Added variable for clarity to QrCode.drawFormatBits() in all language versions.
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@ -437,25 +437,24 @@ static void drawFormatBits(enum qrcodegen_Ecc ecl, enum qrcodegen_Mask mask, uin
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int rem = data;
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for (int i = 0; i < 10; i++)
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rem = (rem << 1) ^ ((rem >> 9) * 0x537);
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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assert(data >> 15 == 0);
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int bits = (data << 10 | rem) ^ 0x5412; // uint15
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assert(bits >> 15 == 0);
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// Draw first copy
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for (int i = 0; i <= 5; i++)
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setModule(qrcode, 8, i, getBit(data, i));
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setModule(qrcode, 8, 7, getBit(data, 6));
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setModule(qrcode, 8, 8, getBit(data, 7));
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setModule(qrcode, 7, 8, getBit(data, 8));
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setModule(qrcode, 8, i, getBit(bits, i));
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setModule(qrcode, 8, 7, getBit(bits, 6));
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setModule(qrcode, 8, 8, getBit(bits, 7));
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setModule(qrcode, 7, 8, getBit(bits, 8));
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for (int i = 9; i < 15; i++)
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setModule(qrcode, 14 - i, 8, getBit(data, i));
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setModule(qrcode, 14 - i, 8, getBit(bits, i));
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// Draw second copy
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int qrsize = qrcodegen_getSize(qrcode);
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for (int i = 0; i <= 7; i++)
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setModule(qrcode, qrsize - 1 - i, 8, getBit(data, i));
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setModule(qrcode, qrsize - 1 - i, 8, getBit(bits, i));
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for (int i = 8; i < 15; i++)
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setModule(qrcode, 8, qrsize - 15 + i, getBit(data, i));
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setModule(qrcode, 8, qrsize - 15 + i, getBit(bits, i));
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setModule(qrcode, 8, qrsize - 8, true); // Always black
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}
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@ -222,25 +222,24 @@ void QrCode::drawFormatBits(int mask) {
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int rem = data;
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for (int i = 0; i < 10; i++)
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rem = (rem << 1) ^ ((rem >> 9) * 0x537);
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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if (data >> 15 != 0)
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int bits = (data << 10 | rem) ^ 0x5412; // uint15
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if (bits >> 15 != 0)
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throw std::logic_error("Assertion error");
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// Draw first copy
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for (int i = 0; i <= 5; i++)
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setFunctionModule(8, i, getBit(data, i));
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setFunctionModule(8, 7, getBit(data, 6));
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setFunctionModule(8, 8, getBit(data, 7));
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setFunctionModule(7, 8, getBit(data, 8));
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setFunctionModule(8, i, getBit(bits, i));
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setFunctionModule(8, 7, getBit(bits, 6));
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setFunctionModule(8, 8, getBit(bits, 7));
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setFunctionModule(7, 8, getBit(bits, 8));
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for (int i = 9; i < 15; i++)
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setFunctionModule(14 - i, 8, getBit(data, i));
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setFunctionModule(14 - i, 8, getBit(bits, i));
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// Draw second copy
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for (int i = 0; i <= 7; i++)
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setFunctionModule(size - 1 - i, 8, getBit(data, i));
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setFunctionModule(size - 1 - i, 8, getBit(bits, i));
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for (int i = 8; i < 15; i++)
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setFunctionModule(8, size - 15 + i, getBit(data, i));
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setFunctionModule(8, size - 15 + i, getBit(bits, i));
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setFunctionModule(8, size - 8, true); // Always black
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}
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@ -351,24 +351,23 @@ public final class QrCode {
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int rem = data;
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for (int i = 0; i < 10; i++)
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rem = (rem << 1) ^ ((rem >>> 9) * 0x537);
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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assert data >>> 15 == 0;
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int bits = (data << 10 | rem) ^ 0x5412; // uint15
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assert bits >>> 15 == 0;
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// Draw first copy
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for (int i = 0; i <= 5; i++)
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setFunctionModule(8, i, getBit(data, i));
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setFunctionModule(8, 7, getBit(data, 6));
