PrusaSlicer-NonPlainar/src/slic3r/GUI/GLGizmo.hpp

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#ifndef slic3r_GLGizmo_hpp_
#define slic3r_GLGizmo_hpp_
#include <igl/AABB.h>
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#include "../../slic3r/GUI/GLTexture.hpp"
#include "../../slic3r/GUI/GLCanvas3D.hpp"
#include "libslic3r/Point.hpp"
#include "libslic3r/BoundingBox.hpp"
#include "libslic3r/SLA/SLAAutoSupports.hpp"
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#include <array>
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#include <vector>
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#include <memory>
class wxWindow;
class GLUquadric;
typedef class GLUquadric GLUquadricObj;
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namespace Slic3r {
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class BoundingBoxf3;
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class Linef3;
class ModelObject;
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namespace GUI {
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class GLCanvas3D;
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#if ENABLE_IMGUI
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class ImGuiWrapper;
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#endif // ENABLE_IMGUI
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class GLGizmoBase
{
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protected:
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struct Grabber
{
static const float SizeFactor;
static const float MinHalfSize;
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static const float DraggingScaleFactor;
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Vec3d center;
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Vec3d angles;
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float color[3];
bool enabled;
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bool dragging;
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Grabber();
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void render(bool hover, float size) const;
void render_for_picking(float size) const { render(size, color, false); }
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float get_half_size(float size) const;
float get_dragging_half_size(float size) const;
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private:
void render(float size, const float* render_color, bool use_lighting) const;
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void render_face(float half_size) const;
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};
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public:
enum EState
{
Off,
Hover,
On,
Num_States
};
struct UpdateData
{
const Linef3 mouse_ray;
const Point* mouse_pos;
bool shift_down;
UpdateData(const Linef3& mouse_ray, const Point* mouse_pos = nullptr, bool shift_down = false)
: mouse_ray(mouse_ray), mouse_pos(mouse_pos), shift_down(shift_down)
{}
};
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protected:
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GLCanvas3D& m_parent;
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int m_group_id;
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EState m_state;
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int m_shortcut_key;
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// textures are assumed to be square and all with the same size in pixels, no internal check is done
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GLTexture m_textures[Num_States];
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int m_hover_id;
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bool m_dragging;
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float m_base_color[3];
float m_drag_color[3];
float m_highlight_color[3];
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mutable std::vector<Grabber> m_grabbers;
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#if ENABLE_IMGUI
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ImGuiWrapper* m_imgui;
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#endif // ENABLE_IMGUI
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public:
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explicit GLGizmoBase(GLCanvas3D& parent);
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virtual ~GLGizmoBase() {}
bool init() { return on_init(); }
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std::string get_name() const { return on_get_name(); }
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int get_group_id() const { return m_group_id; }
void set_group_id(int id) { m_group_id = id; }
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EState get_state() const { return m_state; }
void set_state(EState state) { m_state = state; on_set_state(); }
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int get_shortcut_key() const { return m_shortcut_key; }
void set_shortcut_key(int key) { m_shortcut_key = key; }
bool is_activable(const GLCanvas3D::Selection& selection) const { return on_is_activable(selection); }
bool is_selectable() const { return on_is_selectable(); }
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unsigned int get_texture_id() const { return m_textures[m_state].get_id(); }
int get_textures_size() const { return m_textures[Off].get_width(); }
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int get_hover_id() const { return m_hover_id; }
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void set_hover_id(int id);
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void set_highlight_color(const float* color);
void enable_grabber(unsigned int id);
void disable_grabber(unsigned int id);
void start_dragging(const GLCanvas3D::Selection& selection);
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void stop_dragging();
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bool is_dragging() const { return m_dragging; }
void update(const UpdateData& data, const GLCanvas3D::Selection& selection);
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void render(const GLCanvas3D::Selection& selection) const { on_render(selection); }
