public static VertexBrush Blend(VertexBrush a, VertexBrush b, float value)
{
MathHelper.Clamp(value, 0f, 1f);
return(new VertexBrush(
ColorHSL.Blend(a.hsl, b.hsl, value),
a.size, a.opacity, a.hardness
));
}
public override void Logic()
{
if (mouse.WheelDelta != 0)
{
if (keyboard.HasPrefix(KeyPrefix.Alt))
{
brush.Size += mouse.WheelDelta * 0.12f;
if (brush.Size < 0)
{
brush.Size = 0f;
}
if (brushForm != null)
{
brushForm.Size = brush.Size;
}
}
if (keyboard.HasPrefix(KeyPrefix.Control))
{
brush.Opacity += mouse.WheelDelta * 0.05f;
brush.Opacity = MathHelper.Clamp(brush.Opacity, 0, 1);
if (brushForm != null)
{
brushForm.Opacity = brush.Opacity;
}
}
if (keyboard.HasPrefix(KeyPrefix.Shift))
{
brush.Hardness += mouse.WheelDelta * 0.05f;
brush.Hardness = MathHelper.Clamp(brush.Hardness, 0, 1);
if (brushForm != null)
{
brushForm.Hardness = brush.Hardness;
}
}
}
if (mouse[MouseButton.Left] && editor.form.Focused)
{
foreach (EVertex v in SelectedVertices)
{
float weight = 1 - (v.Position - Position).Length / brush.Size;
if (weight < 1 - brush.Hardness)
{
weight = weight / (1f - brush.Hardness);
}
else
{
weight = 1f;
}
if (vertexData.ContainsKey(v))
{
if (vertexData[v].Weight > weight)
{
continue;
}
vertexData[v].Weight = weight;
}
else
{
vertexData.Add(v, new PaintData(weight, v.HSL));
}
v.Paint(ColorHSL.Blend(vertexData[v].Origin, brush.HSL, weight * brush.Opacity));
DebugForm.debugString = "Weight: " + weight.ToString();
}
}
if (!mouse[MouseButton.Left] && vertexData.Count > 0)
{
EVertex[] vertices = new EVertex[vertexData.Count];
ColorHSL[] begins = new ColorHSL[vertexData.Count];
ColorHSL[] ends = new ColorHSL[vertexData.Count];
int index = 0;
foreach (KeyValuePair <EVertex, PaintData> data in vertexData)
{
vertices[index] = data.Key;
begins[index] = data.Value.Origin;
ends[index] = data.Key.HSL;
index++;
}
editor.ActiveLayers[0].History.Add(new PaintAction(vertices, begins, ends, editor.ActiveHistory));
vertexData.Clear();
}
}
public void Paint(ColorHSL brush, float weight = 1f)
{
ColorHSL c = ColorHSL.Blend(HSL, brush, weight);
HSL = c;
}