void Imagen::blur(int k) {
int i = 0;
Pixel pixel_negro(0, 0, 0);
Pixel2DContainer nuevo_pixels;
Pixel1DContainer filaNegra(ancho(), pixel_negro);
int iter = 0;
while (iter < alto()) {
nuevo_pixels.push_back(filaNegra);
iter++;
}
int kVecCompletos = (2 * k - 1) * (2 * k - 1);
while (i < alto()) {
int j = 0;
while (j < ancho()) {
vector<Pixel> kVec = kVecinos(pixels, i, j, k);
if(kVec.size() == kVecCompletos)
nuevo_pixels[i][j] = promedio(kVec);
else nuevo_pixels[i][j] = pixel_negro;
j++;
}
i++;
}
pixels = nuevo_pixels;
}
vector<pair<int, int> > Imagen::posicionesMasOscuras() const {
int colorMasOscuro = 255 * 3;
vector<pair<int, int> > resultado;
int i = 0;
while (i < alto()) {
int j = 0;
while (j < ancho()) {
Pixel estePixel = pixels[i][j];
int colorPixel = estePixel.red() + estePixel.green() + estePixel.blue();
if (colorPixel < colorMasOscuro) colorMasOscuro = colorPixel;
j++;
}
i++;
}
i = 0;
while (i < alto()) {
int j = 0;
while (j < ancho()) {
Pixel estePixel = pixels[i][j];
int colorPixel = estePixel.red() + estePixel.green() + estePixel.blue();
if (colorPixel == colorMasOscuro) resultado.push_back(make_pair(i, j));
j++;
}
i++;
}
return resultado;
}
ClutterBox2DJoint *
clutter_box2d_add_revolute_joint2 (ClutterBox2D *box2d,
ClutterActor *actor1,
ClutterActor *actor2,
const ClutterVertex *anchor)
{
ClutterBox2DPrivate *priv;
b2RevoluteJointDef jd;
b2Body *bodyA, *bodyB;
g_return_val_if_fail (CLUTTER_IS_BOX2D (box2d), NULL);
g_return_val_if_fail (CLUTTER_IS_ACTOR (actor1), NULL);
g_return_val_if_fail (CLUTTER_IS_ACTOR (actor2), NULL);
g_return_val_if_fail (anchor != NULL, NULL);
priv = box2d->priv;
clutter_box2d_joint_ensure_bodies (box2d, actor1, actor2);
jd.collideConnected = false;
bodyA = clutter_box2d_get_child (box2d, actor1)->priv->body;
bodyB = clutter_box2d_get_child (box2d, actor2)->priv->body;
if (!bodyA || !bodyB)
return NULL;
b2Vec2 ancho ( (anchor->x) * priv->scale_factor,
(anchor->y) * priv->scale_factor);
jd.Initialize (bodyA, bodyB,
ancho);
return joint_new (box2d, priv->world->CreateJoint (&jd), CLUTTER_BOX2D_JOINT_REVOLUTE);
}
void Imagen::guardar(std::ostream& os) const {
os << alto() << " " << ancho() << " ";
int i = 0;
os << "[";
while (i < alto()) {
int j = 0;
while (j < ancho()) {
if(i != 0 || j != 0) os << ",";
pixels[i][j].guardar(os);
j++;
}
i++;
}
os << "]";
}
void A::imprimir() {
char s1[10],s2[10];
settextstyle (*datos[0], *datos[1], *datos [2]);
outtextxy (0,0,cadena);
itoa (altura(),s1,10);
itoa (ancho(),s2,10);
char *titulo;
titulo = new char [strlen (s1) + strlen (s2) + 2];
strcpy (titulo,s1);
strcat (titulo," ");
strcat (titulo,s2);
outtextxy (200,200,titulo);
delete titulo;
}
bool Imagen::operator==(const Imagen &otra) const {
bool resultado = true;
if(alto() != otra.alto() || ancho() != otra.ancho())
resultado = false;
else {
int i = 0;
while (i < alto()) {
int j = 0;
while (j < ancho()) {
Pixel p1 = pixels[i][j];
Pixel p2 = otra.obtenerPixel(i, j);
if (p1.red() != p2.red() ||
p1.green() != p2.green() ||
p1.blue() != p2.blue())
resultado = false;
j++;
}
i++;
}
}
return resultado;
}