diff options
Diffstat (limited to 'intern/cycles/render')
-rw-r--r-- | intern/cycles/render/alembic.cpp | 3 | ||||
-rw-r--r-- | intern/cycles/render/attribute.cpp | 61 | ||||
-rw-r--r-- | intern/cycles/render/attribute.h | 33 | ||||
-rw-r--r-- | intern/cycles/render/geometry.cpp | 86 |
4 files changed, 138 insertions, 45 deletions
diff --git a/intern/cycles/render/alembic.cpp b/intern/cycles/render/alembic.cpp index cf345ee075d..dcb456dc1ce 100644 --- a/intern/cycles/render/alembic.cpp +++ b/intern/cycles/render/alembic.cpp @@ -654,8 +654,7 @@ static void update_attributes(AttributeSet &attributes, CachedData &cached_data, list<Attribute>::iterator it; for (it = attributes.attributes.begin(); it != attributes.attributes.end();) { if (cached_attributes.find(&(*it)) == cached_attributes.end()) { - attributes.attributes.erase(it++); - attributes.modified = true; + attributes.remove(it++); continue; } diff --git a/intern/cycles/render/attribute.cpp b/intern/cycles/render/attribute.cpp index d6a638fd4cd..bf9d69cb47e 100644 --- a/intern/cycles/render/attribute.cpp +++ b/intern/cycles/render/attribute.cpp @@ -383,6 +383,23 @@ AttributeStandard Attribute::name_standard(const char *name) return ATTR_STD_NONE; } +AttrKernelDataType Attribute::kernel_type(const Attribute &attr) +{ + if (attr.element == ATTR_ELEMENT_CORNER) { + return AttrKernelDataType::UCHAR4; + } + + if (attr.type == TypeDesc::TypeFloat) { + return AttrKernelDataType::FLOAT; + } + + if (attr.type == TypeFloat2) { + return AttrKernelDataType::FLOAT2; + } + + return AttrKernelDataType::FLOAT3; +} + void Attribute::get_uv_tiles(Geometry *geom, AttributePrimitive prim, unordered_set<int> &tiles) const @@ -417,7 +434,7 @@ void Attribute::get_uv_tiles(Geometry *geom, /* Attribute Set */ AttributeSet::AttributeSet(Geometry *geometry, AttributePrimitive prim) - : geometry(geometry), prim(prim) + : modified_flag(~0u), geometry(geometry), prim(prim) { } @@ -440,7 +457,7 @@ Attribute *AttributeSet::add(ustring name, TypeDesc type, AttributeElement eleme Attribute new_attr(name, type, element, geometry, prim); attributes.emplace_back(std::move(new_attr)); - modified = true; + tag_modified(attributes.back()); return &attributes.back(); } @@ -462,8 +479,7 @@ void AttributeSet::remove(ustring name) for (it = attributes.begin(); it != attributes.end(); it++) { if (&*it == attr) { - modified = true; - attributes.erase(it); + remove(it); return; } } @@ -608,8 +624,7 @@ void AttributeSet::remove(AttributeStandard std) for (it = attributes.begin(); it != attributes.end(); it++) { if (&*it == attr) { - modified = true; - attributes.erase(it); + remove(it); return; } } @@ -634,6 +649,12 @@ void AttributeSet::remove(Attribute *attribute) } } +void AttributeSet::remove(list<Attribute>::iterator it) +{ + tag_modified(*it); + attributes.erase(it); +} + void AttributeSet::resize(bool reserve_only) { foreach (Attribute &attr, attributes) { @@ -674,15 +695,13 @@ void AttributeSet::update(AttributeSet &&new_attributes) for (it = attributes.begin(); it != attributes.end();) { if (it->std != ATTR_STD_NONE) { if (new_attributes.find(it->std) == nullptr) { - modified = true; - attributes.erase(it++); + remove(it++); continue; } } else if (it->name != "") { if (new_attributes.find(it->name) == nullptr) { - modified = true; - attributes.erase(it++); + remove(it++); continue; } } @@ -699,7 +718,27 @@ void AttributeSet::clear_modified() foreach (Attribute &attr, attributes) { attr.modified = false; } - modified = false; + + modified_flag = 0; +} + +void AttributeSet::tag_modified(const Attribute &attr) +{ + /* Some attributes are not stored in the various kernel attribute arrays + * (DeviceScene::attribute_*), so the modified flags are only set if the associated standard + * corresponds to an attribute which will be stored in the kernel's attribute arrays. */ + const bool modifies_device_array = (attr.std != ATTR_STD_FACE_NORMAL && + attr.std != ATTR_STD_VERTEX_NORMAL); + + if (modifies_device_array) { + AttrKernelDataType kernel_type = Attribute::kernel_type(attr); + modified_flag |= (1u << kernel_type); + } +} + +bool AttributeSet::modified(AttrKernelDataType kernel_type) const +{ + return (modified_flag & (1u << kernel_type)) != 0; } /* AttributeRequest */ diff --git a/intern/cycles/render/attribute.h b/intern/cycles/render/attribute.h index 18c9e5ab83a..004c267cabc 100644 --- a/intern/cycles/render/attribute.h +++ b/intern/cycles/render/attribute.h @@ -39,6 +39,21 @@ class Hair; class Mesh; struct Transform; +/* AttrKernelDataType. + * + * The data type of the device arrays storing the attribute's data. Those data types are different + * than the ones for attributes as some attribute types are stored in the same array, e.g. Point, + * Vector, and Transform are all stored as float3 in the kernel. + * + * The values of this enumeration are also used as flags to detect changes in AttributeSet. */ + +enum AttrKernelDataType { + FLOAT = 0, + FLOAT2 = 1, + FLOAT3 = 2, + UCHAR4 = 3, +}; + /* Attribute * * Arbitrary data layers on meshes. @@ -167,6 +182,8 @@ class Attribute { static const char *standard_name(AttributeStandard std); static AttributeStandard name_standard(const char *name); + static AttrKernelDataType kernel_type(const Attribute &attr); + void get_uv_tiles(Geometry *geom, AttributePrimitive prim, unordered_set<int> &tiles) const; }; @@ -175,11 +192,12 @@ class Attribute { * Set of attributes on a mesh. */ class AttributeSet { + uint32_t modified_flag; + public: Geometry *geometry; AttributePrimitive prim; list<Attribute> attributes; - bool modified = true; AttributeSet(Geometry *geometry, AttributePrimitive prim); AttributeSet(AttributeSet &&) = default; @@ -197,6 +215,8 @@ class AttributeSet { void remove(Attribute *attribute); + void remove(list<Attribute>::iterator it); + void resize(bool reserve_only = false); void clear(bool preserve_voxel_data = false); @@ -204,7 +224,18 @@ class AttributeSet { * and remove any attribute not found on the new set from this. */ void update(AttributeSet &&new_attributes); + /* Return whether the attributes of the given kernel_type are modified, where "modified" means + * that some attributes of the given type were added or removed from this AttributeSet. This does + * not mean that the data of the remaining attributes in this AttributeSet were also modified. To + * check this, use Attribute.modified. */ + bool modified(AttrKernelDataType kernel_type) const; + void clear_modified(); + + private: + /* Set the relevant modified flag for the attribute. Only attributes that are stored in device + * arrays will be considered for tagging this AttributeSet as modified. */ + void tag_modified(const Attribute &attr); }; /* AttributeRequest diff --git a/intern/cycles/render/geometry.cpp b/intern/cycles/render/geometry.cpp index 16fc36231b4..1c4b360750f 100644 --- a/intern/cycles/render/geometry.cpp +++ b/intern/cycles/render/geometry.cpp @@ -830,10 +830,13 @@ void GeometryManager::device_update_attributes(Device *device, dscene->attributes_float3.alloc(attr_float3_size); dscene->attributes_uchar4.alloc(attr_uchar4_size); - const bool copy_all_data = dscene->attributes_float.need_realloc() || - dscene->attributes_float2.need_realloc() || - dscene->attributes_float3.need_realloc() || - dscene->attributes_uchar4.need_realloc(); + /* The order of those flags needs to match that of AttrKernelDataType. */ + const bool attributes_need_realloc[4] = { + dscene->attributes_float.need_realloc(), + dscene->attributes_float2.need_realloc(), + dscene->attributes_float3.need_realloc(), + dscene->attributes_uchar4.need_realloc(), + }; size_t attr_float_offset = 0; size_t attr_float2_offset = 0; @@ -852,7 +855,7 @@ void GeometryManager::device_update_attributes(Device *device, if (attr) { /* force a copy if