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fix: infill rotation template crashes and misbehaves on raft prints (#14894)

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This commit is contained in:
Kris Austin
2026-07-22 15:51:55 -05:00
committed by GitHub
parent b8cfa32a41
commit f23ad64303
2 changed files with 229 additions and 1 deletions
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8
src/libslic3r/Fill/Fill.cpp
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@@ -57,6 +57,9 @@ double calculate_infill_rotation_angle(const PrintObject* object,
if (template_string.empty()) {
return Geometry::deg2rad(fixed_infill_angle);
}
// Convert the id to an index. Layer::id() counts the raft layers, object->layers() does not.
const size_t first_object_layer_id = object->get_layer(0)->id();
layer_id = layer_id > first_object_layer_id ? layer_id - first_object_layer_id : 0;
double angle = 0.0;
ConfigOptionFloats rotate_angles;
const std::string search_string = "/NnZz$LlUuQq~^|#";
@@ -75,6 +78,8 @@ double calculate_infill_rotation_angle(const PrintObject* object,
double angle_start = 0;
double limit_fill_z = object->get_layer(0)->bottom_z();
double start_fill_z = limit_fill_z;
// The raft height, or 0 without a raft.
const double print_z_offset = object->slicing_parameters().object_print_z_min;
bool _noop = false;
auto fill_form = std::string::npos;
bool _absolute = false;
@@ -84,7 +89,8 @@ double calculate_infill_rotation_angle(const PrintObject* object,
for (int i = 0; i <= layer_id; i++) {
double fill_z = object->get_layer(i)->bottom_z();
if (limit_fill_z < object->get_layer(i)->slice_z) {
// slice_z is measured from the bottom of the model, limit_fill_z from the build plate.
if (limit_fill_z < object->get_layer(i)->slice_z + print_z_offset) {
if (repeats) { // if repeats >0 then restore parameters for new iteration
limit_fill_z += limit_fill_z - start_fill_z;
start_fill_z = fill_z;