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matplotpp.cc
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/****************************************************************************
Copyright (c) 2011 Yuichi Katori All Rights Reserved
License: Gnu Public license (GPL) v3
Author: Yuichi Katori ([email protected])
Project:MATPLOT++ (MATLAB-like plotting tool in C++).
Version:0.3.13
****************************************************************************/
using namespace std;
#include "matplotpp.h"
/// Figure
void Figure::add_child(int i){Children.push_back(i);}
/// Axes
void Axes::reset(){
num_child=0;
xmin=1e99; xmax=-1e99;
ymin=1e99; ymax=-1e99;
zmin=1e99; zmax=-1e99;
}
void Axes::config(){
float extent=0,extent_linear=0.03;
if((XLimMode==0)&&(xmax>xmin)){
if(XScale==0){extent=extent_linear;}
if(XScale==1){extent=0;}
XLim[0]=xmin-extent*(xmax-xmin);
XLim[1]=xmax+extent*(xmax-xmin);
}
if((YLimMode==0)&&(ymax>ymin)){
if(YScale==0){extent=extent_linear;}
if(YScale==1){extent=0;}
YLim[0]=ymin-extent*(ymax-ymin);
YLim[1]=ymax+extent*(ymax-ymin);
}
if((ZLimMode==0)&&(zmax>zmin)){
ZLim[0]=zmin-extent*(zmax-zmin);
ZLim[1]=zmax+extent*(zmax-zmin);
}
//printf("Z: %d,%f,%f\n",ZLimMode,ZLim[0],ZLim[1]);
//if(num_child){Visible=1;}else{Visible=0;}
XTick=make_tick(XLim[0],XLim[1]);
YTick=make_tick(YLim[0],YLim[1]);
ZTick=make_tick(ZLim[0],ZLim[1]);
}
int Axes::ID(){return id;}
int Axes::selected(){return Selected;}
void Axes::selected(int i){Selected=i;}
void Axes::add_child(int i){Children.push_back(i);}
dvec Axes::make_tick(double min,double max){
int i,j;
double dg;
double x,y;
int z;
x=fabs(max-min);
z=(int)log10(x);
y=x/pow((double)10,(double)z);
dg=1*pow((double)10,(double)z);
if(y<5){dg=0.5*pow((double)10,(double)z);}
if(y<2){dg=0.2*pow((double)10,(double)z);}
double min0;
min0=min-fmod(min,dg);j=0;
dvec tick;
tick.clear();
if(max>min){ i=-2; while(max>=min0+dg*i){ if(min<=min0+dg*i){ tick.push_back(min0+dg*i); j++; } i+=1;} }
if(max<min){ i=-2; while(max<=min0-dg*i){ if(min>=min0-dg*i){ tick.push_back(min0-dg*i); j++; } i+=1;} }
return tick;
}
/// Line
void Line::reset(){
XData.clear();
YData.clear();
ZData.clear();
YPData.clear();
YMData.clear();
}
void Line::color(float r,float g,float b){
//Color[0]=r;
//Color[1]=g;
//Color[2]=b;
}
/// Surface
/// Text
Text::Text(int id_){
id=id_;
type=0;
}
/// Layer
Layer::Layer(int id_){
id=id_;
Children.clear();
}
/// Patch
void Layer::add_child(int i){Children.push_back(i);}
//// MatPlot //
MatPlot::MatPlot(){
is_debug1=0;
is_debug2=0;
if(is_debug1){cout<<"init()..."<<endl;}
mode=0;
init_level=0;
iAxesSelected=-1;
colormap("Jet");
xPassive=100;
yPassive=0;
if(is_debug1){cout<<"init()...done"<<endl;}
}
MatPlot::~MatPlot(){
vFigure.clear();
vAxes.clear();
vLine.clear();
}
//void MatPlot::virtual DISPLAY(){};
// display ///
void MatPlot::display(){
int is_done=0;
int mode_next=-1;
while(!is_done){
if(mode==0){// Allocation of objects
if(is_debug1){cout<<"============================= allocation ..."<<endl;}
iFigure =0;
iLayer =0;
iAxes =0;
iLine =0;
iSurface=0;
iPatch =0;
iText =0;
if(init_level==0){vFigure.clear();}
if(init_level<=1){vLayer.clear();}
if(init_level<=2){vAxes.clear();}
if(init_level<=3){vLine.clear();}
if(init_level<=3){vSurface.clear();}
if(init_level<=3){vText.clear();}
if(init_level<=3){vPatch.clear();}
//default objects
figure();
layer();
axes();
DISPLAY();
if(is_debug1){cout<<"done"<<endl;}
mode_next=1;
}
if(mode==1){// Configuration of objects
if(is_debug1){cout<<"============================= configulation ..."<<endl;}
iFigure =0;
iLayer =0;
iAxes =0;
iLine =0;
iSurface=0;
iPatch =0;
iText =0;
//default objects
figure();
layer();
axes();
DISPLAY();
mode_next=2;
// checking number of objects. if it is inconsistent, then objects are reallocated.
