From 97e0b43faadca164cac36aacec9a7ae8e198614f Mon Sep 17 00:00:00 2001
From: ze2j <46556066+ze2j@users.noreply.github.com>
Date: Wed, 27 Nov 2024 12:45:05 +0100
Subject: [PATCH] Add ArrayMesh::surface_remove
---
doc/classes/ArrayMesh.xml | 7 +
doc/classes/RenderingServer.xml | 8 +
drivers/gles3/storage/mesh_storage.cpp | 241 +++++++++++-------
drivers/gles3/storage/mesh_storage.h | 4 +
scene/3d/mesh_instance_3d.cpp | 19 +-
scene/resources/mesh.cpp | 12 +
scene/resources/mesh.h | 1 +
.../rendering/dummy/storage/mesh_storage.cpp | 6 +
.../rendering/dummy/storage/mesh_storage.h | 2 +
.../renderer_rd/storage_rd/mesh_storage.cpp | 170 ++++++++----
.../renderer_rd/storage_rd/mesh_storage.h | 3 +
servers/rendering/rendering_server_default.h | 1 +
servers/rendering/storage/mesh_storage.h | 1 +
servers/rendering_server.cpp | 1 +
servers/rendering_server.h | 1 +
tests/scene/test_arraymesh.h | 92 ++++++-
16 files changed, 420 insertions(+), 149 deletions(-)
diff --git a/doc/classes/ArrayMesh.xml b/doc/classes/ArrayMesh.xml
index c80dabb8c04..19006bd9755 100644
--- a/doc/classes/ArrayMesh.xml
+++ b/doc/classes/ArrayMesh.xml
@@ -165,6 +165,13 @@
Returns the primitive type of the requested surface (see [method add_surface_from_arrays]).
+
+
+
+
+ Removes a surface at position surf_idx, shifting greater surfaces one surf_idx slot down.
+
+
diff --git a/doc/classes/RenderingServer.xml b/doc/classes/RenderingServer.xml
index 6be53b336b4..62525ad2007 100644
--- a/doc/classes/RenderingServer.xml
+++ b/doc/classes/RenderingServer.xml
@@ -2475,6 +2475,14 @@
Returns a mesh's surface's material.
+
+
+
+
+
+ Removes a mesh's surface at position surf_idx, shifting greater surfaces one surf_idx slot down.
+
+
diff --git a/drivers/gles3/storage/mesh_storage.cpp b/drivers/gles3/storage/mesh_storage.cpp
index 630bfdf1b7c..b20c99ee8cf 100644
--- a/drivers/gles3/storage/mesh_storage.cpp
+++ b/drivers/gles3/storage/mesh_storage.cpp
@@ -448,6 +448,72 @@ void MeshStorage::mesh_add_surface(RID p_mesh, const RS::SurfaceData &p_surface)
mesh->material_cache.clear();
}
+void MeshStorage::_mesh_surface_clear(Mesh *mesh, int p_surface) {
+ Mesh::Surface &s = *mesh->surfaces[p_surface];
+
+ if (s.vertex_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.vertex_buffer);
+ s.vertex_buffer = 0;
+ }
+
+ if (s.version_count != 0) {
+ for (uint32_t j = 0; j < s.version_count; j++) {
+ glDeleteVertexArrays(1, &s.versions[j].vertex_array);
+ s.versions[j].vertex_array = 0;
+ }
+ }
+
+ if (s.attribute_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.attribute_buffer);
+ s.attribute_buffer = 0;
+ }
+
+ if (s.skin_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.skin_buffer);
+ s.skin_buffer = 0;
+ }
+
+ if (s.index_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.index_buffer);
+ s.index_buffer = 0;
+ }
+
+ if (s.versions) {
+ memfree(s.versions); //reallocs, so free with memfree.
+ }
+
+ if (s.wireframe) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.wireframe->index_buffer);
+ memdelete(s.wireframe);
+ }
+
+ if (s.lod_count) {
+ for (uint32_t j = 0; j < s.lod_count; j++) {
+ if (s.lods[j].index_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.lods[j].index_buffer);
+ s.lods[j].index_buffer = 0;
+ }
+ }
+ memdelete_arr(s.lods);
+ }
+
+ if (mesh->blend_shape_count) {
+ for (uint32_t j = 0; j < mesh->blend_shape_count; j++) {
+ if (s.blend_shapes[j].vertex_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(s.blend_shapes[j].vertex_buffer);
+ s.blend_shapes[j].vertex_buffer = 0;
+ }
+ if (s.blend_shapes[j].vertex_array != 0) {
+ glDeleteVertexArrays(1, &s.blend_shapes[j].vertex_array);
+ s.blend_shapes[j].vertex_array = 0;
+ }
+ }
+ memdelete_arr(s.blend_shapes);
+ }
+
+ memdelete(mesh->surfaces[p_surface]);
+}
+
int MeshStorage::mesh_get_blend_shape_count(RID p_mesh) const {
const Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, -1);
@@ -772,69 +838,7 @@ void MeshStorage::mesh_clear(RID p_mesh) {
}
for (uint32_t i = 0; i < mesh->surface_count; i++) {
- Mesh::Surface &s = *mesh->surfaces[i];
-
- if (s.vertex_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.vertex_buffer);
- s.vertex_buffer = 0;
- }
-
- if (s.version_count != 0) {
- for (uint32_t j = 0; j < s.version_count; j++) {
- glDeleteVertexArrays(1, &s.versions[j].vertex_array);
- s.versions[j].vertex_array = 0;
- }
- }
-
- if (s.attribute_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.attribute_buffer);
- s.attribute_buffer = 0;
- }
-
- if (s.skin_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.skin_buffer);
- s.skin_buffer = 0;
- }
-
- if (s.index_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.index_buffer);
- s.index_buffer = 0;
- }
-
- if (s.versions) {
- memfree(s.versions); //reallocs, so free with memfree.
