public static Texture2D pick(int[,] pPatternMark,int pPickPatternID,
Texture2D pSource, zzPointBounds pBounds, zzPoint pOutSize)
{
Texture2D lOut = new Texture2D(pOutSize.x, pOutSize.y, TextureFormat.ARGB32, false);
var lMin = pBounds.min;
var lMax = pBounds.max;
var lDrawOffset = -lMin;
for (int lY = lMin.y; lY < lMax.y; ++lY)
{
var lDrawedPointY = lY + lDrawOffset.y;
for (int lX = lMin.x; lX < lMax.x; ++lX)
{
var lColor = pPatternMark[lX, lY] == pPickPatternID
? pSource.GetPixel(lX, lY) : Color.clear;
lOut.SetPixel(lX + lDrawOffset.x, lDrawedPointY, lColor);
}
for (int i = lMax.x+lDrawOffset.x; i < lOut.width; ++i)
{
lOut.SetPixel(i, lDrawedPointY, Color.clear);
}
}
for (int lY = lMax.y + lDrawOffset.y; lY < lOut.height; ++lY)
{
for (int lX = 0; lX < lOut.width; ++lX)
lOut.SetPixel(lX, lY, Color.clear);
}
lOut.Apply();
return lOut;
}
public override void sweepPicture()
{
pointNumber = 0;
polygonNumber = 0;
holeNumber = 0;
var lPatternResult = zzOutlineSweeper.sweeper(activeChart);
imagePatterns = new Texture2D[lPatternResult.Count];
imagePatternBounds = new zzPointBounds[lPatternResult.Count];
//拾取图块
for (int i = 0; i < lPatternResult.Count; ++i)
{
zzPointBounds lBounds = lPatternResult.sweeperPointResults[i].Bounds;
imagePatternBounds[i] = lBounds;
var lBoundMin = lBounds.min;
var lBoundMax = lBounds.max;
zzPoint lPatternSize = new zzPoint(
Mathf.NextPowerOfTwo(lBoundMax.x - lBoundMin.x + 1),
Mathf.NextPowerOfTwo(lBoundMax.y - lBoundMin.y + 1)
);
imagePatterns[i] = zzImagePatternPicker.pick(lPatternResult.patternMark, i + 1,
picture, lBounds, lPatternSize);
}
//var lSweeperResults = zzOutlineSweeper.sweeper(activeChart, ignoreDistanceInSweeping);
var lSweeperResults = zzOutlineSweeper
.simplifySweeperResult(lPatternResult.sweeperPointResults, ignoreDistanceInSweeping);
modelsSize = new Vector2((float)activeChart.width, (float)activeChart.height);
//存储结果
concaves = new List<zz2DConcave>();
var lNewImagePatterns =new List<Texture2D>(lPatternResult.Count);
var lNewPatternBounds = new List<zzPointBounds>(lPatternResult.Count);
for (int i = 0; i < lSweeperResults.Count; ++i)
{
var lSweeperResult = lSweeperResults[i];
var lImage = imagePatterns[i];
if (lSweeperResult.edge.Length < 2 || lImage.width < 3 || lImage.height<3)
continue;
lNewImagePatterns.Add(lImage);
lNewPatternBounds.Add(imagePatternBounds[i]);
zzSimplyPolygon lPolygon = new zzSimplyPolygon();
lPolygon.setShape(lSweeperResult.edge);
zz2DConcave lConcave = new zz2DConcave();
lConcave.setShape(lPolygon);
++polygonNumber;
foreach (var lHole in lSweeperResult.holes)
{
if (lHole.Length < 2)
continue;
zzSimplyPolygon lHolePolygon = new zzSimplyPolygon();
lHolePolygon.setShape(lHole);
lConcave.addHole(lHolePolygon);
++holeNumber;
}
concaves.Add(lConcave);
}
imagePatterns = lNewImagePatterns.ToArray();
imagePatternBounds = lNewPatternBounds.ToArray();
}
public zzPointBounds(zzPointBounds other)
{
mMin = other.mMin;
mMax = other.mMax;
}
