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PFB-converter-kaitai - 020.html
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PFB-converter-kaitai - 020.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<body>
Get texture references from PFB file: <input type="file" id="inpHeaderFile" name = "inpHeaderFile" width="100" accept=".PFB" ><br>
Texture references: <span id = "spnTextureRef" name = "spnTextureRef">-</span><br>
Load PFB+texture : <input type="file" id="inpPFB_TXTfile" name = "inpPFB_TXTfile" width="100" accept= ".PFB,.img" multiple><br>
Load PFB file only: <input type="file" id="inpPFBfile" name = "inpPFBfile" width="100" accept=".PFB"><br>
<span id="file_status" name="file_status" >waiting</span><br>
<span id="file_length" name="file_length" >-</span><br>
<button id="PLY" name="PLY" onclick = "savePLY()">Save as .PLY</button><br>
<br>
<button id="XYZ" name="XYZ" onclick = "saveXYZ()">Save as .XYZ</button><br>
<br>
-----<br>
<canvas id="texture" name="texture" width="1024" height="1024"></canvas><br>
-----<br>
<script src="KaitaiStream.js"></script>
<script src="PFB.js"></script>
<script src="img_gray16.js"></script>
<script>
// 0.2.0 - XYZ export working; experimenting with faces and PLY export (faces not working, format unknown)
canvas = document.getElementById('texture');
ctx = canvas.getContext('2d');
canvasWidth = 1024;
canvasHeight = 1024;
ctx.clearRect(0, 0, canvasWidth, canvasHeight);
ctx.rect(0, 0, canvasWidth, canvasHeight);
ctx.fillStyle = 'blue';
ctx.fill();
myPFB = null;
myImg = null;
TEXTURE_WIDTH = 1024; // to do: implement KSY reader for just PDS label, extract texture metadata and use them to implement generic texture reader
TEXTURE_HEIGHT = 1024;
PLY_HEADER_BASE = "" +
"ply\n" +
"format ascii 1.0\n" +
"comment Created by PFB JS convereter\n" +
"element vertex VVVV\n" +
"property float x\n" +
"property float y\n" +
"property float z\n" +
/* "TTTT" +*/
"element face FFFF\n" +
"property list uchar int vertex_index\n" +
"end_header\n";
PLY_TEXTURE_HEADER = "" +
"property uchar red\n" +
"property uchar green\n" +
"property uchar blue\n";
PLYfiles = [];
XYZfiles = [];
PFB_HEADER_LENGTH = 1+1+1+1 + 1+1+1+1 + 4 + 4 + 1+1+1+1 + 1+1+1+1+1+1+1+1 + 4 + 4 + 4; // 40
BOUNDING_BOX_LENGTH = 6*4; // 24
TEXTURE_REF_LENGTH = 2048;
COORDINATE_SYSTEM_LENGTH = 4096;
LOD_HEADER_LENGTH = 4 + 1+1+1+1+1+1+1+1 + 4 + 4 + 4 + 4; //28
PATCH_HEADER_LENGTH = 8 + 4 + 4 + 4 + 4; // 24
const headerSelector = document.getElementById('inpHeaderFile');
headerSelector.addEventListener('change', (event) => {
loadPFBheader(event.target.files[0])
});
const PFB_TXT_Selector = document.getElementById('inpPFB_TXTfile');
PFB_TXT_Selector.addEventListener('change', (event) => {
if (event.target.files.length !== 2) {
alert("You must select one .PFB file and one .img file");
return;
} else {
loadPFB_TXT(event.target.files[0], event.target.files[1])
}
});
const PFB_Selector = document.getElementById('inpPFBfile');
PFB_Selector.addEventListener('change', (event) => {
loadPFB(event.target.files[0])
});
function saveFile(fileContent, filename,status_id) {
myBlob = new Blob([fileContent], {type: "application/octet-stream"});
var url = window.URL.createObjectURL(myBlob);
var anchor = document.createElement("a");
anchor.href = url;
anchor.download = filename;
// a(anchor);
anchor.addEventListener('load', (event) => {
console.log("LOAD");
});
anchor.addEventListener('ended', (event) => {
console.log("ENDED");
});
anchor.addEventListener('loadeddata', (event) => {
console.log("loadeddata");
});
anchor.addEventListener('loadstart', (event) => {
console.log("loadstart");
});
anchor.addEventListener('mousedown', (event) => {
console.log("mousedown");
});
anchor.click();
window.URL.revokeObjectURL(url);