if(vFigure.size() !=iFigure ){ mode_next=0; if(is_debug1){cout<<"not match in Figure"<<endl;} }
if(vAxes.size() !=iAxes ){ mode_next=0; if(is_debug1){cout<<"not match in Axes"<<endl;}}
if(vLine.size() !=iLine ){ mode_next=0; if(is_debug1){cout<<"not match in Line"<<endl;}}
if(vSurface.size()!=iSurface){ mode_next=0; if(is_debug1){cout<<"not match in Surface"<<endl;}}
if(vText.size() !=iText ){ mode_next=0; if(is_debug1){cout<<"not match in Text"<<endl;}}
if(vLayer.size() !=iLayer ){ mode_next=0; if(is_debug1){cout<<"not match in Layer"<<endl;}}
for(int i=0;i<vAxes.size();++i){ vAxes[i].config(); }
if(is_debug1){cout<<"done"<<endl;}
}
if(mode==2){// display
if(is_debug1){cout<<"============================= display ..."<<endl;}
display_figure();
if(is_debug1){cout<<" done "<<endl;}
mode_next=1;
is_done=1;
}
mode=mode_next;
}
}
void MatPlot::color(float r,float g,float b){
if(mode){
//cl->Color[0]=r;
//cl->Color[1]=g;
//cl->Color[2]=b;
}
}
// coordinate transform ///
// figure coordination
float MatPlot::ctx2(double x){
double t;
if(ca->XScale==0){//linear
return ca->Position[0] +ca->Position[2]*( (x-ca->XLim[0])/(ca->XLim[1]-ca->XLim[0]) );
}
if(ca->XScale==1){//log
t=( log10(x) - log10(ca->XLim[0]) )/( log10(ca->XLim[1])-log10(ca->XLim[0]) );
if(x<=0){t=-1;}
return ca->Position[0] +ca->Position[2]*t;
}
}
float MatPlot::cty2(double y){
if(ca->YScale==0){//linear
return ca->Position[1] +ca->Position[3]*( (y-ca->YLim[0])/(ca->YLim[1]-ca->YLim[0]) );
}
if(ca->YScale==1){//log
return ca->Position[1] +ca->Position[3]*( log10(y) - log10(ca->YLim[0]) )/( log10(ca->YLim[1])-log10(ca->YLim[0]) );
}
}
// axes coordination
float MatPlot::ctx(double x){
if(ca->XScale==0){//linear
return (x-ca->XLim[0])/(ca->XLim[1]-ca->XLim[0]);
}
if(ca->XScale==1){//log
return ( log10(x) - log10(ca->XLim[0]) )/( log10(ca->XLim[1])-log10(ca->XLim[0]) );
}
}
float MatPlot::cty(double y){
if(ca->YScale==0){//linear
return (y-ca->YLim[0])/(ca->YLim[1]-ca->YLim[0]);
}
if(ca->YScale==1){//log
return ( log10(y) - log10(ca->YLim[0]) )/( log10(ca->YLim[1])-log10(ca->YLim[0]) );
}
}
float MatPlot::ct3x(double x){
return -1+2*(x-ca->XLim[0])/(ca->XLim[1]-ca->XLim[0]);
}
float MatPlot::ct3y(double y){
return -1+2*(y-ca->YLim[0])/(ca->YLim[1]-ca->YLim[0]);
}
float MatPlot::ct3z(double z){
return -1+2*(z-ca->ZLim[0])/(ca->ZLim[1]-ca->ZLim[0]);
}
// set ///
/// set(v)
void MatPlot::set(string v){
int h=gco();
int tObj=h%100;
int iObj=h/100;
//if( (tObj==tLine) && (iObj<vLine.size()) ){
if( v=="k" ){ set(h,"COLOR","k"); }
if( v=="r" ){ set(h,"COLOR","r"); }
if( v=="b" ){ set(h,"COLOR","b"); }
if( v=="g" ){ set(h,"COLOR","g"); }
if( v=="c" ){ set(h,"COLOR","c"); }
