Ctrls performance

quest/src/core/bitwise.hpp

@@ -172,6 +172,15 @@ INLINE qindex insertBits(qindex number, int* bitIndices, int numIndices, int bit
     return number;
 }
 
+INLINE qindex insertBits(qindex number, const int* bitIndices, int numIndices, int bitValue) {
+
+    // bitIndices must be strictly increasing
+    for (int i=0; i<numIndices; i++)
+        number = insertBit(number, bitIndices[i], bitValue);
+
+    return number;
+}
+
 
 INLINE qindex setBits(qindex number, int* bitIndices, int numIndices, qindex bitsValue) {
 
@@ -184,6 +193,17 @@ INLINE qindex setBits(qindex number, int* bitIndices, int numIndices, qindex bit
     return number;
 }
 
+INLINE qindex setBits(qindex number, const int* bitIndices, int numIndices, qindex bitsValue) {
+
+    // bitIndices are arbitrarily ordered, which does not affect number
+    for (int i=0; i<numIndices; i++) {
+        int bit = getBit(bitsValue, i);
+        number = setBit(number, bitIndices[i], bit);
+    }
+
+    return number;
+}
+
 
 INLINE qindex getValueOfBits(qindex number, int* bitIndices, int numIndices) {
 
@@ -196,6 +216,16 @@ INLINE qindex getValueOfBits(qindex number, int* bitIndices, int numIndices) {
     return value;
 }
 
+INLINE qindex getValueOfBits(qindex number, const int* bitIndices, int numIndices) {
+
+    // bits are arbitrarily ordered, which affects value
+    qindex value = 0;
+
+    for (int i=0; i<numIndices; i++)
+        value |= getBit(number, bitIndices[i]) << i;
+
+    return value;
+}
 
 
 /*
@@ -211,6 +241,12 @@ INLINE qindex insertBitsWithMaskedValues(qindex number, int* bitInds, int numBit
     return mask | insertBits(number, bitInds, numBits, 0);
 }
 
+INLINE qindex insertBitsWithMaskedValues(qindex number, const int* bitInds, int numBits, qindex mask) {
+
+    // bitInds must be sorted (increasing), and mask must be zero everywhere except bitInds
+    return mask | insertBits(number, bitInds, numBits, 0);
+}
+
 
 INLINE int getTwoBits(qindex number, int highInd, int lowInd) {
 
@@ -379,4 +415,4 @@ INLINE void getBitsFromInteger(int* bits, qindex number, int numBits) {
 
 
 
-#endif // BITWISE_HPP
+#endif // BITWISE_HPP