document.getElementById(status_id).innerHTML = "Saved to " + filename;
}
function loadPFBheader(fileHandler) {
const reader = new FileReader();
reader.addEventListener('load', (event) => {
rawFileContents = event.target.result;
fileContentsUInt8 = new Uint8Array(rawFileContents);
console.log("Loaded: ", event, rawFileContents.length);
document.getElementById("file_status").innerHTML = "Loaded";
document.getElementById("file_length").innerHTML = fileContentsUInt8.length + " bytes";
st = new KaitaiStream(fileContentsUInt8);
myPFBHeader = new PFBh(st);
console.log("This file contains:");
console.log(myPFBHeader.vistaHeader.lodsCount, " LODs");
sliceUInt8 = myPFBHeader.textureRef;
textureRefRaw = String.fromCharCode(...sliceUInt8)
textureRef = textureRefRaw.split("\x00");
textureName = textureRef[2];
spnTextureRef.innerHTML = textureName;
//console.log(textureName);
});
reader.readAsArrayBuffer(fileHandler);
console.log("Header reading process initiated...");
}
function loadPFB_TXT(handler1, handler2) {
//console.log(handler1, handler2)
if (handler1.name.toUpperCase().indexOf("IMG") >= 0) {
textureHandler = handler1;
PFBHandler = handler2;
} else {
textureHandler = handler2;
PFBHandler = handler1;
}
//console.log("TEXTURE:", textureHandler)
//console.log("PFB:", PFBHandler)
const reader = new FileReader();
reader.addEventListener('load', (event) => {
rawFileContents = event.target.result;
fileContentsUInt8 = new Uint8Array(rawFileContents);
console.log("Loaded: ", event, rawFileContents.length);
document.getElementById("file_status").innerHTML = "Loaded";
document.getElementById("file_length").innerHTML = fileContentsUInt8.length + " bytes";
st = new KaitaiStream(fileContentsUInt8);
myImg = new ImgGray16(st);
console.log("myImg=",myImg);
for (x=0; x< 1023; x++) {
for(y=0; y<1023; y++) {
rgb = (myImg.lines[y].samples[x])/10;
r = rgb;
g = rgb;
b = rgb;
writeCanvas(x,y,r,g,b);
}
}
loadPFB(PFBHandler);
});
reader.readAsArrayBuffer(textureHandler);
console.log("Texture+PFB reading process initiated...");
}
nodeTypes = [
"Materials", //0
"Textures list", //1
"Texenv?", //2
"GeoStates", //3
"Lenghts lists", //4
"Vertex lists", //5
"Colors lists", //6
"Normals lists", //7
"Texcoords lists",//8
"UNKNOWN", //9
"GeoSets", //10
"UNKNOWN", //11
"Nodes", //12
"UNKNOWN", //13
"UNKNOWN", //14
"UNKNOWN", //15
"UNKNOWN", //16
"TexGens", //17
"Light models", //18
"UNKNOWN", //19
"UNKNOWN", //20
"UNKNOWN", //21
"UNKNOWN", //22
"UNKNOWN", //23
"UNKNOWN", //24
"UNKNOWN", //25
"UNKNOWN", //26
"Images", //27
]
function loadPFB(fileHandler) {
totalListLenght = [];
totalLenght = 0;
myName = fileHandler.name;
const reader = new FileReader();
reader.addEventListener('load', (event) => {
rawFileContents = event.target.result;
fileContentsUInt8 = new Uint8Array(rawFileContents); // Extract from the generic ArrayBuffer an array of Unsigned Integers (0..255)
console.log("Loaded: ", event, rawFileContents.length);
document.getElementById("file_status").innerHTML = "Loaded";
document.getElementById("file_length").innerHTML = fileContentsUInt8.length + " bytes";
st = new KaitaiStream(fileContentsUInt8);
myPFB = new Pfb (st);
console.log(myPFB);
console.log("Nodes num.:", myPFB.nodes.length);
vertexDB = [];
vertexDBstr = "";
facesDB = [];
facesDBstr = "";
for (var nodeIndex = 0; nodeIndex < myPFB.nodes.length; nodeIndex++) {
thisNode = myPFB.nodes[nodeIndex];
console.log(nodeIndex, " - type:", thisNode.type, "=", nodeTypes[thisNode.type]);
// Put all vertices in a single sequence:
totalListLenghtV = [];
totalLenghtV = 0;
if (nodeTypes[thisNode.type].toUpperCase().indexOf("VERTEX") >= 0 ) {
//console.log("Building vertex db...");
for (var listIndex=0 ; listIndex<thisNode.contents.lists.length; listIndex++) {
var thisListV = thisNode.contents.lists[listIndex];