- }
-
- if (s.wireframe) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.wireframe->index_buffer);
- memdelete(s.wireframe);
- }
-
- if (s.lod_count) {
- for (uint32_t j = 0; j < s.lod_count; j++) {
- if (s.lods[j].index_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.lods[j].index_buffer);
- s.lods[j].index_buffer = 0;
- }
- }
- memdelete_arr(s.lods);
- }
-
- if (mesh->blend_shape_count) {
- for (uint32_t j = 0; j < mesh->blend_shape_count; j++) {
- if (s.blend_shapes[j].vertex_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(s.blend_shapes[j].vertex_buffer);
- s.blend_shapes[j].vertex_buffer = 0;
- }
- if (s.blend_shapes[j].vertex_array != 0) {
- glDeleteVertexArrays(1, &s.blend_shapes[j].vertex_array);
- s.blend_shapes[j].vertex_array = 0;
- }
- }
- memdelete_arr(s.blend_shapes);
- }
-
- memdelete(mesh->surfaces[i]);
+ _mesh_surface_clear(mesh, i);
}
if (mesh->surfaces) {
memfree(mesh->surfaces);
@@ -1033,6 +1037,56 @@ void MeshStorage::_mesh_surface_generate_version_for_input_mask(Mesh::Surface::V
v.input_mask = p_input_mask;
}
+void MeshStorage::mesh_surface_remove(RID p_mesh, int p_surface) {
+ Mesh *mesh = mesh_owner.get_or_null(p_mesh);
+ ERR_FAIL_NULL(mesh);
+ ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
+
+ // Clear instance data before mesh data.
+ for (MeshInstance *mi : mesh->instances) {
+ _mesh_instance_remove_surface(mi, p_surface);
+ }
+
+ _mesh_surface_clear(mesh, p_surface);
+
+ if ((uint32_t)p_surface < mesh->surface_count - 1) {
+ memmove(mesh->surfaces + p_surface, mesh->surfaces + p_surface + 1, sizeof(Mesh::Surface *) * (mesh->surface_count - (p_surface + 1)));
+ }
+ mesh->surfaces = (Mesh::Surface **)memrealloc(mesh->surfaces, sizeof(Mesh::Surface *) * (mesh->surface_count - 1));
+ --mesh->surface_count;
+
+ mesh->material_cache.clear();
+
+ mesh->skeleton_aabb_version = 0;
+
+ if (mesh->has_bone_weights) {
+ mesh->has_bone_weights = false;
+ for (uint32_t i = 0; i < mesh->surface_count; i++) {
+ if (mesh->surfaces[i]->format & RS::ARRAY_FORMAT_BONES) {
+ mesh->has_bone_weights = true;
+ break;
+ }
+ }
+ }
+
+ if (mesh->surface_count == 0) {
+ mesh->aabb = AABB();
+ } else {
+ mesh->aabb = mesh->surfaces[0]->aabb;
+ for (uint32_t i = 1; i < mesh->surface_count; i++) {
+ mesh->aabb.merge_with(mesh->surfaces[i]->aabb);
+ }
+ }
+
+ mesh->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MESH);
+
+ for (Mesh *E : mesh->shadow_owners) {
+ Mesh *shadow_owner = E;
+ shadow_owner->shadow_mesh = RID();
+ shadow_owner->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MESH);
+ }
+}
+
/* MESH INSTANCE API */
RID MeshStorage::mesh_instance_create(RID p_base) {
@@ -1083,30 +1137,10 @@ void MeshStorage::mesh_instance_set_blend_shape_weight(RID p_mesh_instance, int
}
void MeshStorage::_mesh_instance_clear(MeshInstance *mi) {
- for (uint32_t i = 0; i < mi->surfaces.size(); i++) {
- if (mi->surfaces[i].version_count != 0) {
- for (uint32_t j = 0; j < mi->surfaces[i].version_count; j++) {
- glDeleteVertexArrays(1, &mi->surfaces[i].versions[j].vertex_array);
- mi->surfaces[i].versions[j].vertex_array = 0;
- }
- memfree(mi->surfaces[i].versions);
- }
-
- if (mi->surfaces[i].vertex_buffers[0] != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(mi->surfaces[i].vertex_buffers[0]);
- GLES3::Utilities::get_singleton()->buffer_free_data(mi->surfaces[i].vertex_buffers[1]);
- mi->surfaces[i].vertex_buffers[0] = 0;
- mi->surfaces[i].vertex_buffers[1] = 0;
- }
-
- if (mi->surfaces[i].vertex_buffer != 0) {
- GLES3::Utilities::get_singleton()->buffer_free_data(mi->surfaces[i].vertex_buffer);
