ENABLE_ENHANCED_RELOAD_FROM_DISK

1) Modified .zip.amf import/export to save/load volume matrices and source data

2) Incremented .zip.amf version to 3
This commit is contained in:
Enrico Turri 2019-09-19 12:39:59 +02:00
parent 3a40565d03
commit 74747226f7
7 changed files with 130 additions and 35 deletions

View file

@ -32,7 +32,7 @@ namespace pt = boost::property_tree;
// 0 : .3mf, files saved by older slic3r or other applications. No version definition in them.
// 1 : Introduction of 3mf versioning. No other change in data saved into 3mf files.
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
// 2 : Meshes saved in their local system and volumes matrices added to Metadata/Slic3r_PE_model.config file.
// 2 : Meshes saved in their local system; Volumes' matrices and source data added to Metadata/Slic3r_PE_model.config file.
const unsigned int VERSION_3MF = 2;
#else
const unsigned int VERSION_3MF = 1;
@ -208,35 +208,6 @@ Slic3r::Transform3d get_transform_from_string(const std::string& mat_str)
return ret;
}
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
Slic3r::Transform3d get_transform_from_string(const std::string& mat_str)
{
Slic3r::Transform3d ret = Slic3r::Transform3d::Identity();
if (mat_str.empty())
// empty string means default identity matrix
return ret;
std::vector<std::string> mat_elements_str;
boost::split(mat_elements_str, mat_str, boost::is_any_of(" "), boost::token_compress_on);
unsigned int size = (unsigned int)mat_elements_str.size();
if (size != 16)
// invalid data, return identity matrix
return ret;
unsigned int i = 0;
for (unsigned int r = 0; r < 4; ++r)
{
for (unsigned int c = 0; c < 4; ++c)
{
ret(r, c) = ::atof(mat_elements_str[i++].c_str());
}
}
return ret;
}
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
float get_unit_factor(const std::string& unit)
{
const char* text = unit.c_str();
@ -1744,7 +1715,11 @@ namespace Slic3r {
volume->set_type(ModelVolume::type_from_string(metadata.value));
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
else if (metadata.key == MATRIX_KEY)
volume->set_transformation(Slic3r::Geometry::Transformation(get_transform_from_string(metadata.value)));
{
Slic3r::Geometry::Transformation transform;
transform.set_from_string(metadata.value);
volume->set_transformation(transform);
}
else if (metadata.key == SOURCE_FILE_KEY)
volume->source.input_file = metadata.value;
else if (metadata.key == SOURCE_OBJECT_ID_KEY)

View file

@ -12,6 +12,9 @@
#include "../PrintConfig.hpp"
#include "../Utils.hpp"
#include "../I18N.hpp"
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
#include "../Geometry.hpp"
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
#include "AMF.hpp"
@ -36,7 +39,12 @@
// Added x and y components of rotation
// Added x, y and z components of scale
// Added x, y and z components of mirror
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
// 3 : Meshes saved in their local system; Added volumes' matrices and source data
const unsigned int VERSION_AMF = 3;
#else
const unsigned int VERSION_AMF = 2;
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
const char* SLIC3RPE_AMF_VERSION = "slic3rpe_amf_version";
const char* SLIC3R_CONFIG_TYPE = "slic3rpe_config";
@ -568,7 +576,12 @@ void AMFParserContext::endElement(const char * /* name */)
stl_get_size(&stl);
mesh.repair();
m_volume->set_mesh(std::move(mesh));
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
// pass false if the mesh offset has been already taken from the data
m_volume->center_geometry_after_creation(m_volume->source.input_file.empty());
#else
m_volume->center_geometry_after_creation();
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
m_volume->calculate_convex_hull();
m_volume_facets.clear();
m_volume = nullptr;
@ -664,6 +677,31 @@ void AMFParserContext::endElement(const char * /* name */)
} else if (strcmp(opt_key, "volume_type") == 0) {
m_volume->set_type(ModelVolume::type_from_string(m_value[1]));
}
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
else if (strcmp(opt_key, "matrix") == 0) {
Geometry::Transformation transform;
transform.set_from_string(m_value[1]);
m_volume->set_transformation(transform);
}
else if (strcmp(opt_key, "source_file") == 0) {
m_volume->source.input_file = m_value[1];
}
else if (strcmp(opt_key, "source_object_id") == 0) {
m_volume->source.object_idx = ::atoi(m_value[1].c_str());
}
else if (strcmp(opt_key, "source_volume_id") == 0) {
m_volume->source.volume_idx = ::atoi(m_value[1].c_str());
}
else if (strcmp(opt_key, "source_offset_x") == 0) {
m_volume->source.mesh_offset(0) = ::atof(m_value[1].c_str());
}
else if (strcmp(opt_key, "source_offset_y") == 0) {
m_volume->source.mesh_offset(1) = ::atof(m_value[1].c_str());
}
else if (strcmp(opt_key, "source_offset_z") == 0) {
m_volume->source.mesh_offset(2) = ::atof(m_value[1].c_str());
}
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
}
} else if (m_path.size() == 3) {
if (m_path[1] == NODE_TYPE_MATERIAL) {
@ -1029,6 +1067,18 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
if (! volume->mesh().has_shared_vertices())
throw std::runtime_error("store_amf() requires shared vertices");
const indexed_triangle_set &its = volume->mesh().its;
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
for (const Vec3f& v : its.vertices)
{
stream << " <vertex>\n";
stream << " <coordinates>\n";
stream << " <x>" << v(0) << "</x>\n";
stream << " <y>" << v(1) << "</y>\n";
stream << " <z>" << v(2) << "</z>\n";
stream << " </coordinates>\n";
stream << " </vertex>\n";
}
#else
const Transform3d& matrix = volume->get_matrix();
for (size_t i = 0; i < its.vertices.size(); ++i) {
stream << " <vertex>\n";
@ -1040,6 +1090,7 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
stream << " </coordinates>\n";
stream << " </vertex>\n";
}
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
num_vertices += (int)its.vertices.size();
}
stream << " </vertices>\n";
@ -1057,7 +1108,30 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
if (volume->is_modifier())
stream << " <metadata type=\"slic3r.modifier\">1</metadata>\n";
stream << " <metadata type=\"slic3r.volume_type\">" << ModelVolume::type_to_string(volume->type()) << "</metadata>\n";
const indexed_triangle_set &its = volume->mesh().its;
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
stream << " <metadata type=\"slic3r.matrix\">";
const Transform3d& matrix = volume->get_matrix();
for (int r = 0; r < 4; ++r)
{
for (int c = 0; c < 4; ++c)
{
stream << matrix(r, c);
if ((r != 3) || (c != 3))
stream << " ";
}
}
stream << "</metadata>\n";
if (!volume->source.input_file.empty())
{
stream << " <metadata type=\"slic3r.source_file\">" << xml_escape(volume->source.input_file) << "</metadata>\n";
stream << " <metadata type=\"slic3r.source_object_id\">" << volume->source.object_idx << "</metadata>\n";
stream << " <metadata type=\"slic3r.source_volume_id\">" << volume->source.volume_idx << "</metadata>\n";
stream << " <metadata type=\"slic3r.source_offset_x\">" << volume->source.mesh_offset(0) << "</metadata>\n";
stream << " <metadata type=\"slic3r.source_offset_y\">" << volume->source.mesh_offset(1) << "</metadata>\n";
stream << " <metadata type=\"slic3r.source_offset_z\">" << volume->source.mesh_offset(2) << "</metadata>\n";
}
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
const indexed_triangle_set &its = volume->mesh().its;
for (size_t i = 0; i < its.indices.size(); ++i) {
stream << " <triangle>\n";
for (int j = 0; j < 3; ++j)

