0.0, 0, "abclnstv", (PLFLT) 0.0, 0);
break;
case 22:
plbox("abcgnst", (PLFLT) 0.0, 0, "abcglnstv", (PLFLT) 0.0, 0);
break;
case 23:
plbox("abcgnsth", (PLFLT) 0.0, 0, "abcglnstvh", (PLFLT) 0.0, 0);
break;
case 30:
plbox("bclnst", (PLFLT) 0.0, 0, "bclnstv", (PLFLT) 0.0, 0);
break;
case 31:
plbox("abclnst", (PLFLT) 0.0, 0, "abclnstv", (PLFLT) 0.0, 0);
break;
case 32:
plbox("abcglnst", (PLFLT) 0.0, 0, "abcglnstv", (PLFLT) 0.0, 0);
break;
case 33:
plbox("abcglnsth", (PLFLT) 0.0, 0, "abcglnstvh", (PLFLT) 0.0, 0);
break;
default:
plwarn("plenv: Invalid axis argument");
}
}
int
main( int argc, const char *argv[] )
{
int i, j, k;
int npts = 0;
PLFLT xextreme[10][2];
PLFLT yextreme[10][2];
PLFLT x0[10];
PLFLT y0[10];
// Parse and process command line arguments
(void) plparseopts( &argc, argv, PL_PARSE_FULL );
// Initialize plplot
plssub( 3, 3 );
plinit();
xextreme[0][0] = -120.0; xextreme[0][1] = 120.0; yextreme[0][0] = -120.0; yextreme[0][1] = 120.0;
xextreme[1][0] = -120.0; xextreme[1][1] = 120.0; yextreme[1][0] = 20.0; yextreme[1][1] = 120.0;
xextreme[2][0] = -120.0; xextreme[2][1] = 120.0; yextreme[2][0] = -20.0; yextreme[2][1] = 120.0;
xextreme[3][0] = -80.0; xextreme[3][1] = 80.0; yextreme[3][0] = -20.0; yextreme[3][1] = 120.0;
xextreme[4][0] = -220.0; xextreme[4][1] = -120.0; yextreme[4][0] = -120.0; yextreme[4][1] = 120.0;
xextreme[5][0] = -20.0; xextreme[5][1] = 20.0; yextreme[5][0] = -120.0; yextreme[5][1] = 120.0;
xextreme[6][0] = -20.0; xextreme[6][1] = 20.0; yextreme[6][0] = -20.0; yextreme[6][1] = 20.0;
xextreme[7][0] = -80.0; xextreme[7][1] = 80.0; yextreme[7][0] = -80.0; yextreme[7][1] = 80.0;
xextreme[8][0] = 20.0; xextreme[8][1] = 120.0; yextreme[8][0] = -120.0; yextreme[8][1] = 120.0;
for ( k = 0; k < 2; k++ )
{
for ( j = 0; j < 4; j++ )
{
if ( j == 0 )
{
// Polygon 1: a diamond
x0[0] = 0; y0[0] = -100;
x0[1] = -100; y0[1] = 0;
x0[2] = 0; y0[2] = 100;
x0[3] = 100; y0[3] = 0;
npts = 4;
}
if ( j == 1 )
{
// Polygon 1: a diamond - reverse direction
x0[3] = 0; y0[3] = -100;
x0[2] = -100; y0[2] = 0;
x0[1] = 0; y0[1] = 100;
x0[0] = 100; y0[0] = 0;
npts = 4;
}
if ( j == 2 )
{
// Polygon 2: a square with punctures
x0[0] = -100; y0[0] = -100;
x0[1] = -100; y0[1] = -80;
x0[2] = 80; y0[2] = 0;
x0[3] = -100; y0[3] = 80;
x0[4] = -100; y0[4] = 100;
x0[5] = -80; y0[5] = 100;
x0[6] = 0; y0[6] = 80;
x0[7] = 80; y0[7] = 100;
x0[8] = 100; y0[8] = 100;
x0[9] = 100; y0[9] = -100;
npts = 10;
}
if ( j == 3 )
{
// Polygon 2: a square with punctures - reversed direction
x0[9] = -100; y0[9] = -100;
x0[8] = -100; y0[8] = -80;
x0[7] = 80; y0[7] = 0;
x0[6] = -100; y0[6] = 80;
x0[5] = -100; y0[5] = 100;
x0[4] = -80; y0[4] = 100;
x0[3] = 0; y0[3] = 80;
x0[2] = 80; y0[2] = 100;
x0[1] = 100; y0[1] = 100;
x0[0] = 100; y0[0] = -100;
npts = 10;
}
for ( i = 0; i < 9; i++ )
{
pladv( 0 );
plvsta();
plwind( xextreme[i][0], xextreme[i][1], yextreme[i][0], yextreme[i][1] );
plcol0( 2 );
plbox( "bc", 1.0, 0, "bcnv", 10.0, 0 );
plcol0( 1 );
plpsty( 0 );
if ( k == 0 )
plfill( npts, x0, y0 );
else
plgradient( npts, x0, y0, 45. );
plcol0( 2 );
pllsty( 1 );
plline( npts, x0, y0 );
}
}
}
// Don't forget to call plend() to finish off!