- mi->surfaces[i].vertex_buffer = 0;
- }
+ while (mi->surfaces.size()) {
+ _mesh_instance_remove_surface(mi, mi->surfaces.size() - 1);
}
- mi->surfaces.clear();
- mi->blend_weights.clear();
- mi->skeleton_version = 0;
+ mi->dirty = false;
}
void MeshStorage::_mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint32_t p_surface) {
@@ -1159,6 +1193,39 @@ void MeshStorage::_mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint3
mi->dirty = true;
}
+void MeshStorage::_mesh_instance_remove_surface(MeshInstance *mi, int p_surface) {
+ MeshInstance::Surface &surface = mi->surfaces[p_surface];
+
+ if (surface.version_count != 0) {
+ for (uint32_t j = 0; j < surface.version_count; j++) {
+ glDeleteVertexArrays(1, &surface.versions[j].vertex_array);
+ surface.versions[j].vertex_array = 0;
+ }
+ memfree(surface.versions);
+ }
+
+ if (surface.vertex_buffers[0] != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(surface.vertex_buffers[0]);
+ GLES3::Utilities::get_singleton()->buffer_free_data(surface.vertex_buffers[1]);
+ surface.vertex_buffers[0] = 0;
+ surface.vertex_buffers[1] = 0;
+ }
+
+ if (surface.vertex_buffer != 0) {
+ GLES3::Utilities::get_singleton()->buffer_free_data(surface.vertex_buffer);
+ surface.vertex_buffer = 0;
+ }
+
+ mi->surfaces.remove_at(p_surface);
+
+ if (mi->surfaces.is_empty()) {
+ mi->blend_weights.clear();
+ mi->weights_dirty = false;
+ mi->skeleton_version = 0;
+ }
+ mi->dirty = true;
+}
+
void MeshStorage::mesh_instance_check_for_update(RID p_mesh_instance) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_mesh_instance);
@@ -1259,7 +1326,7 @@ void MeshStorage::update_mesh_instances() {
// Precompute base weight if using blend shapes.
float base_weight = 1.0;
- if (mi->mesh->blend_shape_count && mi->mesh->blend_shape_mode == RS::BLEND_SHAPE_MODE_NORMALIZED) {
+ if (mi->surfaces.size() && mi->mesh->blend_shape_count && mi->mesh->blend_shape_mode == RS::BLEND_SHAPE_MODE_NORMALIZED) {
for (uint32_t i = 0; i < mi->mesh->blend_shape_count; i++) {
base_weight -= mi->blend_weights[i];
}
diff --git a/drivers/gles3/storage/mesh_storage.h b/drivers/gles3/storage/mesh_storage.h
index 5e3a56366ea..83ac0efc5c8 100644
--- a/drivers/gles3/storage/mesh_storage.h
+++ b/drivers/gles3/storage/mesh_storage.h
@@ -241,6 +241,7 @@ private:
mutable RID_Owner mesh_owner;
void _mesh_surface_generate_version_for_input_mask(Mesh::Surface::Version &v, Mesh::Surface *s, uint64_t p_input_mask, MeshInstance::Surface *mis = nullptr);
+ void _mesh_surface_clear(Mesh *mesh, int p_surface);
/* Mesh Instance API */
@@ -248,6 +249,7 @@ private:
void _mesh_instance_clear(MeshInstance *mi);
void _mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint32_t p_surface);
+ void _mesh_instance_remove_surface(MeshInstance *mi, int p_surface);
void _blend_shape_bind_mesh_instance_buffer(MeshInstance *p_mi, uint32_t p_surface);
SelfList::List dirty_mesh_instance_weights;
SelfList::List dirty_mesh_instance_arrays;
@@ -315,7 +317,9 @@ public:
virtual String mesh_get_path(RID p_mesh) const override;
virtual void mesh_set_shadow_mesh(RID p_mesh, RID p_shadow_mesh) override;
+
virtual void mesh_clear(RID p_mesh) override;
+ virtual void mesh_surface_remove(RID p_mesh, int p_surface) override;
_FORCE_INLINE_ const RID *mesh_get_surface_count_and_materials(RID p_mesh, uint32_t &r_surface_count) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
diff --git a/scene/3d/mesh_instance_3d.cpp b/scene/3d/mesh_instance_3d.cpp
index 14bc22a2170..15bd8a18b9f 100644
--- a/scene/3d/mesh_instance_3d.cpp
+++ b/scene/3d/mesh_instance_3d.cpp
