public static CellLayout CreateGrid(Surface s,int rows,int cols,int cell_height_px,int cell_width_px,int v_offset_px,int h_offset_px,PositionFromIndex z = null)
{
CellLayout c = new CellLayout();
c.CellHeightPx = cell_height_px;
c.CellWidthPx = cell_width_px;
c.VerticalOffsetPx = v_offset_px;
c.HorizontalOffsetPx = h_offset_px;
c.X = idx => (idx % cols) * c.CellWidthPx;
c.Y = idx => (idx / cols) * c.CellHeightPx;
c.Z = z;
if(s != null){
s.layouts.Add(c);
}
return c;
}
public PositionFromIndex Z = null; //Z isn't used unless the VBO object has PositionDimensions set to 3.
#endregion Fields
#region Methods
public static CellLayout Create(Surface s,int cell_height_px,int cell_width_px,int v_offset_px,int h_offset_px,PositionFromIndex x,PositionFromIndex y,PositionFromIndex z = null)
{
CellLayout c = new CellLayout(); //todo: fix x/y order for entire file?
c.CellHeightPx = cell_height_px;
c.CellWidthPx = cell_width_px;
c.VerticalOffsetPx = v_offset_px;
c.HorizontalOffsetPx = h_offset_px;
c.X = x;
c.Y = y;
c.Z = z;
if(s != null){
s.layouts.Add(c);
}
return c;
}
public static CellLayout CreateIso(Surface s,int rows,int cols,int cell_height_px,int cell_width_px,int v_offset_px,int h_offset_px,int cell_v_offset_px,int cell_h_offset_px,PositionFromIndex z = null,PositionFromIndex elevation = null)
{
CellLayout c = new CellLayout();
c.CellHeightPx = cell_height_px;
c.CellWidthPx = cell_width_px;
c.VerticalOffsetPx = v_offset_px;
c.HorizontalOffsetPx = h_offset_px;
c.X = idx => (rows - 1 - (idx/cols) + (idx%cols)) * cell_h_offset_px;
if(elevation == null){
c.Y = idx => ((idx/cols) + (idx%cols)) * cell_v_offset_px;
}
else{
c.Y = idx => ((idx/cols) + (idx%cols)) * cell_v_offset_px + elevation(idx);
}
c.Z = z;
if(s != null){
s.layouts.Add(c);
}
return c;
}
public int TotalYOffsetPx(CellLayout layout)
{
return y_offset_px + layout.VerticalOffsetPx;
}
//public void XOffsetPx(){ return x_offset_px; }
//public void YOffsetPx(){ return y_offset_px; }
public int TotalXOffsetPx(CellLayout layout)
{
return x_offset_px + layout.HorizontalOffsetPx;
}