if( v=="m" ){ set(h,"COLOR","m"); }
if( v=="y" ){ set(h,"COLOR","y"); }
if( v=="w" ){ set(h,"COLOR","w"); }
if( v=="dr" ){ set(h,"COLOR","dr"); }
if( v=="db" ){ set(h,"COLOR","db"); }
if( v=="dg" ){ set(h,"COLOR","dg"); }
if( v=="dc" ){ set(h,"COLOR","dc"); }
if( v=="dm" ){ set(h,"COLOR","dm"); }
if( v=="dy" ){ set(h,"COLOR","dy"); }
if( v=="lr" ){ set(h,"COLOR","lr"); }
if( v=="lb" ){ set(h,"COLOR","lb"); }
if( v=="lg" ){ set(h,"COLOR","lg"); }
if( v=="lc" ){ set(h,"COLOR","lc"); }
if( v=="lm" ){ set(h,"COLOR","lm"); }
if( v=="ly" ){ set(h,"COLOR","ly"); }
if( v=="ur" ){ set(h,"COLOR","ur"); }
if( v=="ub" ){ set(h,"COLOR","ub"); }
if( v=="ug" ){ set(h,"COLOR","ug"); }
if( v=="uy" ){ set(h,"COLOR","uy"); }
if( v=="uc" ){ set(h,"COLOR","uc"); }
if( v=="up" ){ set(h,"COLOR","up"); }
if( v=="uo" ){ set(h,"COLOR","uo"); }
if( v=="um" ){ set(h,"COLOR","um"); }
if( v=="ubr" ){set(h,"COLOR","ubr"); }
if( v=="-" ){ set(h,"LineStyle","-"); set(h,"Marker","none"); }
if( v=="- -"){ set(h,"LineStyle","- -"); set(h,"Marker","none"); }
if( v==":" ){ set(h,"LineStyle",":"); set(h,"Marker","none"); }
if( v=="-." ){ set(h,"LineStyle","-."); set(h,"Marker","none"); }
if( v=="." ){ set(h,"Marker","."); set(h,"LineStyle","none"); }
if( v=="+" ){ set(h,"Marker","+"); set(h,"LineStyle","none"); }
if( v=="x" ){ set(h,"Marker","x"); set(h,"LineStyle","none"); }
if( v=="d" ){ set(h,"Marker","d"); set(h,"LineStyle","none"); }
if( v=="^" ){ set(h,"Marker","^"); set(h,"LineStyle","none"); }
if( v=="v" ){ set(h,"Marker","v"); set(h,"LineStyle","none"); }
if( v=="o" ){ set(h,"Marker","o"); set(h,"LineStyle","none"); }
if( v=="*" ){ set(h,"Marker","*"); set(h,"LineStyle","none"); }
if( v=="s" ){ set(h,"Marker","s"); set(h,"LineStyle","none"); }
if( v==">" ){ set(h,"Marker",">"); set(h,"LineStyle","none"); }
if( v=="<" ){ set(h,"Marker","<"); set(h,"LineStyle","none"); }
if( v=="p" ){ set(h,"Marker","p"); set(h,"LineStyle","none"); }
if( v=="h" ){ set(h,"Marker","h"); set(h,"LineStyle","none"); }
//}
}
void MatPlot::set(float v){
int h=gco();
int tObj=h%100;
int iObj=h/100;
if( (tObj==tLine) && (iObj<vLine.size()) ){
vLine[iObj].LineWidth=v;
vLine[iObj].MarkerSize=v;
}
}
/// set(p,v),set(h,p,v)
void MatPlot::set(string p,string v){
int h=gco();
set(h,p,v);
}
void MatPlot::set(string p,float v){
int h=gco();
set(h,p,v);
}
void MatPlot::set(int h,string p,string v){
int tObj=h%100;
int iObj=h/100;
// Axes //
if( (tObj==tAxes) && (iObj<vAxes.size()) ){
if(p=="TickDir"){ vAxes[iObj].TickDir=v; }
//if(p==""){ vLine[iObj].=v; }
}
// Line //
if( (tObj==tLine) && (iObj<vLine.size()) ){
if(p=="COLOR"){ vLine[iObj].Color=v; vLine[iObj].MarkerEdgeColor=v; }