@@ -381,21 +381,24 @@ Ref MeshInstance3D::get_active_material(int p_surface) const {
void MeshInstance3D::_mesh_changed() {
ERR_FAIL_COND(mesh.is_null());
- surface_override_materials.resize(mesh->get_surface_count());
+ const int surface_count = mesh->get_surface_count();
+
+ surface_override_materials.resize(surface_count);
uint32_t initialize_bs_from = blend_shape_tracks.size();
blend_shape_tracks.resize(mesh->get_blend_shape_count());
- for (uint32_t i = 0; i < blend_shape_tracks.size(); i++) {
- blend_shape_properties["blend_shapes/" + String(mesh->get_blend_shape_name(i))] = i;
- if (i < initialize_bs_from) {
- set_blend_shape_value(i, blend_shape_tracks[i]);
- } else {
- set_blend_shape_value(i, 0);
+ if (surface_count > 0) {
+ for (uint32_t i = 0; i < blend_shape_tracks.size(); i++) {
+ blend_shape_properties["blend_shapes/" + String(mesh->get_blend_shape_name(i))] = i;
+ if (i < initialize_bs_from) {
+ set_blend_shape_value(i, blend_shape_tracks[i]);
+ } else {
+ set_blend_shape_value(i, 0);
+ }
}
}
- int surface_count = mesh->get_surface_count();
for (int surface_index = 0; surface_index < surface_count; ++surface_index) {
if (surface_override_materials[surface_index].is_valid()) {
RS::get_singleton()->instance_set_surface_override_material(get_instance(), surface_index, surface_override_materials[surface_index]->get_rid());
diff --git a/scene/resources/mesh.cpp b/scene/resources/mesh.cpp
index 8c0e0879029..a567670c16a 100644
--- a/scene/resources/mesh.cpp
+++ b/scene/resources/mesh.cpp
@@ -2007,6 +2007,17 @@ void ArrayMesh::clear_surfaces() {
aabb = AABB();
}
+void ArrayMesh::surface_remove(int p_surface) {
+ ERR_FAIL_INDEX(p_surface, surfaces.size());
+ RS::get_singleton()->mesh_surface_remove(mesh, p_surface);
+ surfaces.remove_at(p_surface);
+
+ clear_cache();
+ _recompute_aabb();
+ notify_property_list_changed();
+ emit_changed();
+}
+
void ArrayMesh::set_custom_aabb(const AABB &p_custom) {
_create_if_empty();
custom_aabb = p_custom;
@@ -2275,6 +2286,7 @@ void ArrayMesh::_bind_methods() {
ClassDB::bind_method(D_METHOD("add_surface_from_arrays", "primitive", "arrays", "blend_shapes", "lods", "flags"), &ArrayMesh::add_surface_from_arrays, DEFVAL(Array()), DEFVAL(Dictionary()), DEFVAL(0));
ClassDB::bind_method(D_METHOD("clear_surfaces"), &ArrayMesh::clear_surfaces);
+ ClassDB::bind_method(D_METHOD("surface_remove", "surf_idx"), &ArrayMesh::surface_remove);
ClassDB::bind_method(D_METHOD("surface_update_vertex_region", "surf_idx", "offset", "data"), &ArrayMesh::surface_update_vertex_region);
ClassDB::bind_method(D_METHOD("surface_update_attribute_region", "surf_idx", "offset", "data"), &ArrayMesh::surface_update_attribute_region);
ClassDB::bind_method(D_METHOD("surface_update_skin_region", "surf_idx", "offset", "data"), &ArrayMesh::surface_update_skin_region);
diff --git a/scene/resources/mesh.h b/scene/resources/mesh.h
index 068bfb6708c..688311d4128 100644
--- a/scene/resources/mesh.h
+++ b/scene/resources/mesh.h
@@ -362,6 +362,7 @@ public:
int get_surface_count() const override;
+ void surface_remove(int p_surface);
void clear_surfaces();
void surface_set_custom_aabb(int p_idx, const AABB &p_aabb); //only recognized by driver
diff --git a/servers/rendering/dummy/storage/mesh_storage.cpp b/servers/rendering/dummy/storage/mesh_storage.cpp
index 3f90c80826e..f99430e9a87 100644
--- a/servers/rendering/dummy/storage/mesh_storage.cpp
+++ b/servers/rendering/dummy/storage/mesh_storage.cpp
@@ -57,6 +57,12 @@ void MeshStorage::mesh_free(RID p_rid) {
mesh_owner.free(p_rid);
}
+void MeshStorage::mesh_surface_remove(RID p_mesh, int p_surface) {
