public SpriteVerticeSampler(Sprite source, float spriteRealWidth, float sampleRealResolution)
{
spriteBoundary = new SpriteBoundary(source);
sampledVertice = new List <Vector2>();
Vector2Int last = new Vector2Int(int.MinValue, int.MinValue);
float cumulativeDist = 0f;
foreach (Vector2Int i in spriteBoundary)
{
if (last.x != int.MinValue)
{
cumulativeDist += (last - i).magnitude / (float)source.texture.width * spriteRealWidth;
if (cumulativeDist >= sampleRealResolution)
{
cumulativeDist %= sampleRealResolution;
Vector2Int centerOffset = i - new Vector2Int(source.texture.width / 2, source.texture.height / 2);
centerOffset.y *= -1; // The y-axis of sprite points down.
sampledVertice.Add((Vector2)centerOffset / (float)source.texture.width * spriteRealWidth);
}
}
last = i;
}
}
public void BoundaryEnumeratorTest()
{
var sp = Resources.Load <Sprite>("Tests/1");
SpriteBoundary sb = new SpriteBoundary(sp);
int cnt = 0;
foreach (Vector2Int bound in sb)
{
if (cnt == 0)
{
POI[bound] = Color.yellow;
}
if (cnt == 1)
{
POI[bound] = Color.green;
}
if (cnt > 1)
{
POI[bound] = semi;
}
cnt++;
}
}
