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mesh_storage.cpp
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mesh_storage.cpp
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/**************************************************************************/
/* mesh_storage.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "mesh_storage.h"
using namespace RendererRD;
MeshStorage *MeshStorage::singleton = nullptr;
MeshStorage *MeshStorage::get_singleton() {
return singleton;
}
MeshStorage::MeshStorage() {
singleton = this;
default_rd_storage_buffer = RD::get_singleton()->storage_buffer_create(sizeof(uint32_t) * 4);
//default rd buffers
{
Vector<uint8_t> buffer;
{
buffer.resize(sizeof(float) * 3);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 0.0;
fptr[1] = 0.0;
fptr[2] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_VERTEX] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //normal
buffer.resize(sizeof(float) * 3);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 1.0;
fptr[1] = 0.0;
fptr[2] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_NORMAL] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //tangent
buffer.resize(sizeof(float) * 4);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 1.0;
fptr[1] = 0.0;
fptr[2] = 0.0;
fptr[3] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_TANGENT] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //color
buffer.resize(sizeof(float) * 4);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 1.0;
fptr[1] = 1.0;
fptr[2] = 1.0;
fptr[3] = 1.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_COLOR] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //tex uv 1
buffer.resize(sizeof(float) * 2);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 0.0;
fptr[1] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_TEX_UV] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //tex uv 2
buffer.resize(sizeof(float) * 2);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 0.0;
fptr[1] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_TEX_UV2] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
for (int i = 0; i < RS::ARRAY_CUSTOM_COUNT; i++) {
buffer.resize(sizeof(float) * 4);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 0.0;
fptr[1] = 0.0;
fptr[2] = 0.0;
fptr[3] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_CUSTOM0 + i] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //bones
buffer.resize(sizeof(uint32_t) * 4);
{
uint8_t *w = buffer.ptrw();
uint32_t *fptr = reinterpret_cast<uint32_t *>(w);
fptr[0] = 0;
fptr[1] = 0;
fptr[2] = 0;
fptr[3] = 0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_BONES] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
{ //weights
buffer.resize(sizeof(float) * 4);
{
uint8_t *w = buffer.ptrw();
float *fptr = reinterpret_cast<float *>(w);
fptr[0] = 0.0;
fptr[1] = 0.0;
fptr[2] = 0.0;
fptr[3] = 0.0;
}
mesh_default_rd_buffers[DEFAULT_RD_BUFFER_WEIGHTS] = RD::get_singleton()->vertex_buffer_create(buffer.size(), buffer);
}
}
{
Vector<String> skeleton_modes;
skeleton_modes.push_back("\n#define MODE_2D\n");
skeleton_modes.push_back("");
skeleton_shader.shader.initialize(skeleton_modes);
skeleton_shader.version = skeleton_shader.shader.version_create();
for (int i = 0; i < SkeletonShader::SHADER_MODE_MAX; i++) {
skeleton_shader.version_shader[i] = skeleton_shader.shader.version_get_shader(skeleton_shader.version, i);
skeleton_shader.pipeline[i] = RD::get_singleton()->compute_pipeline_create(skeleton_shader.version_shader[i]);
}
{
Vector<RD::Uniform> uniforms;
{
RD::Uniform u;
u.binding = 0;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