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setFunctionModule(8, 8, getBit(data, 7));
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setFunctionModule(7, 8, getBit(data, 8));
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setFunctionModule(8, i, getBit(bits, i));
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setFunctionModule(8, 7, getBit(bits, 6));
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setFunctionModule(8, 8, getBit(bits, 7));
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setFunctionModule(7, 8, getBit(bits, 8));
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for (int i = 9; i < 15; i++)
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setFunctionModule(14 - i, 8, getBit(data, i));
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setFunctionModule(14 - i, 8, getBit(bits, i));
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// Draw second copy
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for (int i = 0; i <= 7; i++)
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setFunctionModule(size - 1 - i, 8, getBit(data, i));
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setFunctionModule(size - 1 - i, 8, getBit(bits, i));
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for (int i = 8; i < 15; i++)
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setFunctionModule(8, size - 15 + i, getBit(data, i));
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setFunctionModule(8, size - 15 + i, getBit(bits, i));
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setFunctionModule(8, size - 8, true); // Always black
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}
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@ -227,25 +227,24 @@ var qrcodegen = new function() {
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var rem = data;
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for (var i = 0; i < 10; i++)
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rem = (rem << 1) ^ ((rem >>> 9) * 0x537);
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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if (data >>> 15 != 0)
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var bits = (data << 10 | rem) ^ 0x5412; // uint15
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if (bits >>> 15 != 0)
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throw "Assertion error";
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// Draw first copy
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for (var i = 0; i <= 5; i++)
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setFunctionModule(8, i, getBit(data, i));
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setFunctionModule(8, 7, getBit(data, 6));
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setFunctionModule(8, 8, getBit(data, 7));
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setFunctionModule(7, 8, getBit(data, 8));
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setFunctionModule(8, i, getBit(bits, i));
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setFunctionModule(8, 7, getBit(bits, 6));
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setFunctionModule(8, 8, getBit(bits, 7));
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setFunctionModule(7, 8, getBit(bits, 8));
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for (var i = 9; i < 15; i++)
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setFunctionModule(14 - i, 8, getBit(data, i));
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setFunctionModule(14 - i, 8, getBit(bits, i));
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// Draw second copy
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for (var i = 0; i <= 7; i++)
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setFunctionModule(size - 1 - i, 8, getBit(data, i));
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setFunctionModule(size - 1 - i, 8, getBit(bits, i));
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for (var i = 8; i < 15; i++)
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setFunctionModule(8, size - 15 + i, getBit(data, i));
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setFunctionModule(8, size - 15 + i, getBit(bits, i));
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setFunctionModule(8, size - 8, true); // Always black
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}
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@ -274,24 +274,23 @@ class QrCode(object):
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rem = data
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for _ in range(10):
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rem = (rem << 1) ^ ((rem >> 9) * 0x537)
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data = data << 10 | rem
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data ^= 0x5412 # uint15
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assert data >> 15 == 0
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bits = (data << 10 | rem) ^ 0x5412 # uint15
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assert bits >> 15 == 0
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# Draw first copy
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for i in range(0, 6):
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self._set_function_module(8, i, _get_bit(data, i))
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self._set_function_module(8, 7, _get_bit(data, 6))
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self._set_function_module(8, 8, _get_bit(data, 7))
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self._set_function_module(7, 8, _get_bit(data, 8))
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self._set_function_module(8, i, _get_bit(bits, i))
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self._set_function_module(8, 7, _get_bit(bits, 6))
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self._set_function_module(8, 8, _get_bit(bits, 7))
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self._set_function_module(7, 8, _get_bit(bits, 8))
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for i in range(9, 15):
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self._set_function_module(14 - i, 8, _get_bit(data, i))
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self._set_function_module(14 - i, 8, _get_bit(bits, i))
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# Draw second copy
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for i in range(0, 8):
