protected override void GetRawSamplesFromBlendInput(Vector3 input, List <GridElementSample> gridSamples)
{
var griddingIuput = GriddingInput(input);
var gridIndex = (int)Math.Truncate(griddingIuput.X);
var remainder = griddingIuput.X - gridIndex;
var beforeIndex = gridIndex;
if (mGridElements.Count > beforeIndex)
{
GridElementSample newSample = new GridElementSample();
newSample.GridElement = mGridElements[beforeIndex];
newSample.BlendWeight = 1 - remainder;
gridSamples.Add(newSample);
}
else
{
GridElementSample newSample = new GridElementSample();
newSample.GridElement = new GridElement(3);
newSample.BlendWeight = 0;
gridSamples.Add(newSample);
}
var afterIndex = gridIndex + 1;
if (mGridElements.Count > afterIndex)
{
GridElementSample newSample = new GridElementSample();
newSample.GridElement = mGridElements[afterIndex];
newSample.BlendWeight = remainder;
gridSamples.Add(newSample);
}
else
{
GridElementSample newSample = new GridElementSample();
newSample.GridElement = new GridElement(3);
newSample.BlendWeight = 0;
gridSamples.Add(newSample);
}
}
protected override void GetRawSamplesFromBlendInput(Vector3 input, List <GridElementSample> gridSamples)
{
var griddingIuput = GriddingInput(input);
var gridIndex = new Vector3((int)Math.Truncate(griddingIuput.X), (int)Math.Truncate(griddingIuput.Y), 0);
var remainder = griddingIuput - gridIndex;
GridElement EleLT = GetEditorElement((int)gridIndex.X, (int)gridIndex.Y + 1);
var LeftTop = new GridElementSample();
if (EleLT != null)
{
LeftTop.GridElement = EleLT;
// now calculate weight - distance to each corner since input is already normalized within grid, we can just calculate distance
LeftTop.BlendWeight = (1.0f - remainder.X) * remainder.Y;
}
else
{
LeftTop.GridElement = new GridElement();
LeftTop.BlendWeight = 0.0f;
}
gridSamples.Add(LeftTop);
GridElement EleRT = GetEditorElement((int)gridIndex.X + 1, (int)gridIndex.Y + 1);
var RightTop = new GridElementSample();
if (EleRT != null)
{
RightTop.GridElement = EleRT;
RightTop.BlendWeight = remainder.X * remainder.Y;
}
else
{
RightTop.GridElement = new GridElement();
RightTop.BlendWeight = 0.0f;
}
gridSamples.Add(RightTop);
GridElement EleLB = GetEditorElement((int)gridIndex.X, (int)gridIndex.Y);
var LeftBottom = new GridElementSample();
if (EleLB != null)
{
LeftBottom.GridElement = EleLB;
LeftBottom.BlendWeight = (1.0f - remainder.X) * (1.0f - remainder.Y);
}
else
{
LeftBottom.GridElement = new GridElement();
LeftBottom.BlendWeight = 0.0f;
}
gridSamples.Add(LeftBottom);
GridElement EleRB = GetEditorElement((int)gridIndex.X + 1, (int)gridIndex.Y);
var RightBottom = new GridElementSample();
if (EleRB != null)
{
RightBottom.GridElement = EleRB;
RightBottom.BlendWeight = remainder.X * (1.0f - remainder.Y);
}
else
{
RightBottom.GridElement = new GridElement();
RightBottom.BlendWeight = 0.0f;
}
gridSamples.Add(RightBottom);
}
