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First shitty but working rendering
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For some reason can not render the last chars of the sequence
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Adam Reif committed Nov 8, 2017
1 parent 14ea1b5 commit ba5cd0a
Showing 1 changed file with 74 additions and 75 deletions.
149 changes: 74 additions & 75 deletions src/ViewModel/ViewModelFactory.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,13 +2,19 @@

#include<QSGFlatColorMaterial>
#include<QSGGeometryNode>
#include<QDebug>

namespace ViewModel {

void add_segment_at(QSGGeometry* g, unsigned int &offset, QSGGeometry::Point2D start, QSGGeometry::Point2D end)
void add_segment_to(QSGGeometry* g, unsigned int &offset, QSGGeometry::Point2D start, QSGGeometry::Point2D end)
{
qDebug() << "x" << ((g->vertexDataAsPoint2D()[offset]).x) << "y" << ((g->vertexDataAsPoint2D()[offset]).y);

g->vertexDataAsPoint2D()[offset]= start;
g->vertexDataAsPoint2D()[offset++] = end;
qDebug() << "x" << ((g->vertexDataAsPoint2D()[offset]).x) << "y" << ((g->vertexDataAsPoint2D()[offset]).y);
offset++;
g->vertexDataAsPoint2D()[offset] = end;
qDebug() << "x" << ((g->vertexDataAsPoint2D()[offset]).x) << "y" << ((g->vertexDataAsPoint2D()[offset]).y);
offset++;
}

Expand All @@ -29,82 +35,75 @@ std::unique_ptr<QSGGeometryNode> ViewModelFactory::_createGeometry(const QString
enum class dir{
U,D,L,R
};
dir last_dir = dir::R;
dir direc = dir::R;

unsigned int offset = 0;

add_segment_at(geometry,offset,{100,30},{100,30});
add_segment_at(geometry,offset,{100,30},{100,30});


// for ( int i=0; i < curve.size() - 2;i += 2 )
// {
// if(i==0 && curve.at(i)=="F")
// {
// geometry->vertexDataAsPoint2D()[0].set(0, 0);
// geometry->vertexDataAsPoint2D()[1].set(seg_len,0);
// segcount = 1;

// last_dir = dir::R;
// continue;
// }

// //Quick and shitty implementation, this should be a Builder
// switch(curve.at(i-1).toLatin1())
// {
// case '+' :
// switch(last_dir)
// {
// case dir::R:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x,geometry->vertexDataAsPoint2D()[segcount-1].y-seg_len);
// last_dir = dir::D;
// break;
// case dir::L:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x,geometry->vertexDataAsPoint2D()[segcount-1].y+seg_len);
// last_dir = dir::U;
// break;
// case dir::U:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x+seg_len,geometry->vertexDataAsPoint2D()[segcount-1].y);
// last_dir = dir::R;
// break;
// case dir::D:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x-seg_len,geometry->vertexDataAsPoint2D()[segcount-1].y);
// last_dir = dir::L;
// break;
// }
// break;

// case '-' :
// switch(last_dir)
// {
// case dir::R:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x,geometry->vertexDataAsPoint2D()[segcount-1].y-seg_len);
// last_dir = dir::D;
// break;
// case dir::L:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x,geometry->vertexDataAsPoint2D()[segcount-1].y+seg_len);
// last_dir = dir::U;
// break;
// case dir::U:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x+seg_len,geometry->vertexDataAsPoint2D()[segcount-1].y);
// last_dir = dir::R;
// break;
// case dir::D:
// segcount++;
// geometry->vertexDataAsPoint2D()[segcount].set(geometry->vertexDataAsPoint2D()[segcount-1].x-seg_len,geometry->vertexDataAsPoint2D()[segcount-1].y);
// last_dir = dir::L;
// break;
// }
// break;
// }
// }
add_segment_to(geometry,offset,{300,300},{300,300});

for ( int i=0; i < curve.length()-3 ; i++ )
{
//Quick and shitty implementation, this should be a Builder
switch(curve.at(i).toLatin1())
{
case 'F' : //Add new line segment
{
QSGGeometry::Point2D start(geometry->vertexDataAsPoint2D()[offset-1]),
end(geometry->vertexDataAsPoint2D()[offset-1]);
switch(direc)
{
case dir::R:
end.x += seg_len;
break;
case dir::L:
end.x -= seg_len;
break;
case dir::D:
end.y -= seg_len;
break;
case dir::U:
end.y += seg_len;
break;
}
add_segment_to(geometry,offset,start,end);
break;
}
case '+' : //change dir clockwise
switch(direc)
{
case dir::R:
direc = dir::D;
break;
case dir::D:
direc = dir::L;
break;
case dir::L:
direc = dir::U;
break;
case dir::U:
direc = dir::R;
break;
}
break;
case '-' : //change dir counterclockwise
switch(direc)
{
case dir::R:
direc = dir::U;
break;
case dir::U:
direc = dir::L;
break;
case dir::L:
direc = dir::D;
break;
case dir::D:
direc = dir::R;
break;
}
break;
}
}

//Create Material
QSGFlatColorMaterial* material = new QSGFlatColorMaterial();
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