Initial Dansori character workspace
This commit is contained in:
eKeerar
@@ -0,0 +1,418 @@
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param(
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[Parameter(Mandatory=$true)]
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[string]$Source,
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[string]$OutputDir = "03_Assets\Parts\Images",
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[int]$Width = 520,
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[int]$Height = 900
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)
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$ErrorActionPreference = "Stop"
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Add-Type -AssemblyName System.Drawing
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$code = @"
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Drawing.Imaging;
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using System.IO;
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public static class HarukaRigBuilder
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{
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static readonly string[] PartNames = new string[] {
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"head", "neck", "chest", "pelvis",
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"upperarm_r", "forearm_r", "hand_r",
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"upperarm_l", "forearm_l", "hand_l",
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"thigh_r", "shin_r", "foot_r",
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"thigh_l", "shin_l", "foot_l"
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};
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public static void Build(string sourcePath, string outputDir, int width, int height)
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{
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Directory.CreateDirectory(outputDir);
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using (var src = new Bitmap(sourcePath))
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using (var keyed = RemoveGreenKey(src))
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{
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Rectangle bbox = FindAlphaBounds(keyed, 8);
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using (var master = NormalizeToCanvas(keyed, bbox, width, height))
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{
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RemoveTinyComponents(master, 24);
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string masterPath = Path.Combine(outputDir, "haruka_part_master_apose.png");
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SavePng(master, masterPath);
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SliceParts(master, outputDir);
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Validate(outputDir, master, width, height);
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}
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}
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}
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static Bitmap RemoveGreenKey(Bitmap src)
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{
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var dst = new Bitmap(src.Width, src.Height, PixelFormat.Format32bppArgb);
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for (int y = 0; y < src.Height; y++)
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{
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for (int x = 0; x < src.Width; x++)
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{
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Color c = src.GetPixel(x, y);
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int r = c.R, g = c.G, b = c.B;
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int maxRB = Math.Max(r, b);
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int delta = g - maxRB;
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int alpha = 255;
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if (g > 90 && delta > 35)
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{
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if (delta >= 120) alpha = 0;
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else alpha = Clamp((120 - delta) * 255 / 85, 0, 255);
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if (alpha < 255)
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{
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int despill = Math.Max(r, b);
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g = Math.Min(g, despill + 8);
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}
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}
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if (alpha <= 2)
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{
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dst.SetPixel(x, y, Color.FromArgb(0, 0, 0, 0));
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}
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else
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{
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dst.SetPixel(x, y, Color.FromArgb(alpha, r, g, b));
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}
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}
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}
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return dst;
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}
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static Rectangle FindAlphaBounds(Bitmap bmp, int threshold)
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{
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int minX = bmp.Width, minY = bmp.Height, maxX = -1, maxY = -1;
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for (int y = 0; y < bmp.Height; y++)
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{
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for (int x = 0; x < bmp.Width; x++)
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{
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if (bmp.GetPixel(x, y).A > threshold)
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{
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if (x < minX) minX = x;
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if (x > maxX) maxX = x;
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if (y < minY) minY = y;
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if (y > maxY) maxY = y;
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}
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}
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}
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if (maxX < minX || maxY < minY) return Rectangle.Empty;
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return Rectangle.FromLTRB(minX, minY, maxX + 1, maxY + 1);
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}
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static Bitmap NormalizeToCanvas(Bitmap src, Rectangle bbox, int width, int height)
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{
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var dst = new Bitmap(width, height, PixelFormat.Format32bppArgb);
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using (var g = Graphics.FromImage(dst))
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{
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g.Clear(Color.Transparent);
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g.CompositingMode = CompositingMode.SourceOver;
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g.CompositingQuality = CompositingQuality.HighQuality;
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g.InterpolationMode = InterpolationMode.HighQualityBicubic;
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g.SmoothingMode = SmoothingMode.HighQuality;
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g.PixelOffsetMode = PixelOffsetMode.HighQuality;
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float maxW = width - 40f;
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float maxH = height - 40f;
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float scale = Math.Min(maxW / bbox.Width, maxH / bbox.Height);
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int drawW = (int)Math.Round(bbox.Width * scale);
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int drawH = (int)Math.Round(bbox.Height * scale);
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int drawX = (width - drawW) / 2;
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int drawY = 20;
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if (drawY + drawH > height - 20) drawY = (height - drawH) / 2;
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g.DrawImage(src, new Rectangle(drawX, drawY, drawW, drawH), bbox, GraphicsUnit.Pixel);
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}
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HardClearGreen(dst);
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DespillGreenBias(dst);
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return dst;
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}
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static void HardClearGreen(Bitmap bmp)
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{
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for (int y = 0; y < bmp.Height; y++)
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{
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for (int x = 0; x < bmp.Width; x++)
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{