void render_for_picking(const GLCanvas3D::Selection& selection) const { on_render_for_picking(selection); }
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#if !ENABLE_IMGUI
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virtual void create_external_gizmo_widgets(wxWindow *parent);
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#endif // not ENABLE_IMGUI
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#if ENABLE_IMGUI
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void render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { on_render_input_window(x, y, selection); }
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#endif // ENABLE_IMGUI
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protected:
virtual bool on_init() = 0;
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virtual std::string on_get_name() const = 0;
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virtual void on_set_state() {}
virtual void on_set_hover_id() {}
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const { return true; }
virtual bool on_is_selectable() const { return true; }
virtual void on_enable_grabber(unsigned int id) {}
virtual void on_disable_grabber(unsigned int id) {}
virtual void on_start_dragging(const GLCanvas3D::Selection& selection) {}
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virtual void on_stop_dragging() {}
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) = 0;
virtual void on_render(const GLCanvas3D::Selection& selection) const = 0;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const = 0;
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#if ENABLE_IMGUI
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virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) {}
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#endif // ENABLE_IMGUI
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float picking_color_component(unsigned int id) const;
void render_grabbers(const BoundingBoxf3& box) const;
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void render_grabbers(float size) const;
void render_grabbers_for_picking(const BoundingBoxf3& box) const;
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void set_tooltip(const std::string& tooltip) const;
std::string format(float value, unsigned int decimals) const;
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};
class GLGizmoRotate : public GLGizmoBase
{
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static const float Offset;
static const unsigned int CircleResolution;
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static const unsigned int AngleResolution;
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static const unsigned int ScaleStepsCount;
static const float ScaleStepRad;
static const unsigned int ScaleLongEvery;
static const float ScaleLongTooth;
static const unsigned int SnapRegionsCount;
static const float GrabberOffset;
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public:
enum Axis : unsigned char
{
X,
Y,
Z
};
private:
Axis m_axis;
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double m_angle;
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GLUquadricObj* m_quadric;
mutable Vec3d m_center;
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mutable float m_radius;
mutable float m_snap_coarse_in_radius;
mutable float m_snap_coarse_out_radius;
mutable float m_snap_fine_in_radius;
mutable float m_snap_fine_out_radius;
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public:
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GLGizmoRotate(GLCanvas3D& parent, Axis axis);
GLGizmoRotate(const GLGizmoRotate& other);
virtual ~GLGizmoRotate();
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double get_angle() const { return m_angle; }
void set_angle(double angle);
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protected:
virtual bool on_init();
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virtual std::string on_get_name() const { return ""; }
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection);
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
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private:
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void render_circle() const;
void render_scale() const;
void render_snap_radii() const;
void render_reference_radius() const;
void render_angle() const;
void render_grabber(const BoundingBoxf3& box) const;
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void render_grabber_extension(const BoundingBoxf3& box, bool picking) const;
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void transform_to_local(const GLCanvas3D::Selection& selection) const;
// returns the intersection of the mouse ray with the plane perpendicular to the gizmo axis, in local coordinate
Vec3d mouse_position_in_local_plane(const Linef3& mouse_ray, const GLCanvas3D::Selection& selection) const;
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};
class GLGizmoRotate3D : public GLGizmoBase
{
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std::vector<GLGizmoRotate> m_gizmos;
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public:
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explicit GLGizmoRotate3D(GLCanvas3D& parent);
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Vec3d get_rotation() const { return Vec3d(m_gizmos[X].get_angle(), m_gizmos[Y].get_angle(), m_gizmos[Z].get_angle()); }
void set_rotation(const Vec3d& rotation) { m_gizmos[X].set_angle(rotation(0)); m_gizmos[Y].set_angle(rotation(1)); m_gizmos[Z].set_angle(rotation(2)); }
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protected:
virtual bool on_init();
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virtual std::string on_get_name() const;
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virtual void on_set_state()
{
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for (GLGizmoRotate& g : m_gizmos)
{
g.set_state(m_state);
}
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}
virtual void on_set_hover_id()
{
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for (unsigned int i = 0; i < 3; ++i)
{
m_gizmos[i].set_hover_id((m_hover_id == i) ? 0 : -1);