if(p=="Color"){ vLine[iObj].Color=v; }
if(p=="Marker"){ vLine[iObj].Marker=v; }
if(p=="LineStyle"){ vLine[iObj].LineStyle=v; }
if(p=="MarkerEdgeColor"){ vLine[iObj].MarkerEdgeColor=v; }
if(p=="MarkerFaceColor"){ vLine[iObj].MarkerFaceColor=v; }
//if(p==""){ vLine[iObj].=v; }
}
// Surface //
if( (tObj==tSurface) && (iObj<vSurface.size()) ){
if(p=="COLOR"){ vSurface[iObj].EdgeColor=v; }
if(p=="LineStyle"){ vSurface[iObj].LineStyle=v; }
if(p=="EdgeColor"){ vSurface[iObj].EdgeColor=v; }
if(p=="FaceColor"){ vSurface[iObj].FaceColor=v; }
//if(p==""){ vLine[iObj].=v; }
}
// Patch //
if( (tObj==tPatch) && (iObj<vPatch.size()) ){
//if(p==""){ vPatch[iObj].=v; }
if(p=="COLOR"){ vPatch[iObj].EdgeColor=v; }
if(p=="LineStyle"){ vPatch[iObj].LineStyle=v; }
if(p=="EdgeColor"){ vPatch[iObj].EdgeColor=v; }
if(p=="FaceColor"){ vPatch[iObj].FaceColor=v; }
}
}
void MatPlot::set(int h,string p,float v){
int tObj=h%100;
int iObj=h/100;
// Line //
if( (tObj==tLine) && (iObj<vLine.size()) ){
if(p=="LineWidth"){ vLine[iObj].LineWidth=v; }
if(p=="MarkerSize"){ vLine[iObj].MarkerSize=v; }
}
// Surface //
if( (tObj==tSurface) && (iObj<vSurface.size()) ){
if(p=="LineWidth"){ vSurface[iObj].LineWidth=v; }
//if(p==""){ vLine[iObj].=v; }
}
// Patch //
if( (tObj==tPatch) && (iObj<vPatch.size()) ){
if(p=="LineWidth"){ vPatch[iObj].LineWidth=v; }
//if(p==""){ vLine[iObj].=v; }
}
}
int MatPlot::gco(){
return hObj;
}
//void MatPlot::set_line_width(float linewidth){
// cl->LineWidth=linewidth;
//}
// Events ///
void MatPlot::reshape(int w, int h){
window_w=w;
window_h=h;
if(mode==2){
glViewport(0,0,w,h);
}
//cout <<"window size: "<< w <<" "<<h<<endl;
}
void MatPlot::mouse(int button, int state, int x, int y ){
Layer_mouse(button,state,x,y);
Axes_mouse(button,state,x,y);
display();
}
void MatPlot::motion(int x, int y ){
Axes_motion(x,y);
//glutPostRedisplay();
}
void MatPlot::passivemotion(int x,int y){
xPassive=x;
yPassive=y;
//cout <<"Passive: "<<x<<" "<<y<<endl;
}
void MatPlot::keyboard(unsigned char key, int x, int y){
switch(key){
case 'q':
exit(0);
break;
case 'p':
print();
break;
}
}
// print ///
void MatPlot::print(){
FILE *fp;
int state = GL2PS_OVERFLOW, buffsize = 0;
fp = fopen("out.eps", "wb");
printf("Writing 'out.eps'... ");
while(state == GL2PS_OVERFLOW){
buffsize += 2024*2024;
gl2psBeginPage("test", "gl2ps", NULL, GL2PS_EPS, GL2PS_SIMPLE_SORT,
GL2PS_USE_CURRENT_VIEWPORT,
GL_RGBA, 0, NULL, 0, 0, 0, buffsize, fp, "out.eps");
display();
state = gl2psEndPage();
}
fclose(fp);
printf("Done!\n");
}
// Figure ///
int MatPlot::figure(){
int h=iFigure*100 + tFigure; hObj=h;
if(is_debug1){printf("mode: %d handle: %4d Figure\n",mode,h);}
if(mode==0){
vFigure.push_back(Figure(h));
