Modifiers: ported Screw DerivedMesh → Mesh
Reviewers: sybren Differential Revision: https://developer.blender.org/D3315
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@ -36,6 +36,7 @@
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/* Screw modifier: revolves the edges about an axis */
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#include <limits.h>
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#include "DNA_mesh_types.h"
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#include "DNA_meshdata_types.h"
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#include "DNA_object_types.h"
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@ -43,8 +44,9 @@
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#include "BLI_alloca.h"
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#include "BLI_utildefines.h"
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#include "BKE_cdderivedmesh.h"
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#include "BKE_library.h"
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#include "BKE_library_query.h"
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#include "BKE_mesh.h"
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#include "DEG_depsgraph_build.h"
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@ -111,8 +113,8 @@ static void screwvert_iter_step(ScrewVertIter *iter)
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}
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}
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static DerivedMesh *dm_remove_doubles_on_axis(
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DerivedMesh *result, MVert *mvert_new, const uint totvert, const uint step_tot,
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static Mesh *mesh_remove_doubles_on_axis(
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Mesh *result, MVert *mvert_new, const uint totvert, const uint step_tot,
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const float axis_vec[3], const float axis_offset[3], const float merge_threshold)
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{
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const float merge_threshold_sq = SQUARE(merge_threshold);
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@ -156,7 +158,7 @@ static DerivedMesh *dm_remove_doubles_on_axis(
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}
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}
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}
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result = CDDM_merge_verts(result, full_doubles_map, (int)(tot_doubles * (step_tot - 1)), CDDM_MERGE_VERTS_DUMP_IF_MAPPED);
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result = BKE_mesh_merge_verts(result, full_doubles_map, (int)(tot_doubles * (step_tot - 1)), MESH_MERGE_VERTS_DUMP_IF_MAPPED);
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MEM_freeN(full_doubles_map);
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}
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return result;
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@ -175,11 +177,11 @@ static void initData(ModifierData *md)
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ltmd->merge_dist = 0.01f;
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}
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static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx,
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DerivedMesh *derivedData)
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static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx,
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Mesh *meshData)
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{
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DerivedMesh *dm = derivedData;
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DerivedMesh *result;
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Mesh *mesh = meshData;
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Mesh *result;
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ScrewModifierData *ltmd = (ScrewModifierData *) md;
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const bool use_render_params = (ctx->flag & MOD_APPLY_RENDER) != 0;
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@ -205,15 +207,15 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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};
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unsigned int maxVerts = 0, maxEdges = 0, maxPolys = 0;
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const unsigned int totvert = (unsigned int)dm->getNumVerts(dm);
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const unsigned int totedge = (unsigned int)dm->getNumEdges(dm);
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const unsigned int totpoly = (unsigned int)dm->getNumPolys(dm);
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const unsigned int totvert = (unsigned int)mesh->totvert;
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const unsigned int totedge = (unsigned int)mesh->totedge;
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const unsigned int totpoly = (unsigned int)mesh->totpoly;
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unsigned int *edge_poly_map = NULL; /* orig edge to orig poly */
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unsigned int *vert_loop_map = NULL; /* orig vert to orig loop */
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/* UV Coords */
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const unsigned int mloopuv_layers_tot = (unsigned int)CustomData_number_of_layers(&dm->loopData, CD_MLOOPUV);
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const unsigned int mloopuv_layers_tot = (unsigned int)CustomData_number_of_layers(&mesh->ldata, CD_MLOOPUV);
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MLoopUV **mloopuv_layers = BLI_array_alloca(mloopuv_layers, mloopuv_layers_tot);
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float uv_u_scale;
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float uv_v_minmax[2] = {FLT_MAX, -FLT_MAX};
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@ -248,7 +250,7 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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/* don't do anything? */
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if (!totvert)
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return CDDM_from_template(dm, 0, 0, 0, 0, 0);
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return BKE_mesh_new_nomain_from_template(mesh, 0, 0, 0, 0, 0);
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switch (ltmd->axis) {
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case 0:
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@ -373,24 +375,24 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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uv_u_scale = (uv_u_scale / (float)ltmd->iter) * (angle / ((float)M_PI * 2.0f));
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}
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result = CDDM_from_template(dm, (int)maxVerts, (int)maxEdges, 0, (int)maxPolys * 4, (int)maxPolys);
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result = BKE_mesh_new_nomain_from_template(mesh, (int)maxVerts, (int)maxEdges, 0, (int)maxPolys * 4, (int)maxPolys);
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/* copy verts from mesh */
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mvert_orig = dm->getVertArray(dm);
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medge_orig = dm->getEdgeArray(dm);
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mvert_new = result->getVertArray(result);
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mpoly_new = result->getPolyArray(result);
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mloop_new = result->getLoopArray(result);
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medge_new = result->getEdgeArray(result);
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mvert_orig = mesh->mvert;
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medge_orig = mesh->medge;
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if (!CustomData_has_layer(&result->polyData, CD_ORIGINDEX)) {
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CustomData_add_layer(&result->polyData, CD_ORIGINDEX, CD_CALLOC, NULL, (int)maxPolys);
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mvert_new = result->mvert;
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mpoly_new = result->mpoly;
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mloop_new = result->mloop;
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medge_new = result->medge;
