diff options
Diffstat (limited to 'release/scripts/startup/bl_ui/properties_particle.py')
| -rw-r--r-- | release/scripts/startup/bl_ui/properties_particle.py | 81 |
1 files changed, 49 insertions, 32 deletions
diff --git a/release/scripts/startup/bl_ui/properties_particle.py b/release/scripts/startup/bl_ui/properties_particle.py index 3f672d2a977..2c2ced5db0c 100644 --- a/release/scripts/startup/bl_ui/properties_particle.py +++ b/release/scripts/startup/bl_ui/properties_particle.py @@ -490,11 +490,13 @@ class PARTICLE_PT_physics(ParticleButtonsPanel, Panel): col.prop(part, "integrator", text="") col.prop(part, "timestep") sub = col.row() - if part.adaptive_subframes: - sub.prop(part, "courant_target", text="Threshold") - else: - sub.prop(part, "subframes") - sub.prop(part, "adaptive_subframes", text="") + sub.prop(part, "subframes") + supports_courant = part.physics_type == 'FLUID' + subsub = sub.row() + subsub.enabled = supports_courant + subsub.prop(part, "adaptive_subframes", text="") + if supports_courant and part.adaptive_subframes: + col.prop(part, "courant_target", text="Threshold") row = layout.row() row.prop(part, "use_size_deflect") @@ -504,6 +506,10 @@ class PARTICLE_PT_physics(ParticleButtonsPanel, Panel): fluid = part.fluid split = layout.split() + sub = split.row() + sub.prop(fluid, "solver", expand=True) + + split = layout.split() col = split.column() col.label(text="Fluid properties:") @@ -514,13 +520,14 @@ class PARTICLE_PT_physics(ParticleButtonsPanel, Panel): col = split.column() col.label(text="Advanced:") - sub = col.row() - sub.prop(fluid, "repulsion", slider=fluid.factor_repulsion) - sub.prop(fluid, "factor_repulsion", text="") + if fluid.solver == 'DDR': + sub = col.row() + sub.prop(fluid, "repulsion", slider=fluid.factor_repulsion) + sub.prop(fluid, "factor_repulsion", text="") - sub = col.row() - sub.prop(fluid, "stiff_viscosity", slider=fluid.factor_stiff_viscosity) - sub.prop(fluid, "factor_stiff_viscosity", text="") + sub = col.row() + sub.prop(fluid, "stiff_viscosity", slider=fluid.factor_stiff_viscosity) + sub.prop(fluid, "factor_stiff_viscosity", text="") sub = col.row() sub.prop(fluid, "fluid_radius", slider=fluid.factor_radius) @@ -530,27 +537,37 @@ class PARTICLE_PT_physics(ParticleButtonsPanel, Panel): sub.prop(fluid, "rest_density", slider=fluid.factor_density) sub.prop(fluid, "factor_density", text="") - split = layout.split() - - col = split.column() - col.label(text="Springs:") - col.prop(fluid, "spring_force", text="Force") - col.prop(fluid, "use_viscoelastic_springs") - sub = col.column(align=True) - sub.active = fluid.use_viscoelastic_springs - sub.prop(fluid, "yield_ratio", slider=True) - sub.prop(fluid, "plasticity", slider=True) - - col = split.column() - col.label(text="Advanced:") - sub = col.row() - sub.prop(fluid, "rest_length", slider=fluid.factor_rest_length) - sub.prop(fluid, "factor_rest_length", text="") - col.label(text="") - sub = col.column() - sub.active = fluid.use_viscoelastic_springs - sub.prop(fluid, "use_initial_rest_length") - sub.prop(fluid, "spring_frames", text="Frames") + if fluid.solver == 'CLASSICAL': + # With the classical solver, it is possible to calculate the + # spacing between particles when the fluid is at rest. This + # makes it easier to set stable initial conditions. + particle_volume = part.mass / fluid.rest_density + spacing = pow(particle_volume, 1/3) + sub = col.row() + sub.label(text="Spacing: %g" % spacing) + + elif fluid.solver == 'DDR': + split = layout.split() + + col = split.column() + col.label(text="Springs:") + col.prop(fluid, "spring_force", text="Force") + col.prop(fluid, "use_viscoelastic_springs") + sub = col.column(align=True) + sub.active = fluid.use_viscoelastic_springs + sub.prop(fluid, "yield_ratio", slider=True) + sub.prop(fluid, "plasticity", slider=True) + + col = split.column() + col.label(text="Advanced:") + sub = col.row() + sub.prop(fluid, "rest_length", slider=fluid.factor_rest_length) + sub.prop(fluid, "factor_rest_length", text="") + col.label(text="") + sub = col.column() + sub.active = fluid.use_viscoelastic_springs + sub.prop(fluid, "use_initial_rest_length") + sub.prop(fluid, "spring_frames", text="Frames") elif part.physics_type == 'KEYED': split = layout.split() |