private Int2 SetVertices(MeshStripeHigh stripe, Corner corner)
{
var coord = stripe.GetPixelAtCorner(corner).VertPosition(corner);
Int2 result;
if (_vertMatrix[coord.X, coord.Y].X < 0)
{
result = new Int2(_verts.Count, _verts.Count + 1);
_vertMatrix[coord.X, coord.Y] = new Int2(_verts.Count, _verts.Count + 1);
_verts.Add(stripe.GetPixelAtCorner(corner).GetVertCoordinates(corner, Side.Front, _scale) - _offset);
_verts.Add(stripe.GetPixelAtCorner(corner).GetVertCoordinates(corner, Side.Back, _scale) - _offset);
_uvs.Add(stripe.GetPixelAtCorner(corner).GetUvAtCorner(corner));
_uvs.Add(stripe.GetPixelAtCorner(corner).GetUvAtCorner(corner));
if (!_recalcNormals)
{
_normals.Add(GetNormal(corner, Side.Front));
_normals.Add(GetNormal(corner, Side.Back));
}
}
else
{
result = _vertMatrix[coord.X, coord.Y];
}
return(result);
}
public bool MergeableToTheBottom(MeshStripeHigh stripeHigh)
{
if (_bottomLeftPixel.Position.X == stripeHigh._bottomLeftPixel.Position.X && _bottomRightPixel.Position.X == stripeHigh._bottomRightPixel.Position.X && _bottomLeftPixel.Position.Y - stripeHigh._topLeftPixel.Position.Y == 1)
{
MergeStripeTotheBottom(stripeHigh);
return(true);
}
return(false);
}
private void ReadData(Sprite sprite)
{
for (int y = _yMax - 1; y >= _yMin; y--)
{
for (int x = _xMin; x < _xMax; x++)
{
if (sprite.texture.GetPixel(x, y).a > 0.0f)
{
_pixels[x, y] = new PixelDataHigh(x, y, _size);
var stripe = new MeshStripeHigh(_pixels[x, y]);
x++;
while (sprite.texture.GetPixel(x, y).a > 0.0f && x < _xMax)
{
_pixels[x, y] = new PixelDataHigh(x, y, _size);
stripe.AddPixelToTheStripe(_pixels[x, y]);
x++;
}
bool any = false;
foreach (var s in _stripes)
{
if (s.MergeableToTheBottom(stripe))
{
any = true;
break;
}
}
if (!any)
{
_stripes.Add(stripe);
}
}
}
}
for (int y = _yMax - 1; y >= _yMin; y--)
{
for (int x = _xMin; x < _xMax; x++)
{
if (_pixels[x, y] == null)
{
continue;
}
_pixels[x, y].TopCovered = y != _yMax - 1 && _pixels[x, y + 1] != null;
_pixels[x, y].RightCovered = x != _xMax - 1 && _pixels[x + 1, y] != null;
_pixels[x, y].LeftCovered = x != _xMin && _pixels[x - 1, y] != null;
_pixels[x, y].BottomCovered = y != _yMin && _pixels[x, y - 1] != null;
}
}
}
private void MergeStripeTotheBottom(MeshStripeHigh stripeHigh)
{
_bottomLeftPixel = stripeHigh._bottomLeftPixel;
_bottomRightPixel = stripeHigh._bottomRightPixel;
}