u.append_id(default_rd_storage_buffer);
uniforms.push_back(u);
}
skeleton_shader.default_skeleton_uniform_set = RD::get_singleton()->uniform_set_create(uniforms, skeleton_shader.version_shader[0], SkeletonShader::UNIFORM_SET_SKELETON);
}
}
}
MeshStorage::~MeshStorage() {
//def buffers
for (int i = 0; i < DEFAULT_RD_BUFFER_MAX; i++) {
RD::get_singleton()->free(mesh_default_rd_buffers[i]);
}
skeleton_shader.shader.version_free(skeleton_shader.version);
RD::get_singleton()->free(default_rd_storage_buffer);
singleton = nullptr;
}
bool MeshStorage::free(RID p_rid) {
if (owns_mesh(p_rid)) {
mesh_free(p_rid);
return true;
} else if (owns_mesh_instance(p_rid)) {
mesh_instance_free(p_rid);
return true;
} else if (owns_multimesh(p_rid)) {
multimesh_free(p_rid);
return true;
} else if (owns_skeleton(p_rid)) {
skeleton_free(p_rid);
return true;
}
return false;
}
/* MESH API */
RID MeshStorage::mesh_allocate() {
return mesh_owner.allocate_rid();
}
void MeshStorage::mesh_initialize(RID p_rid) {
mesh_owner.initialize_rid(p_rid, Mesh());
}
void MeshStorage::mesh_free(RID p_rid) {
mesh_clear(p_rid);
mesh_set_shadow_mesh(p_rid, RID());
Mesh *mesh = mesh_owner.get_or_null(p_rid);
ERR_FAIL_NULL(mesh);
mesh->dependency.deleted_notify(p_rid);
if (mesh->instances.size()) {
ERR_PRINT("deleting mesh with active instances");
}
if (mesh->shadow_owners.size()) {
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_owner.free(p_rid);
}
void MeshStorage::mesh_set_blend_shape_count(RID p_mesh, int p_blend_shape_count) {
ERR_FAIL_COND(p_blend_shape_count < 0);
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_COND(mesh->surface_count > 0); //surfaces already exist
mesh->blend_shape_count = p_blend_shape_count;
}
/// Returns stride
void MeshStorage::mesh_add_surface(RID p_mesh, const RS::SurfaceData &p_surface) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_COND(mesh->surface_count == RS::MAX_MESH_SURFACES);
#ifdef DEBUG_ENABLED
//do a validation, to catch errors first
{
uint32_t stride = 0;
uint32_t attrib_stride = 0;
uint32_t skin_stride = 0;
for (int i = 0; i < RS::ARRAY_WEIGHTS; i++) {
if ((p_surface.format & (1ULL << i))) {
switch (i) {
case RS::ARRAY_VERTEX: {
if ((p_surface.format & RS::ARRAY_FLAG_USE_2D_VERTICES) || (p_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES)) {
stride += sizeof(float) * 2;
} else {
stride += sizeof(float) * 3;
}
} break;
case RS::ARRAY_NORMAL: {
stride += sizeof(uint16_t) * 2;
} break;
case RS::ARRAY_TANGENT: {
if (!(p_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES)) {
stride += sizeof(uint16_t) * 2;
}
} break;
case RS::ARRAY_COLOR: {
attrib_stride += sizeof(uint32_t);
} break;
case RS::ARRAY_TEX_UV: {
if (p_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES) {
attrib_stride += sizeof(uint16_t) * 2;
} else {
attrib_stride += sizeof(float) * 2;
}
} break;
case RS::ARRAY_TEX_UV2: {
if (p_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES) {
attrib_stride += sizeof(uint16_t) * 2;
} else {
attrib_stride += sizeof(float) * 2;
}
} break;
case RS::ARRAY_CUSTOM0:
case RS::ARRAY_CUSTOM1:
case RS::ARRAY_CUSTOM2:
case RS::ARRAY_CUSTOM3: {
int idx = i - RS::ARRAY_CUSTOM0;
const uint32_t fmt_shift[RS::ARRAY_CUSTOM_COUNT] = { RS::ARRAY_FORMAT_CUSTOM0_SHIFT, RS::ARRAY_FORMAT_CUSTOM1_SHIFT, RS::ARRAY_FORMAT_CUSTOM2_SHIFT, RS::ARRAY_FORMAT_CUSTOM3_SHIFT };
uint32_t fmt = (p_surface.format >> fmt_shift[idx]) & RS::ARRAY_FORMAT_CUSTOM_MASK;
const uint32_t fmtsize[RS::ARRAY_CUSTOM_MAX] = { 4, 4, 4, 8, 4, 8, 12, 16 };
attrib_stride += fmtsize[fmt];
} break;
case RS::ARRAY_WEIGHTS:
case RS::ARRAY_BONES: {
//uses a separate array
bool use_8 = p_surface.format & RS::ARRAY_FLAG_USE_8_BONE_WEIGHTS;