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self._set_function_module(self._size - 1 - i, 8, _get_bit(data, i))
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self._set_function_module(self._size - 1 - i, 8, _get_bit(bits, i))
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for i in range(8, 15):
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self._set_function_module(8, self._size - 15 + i, _get_bit(data, i))
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self._set_function_module(8, self._size - 15 + i, _get_bit(bits, i))
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self._set_function_module(8, self._size - 8, True) # Always black
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@ -313,27 +313,26 @@ impl QrCode {
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for _ in 0 .. 10 {
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rem = (rem << 1) ^ ((rem >> 9) * 0x537);
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}
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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assert_eq!(data >> 15, 0, "Assertion error");
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let bits: u32 = (data << 10 | rem) ^ 0x5412; // uint15
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assert_eq!(bits >> 15, 0, "Assertion error");
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// Draw first copy
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for i in 0 .. 6 {
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self.set_function_module(8, i, get_bit(data, i));
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self.set_function_module(8, i, get_bit(bits, i));
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}
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self.set_function_module(8, 7, get_bit(data, 6));
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self.set_function_module(8, 8, get_bit(data, 7));
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self.set_function_module(7, 8, get_bit(data, 8));
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self.set_function_module(8, 7, get_bit(bits, 6));
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self.set_function_module(8, 8, get_bit(bits, 7));
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self.set_function_module(7, 8, get_bit(bits, 8));
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for i in 9 .. 15 {
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self.set_function_module(14 - i, 8, get_bit(data, i));
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self.set_function_module(14 - i, 8, get_bit(bits, i));
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}
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// Draw second copy
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for i in 0 .. 8 {
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self.set_function_module(size - 1 - i, 8, get_bit(data, i));
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self.set_function_module(size - 1 - i, 8, get_bit(bits, i));
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}
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for i in 8 .. 15 {
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self.set_function_module(8, size - 15 + i, get_bit(data, i));
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self.set_function_module(8, size - 15 + i, get_bit(bits, i));
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}
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self.set_function_module(8, size - 8, true); // Always black
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}
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@ -290,25 +290,24 @@ namespace qrcodegen {
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let rem: int = data;
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for (let i = 0; i < 10; i++)
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rem = (rem << 1) ^ ((rem >>> 9) * 0x537);
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data = data << 10 | rem;
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data ^= 0x5412; // uint15
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if (data >>> 15 != 0)
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let bits = (data << 10 | rem) ^ 0x5412; // uint15
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if (bits >>> 15 != 0)
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throw "Assertion error";
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// Draw first copy
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for (let i = 0; i <= 5; i++)
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this.setFunctionModule(8, i, getBit(data, i));
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this.setFunctionModule(8, 7, getBit(data, 6));
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this.setFunctionModule(8, 8, getBit(data, 7));
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this.setFunctionModule(7, 8, getBit(data, 8));
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this.setFunctionModule(8, i, getBit(bits, i));
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this.setFunctionModule(8, 7, getBit(bits, 6));
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this.setFunctionModule(8, 8, getBit(bits, 7));
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this.setFunctionModule(7, 8, getBit(bits, 8));
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for (let i = 9; i < 15; i++)
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this.setFunctionModule(14 - i, 8, getBit(data, i));
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this.setFunctionModule(14 - i, 8, getBit(bits, i));
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// Draw second copy
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for (let i = 0; i <= 7; i++)
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this.setFunctionModule(this.size - 1 - i, 8, getBit(data, i));
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this.setFunctionModule(this.size - 1 - i, 8, getBit(bits, i));
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for (let i = 8; i < 15; i++)
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this.setFunctionModule(8, this.size - 15 + i, getBit(data, i));
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this.setFunctionModule(8, this.size - 15 + i, getBit(bits, i));
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this.setFunctionModule(8, this.size - 8, true); // Always black
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}
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