we need to reallocate all the data */ - attr->modified |= copy_all_data; + attr->modified |= attributes_need_realloc[Attribute::kernel_type(*attr)]; } update_attribute_element_offset(geom, @@ -875,7 +878,7 @@ void GeometryManager::device_update_attributes(Device *device, if (subd_attr) { /* force a copy if we need to reallocate all the data */ - subd_attr->modified |= copy_all_data; + subd_attr->modified |= attributes_need_realloc[Attribute::kernel_type(*subd_attr)]; } update_attribute_element_offset(mesh, @@ -906,6 +909,10 @@ void GeometryManager::device_update_attributes(Device *device, foreach (AttributeRequest &req, attributes.requests) { Attribute *attr = values.find(req); + if (attr) { + attr->modified |= attributes_need_realloc[Attribute::kernel_type(*attr)]; + } + update_attribute_element_offset(object->geometry, dscene->attributes_float, attr_float_offset, @@ -941,10 +948,10 @@ void GeometryManager::device_update_attributes(Device *device, /* copy to device */ progress.set_status("Updating Mesh", "Copying Attributes to device"); - dscene->attributes_float.copy_to_device(); - dscene->attributes_float2.copy_to_device(); - dscene->attributes_float3.copy_to_device(); - dscene->attributes_uchar4.copy_to_device(); + dscene->attributes_float.copy_to_device_if_modified(); + dscene->attributes_float2.copy_to_device_if_modified(); + dscene->attributes_float3.copy_to_device_if_modified(); + dscene->attributes_uchar4.copy_to_device_if_modified(); if (progress.get_cancel()) return; @@ -1431,24 +1438,46 @@ static void update_device_flags_attribute(uint32_t &device_update_flags, continue; } - if (attr.element == ATTR_ELEMENT_CORNER) { - device_update_flags |= ATTR_UCHAR4_MODIFIED; - } - else if (attr.type == TypeDesc::TypeFloat) { - device_update_flags |= ATTR_FLOAT_MODIFIED; - } - else if (attr.type == TypeFloat2) { - device_update_flags |= ATTR_FLOAT2_MODIFIED; - } - else if (attr.type == TypeDesc::TypeMatrix) { - device_update_flags |= ATTR_FLOAT3_MODIFIED; - } - else if (attr.element != ATTR_ELEMENT_VOXEL) { - device_update_flags |= ATTR_FLOAT3_MODIFIED; + AttrKernelDataType kernel_type = Attribute::kernel_type(attr); + + switch (kernel_type) { + case AttrKernelDataType::FLOAT: { + device_update_flags |= ATTR_FLOAT_MODIFIED; + break; + } + case AttrKernelDataType::FLOAT2: { + device_update_flags |= ATTR_FLOAT2_MODIFIED; + break; + } + case AttrKernelDataType::FLOAT3: { + device_update_flags |= ATTR_FLOAT3_MODIFIED; + break; + } + case AttrKernelDataType::UCHAR4: { + device_update_flags |= ATTR_UCHAR4_MODIFIED; + break; + } } } } +static void update_attribute_realloc_flags(uint32_t &device_update_flags, + const AttributeSet &attributes) +{ + if (attributes.modified(AttrKernelDataType::FLOAT)) { + device_update_flags |= ATTR_FLOAT_NEEDS_REALLOC; + } + if (attributes.modified(AttrKernelDataType::FLOAT2)) { + device_update_flags |= ATTR_FLOAT2_NEEDS_REALLOC; + } + if (attributes.modified(AttrKernelDataType::FLOAT3)) { + device_update_flags |= ATTR_FLOAT3_NEEDS_REALLOC; + } + if (attributes.modified(AttrKernelDataType::UCHAR4)) { + device_update_flags |= ATTR_UCHAR4_NEEDS_REALLOC; + } +} + void GeometryManager::device_update_preprocess(Device *device, Scene *scene, Progress &progress) { if (!need_update() && !need_flags_update) { @@ -1471,16 +1500,11 @@ void GeometryManager::device_update_preprocess(Device *device, Scene *scene, Pro foreach (Geometry *geom, scene->geometry) { geom->has_volume = false; - if (geom->attributes.modified) { - device_update_flags |= ATTRS_NEED_REALLOC; - } + update_attribute_realloc_flags(device_update_flags, geom->attributes); if (geom->is_mesh()) { Mesh *mesh = static_cast<Mesh *>(geom); - - if (mesh->subd_attributes.modified) { - device_update_flags |= ATTRS_NEED_REALLOC; - } + update_attribute_realloc_flags(device_update_flags, mesh->subd_attributes); } foreach (Node *node, geom->get_used_shaders()) { |