diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_meshsequencecache.c')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_meshsequencecache.c | 120 |
1 files changed, 106 insertions, 14 deletions
diff --git a/source/blender/modifiers/intern/MOD_meshsequencecache.c b/source/blender/modifiers/intern/MOD_meshsequencecache.c index c2f9cd8c867..259c1cb2417 100644 --- a/source/blender/modifiers/intern/MOD_meshsequencecache.c +++ b/source/blender/modifiers/intern/MOD_meshsequencecache.c @@ -20,6 +20,7 @@ #include <string.h> +#include "BLI_math_vector.h" #include "BLI_string.h" #include "BLI_utildefines.h" @@ -39,6 +40,8 @@ #include "BKE_cachefile.h" #include "BKE_context.h" #include "BKE_lib_query.h" +#include "BKE_mesh.h" +#include "BKE_object.h" #include "BKE_scene.h" #include "BKE_screen.h" @@ -55,18 +58,29 @@ #include "MOD_modifiertypes.h" #include "MOD_ui_common.h" -#ifdef WITH_ALEMBIC -# include "ABC_alembic.h" +#if defined(WITH_USD) || defined(WITH_ALEMBIC) # include "BKE_global.h" # include "BKE_lib_id.h" #endif +#ifdef WITH_ALEMBIC +# include "ABC_alembic.h" +#endif + +#ifdef WITH_USD +# include "usd.h" +#endif + static void initData(ModifierData *md) { MeshSeqCacheModifierData *mcmd = (MeshSeqCacheModifierData *)md; BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(mcmd, modifier)); + mcmd->cache_file = NULL; + mcmd->object_path[0] = '\0'; + mcmd->read_flag = MOD_MESHSEQ_READ_ALL; + MEMCPY_STRUCT_AFTER(mcmd, DNA_struct_default_get(MeshSeqCacheModifierData), modifier); } @@ -107,9 +121,47 @@ static bool isDisabled(const struct Scene *UNUSED(scene), return (mcmd->cache_file == NULL) || (mcmd->object_path[0] == '\0'); } +static Mesh *generate_bounding_box_mesh(Object *object, Mesh *org_mesh) +{ + 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; + } + + BKE_mesh_calc_edges(result, false, false); + + return result; +} + static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *mesh) { -#ifdef WITH_ALEMBIC +#if defined(WITH_USD) || defined(WITH_ALEMBIC) MeshSeqCacheModifierData *mcmd = (MeshSeqCacheModifierData *)md; /* Only used to check whether we are operating on org data or not... */ @@ -127,16 +179,38 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * BKE_cachefile_reader_open(cache_file, &mcmd->reader, ctx->object, mcmd->object_path); if (!mcmd->reader) { BKE_modifier_set_error( - ctx->object, md, "Could not create Alembic reader for file %s", cache_file->filepath); + ctx->object, md, "Could not create reader for file %s", cache_file->filepath); return mesh; } } - /* If this invocation is for the ORCO mesh, and the mesh in Alembic hasn't changed topology, we + /* 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, DEG_get_mode(ctx->depsgraph))) { + return generate_bounding_box_mesh(ctx->object, org_mesh); + } + + /* If this invocation is for the ORCO mesh, and the mesh hasn't changed topology, we * must return the mesh as-is instead of deforming it. */ - if (ctx->flag & MOD_APPLY_ORCO && - !ABC_mesh_topology_changed(mcmd->reader, ctx->object, mesh, time, &err_str)) { - return mesh; + if (ctx->flag & MOD_APPLY_ORCO) { + switch (cache_file->type) { + case CACHEFILE_TYPE_ALEMBIC: +# ifdef WITH_ALEMBIC + if (!ABC_mesh_topology_changed(mcmd->reader, ctx->object, mesh, time, &err_str)) { + return mesh; + } +# endif + break; + case CACHEFILE_TYPE_USD: +# ifdef WITH_USD + if (!USD_mesh_topology_changed(mcmd->reader, ctx->object, mesh, time, &err_str)) { + return mesh; + } +# endif + break; + case CACHE_FILE_TYPE_INVALID: + break; + } } if (me != NULL) { @@ -156,7 +230,23 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * } } - Mesh *result = ABC_read_mesh(mcmd->reader, ctx->object, mesh, time, &err_str, mcmd->read_flag); + Mesh *result = NULL; + + switch (cache_file->type) { + case CACHEFILE_TYPE_ALEMBIC: +# ifdef WITH_ALEMBIC + result = ABC_read_mesh(mcmd->reader, ctx->object, mesh, time, &err_str, mcmd->read_flag); +# endif + break; + case CACHEFILE_TYPE_USD: +# ifdef WITH_USD + result = USD_read_mesh( + mcmd->reader, ctx->object, mesh, time * FPS, &err_str, mcmd->read_flag); +# endif + break; + case CACHE_FILE_TYPE_INVALID: + break; + } mcmd->velocity_delta = 1.0f; if (mcmd->cache_file->velocity_unit == CACHEFILE_VELOCITY_UNIT_SECOND) { @@ -180,18 +270,20 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh * return result ? result : mesh; #else - UNUSED_VARS(ctx, md); + UNUSED_VARS(ctx, md, generate_bounding_box_mesh); return mesh; #endif } -static bool dependsOnTime(ModifierData *md) +static bool dependsOnTime(Scene *scene, ModifierData *md, const int dag_eval_mode) { -#ifdef WITH_ALEMBIC +#if defined(WITH_USD) || defined(WITH_ALEMBIC) MeshSeqCacheModifierData *mcmd = (MeshSeqCacheModifierData *)md; - return (mcmd->cache_file != NULL); + /* Do not evaluate animations if using the render engine procedural. */ + return (mcmd->cache_file != NULL) && + !BKE_cache_file_uses_render_procedural(mcmd->cache_file, scene, dag_eval_mode); #else - UNUSED_VARS(md); + UNUSED_VARS(scene, md, dag_eval_mode); return false; #endif } |