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# How to solve "Stroke path is too long..."?

edited April 2015

Hi! this is my code but when I run he says "Stroke path is too long, some bevel triangles won't be added". How I can solve it? Just I need change the colour of the figure.

Thanks.

``````import processing.opengl.*;

float rotX = 0.0, rotY = 0.0;
int lastX, lastY;
float distX = 0.0, distY = 0.0;
// Pasos de función
int steps = 50;
// Escala z
float scaleZ = 200.0;
// Zoom z
float zoomZ = -300.0;
// Tamaño gráfica
float gX = 500.0, gY = 500.0;

void setup()
{
size(500, 500, OPENGL);
noFill();
}

float funcion(float x, float y)
{
return x*x*x + y*y*y;
}

void draw()
{
background(0);

translate(gX/2, gY/2, zoomZ);

// Rotaciones según ratón
rotateY(rotY + distX);
rotateX(rotX + distY);
// Centramos la gráfica sobre el (0, 0);
translate(-gX/2, -gY/2);

// Hacemos la función que
// cubra 400 x 400 x scaleZ
scale(gX, gY, scaleZ);

// Dibujamos la gráfica
stroke(255);
dibujarFuncion();

// Dibujamos ejes
stroke(255, 0, 0);
line(0,0,0,2000,0,0);
stroke(0,255,0);
line(0,0,0,0,2000,0);
stroke(0,0,255);
line(0,0,0,0,0,2000);
}

void dibujarFuncion()
{
float x, y, z;
int i = 0, j = 0;
float in_steps = 1.0 / steps;

float[][] matriz = new float[steps+1][steps+1];

for (y = 0.0, j = 0; y <= 1.0; y+=in_steps, j++)
for (x = 0.0, i = 0; x <= 1.0; x+=in_steps, i++)
matriz[i][j] = funcion(x, y);

for (j = 0, y = 0.0; j < steps; j++, y+=in_steps) {
for (i = 0, x = 0.0; i <= steps; i++, x+=in_steps) {
vertex(x, y, matriz[i][j]);
vertex(x, y + in_steps, matriz[i][j+1]);
}
endShape();
}
}
void mousePressed()
{
lastX = mouseX;
lastY = mouseY;
}
void mouseDragged()
{