}
if(mode==1){
}
if(iFigure<vFigure.size()){cf=&vFigure[iFigure];}
iFigure++;
return h;
}
void MatPlot::display_figure(){
if(is_debug1){printf("mode: %d handle: %4d Figure\n",
mode,cf->id);}
int tObj;// type of child object
int iObj;// index of child object
if(cf->Visible){
glEnable(GL_DEPTH_TEST);
//glDepthFunc(GL_NEVER);
glClearColor(1, 1, 1, 0.);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glViewport(0,0, (int)(window_w),(int)(window_h));
glLoadIdentity();
//gluOrtho2D( 0.0, 1.0, 0.0, 1.0 );
glOrtho(0, 1, 0, 1, -1, 3);
for(int i=0;i<cf->Children.size();++i){
tObj=cf->Children[i]%100;
iObj=cf->Children[i]/100;
//printf("Obj t:%3d i:%3d \n",tObj,iObj);
if(tObj==tLayer){
cfr=&vLayer[iObj];
if(cfr->Visible){ display_layer();}
}
}
/*
for(int i1=0;i1<cf->Children.size();++i1){
tObj1=cf->Children[i1]%100;
iObj1=cf->Children[i1]/100;
if(tObj1==tLayer){
cfr=&vLayer[iObj1];
if(cfr->Visible){ display_layer();}
for(int i2=0;i2<cfr->Children.size();++i2){
tObj2=cfr->Children[i2]%100;
iObj2=cfr->Children[i2]/100;
if(tObj2==tAxes){
ca=&vAxes[iObj2];
if(ca->Children.size()){display_axes();}
}
}
}
}
*/
//Visible(1);
display_layer2();
glFlush();
glViewport(0,0,window_w,window_h);
}
glutSwapBuffers();
}
// Layer ///
int MatPlot::layer(){
int h=iLayer*100 + tLayer;hObj=h;
if(is_debug1){printf("mode: %d handle: %4d Layer\n",mode,h);}
if(mode==0){
vLayer.push_back(Layer(h));
cf->add_child(h);
}
if(mode==1){
}
if(iLayer<vLayer.size()){cfr=&vLayer[iLayer];}
iLayer++;
axes();//default axes
return h;
}
void MatPlot::display_layer(){
if(is_debug1){printf("mode: %d handle: %4d Layer ( %s ) \n",
mode,cfr->id,cfr->layername.c_str());}
int tObj;// type of child object
int iObj;// index of child object
for(int i=0;i<cfr->Children.size();++i){
tObj=cfr->Children[i]%100;
iObj=cfr->Children[i]/100;
if(tObj==tAxes){
ca=&vAxes[iObj];
display_axes();
}
}//i
}
void MatPlot::display_layer2(){
int l,t,w,h,r;
string s;
l=1;
t=1;
w=20;//button_width;
h=20;//button_height;
r=3;
if(xPassive<25){
glViewport(0,0, (int)(window_w),(int)(window_h));
glLoadIdentity();
gluOrtho2D( 0.0, (int)(window_w), (int)(window_h),0 );
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
glLineWidth(2);
glColor3d(0,0,1);
for(int j=0;j<vLayer.size();++j){
//glBegin(GL_LINE_STRIP);
//glVertex2d(l ,h*j );
//glVertex2d(l ,h*j+h );
//glVertex2d(l+w ,h*j+h );
//glVertex2d(l+w ,h*j );
//glEnd();
if(vLayer[j].Visible==1){// [v]
glBegin(GL_LINE_STRIP);
glVertex2d(l+r ,h*j+r );
glVertex2d(l+r ,h*j+h-r );
glVertex2d(l+w-r ,h*j+h-r );
glVertex2d(l+w-r ,h*j+r );
glVertex2d(l+r ,h*j+r );
glEnd();
glBegin(GL_LINE_STRIP);
glVertex2d(l+9 ,h*j+5 );
glVertex2d(l+8 ,h*j+15 );
