protected override void ThreadMission_Pixel(int i, int j)
{
base.ThreadMission_Pixel(i, j);
Vector2 uv = SWTextureProcess.TexUV(texWidth, texHeight, i, j);
for (int k = 0; k < info.pts.Count; k++)
{
if (k == 0)
{
var p0 = info.pts [SWTextureProcess.LoopID(k - 1, info.pts.Count)];
var p1 = info.pts [SWTextureProcess.LoopID(k, info.pts.Count)];
var p2 = info.pts [SWTextureProcess.LoopID(k + 1, info.pts.Count)];
float pcg = SWTextureProcess.PointOnSegPcgSign(uv, p1.after, p2.uv);
if (k == info.pts.Count - 1)
{
pcg = p1.pcg + (1 - p1.pcg) * pcg;
}
else
{
pcg = p1.pcg + (p2.pcg - p1.pcg) * pcg;
}
float innerDis = 0;
bool seg = SWTextureProcess.Point2SegOnlyDisSign(uv, p1.after, p2.pre, ref innerDis);
innerDis = -innerDis;
if (seg && (Mathf.Abs(innerDis) <= size))
{
float g = (innerDis / size + 1) * 0.5f;
float b = (pcg > 0.995f || pcg < 0.005f)? 1:0;
float a = GreenToAlpha(g);
texColorBuffer [(texHeight - j - 1) * texWidth + i] = new Color(pcg, g, b, a);
}
}
else
{
var p0 = info.pts [SWTextureProcess.LoopID(k - 1, info.pts.Count)];
var p1 = info.pts [SWTextureProcess.LoopID(k, info.pts.Count)];
var p2 = info.pts [SWTextureProcess.LoopID(k + 1, info.pts.Count)];
float pcg = SWTextureProcess.PointOnSegPcgSign(uv, p1.uv, p2.uv);
if (k == info.pts.Count - 1)
{
pcg = p1.pcg + (1 - p1.pcg) * pcg;
}
else
{
pcg = p1.pcg + (p2.pcg - p1.pcg) * pcg;
}
float innerDis = 0;
bool seg = SWTextureProcess.Point2SegOnlyDisSign(uv, p1.after, p2.pre, ref innerDis);
innerDis = -innerDis;
if (seg && (Mathf.Abs(innerDis) <= size))
{
float g = (innerDis / size + 1) * 0.5f;
float b = (pcg > 0.995f || pcg < 0.005f)? 1:0;
float a = GreenToAlpha(g);
texColorBuffer [(texHeight - j - 1) * texWidth + i] = new Color(pcg, g, b, a);
}
}
}
}