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if (!CustomData_has_layer(&result->pdata, CD_ORIGINDEX)) {
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CustomData_add_layer(&result->pdata, CD_ORIGINDEX, CD_CALLOC, NULL, (int)maxPolys);
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}
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origindex = CustomData_get_layer(&result->polyData, CD_ORIGINDEX);
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origindex = CustomData_get_layer(&result->pdata, CD_ORIGINDEX);
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DM_copy_vert_data(dm, result, 0, 0, (int)totvert); /* copy first otherwise this overwrites our own vertex normals */
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CustomData_copy_data(&mesh->vdata, &result->vdata, 0, 0, (int)totvert);
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if (mloopuv_layers_tot) {
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float zero_co[3] = {0};
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@ -400,7 +402,7 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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if (mloopuv_layers_tot) {
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unsigned int uv_lay;
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for (uv_lay = 0; uv_lay < mloopuv_layers_tot; uv_lay++) {
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mloopuv_layers[uv_lay] = CustomData_get_layer_n(&result->loopData, CD_MLOOPUV, (int)uv_lay);
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mloopuv_layers[uv_lay] = CustomData_get_layer_n(&result->ldata, CD_MLOOPUV, (int)uv_lay);
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}
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if (ltmd->flag & MOD_SCREW_UV_STRETCH_V) {
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@ -436,8 +438,8 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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if (totpoly) {
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MPoly *mp_orig;
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mpoly_orig = dm->getPolyArray(dm);
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mloop_orig = dm->getLoopArray(dm);
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mpoly_orig = mesh->mpoly;
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mloop_orig = mesh->mloop;
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edge_poly_map = MEM_malloc_arrayN(totedge, sizeof(*edge_poly_map), __func__);
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memset(edge_poly_map, 0xff, sizeof(*edge_poly_map) * totedge);
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@ -848,8 +850,8 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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madd_v3_v3fl(mat[3], axis_vec, screw_ofs * ((float)step / (float)(step_tot - 1)));
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/* copy a slice */
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DM_copy_vert_data(dm, result, 0, (int)varray_stride, (int)totvert);
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CustomData_copy_data(&mesh->vdata, &result->vdata, 0, (int)varray_stride, (int)totvert);
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mv_new_base = mvert_new;
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mv_new = &mvert_new[varray_stride]; /* advance to the next slice */
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@ -951,7 +953,7 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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/* Polygon */
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if (has_mpoly_orig) {
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DM_copy_poly_data(dm, result, (int)mpoly_index_orig, (int)mpoly_index, 1);
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CustomData_copy_data(&mesh->pdata, &result->pdata, (int)mpoly_index_orig, (int)mpoly_index, 1);
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origindex[mpoly_index] = (int)mpoly_index_orig;
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}
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else {
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@ -966,10 +968,11 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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/* Loop-Custom-Data */
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if (has_mloop_orig) {
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int l_index = (int)(ml_new - mloop_new);
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DM_copy_loop_data(dm, result, (int)mloop_index_orig[0], l_index + 0, 1);
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DM_copy_loop_data(dm, result, (int)mloop_index_orig[1], l_index + 1, 1);
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DM_copy_loop_data(dm, result, (int)mloop_index_orig[1], l_index + 2, 1);
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DM_copy_loop_data(dm, result, (int)mloop_index_orig[0], l_index + 3, 1);
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CustomData_copy_data(&mesh->ldata, &result->ldata, (int)mloop_index_orig[0], l_index + 0, 1);
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CustomData_copy_data(&mesh->ldata, &result->ldata, (int)mloop_index_orig[1], l_index + 1, 1);
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CustomData_copy_data(&mesh->ldata, &result->ldata, (int)mloop_index_orig[1], l_index + 2, 1);
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CustomData_copy_data(&mesh->ldata, &result->ldata, (int)mloop_index_orig[0], l_index + 3, 1);
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if (mloopuv_layers_tot) {
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unsigned int uv_lay;
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@ -1091,17 +1094,17 @@ static DerivedMesh *applyModifier(ModifierData *md, const ModifierEvalContext *c
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}
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if ((ltmd->flag & MOD_SCREW_MERGE) && (screw_ofs == 0.0f)) {
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DerivedMesh *result_prev = result;
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result = dm_remove_doubles_on_axis(
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Mesh *result_prev = result;
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result = mesh_remove_doubles_on_axis(
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result, mvert_new, totvert, step_tot,
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axis_vec, ltmd->ob_axis ? mtx_tx[3] : NULL, ltmd->merge_dist);
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if (result != result_prev) {
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result->dirty |= DM_DIRTY_NORMALS;
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result->runtime.cd_dirty_vert |= CD_MASK_NORMAL;
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}
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}
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if ((ltmd->flag & MOD_SCREW_NORMAL_CALC) == 0) {
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result->dirty |= DM_DIRTY_NORMALS;
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result->runtime.cd_dirty_vert |= CD_MASK_NORMAL;
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}
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return result;
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@ -1141,14 +1144,14 @@ ModifierTypeInfo modifierType_Screw = {
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/* deformMatrices_DM */ NULL,
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/* deformVertsEM_DM */ NULL,
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/* deformMatricesEM_DM*/NULL,
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/* applyModifier_DM */ applyModifier,
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/* applyModifier_DM */ NULL,
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/* applyModifierEM_DM */NULL,
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/* deformVerts */ NULL,
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/* deformMatrices */ NULL,
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/* deformVertsEM */ NULL,
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/* deformMatricesEM */ NULL,
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/* applyModifier */ NULL,
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/* applyModifier */ applyModifier,
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/* applyModifierEM */ NULL,
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/* initData */ initData,
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