+ DummyMesh *m = mesh_owner.get_or_null(p_mesh);
+ ERR_FAIL_NULL(m);
+ m->surfaces.remove_at(p_surface);
+}
+
void MeshStorage::mesh_clear(RID p_mesh) {
DummyMesh *m = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(m);
diff --git a/servers/rendering/dummy/storage/mesh_storage.h b/servers/rendering/dummy/storage/mesh_storage.h
index 556d58f4112..48f74611e10 100644
--- a/servers/rendering/dummy/storage/mesh_storage.h
+++ b/servers/rendering/dummy/storage/mesh_storage.h
@@ -129,6 +129,8 @@ public:
virtual String mesh_get_path(RID p_mesh) const override { return String(); }
virtual void mesh_set_shadow_mesh(RID p_mesh, RID p_shadow_mesh) override {}
+
+ virtual void mesh_surface_remove(RID p_mesh, int p_surface) override;
virtual void mesh_clear(RID p_mesh) override;
/* MESH INSTANCE */
diff --git a/servers/rendering/renderer_rd/storage_rd/mesh_storage.cpp b/servers/rendering/renderer_rd/storage_rd/mesh_storage.cpp
index 7537e70235a..21a6b8f3b27 100644
--- a/servers/rendering/renderer_rd/storage_rd/mesh_storage.cpp
+++ b/servers/rendering/renderer_rd/storage_rd/mesh_storage.cpp
@@ -505,6 +505,40 @@ void MeshStorage::mesh_add_surface(RID p_mesh, const RS::SurfaceData &p_surface)
mesh->material_cache.clear();
}
+void MeshStorage::_mesh_surface_clear(Mesh *mesh, int p_surface) {
+ Mesh::Surface &s = *mesh->surfaces[p_surface];
+
+ if (s.vertex_buffer.is_valid()) {
+ RD::get_singleton()->free(s.vertex_buffer); //clears arrays as dependency automatically, including all versions
+ }
+ if (s.attribute_buffer.is_valid()) {
+ RD::get_singleton()->free(s.attribute_buffer);
+ }
+ if (s.skin_buffer.is_valid()) {
+ RD::get_singleton()->free(s.skin_buffer);
+ }
+ if (s.versions) {
+ memfree(s.versions); //reallocs, so free with memfree.
+ }
+
+ if (s.index_buffer.is_valid()) {
+ RD::get_singleton()->free(s.index_buffer);
+ }
+
+ if (s.lod_count) {
+ for (uint32_t j = 0; j < s.lod_count; j++) {
+ RD::get_singleton()->free(s.lods[j].index_buffer);
+ }
+ memdelete_arr(s.lods);
+ }
+
+ if (s.blend_shape_buffer.is_valid()) {
+ RD::get_singleton()->free(s.blend_shape_buffer);
+ }
+
+ memdelete(mesh->surfaces[p_surface]);
+}
+
int MeshStorage::mesh_get_blend_shape_count(RID p_mesh) const {
const Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, -1);
@@ -812,36 +846,7 @@ void MeshStorage::mesh_clear(RID p_mesh) {
}
for (uint32_t i = 0; i < mesh->surface_count; i++) {
- Mesh::Surface &s = *mesh->surfaces[i];
- if (s.vertex_buffer.is_valid()) {
- RD::get_singleton()->free(s.vertex_buffer); //clears arrays as dependency automatically, including all versions
- }
- if (s.attribute_buffer.is_valid()) {
- RD::get_singleton()->free(s.attribute_buffer);
- }
- if (s.skin_buffer.is_valid()) {
- RD::get_singleton()->free(s.skin_buffer);
- }
- if (s.versions) {
- memfree(s.versions); //reallocs, so free with memfree.
- }
-
- if (s.index_buffer.is_valid()) {
- RD::get_singleton()->free(s.index_buffer);
- }
-
- if (s.lod_count) {
- for (uint32_t j = 0; j < s.lod_count; j++) {
- RD::get_singleton()->free(s.lods[j].index_buffer);
- }
- memdelete_arr(s.lods);
- }
-
- if (s.blend_shape_buffer.is_valid()) {
- RD::get_singleton()->free(s.blend_shape_buffer);
- }
-
- memdelete(mesh->surfaces[i]);
+ _mesh_surface_clear(mesh, i);
}
if (mesh->surfaces) {
memfree(mesh->surfaces);
@@ -860,6 +865,56 @@ void MeshStorage::mesh_clear(RID p_mesh) {
}
}
+void MeshStorage::mesh_surface_remove(RID p_mesh, int p_surface) {
+ Mesh *mesh = mesh_owner.get_or_null(p_mesh);
+ ERR_FAIL_NULL(mesh);
+ ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
+
+ // Clear instance data before mesh data.
