public ScalePointRender(IPointRender render, float scale, float offset)
{
_render = render;
_scale = scale;
_offset = offset;
_block = new StorageBlock(Viewport.ViewportSize);
}
public LimitLineRender(IPointRender render, double canvasHeight, double pillarWidth)
{
_render = render;
_canvasHeight = canvasHeight;
_pillarWidth = pillarWidth;
LimitLineRenderContext.LastBlunt = 0;
LimitLineRenderContext.LastBreak = 0;
}
public override RenderItem CreateRenderItem(IPointRender render)
{
Debug.Assert(!_isFreezed);
var item = new RenderItem(render);
item.AllocateResource();
_items.Add(item);
return(item);
}
public RenderTask(Dispatcher dispatcher, IPointRender render, RenderItemPool pool)
{
_dispatcher = dispatcher;
_render = render;
_pool = pool;
_baseVpGenerator = new ViewportGenerator();
_realVpGenerator = new ViewportGenerator();
_isCreated = new AutoResetEvent(false);
}
public override RenderItem CreateRenderItem(IPointRender render)
{
var i = _newIndex++;
if (_newIndex >= _size)
{
_newIndex = 0;
}
_items[i].AllocateResource();
return(_items[i]);
}
public ViewRenderItemPool(IPointRender render, Dispatcher dispatcher)
{
_dispatcher = dispatcher;
_size = StorageBlock.StorageBlockSize / Viewport.ViewportSize * 2;
_items = new RenderItem[_size];
for (int i = 0; i < _size; i++)
{
_items[i] = new RenderItem(render);
}
_newIndex = 0;
_rendreIndex = _size - 1;
}
public override RenderTask CreateViewRenderTask(Dispatcher dispatcher, IPointRender render, RenderItemPool pool)
{
return(new RenderTask(dispatcher, render, pool));
}
public RenderItem(IPointRender render)
{
_render = render;
}
public abstract RenderItem CreateRenderItem(IPointRender render);
public abstract RenderTask CreateViewRenderTask(Dispatcher dispatcher, IPointRender render, RenderItemPool pool);
