From 182cc120159cbe25a486dd3d42aeeb5cc7089902 Mon Sep 17 00:00:00 2001 From: Jacques Lucke Date: Thu, 18 Jul 2019 16:39:28 +0200 Subject: fix trail creation for partial time steps --- source/blender/simulations/bparticles/forces.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'source/blender/simulations/bparticles/forces.cpp') diff --git a/source/blender/simulations/bparticles/forces.cpp b/source/blender/simulations/bparticles/forces.cpp index e9e83744be4..1d859a3adc4 100644 --- a/source/blender/simulations/bparticles/forces.cpp +++ b/source/blender/simulations/bparticles/forces.cpp @@ -59,11 +59,14 @@ void CreateTrailHandler::execute(OffsetHandlerInterface &interface) SmallVector new_positions; SmallVector new_birth_times; for (uint pindex : particles.pindices()) { + float time_factor = interface.time_factors()[pindex]; TimeSpan time_span = interface.time_span(pindex); float current_time = frequency * (std::floor(time_span.start() / frequency) + 1.0f); + + float3 total_offset = position_offsets[pindex] * time_factor; while (current_time < time_span.end()) { float factor = time_span.get_factor_safe(current_time); - new_positions.append(positions[pindex] + position_offsets[pindex] * factor); + new_positions.append(positions[pindex] + total_offset * factor); new_birth_times.append(current_time); current_time += frequency; } -- cgit v1.2.3