+ for (MeshInstance *mi : mesh->instances) {
+ _mesh_instance_remove_surface(mi, p_surface);
+ }
+
+ _mesh_surface_clear(mesh, p_surface);
+
+ if ((uint32_t)p_surface < mesh->surface_count - 1) {
+ memmove(mesh->surfaces + p_surface, mesh->surfaces + p_surface + 1, sizeof(Mesh::Surface *) * (mesh->surface_count - (p_surface + 1)));
+ }
+ mesh->surfaces = (Mesh::Surface **)memrealloc(mesh->surfaces, sizeof(Mesh::Surface *) * (mesh->surface_count - 1));
+ --mesh->surface_count;
+
+ mesh->material_cache.clear();
+
+ mesh->skeleton_aabb_version = 0;
+
+ if (mesh->has_bone_weights) {
+ mesh->has_bone_weights = false;
+ for (uint32_t i = 0; i < mesh->surface_count; i++) {
+ if (mesh->surfaces[i]->format & RS::ARRAY_FORMAT_BONES) {
+ mesh->has_bone_weights = true;
+ break;
+ }
+ }
+ }
+
+ if (mesh->surface_count == 0) {
+ mesh->aabb = AABB();
+ } else {
+ mesh->aabb = mesh->surfaces[0]->aabb;
+ for (uint32_t i = 1; i < mesh->surface_count; i++) {
+ mesh->aabb.merge_with(mesh->surfaces[i]->aabb);
+ }
+ }
+
+ mesh->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MESH);
+
+ for (Mesh *E : mesh->shadow_owners) {
+ Mesh *shadow_owner = E;
+ shadow_owner->shadow_mesh = RID();
+ shadow_owner->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MESH);
+ }
+}
+
bool MeshStorage::mesh_needs_instance(RID p_mesh, bool p_has_skeleton) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, false);
@@ -925,29 +980,10 @@ void MeshStorage::mesh_instance_set_blend_shape_weight(RID p_mesh_instance, int
}
void MeshStorage::_mesh_instance_clear(MeshInstance *mi) {
- for (const RendererRD::MeshStorage::MeshInstance::Surface &surface : mi->surfaces) {
- if (surface.versions) {
- for (uint32_t j = 0; j < surface.version_count; j++) {
- RD::get_singleton()->free(surface.versions[j].vertex_array);
- }
- memfree(surface.versions);
- }
-
- for (uint32_t i = 0; i < 2; i++) {
- if (surface.vertex_buffer[i].is_valid()) {
- RD::get_singleton()->free(surface.vertex_buffer[i]);
- }
- }
+ while (mi->surfaces.size()) {
+ _mesh_instance_remove_surface(mi, mi->surfaces.size() - 1);
}
- mi->surfaces.clear();
-
- if (mi->blend_weights_buffer.is_valid()) {
- RD::get_singleton()->free(mi->blend_weights_buffer);
- mi->blend_weights_buffer = RID();
- }
- mi->blend_weights.clear();
- mi->weights_dirty = false;
- mi->skeleton_version = 0;
+ mi->dirty = false;
}
void MeshStorage::_mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint32_t p_surface) {
@@ -994,6 +1030,36 @@ void MeshStorage::_mesh_instance_add_surface_buffer(MeshInstance *mi, Mesh *mesh
s->uniform_set[p_buffer_index] = RD::get_singleton()->uniform_set_create(uniforms, skeleton_shader.version_shader[0], SkeletonShader::UNIFORM_SET_INSTANCE);
}
+void MeshStorage::_mesh_instance_remove_surface(MeshInstance *mi, int p_surface) {
+ MeshInstance::Surface &surface = mi->surfaces[p_surface];
+
+ if (surface.versions) {
+ for (uint32_t j = 0; j < surface.version_count; j++) {
+ RD::get_singleton()->free(surface.versions[j].vertex_array);
+ }
+ memfree(surface.versions);
+ }
+ for (uint32_t i = 0; i < 2; i++) {
+ if (surface.vertex_buffer[i].is_valid()) {
+ RD::get_singleton()->free(surface.vertex_buffer[i]);
+ }
+ }
+
+ mi->surfaces.remove_at(p_surface);
+
+ if (mi->surfaces.is_empty()) {
+ if (mi->blend_weights_buffer.is_valid()) {
+ RD::get_singleton()->free(mi->blend_weights_buffer);
+ mi->blend_weights_buffer = RID();
+ }
+
+ mi->blend_weights.clear();
+ mi->weights_dirty = false;
+ mi->skeleton_version = 0;
+ }
+ mi->dirty = true;
+}
+
void MeshStorage::mesh_instance_check_for_update(RID p_mesh_instance) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_mesh_instance);
diff --git a/servers/rendering/renderer_rd/storage_rd/mesh_storage.h b/servers/rendering/renderer_rd/storage_rd/mesh_storage.h
index 11962b05f46..80c4b6b80e9 100644
--- a/servers/rendering/renderer_rd/storage_rd/mesh_storage.h
+++ b/servers/rendering/renderer_rd/storage_rd/mesh_storage.h
@@ -201,10 +201,12 @@ private:
