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QoL: 3D navigator (#4181)

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* Initial integration of ImGuizmo

* Fix mouse capture

* Fix frame update

* Update face color

* Show current camera rotation

* Fix coord mapping

* Update camera rotation from 3d navigator

* Use orthographic

* Render axis

* Make the axis color lighter if at back

* Show axis label

* Fix linux build

* Move to separate method

* Refine

* Add option to show/hide 3d navigator

* Add license info

* Handle dpi scaling

---------

Co-authored-by: SoftFever <softfeverever@gmail.com>
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Noisyfox 2024-02-27 21:57:31 +08:00 • committed by GitHub
parent 4991a3d312
commit bf4d59a676
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15 changed files with 3695 additions and 1 deletions
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68
src/slic3r/GUI/GLCanvas3D.cpp
View file

@ -85,6 +85,8 @@
#endif
#include <imgui/imgui_internal.h>
#include <imguizmo/ImGuizmo.h>
static constexpr const float TRACKBALLSIZE = 0.8f;
static Slic3r::ColorRGBA DEFAULT_BG_LIGHT_COLOR = { 0.906f, 0.906f, 0.906f, 1.0f };
@ -5535,6 +5537,70 @@ bool GLCanvas3D::_render_arrange_menu(float left, float right, float bottom, flo
return settings_changed;
}
static float identityMatrix[16] = {1.f, 0.f, 0.f, 0.f, 0.f, 1.f, 0.f, 0.f, 0.f, 0.f, 1.f, 0.f, 0.f, 0.f, 0.f, 1.f};
static const float cameraProjection[16] = {1.f, 0.f, 0.f, 0.f, 0.f, 1.f, 0.f, 0.f, 0.f, 0.f, 1.f, 0.f, 0.f, 0.f, 0.f, 1.f};
void GLCanvas3D::_render_3d_navigator()
{
if (!wxGetApp().show_3d_navigator()) {
return;
}
ImGuizmo::BeginFrame();
ImGuizmo::AllowAxisFlip(false);
auto& style = ImGuizmo::GetStyle();
style.Colors[ImGuizmo::COLOR::DIRECTION_X] = ImGuiWrapper::to_ImVec4(ColorRGBA::Y());
style.Colors[ImGuizmo::COLOR::DIRECTION_Y] = ImGuiWrapper::to_ImVec4(ColorRGBA::Z());
style.Colors[ImGuizmo::COLOR::DIRECTION_Z] = ImGuiWrapper::to_ImVec4(ColorRGBA::X());
strcpy(style.AxisLabels[ImGuizmo::Axis::Axis_X], "y");
strcpy(style.AxisLabels[ImGuizmo::Axis::Axis_Y], "z");
strcpy(style.AxisLabels[ImGuizmo::Axis::Axis_Z], "x");
float sc = get_scale();
#ifdef WIN32
const int dpi = get_dpi_for_window(wxGetApp().GetTopWindow());
sc *= (float) dpi / (float) DPI_DEFAULT;
#endif // WIN32
const ImGuiIO& io = ImGui::GetIO();
const float viewManipulateLeft = 0;
const float viewManipulateTop = io.DisplaySize.y;
const float camDistance = 8.f;
ImGuizmo::SetID(0);
Camera& camera = wxGetApp().plater()->get_camera();
Transform3d m = Transform3d::Identity();
m.matrix().block(0, 0, 3, 3) = camera.get_view_rotation().toRotationMatrix();
// Rotate along X and Z axis for 90 degrees to have Y-up
const auto coord_mapping_transform = Geometry::rotation_transform(Vec3d(0.5 * PI, 0, 0.5 * PI));
m = m * coord_mapping_transform;
float cameraView[16];
for (unsigned int c = 0; c < 4; ++c) {
for (unsigned int r = 0; r < 4; ++r) {
cameraView[c * 4 + r] = m(r, c);
}
}
const float size = 128 * sc;
const bool dirty = ImGuizmo::ViewManipulate(cameraView, cameraProjection, ImGuizmo::OPERATION::ROTATE, ImGuizmo::MODE::WORLD,
identityMatrix, camDistance, ImVec2(viewManipulateLeft, viewManipulateTop - size),
ImVec2(size, size), 0x10101010);
if (dirty) {
for (unsigned int c = 0; c < 4; ++c) {
for (unsigned int r = 0; r < 4; ++r) {
m(r, c) = cameraView[c * 4 + r];
}
}
// Rotate back
m = m * (coord_mapping_transform.inverse());
camera.set_rotation(m);
request_extra_frame();
}
}
#define ENABLE_THUMBNAIL_GENERATOR_DEBUG_OUTPUT 0
#if ENABLE_THUMBNAIL_GENERATOR_DEBUG_OUTPUT
static void debug_output_thumbnail(const ThumbnailData& thumbnail_data)
@ -7324,6 +7390,8 @@ void GLCanvas3D::_render_overlays()
}*/
}
m_labels.render(sorted_instances);
_render_3d_navigator();
}
void GLCanvas3D::_render_style_editor()