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Set limits for size ratio scale

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Filip Sykala - NTB T15p 2023-09-21 11:11:49 +02:00
parent 95c93f716e
commit 0bd83f4f41
1 changed files with 21 additions and 8 deletions
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29
src/slic3r/GUI/Gizmos/GLGizmoSVG.cpp
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@ -53,7 +53,9 @@ namespace{
// Variable keep limits for variables
const struct Limits
{
MinMax<double> depth{0.01f, 1e4f}; // in mm
MinMax<double> depth{0.01, 1e4}; // in mm
MinMax<float> size{0.01f, 1e4f}; // in mm (width + height)
MinMax<double> relative_scale_ratio{1e-5, 1e4}; // change size
// distance text object from surface
MinMax<float> angle{-180.f, 180.f}; // in degrees
} limits;
@ -1586,9 +1588,20 @@ void GLGizmoSVG::draw_size()
double height = size.y() * m_volume_shape.scale * m_scale_height.value_or(1.f);
if (use_inch) height *= ObjectManipulation::mm_to_in;
std::optional<Vec3d> new_relative_scale;
const double minimal_scale_ratio_change = 1e-4;
const auto is_valid_scale_ratio = [limit = &limits.relative_scale_ratio](double ratio) {
if (std::fabs(ratio - 1.) < limit->min)
return false; // too small ratio --> without effect
if (ratio > limit->max)
return false;
if (ratio < 0.)
return false;
return true;
};
std::optional<Vec3d> new_relative_scale;
if (m_keep_ratio) {
std::stringstream ss;
ss << std::setprecision(2) << std::fixed << width << " x " << height << " " << (use_inch ? "in" : "mm");
@ -1600,7 +1613,7 @@ void GLGizmoSVG::draw_size()
float width_f = width;
if (m_imgui->slider_float("##width_size_slider", &width_f, 5.f, 100.f, ss.str().c_str(), 1.f, false)) {
double width_ratio = width_f / width;
if (std::fabs(width_ratio - 1.) > minimal_scale_ratio_change) {
if (is_valid_scale_ratio(width_ratio)) {
m_scale_width = m_scale_width.value_or(1.f) * width_ratio;
m_scale_height = m_scale_height.value_or(1.f) * width_ratio;
new_relative_scale = Vec3d(width_ratio, width_ratio, 1.);
@ -1622,7 +1635,7 @@ void GLGizmoSVG::draw_size()
double prev_width = width;
if (ImGui::InputDouble("##width", &width, step, fast_step, size_format, flags)) {
double width_ratio = width / prev_width;
if (std::fabs(width_ratio - 1.) > minimal_scale_ratio_change) {
if (is_valid_scale_ratio(width_ratio)) {
m_scale_width = m_scale_width.value_or(1.f) * width_ratio;
new_relative_scale = Vec3d(width_ratio, 1., 1.);
}
@ -1635,7 +1648,7 @@ void GLGizmoSVG::draw_size()
double prev_height = height;
if (ImGui::InputDouble("##height", &height, step, fast_step, size_format, flags)) {
double height_ratio = height / prev_height;
if (std::fabs(height_ratio - 1.) > minimal_scale_ratio_change) {
if (is_valid_scale_ratio(height_ratio)) {
m_scale_height = m_scale_height.value_or(1.f) * height_ratio;
new_relative_scale = Vec3d(1., height_ratio, 1.);
}
@ -1670,13 +1683,13 @@ void GLGizmoSVG::draw_size()
Selection &selection = m_parent.get_selection();
selection.setup_cache();
auto seloection_scale_fnc = [&selection, rel_scale = *new_relative_scale]() {
auto selection_scale_fnc = [&selection, rel_scale = *new_relative_scale]() {
TransformationType type = selection.is_single_volume() ?
TransformationType::Local_Relative_Independent:
TransformationType::Instance_Relative_Independent;
selection.scale(rel_scale, type);
};
selection_transform(selection, seloection_scale_fnc, m_volume);
selection_transform(selection, selection_scale_fnc, m_volume);
m_parent.do_scale(L("Resize"));
wxGetApp().obj_manipul()->set_dirty();