View file

@ -15,6 +15,11 @@
#include <stack>
#include <vector>
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/split.hpp>
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
#ifdef SLIC3R_DEBUG
#include "SVG.hpp"
#endif
@ -1376,6 +1381,34 @@ void Transformation::set_from_transform(const Transform3d& transform)
// std::cout << "something went wrong in extracting data from matrix" << std::endl;
}
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
void Transformation::set_from_string(const std::string& transform_str)
{
Transform3d transform = Transform3d::Identity();
if (!transform_str.empty())
{
std::vector<std::string> mat_elements_str;
boost::split(mat_elements_str, transform_str, boost::is_any_of(" "), boost::token_compress_on);
unsigned int size = (unsigned int)mat_elements_str.size();
if (size == 16)
{
unsigned int i = 0;
for (unsigned int r = 0; r < 4; ++r)
{
for (unsigned int c = 0; c < 4; ++c)
{
transform(r, c) = ::atof(mat_elements_str[i++].c_str());
}
}
}
}
set_from_transform(transform);
}
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
void Transformation::reset()
{
m_offset = Vec3d::Zero();

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@ -278,6 +278,9 @@ public:
void set_mirror(Axis axis, double mirror);
void set_from_transform(const Transform3d& transform);
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
void set_from_string(const std::string& transform_str);
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
void reset();

View file

@ -1555,7 +1555,11 @@ bool ModelVolume::is_splittable() const
return m_is_splittable == 1;
}
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
void ModelVolume::center_geometry_after_creation(bool update_source_offset)
#else
void ModelVolume::center_geometry_after_creation()
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
{
Vec3d shift = this->mesh().bounding_box().center();
if (!shift.isApprox(Vec3d::Zero()))
@ -1566,9 +1570,10 @@ void ModelVolume::center_geometry_after_creation()
const_cast<TriangleMesh*>(m_convex_hull.get())->translate(-(float)shift(0), -(float)shift(1), -(float)shift(2));
translate(shift);
}
//================================================================================================================================================================================================
source.mesh_offset = shift;
//================================================================================================================================================================================================
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
if (update_source_offset)
source.mesh_offset = shift;
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
}
void ModelVolume::calculate_convex_hull()

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@ -453,7 +453,11 @@ public:
// Translates the mesh and the convex hull so that the origin of their vertices is in the center of this volume's bounding box.
// Attention! This method may only be called just after ModelVolume creation! It must not be called once the TriangleMesh of this ModelVolume is shared!
#if ENABLE_ENHANCED_RELOAD_FROM_DISK
void center_geometry_after_creation(bool update_source_offset = true);
#else
void center_geometry_after_creation();
#endif // ENABLE_ENHANCED_RELOAD_FROM_DISK
void calculate_convex_hull();
const TriangleMesh& get_convex_hull() const;

View file

@ -3188,6 +3188,7 @@ void Plater::priv::reload_from_disk()
new_volume->set_new_unique_id();
new_volume->config.apply(old_volume->config);
new_volume->set_type(old_volume->type());
new_volume->set_material_id(old_volume->material_id());
new_volume->set_transformation(old_volume->get_transformation());
new_volume->translate(new_volume->get_transformation().get_matrix(true) * (new_volume->source.mesh_offset - old_volume->source.mesh_offset));
std::swap(old_model_object->volumes[old_v.volume_idx], old_model_object->volumes.back());