Differential D3855 Diff 20257 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 Lines	static 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 625 Lines • ▼ Show 20 Lines	static void create_subd_mesh(Scene *scene,
sdparams.dicing_rate = max(0.1f, RNA_float_get(&cobj, "dicing_rate") * dicing_rate);		sdparams.dicing_rate = max(0.1f, RNA_float_get(&cobj, "dicing_rate") * dicing_rate);
sdparams.max_level = max_subdivisions;		sdparams.max_level = max_subdivisions;

sdparams.objecttoworld = get_transform(b_ob.matrix_world());		sdparams.objecttoworld = get_transform(b_ob.matrix_world());
}		}

/* Sync */		/* Sync */

static void sync_mesh_fluid_motion(BL::Object &b_ob, Scene scene, Mesh mesh)		static void sync_mesh_manta_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_manta_domain = object_fluid_domain_find(b_ob);

if (!b_fluid_domain)		if (!b_manta_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_manta_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_manta_domain.mesh_vertices.begin(svi); svi != b_manta_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_manta_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());

mesh->tag_update(scene, rebuild);		mesh->tag_update(scene, rebuild);
Show All 31 Lines	void 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_manta_domain = object_fluid_domain_find(b_ob);
if (b_fluid_domain)		if (b_manta_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);
}		}

if (!b_mesh) {		if (!b_mesh) {
▲ Show 20 Lines • Show All 107 Lines • Show Last 20 Lines