1 files changed, 24 insertions, 0 deletions
diff --git a/source/blender/simulations/bparticles/forces.cpp b/source/blender/simulations/bparticles/forces.cpp
new file mode 100644
index 00000000000..79a0f026008
--- /dev/null
+++ b/source/blender/simulations/bparticles/forces.cpp
@@ -0,0 +1,24 @@
+#include "BLI_noise.h"
+
+#include "forces.hpp"
+
+namespace BParticles {
+
+Force::~Force()
+{
+}
+
+void CustomForce::add_force(ForceInterface &interface)
+{
+  MutableArrayRef<float3> dst = interface.combined_destination();
+
+  ParticleFunctionEvaluator inputs{m_inputs_fn, interface.mask(), interface.attributes()};
+  inputs.context_builder().set_buffer_cache(interface.buffer_cache());
+  inputs.compute();
+
+  for (uint pindex : interface.mask()) {
+    dst[pindex] += inputs.get_single<float3>("Force", 0, pindex);
+  }
+}
+
+}  // namespace BParticles