skin_stride += sizeof(int16_t) * (use_8 ? 16 : 8);
} break;
}
}
}
int expected_size = stride * p_surface.vertex_count;
ERR_FAIL_COND_MSG(expected_size != p_surface.vertex_data.size(), "Size of vertex data provided (" + itos(p_surface.vertex_data.size()) + ") does not match expected (" + itos(expected_size) + ")");
int bs_expected_size = expected_size * mesh->blend_shape_count;
ERR_FAIL_COND_MSG(bs_expected_size != p_surface.blend_shape_data.size(), "Size of blend shape data provided (" + itos(p_surface.blend_shape_data.size()) + ") does not match expected (" + itos(bs_expected_size) + ")");
int expected_attrib_size = attrib_stride * p_surface.vertex_count;
ERR_FAIL_COND_MSG(expected_attrib_size != p_surface.attribute_data.size(), "Size of attribute data provided (" + itos(p_surface.attribute_data.size()) + ") does not match expected (" + itos(expected_attrib_size) + ")");
if ((p_surface.format & RS::ARRAY_FORMAT_WEIGHTS) && (p_surface.format & RS::ARRAY_FORMAT_BONES)) {
expected_size = skin_stride * p_surface.vertex_count;
ERR_FAIL_COND_MSG(expected_size != p_surface.skin_data.size(), "Size of skin data provided (" + itos(p_surface.skin_data.size()) + ") does not match expected (" + itos(expected_size) + ")");
}
}
#endif
uint64_t surface_version = p_surface.format & (uint64_t(RS::ARRAY_FLAG_FORMAT_VERSION_MASK) << RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT);
RS::SurfaceData new_surface = p_surface;
#ifdef DISABLE_DEPRECATED
ERR_FAIL_COND_MSG(surface_version != RS::ARRAY_FLAG_FORMAT_CURRENT_VERSION, "Surface version provided (" + itos(int(surface_version >> RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT)) + ") does not match current version (" + itos(RS::ARRAY_FLAG_FORMAT_CURRENT_VERSION >> RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT) + ")");
#else
if (surface_version != uint64_t(RS::ARRAY_FLAG_FORMAT_CURRENT_VERSION)) {
RS::get_singleton()->fix_surface_compatibility(new_surface);
surface_version = new_surface.format & (RS::ARRAY_FLAG_FORMAT_VERSION_MASK << RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT);
ERR_FAIL_COND_MSG(surface_version != RS::ARRAY_FLAG_FORMAT_CURRENT_VERSION,
vformat("Surface version provided (%d) does not match current version (%d).",
(surface_version >> RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT) & RS::ARRAY_FLAG_FORMAT_VERSION_MASK,
(RS::ARRAY_FLAG_FORMAT_CURRENT_VERSION >> RS::ARRAY_FLAG_FORMAT_VERSION_SHIFT) & RS::ARRAY_FLAG_FORMAT_VERSION_MASK));
}
#endif
Mesh::Surface *s = memnew(Mesh::Surface);
s->format = new_surface.format;
s->primitive = new_surface.primitive;
bool use_as_storage = (new_surface.skin_data.size() || mesh->blend_shape_count > 0);
if (new_surface.vertex_data.size()) {
// If we have an uncompressed surface that contains normals, but not tangents, we need to differentiate the array
// from a compressed array in the shader. To do so, we allow the the normal to read 4 components out of the buffer
// But only give it 2 components per normal. So essentially, each vertex reads the next normal in normal.zw.
// This allows us to avoid adding a shader permutation, and avoid passing dummy tangents. Since the stride is kept small
// this should still be a net win for bandwidth.
// If we do this, then the last normal will read past the end of the array. So we need to pad the array with dummy data.
if (!(new_surface.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES) && (new_surface.format & RS::ARRAY_FORMAT_NORMAL) && !(new_surface.format & RS::ARRAY_FORMAT_TANGENT)) {
// Unfortunately, we need to copy the buffer, which is fine as doing a resize triggers a CoW anyway.
