68 update dashie in the flutter

index.ts

@@ -24,6 +24,7 @@ import {
 } from "./src/EncodeWeapon";
 import { updateDemoLogo } from "./src/GAME";
 import { updateFlutterPaintings } from "./src/ST05T";
+import { updateFlutterPaintings2 } from "./src/ST06T";
 import { updateYosyonkePaintings } from "./src/ST47T";
 import { updateYosyonkePaintings2 } from "./src/ST0AT";
 import { updateYosyonkePaintings3 } from "./src/ST0CT";
@@ -217,7 +218,11 @@ replaceDrillArm("miku/weapons/PL00R10_001.obj");
 **/
 
 encodeApronMegaman();
-updateST03T("miku/apron/body-01.png", "miku/faces/ST03T.png");
+updateST03T(
+  "miku/apron/body-01.png",
+  "miku/faces/ST03T.png",
+  "miku/paintings/dashie2.png",
+);
 updateSceneModel();
 updateDemoLogo("miku/title-smol.png");
 
@@ -226,6 +231,9 @@ updateFlutterPaintings(
   "miku/paintings/roll-room.png",
   "miku/paintings/roll-lofi.png",
 );
+
+updateFlutterPaintings2("miku/paintings/dashie2.png");
+
 updateYosyonkePaintings(
   "miku/paintings/room-203.png",
   "miku/paintings/room-203-poster.png",

src/EncodeRom.ts

@@ -574,6 +574,7 @@ const encodeRom = () => {
     "cut-ST2501.BIN",
     "GAME.BIN",
     "flutter-ST05T.BIN",
+    "flutter-ST06T.BIN",
     "yosyonke-ST47T.BIN",
     "yosyonke-ST0AT.BIN",
     "yosyonke-ST0CT.BIN",

src/ST0305.ts

@@ -65,6 +65,44 @@ const CUT_SCENES = [
   },
 ];
 
+const updateDashie = (bin: Buffer, pngPath: string) => {
+  const pngData = readFileSync(pngPath);
+
+  const imgOfs = 0x1a000;
+  const pal: number[] = [];
+
+  const encodedLogo = encodeCutSceneTexture(pal, pngData);
+  const encodedTexture = Buffer.from(bin.subarray(0x1a800, 0x22800));
+
+  // Update Palette
+  const palOfs = 0x23800;
+  const red = encodeTexel(255, 0, 0, 255);
+  for (let i = 0; i < pal.length; i++) {
+    bin.writeUInt16LE(pal[i], palOfs + 0x30 + i * 2);
+    // bin.writeUInt16LE(red, palOfs + 0x30 + i * 2);
+  }
+
+  const ROW_LEN = 0x80;
+  const X_START = 0;
+  const Y_START = 88;
+  let texOfs = ROW_LEN * Y_START; // + PAL_OFS;
+  let logoOfs = 0;
+  const HEIGHT = 40;
+  const WIDTH = 64;
+  for (let y = 0; y < HEIGHT; y++) {
+    texOfs += X_START / 2;
+    for (let x = 0; x < WIDTH / 2; x++) {
+      encodedTexture[texOfs++] = encodedLogo[logoOfs++];
+    }
+    texOfs += (256 - X_START - WIDTH) / 2;
+  }
+
+  let ofs = 0x1a800;
+  for (let i = 0; i < encodedTexture.length; i++) {
+    bin[ofs + i] = encodedTexture[i];
+  }
+};
+
 const encodeCutScenes = () => {
   const palette: number[] = [];
 
@@ -535,6 +573,7 @@ const fixEggs = (buffer: Buffer) => {
 const encodeApronMegaman = () => {
   encodeCutScenes();
   const file = readFileSync("out/cut-ST0305.BIN");
+  updateDashie(file, "miku/paintings/dashie2.png");
   const contentEnd = file.readUInt32LE(0x04);
   const buffer = file.subarray(0x30, 0xe000);
 

src/ST03T.ts

@@ -29,6 +29,97 @@ import {
   readPixel,
 } from "./EncodeTexture";
 
