Corrected calculation of the gradient of the WendlandQuinticC2Kernel.…

… See also Line 591. (#347)
InteractiveComputerGraphics · Feb 4, 2025 · e773d3e · e773d3e
1 parent 08f9fc8
commit e773d3e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/SPlisHSPlasH/SPHKernels.h b/SPlisHSPlasH/SPHKernels.h
@@ -315,7 +315,7 @@ namespace SPH
 			if (q <= 1.0)
 			{
 				const Vector3r gradq = r * (static_cast<Real>(1.0) / (rl*m_radius));
-				res = m_l*gradq*pow(static_cast<Real>(1.0) - q, 3);
+				res = m_l*q*pow(static_cast<Real>(1.0) - q, static_cast<Real>(3.0))*gradq;
 			}
 			else
 				res.setZero();