Vector<uint8_t> new_vertex_data;
new_vertex_data.resize_zeroed(new_surface.vertex_data.size() + sizeof(uint16_t) * 2);
memcpy(new_vertex_data.ptrw(), new_surface.vertex_data.ptr(), new_surface.vertex_data.size());
s->vertex_buffer = RD::get_singleton()->vertex_buffer_create(new_vertex_data.size(), new_vertex_data, use_as_storage);
s->vertex_buffer_size = new_vertex_data.size();
} else {
s->vertex_buffer = RD::get_singleton()->vertex_buffer_create(new_surface.vertex_data.size(), new_surface.vertex_data, use_as_storage);
s->vertex_buffer_size = new_surface.vertex_data.size();
}
}
if (new_surface.attribute_data.size()) {
s->attribute_buffer = RD::get_singleton()->vertex_buffer_create(new_surface.attribute_data.size(), new_surface.attribute_data);
}
if (new_surface.skin_data.size()) {
s->skin_buffer = RD::get_singleton()->vertex_buffer_create(new_surface.skin_data.size(), new_surface.skin_data, use_as_storage);
s->skin_buffer_size = new_surface.skin_data.size();
}
s->vertex_count = new_surface.vertex_count;
if (new_surface.format & RS::ARRAY_FORMAT_BONES) {
mesh->has_bone_weights = true;
}
if (new_surface.index_count) {
bool is_index_16 = new_surface.vertex_count <= 65536 && new_surface.vertex_count > 0;
s->index_buffer = RD::get_singleton()->index_buffer_create(new_surface.index_count, is_index_16 ? RD::INDEX_BUFFER_FORMAT_UINT16 : RD::INDEX_BUFFER_FORMAT_UINT32, new_surface.index_data, false);
s->index_count = new_surface.index_count;
s->index_array = RD::get_singleton()->index_array_create(s->index_buffer, 0, s->index_count);
if (new_surface.lods.size()) {
s->lods = memnew_arr(Mesh::Surface::LOD, new_surface.lods.size());
s->lod_count = new_surface.lods.size();
for (int i = 0; i < new_surface.lods.size(); i++) {
uint32_t indices = new_surface.lods[i].index_data.size() / (is_index_16 ? 2 : 4);
s->lods[i].index_buffer = RD::get_singleton()->index_buffer_create(indices, is_index_16 ? RD::INDEX_BUFFER_FORMAT_UINT16 : RD::INDEX_BUFFER_FORMAT_UINT32, new_surface.lods[i].index_data);
s->lods[i].index_array = RD::get_singleton()->index_array_create(s->lods[i].index_buffer, 0, indices);
s->lods[i].edge_length = new_surface.lods[i].edge_length;
s->lods[i].index_count = indices;
}
}
}
ERR_FAIL_COND_MSG(!new_surface.index_count && !new_surface.vertex_count, "Meshes must contain a vertex array, an index array, or both");
s->aabb = new_surface.aabb;
s->bone_aabbs = new_surface.bone_aabbs; //only really useful for returning them.
s->mesh_to_skeleton_xform = p_surface.mesh_to_skeleton_xform;
s->uv_scale = new_surface.uv_scale;
if (mesh->blend_shape_count > 0) {
s->blend_shape_buffer = RD::get_singleton()->storage_buffer_create(new_surface.blend_shape_data.size(), new_surface.blend_shape_data);
}
if (use_as_storage) {
Vector<RD::Uniform> uniforms;
{
RD::Uniform u;
u.binding = 0;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
if (s->vertex_buffer.is_valid()) {
u.append_id(s->vertex_buffer);
} else {
u.append_id(default_rd_storage_buffer);
}
uniforms.push_back(u);
}
{
RD::Uniform u;
u.binding = 1;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
if (s->skin_buffer.is_valid()) {
u.append_id(s->skin_buffer);
} else {
u.append_id(default_rd_storage_buffer);
}
uniforms.push_back(u);
}
{
RD::Uniform u;
u.binding = 2;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
if (s->blend_shape_buffer.is_valid()) {
u.append_id(s->blend_shape_buffer);
} else {
u.append_id(default_rd_storage_buffer);
}
uniforms.push_back(u);
}
s->uniform_set = RD::get_singleton()->uniform_set_create(uniforms, skeleton_shader.version_shader[0], SkeletonShader::UNIFORM_SET_SURFACE);
