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Tech ENABLE_GLBEGIN_GLEND_REMOVAL - Adapt GLModel::Geometry index format in dependence of data size, where possible

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(cherry picked from commit prusa3d/PrusaSlicer@4d2d77e99c)
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enricoturri1966 2023-10-22 21:54:42 +08:00 • committed by Noisyfox
parent 6d4e0840bc
commit 874f39aac1
4 changed files with 21 additions and 10 deletions
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12
src/slic3r/GUI/GLCanvas3D.cpp
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@ -497,7 +497,8 @@ void GLCanvas3D::LayersEditing::render_profile(const Rect& bar_rect)
m_profile.profile.reset();
GLModel::Geometry init_data;
init_data.format = { GLModel::Geometry::EPrimitiveType::LineStrip, GLModel::Geometry::EVertexLayout::P2, GLModel::Geometry::EIndexType::UINT };
const GLModel::Geometry::EIndexType index_type = (m_layer_height_profile.size() / 2 < 65536) ? GLModel::Geometry::EIndexType::USHORT : GLModel::Geometry::EIndexType::UINT;
init_data.format = { GLModel::Geometry::EPrimitiveType::LineStrip, GLModel::Geometry::EVertexLayout::P2, index_type };
init_data.color = ColorRGBA::BLUE();
init_data.reserve_vertices(m_layer_height_profile.size() / 2);
init_data.reserve_indices(m_layer_height_profile.size() / 2);
@ -506,7 +507,10 @@ void GLCanvas3D::LayersEditing::render_profile(const Rect& bar_rect)
for (unsigned int i = 0; i < (unsigned int)m_layer_height_profile.size(); i += 2) {
init_data.add_vertex(Vec2f(bar_rect.get_left() + float(m_layer_height_profile[i + 1]) * scale_x,
bar_rect.get_bottom() + float(m_layer_height_profile[i]) * scale_y));
init_data.add_uint_index(i / 2);
if (index_type == GLModel::Geometry::EIndexType::USHORT)
init_data.add_ushort_index((unsigned short)i / 2);
else
init_data.add_uint_index(i / 2);
}
m_profile.profile.init_from(std::move(init_data));
@ -891,7 +895,9 @@ void GLCanvas3D::SequentialPrintClearance::set_polygons(const Polygons& polygons
const ExPolygons polygons_union = union_ex(polygons);
unsigned int vertices_counter = 0;
for (const ExPolygon& poly : polygons_union) {
const std::vector<Vec3d> triangulation = triangulate_expolygon_3d(poly);
const std::vector<Vec3d> triangulation = triangulate_expolygon_3d(poly);
fill_data.reserve_vertices(fill_data.vertices_count() + triangulation.size());
fill_data.reserve_indices(fill_data.indices_count() + triangulation.size());
for (const Vec3d& v : triangulation) {
fill_data.add_vertex((Vec3f)(v.cast<float>() + 0.0125f * Vec3f::UnitZ())); // add a small positive z to avoid z-fighting
++vertices_counter;