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#include <fat.h> | |
#include <nds.h> | |
#include <stdio.h> | |
#include <iostream> | |
#include <algorithm> | |
// https://github.com/nayuki/QR-Code-generator | |
#include "BitBuffer.hpp" | |
#include "QrCode.hpp" | |
using qrcodegen::QrCode; | |
using qrcodegen::QrSegment; | |
using std::uint8_t; | |
void waitKey() | |
{ | |
scanKeys(); | |
while ((keysDown() & KEY_A) == 0) | |
{ | |
swiWaitForVBlank(); | |
scanKeys(); | |
} | |
} | |
void dumpQR(u16 *videoMemoryMain, int blockid, uint8_t *buf, int len) | |
{ | |
std::vector<uint8_t> vec(4 + len); | |
vec[0] = blockid & 0xff; | |
vec[1] = (blockid >> 8) & 0xff; | |
vec[2] = (blockid >> 16) & 0xff; | |
vec[3] = (blockid >> 24) & 0xff; | |
std::copy(buf, buf + len, vec.begin() + 4); | |
const QrCode::Ecc errCorLvl = QrCode::Ecc::MEDIUM; // Error correction level | |
const QrCode qr = QrCode::encodeBinary(vec, errCorLvl); | |
int size = qr.getSize(); | |
for (int y = -1; y < size + 1; y++) | |
{ | |
for (int x = -1; x < size + 1; x++) | |
{ | |
int c = qr.getModule(x, y) ? 31 : 0; | |
for (int dx = 0; dx < 2; dx ++) { | |
for (int dy = 0; dy < 2; dy ++) { | |
videoMemoryMain[(2 * x + dx + 50) + (2 * y + dy + 10) * 256] = ARGB16(1, c, c, c); | |
} | |
} | |
} | |
} | |
} | |
const int BLOCK_SIZE = 0x200; | |
void dump(void) | |
{ | |
videoSetMode(MODE_5_2D); | |
vramSetBankA(VRAM_A_MAIN_BG); | |
int bgMain = bgInit(3, BgType_Bmp16, BgSize_B16_256x256, 0, 0); | |
u16 *videoMemoryMain = bgGetGfxPtr(bgMain); | |
for (int i = 0; i < 256 * 256; i++) | |
videoMemoryMain[i] = ARGB16(1, 31, 31, 31); | |
char name[13] = ""; | |
char code[5] = ""; | |
strncpy(name, (char *)0x080000A0, 12); | |
memcpy(code, (char *)0x080000AC, 4); | |
printf("Dump target: %s\n", name); | |
size_t i; | |
for (i = 0x0; i < 0x100000; i += BLOCK_SIZE) | |
{ | |
printf("Dumping %07X...", i); | |
dumpQR(videoMemoryMain, i / BLOCK_SIZE, ((uint8_t *)GBAROM) + i, BLOCK_SIZE); | |
printf("done\n"); | |
} | |
printf("Done!\n"); | |
} | |
int main(void) | |
{ | |
consoleDemoInit(); | |
videoSetMode(MODE_FB0); | |
vramSetBankA(VRAM_A_LCD); | |
sysSetCartOwner(1); | |
dump(); | |
while (1) | |
{ | |
swiWaitForVBlank(); | |
} | |
return 0; | |
} |
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