Fix T82540: Smart UV project ignores seams
The seam check was missed in 9296ba8674
which calculates islands from the BMesh.
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256e77c987
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@ -241,6 +241,7 @@ struct UVPackIsland_Params {
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int rotate_align_axis : 2;
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uint only_selected_uvs : 1;
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uint only_selected_faces : 1;
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uint use_seams : 1;
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uint correct_aspect : 1;
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};
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void ED_uvedit_pack_islands_multi(const Scene *scene,
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@ -249,11 +249,19 @@ struct FaceIsland {
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struct SharedUVLoopData {
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uint cd_loop_uv_offset;
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bool use_seams;
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};
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static bool bm_loop_uv_shared_edge_check(const BMLoop *l_a, const BMLoop *l_b, void *user_data)
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{
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const struct SharedUVLoopData *data = user_data;
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if (data->use_seams) {
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if (BM_elem_flag_test(l_a->e, BM_ELEM_SEAM)) {
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return false;
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}
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}
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return BM_loop_uv_share_edge_check((BMLoop *)l_a, (BMLoop *)l_b, data->cd_loop_uv_offset);
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}
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@ -265,6 +273,7 @@ static int bm_mesh_calc_uv_islands(const Scene *scene,
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ListBase *island_list,
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const bool only_selected_faces,
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const bool only_selected_uvs,
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const bool use_seams,
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const float aspect_y,
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const uint cd_loop_uv_offset)
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{
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@ -273,6 +282,7 @@ static int bm_mesh_calc_uv_islands(const Scene *scene,
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struct SharedUVLoopData user_data = {
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.cd_loop_uv_offset = cd_loop_uv_offset,
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.use_seams = use_seams,
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};
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int *groups_array = MEM_mallocN(sizeof(*groups_array) * (size_t)bm->totface, __func__);
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@ -377,6 +387,7 @@ void ED_uvedit_pack_islands_multi(const Scene *scene,
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&island_list,
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params->only_selected_faces,
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params->only_selected_uvs,
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params->use_seams,
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aspect_y,
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cd_loop_uv_offset);
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}
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@ -2174,6 +2174,7 @@ static int smart_project_exec(bContext *C, wmOperator *op)
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.rotate_align_axis = 1,
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.only_selected_faces = true,
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.correct_aspect = true,
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.use_seams = true,
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});
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uv_map_clip_correct_multi(objects_changed, object_changed_len, op);
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