}
if (mesh->surface_count == 0) {
mesh->aabb = new_surface.aabb;
} else {
mesh->aabb.merge_with(new_surface.aabb);
}
mesh->skeleton_aabb_version = 0;
s->material = new_surface.material;
mesh->surfaces = (Mesh::Surface **)memrealloc(mesh->surfaces, sizeof(Mesh::Surface *) * (mesh->surface_count + 1));
mesh->surfaces[mesh->surface_count] = s;
mesh->surface_count++;
for (MeshInstance *mi : mesh->instances) {
_mesh_instance_add_surface(mi, mesh, mesh->surface_count - 1);
}
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->material_cache.clear();
}
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);
return mesh->blend_shape_count;
}
void MeshStorage::mesh_set_blend_shape_mode(RID p_mesh, RS::BlendShapeMode p_mode) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_INDEX((int)p_mode, 2);
mesh->blend_shape_mode = p_mode;
}
RS::BlendShapeMode MeshStorage::mesh_get_blend_shape_mode(RID p_mesh) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, RS::BLEND_SHAPE_MODE_NORMALIZED);
return mesh->blend_shape_mode;
}
void MeshStorage::mesh_surface_update_vertex_region(RID p_mesh, int p_surface, int p_offset, const Vector<uint8_t> &p_data) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
ERR_FAIL_COND(p_data.size() == 0);
ERR_FAIL_COND(mesh->surfaces[p_surface]->vertex_buffer.is_null());
uint64_t data_size = p_data.size();
const uint8_t *r = p_data.ptr();
RD::get_singleton()->buffer_update(mesh->surfaces[p_surface]->vertex_buffer, p_offset, data_size, r);
}
void MeshStorage::mesh_surface_update_attribute_region(RID p_mesh, int p_surface, int p_offset, const Vector<uint8_t> &p_data) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
ERR_FAIL_COND(p_data.size() == 0);
ERR_FAIL_COND(mesh->surfaces[p_surface]->attribute_buffer.is_null());
uint64_t data_size = p_data.size();
const uint8_t *r = p_data.ptr();
RD::get_singleton()->buffer_update(mesh->surfaces[p_surface]->attribute_buffer, p_offset, data_size, r);
}
void MeshStorage::mesh_surface_update_skin_region(RID p_mesh, int p_surface, int p_offset, const Vector<uint8_t> &p_data) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
ERR_FAIL_COND(p_data.size() == 0);
ERR_FAIL_COND(mesh->surfaces[p_surface]->skin_buffer.is_null());
uint64_t data_size = p_data.size();
const uint8_t *r = p_data.ptr();
RD::get_singleton()->buffer_update(mesh->surfaces[p_surface]->skin_buffer, p_offset, data_size, r);
}
void MeshStorage::mesh_surface_set_material(RID p_mesh, int p_surface, RID p_material) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
ERR_FAIL_UNSIGNED_INDEX((uint32_t)p_surface, mesh->surface_count);
mesh->surfaces[p_surface]->material = p_material;
mesh->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MATERIAL);
mesh->material_cache.clear();
}
RID MeshStorage::mesh_surface_get_material(RID p_mesh, int p_surface) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, RID());
ERR_FAIL_UNSIGNED_INDEX_V((uint32_t)p_surface, mesh->surface_count, RID());
return mesh->surfaces[p_surface]->material;
}
RS::SurfaceData MeshStorage::mesh_get_surface(RID p_mesh, int p_surface) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, RS::SurfaceData());
ERR_FAIL_UNSIGNED_INDEX_V((uint32_t)p_surface, mesh->surface_count, RS::SurfaceData());
Mesh::Surface &s = *mesh->surfaces[p_surface];
RS::SurfaceData sd;
sd.format = s.format;
if (s.vertex_buffer.is_valid()) {
sd.vertex_data = RD::get_singleton()->buffer_get_data(s.vertex_buffer);
// When using an uncompressed buffer with normals, but without tangents, we have to trim the padding.
