static void DrawClipBlends(ClipBlends blends, Color inColor, Color outColor, Color backgroundColor)
{
switch (blends.inKind)
{
case BlendKind.Ease:
// 2
// / |
// / |
// 0---1
EditorGUI.DrawRect(blends.inRect, backgroundColor);
s_BlendVertices[0] = new Vector3(blends.inRect.xMin, blends.inRect.yMax);
s_BlendVertices[1] = new Vector3(blends.inRect.xMax, blends.inRect.yMax);
s_BlendVertices[2] = new Vector3(blends.inRect.xMax, blends.inRect.yMin);
Graphics.DrawPolygonAA(inColor, s_BlendVertices);
break;
case BlendKind.Mix:
// 0---2
// \ |
// \ |
// 1
s_BlendVertices[0] = new Vector3(blends.inRect.xMin, blends.inRect.yMin);
s_BlendVertices[1] = new Vector3(blends.inRect.xMax, blends.inRect.yMax);
s_BlendVertices[2] = new Vector3(blends.inRect.xMax, blends.inRect.yMin);
Graphics.DrawPolygonAA(inColor, s_BlendVertices);
break;
}
if (blends.outKind != BlendKind.None)
{
if (blends.outKind == BlendKind.Ease)
{
EditorGUI.DrawRect(blends.outRect, backgroundColor);
}
// 0
// | \
// | \
// 1---2
s_BlendVertices[0] = new Vector3(blends.outRect.xMin, blends.outRect.yMin);
s_BlendVertices[1] = new Vector3(blends.outRect.xMin, blends.outRect.yMax);
s_BlendVertices[2] = new Vector3(blends.outRect.xMax, blends.outRect.yMax);
Graphics.DrawPolygonAA(outColor, s_BlendVertices);
}
}
static void DrawBlendLine(Rect rect, BlendAngle blendAngle, float width, Color color)
{
var halfWidth = width / 2.0f;
Vector2 p0, p1;
var inverse = 1.0f;
if (blendAngle == BlendAngle.Descending)
{
p0 = rect.min;
p1 = rect.max;
}
else
{
p0 = new Vector2(rect.xMax, rect.yMin);
p1 = new Vector2(rect.xMin, rect.yMax);
inverse = -1.0f;
}
s_BlendLines[0] = new Vector3(p0.x - halfWidth, p0.y + halfWidth * inverse);
s_BlendLines[1] = new Vector3(p1.x - halfWidth, p1.y + halfWidth * inverse);
s_BlendLines[2] = new Vector3(p1.x + halfWidth, p1.y - halfWidth * inverse);
s_BlendLines[3] = new Vector3(p0.x + halfWidth, p0.y - halfWidth * inverse);
Graphics.DrawPolygonAA(color, s_BlendLines);
}
