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Follow-up of 6194e67e68 - Separated the part that computed triangles normals and lighting inside the fragment shader into a separate shader mm_gouraud, which is only used for the multi-material painting gizmo.

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This commit is contained in:
Lukáš Hejl 2021-10-15 18:34:31 +02:00
parent 912f73d79c
commit b45675b4e1
10 changed files with 179 additions and 84 deletions
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37
src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp
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@ -43,12 +43,29 @@ void GLGizmoPainterBase::set_painter_gizmo_data(const Selection& selection)
}
}
GLGizmoPainterBase::ClippingPlaneDataWrapper GLGizmoPainterBase::get_clipping_plane_data() const
{
ClippingPlaneDataWrapper clp_data_out{{0.f, 0.f, 1.f, FLT_MAX}, {-FLT_MAX, FLT_MAX}};
// Take care of the clipping plane. The normal of the clipping plane is
// saved with opposite sign than we need to pass to OpenGL (FIXME)
if (bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.; clipping_plane_active) {
const ClippingPlane *clp = m_c->object_clipper()->get_clipping_plane();
for (size_t i = 0; i < 3; ++i)
clp_data_out.clp_dataf[i] = -1.f * float(clp->get_data()[i]);
clp_data_out.clp_dataf[3] = float(clp->get_data()[3]);
}
// z_range is calculated in the same way as in GLCanvas3D::_render_objects(GLVolumeCollection::ERenderType type)
if (m_c->get_canvas()->get_use_clipping_planes()) {
const std::array<ClippingPlane, 2> &clps = m_c->get_canvas()->get_clipping_planes();
clp_data_out.z_range = {float(-clps[0].get_data()[3]), float(clps[1].get_data()[3])};
}
return clp_data_out;
}
void GLGizmoPainterBase::render_triangles(const Selection& selection, const bool use_polygon_offset_fill) const
{
const ModelObject* mo = m_c->selection_info()->model_object();
ScopeGuard offset_fill_guard([&use_polygon_offset_fill]() {
if (use_polygon_offset_fill)
glsafe(::glDisable(GL_POLYGON_OFFSET_FILL));
@ -58,27 +75,17 @@ void GLGizmoPainterBase::render_triangles(const Selection& selection, const bool
glsafe(::glPolygonOffset(-5.0, -5.0));
}
// Take care of the clipping plane. The normal of the clipping plane is
// saved with opposite sign than we need to pass to OpenGL (FIXME)
bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.;
float clp_dataf[4] = {0.f, 0.f, 1.f, FLT_MAX};
if (clipping_plane_active) {
const ClippingPlane* clp = m_c->object_clipper()->get_clipping_plane();
for (size_t i=0; i<3; ++i)
clp_dataf[i] = -1.f * float(clp->get_data()[i]);
clp_dataf[3] = float(clp->get_data()[3]);
}
auto *shader = wxGetApp().get_shader("gouraud");
if (! shader)
return;
shader->start_using();
shader->set_uniform("slope.actived", false);
shader->set_uniform("print_box.actived", false);
shader->set_uniform("clipping_plane", clp_dataf, 4);
shader->set_uniform("clipping_plane", this->get_clipping_plane_data().clp_dataf);
ScopeGuard guard([shader]() { if (shader) shader->stop_using(); });
int mesh_id = -1;
const ModelObject *mo = m_c->selection_info()->model_object();
int mesh_id = -1;
for (const ModelVolume* mv : mo->volumes) {
if (! mv->is_model_part())
continue;