Getting 'constructor is undefined' error message
in
Programming Questions
•
3 years ago
I'm new to processing, trying to mess around with Caligraft by Ricard Marxer Pinon. I'm using the geomerative library, but keeping getting the error message "The constructor RFont(caligraft, String, int, int) is undefined". I appreciate any help!
Here is the code:
import processing.pdf.*;
import processing.opengl.*;
import geomerative.*;
float toldist;
RFont f;
RGroup grupo;
boolean restart = false;
Particle[] psys;
int numPoints, numParticles;
float maxvel;
//------------------------ Runtime properties ----------------------------------
// Save each frame
boolean SAVEVIDEO = false;
boolean SAVEFRAME = false;
boolean APPLICATION = true;
String DEFAULTAPPLETRENDERER = P3D;
int DEFAULTAPPLETWIDTH = 600;
int DEFAULTAPPLETHEIGHT = 600;
String DEFAULTAPPLICRENDERER = OPENGL;
int DEFAULTAPPLICWIDTH = 600;
int DEFAULTAPPLICHEIGHT = 600;
//------------------------------------------------------------------------------
// Text to be written
String STRNG = "Fear";
// Font to be used
String FONT = "arial.ttf";
// Velocity of change
int VELOCITY = 1;
// Velocity of deformation
float TOLCHANGE = 0.0001;
// Coefficient that handles the variation of amount of ink for the drawing
float INKERRCOEFF = 0.8;
// Coefficient that handles the amount of ink for the drawing
float INKCOEFF = 0.3;
// Coefficient of precision: 0 for lowest precision
float PRECCOEFF = 0.88;
String newString = "";
void setup(){
int w = DEFAULTAPPLICWIDTH, h = DEFAULTAPPLICHEIGHT;
String r = DEFAULTAPPLICRENDERER;
if(!APPLICATION){
// Specify the width and height at runtime
w = int(param("width"));
h = int(param("height"));
r = (String)param("renderer");
// (String) will return null if param("renderer") doesn’t exist
if (r != OPENGL && r != P3D && r != JAVA2D && r != P2D) {
r = DEFAULTAPPLETRENDERER;
}
// int() will return 0 if param("width") doesn’t exist
if (w <= 0) {
w = DEFAULTAPPLETWIDTH;
}
// int() will return 0 if param("height") doesn’t exist
if (h <= 0) {
h = DEFAULTAPPLETHEIGHT;
}
}
size(w,h,r);
frameRate(25);
try{
}
catch(Exception e){
}
background(255);
f = new RFont(this,FONT,372,RFont.CENTER);
initialize();
}
void draw(){
pushMatrix();
translate(width/2, height/2);
noStroke();
for(int i=0;i<numParticles;i++){
for(int j=0;j<VELOCITY;j++){
psys[i].update(grupo);
psys[i].draw(g);
}
}
popMatrix();
if(SAVEVIDEO) saveFrame("filesvideo/"+STRNG+"-####.tga");
toldist += TOLCHANGE;
}
void initialize(){
toldist = ceil(width/200F) * (6F/(STRNG.length()+1));
maxvel = width/80F * INKERRCOEFF * (6F/(STRNG.length()+1));
grupo = f.toGroup(STRNG);
RCommand.setSegmentStep(1-constrain(PRECCOEFF,0,0.99));
RCommand.setSegmentator(RCommand.UNIFORMSTEP);
grupo = grupo.toPolygonGroup();
grupo.centerIn(g, 5, 1, 1);
background(255);
RPoint[] ps = grupo.getPoints();
numPoints = ps.length;
numParticles = numPoints;
psys = new Particle[numParticles];
for(int i=0;i<numParticles;i++){
psys[i] = new Particle(g,i,int(float(i)/float(numParticles)*125));
psys[i].pos = new RPoint(ps[i]);
psys[i].vel.add(new RPoint(random(-10,10),random(-10,10)));
}
toldist = 8;
}
void keyReleased(){
if(keyCode==ENTER){
STRNG = newString;
newString = "";
initialize();
}
else if(keyCode==BACKSPACE){
if(newString.length() !=0 ){
newString = newString.substring(0,newString.length()-1);
}
}
else if(keyCode!=SHIFT){
newString += key;
}
}
public class Particle{
// Velocity
RPoint vel;
// Position
RPoint pos;
RPoint lastpos;
// Characteristics
int col;
int hueval;
float sz;
// ID
int id;
// Constructor
public Particle(PGraphics gfx, int ident, int huevalue){
pos = new RPoint(random(-gfx.width/2,gfx.width/2),random(-gfx.height/2,gfx.height/2));
lastpos = new RPoint(pos);
vel = new RPoint(0, 0);
colorMode(HSB);
sz = random(2,3);
id = ident;
hueval = huevalue;
} // Updater of position, velocity and colordepending on a RGroup
public void update(RGroup grp){
lastpos = new RPoint(pos);
pos.add(vel);
RPoint[] ps = grp.getPoints();
if(ps != null){
float distancia = dist(pos.x,pos.y,ps[id].x,ps[id].y);
if(distancia <= toldist){
id = (id + 1) % ps.length;
}
RPoint distPoint = new RPoint(ps[id]);
distPoint.sub(pos);
distPoint.scale(random(0.028,0.029));
vel.scale(random(0.5,1.3));
vel.add(distPoint);
float sat = constrain((widthdistancia)*0.25,0.001,255);
float velnorm = constrain(vel.norm(),0,maxvel);
sat = abs(maxvel-velnorm)/maxvel*INKCOEFF*255;
sat = constrain(sat,0,255);
col = color(hueval,150,255,sat*(toldist/80));
}
}
public void setPos(RPoint newpos){
lastpos = new RPoint(pos);
pos = newpos;
}
// Drawing the particle
public void draw(PGraphics gfx){
noSmooth();
stroke(2);
line(lastpos.x/1.4,lastpos.y/1.4,pos.x/1.4,pos.y/1.4);
}
}
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