static void pointerCoordsFromNative(JNIEnv* env, const PointerCoords* rawPointerCoords,
float xOffset, float yOffset, jobject outPointerCoordsObj) {
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.x,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_X) + xOffset);
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.y,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_Y) + yOffset);
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.pressure,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_PRESSURE));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.size,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_SIZE));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.touchMajor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.touchMinor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.toolMajor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.toolMinor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.orientation,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION));
const uint64_t unpackedAxisBits = 0
| (1LL << AMOTION_EVENT_AXIS_X)
| (1LL << AMOTION_EVENT_AXIS_Y)
| (1LL << AMOTION_EVENT_AXIS_PRESSURE)
| (1LL << AMOTION_EVENT_AXIS_SIZE)
| (1LL << AMOTION_EVENT_AXIS_TOUCH_MAJOR)
| (1LL << AMOTION_EVENT_AXIS_TOUCH_MINOR)
| (1LL << AMOTION_EVENT_AXIS_TOOL_MAJOR)
| (1LL << AMOTION_EVENT_AXIS_TOOL_MINOR)
| (1LL << AMOTION_EVENT_AXIS_ORIENTATION);
uint64_t outBits = 0;
uint64_t remainingBits = rawPointerCoords->bits & ~unpackedAxisBits;
if (remainingBits) {
uint32_t packedAxesCount = __builtin_popcountll(remainingBits);
jfloatArray outValuesArray = obtainPackedAxisValuesArray(env, packedAxesCount,
outPointerCoordsObj);
if (!outValuesArray) {
return; // OOM
}
jfloat* outValues = static_cast<jfloat*>(env->GetPrimitiveArrayCritical(
outValuesArray, NULL));
const float* values = rawPointerCoords->values;
uint32_t index = 0;
do {
uint32_t axis = __builtin_ctzll(remainingBits);
uint64_t axisBit = 1LL << axis;
remainingBits &= ~axisBit;
outBits |= axisBit;
outValues[index++] = rawPointerCoords->getAxisValue(axis);
} while (remainingBits);
env->ReleasePrimitiveArrayCritical(outValuesArray, outValues, 0);
env->DeleteLocalRef(outValuesArray);
}
env->SetLongField(outPointerCoordsObj, gPointerCoordsClassInfo.mPackedAxisBits, outBits);
}
static void pointerCoordsFromNative(JNIEnv* env, const PointerCoords* rawPointerCoords,
float xOffset, float yOffset, jobject outPointerCoordsObj) {
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.x,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_X) + xOffset);
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.y,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_Y) + yOffset);
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.pressure,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_PRESSURE));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.size,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_SIZE));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.touchMajor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.touchMinor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.toolMajor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.toolMinor,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR));
env->SetFloatField(outPointerCoordsObj, gPointerCoordsClassInfo.orientation,
rawPointerCoords->getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION));
uint64_t outBits = 0;
BitSet64 bits = BitSet64(rawPointerCoords->bits);
bits.clearBit(AMOTION_EVENT_AXIS_X);
bits.clearBit(AMOTION_EVENT_AXIS_Y);
bits.clearBit(AMOTION_EVENT_AXIS_PRESSURE);
bits.clearBit(AMOTION_EVENT_AXIS_SIZE);
bits.clearBit(AMOTION_EVENT_AXIS_TOUCH_MAJOR);
bits.clearBit(AMOTION_EVENT_AXIS_TOUCH_MINOR);
bits.clearBit(AMOTION_EVENT_AXIS_TOOL_MAJOR);
bits.clearBit(AMOTION_EVENT_AXIS_TOOL_MINOR);
bits.clearBit(AMOTION_EVENT_AXIS_ORIENTATION);
if (!bits.isEmpty()) {
uint32_t packedAxesCount = bits.count();
jfloatArray outValuesArray = obtainPackedAxisValuesArray(env, packedAxesCount,
outPointerCoordsObj);
if (!outValuesArray) {
return; // OOM
}
jfloat* outValues = static_cast<jfloat*>(env->GetPrimitiveArrayCritical(
outValuesArray, NULL));
const float* values = rawPointerCoords->values;
uint32_t index = 0;
do {
uint32_t axis = bits.clearFirstMarkedBit();
outBits |= BitSet64::valueForBit(axis);
outValues[index++] = rawPointerCoords->getAxisValue(axis);
} while (!bits.isEmpty());
env->ReleasePrimitiveArrayCritical(outValuesArray, outValues, 0);
env->DeleteLocalRef(outValuesArray);
}
env->SetLongField(outPointerCoordsObj, gPointerCoordsClassInfo.mPackedAxisBits, outBits);
}
