change some parameters from float to double

xs/src/libslic3r/Model.cpp

@@ -737,7 +737,7 @@ ModelObject::translate(coordf_t x, coordf_t y, coordf_t z)
 }
 
 void
-ModelObject::scale(float factor)
+ModelObject::scale(double factor)
 {
     this->scale(Pointf3(factor, factor, factor));
 }
@@ -759,7 +759,7 @@ void
 ModelObject::scale_to_fit(const Sizef3 &size)
 {
     Sizef3 orig_size = this->bounding_box().size();
-    float factor = fminf(
+    double factor = fminf(
         size.x / orig_size.x,
         fminf(
             size.y / orig_size.y,
@@ -770,7 +770,7 @@ ModelObject::scale_to_fit(const Sizef3 &size)
 }
 
 void
-ModelObject::rotate(float angle, const Axis &axis)
+ModelObject::rotate(double angle, const Axis &axis)
 {
     if (angle == 0) return;
     for (ModelVolumePtrs::const_iterator v = this->volumes.begin(); v != this->volumes.end(); ++v) {

xs/src/libslic3r/Model.hpp

@@ -371,8 +371,8 @@ class ModelObject
 
     /// Scale the current ModelObject by scaling its ModelVolumes.
     /// This function calls scale(const Pointf3 &versor) to scale every TriangleMesh in each ModelVolume.
-    /// \param factor float the scaling factor
-    void scale(float factor);
+    /// \param factor double the scaling factor
+    void scale(double factor);
 
     /// Scale the current ModelObject by scaling its ModelVolumes.
     /// \param versor Pointf3 the scaling factor in a 3d vector.
@@ -384,9 +384,9 @@ class ModelObject
     void scale_to_fit(const Sizef3 &size);
 
     /// Rotate the current ModelObject by rotating ModelVolumes.
-    /// \param angle float the angle in radians
+    /// \param angle double the angle in radians
     /// \param axis Axis the axis to be rotated around
-    void rotate(float angle, const Axis &axis);
+    void rotate(double angle, const Axis &axis);
 
     /// Mirror the current Model around a certain axis.
     /// \param axis Axis enum member