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Color c = bmp.GetPixel(x, y);
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if (c.A == 0) continue;
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int maxRB = Math.Max(c.R, c.B);
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if (c.G > 70 && c.G - maxRB > 30)
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{
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int a = c.G - maxRB > 80 ? 0 : Math.Max(0, c.A - 140);
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int g = Math.Min(c.G, maxRB + 5);
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bmp.SetPixel(x, y, a == 0 ? Color.FromArgb(0, 0, 0, 0) : Color.FromArgb(a, c.R, g, c.B));
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}
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}
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}
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}
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static void DespillGreenBias(Bitmap bmp)
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{
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for (int y = 0; y < bmp.Height; y++)
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{
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for (int x = 0; x < bmp.Width; x++)
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{
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Color c = bmp.GetPixel(x, y);
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if (c.A == 0) continue;
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if (c.G > c.R + 6 && c.G > c.B + 10)
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{
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int g = Math.Min(c.G, Math.Max(c.R, c.B) + 4);
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int a = c.A;
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if (c.A < 235 && c.G > Math.Max(c.R, c.B) + 18) a = Math.Max(0, c.A - 35);
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bmp.SetPixel(x, y, Color.FromArgb(a, c.R, g, c.B));
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}
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}
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}
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}
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static void SliceParts(Bitmap master, string outputDir)
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{
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Rectangle bb = FindAlphaBounds(master, 8);
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var parts = new Dictionary<string, Bitmap>();
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foreach (string name in PartNames)
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parts[name] = new Bitmap(master.Width, master.Height, PixelFormat.Format32bppArgb);
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for (int y = 0; y < master.Height; y++)
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{
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for (int x = 0; x < master.Width; x++)
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{
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Color c = master.GetPixel(x, y);
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if (c.A == 0) continue;
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string part = ClassifyPixel(c, x, y, bb);
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parts[part].SetPixel(x, y, c);
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}
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}
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foreach (var kv in parts)
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{
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string path = Path.Combine(outputDir, "haruka_part_" + kv.Key + ".png");
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SavePng(kv.Value, path);
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kv.Value.Dispose();
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}
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}
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static void RemoveTinyComponents(Bitmap bmp, int minPixels)
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{
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int w = bmp.Width, h = bmp.Height;
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bool[] seen = new bool[w * h];
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int[] stack = new int[w * h];
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int[] comp = new int[w * h];
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int[] dx = new int[] { 1, -1, 0, 0 };
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int[] dy = new int[] { 0, 0, 1, -1 };
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for (int y = 0; y < h; y++)
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{
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for (int x = 0; x < w; x++)
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{
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int start = y * w + x;
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if (seen[start] || bmp.GetPixel(x, y).A == 0) continue;
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int top = 0, count = 0;
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stack[top++] = start;
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seen[start] = true;
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while (top > 0)
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{
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int id = stack[--top];
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comp[count++] = id;
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int cx = id % w;
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int cy = id / w;
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for (int i = 0; i < 4; i++)
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{
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int nx = cx + dx[i], ny = cy + dy[i];
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if (nx < 0 || nx >= w || ny < 0 || ny >= h) continue;
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int nid = ny * w + nx;
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if (seen[nid]) continue;
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seen[nid] = true;
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if (bmp.GetPixel(nx, ny).A > 0) stack[top++] = nid;
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}
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}
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if (count < minPixels)
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{
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for (int i = 0; i < count; i++)
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{
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int id = comp[i];
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bmp.SetPixel(id % w, id / w, Color.FromArgb(0, 0, 0, 0));
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}
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}
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}
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}
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}
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static string ClassifyPixel(Color c, int x, int y, Rectangle bb)
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{
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double nx = (x - bb.Left) / (double)Math.Max(1, bb.Width);
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double ny = (y - bb.Top) / (double)Math.Max(1, bb.Height);
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double cx = bb.Left + bb.Width * 0.5;
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bool screenLeft = x < cx;
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double dx = Math.Abs((x - cx) / Math.Max(1.0, bb.Width));
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bool hair = IsHair(c);
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bool skin = IsSkin(c);
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if (hair && ny < 0.54) return "head";
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if (ny < 0.255) return "head";
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if (hair && dx > 0.18 && ny < 0.58) return "head";
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if (skin && dx < 0.09 && ny >= 0.235 && ny < 0.335) return "neck";
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bool sideArmZone = dx > 0.18 && ny >= 0.28 && ny < 0.65;
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if (sideArmZone)
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{
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string side = screenLeft ? "_r" : "_l";
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bool farHand = (screenLeft && nx < 0.25 && ny >= 0.455) || (!screenLeft && nx > 0.75 && ny >= 0.455);
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if (skin && farHand) return "hand" + side;
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if (ny < 0.435) return "upperarm" + side;
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if (ny < 0.595) return "forearm" + side;
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return "hand" + side;
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}
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if (ny < 0.33)
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{
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if (dx < 0.085) return "neck";
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return "head";
