static void CreatePolygons(VertexStore a, List <IntPolygon> allPolys)
{
IntPolygon currentPoly = null;
VertexData last = new VertexData();
VertexData first = new VertexData();
bool addedFirst = false;
double x, y;
int index = 0;
VertexCmd cmd;
while ((cmd = a.GetVertex(index++, out x, out y)) != VertexCmd.NoMore)
{
if (cmd == VertexCmd.LineTo)
{
if (currentPoly == null)
{
currentPoly = new IntPolygon();
allPolys.Add(currentPoly);
}
//
if (!addedFirst)
{
currentPoly.Add(new IntPoint((long)(last.x * 1000), (long)(last.y * 1000)));
addedFirst = true;
first = last;
}
currentPoly.Add(new IntPoint((long)(x * 1000), (long)(y * 1000)));
last = new VertexData(cmd, x, y);
}
else
{
addedFirst = false;
currentPoly = new IntPolygon();
allPolys.Add(currentPoly);
if (cmd == VertexCmd.MoveTo)
{
last = new VertexData(cmd, x, y);
}
else
{
last = first;
}
}
}
}
private void Update()
{
if (Input.GetKeyDown(KeyCode.LeftArrow))
{
segment1 += IntVertex2.left;
segment3 += IntVertex2.left;
polygon1 += IntVertex2.left;
}
if (Input.GetKeyDown(KeyCode.RightArrow))
{
segment1 += IntVertex2.right;
segment3 += IntVertex2.right;
polygon1 += IntVertex2.right;
}
if (Input.GetKeyDown(KeyCode.UpArrow))
{
segment1 += IntVertex2.up;
segment3 += IntVertex2.up;
polygon1 += IntVertex2.up;
}
if (Input.GetKeyDown(KeyCode.DownArrow))
{
segment1 += IntVertex2.down;
segment3 += IntVertex2.down;
polygon1 += IntVertex2.down;
}
if (Input.GetKeyDown(KeyCode.A))
{
segment2I += IntVertex2.left;
segment4 += IntVertex2.left;
polygon2 += IntVertex2.left;
}
if (Input.GetKeyDown(KeyCode.D))
{
segment2I += IntVertex2.right;
segment4 += IntVertex2.right;
polygon2 += IntVertex2.right;
}
if (Input.GetKeyDown(KeyCode.W))
{
segment2I += IntVertex2.up;
segment4 += IntVertex2.up;
polygon2 += IntVertex2.up;
}
if (Input.GetKeyDown(KeyCode.S))
{
segment2I += IntVertex2.down;
segment4 += IntVertex2.down;
polygon2 += IntVertex2.down;
}
if (Input.GetKeyDown(KeyCode.Space))
{
switch (counter)
{
case 0:
polygon1 = new IntPolygon
{
new IntVertex2(30, 30),
new IntVertex2(20, 35),
new IntVertex2(30, 40),
new IntVertex2(40, 35)
};
polygon2 = new IntPolygon
{
new IntVertex2(30, 30),
new IntVertex2(22, 34),
new IntVertex2(30, 38),
new IntVertex2(38, 34)
};
counter++;
break;
case 1:
polygon1 = new IntPolygon
{
new IntVertex2(30, 30),
new IntVertex2(30, 40),
new IntVertex2(40, 40),
new IntVertex2(40, 30)
};
polygon2 = new IntPolygon
{
new IntVertex2(30, 30),
new IntVertex2(35, 30),
new IntVertex2(35, 35),
new IntVertex2(30, 35)
};
counter = 0;
break;
}
}
texture.Clear();
//IntSegment2 intersection;
//if (segment1.Intersects(segment2, out intersection))
//{
// texture.DrawLine(segment1, Color.red);
// texture.DrawLine(segment2, Color.red);
// texture.DrawLine(intersection, RandomE.colorHSV);
//}
//else
//{
// texture.DrawLine(segment1, Color.green);
// texture.DrawLine(segment2, Color.green);
//}
//if (segment3.Intersects(segment4, out intersection))
//{
// texture.DrawLine(segment3, Color.red);
// texture.DrawLine(segment4, Color.red);
// texture.DrawLine(intersection, RandomE.colorHSV);
//}
//else
//{
// texture.DrawLine(segment3, Color.green);
// texture.DrawLine(segment4, Color.green);
//}
List <IntSegment2> intersections;
if (polygon1.Intersects(polygon2, out intersections))
{
texture.DrawGradientIntPolygon(polygon1, Color.blue, Color.red);
texture.DrawGradientIntPolygon(polygon2, Color.blue, Color.red);
foreach (var i in intersections)
{
texture.DrawLine(i, RandomE.colorHSV);
}
}
else
{
texture.DrawGradientIntPolygon(polygon1, Color.blue, Color.green);
texture.DrawGradientIntPolygon(polygon2, Color.blue, Color.green);
}
}