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FIX: fix the gap_fill not take effect 

when using new render logic
the area is calculated with error

Change-Id: Ia0ac1cb6c46c0e312b704d27c8ccc0ca6ac5f8ec
This commit is contained in:
lane.wei 2023-01-08 21:26:46 +08:00 committed by Lane.Wei
parent ad6257ca84
commit 38705f87a9
1 changed files with 12 additions and 3 deletions
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15
src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp
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@ -1217,14 +1217,23 @@ void TriangleSelectorPatch::update_triangles_per_patch()
return touching_triangles;
};
auto calc_fragment_area = [this](const TrianglePatch& patch, float max_limit_area) {
auto calc_fragment_area = [this](const TrianglePatch& patch, float max_limit_area, int stride) {
double total_area = 0.f;
const std::vector<int>& ti = patch.triangle_indices;
for (int i = 0; i < ti.size() / 3; i++) {
/*for (int i = 0; i < ti.size() / 3; i++) {
total_area += std::abs((m_vertices[ti[i]].v - m_vertices[ti[i + 1]].v)
.cross(m_vertices[ti[i]].v - m_vertices[ti[i + 2]].v).norm()) / 2;
if (total_area >= max_limit_area)
break;
}*/
const std::vector<float>& vertices = patch.patch_vertices;
for (int i = 0; i < ti.size(); i+=3) {
stl_vertex v0(vertices[ti[i] * stride], vertices[ti[i] * stride + 1], vertices[ti[i] * stride + 2]);
stl_vertex v1(vertices[ti[i + 1] * stride], vertices[ti[i + 1] * stride + 1], vertices[ti[i + 1] * stride + 2]);
stl_vertex v2(vertices[ti[i + 2] * stride], vertices[ti[i + 2] * stride + 1], vertices[ti[i + 2] * stride + 2]);
total_area += std::abs((v0 - v1).cross(v0 - v2).norm()) / 2;
if (total_area >= max_limit_area)
break;
}
return total_area;
@ -1301,7 +1310,7 @@ void TriangleSelectorPatch::update_triangles_per_patch()
visited[current_facet] = true;
}
patch.area = calc_fragment_area(patch, GapAreaMax);
patch.area = calc_fragment_area(patch, GapAreaMax, using_wireframe?6:3);
patch.type = start_facet_state;
m_triangle_patches.emplace_back(std::move(patch));
}