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added setAtBit() utility

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This commit is contained in:
ZappoMan 2013-05-14 11:09:53 -07:00
parent d59a8143d7
commit 2c1518144a
2 changed files with 6 additions and 0 deletions
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5
libraries/shared/src/SharedUtil.cpp
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@ -94,6 +94,11 @@ bool oneAtBit(unsigned char byte, int bitIndex) {
return (byte >> (7 - bitIndex) & 1); return (byte >> (7 - bitIndex) & 1);
} }
void setAtBit(unsigned char& byte, int bitIndex) {
byte += (1 << (7 - bitIndex));
}
void switchToResourcesParentIfRequired() { void switchToResourcesParentIfRequired() {
#ifdef __APPLE__ #ifdef __APPLE__
CFBundleRef mainBundle = CFBundleGetMainBundle(); CFBundleRef mainBundle = CFBundleGetMainBundle();

1
libraries/shared/src/SharedUtil.h
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@ -49,6 +49,7 @@ void outputBits(unsigned char byte, bool withNewLine = true);
void printVoxelCode(unsigned char* voxelCode); void printVoxelCode(unsigned char* voxelCode);
int numberOfOnes(unsigned char byte); int numberOfOnes(unsigned char byte);
bool oneAtBit(unsigned char byte, int bitIndex); bool oneAtBit(unsigned char byte, int bitIndex);
void setAtBit(unsigned char& byte, int bitIndex);
void switchToResourcesParentIfRequired(); void switchToResourcesParentIfRequired();