diff options
Diffstat (limited to 'source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc')
| -rw-r--r-- | source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc | 67 |
1 files changed, 59 insertions, 8 deletions
diff --git a/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc b/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc index b8494428eed..067d482bc2b 100644 --- a/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc +++ b/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_edituv_data.cc @@ -25,6 +25,8 @@ #include "draw_cache_impl.h" +#include "draw_subdivision.h" + namespace blender::draw { /* ---------------------------------------------------------------------- */ @@ -36,12 +38,11 @@ struct MeshExtract_EditUVData_Data { int cd_ofs; }; -static void extract_edituv_data_init(const MeshRenderData *mr, - struct MeshBatchCache *UNUSED(cache), - void *buf, - void *tls_data) +static void extract_edituv_data_init_common(const MeshRenderData *mr, + GPUVertBuf *vbo, + MeshExtract_EditUVData_Data *data, + uint loop_len) { - GPUVertBuf *vbo = static_cast<GPUVertBuf *>(buf); static GPUVertFormat format = {0}; if (format.attr_len == 0) { /* WARNING: Adjust #EditLoopData struct accordingly. */ @@ -50,15 +51,23 @@ static void extract_edituv_data_init(const MeshRenderData *mr, } GPU_vertbuf_init_with_format(vbo, &format); - GPU_vertbuf_data_alloc(vbo, mr->loop_len); + GPU_vertbuf_data_alloc(vbo, loop_len); CustomData *cd_ldata = (mr->extract_type == MR_EXTRACT_BMESH) ? &mr->bm->ldata : &mr->me->ldata; - - MeshExtract_EditUVData_Data *data = static_cast<MeshExtract_EditUVData_Data *>(tls_data); data->vbo_data = (EditLoopData *)GPU_vertbuf_get_data(vbo); data->cd_ofs = CustomData_get_offset(cd_ldata, CD_MLOOPUV); } +static void extract_edituv_data_init(const MeshRenderData *mr, + struct MeshBatchCache *UNUSED(cache), + void *buf, + void *tls_data) +{ + GPUVertBuf *vbo = static_cast<GPUVertBuf *>(buf); + MeshExtract_EditUVData_Data *data = static_cast<MeshExtract_EditUVData_Data *>(tls_data); + extract_edituv_data_init_common(mr, vbo, data, mr->loop_len); +} + static void extract_edituv_data_iter_poly_bm(const MeshRenderData *mr, const BMFace *f, const int UNUSED(f_index), @@ -119,12 +128,54 @@ static void extract_edituv_data_iter_poly_mesh(const MeshRenderData *mr, } } +static void extract_edituv_data_init_subdiv(const DRWSubdivCache *subdiv_cache, + const MeshRenderData *mr, + MeshBatchCache *UNUSED(cache), + void *buf, + void *tls_data) +{ + GPUVertBuf *vbo = static_cast<GPUVertBuf *>(buf); + MeshExtract_EditUVData_Data *data = static_cast<MeshExtract_EditUVData_Data *>(tls_data); + extract_edituv_data_init_common(mr, vbo, data, subdiv_cache->num_subdiv_loops); +} + +static void extract_edituv_data_iter_subdiv(const DRWSubdivCache *subdiv_cache, + const MeshRenderData *mr, + void *_data) +{ + MeshExtract_EditUVData_Data *data = static_cast<MeshExtract_EditUVData_Data *>(_data); + int *subdiv_loop_vert_index = (int *)GPU_vertbuf_get_data(subdiv_cache->verts_orig_index); + int *subdiv_loop_edge_index = (int *)GPU_vertbuf_get_data(subdiv_cache->edges_orig_index); + int *subdiv_loop_poly_index = subdiv_cache->subdiv_loop_poly_index; + + for (uint i = 0; i < subdiv_cache->num_subdiv_loops; i++) { + const int vert_origindex = subdiv_loop_vert_index[i]; + const int edge_origindex = subdiv_loop_edge_index[i]; + const int poly_origindex = subdiv_loop_poly_index[i]; + + EditLoopData *edit_loop_data = &data->vbo_data[i]; + memset(edit_loop_data, 0, sizeof(EditLoopData)); + + BMFace *efa = bm_original_face_get(mr, poly_origindex); + + if (vert_origindex != -1 && edge_origindex != -1) { + BMEdge *eed = bm_original_edge_get(mr, edge_origindex); + /* Loop on an edge endpoint. */ + BMLoop *l = BM_face_edge_share_loop(efa, eed); + mesh_render_data_loop_flag(mr, l, data->cd_ofs, edit_loop_data); + mesh_render_data_loop_edge_flag(mr, l, data->cd_ofs, edit_loop_data); + } + } +} + constexpr MeshExtract create_extractor_edituv_data() { MeshExtract extractor = {nullptr}; extractor.init = extract_edituv_data_init; extractor.iter_poly_bm = extract_edituv_data_iter_poly_bm; extractor.iter_poly_mesh = extract_edituv_data_iter_poly_mesh; + extractor.init_subdiv = extract_edituv_data_init_subdiv; + extractor.iter_subdiv = extract_edituv_data_iter_subdiv; extractor.data_type = MR_DATA_NONE; extractor.data_size = sizeof(MeshExtract_EditUVData_Data); extractor.use_threading = true; |