status-im/QR-Code-generator
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Fixed C code logic for drawing 3*6 blocks of version information, tweaked another piece of similar logic for consistency without changing behavior.

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Project Nayuki 2017-04-19 17:56:36 +00:00
parent 703fcf587d
commit 316bb588f2
1 changed files with 10 additions and 10 deletions
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20
c/qrcodegen.c
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@ -204,11 +204,11 @@ static void initializeFunctionalModules(int version, uint8_t qrcode[]) {
// Fill version // Fill version
if (version >= 7) { if (version >= 7) {
for (int i = 0; i < 3; i++) { for (int i = 0; i < 6; i++) {
for (int j = 0; j < 6; j++) { for (int j = 0; j < 3; j++) {
int k = size - 11 + i; int k = size - 11 + j;
setModule(qrcode, size, k, j, true); setModule(qrcode, size, k, i, true);
setModule(qrcode, size, j, k, true); setModule(qrcode, size, i, k, true);
} }
} }
} }
@ -266,11 +266,11 @@ static void drawWhiteFunctionModules(uint8_t qrcode[], int version) {
assert(data >> 18 == 0); assert(data >> 18 == 0);
// Draw two copies // Draw two copies
for (int i = 0; i < 3; i++) { for (int i = 0; i < 6; i++) {
for (int j = 0; j < 6; j++) { for (int j = 0; j < 3; j++) {
int k = size - 11 + i; int k = size - 11 + j;
setModule(qrcode, size, k, j, (data & 1) != 0); setModule(qrcode, size, k, i, (data & 1) != 0);
setModule(qrcode, size, j, k, (data & 1) != 0); setModule(qrcode, size, i, k, (data & 1) != 0);
data >>= 1; data >>= 1;
} }
} }