plend();
exit( 0 );
}
void plotall(int nlyr, double* T, double* plyr, double* z, double* deltaTday) {
#ifndef _NOPLOT
/* Plot T against p */
pladv(1); /* select subpage 1 */
plvsta(); /* standard viewport */
plclear(); /* clear subpage */
plcol0 (15); /* color black */
plwind( 0, 400, PSURF, 0 ); /* xmin, xmax, ymin, ymax */
plbox( "bcnst", 100, 0, "bcnst", 150.0, 0 );
pllab ("temperature [K]", "p [hPa]", ""); /* axis labels */
plcol0 (14); /* color blue */
plline (nlyr, T, plyr); /* plot temperature profile */
plcol0 (15); /* color black */
/* Plot T against z */
pladv(3); /* select subpage 1 */
plvsta(); /* standard viewport */
plclear(); /* clear subpage */
plcol0 (15); /* color black */
plwind( 0, 400, 0, 40000 ); /* xmin, xmax, ymin, ymax */
plbox( "bcnst", 100, 0, "bcnst", 5000.0, 0 );
pllab ("temperature [K]", "z [m]", ""); /* axis labels */
plcol0 (14); /* color blue */
plline (nlyr, T, z); /* plot temperature profile */
plcol0 (15); /* color black */
/* Plot Heating rate against p */
pladv(2); /* select subpage 1 */
plvsta(); /* standard viewport */
plclear(); /* clear subpage */
plcol0 (15); /* color black */
plwind( -20, 20, PSURF, 0 ); /* xmin, xmax, ymin, ymax */
plbox( "bcnst", 2, 0, "bcnst", 150.0, 0 );
pllab ("Heating Rate [T/day]", "p [hPa]", ""); /* axis labels */
plcol0 (12); /* color blue */
plline (nlyr, deltaTday, plyr); /* plot temperature profile */
plcol0 (15); /* color black */
/* Plot Heating rate against z */
pladv(4); /* select subpage 1 */
plvsta(); /* standard viewport */
plclear(); /* clear subpage */
plcol0 (15); /* color black */
plwind( -20, 20, 0, 40000 ); /* xmin, xmax, ymin, ymax */
plbox( "bcnst", 2, 0, "bcnst", 5000.0, 0 );
pllab ("Heating Rate [T/day]", "z [m]", ""); /* axis labels */
plcol0 (12); /* color blue */
plline (nlyr, deltaTday, z); /* plot temperature profile */
plcol0 (15); /* color black */
#endif
}
void c_plstripa( PLINT id, PLINT p, PLFLT x, PLFLT y )
{
int j, yasc=0, istart;
if (p >= PEN) {
plabort("Non existent pen");
return;
}
if ((id < 0) || (id >= MAX_STRIPC) ||
((stripc = strip[id]) == NULL)) {
plabort("Non existent stripchart");
return;
}
/* Add new point, allocating memory if necessary */
if (++stripc->npts[p] > stripc->nptsmax[p]) {
stripc->nptsmax[p] += 32;
stripc->x[p] = (PLFLT *) realloc((void *) stripc->x[p], sizeof(PLFLT)*stripc->nptsmax[p]);
stripc->y[p] = (PLFLT *) realloc((void *) stripc->y[p], sizeof(PLFLT)*stripc->nptsmax[p]);
if (stripc->x[p] == NULL || stripc->y[p] == NULL) {
plabort("plstripc: Out of memory.");
plstripd(id);
return;
}
}
stripc->x[p][stripc->npts[p]-1] = x;
stripc->y[p][stripc->npts[p]-1] = y;
stripc->xmax = x;
if (stripc->y_ascl == 1 && (y > stripc->ymax || y < stripc->ymin))
