public override bool Paint(float dt, MadMaps.Common.Painter.IPaintable canvas, MadMaps.Common.Painter.IGridManager gridManager, MadMaps.Common.Painter.Painter.InputState inputState, float minVal, float maxVal, Rect rect, Matrix4x4 TRS)
{
var dirty = false;
var brushBlendMode = BrushBlendMode;
if (inputState.Shift)
{
if (brushBlendMode != EBrushBlendMode.Subtract)
{
brushBlendMode = EBrushBlendMode.Subtract;
}
else
{
brushBlendMode = EBrushBlendMode.Add;
}
}
var scaledRad = gridManager.GetGridSize() * Radius;
for (var i = -scaledRad; i <= scaledRad; i += gridManager.GetGridSize())
{
for (var j = -scaledRad; j <= scaledRad; j += gridManager.GetGridSize())
{
var pos = inputState.GridPosition + new Vector3(i, 0, j);
var cell = gridManager.GetCell(pos);
if (rect.size.magnitude > 0 && !rect.Contains(pos.xz()))
{
canvas.RemoveCell(cell);
continue;
}
var normalisedDist = 1f;
if (BrushShape == EBrushShape.Circle)
{
var circleDist = Vector2.Distance(inputState.GridPosition.xz(), pos.xz());
if (circleDist > scaledRad)
{
continue;
}
normalisedDist = circleDist / scaledRad;
}
else
{
normalisedDist = Mathf.Abs(inputState.GridPosition.x - pos.x) +
Mathf.Abs(inputState.GridPosition.y - pos.y);
normalisedDist /= scaledRad;
}
var falloff = 1f;
if (!float.IsNaN(normalisedDist))
{
falloff = Falloff.Evaluate(normalisedDist);
}
var val = Strength * falloff;
var existingVal = canvas.GetValue(cell);
val = BrushUtilities.BlendValues(val, existingVal, brushBlendMode, dt, Flow);
val = Mathf.Clamp(val, minVal, maxVal);
canvas.SetValue(cell, val);
dirty = true;
}
}
return(dirty);
}
public override bool Paint(float dt, MadMaps.Common.Painter.IPaintable canvas, MadMaps.Common.Painter.IGridManager gridManager, MadMaps.Common.Painter.Painter.InputState inputState, float minVal, float maxVal, Rect rect, Matrix4x4 TRS)
{
var dirty = false;
_openCells.Clear();
_closedCells.Clear();
_openCells.Enqueue(gridManager.GetCell(inputState.GridPosition));
while (_openCells.Count > 0)
{
var nextCell = _openCells.Dequeue();
if (_closedCells.Contains(nextCell) || (rect.size.magnitude > 0 && rect.Contains(gridManager.GetCellCenter(nextCell))))
{
_closedCells.Add(nextCell);
continue;
}
_closedCells.Add(nextCell);
var value = canvas.GetValue(nextCell);
if (value < Range.x || value <= Range.y)
{
continue;
}
canvas.SetValue(nextCell, Strength);
_openCells.Enqueue(gridManager.GetCell(inputState.GridPosition + new Vector3(-1, 0, 0)));
_openCells.Enqueue(gridManager.GetCell(inputState.GridPosition + new Vector3(1, 0, 0)));
_openCells.Enqueue(gridManager.GetCell(inputState.GridPosition + new Vector3(0, 0, 1)));
_openCells.Enqueue(gridManager.GetCell(inputState.GridPosition + new Vector3(0, 0, -1)));
}
/*var scaledRad = gridManager.GetGridSize();
* for (var i = -scaledRad; i <= scaledRad; i += gridManager.GetGridSize())
* {
* for (var j = -scaledRad; j <= scaledRad; j += gridManager.GetGridSize())
* {
* var pos = inputState.GridPosition + new Vector3(i, 0, j);
* var cell = gridManager.GetCell(pos);
*
* if (rect.size.magnitude > 0 && !rect.Contains(pos.xz()))
* {
* canvas.RemoveCell(cell);
* continue;
* }
*
* var normalisedDist = 1f;
* if (BrushShape == EBrushShape.Circle)
* {
* var circleDist = Vector2.Distance(inputState.GridPosition.xz(), pos.xz());
* if (circleDist > scaledRad)
* {
* continue;
* }
* normalisedDist = circleDist/scaledRad;
* }
* else
* {
* normalisedDist = Mathf.Abs(inputState.GridPosition.x - pos.x) +
* Mathf.Abs(inputState.GridPosition.y - pos.y);
* normalisedDist /= scaledRad;
* }
*
* var falloff = 1f;
* if (!float.IsNaN(normalisedDist))
* {
* falloff = Falloff.Evaluate(normalisedDist);
* }
* var val = Strength*falloff;
*
* var existingVal = canvas.GetValue(cell);
*
* val = BrushUtilities.BlendValues(val, existingVal, brushBlendMode, dt, Flow);
* val = Mathf.Clamp(val, minVal, maxVal);
*
* canvas.SetValue(cell, val);
* dirty = true;
* }
* }*/
return(dirty);
}