3DPrinting/PrusaSlicer-NonPlainar
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Fixed the wrong transformation matrix for "Clipping of view" when is used a printer with multiple extruders.

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This commit is contained in:
Lukáš Hejl 2021-06-03 08:00:46 +02:00
parent 9efe58e6c7
commit 94877a0ec0
1 changed files with 11 additions and 0 deletions
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11
src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp
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@ -132,6 +132,7 @@ void GLGizmoPainterBase::render_triangles(const Selection& selection) const
glsafe(::glEnable(GL_CLIP_PLANE0)); glsafe(::glEnable(GL_CLIP_PLANE0));
} }
auto *shader = wxGetApp().get_shader("gouraud");
int mesh_id = -1; int mesh_id = -1;
for (const ModelVolume* mv : mo->volumes) { for (const ModelVolume* mv : mo->volumes) {
if (! mv->is_model_part()) if (! mv->is_model_part())
@ -150,6 +151,16 @@ void GLGizmoPainterBase::render_triangles(const Selection& selection) const
glsafe(::glPushMatrix()); glsafe(::glPushMatrix());
glsafe(::glMultMatrixd(trafo_matrix.data())); glsafe(::glMultMatrixd(trafo_matrix.data()));
// For printers with multiple extruders, it is necessary to pass trafo_matrix
// to the shader input variable print_box.volume_world_matrix before
// rendering the painted triangles. When this matrix is not set, the
// wrong transformation matrix is used for "Clipping of view".
if (shader) {
shader->start_using();
shader->set_uniform("print_box.volume_world_matrix", trafo_matrix);
shader->stop_using();
}
m_triangle_selectors[mesh_id]->render(m_imgui); m_triangle_selectors[mesh_id]->render(m_imgui);
glsafe(::glPopMatrix()); glsafe(::glPopMatrix());