yasc=1;
if (y > stripc->ymax)
stripc->ymax = stripc->ymin + 1.1*(y - stripc->ymin);
if (y < stripc->ymin)
stripc->ymin = stripc->ymax - 1.1*(stripc->ymax - y);
/* Now either plot new point or regenerate plot */
if (stripc->xmax - stripc->xmin < stripc->xlen) {
if( yasc == 0) {
/* If user has changed subwindow, make shure we have the correct one */
plvsta();
plwind(stripc->wxmin, stripc->wxmax, stripc->wymin, stripc->wymax); /* FIXME - can exist some redundancy here */
plcol(stripc->colline[p]); pllsty(stripc->styline[p]);
if ((stripc->npts[p]-2) < 0)
plP_movwor(stripc->x[p][stripc->npts[p]-1], stripc->y[p][stripc->npts[p]-1]);
else
plP_movwor(stripc->x[p][stripc->npts[p]-2], stripc->y[p][stripc->npts[p]-2]);
plP_drawor(stripc->x[p][stripc->npts[p]-1], stripc->y[p][stripc->npts[p]-1]);
plflush();
}
else {
stripc->xmax = stripc->xmin + stripc->xlen;
plstrip_gen(stripc);
}
}
else {
/* Regenerating plot */
if (stripc->acc == 0) {
for (j=0; j<PEN; j++) {
if (stripc->npts[j] > 0) {
istart = 0;
while (stripc->x[j][istart] < stripc->xmin + stripc->xlen*stripc->xjump)
istart++;
stripc->npts[j] = stripc->npts[j] - istart;
memcpy( &stripc->x[j][0], &stripc->x[j][istart], (stripc->npts[j])*sizeof(PLFLT));
memcpy( &stripc->y[j][0], &stripc->y[j][istart], (stripc->npts[j])*sizeof(PLFLT));
}
}
} else
stripc->xlen = stripc->xlen * (1 + stripc->xjump);
stripc->xmin = stripc->x[p][0];
stripc->xmax = stripc->xmax + stripc->xlen*stripc->xjump;
plstrip_gen(stripc);
}
}
int plp_draw(double *signal, int *signal_lengths, int ylog_scale) {
int count;
int i,j;
int col;
int dowind;
for (i=0;i<2*NOF_INPUT_ITF;i++) {
if (signal_lengths[i] > INPUT_MAX_SAMPLES) {
moderror_msg("plplot buffer configured for %d samples but received %d in signal %d\n",
INPUT_MAX_SAMPLES,signal_lengths[i],i);
return -1;
}
}
dowind=0;
xmax=-1;
for(i=0;i<2*NOF_INPUT_ITF;i++) {
if (signal_lengths[i]) {
dowind=1;
xmax = (PLFLT) MAX(xmax,signal_lengths[i]);
for (j=0;j<signal_lengths[i];j++) {
ymin = (PLFLT) MIN(ymin,signal[i*INPUT_MAX_SAMPLES+j]);
ymax = (PLFLT) MAX(ymax,signal[i*INPUT_MAX_SAMPLES+j]);
}
}
}
if (!dowind) {
xmin=0;
xmax=100;
ymin=-1;
ymax=1;
}
plclear();
plscolbg(255, 255, 255);
plvsta();
plwid(1);
plwind(xmin, xmax, ymin*1.1, ymax*1.1);
plcol0(1);
if (ylog_scale) {
plbox(logaxis_x, 0., 0, logaxis_y, 0., 0);
} else {
plbox(axis_x, 0., 0, axis_y, 0., 0);
}
plcol0(4);
plbox("g", 0, 0, "g", 0, 0);
plcol0(1);
pllab(xlabel, ylabel, "");
draw_legend();
plwid(4);
col=3;
for (i=0;i<2*NOF_INPUT_ITF;i++) {
if (signal_lengths[i]) {
plcol0(line_colors[i]);
plline(signal_lengths[i], t, &signal[i*INPUT_MAX_SAMPLES]);
col++;
if (col==4) col++;
}
}
plflush(); // force an update of the tk driver
}