glVertex2d(l+15 ,h*j+7 );
glEnd();
//ptext(5,h*j+h-3,"[v]");
}
if(vLayer[j].Visible==0){// []
glBegin(GL_LINE_STRIP);
glVertex2d(l+r ,h*j+r );
glVertex2d(l+r ,h*j+h-r );
glVertex2d(l+w-r ,h*j+h-r );
glVertex2d(l+w-r ,h*j+r );
glVertex2d(l+r ,h*j+r );
glEnd();
//ptext(5,h*j+h-3,"[ ]");
}
//ptext(22,h*j+h-3,vLayer[j].layername);
glColor3f(0,0,1);
glRasterPos2f( 22, h*j+h-6 );
s=vLayer[j].layername;
gl2psText(s.c_str(), "Arial", 12);
for(int i=0;i<s.size();++i){
glutBitmapCharacter( GLUT_BITMAP_HELVETICA_12, s[i] );
}
}
}
}
/// events (mouse)
void MatPlot::Layer_mouse(int button, int state, int x, int y ){
int l,t,w,h;
int is;
double dt;
l=1;
t=1;
w=20;//button_width;
h=20;//button_height;
//cout <<"button:"<< button<<" state:"<<state<<" x:"<<x<<" y:"<<y<<endl;
if ( button == GLUT_LEFT_BUTTON && state == GLUT_DOWN ) {// Left Click
for(int j=0;j<vLayer.size();++j){
if((l<x)&&(x<w)&&(h*j<y)&&(y<h*j+h)){
//visibility
if(vLayer[j].Visible==1){is=0;}
if(vLayer[j].Visible==0){is=1;}
vLayer[j].Visible=is;
//double click to focus layer
time_layer_clicked=clock();
dt=(float)(time_layer_clicked - time_layer_clicked_last)/CLOCKS_PER_SEC;
if(dt < 0.05 ){
for(int k=0;k<vLayer.size();++k){ vLayer[k].Visible=0; }
vLayer[j].Visible=1;
//cout <<"!!"<<endl;
}
//cout <<"click: "<<time_layer_clicked<<" "<<CLOCKS_PER_SEC<<" "<<dt<<endl;
time_layer_clicked_last=time_layer_clicked;
//cout<<"pushed:"<<j<<" Visible:"<<vLayer[j].Visible<<" "<<is<<endl;
for(int i=0;i<vAxes.size();++i){
if(vAxes[i].Parent=vLayer[j].id){vAxes[i].Visible=is;}
}
}
}
}
}
int MatPlot::layer(string s,int Visible){
int h=layer();
if(mode==0){
cfr->Visible=Visible;
cfr->layername=s;
}
return h;
}
int MatPlot::frame(string s,int Visible){
int h=layer();
if(mode==0){
cfr->Visible=Visible;
cfr->layername=s;
}
return h;
}
// Axes ///
int MatPlot::gca(){
return ca->id;
}
int MatPlot::axes(){
int h=iAxes*100 + tAxes; hObj=h;
//int h=handle(iAxes,tAxes);
if(is_debug1){printf("mode: %d handle: %4d Axes \n",mode,h);}
if(mode==0){
cfr->add_child(h);
vAxes.push_back(Axes(h));
}
if(mode==1){
if(iAxes<vAxes.size()){ vAxes[iAxes].reset(); }
}
if(iAxes<vAxes.size()){ca=&vAxes[iAxes];}
ca->Visible=cfr->Visible;
iAxes++;
return h;
}
void MatPlot::display_axes(){
if(is_debug1){printf("mode: %d handle: %4d Axes #Children %d\n",
mode,ca->id,ca->Children.size());}
if(ca->Children.size()){
if(ca->View==0){//2D
display_axes_2d();
}
if(ca->View==1){//2D
display_axes_3d();
}
}
if(ca->View==2){//colorbar
display_axes_colorbar();
}
// childlen //
int tObj;// type of child object
int iObj;// index of child object
for(int i=0;i<ca->Children.size();++i){
tObj=ca->Children[i]%100;
iObj=ca->Children[i]/100;
if(tObj==tLine){