RD::VertexFormatID _mesh_surface_generate_vertex_format(uint64_t p_surface_format, uint64_t p_input_mask, bool p_instanced_surface, bool p_input_motion_vectors, uint32_t &r_position_stride);
void _mesh_surface_generate_version_for_input_mask(Mesh::Surface::Version &v, Mesh::Surface *s, uint64_t p_input_mask, bool p_input_motion_vectors, MeshInstance::Surface *mis = nullptr, uint32_t p_current_buffer = 0, uint32_t p_previous_buffer = 0);
+ void _mesh_surface_clear(Mesh *mesh, int p_surface);
void _mesh_instance_clear(MeshInstance *mi);
void _mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint32_t p_surface);
void _mesh_instance_add_surface_buffer(MeshInstance *mi, Mesh *mesh, MeshInstance::Surface *s, uint32_t p_surface, uint32_t p_buffer_index);
+ void _mesh_instance_remove_surface(MeshInstance *mi, int p_surface);
mutable RID_Owner mesh_instance_owner;
@@ -388,6 +390,7 @@ public:
virtual String mesh_get_path(RID p_mesh) const override;
virtual void mesh_clear(RID p_mesh) override;
+ virtual void mesh_surface_remove(RID p_mesh, int p_surface) override;
virtual bool mesh_needs_instance(RID p_mesh, bool p_has_skeleton) override;
diff --git a/servers/rendering/rendering_server_default.h b/servers/rendering/rendering_server_default.h
index 29b1e163c78..5f3895eb5f9 100644
--- a/servers/rendering/rendering_server_default.h
+++ b/servers/rendering/rendering_server_default.h
@@ -376,6 +376,7 @@ public:
FUNC2(mesh_set_shadow_mesh, RID, RID)
+ FUNC2(mesh_surface_remove, RID, int)
FUNC1(mesh_clear, RID)
/* MULTIMESH API */
diff --git a/servers/rendering/storage/mesh_storage.h b/servers/rendering/storage/mesh_storage.h
index 6a8b385a694..484a050ae96 100644
--- a/servers/rendering/storage/mesh_storage.h
+++ b/servers/rendering/storage/mesh_storage.h
@@ -74,6 +74,7 @@ public:
virtual void mesh_set_shadow_mesh(RID p_mesh, RID p_shadow_mesh) = 0;
+ virtual void mesh_surface_remove(RID p_mesh, int p_surface) = 0;
virtual void mesh_clear(RID p_mesh) = 0;
virtual bool mesh_needs_instance(RID p_mesh, bool p_has_skeleton) = 0;
diff --git a/servers/rendering_server.cpp b/servers/rendering_server.cpp
index 2051d0caac0..04c5e050927 100644
--- a/servers/rendering_server.cpp
+++ b/servers/rendering_server.cpp
@@ -2346,6 +2346,7 @@ void RenderingServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("mesh_get_surface_count", "mesh"), &RenderingServer::mesh_get_surface_count);
ClassDB::bind_method(D_METHOD("mesh_set_custom_aabb", "mesh", "aabb"), &RenderingServer::mesh_set_custom_aabb);
ClassDB::bind_method(D_METHOD("mesh_get_custom_aabb", "mesh"), &RenderingServer::mesh_get_custom_aabb);
+ ClassDB::bind_method(D_METHOD("mesh_surface_remove", "mesh", "surface"), &RenderingServer::mesh_surface_remove);
ClassDB::bind_method(D_METHOD("mesh_clear", "mesh"), &RenderingServer::mesh_clear);
ClassDB::bind_method(D_METHOD("mesh_surface_update_vertex_region", "mesh", "surface", "offset", "data"), &RenderingServer::mesh_surface_update_vertex_region);
diff --git a/servers/rendering_server.h b/servers/rendering_server.h
index 0917af73c6a..aba6a1c9b9c 100644
--- a/servers/rendering_server.h
+++ b/servers/rendering_server.h
@@ -438,6 +438,7 @@ public:
virtual void mesh_set_shadow_mesh(RID p_mesh, RID p_shadow_mesh) = 0;
+ virtual void mesh_surface_remove(RID p_mesh, int p_surface) = 0;
virtual void mesh_clear(RID p_mesh) = 0;
/* MULTIMESH API */
diff --git a/tests/scene/test_arraymesh.h b/tests/scene/test_arraymesh.h
index 67aa19c5d3e..68d2bc45b07 100644
--- a/tests/scene/test_arraymesh.h
+++ b/tests/scene/test_arraymesh.h
@@ -88,6 +88,25 @@ TEST_CASE("[SceneTree][ArrayMesh] Adding and modifying blendshapes.") {
CHECK(mesh->get_blend_shape_count() == 0);
}
+ SUBCASE("Adding blend shapes once all surfaces have been removed is allowed") {
+ Ref cylinder = memnew(CylinderMesh);
+ Array cylinder_array{};
+ cylinder_array.resize(Mesh::ARRAY_MAX);
+ cylinder->create_mesh_array(cylinder_array, 3.f, 3.f, 5.f);
+ mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, cylinder_array);
+ mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, cylinder_array);
+
+ mesh->surface_remove(0);
+ ERR_PRINT_OFF