+const decompress = (src: Buffer) => {
+  const tim = {
+    type: src.readUInt32LE(0x00),
+    fullSize: src.readUInt32LE(0x04),
+    paletteX: src.readUInt16LE(0x0c),
+    paletteY: src.readUInt16LE(0x0e),
+    colorCount: src.readUInt16LE(0x10),
+    paletteCount: src.readUInt16LE(0x12),
+    imageX: src.readUInt16LE(0x14),
+    imageY: src.readUInt16LE(0x16),
+    width: src.readUInt16LE(0x18),
+    height: src.readUInt16LE(0x1a),
+    bitfieldSize: src.readUInt16LE(0x24),
+    payloadSize: src.readUInt16LE(0x26),
+  };
+
+  switch (tim.colorCount) {
+    case 16:
+      tim.width *= 4;
+      break;
+    case 256:
+      tim.width *= 2;
+      break;
+    default:
+      tim.paletteCount *= tim.colorCount / 16;
+      tim.colorCount = 16;
+      tim.width *= 4;
+      break;
+  }
+
+  const { fullSize, bitfieldSize } = tim;
+  const bitfield: number[] = new Array();
+  const target = Buffer.alloc(fullSize);
+
+  // Read Bitfield
+
+  const bitfieldBuffer = src.subarray(0x30, 0x30 + bitfieldSize);
+  let ofs = 0x30;
+  for (let i = 0; i < bitfieldSize; i += 4) {
+    const dword = src.readUInt32LE(ofs + i);
+    for (let k = 31; k > -1; k--) {
+      bitfield.push(dword & (1 << k) ? 1 : 0);
+    }
+  }
+
+  ofs += bitfieldSize;
+  const payloadStart = 0;
+
+  // Decompress
+
+  let outOfs = 0;
+  let windowOfs = 0;
+  let cmdCount = 0;
+  let bytes = 0;
+
+  for (let i = 0; i < bitfield.length; i++) {
+    const bit = bitfield[i];
+    if (outOfs === fullSize) {
+      const payload = src.subarray(0x30 + bitfieldSize, ofs);
+      break;
+    }
+
+    const word = src.readUInt16LE(ofs);
+    ofs += 2;
+
+    switch (bit) {
+      case 0:
+        target.writeUInt16LE(word, outOfs);
+        outOfs += 2;
+        break;
+      case 1:
+        if (word === 0xffff) {
+          windowOfs += 0x2000;
+          cmdCount = 0;
+          bytes = 0;
+        } else {
+          cmdCount++;
+          const copyFrom = windowOfs + ((word >> 3) & 0x1fff);
+          const copyLen = ((word & 0x07) + 2) * 2;
+          bytes += copyLen;
+          for (let i = 0; i < copyLen; i++) {
+            target[outOfs++] = target[copyFrom + i];
+          }
+        }
+        break;
+    }
+  }
+
+  return target;
+};
+
 /**
  * Updates the face texture in the prodived archive
  * @param src Buffer of the bin file to be updated
@@ -393,12 +484,96 @@ const updateEggs = (src: Buffer) => {
   // }
 };
 
+const updateDashie = (bin: Buffer, pngPath: string) => {
+  const pngData = readFileSync(pngPath);
+
+  const imgOfs = 0x2e000;
+  const pal: number[] = [];
+
+  const encodedLogo = encodeCutSceneTexture(pal, pngData);
+  const mpTexture = decompress(Buffer.from(bin.subarray(imgOfs)));
+
+  const includedPal = Buffer.from(mpTexture.subarray(0, 0x20));
+  const encodedTexture = Buffer.from(mpTexture.subarray(0x20));
+
+  // Update Palette
+  const palOfs = 0x33800;
+  const red = encodeTexel(255, 0, 0, 255);
+  for (let i = 0; i < pal.length; i++) {
+    bin.writeUInt16LE(pal[i], palOfs + 0x30 + i * 2);
+    // bin.writeUInt16LE(red, palOfs + 0x30 + i * 2);
+  }
+
+  const ROW_LEN = 0x80;
+  const X_START = 0;
+  const Y_START = 88;
+  let texOfs = ROW_LEN * Y_START; // + PAL_OFS;
+  let logoOfs = 0;
+  const HEIGHT = 40;
+  const WIDTH = 64;
+  for (let y = 0; y < HEIGHT; y++) {
+    texOfs += X_START / 2;
+    for (let x = 0; x < WIDTH / 2; x++) {
+      encodedTexture[texOfs++] = encodedLogo[logoOfs++];
+    }
+    texOfs += (256 - X_START - WIDTH) / 2;
+  }
+
+  // console.log("Logo Pos: 0x%s", logoOfs.toString(16));
+
+  const imageData: number[] = new Array();
+  for (let ofs = 0; ofs < encodedTexture.length; ofs++) {
+    const byte = encodedTexture.readUInt8(ofs);
+
+    imageData.push(byte & 0xf);
+    imageData.push(byte >> 4);
+  }
+
+  const [bodyBitField, compressedBody] = compressNewTexture(
+    includedPal,
+    encodedTexture,
+    1,
+  );
+  const len = bodyBitField.length + compressedBody.length;
+
+  for (let i = 0x2e030; i < 0x321b0; i++) {
+    bin[i] = 0;
+  }
+
+  let ofs = 0x2e030;
+  for (let i = 0; i < bodyBitField.length; i++) {
+    bin[ofs++] = bodyBitField[i];
+  }
+
+  for (let i = 0; i < compressedBody.length; i++) {
+    bin[ofs++] = compressedBody[i];
+  }
+
+  if (ofs <= 0x32000) {
+    console.log("too short!!!");
+    throw new Error("dashie painting too short");
+  } else if (len > 0x32800) {
+    console.log("too long");
+    throw new Error("dashie painting too long");
+  } else {
+    console.log("yaya!!!");
+  }
+
+  console.log("End: 0x%s", ofs.toString(16));
+  bin.writeInt16LE(bodyBitField.length, 0x2e024);
+};
+
 /**
  * Takes a face texture and a body texture to replace in the opening cut scene
  * @param bodyTexture relative path to png file for body texture
  * @param faceTexture relative path to png file for face texture
+ * @param dashie relative path to png file for painting in flutter living room
  */
-const updateST03T = (bodyTexture: string, faceTexture: string) => {
+const updateST03T = (
+  bodyTexture: string,
+  faceTexture: string,
+  dashie: string,
+) => {
   // Read the input files
   const src = readFileSync("bin/cut-ST03T.BIN");
   const body = readFileSync(bodyTexture);
@@ -409,6 +584,7 @@ const updateST03T = (bodyTexture: string, faceTexture: string) => {
   updateFace(src, face);
   // updateEggs(src);
 
+  updateDashie(src, dashie);
   // Write the resulting Archive
   writeFileSync("out/cut-ST03T.BIN", src);
 };