cl=&vLine[iObj];
display_line();
}
if(tObj==tSurface){
cs=&vSurface[iObj];
display_surface();
}
if(tObj==tText){
ct=&vText[iObj];
display_text();
}
if(tObj==tPatch){
cp=&vPatch[iObj];
display_patch();
}
}//i
}
/// display
void MatPlot::display_axes_2d(){
char ctmp[100];
float l,b,w,h;//left,bottom,width,height
float r=0.01;
l=ca->Position[0];
b=ca->Position[1];
w=ca->Position[2];
h=ca->Position[3];
// Viewport Figure (VpF) for drawing axes
glViewport(0,0, (int)(window_w),(int)(window_h));
glLoadIdentity();
gluOrtho2D( 0.0, 1.0, 0.0, 1.0 );
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
float x_axis_location=1,y_axis_location=1;
if(ca->XAxisLocation=="top" ){x_axis_location=1;}else{x_axis_location=-1;}
if(ca->YAxisLocation=="right"){y_axis_location=1;}else{y_axis_location=-1;}
int char_w=6,char_h=12;
float offset=0.01;
int num_char=4;
int gridlinestyle;
int tickdir=1;//1:in, -1:out
if(ca->Box){
// box //
glLineWidth(ca->LineWidth);
gl2psLineWidth(ca->LineWidth);
if(ca->Selected){
glLineWidth( 2* ca->LineWidth);
gl2psLineWidth(ca->LineWidth);
}
glColor3f(0,0,0);
glBegin(GL_LINE_LOOP);
glVertex2d(l, b);
glVertex2d(l+w,b);
glVertex2d(l+w,b+h);
glVertex2d(l, b+h);
glEnd();
// mouse capture //
if(ca->Selected){
sprintf(ctmp,"Mouse:(%f,%f)",ca->XMouse,ca->YMouse);
ptext( l,b+h+r,ctmp );
}
// Grid //
gridlinestyle=3;
if(ca->GridLineStyle=="-" ){gridlinestyle=1;}
if(ca->GridLineStyle=="- -"){gridlinestyle=2;}
if(ca->GridLineStyle==":" ){gridlinestyle=3;}
if(ca->GridLineStyle=="-." ){gridlinestyle=4;}
if(ca->XGrid){
glLineWidth(ca->LineWidth);
gl2psLineWidth(ca->LineWidth);
for(int i=0;i<ca->XTick.size();++i){
//cout <<"grid "<<gridlinestyle<<" "<<ca->XTick[i]<<endl;
if(gridlinestyle==1){// -
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==2){//- -
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0xF0F0);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==3){//:
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0xCCCC);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==4){//-.
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0x087F);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
glBegin(GL_LINE_STRIP);
glVertex2d( ctx2(ca->XTick[i]),b );
glVertex2d( ctx2(ca->XTick[i]),b+h );//!! TODO
glEnd();
}
}
if(ca->YGrid){
for(int i=0;i<ca->XTick.size();++i){
if(gridlinestyle==1){// -
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==2){//- -
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0xF0F0);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==3){//:
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0xCCCC);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
if(gridlinestyle==4){//-.