+ mesh->add_blend_shape(name_a);
+ ERR_PRINT_ON
+ CHECK(mesh->get_blend_shape_count() == 0);
+
+ mesh->surface_remove(0);
+ mesh->add_blend_shape(name_a);
+ CHECK(mesh->get_blend_shape_count() == 1);
+ }
+
SUBCASE("Change blend shape name after adding.") {
mesh->add_blend_shape(name_a);
mesh->set_blend_shape_name(0, name_b);
@@ -114,6 +133,35 @@ TEST_CASE("[SceneTree][ArrayMesh] Adding and modifying blendshapes.") {
CHECK(mesh->get_blend_shape_count() == 0);
}
+ SUBCASE("Clearing all blend shapes once all surfaces have been removed is allowed") {
+ mesh->add_blend_shape(name_a);
+ mesh->add_blend_shape(name_b);
+ Ref cylinder = memnew(CylinderMesh);
+ Array cylinder_array{};
+ cylinder_array.resize(Mesh::ARRAY_MAX);
+ cylinder->create_mesh_array(cylinder_array, 3.f, 3.f, 5.f);
+ Array blend_shape{};
+ blend_shape.resize(Mesh::ARRAY_MAX);
+ blend_shape[Mesh::ARRAY_VERTEX] = cylinder_array[Mesh::ARRAY_VERTEX];
+ blend_shape[Mesh::ARRAY_NORMAL] = cylinder_array[Mesh::ARRAY_NORMAL];
+ blend_shape[Mesh::ARRAY_TANGENT] = cylinder_array[Mesh::ARRAY_TANGENT];
+ Array blend_shapes{};
+ blend_shapes.push_back(blend_shape);
+ blend_shapes.push_back(blend_shape);
+ mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, cylinder_array, blend_shapes);
+ mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, cylinder_array, blend_shapes);
+
+ mesh->surface_remove(0);
+ ERR_PRINT_OFF
+ mesh->clear_blend_shapes();
+ ERR_PRINT_ON
+ CHECK(mesh->get_blend_shape_count() == 2);
+
+ mesh->surface_remove(0);
+ mesh->clear_blend_shapes();
+ CHECK(mesh->get_blend_shape_count() == 0);
+ }
+
SUBCASE("Can't add surface with incorrect number of blend shapes.") {
mesh->add_blend_shape(name_a);
mesh->add_blend_shape(name_b);
@@ -249,13 +297,16 @@ TEST_CASE("[SceneTree][ArrayMesh] Get/Set mesh metadata and actions") {
Ref cylinder = memnew(CylinderMesh);
Array cylinder_array{};
cylinder_array.resize(Mesh::ARRAY_MAX);
- cylinder->create_mesh_array(cylinder_array, 3.f, 3.f, 5.f);
+ constexpr float cylinder_radius = 3.f;
+ constexpr float cylinder_height = 5.f;
+ cylinder->create_mesh_array(cylinder_array, cylinder_radius, cylinder_radius, cylinder_height);
mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, cylinder_array);
Ref box = memnew(BoxMesh);
Array box_array{};
box_array.resize(Mesh::ARRAY_MAX);
- box->create_mesh_array(box_array, Vector3(2.f, 1.2f, 1.6f));
+ const Vector3 box_size = Vector3(2.f, 1.2f, 1.6f);
+ box->create_mesh_array(box_array, box_size);
mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, box_array);
SUBCASE("Set the shadow mesh.") {
@@ -337,6 +388,43 @@ TEST_CASE("[SceneTree][ArrayMesh] Get/Set mesh metadata and actions") {
CHECK((mesh2->surface_get_format(0) & surface_data.format) != 0);
CHECK(mesh2->get_aabb().is_equal_approx(surface_data.aabb));
}
+
+ SUBCASE("Removing a surface decreases surface count.") {
+ REQUIRE(mesh->get_surface_count() == 2);
+ mesh->surface_remove(0);
+ CHECK(mesh->get_surface_count() == 1);
+ mesh->surface_remove(0);
+ CHECK(mesh->get_surface_count() == 0);
+ }
+
+ SUBCASE("Remove the first surface and check the mesh's AABB.") {
+ REQUIRE(mesh->get_surface_count() >= 1);
+ mesh->surface_remove(0);
+ const AABB box_aabb = AABB(-box_size / 2, box_size);
+ CHECK(mesh->get_aabb().is_equal_approx(box_aabb));
+ }
+
+ SUBCASE("Remove the last surface and check the mesh's AABB.") {
+ REQUIRE(mesh->get_surface_count() >= 1);
+ mesh->surface_remove(mesh->get_surface_count() - 1);
+ const AABB cylinder_aabb = AABB(Vector3(-cylinder_radius, -cylinder_height / 2, -cylinder_radius),
+ Vector3(2 * cylinder_radius, cylinder_height, 2 * cylinder_radius));
+ CHECK(mesh->get_aabb().is_equal_approx(cylinder_aabb));
+ }
+
+ SUBCASE("Remove all surfaces and check the mesh's AABB.") {
+ while (mesh->get_surface_count()) {
+ mesh->surface_remove(0);
+ }
+ CHECK(mesh->get_aabb() == AABB());
+ }
+
+ SUBCASE("Removing a non-existent surface causes error.") {
+ ERR_PRINT_OFF
+ mesh->surface_remove(42);
+ ERR_PRINT_ON
+ CHECK(mesh->get_surface_count() == 2);
+ }
}
} // namespace TestArrayMesh