diff options
author | Hans Goudey <h.goudey@me.com> | 2022-05-17 10:41:32 +0300 |
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committer | Hans Goudey <h.goudey@me.com> | 2022-05-17 10:41:32 +0300 |
commit | f11401d32a30ddbfa775177b67ad78100dc6c5ea (patch) | |
tree | 548aff018541e9af466c8833d2d82cce11c14ee6 /source/blender/modifiers | |
parent | 51195c17ac441b44117a19d0408cdcf13d0466c5 (diff) |
Cleanup: Deduplicate Alembic procedural bounding box mesh creation
This removes the manual construction of a box mesh in the mesh sequence
cache modifier when the Alembic procedural is enabled. It also removes
the use of `BKE_object_boundbox_get` which doesn't make sense on a
non-evaluated object.
Differential Revision: https://developer.blender.org/D14958
Diffstat (limited to 'source/blender/modifiers')
-rw-r--r-- | source/blender/modifiers/intern/MOD_meshsequencecache.cc | 47 |
1 files changed, 13 insertions, 34 deletions
diff --git a/source/blender/modifiers/intern/MOD_meshsequencecache.cc b/source/blender/modifiers/intern/MOD_meshsequencecache.cc index 998fb0a94a3..273050eafd8 100644 --- a/source/blender/modifiers/intern/MOD_meshsequencecache.cc +++ b/source/blender/modifiers/intern/MOD_meshsequencecache.cc @@ -5,8 +5,9 @@ */ #include <cstring> +#include <limits> -#include "BLI_math_vector.h" +#include "BLI_math_vector.hh" #include "BLI_string.h" #include "BLI_utildefines.h" @@ -15,7 +16,6 @@ #include "DNA_cachefile_types.h" #include "DNA_defaults.h" #include "DNA_mesh_types.h" -#include "DNA_meshdata_types.h" #include "DNA_modifier_types.h" #include "DNA_object_types.h" #include "DNA_scene_types.h" @@ -42,6 +42,8 @@ #include "DEG_depsgraph_build.h" #include "DEG_depsgraph_query.h" +#include "GEO_mesh_primitive_cuboid.hh" + #include "MOD_modifiertypes.h" #include "MOD_ui_common.h" @@ -104,40 +106,17 @@ static bool isDisabled(const struct Scene *UNUSED(scene), return (mcmd->cache_file == nullptr) || (mcmd->object_path[0] == '\0'); } -static Mesh *generate_bounding_box_mesh(Object *object, Mesh *org_mesh) +static Mesh *generate_bounding_box_mesh(const Mesh *org_mesh) { - const BoundBox *bb = BKE_object_boundbox_get(object); - Mesh *result = BKE_mesh_new_nomain_from_template(org_mesh, 8, 0, 0, 24, 6); - - MVert *mvert = result->mvert; - for (int i = 0; i < 8; ++i) { - copy_v3_v3(mvert[i].co, bb->vec[i]); - } - - /* See DNA_object_types.h for the diagram showing the order of the vertices for a BoundBox. */ - static unsigned int loops_v[6][4] = { - {0, 4, 5, 1}, - {4, 7, 6, 5}, - {7, 3, 2, 6}, - {3, 0, 1, 2}, - {1, 5, 6, 2}, - {3, 7, 4, 0}, - }; - - MLoop *mloop = result->mloop; - for (int i = 0; i < 6; ++i) { - for (int j = 0; j < 4; ++j, ++mloop) { - mloop->v = loops_v[i][j]; - } - } - - MPoly *mpoly = result->mpoly; - for (int i = 0; i < 6; ++i) { - mpoly[i].loopstart = i * 4; - mpoly[i].totloop = 4; + using namespace blender; + float3 min(std::numeric_limits<float>::max()); + float3 max(-std::numeric_limits<float>::max()); + if (!BKE_mesh_minmax(org_mesh, min, max)) { + return nullptr; } - BKE_mesh_calc_edges(result, false, false); + Mesh *result = geometry::create_cuboid_mesh(max - min, 2, 2, 2); + BKE_mesh_translate(result, math::midpoint(min, max), false); return result; } @@ -170,7 +149,7 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * /* Do not process data if using a render procedural, return a box instead for displaying in the * viewport. */ if (BKE_cache_file_uses_render_procedural(cache_file, scene)) { - return generate_bounding_box_mesh(ctx->object, org_mesh); + return generate_bounding_box_mesh(org_mesh); } /* If this invocation is for the ORCO mesh, and the mesh hasn't changed topology, we |