glEnable(GL_LINE_STIPPLE);
glLineStipple(1, 0x087F);
gl2psEnable(GL2PS_LINE_STIPPLE);
}
glBegin(GL_LINE_STRIP);
glVertex2d( l, cty2(ca->YTick[i]) );
glVertex2d( l+w,cty2(ca->YTick[i]) );
glEnd();
}
}
// Ticks //
if(ca->TickDir=="in"){tickdir=1;}
if(ca->TickDir=="out"){tickdir=-1;}
glDisable(GL_LINE_STIPPLE);
gl2psDisable(GL2PS_LINE_STIPPLE);
//TODO precise adjustment of tick location
// x tick
for(int i=0;i<ca->XTick.size();++i){
glBegin(GL_LINE_STRIP);
glVertex2d( ctx2(ca->XTick[i]),b );
glVertex2d( ctx2(ca->XTick[i]),b+tickdir*0.01 );//b-0.02*h
glEnd();
}
// x tick label
if(ca->TickLabel){
for(int i=0;i<ca->XTick.size();++i){
sprintf(ctmp,"%4.1f",ca->XTick[i]);
//ptext( ctx2(ca->XTick[i])-0.02, b-0.025,ctmp );//b-0.05*h
ptext( ctx2(ca->XTick[i])-(float)num_char*char_w/window_w/2.0,
b-offset-1.0*char_h/window_h,ctmp );//b-0.05*h
}
}
// y tick
for(int i=0;i<ca->YTick.size();++i){
glBegin(GL_LINE_STRIP);
glVertex2d( l, cty2(ca->YTick[i]) );
glVertex2d( l+tickdir*0.01,cty2(ca->YTick[i]) );
glEnd();
}
// y tick label
if(ca->TickLabel){
for(int i=0;i<ca->YTick.size();++i){
sprintf(ctmp,"%4.1f",ca->YTick[i]);
//ptext( l-0.05,cty2(ca->YTick[i])-0.0,ctmp );
ptext( l-(float)num_char*char_w/window_w-offset,
cty2(ca->YTick[i])-0.5*char_h/window_h,ctmp );
}
}
}//Box
//Title
num_char=ca->Title.length();
ptext( l+w/2.0-(float)num_char*char_w/window_w/2.0,
b+h+offset,
ca->Title );
//XLabel
num_char=ca->XLabel.length();
ptext( l+w/2.0-(float)num_char*char_w/window_w/2.0,
b-offset-2.0*char_h/window_h,
ca->XLabel );
//YLabel
num_char=ca->YLabel.length();
ptext( l, b+h+offset,
ca->YLabel );
// Viewport Axes (VpA) for drawing lines and surfaces
glViewport((int)(ca->Position[0]*window_w ),
(int)(ca->Position[1]*window_h ),
(int)(ca->Position[2]*window_w ),
(int)(ca->Position[3]*window_h ));
glLoadIdentity();
gluOrtho2D( 0.0, 1.0, 0.0, 1.0 );
}
void MatPlot::display_axes_3d(){
char ctmp[100];
float l,b,w,h;//left,bottom,width,height
float r=0.01;
l=ca->Position[0];
b=ca->Position[1];
w=ca->Position[2];
h=ca->Position[3];
// Viewport Axes
/*
glViewport((int)(ca->Position[0]*window_w ),
(int)(ca->Position[1]*window_h ),
(int)(ca->Position[2]*window_w ),
(int)(ca->Position[3]*window_h ));
*/
glViewport((int)(ca->Viewport3d[0]*window_w ),
(int)(ca->Viewport3d[1]*window_h ),
(int)(ca->Viewport3d[2]*window_w ),
(int)(ca->Viewport3d[3]*window_h ));
glLoadIdentity();
//glOrtho(-1.7, 1.7, -1.7, 1.7, -1.5, 3);
glOrtho(-1.8, 1.8, -1.8, 1.8, -1.5, 3);
gluLookAt(cos(ca->cta*PI/180)*cos(ca->phi*PI/180),
sin(ca->cta*PI/180)*cos(ca->phi*PI/180),
sin(ca->phi*PI/180),
//gluLookAt(CameraPosition[0],CameraPosition[1],CameraPosition[2],
ca->CameraTarget[0], ca->CameraTarget[1], ca->CameraTarget[2],
ca->CameraUpVector[0],ca->CameraUpVector[1],ca->CameraUpVector[2]);
/*
// x,y,z axes for test
glColor3f(1,0,0);
glBegin(GL_LINE_STRIP);
glVertex3d(0,0,0); glVertex3d(1,0,0);
glEnd();
glColor3f(0,1,0);
glBegin(GL_LINE_STRIP);
glVertex3d(0,0,0); glVertex3d(0,1,0);