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main sync #3

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Patrick Busch merged 318 commits from blender/blender:main into main 2023-03-17 15:52:21 +01:00
Conversation 0 Commits 318 Files Changed 1069 +5 -8
1 changed files with 5 additions and 8 deletions
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source/blender/geometry/intern/mesh_merge_by_distance.cc
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@ -795,8 +795,6 @@ static void weld_poly_loop_ctx_alloc(Span<MPoly> mpoly,
const int loopstart = mp.loopstart;
const int totloop = mp.totloop;
int vert_ctx_len = 0;
int prev_wloop_len = wloop_len;
for (const int i_loop : mloop.index_range().slice(loopstart, totloop)) {
int v = mloop[i_loop].v;
@ -805,9 +803,6 @@ static void weld_poly_loop_ctx_alloc(Span<MPoly> mpoly,
int e_dest = edge_dest_map[e];
bool is_vert_ctx = v_dest != OUT_OF_CONTEXT;
bool is_edge_ctx = e_dest != OUT_OF_CONTEXT;
if (is_vert_ctx) {
vert_ctx_len++;
}
if (is_vert_ctx || is_edge_ctx) {
WeldLoop wl{};
wl.vert = is_vert_ctx ? v_dest : v;
@ -835,9 +830,11 @@ static void weld_poly_loop_ctx_alloc(Span<MPoly> mpoly,
wpoly.append(wp);
poly_map[i] = wpoly_len++;
if (totloop > 5 && vert_ctx_len > 1) {
/* Each untouched vertex pair is a candidate for a new polygon. */
int max_new = std::min(vert_ctx_len, (totloop - vert_ctx_len) / 2);
if (totloop > 5 && loops_len > 1) {
/* We could be smarter here and actually count how many new polygons will be created.
* But counting this can be inefficient as it depends on the number of non-consecutive
* self polygon merges. For now just estimate a maximum value. */
int max_new = std::min((totloop / 3), loops_len) - 1;
maybe_new_poly += max_new;
CLAMP_MIN(max_ctx_poly_len, totloop);
}