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Gizmos refactoring - Removed GLModels defined into GLGizmoBase, and mostly unused, to avoid wasting GPU memory. Use a shared GLModel for Gizmos inheriting from GLGizmoPainterBase. Initialization of GLModels moved from constructor to render methods

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(cherry picked from commit prusa3d/PrusaSlicer@e3d5cd445c)
This commit is contained in:
enricoturri1966 2023-10-22 22:26:55 +08:00 • committed by Noisyfox
parent 874f39aac1
commit b7989e3b2f
5 changed files with 21 additions and 28 deletions
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19
src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp
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@ -18,17 +18,21 @@
namespace Slic3r::GUI {
std::shared_ptr<GLIndexedVertexArray> GLGizmoPainterBase::s_sphere = nullptr;
GLGizmoPainterBase::GLGizmoPainterBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
: GLGizmoBase(parent, icon_filename, sprite_id)
{
// Make sphere and save it into a vertex buffer.
m_vbo_sphere.load_its_flat_shading(its_make_sphere(1., (2*M_PI)/24.));
m_vbo_sphere.finalize_geometry(true);
m_vertical_only = false;
m_horizontal_only = false;
}
GLGizmoPainterBase::~GLGizmoPainterBase()
{
if (s_sphere != nullptr && s_sphere->has_VBOs())
s_sphere->release_geometry();
}
void GLGizmoPainterBase::set_painter_gizmo_data(const Selection& selection)
{
if (m_state != On)
@ -236,6 +240,12 @@ void GLGizmoPainterBase::render_cursor_circle()
void GLGizmoPainterBase::render_cursor_sphere(const Transform3d& trafo) const
{
if (s_sphere == nullptr) {
s_sphere = std::make_shared<GLIndexedVertexArray>();
s_sphere->load_its_flat_shading(its_make_sphere(1.0, double(PI) / 12.0));
s_sphere->finalize_geometry(true);
}
const Transform3d complete_scaling_matrix_inverse = Geometry::Transformation(trafo).get_matrix(true, true, false, true).inverse();
const bool is_left_handed = Geometry::Transformation(trafo).is_left_handed();
@ -257,7 +267,8 @@ void GLGizmoPainterBase::render_cursor_sphere(const Transform3d& trafo) const
render_color = this->get_cursor_sphere_right_button_color();
glsafe(::glColor4fv(render_color.data()));
m_vbo_sphere.render();
assert(s_sphere != nullptr);
s_sphere->render();
if (is_left_handed)
glFrontFace(GL_CCW);