Merge branch 'master' of https://github.com/prusa3d/Slic3r into opengl_to_cpp

xs/src/slic3r/GUI/3DScene.cpp

@@ -1851,6 +1851,16 @@ bool _3DScene::init(wxGLCanvas* canvas)
     return s_canvas_mgr.init(canvas);
 }
 
+bool _3DScene::set_current(wxGLCanvas* canvas, bool force)
+{
+    return s_canvas_mgr.set_current(canvas, force);
+}
+
+void _3DScene::reset_current_canvas()
+{
+    s_canvas_mgr.set_current(nullptr, false);
+}
+
 void _3DScene::set_active(wxGLCanvas* canvas, bool active)
 {
     s_canvas_mgr.set_active(canvas, active);

xs/src/slic3r/GUI/3DScene.hpp

@@ -509,6 +509,9 @@ public:
 
     static bool init(wxGLCanvas* canvas);
 
+    static bool set_current(wxGLCanvas* canvas, bool force);
+    static void reset_current_canvas();
+
     static void set_active(wxGLCanvas* canvas, bool active);
     static void set_as_dirty(wxGLCanvas* canvas);
 

xs/src/slic3r/GUI/Field.cpp

@@ -12,10 +12,20 @@ namespace Slic3r { namespace GUI {
 
 	wxString double_to_string(double const value)
 	{
-		int precision = 10 * value - int(10 * value) == 0 ? 1 : 2;
-		return value - int(value) == 0 ?
-			wxString::Format(_T("%i"), int(value)) :
-			wxNumberFormatter::ToString(value, precision, wxNumberFormatter::Style_None);
+		if (value - int(value) == 0)
+			return wxString::Format(_T("%i"), int(value));
+		else {
+			int precision = 4;
+			for (size_t p = 1; p < 4; p++)
+			{
+				double cur_val = pow(10, p)*value;
+				if (cur_val - int(cur_val) == 0) {
+					precision = p;
+					break;
+				}
+			}
+			return wxNumberFormatter::ToString(value, precision, wxNumberFormatter::Style_None);
+		}
 	}
 
 	void Field::PostInitialize(){

xs/src/slic3r/GUI/GLCanvas3D.cpp

@@ -1561,13 +1561,10 @@ bool GLCanvas3D::init(bool useVBOs, bool use_legacy_opengl)
     return true;
 }
 
-bool GLCanvas3D::set_current()
+bool GLCanvas3D::set_current(bool force)
 {
-    if ((m_canvas != nullptr) && (m_context != nullptr))
-    {
-        m_canvas->SetCurrent(*m_context);
-        return true;
-    }
+    if ((force || m_active) && (m_canvas != nullptr) && (m_context != nullptr))
+        return m_canvas->SetCurrent(*m_context);
 
     return false;
 }
@@ -1589,8 +1586,13 @@ unsigned int GLCanvas3D::get_volumes_count() const
 
 void GLCanvas3D::reset_volumes()
 {
-    if (set_current())
+
+    if (!m_volumes.empty())
     {
+        // ensures this canvas is current
+        if ((m_canvas == nullptr) || !_3DScene::set_current(m_canvas, true))
+            return;
+
         m_volumes.release_geometry();
         m_volumes.clear();
         m_dirty = true;
@@ -1924,8 +1926,8 @@ void GLCanvas3D::render()
     if (!_is_shown_on_screen())
         return;
 
-    // ensures that the proper context is selected and that this canvas is initialized
-    if (!set_current() || !_3DScene::init(m_canvas))
+    // ensures this canvas is current and initialized
+    if (!_3DScene::set_current(m_canvas, false) || !_3DScene::init(m_canvas))
         return;
 
     if (m_force_zoom_to_bed_enabled)
@@ -2006,6 +2008,11 @@ void GLCanvas3D::reload_scene(bool force)
         return;
 
     reset_volumes();
+
+    // ensures this canvas is current
+    if (!_3DScene::set_current(m_canvas, true))
+        return;
+
     set_bed_shape(dynamic_cast<const ConfigOptionPoints*>(m_config->option("bed_shape"))->values);
 
     if (!m_canvas->IsShown() && !force)
@@ -2078,6 +2085,10 @@ void GLCanvas3D::reload_scene(bool force)
 
 void GLCanvas3D::load_print_toolpaths()
 {
+    // ensures this canvas is current
+    if (!_3DScene::set_current(m_canvas, true))
+        return;
+
     if (m_print == nullptr)
         return;
 
