void Poly::drawLineNumbers() const
{
Vector3d v,v2;
for (uint i=0;i < vertices.size();i++){
v = getVertexCircular3(i);
v2 = getVertexCircular3(i+1);
ostringstream oss;
oss << i;
Render::draw_string((v+v2)/2., oss.str());
}
}
void Poly::getLines(vector<Vector3d> &lines, uint startindex) const
{
size_t count = vertices.size();
if (count<2) return; // one point no line
if (count<3) count--; // two points one line
for(size_t i=0;i<count;i++)
{
lines.push_back(getVertexCircular3(i+startindex));
lines.push_back(getVertexCircular3(i+startindex+1));
}
}
void Poly::drawLineNumbers() const
{
Vector3d v,v2;
for (uint i=0;i < vertices.size();i++){
v = getVertexCircular3(i);
v2 = getVertexCircular3(i+1);
ostringstream oss;
oss << i;
renderBitmapString((v+v2)/2., GLUT_BITMAP_8_BY_13 , oss.str());
}
}
// add to lines starting with given index
// closed lines sequence
void Poly::getLines(vector<printline> &plines, uint startindex) const
{
size_t count = vertices.size();
if (count<2) return; // one point no line
if (count<3) count--; // two points one line
for(size_t i=0;i<count;i++)
{
struct printline pline;
pline.from = getVertexCircular3(i+startindex);
pline.to = getVertexCircular3(i+startindex+1);
pline.extrusionfactor = extrusionfactor ;
plines.push_back(pline);
}
}
void Poly::transform(const Matrix4d &T) {
for (uint i = 0; i < vertices.size(); i++) {
const Vector3d v = T * getVertexCircular3(i) ;
vertices[i].set(v.x(),v.y());
}
setZ((T * Vector3d(0,0,z)).z());
calcHole();
}
void Poly::makeLines(vector<Vector3d> &lines, uint startindex) const
{
vector<Vector3d> mylines;
size_t count = vertices.size();
if (count<2) return; // one point no line
bool closedlines = closed;
if (count<3) closedlines = false; // two points one line
for(size_t i = startindex; i < count+startindex; i++)
{
if (!closedlines && i == count-1) continue;
lines.push_back(getVertexCircular3(i));
lines.push_back(getVertexCircular3(i+1));
}
if (!closedlines && startindex == count-1)
lines.insert(lines.end(),mylines.rbegin(),mylines.rend());
else
lines.insert(lines.end(),mylines.begin(),mylines.end());
}
void Poly::drawVertexNumbers() const
{
Vector3d v;
for (uint i=0;i < vertices.size();i++){
v = getVertexCircular3(i);
glVertex3f(v.x(),v.y(),v.z());
ostringstream oss;
oss << i;
Render::draw_string(v, oss.str());
}
}
void Poly::drawVertexNumbers() const
{
Vector3d v;
for (uint i=0;i < vertices.size();i++){
v = getVertexCircular3(i);
glVertex3f(v.x,v.y,v.z);
ostringstream oss;
oss << i;
renderBitmapString(v, GLUT_BITMAP_8_BY_13 , oss.str());
}
}
void Poly::drawVertexAngles() const
{
Vector3d v;
for (uint i=0;i < vertices.size();i++){
v = getVertexCircular3(i);
glVertex3f(v.x(),v.y(),v.z());
double angle = angleAtVertex(i);
ostringstream oss;
oss << (int)(angle*180/M_PI);
Render::draw_string(v, oss.str());
}
}
void Poly::draw(int gl_type, bool reverse) const
{
Vector3d v;//,vn,m,dir;
uint count = vertices.size();
glBegin(gl_type);
for (uint i=0;i < count;i++){
if (reverse){
v = getVertexCircular3(-i);
// vn = getVertexCircular3(-i-1);
} else {
v = getVertexCircular3(i);
// vn = getVertexCircular3(i+1);
}
glVertex3f(v.x,v.y,v.z);
// if (gl_type==GL_LINE_LOOP){
// m = (v+vn)/2;
// dir = m + rotatedZ((vn-v)/10,M_PI/2);
// glVertex3f(dir.x,dir.y,z);
// }
}
glEnd();
}