extract_mesh.cc

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/* SPDX-FileCopyrightText: 2021 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "MEM_guardedalloc.h"
 
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
 
#include "ED_uvedit.hh"
 
#include "extract_mesh.hh"
 
#include "draw_cache_impl.hh"
 
namespace blender::draw {
 
/* ---------------------------------------------------------------------- */
void mesh_render_data_face_flag(const MeshRenderData &mr,
                                const BMFace *efa,
                                const BMUVOffsets offsets,
                                EditLoopData &eattr)
{
  if (efa == mr.efa_act) {
    eattr.v_flag |= VFLAG_FACE_ACTIVE;
  }
  if (BM_elem_flag_test(efa, BM_ELEM_SELECT)) {
    eattr.v_flag |= VFLAG_FACE_SELECTED;
  }
 
  if (efa == mr.efa_act_uv) {
    eattr.v_flag |= VFLAG_FACE_UV_ACTIVE;
  }
  if ((offsets.uv != -1) && uvedit_face_select_test_ex(mr.toolsettings, (BMFace *)efa, offsets)) {
    eattr.v_flag |= VFLAG_FACE_UV_SELECT;
  }
 
#ifdef WITH_FREESTYLE
  if (mr.freestyle_face_ofs != -1) {
    const FreestyleFace *ffa = (const FreestyleFace *)BM_ELEM_CD_GET_VOID_P(efa,
                                                                            mr.freestyle_face_ofs);
    if (ffa->flag & FREESTYLE_FACE_MARK) {
      eattr.v_flag |= VFLAG_FACE_FREESTYLE;
    }
  }
#endif
}
 
void mesh_render_data_loop_flag(const MeshRenderData &mr,
                                const BMLoop *l,
                                const BMUVOffsets offsets,
                                EditLoopData &eattr)
{
  if (offsets.uv == -1) {
    return;
  }
  if (BM_ELEM_CD_GET_BOOL(l, offsets.pin)) {
    eattr.v_flag |= VFLAG_VERT_UV_PINNED;
  }
  if (uvedit_uv_select_test_ex(mr.toolsettings, l, offsets)) {
    eattr.v_flag |= VFLAG_VERT_UV_SELECT;
  }
}
 
void mesh_render_data_loop_edge_flag(const MeshRenderData &mr,
                                     const BMLoop *l,
                                     const BMUVOffsets offsets,
                                     EditLoopData &eattr)
{
  if (offsets.uv == -1) {
    return;
  }
  if (uvedit_edge_select_test_ex(mr.toolsettings, l, offsets)) {
    eattr.v_flag |= VFLAG_EDGE_UV_SELECT;
    eattr.v_flag |= VFLAG_VERT_UV_SELECT;
  }
}
 
}  // namespace blender::draw