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Tech ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED -> 1st installment: Allow to save/load empty projects

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This commit is contained in:
enricoturri1966 2021-08-26 10:38:14 +02:00
parent dfd946e7c9
commit dbaaa35534
6 changed files with 43 additions and 2 deletions
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7
src/libslic3r/Format/3mf.cpp
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@ -2577,9 +2577,16 @@ namespace Slic3r {
bool _3MF_Exporter::_add_build_to_model_stream(std::stringstream& stream, const BuildItemsList& build_items)
{
#if ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
// This happens for empty projects
#endif // ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
if (build_items.size() == 0) {
add_error("No build item found");
#if ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
return true;
#else
return false;
#endif // ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
}
stream << " <" << BUILD_TAG << ">\n";

2
src/libslic3r/Model.cpp
View file

@ -161,8 +161,10 @@ Model Model::read_from_archive(const std::string& input_file, DynamicPrintConfig
if (!result)
throw Slic3r::RuntimeError("Loading of a model file failed.");
#if !ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
if (model.objects.empty())
throw Slic3r::RuntimeError("The supplied file couldn't be read because it's empty");
#endif // !ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED
for (ModelObject *o : model.objects)
{

2
src/libslic3r/Technologies.hpp
View file

@ -49,6 +49,8 @@
#define ENABLE_SINKING_CONTOURS (1 && ENABLE_2_4_0_ALPHA0)
// Enable implementation of retract acceleration in gcode processor
#define ENABLE_RETRACT_ACCELERATION (1 && ENABLE_2_4_0_ALPHA0)
// Enable save and save as commands to be enabled also when the plater is empty and allow to load empty projects
#define ENABLE_SAVE_COMMANDS_ALWAYS_ENABLED (1 && ENABLE_2_4_0_ALPHA0)
#endif // _prusaslicer_technologies_h_