//console.log("Processing list " + listIndex + ", containing " + thisListV.elements.length + " vertices...");
totalListLenghtV[listIndex] = 0;
for (var elemIndex = 0; elemIndex < thisListV.elements.length ;elemIndex++) {
totalListLenghtV[listIndex] += 1
vertexObj = thisListV.elements[elemIndex];
vertexDB.push(vertexObj);
vertexStr = "";
vertexStr += vertexObj.x + " " + vertexObj.y + " " + vertexObj.z;
vertexDBstr += vertexStr + "\n";
}
console.log(" ListV " , listIndex, ": ", thisListV.size , " vertices, ", totalListLenght[listIndex] );
totalLenghtV += totalListLenghtV[listIndex];
}
console.log(" Vertex in lists:", totalLenghtV );
}
// Create faces as groups of pointers to vertices
if (nodeTypes[thisNode.type].toUpperCase().indexOf("LENGHTS") >= 0 ) {
lenghts = [];
for (var i=0; i< thisNode.contents.lists.length; i++) {
lenghts.push(thisNode.contents.lists[i].size)
//console.log(thisNode.contents.lists);
}
vertexOffset = 0;
for (var listIndex=0 ; listIndex<thisNode.contents.lists.length; listIndex++) { // Each list is a strip of faces
var thisList = thisNode.contents.lists[listIndex];
var facesLengths = thisList.elements;
//totalListLenght[listIndex] = 0;
strip = [];
for (var lengthIndex = 0; lengthIndex < facesLengths.length ;lengthIndex++) {
face = [];
faceLength = facesLengths[lengthIndex];
faceStr = faceLength + " ";
for (var vertexIndex = 0; vertexIndex < faceLength; vertexIndex++) {
//totalListLenght[listIndex] += facesLengths[lengthIndex]
face.push(vertexOffset + vertexIndex);
faceStr += (vertexOffset + vertexIndex) + " "
vertexOffset++;
}
facesDBstr += faceStr + "\n";
facesDB.push(face);
}
//facesDB.push(strip);
//console.log(" List " , listIndex, ": ", thisList.size , " lenghts, tot length= " , totalListLenght[listIndex] );
totalLenght += totalListLenght[listIndex];
}
//console.log(" Vertex in lists:", totalLenght );
}
}
console.log("Vertici:", vertexDB);
console.log("Vertici:", vertexDBstr);
console.log("Facce:", facesDB);
console.log("Facce:", facesDBstr);
console.log("Lunghezze:",lenghts);
PLYheader = PLY_HEADER_BASE.replace("VVVV", vertexDB.length);
PLYheader = PLYheader.replace("FFFF", facesDB.length);
PLYfile = PLYheader + vertexDBstr + facesDBstr;
saveFile(PLYfile, "PFBtest.ply","file_status");
XYZfile = "";
var PFBvertexNode = myPFB.nodes[1]; // debug: non è detto che sia sempre in posizione 1
var PFBvertexLists = PFBvertexNode.contents.lists;
for (var vertListIndex = 0; vertListIndex < PFBvertexLists.length; vertListIndex++) {
PFBvertList = PFBvertexLists[vertListIndex];
for (var vertIndex = 0; vertIndex < PFBvertList.elements.length; vertIndex++) {
XYZline = "" +
PFBvertList.elements[vertIndex].x + " " +
PFBvertList.elements[vertIndex].y + " " +
PFBvertList.elements[vertIndex].z;
XYZfile += XYZline + "\n";
}
}
saveFile(XYZfile, "PFBtest.txt","file_status");
alert("Done");
});
reader.readAsArrayBuffer(fileHandler);
//console.log("Reading process initiated...");
}
function savePLY() {
for (lodIndex=0; lodIndex < LODS_TO_PROCESS; lodIndex++) {
saveFile(PLYfiles[lodIndex], "LOD"+lodIndex + ".ply","file_status");
}
}
function saveXYZ() {
for (lodIndex=0; lodIndex < LODS_TO_PROCESS; lodIndex++) {
saveFile(XYZfiles[lodIndex], "LOD"+lodIndex + ".txt","file_status");
}
}
function loadTexture() {
}
function writeCanvas(x,y,r,g,b) {
//var x = Math.floor(Math.random() * canvasWidth);
//var y = Math.floor(Math.random() * canvasHeight);
//var r = Math.floor(Math.random() * 256);
//var g = Math.floor(Math.random() * 256);
//var b = Math.floor(Math.random() * 256);
ctx.fillStyle = 'rgb(' + r + ',' + g + ',' + b + ')';
ctx.fillRect(x,y,x+1,y+1);
/* var off = (y * id.width + x) * 4;
pixels[off] = r;
pixels[off + 1] = g;
pixels[off + 2] = b;
pixels[off + 3] = 255;
ctx.putImageData(id, 0, 0);*/
}
</script>
</body>
</html>