diff options
| -rw-r--r-- | release/scripts/startup/bl_ui/properties_particle.py | 4 | ||||
| -rw-r--r-- | source/blender/blenkernel/BKE_particle.h | 2 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/particle.c | 5 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/particle_child.c | 4 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/particle_system.c | 2 | ||||
| -rw-r--r-- | source/blender/makesdna/DNA_particle_types.h | 6 | ||||
| -rw-r--r-- | source/blender/makesrna/intern/rna_particle.c | 15 |
7 files changed, 36 insertions, 2 deletions
diff --git a/release/scripts/startup/bl_ui/properties_particle.py b/release/scripts/startup/bl_ui/properties_particle.py index e552ff35ffa..27a19d5636e 100644 --- a/release/scripts/startup/bl_ui/properties_particle.py +++ b/release/scripts/startup/bl_ui/properties_particle.py @@ -1391,6 +1391,10 @@ class PARTICLE_PT_vertexgroups(ParticleButtonsPanel, Panel): row.prop_search(psys, "vertex_group_roughness_end", ob, "vertex_groups", text="Roughness End") row.prop(psys, "invert_vertex_group_roughness_end", text="", toggle=True, icon='ARROW_LEFTRIGHT') + row = col.row(align=True) + row.prop_search(psys, "vertex_group_twist", ob, "vertex_groups", text="Twist") + row.prop(psys, "invert_vertex_group_twist", text="", toggle=True, icon='ARROW_LEFTRIGHT') + # Commented out vertex groups don't work and are still waiting for better implementation # row = layout.row() # row.prop_search(psys, "vertex_group_velocity", ob, "vertex_groups", text="Velocity") diff --git a/source/blender/blenkernel/BKE_particle.h b/source/blender/blenkernel/BKE_particle.h index 747a6b65bb0..0cda7dceb33 100644 --- a/source/blender/blenkernel/BKE_particle.h +++ b/source/blender/blenkernel/BKE_particle.h @@ -112,6 +112,7 @@ typedef struct ParticleTexture { float damp, gravity, field; /* used in physics */ float length, clump, kink_freq, kink_amp, effector; /* used in path caching */ float rough1, rough2, roughe; /* used in path caching */ + float twist; /* used in path caching */ } ParticleTexture; typedef struct ParticleSeam { @@ -159,6 +160,7 @@ typedef struct ParticleThreadContext { float *vg_length, *vg_clump, *vg_kink; float *vg_rough1, *vg_rough2, *vg_roughe; float *vg_effector; + float *vg_twist; struct CurveMapping *clumpcurve; struct CurveMapping *roughcurve; diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c index ea27e23ed2f..723bb86cb47 100644 --- a/source/blender/blenkernel/intern/particle.c +++ b/source/blender/blenkernel/intern/particle.c @@ -2136,6 +2136,7 @@ static bool psys_thread_context_init_path( ctx->vg_rough1 = psys_cache_vgroup(ctx->dm, psys, PSYS_VG_ROUGH1); ctx->vg_rough2 = psys_cache_vgroup(ctx->dm, psys, PSYS_VG_ROUGH2); ctx->vg_roughe = psys_cache_vgroup(ctx->dm, psys, PSYS_VG_ROUGHE); + ctx->vg_twist = psys_cache_vgroup(ctx->dm, psys, PSYS_VG_TWIST); if (psys->part->flag & PART_CHILD_EFFECT) ctx->vg_effector = psys_cache_vgroup(ctx->dm, psys, PSYS_VG_EFFECTOR); @@ -3502,6 +3503,7 @@ static void get_cpa_texture(DerivedMesh *dm, ParticleSystem *psys, ParticleSetti ptex->ivel = ptex->life = ptex->exist = ptex->size = ptex->damp = ptex->gravity = ptex->field = ptex->time = ptex->clump = ptex->kink_freq = ptex->kink_amp = ptex->effector = ptex->rough1 = ptex->rough2 = ptex->roughe = 1.0f; + ptex->twist = 1.0f; ptex->length = 1.0f - part->randlength * psys_frand(psys, child_index + 26); ptex->length *= part->clength_thres < psys_frand(psys, child_index + 27) ? part->clength : 1.0f; @@ -3579,6 +3581,7 @@ void psys_get_texture(ParticleSimulationData *sim, ParticleData *pa, ParticleTex ptex->ivel = ptex->life = ptex->exist = ptex->size = ptex->damp = ptex->gravity = ptex->field = ptex->length = ptex->clump = ptex->kink_freq = ptex->kink_amp = ptex->effector = ptex->rough1 = ptex->rough2 = ptex->roughe = 1.0f; + ptex->twist = 1.0f; ptex->time = (float)(pa - sim->psys->particles) / (float)sim->psys->totpart; @@ -3744,6 +3747,8 @@ static void get_child_modifier_parameters(ParticleSettings *part, ParticleThread ptex->roughe *= psys_interpolate_value_from_verts(ctx->dm, cpa_from, cpa_num, cpa_fuv, ctx->vg_roughe); if (ctx->vg_effector) ptex->effector *= psys_interpolate_value_from_verts(ctx->dm, cpa_from, cpa_num, cpa_fuv, ctx->vg_effector); + if (ctx->vg_twist) + ptex->twist *= psys_interpolate_value_from_verts(ctx->dm, cpa_from, cpa_num, cpa_fuv, ctx->vg_twist); } /* get's hair (or keyed) particles state at the "path time" specified in state->time */ void psys_get_particle_on_path(ParticleSimulationData *sim, int p, ParticleKey *state, const bool vel) diff --git a/source/blender/blenkernel/intern/particle_child.c b/source/blender/blenkernel/intern/particle_child.c index 53bf577d4f4..fae304d6580 100644 --- a/source/blender/blenkernel/intern/particle_child.c +++ b/source/blender/blenkernel/intern/particle_child.c @@ -734,6 +734,7 @@ static void do_twist(const ParticleChildModifierContext *modifier_ctx, { ParticleThreadContext *thread_ctx = modifier_ctx->thread_ctx; ParticleSimulationData *sim = modifier_ctx->sim; + ParticleTexture *ptex = modifier_ctx->ptex; ParticleSettings *part = sim->psys->part; /* Early output checks. */ if (part->childtype != PART_CHILD_PARTICLES) { @@ -757,6 +758,9 @@ static void do_twist(const ParticleChildModifierContext *modifier_ctx, twist_get_axis(modifier_ctx, time, axis); /* Angle of rotation. */ float angle = part->twist; + if (ptex != NULL) { + angle *= (ptex->twist - 0.5f) * 2.0f; + } if (twist_curve != NULL) { const int num_segments = twist_num_segments(modifier_ctx); angle *= curvemapping_integrate_clamped(twist_curve, diff --git a/source/blender/blenkernel/intern/particle_system.c b/source/blender/blenkernel/intern/particle_system.c index bae76354705..7851cd5e801 100644 --- a/source/blender/blenkernel/intern/particle_system.c +++ b/source/blender/blenkernel/intern/particle_system.c @@ -497,6 +497,8 @@ void psys_thread_context_free(ParticleThreadContext *ctx) MEM_freeN(ctx->vg_rough2); if (ctx->vg_roughe) MEM_freeN(ctx->vg_roughe); + if (ctx->vg_twist) + MEM_freeN(ctx->vg_twist); if (ctx->sim.psys->lattice_deform_data) { end_latt_deform(ctx->sim.psys->lattice_deform_data); diff --git a/source/blender/makesdna/DNA_particle_types.h b/source/blender/makesdna/DNA_particle_types.h index 371b53567a6..8dd4d46a596 100644 --- a/source/blender/makesdna/DNA_particle_types.h +++ b/source/blender/makesdna/DNA_particle_types.h @@ -307,7 +307,8 @@ typedef struct ParticleSystem { char bb_uvname[3][64]; /* billboard uv name, MAX_CUSTOMDATA_LAYER_NAME */ /* if you change these remember to update array lengths to PSYS_TOT_VG! */ - short vgroup[12], vg_neg, rt3; /* vertex groups, 0==disable, 1==starting index */ + short vgroup[13], vg_neg, rt3; /* vertex groups, 0==disable, 1==starting index */ + char pad[6]; /* temporary storage during render */ struct ParticleRenderData *renderdata; @@ -567,7 +568,7 @@ typedef enum eParticleChildFlag { #define PART_DUPLIW_CURRENT 1 /* psys->vg */ -#define PSYS_TOT_VG 12 +#define PSYS_TOT_VG 13 #define PSYS_VG_DENSITY 0 #define PSYS_VG_VEL 1 @@ -581,6 +582,7 @@ typedef enum eParticleChildFlag { #define PSYS_VG_TAN 9 #define PSYS_VG_ROT 10 #define PSYS_VG_EFFECTOR 11 +#define PSYS_VG_TWIST 12 /* ParticleTarget->flag */ #define PTARGET_CURRENT 1 diff --git a/source/blender/makesrna/intern/rna_particle.c b/source/blender/makesrna/intern/rna_particle.c index e9bbc981a13..caf120e0ea1 100644 --- a/source/blender/makesrna/intern/rna_particle.c +++ b/source/blender/makesrna/intern/rna_particle.c @@ -1313,6 +1313,7 @@ static void rna_ParticleVGroup_name_get_8(PointerRNA *ptr, char *value) { psys_v static void rna_ParticleVGroup_name_get_9(PointerRNA *ptr, char *value) { psys_vg_name_get__internal(ptr, value, 9); } static void rna_ParticleVGroup_name_get_10(PointerRNA *ptr, char *value) { psys_vg_name_get__internal(ptr, value, 10); } static void rna_ParticleVGroup_name_get_11(PointerRNA *ptr, char *value) { psys_vg_name_get__internal(ptr, value, 11); } +static void rna_ParticleVGroup_name_get_12(PointerRNA *ptr, char *value) { psys_vg_name_get__internal(ptr, value, 12); } static int rna_ParticleVGroup_name_len_0(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 0); } static int rna_ParticleVGroup_name_len_1(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 1); } @@ -1326,6 +1327,7 @@ static int rna_ParticleVGroup_name_len_8(PointerRNA *ptr) { return psys_vg_name_ static int rna_ParticleVGroup_name_len_9(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 9); } static int rna_ParticleVGroup_name_len_10(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 10); } static int rna_ParticleVGroup_name_len_11(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 11); } +static int rna_ParticleVGroup_name_len_12(PointerRNA *ptr) { return psys_vg_name_len__internal(ptr, 12); } static void rna_ParticleVGroup_name_set_0(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 0); } static void rna_ParticleVGroup_name_set_1(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 1); } @@ -1339,6 +1341,7 @@ static void rna_ParticleVGroup_name_set_8(PointerRNA *ptr, const char *value) { static void rna_ParticleVGroup_name_set_9(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 9); } static void rna_ParticleVGroup_name_set_10(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 10); } static void rna_ParticleVGroup_name_set_11(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 11); } +static void rna_ParticleVGroup_name_set_12(PointerRNA *ptr, const char *value) { psys_vg_name_set__internal(ptr, value, 12); } #else @@ -3535,6 +3538,18 @@ static void rna_def_particle_system(BlenderRNA *brna) RNA_def_property_ui_text(prop, "Vertex Group Field Negate", "Negate the effect of the field vertex group"); RNA_def_property_update(prop, 0, "rna_Particle_reset"); + prop = RNA_def_property(srna, "vertex_group_twist", PROP_STRING, PROP_NONE); + RNA_def_property_string_funcs(prop, "rna_ParticleVGroup_name_get_12", "rna_ParticleVGroup_name_len_12", + "rna_ParticleVGroup_name_set_12"); + RNA_def_property_ui_text(prop, "Vertex Group Twist", "Vertex group to control twist"); + RNA_def_property_update(prop, 0, "rna_Particle_redo_child"); + + prop = RNA_def_property(srna, "invert_vertex_group_twist", PROP_BOOLEAN, PROP_NONE); + RNA_def_property_boolean_sdna(prop, NULL, "vg_neg", (1 << PSYS_VG_TWIST)); + RNA_def_property_ui_text(prop, "Vertex Group Twist Negate", + "Negate the effect of the twist vertex group"); + RNA_def_property_update(prop, 0, "rna_Particle_redo_child"); + /* pointcache */ prop = RNA_def_property(srna, "point_cache", PROP_POINTER, PROP_NONE); RNA_def_property_flag(prop, PROP_NEVER_NULL); |