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Map working

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This commit is contained in:
Evan Barger
2020-03-29 12:25:05 -04:00
parent b9a11ae16b
commit ae3c832f35
3 changed files with 29 additions and 29 deletions
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3
index.html
View File

@@ -20,7 +20,6 @@
</div>
<div>
Data: {{ processor.mapData() }}
</div>
<div>
@@ -36,7 +35,7 @@
</div>
<div>
<input type="button" value="Download ROM">
<a id="mapLink" download="output.map" v-bind:href="mapData" type="application/octet-stream" v-on:click="downloadMapFile">Download MAP File</a>
</div>
</div>

15
script/app.js
View File

@@ -2,20 +2,19 @@ let app = new Vue({
el: '#app',
data: {
roms: [],
processor: new Processor([])
processor: new Processor([]),
mapData: ''
},
methods: {
addFile: async function(e) {
this.roms.push(
new ROM(
await e.target.files[0].arrayBuffer()
)
);
console.log(this.roms)
this.roms.push(new ROM(await e.target.files[0].arrayBuffer()));
this.processor.roms = this.roms;
e.target.value = '';
},
downloadMapFile: function(e) {
if (this.mapData) { URL.revokeObjectURL(this.mapData) }
this.mapData = URL.createObjectURL(new Blob([this.processor.mapData()]));
}
}
});

40
script/gbnp.js
View File

@@ -5,9 +5,8 @@ const CARTRIDGE_TYPES = [
'ROM+RAM', 'ROM+RAM+BATTERY', null, null, null, null, null,
'MBC3+TIMER+BATTERY', 'MBC3+TIMER+RAM+BATTERY', 'MBC3', 'MBC3+RAM', 'MBC3+RAM+BATTERY', null, null, null, null, null,
'MBC5', 'MBC5+RAM', 'MBC5+RAM+BATTERY', 'MBC5+RUMBLE', 'MBC5+RUMBLE+RAM', 'MBC5+RUMBLE+RAM+BATTERY'
]
const FINAL_BYTES = [0x02, 0x00, 0x30, 0x12, 0x99, 0x11, 0x12, 0x20, 0x37, 0x57, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00]
];
const MAP_TRAILER_BYTES = [0x02, 0x00, 0x30, 0x12, 0x99, 0x11, 0x12, 0x20, 0x37, 0x57, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00];
class ROM {
constructor(arrayBuffer) {
@@ -68,10 +67,10 @@ class Processor {
mapData() {
const mapBuffer = new ArrayBuffer(128);
let map = new FileSeeker(mapBuffer);
const mapFile = new FileSeeker(mapBuffer);
// write mbc type, rom size, and ram size for menu
map.writeBytes([0xA8, 0, 0]);
mapFile.writeBytes([0xA8, 0, 0]);
// write mbc type, rom size, and ram size for each rom
let romOffset = 128;
@@ -82,14 +81,14 @@ class Processor {
let bits = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] // 16
// set mbc bits
let tb = rom.type_byte
if (tb >= 0x01 || tb <= 0x30) {
let tb = rom.typeByte
if (tb >= 0x01 && tb <= 0x03) {
bits[15] = 0; bits[14] = 0; bits[13] = 1;
} else if (tb >= 0x05 || tb <= 0x06) {
} else if (tb >= 0x05 && tb <= 0x06) {
bits[15] = 0; bits[14] = 1; bits[13] = 0;
} else if (tb >= 0xF || tb <= 0x13 ) {
} else if (tb >= 0x0F && tb <= 0x13 ) {
bits[15] = 0; bits[14] = 1; bits[13] = 1;
} else if (tb >= 0x19 || tb <= 0x1E ) {
} else if (tb >= 0x19 && tb <= 0x1E ) {
bits[15] = 1; bits[14] = 0; bits[13] = 0;
}
@@ -122,23 +121,27 @@ class Processor {
// rom offset and cart info bits
bits.reverse();
let bytes = [parseInt(bits.slice(0, 8), 2), parseInt(bits.slice(8, 16), 2)]
let bytes = [parseInt(bits.slice(0, 8).join(''), 2), parseInt(bits.slice(8, 16).join(''), 2)]
bytes[1] = bytes[1] | Math.trunc(romOffset / 32);
console.log(bytes)
map.writeBytes(bytes)
mapFile.writeBytes(bytes)
romOffset += rom.paddedRomSizeKB();
// ram offset
map.writeByte(Math.trunc(ramOffset / 2));
mapFile.writeByte(Math.trunc(ramOffset / 2));
ramOffset += (rom.typeByte == 0x06 || rom.ramSizeKB() < 8) ? 8 : rom.ramSizeKB();
}
// trailer
map.writeByteUntil(0xFF, 127 - FINAL_BYTES.length);
map.writeBytes(FINAL_BYTES);
mapFile.writeByteUntil(0xFF, 128 - FINAL_BYTES.length);
mapFile.writeBytes(FINAL_BYTES);
return new Uint8Array(mapBuffer);
}
romData() {
const romBuffer = new ArrayBuffer(math.pow(1024, 2));
const romFile = new FileSeeker(romBuffer);
}
}
class FileSeeker {
@@ -170,14 +173,13 @@ class FileSeeker {
}
writeByte(byte) {
console.log(byte)
this.view.setUint8(this.position, byte);
this.position++;
}
writeBytes(bytes) {
for (const byte in bytes) {
this.writeByte(byte);
for (let i = 0; i < bytes.length; i++) {
this.writeByte(bytes[i]);
}
}