diff options
Diffstat (limited to 'source/blender/blenkernel/intern/fluid.c')
| -rw-r--r-- | source/blender/blenkernel/intern/fluid.c | 56 |
1 files changed, 20 insertions, 36 deletions
diff --git a/source/blender/blenkernel/intern/fluid.c b/source/blender/blenkernel/intern/fluid.c index 96efac8f2c5..5340fa63f38 100644 --- a/source/blender/blenkernel/intern/fluid.c +++ b/source/blender/blenkernel/intern/fluid.c @@ -81,6 +81,8 @@ # include "RE_shader_ext.h" +# include "CLG_log.h" + # include "manta_fluid_API.h" #endif /* WITH_FLUID */ @@ -96,6 +98,8 @@ static void BKE_fluid_modifier_reset_ex(struct FluidModifierData *mmd, bool need #ifdef WITH_FLUID // #define DEBUG_PRINT +static CLG_LogRef LOG = {"bke.fluid"}; + /* -------------------------------------------------------------------- */ /** \name Fluid API * \{ */ @@ -487,32 +491,6 @@ static void manta_set_domain_from_mesh(FluidDomainSettings *mds, mds->cell_size[2] /= (float)mds->base_res[2]; } -static void manta_set_domain_gravity(Scene *scene, FluidDomainSettings *mds) -{ - const float normalization_factor = 1.0f / 9.81f; - - /* Use global gravity if enabled. */ - if (scene->physics_settings.flag & PHYS_GLOBAL_GRAVITY) { - float gravity[3]; - copy_v3_v3(gravity, scene->physics_settings.gravity); - /* Map default value to 1.0. */ - mul_v3_fl(gravity, normalization_factor); - - /* Convert gravity to domain space. */ - float gravity_mag = len_v3(gravity); - mul_mat3_m4_v3(mds->imat, gravity); - normalize_v3(gravity); - mul_v3_fl(gravity, gravity_mag); - - copy_v3_v3(mds->gravity, gravity); - } - else { - mul_v3_fl(mds->gravity, normalization_factor); - } - - mul_v3_fl(mds->gravity, mds->effector_weights->global_gravity); -} - static bool BKE_fluid_modifier_init( FluidModifierData *mmd, Depsgraph *depsgraph, Object *ob, Scene *scene, Mesh *me) { @@ -523,8 +501,11 @@ static bool BKE_fluid_modifier_init( int res[3]; /* Set domain dimensions from mesh. */ manta_set_domain_from_mesh(mds, ob, me, true); - /* Set domain gravity. */ - manta_set_domain_gravity(scene, mds); + /* Set domain gravity, use global gravity if enabled. */ + if (scene->physics_settings.flag & PHYS_GLOBAL_GRAVITY) { + copy_v3_v3(mds->gravity, scene->physics_settings.gravity); + } + mul_v3_fl(mds->gravity, mds->effector_weights->global_gravity); /* Reset domain values. */ zero_v3_int(mds->shift); zero_v3(mds->shift_f); @@ -948,11 +929,7 @@ static void sample_effector(FluidEffectorSettings *mes, velocity_map[index * 3 + 2] += hit_vel[2]; # ifdef DEBUG_PRINT /* Debugging: Print object velocities. */ - printf("adding effector object vel: [%f, %f, %f], dx is: %f\n", - hit_vel[0], - hit_vel[1], - hit_vel[2], - mds->dx); + printf("adding effector object vel: [%f, %f, %f]\n", hit_vel[0], hit_vel[1], hit_vel[2]); # endif } } @@ -1996,9 +1973,9 @@ static void sample_mesh(FluidFlowSettings *mfs, normalize_v3(hit_normal); /* Apply normal directional velocity. */ - velocity_map[index * 3] += hit_normal[0] * mfs->vel_normal * 0.25f; - velocity_map[index * 3 + 1] += hit_normal[1] * mfs->vel_normal * 0.25f; - velocity_map[index * 3 + 2] += hit_normal[2] * mfs->vel_normal * 0.25f; + velocity_map[index * 3] += hit_normal[0] * mfs->vel_normal; + velocity_map[index * 3 + 1] += hit_normal[1] * mfs->vel_normal; + velocity_map[index * 3 + 2] += hit_normal[2] * mfs->vel_normal; } /* Apply object velocity. */ if (has_velocity && mfs->vel_multi) { @@ -3773,6 +3750,7 @@ static void BKE_fluid_modifier_processDomain(FluidModifierData *mmd, /* Fluid domain init must not fail in order to continue modifier evaluation. */ if (!mds->fluid && !BKE_fluid_modifier_init(mmd, depsgraph, ob, scene, me)) { + CLOG_ERROR(&LOG, "Fluid initialization failed. Should not happen!"); return; } BLI_assert(mds->fluid); @@ -3794,6 +3772,12 @@ static void BKE_fluid_modifier_processDomain(FluidModifierData *mmd, /* Get distance between cache start and current frame for total time. */ mds->time_total = abs(scene_framenr - mds->cache_frame_start) * mds->frame_length; + /* Ensure that gravity is copied over every frame (could be keyframed). */ + if (scene->physics_settings.flag & PHYS_GLOBAL_GRAVITY) { + copy_v3_v3(mds->gravity, scene->physics_settings.gravity); + mul_v3_fl(mds->gravity, mds->effector_weights->global_gravity); + } + int next_frame = scene_framenr + 1; int prev_frame = scene_framenr - 1; /* Ensure positivity of previous frame. */ |