}
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}
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const { return !selection.is_wipe_tower(); }
virtual void on_enable_grabber(unsigned int id)
{
if ((0 <= id) && (id < 3))
m_gizmos[id].enable_grabber(0);
}
virtual void on_disable_grabber(unsigned int id)
{
if ((0 <= id) && (id < 3))
m_gizmos[id].disable_grabber(0);
}
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
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virtual void on_stop_dragging();
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection)
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{
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for (GLGizmoRotate& g : m_gizmos)
{
g.update(data, selection);
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}
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}
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const
{
for (const GLGizmoRotate& g : m_gizmos)
{
g.render_for_picking(selection);
}
}
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#if ENABLE_IMGUI
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virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection);
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#endif // ENABLE_IMGUI
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};
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class GLGizmoScale3D : public GLGizmoBase
{
static const float Offset;
mutable BoundingBoxf3 m_box;
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Vec3d m_scale;
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double m_snap_step;
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Vec3d m_starting_scale;
Vec3d m_starting_drag_position;
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BoundingBoxf3 m_starting_box;
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public:
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explicit GLGizmoScale3D(GLCanvas3D& parent);
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double get_snap_step(double step) const { return m_snap_step; }
void set_snap_step(double step) { m_snap_step = step; }
const Vec3d& get_scale() const { return m_scale; }
void set_scale(const Vec3d& scale) { m_starting_scale = scale; m_scale = scale; }
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protected:
virtual bool on_init();
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virtual std::string on_get_name() const;
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const { return !selection.is_wipe_tower(); }
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection);
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
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#if ENABLE_IMGUI
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virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection);
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#endif // ENABLE_IMGUI
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private:
void render_grabbers_connection(unsigned int id_1, unsigned int id_2) const;
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void do_scale_x(const UpdateData& data);
void do_scale_y(const UpdateData& data);
void do_scale_z(const UpdateData& data);
void do_scale_uniform(const UpdateData& data);
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double calc_ratio(const UpdateData& data) const;
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};
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class GLGizmoMove3D : public GLGizmoBase
{
static const double Offset;
Vec3d m_displacement;
double m_snap_step;
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Vec3d m_starting_drag_position;
Vec3d m_starting_box_center;
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Vec3d m_starting_box_bottom_center;
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GLUquadricObj* m_quadric;
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public:
explicit GLGizmoMove3D(GLCanvas3D& parent);
virtual ~GLGizmoMove3D();
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double get_snap_step(double step) const { return m_snap_step; }
void set_snap_step(double step) { m_snap_step = step; }
const Vec3d& get_displacement() const { return m_displacement; }
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protected:
virtual bool on_init();
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virtual std::string on_get_name() const;
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
virtual void on_stop_dragging();
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection);
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
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#if ENABLE_IMGUI
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virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection);
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#endif // ENABLE_IMGUI
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private:
double calc_projection(const UpdateData& data) const;
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void render_grabber_extension(Axis axis, const BoundingBoxf3& box, bool picking) const;
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};
class GLGizmoFlatten : public GLGizmoBase
{
// This gizmo does not use grabbers. The m_hover_id relates to polygon managed by the class itself.
private:
mutable Vec3d m_normal;
struct PlaneData {
std::vector<Vec3d> vertices;
Vec3d normal;
float area;
};
// This holds information to decide whether recalculation is necessary:
std::vector<Transform3d> m_volumes_matrices;
std::vector<ModelVolume::Type> m_volumes_types;
Vec3d m_first_instance_scale;
Vec3d m_first_instance_mirror;
std::vector<PlaneData> m_planes;
bool m_planes_valid = false;
mutable Vec3d m_starting_center;
const ModelObject* m_model_object = nullptr;
std::vector<const Transform3d*> instances_matrices;
void update_planes();
bool is_plane_update_necessary() const;
public:
explicit GLGizmoFlatten(GLCanvas3D& parent);
void set_flattening_data(const ModelObject* model_object);
Vec3d get_flattening_normal() const;
protected:
virtual bool on_init();