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}
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if (ny < 0.505)
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{
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if (dx > 0.15)
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{
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string side = screenLeft ? "_r" : "_l";
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return ny < 0.43 ? "upperarm" + side : "forearm" + side;
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}
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return "chest";
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}
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if (ny < 0.625)
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{
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if (dx > 0.24 && skin)
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{
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string side = screenLeft ? "_r" : "_l";
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return "hand" + side;
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}
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return "pelvis";
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}
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if (ny < 0.755)
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return screenLeft ? "thigh_r" : "thigh_l";
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if (ny < 0.895)
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return screenLeft ? "shin_r" : "shin_l";
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return screenLeft ? "foot_r" : "foot_l";
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}
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static bool IsHair(Color c)
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{
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return c.R > 95 && c.R > c.G + 22 && c.G > c.B - 8 && c.B < 155;
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}
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static bool IsSkin(Color c)
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{
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return c.R > 190 && c.G > 125 && c.B > 95 && c.R >= c.G && c.G >= c.B - 18;
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}
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static void Validate(string outputDir, Bitmap master, int width, int height)
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{
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string reportPath = Path.Combine(outputDir, "_validation.txt");
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using (var sw = new StreamWriter(reportPath, false))
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{
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sw.WriteLine("Haruka rig part build validation");
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sw.WriteLine("Canvas: " + width + "x" + height);
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sw.WriteLine("Master: haruka_part_master_apose.png");
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foreach (string name in PartNames)
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{
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string path = Path.Combine(outputDir, "haruka_part_" + name + ".png");
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using (var img = new Bitmap(path))
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{
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Rectangle b = FindAlphaBounds(img, 8);
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sw.WriteLine(Path.GetFileName(path) + " | " + img.Width + "x" + img.Height + " | " + img.PixelFormat + " | bbox=" + RectText(b));
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}
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}
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int missing, extra, differing, multiCovered;
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DirectCoverageCheck(outputDir, master, out missing, out extra, out differing, out multiCovered);
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sw.WriteLine("Direct coverage check | missing=" + missing + " | extra=" + extra + " | differing=" + differing + " | multi_covered=" + multiCovered);
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}
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}
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static void DirectCoverageCheck(string outputDir, Bitmap master, out int missing, out int extra, out int differing, out int multiCovered)
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{
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missing = 0;
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extra = 0;
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differing = 0;
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multiCovered = 0;
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var loaded = new List<Bitmap>();
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try
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{
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foreach (string name in PartNames)
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loaded.Add(new Bitmap(Path.Combine(outputDir, "haruka_part_" + name + ".png")));
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for (int y = 0; y < master.Height; y++)
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{
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for (int x = 0; x < master.Width; x++)
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{
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Color m = master.GetPixel(x, y);
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int hits = 0;
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Color last = Color.Transparent;
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foreach (var part in loaded)
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{
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Color c = part.GetPixel(x, y);
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if (c.A > 0)
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{
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hits++;
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last = c;
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}
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}
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if (m.A > 0 && hits == 0) missing++;
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if (m.A == 0 && hits > 0) extra++;
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if (hits > 1) multiCovered++;
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if (m.A > 0 && hits > 0)
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{
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int d = Math.Abs(m.A - last.A) + Math.Abs(m.R - last.R) + Math.Abs(m.G - last.G) + Math.Abs(m.B - last.B);
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if (d != 0) differing++;
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}
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}
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}
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}
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finally
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{
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foreach (var bmp in loaded) bmp.Dispose();
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}
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}
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static string RectText(Rectangle r)
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{
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return r.Left + "," + r.Top + "," + r.Width + "," + r.Height;
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}
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static void SavePng(Bitmap bmp, string path)
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{
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bmp.Save(path, ImageFormat.Png);
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}
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static int Clamp(int v, int min, int max)
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{
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return v < min ? min : (v > max ? max : v);
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}
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}
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"@
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Add-Type -TypeDefinition $code -ReferencedAssemblies "System.Drawing"
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$resolvedSource = (Resolve-Path -LiteralPath $Source).Path
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$resolvedOut = if (Test-Path -LiteralPath $OutputDir) {
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(Resolve-Path -LiteralPath $OutputDir).Path
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} else {
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New-Item -ItemType Directory -Path $OutputDir -Force | Out-Null
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(Resolve-Path -LiteralPath $OutputDir).Path
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}
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[HarukaRigBuilder]::Build($resolvedSource, $resolvedOut, $Width, $Height)
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Write-Output "Generated Haruka rig parts in $resolvedOut"
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Reference in New Issue
Block a user