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Differential D3855 Diff 20308 intern/cycles/blender/blender_mesh.cpp

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intern/cycles/blender/blender_mesh.cpp

Show First 20 Lines • Show All 277 Lines • ▼ Show 20 Linesstatic void mikk_compute_tangents(
genTangSpaceDefault(&context); genTangSpaceDefault(&context);
} }
/* Create Volume Attribute */ /* Create Volume Attribute */
static void create_mesh_volume_attribute( static void create_mesh_volume_attribute(
BL::Object &b_ob, Mesh *mesh, ImageManager *image_manager, AttributeStandard std, float frame) BL::Object &b_ob, Mesh *mesh, ImageManager *image_manager, AttributeStandard std, float frame)
{ {
BL::SmokeDomainSettings b_domain = object_smoke_domain_find(b_ob); BL::FluidDomainSettings b_domain = object_fluid_domain_find(b_ob);
if (!b_domain) if (!b_domain)
return; return;
mesh->volume_isovalue = b_domain.clipping(); mesh->volume_isovalue = b_domain.clipping();
Attribute *attr = mesh->attributes.add(std); Attribute *attr = mesh->attributes.add(std);
VoxelAttribute *volume_data = attr->data_voxel(); VoxelAttribute *volume_data = attr->data_voxel();
▲ Show 20 Lines • Show All 630 Lines • ▼ Show 20 Lines
/* Sync */ /* Sync */
static void sync_mesh_fluid_motion(BL::Object &b_ob, Scene *scene, Mesh *mesh) static void sync_mesh_fluid_motion(BL::Object &b_ob, Scene *scene, Mesh *mesh)
{ {
if (scene->need_motion() == Scene::MOTION_NONE) if (scene->need_motion() == Scene::MOTION_NONE)
return; return;
BL::DomainFluidSettings b_fluid_domain = object_fluid_domain_find(b_ob); BL::FluidDomainSettings b_fluid_domain = object_fluid_domain_find(b_ob);
if (!b_fluid_domain) if (!b_fluid_domain)
return; return;
/* If the mesh has modifiers following the fluid domain we can't export motion. */ /* If the mesh has modifiers following the fluid domain we can't export motion. */
if (b_fluid_domain.fluid_mesh_vertices.length() != mesh->verts.size()) if (b_fluid_domain.mesh_vertices.length() != mesh->verts.size())
return; return;
/* Find or add attribute */ /* Find or add attribute */
float3 *P = &mesh->verts[0]; float3 *P = &mesh->verts[0];
Attribute *attr_mP = mesh->attributes.find(ATTR_STD_MOTION_VERTEX_POSITION); Attribute *attr_mP = mesh->attributes.find(ATTR_STD_MOTION_VERTEX_POSITION);
if (!attr_mP) { if (!attr_mP) {
attr_mP = mesh->attributes.add(ATTR_STD_MOTION_VERTEX_POSITION); attr_mP = mesh->attributes.add(ATTR_STD_MOTION_VERTEX_POSITION);
} }
/* Only export previous and next frame, we don't have any in between data. */ /* Only export previous and next frame, we don't have any in between data. */
float motion_times[2] = {-1.0f, 1.0f}; float motion_times[2] = {-1.0f, 1.0f};
for (int step = 0; step < 2; step++) { for (int step = 0; step < 2; step++) {
float relative_time = motion_times[step] * scene->motion_shutter_time() * 0.5f; float relative_time = motion_times[step] * scene->motion_shutter_time() * 0.5f;
float3 *mP = attr_mP->data_float3() + step * mesh->verts.size(); float3 *mP = attr_mP->data_float3() + step * mesh->verts.size();
BL::DomainFluidSettings::fluid_mesh_vertices_iterator fvi; BL::FluidDomainSettings::mesh_vertices_iterator svi;
int i = 0; int i = 0;
for (b_fluid_domain.fluid_mesh_vertices.begin(fvi); for (b_fluid_domain.mesh_vertices.begin(svi); svi != b_fluid_domain.mesh_vertices.end();
fvi != b_fluid_domain.fluid_mesh_vertices.end(); ++svi, ++i) {
++fvi, ++i) { mP[i] = P[i] + get_float3(svi->velocity()) * relative_time;
mP[i] = P[i] + get_float3(fvi->velocity()) * relative_time;
} }
} }
} }
Mesh *BlenderSync::sync_mesh(BL::Depsgraph &b_depsgraph, Mesh *BlenderSync::sync_mesh(BL::Depsgraph &b_depsgraph,
BL::Object &b_ob, BL::Object &b_ob,
BL::Object &b_ob_instance, BL::Object &b_ob_instance,
bool object_updated, bool object_updated,
▲ Show 20 Lines • Show All 123 Lines • ▼ Show 20 Lines if (b_mesh) {
sync_curves(mesh, b_mesh, b_ob, false); sync_curves(mesh, b_mesh, b_ob, false);
} }
free_object_to_mesh(b_data, b_ob, b_mesh); free_object_to_mesh(b_data, b_ob, b_mesh);
} }
} }
mesh->geometry_flags = requested_geometry_flags; mesh->geometry_flags = requested_geometry_flags;
/* fluid motion */ /* mesh fluid motion mantaflow */
sync_mesh_fluid_motion(b_ob, scene, mesh); sync_mesh_fluid_motion(b_ob, scene, mesh);
/* tag update */ /* tag update */
bool rebuild = (oldtriangles != mesh->triangles) || (oldsubd_faces != mesh->subd_faces) || bool rebuild = (oldtriangles != mesh->triangles) || (oldsubd_faces != mesh->subd_faces) ||
(oldsubd_face_corners != mesh->subd_face_corners) || (oldsubd_face_corners != mesh->subd_face_corners) ||
(oldcurve_keys != mesh->curve_keys) || (oldcurve_radius != mesh->curve_radius) || (oldcurve_keys != mesh->curve_keys) || (oldcurve_radius != mesh->curve_radius) ||
(oldhas_voxel_attributes != mesh->has_voxel_attributes()); (oldhas_voxel_attributes != mesh->has_voxel_attributes());
Show All 32 Linesvoid BlenderSync::sync_mesh_motion(BL::Depsgraph &b_depsgraph,
if (!numverts && !numkeys) if (!numverts && !numkeys)
return; return;
/* skip objects without deforming modifiers. this is not totally reliable, /* skip objects without deforming modifiers. this is not totally reliable,
* would need a more extensive check to see which objects are animated */ * would need a more extensive check to see which objects are animated */
BL::Mesh b_mesh(PointerRNA_NULL); BL::Mesh b_mesh(PointerRNA_NULL);
/* fluid motion is exported immediate with mesh, skip here */ /* manta motion is exported immediate with mesh, skip here */
BL::DomainFluidSettings b_fluid_domain = object_fluid_domain_find(b_ob); BL::FluidDomainSettings b_fluid_domain = object_fluid_domain_find(b_ob);
if (b_fluid_domain) if (b_fluid_domain)
return; return;
if (ccl::BKE_object_is_deform_modified(b_ob, b_scene, preview)) { if (ccl::BKE_object_is_deform_modified(b_ob, b_scene, preview)) {
/* get derived mesh */ /* get derived mesh */
b_mesh = object_to_mesh(b_data, b_ob, b_depsgraph, false, Mesh::SUBDIVISION_NONE); b_mesh = object_to_mesh(b_data, b_ob, b_depsgraph, false, Mesh::SUBDIVISION_NONE);
} }
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