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virtual std::string on_get_name() const;
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const;
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) {}
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
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virtual void on_set_state()
{
if (m_state == On && is_plane_update_necessary())
update_planes();
}
};
#define SLAGIZMO_IMGUI_MODAL 0
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class GLGizmoSlaSupports : public GLGizmoBase
{
private:
ModelObject* m_model_object = nullptr;
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ModelObject* m_old_model_object = nullptr;
int m_active_instance = -1;
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int m_old_instance_id = -1;
Vec3f unproject_on_mesh(const Vec2d& mouse_pos);
const float RenderPointScale = 1.f;
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GLUquadricObj* m_quadric;
Eigen::MatrixXf m_V; // vertices
Eigen::MatrixXi m_F; // facets indices
igl::AABB<Eigen::MatrixXf,3> m_AABB;
struct SourceDataSummary {
Vec3d mesh_first_point;
};
// This holds information to decide whether recalculation is necessary:
SourceDataSummary m_source_data;
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mutable Vec3d m_starting_center;
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public:
explicit GLGizmoSlaSupports(GLCanvas3D& parent);
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virtual ~GLGizmoSlaSupports();
void set_sla_support_data(ModelObject* model_object, const GLCanvas3D::Selection& selection);
bool mouse_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down);
void delete_selected_points();
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private:
bool on_init();
void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection);
virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
void render_selection_rectangle() const;
void render_points(const GLCanvas3D::Selection& selection, bool picking = false) const;
bool is_mesh_update_necessary() const;
void update_mesh();
#if !ENABLE_IMGUI
void render_tooltip_texture() const;
mutable GLTexture m_tooltip_texture;
mutable GLTexture m_reset_texture;
#endif // not ENABLE_IMGUI
bool m_lock_unique_islands = false;
bool m_editing_mode = false;
float m_new_point_head_diameter = 0.4f;
std::vector<std::pair<sla::SupportPoint, bool>> m_editing_mode_cache; // a support point and whether it is currently selected
bool m_selection_rectangle_active = false;
Vec2d m_selection_rectangle_start_corner;
Vec2d m_selection_rectangle_end_corner;
bool m_ignore_up_event = false;
bool m_combo_box_open = false;
bool m_unsaved_changes = false;
EState m_old_state = Off; // to be able to see that the gizmo has just been closed (see on_set_state)
#if SLAGIZMO_IMGUI_MODAL
bool m_show_modal = false;
#endif
int m_canvas_width;
int m_canvas_height;
// Methods that do the model_object and editing cache synchronization,
// editing mode selection, etc:
enum {
AllPoints = -2,
NoPoints,
};
void select_point(int i);
void editing_mode_apply_changes();
void editing_mode_discard_changes();
void editing_mode_reload_cache();
void get_data_from_backend();
protected:
void on_set_state() override;
void on_start_dragging(const GLCanvas3D::Selection& selection) override;
#if ENABLE_IMGUI
virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) override;
#endif // ENABLE_IMGUI
virtual std::string on_get_name() const;
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const;
virtual bool on_is_selectable() const;
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};
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#if !ENABLE_IMGUI
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class GLGizmoCutPanel;
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#endif // not ENABLE_IMGUI
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class GLGizmoCut : public GLGizmoBase
{
static const double Offset;
static const double Margin;
static const std::array<float, 3> GrabberColor;
mutable double m_cut_z;
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double m_start_z;
mutable double m_max_z;
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Vec3d m_drag_pos;
Vec3d m_drag_center;
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bool m_keep_upper;
bool m_keep_lower;
bool m_rotate_lower;
#if !ENABLE_IMGUI
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GLGizmoCutPanel *m_panel;
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#endif // not ENABLE_IMGUI
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public:
explicit GLGizmoCut(GLCanvas3D& parent);
#if !ENABLE_IMGUI
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virtual void create_external_gizmo_widgets(wxWindow *parent);
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#endif // not ENABLE_IMGUI
#if !ENABLE_IMGUI
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#endif // not ENABLE_IMGUI
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protected:
virtual bool on_init();
virtual std::string on_get_name() const;
virtual void on_set_state();
virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const;
virtual void on_start_dragging(const GLCanvas3D::Selection& selection);
virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection);
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virtual void on_render(const GLCanvas3D::Selection& selection) const;
virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const;
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#if ENABLE_IMGUI
virtual void on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection);
#endif // ENABLE_IMGUI
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private:
void update_max_z(const GLCanvas3D::Selection& selection) const;
void set_cut_z(double cut_z) const;
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void perform_cut(const GLCanvas3D::Selection& selection);
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double calc_projection(const Linef3& mouse_ray) const;
};
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} // namespace GUI
} // namespace Slic3r
#endif // slic3r_GLGizmo_hpp_