void updateSwarmWithSignedDistance(int distanceID, float fDeltaTime, float sdInfluence)
{
// update the signed distance function based on the time passed.
updateSD(distanceID, fDeltaTime);
for (int i = 0; i < NUM_TRIANGLES; i++)
{
// update direction based on destination point
float destDirection[3];
destDirection[0] = tris.moveToPoint[i][0] - tris.position[i][0];
destDirection[1] = tris.moveToPoint[i][1] - tris.position[i][1];
destDirection[2] = tris.moveToPoint[i][2] - tris.position[i][2];
// normalize the length to where we go so that the speed is fixed.
normalize(destDirection, 3);
slerp(tris.direction[i], destDirection, tris.direction[i], 3, 1.8f * fDeltaTime);
reNormal(tris.normal[i], tris.direction[i], 3);
// update normal based on signed distance
float signedDist = getSD(tris.position[i], distanceID);
getSDNormal(tris.position[i], destDirection, distanceID);
float t = 1.0f - fabsf(signedDist);
t = t < 0.0f ? 0.0f : t;
t = t > 1.0f ? 1.0f : t;
slerp(tris.normal[i], destDirection, tris.normal[i], 3, t * sdInfluence);
reNormal(tris.direction[i], tris.normal[i], 3);
}
}
std::string statistic::format(char unit, bool total) const {
std::string result = formatSI(sampleCount, 9, ' ');
if (sampleCount == 0) {
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
if (total)
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
} else {
result = result + std::string(", ") + formatSI(minVal, 9, unit);
result = result + std::string(", ") + formatSI(meanVal, 9, unit);
result = result + std::string(", ") + formatSI(maxVal, 9, unit);
if (total)
result =
result + std::string(", ") + formatSI(meanVal * sampleCount, 9, unit);
result = result + std::string(", ") + formatSI(getSD(), 9, unit);
}
return result;
}