@@ -2442,8 +2453,8 @@ void GLCanvas3D::load_gcode_preview(const GCodePreviewData& preview_data, const
 {
     if ((m_canvas != nullptr) && (m_print != nullptr))
     {
-        // ensures that the proper context is selected
-        if (!set_current())
+        // ensures that this canvas is current
+        if (!_3DScene::set_current(m_canvas, false))
             return;
 
         if (m_volumes.empty())
@@ -2772,7 +2783,11 @@ void GLCanvas3D::on_mouse(wxMouseEvent& evt)
 #endif
     } 
     else if (evt.LeftDClick() && (m_hover_volume_id != -1))
+    {
+        m_active = false;
         m_on_double_click_callback.call();
+        m_active = true;
+    }
     else if (evt.LeftDown() || evt.RightDown())
     {
         // If user pressed left or right button we first check whether this happened
@@ -2868,7 +2883,11 @@ void GLCanvas3D::on_mouse(wxMouseEvent& evt)
                 {
                     // if right clicking on volume, propagate event through callback
                     if (m_volumes.volumes[volume_idx]->hover)
+                    {
+                        m_active = false;
                         m_on_right_click_callback.call(pos.x, pos.y);
+                        m_active = true;
+                    }
                 }
             }
         }
@@ -3157,10 +3176,11 @@ void GLCanvas3D::_force_zoom_to_bed()
 
 void GLCanvas3D::_resize(unsigned int w, unsigned int h)
 {
-    if (m_context == nullptr)
+    if ((m_canvas == nullptr) && (m_context == nullptr))
         return;
 
-    set_current();
+    // ensures that this canvas is current
+    _3DScene::set_current(m_canvas, false);
     ::glViewport(0, 0, w, h);
 
     ::glMatrixMode(GL_PROJECTION);
@@ -3749,9 +3769,11 @@ void GLCanvas3D::_perform_layer_editing_action(wxMouseEvent* evt)
 
 Pointf3 GLCanvas3D::_mouse_to_3d(const Point& mouse_pos, float* z)
 {
-    if (!set_current())
+    if (m_canvas == nullptr)
         return Pointf3(DBL_MAX, DBL_MAX, DBL_MAX);
 
+    _camera_tranform();
+
     GLint viewport[4];
     ::glGetIntegerv(GL_VIEWPORT, viewport);
     GLdouble modelview_matrix[16];

xs/src/slic3r/GUI/GLCanvas3D.hpp

@@ -462,7 +462,7 @@ public:
 
     bool init(bool useVBOs, bool use_legacy_opengl);
 
-    bool set_current();
+    bool set_current(bool force);
 
     void set_active(bool active);
     void set_as_dirty();

xs/src/slic3r/GUI/GLCanvas3DManager.cpp

@@ -115,6 +115,7 @@ std::string GLCanvas3DManager::GLInfo::to_string(bool format_as_html, bool exten
 
 GLCanvas3DManager::GLCanvas3DManager()
     : m_context(nullptr)
+    , m_current(nullptr)
     , m_gl_initialized(false)
     , m_use_legacy_opengl(false)
     , m_use_VBOs(false)
@@ -212,6 +213,34 @@ bool GLCanvas3DManager::init(wxGLCanvas* canvas)
         return false;
 }
 
+bool GLCanvas3DManager::set_current(wxGLCanvas* canvas, bool force)
+{
+    // given canvas is already current, return
+    if (m_current == canvas)
+        return true;
+
+    if (canvas == nullptr)
+    {
+        m_current = nullptr;
+        return true;
+    }
+
+    // set given canvas as current
+    CanvasesMap::iterator it = _get_canvas(canvas);
+    if (it != m_canvases.end())
+    {
+        bool res = it->second->set_current(force);
+        if (res)
+        {
+            m_current = canvas;
+            return true;
+        }
+    }
+
+    m_current = nullptr;
+    return false;
+}
+
 void GLCanvas3DManager::set_active(wxGLCanvas* canvas, bool active)
 {
     CanvasesMap::iterator it = _get_canvas(canvas);

xs/src/slic3r/GUI/GLCanvas3DManager.hpp

@@ -45,6 +45,7 @@ class GLCanvas3DManager
 
     wxGLContext* m_context;
     CanvasesMap m_canvases;
+    wxGLCanvas* m_current;
     GLInfo m_gl_info;
     bool m_gl_initialized;
     bool m_use_legacy_opengl;
@@ -69,6 +70,7 @@ public:
 
     bool init(wxGLCanvas* canvas);
 
+    bool set_current(wxGLCanvas* canvas, bool force);
     void set_active(wxGLCanvas* canvas, bool active);
     void set_as_dirty(wxGLCanvas* canvas);
 

xs/xsp/GUI_3DScene.xsp

@@ -194,6 +194,11 @@ remove_all_canvases()
     CODE:
         _3DScene::remove_all_canvases();
 
+void
+reset_current_canvas()
+    CODE:
+        _3DScene::reset_current_canvas();
+
 void
 set_active(canvas, active)
         SV   *canvas;