if (!(s.format & RS::ARRAY_FLAG_COMPRESS_ATTRIBUTES) && (s.format & RS::ARRAY_FORMAT_NORMAL) && !(s.format & RS::ARRAY_FORMAT_TANGENT)) {
sd.vertex_data.resize(sd.vertex_data.size() - sizeof(uint16_t) * 2);
}
}
if (s.attribute_buffer.is_valid()) {
sd.attribute_data = RD::get_singleton()->buffer_get_data(s.attribute_buffer);
}
if (s.skin_buffer.is_valid()) {
sd.skin_data = RD::get_singleton()->buffer_get_data(s.skin_buffer);
}
sd.vertex_count = s.vertex_count;
sd.index_count = s.index_count;
sd.primitive = s.primitive;
if (sd.index_count) {
sd.index_data = RD::get_singleton()->buffer_get_data(s.index_buffer);
}
sd.aabb = s.aabb;
sd.uv_scale = s.uv_scale;
for (uint32_t i = 0; i < s.lod_count; i++) {
RS::SurfaceData::LOD lod;
lod.edge_length = s.lods[i].edge_length;
lod.index_data = RD::get_singleton()->buffer_get_data(s.lods[i].index_buffer);
sd.lods.push_back(lod);
}
sd.bone_aabbs = s.bone_aabbs;
sd.mesh_to_skeleton_xform = s.mesh_to_skeleton_xform;
if (s.blend_shape_buffer.is_valid()) {
sd.blend_shape_data = RD::get_singleton()->buffer_get_data(s.blend_shape_buffer);
}
return sd;
}
int MeshStorage::mesh_get_surface_count(RID p_mesh) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, 0);
return mesh->surface_count;
}
void MeshStorage::mesh_set_custom_aabb(RID p_mesh, const AABB &p_aabb) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
mesh->custom_aabb = p_aabb;
mesh->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_AABB);
}
AABB MeshStorage::mesh_get_custom_aabb(RID p_mesh) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, AABB());
return mesh->custom_aabb;
}
AABB MeshStorage::mesh_get_aabb(RID p_mesh, RID p_skeleton) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, AABB());
if (mesh->custom_aabb != AABB()) {
return mesh->custom_aabb;
}
Skeleton *skeleton = skeleton_owner.get_or_null(p_skeleton);
// A mesh can be shared by multiple skeletons and we need to avoid using the AABB from a different skeleton.
if (!skeleton || skeleton->size == 0 || (mesh->skeleton_aabb_version == skeleton->version && mesh->skeleton_aabb_rid == p_skeleton)) {
return mesh->aabb;
}
AABB aabb;
for (uint32_t i = 0; i < mesh->surface_count; i++) {
AABB laabb;
const Mesh::Surface &surface = *mesh->surfaces[i];
if ((surface.format & RS::ARRAY_FORMAT_BONES) && surface.bone_aabbs.size()) {
int bs = surface.bone_aabbs.size();
const AABB *skbones = surface.bone_aabbs.ptr();
int sbs = skeleton->size;
ERR_CONTINUE(bs > sbs);
const float *baseptr = skeleton->data.ptr();
bool found_bone_aabb = false;
if (skeleton->use_2d) {
for (int j = 0; j < bs; j++) {
if (skbones[j].size == Vector3(-1, -1, -1)) {
continue; //bone is unused
}
const float *dataptr = baseptr + j * 8;
Transform3D mtx;
mtx.basis.rows[0][0] = dataptr[0];
mtx.basis.rows[0][1] = dataptr[1];
mtx.origin.x = dataptr[3];
mtx.basis.rows[1][0] = dataptr[4];
mtx.basis.rows[1][1] = dataptr[5];
mtx.origin.y = dataptr[7];
// Transform bounds to skeleton's space before applying animation data.
AABB baabb = surface.mesh_to_skeleton_xform.xform(skbones[j]);
baabb = mtx.xform(baabb);
if (!found_bone_aabb) {
laabb = baabb;
found_bone_aabb = true;
} else {
laabb.merge_with(baabb);
}
}
} else {
for (int j = 0; j < bs; j++) {
if (skbones[j].size == Vector3(-1, -1, -1)) {
continue; //bone is unused
}
const float *dataptr = baseptr + j * 12;
Transform3D mtx;
mtx.basis.rows[0][0] = dataptr[0];
mtx.basis.rows[0][1] = dataptr[1];
mtx.basis.rows[0][2] = dataptr[2];
mtx.origin.x = dataptr[3];
mtx.basis.rows[1][0] = dataptr[4];
mtx.basis.rows[1][1] = dataptr[5];
mtx.basis.rows[1][2] = dataptr[6];
mtx.origin.y = dataptr[7];
mtx.basis.rows[2][0] = dataptr[8];
mtx.basis.rows[2][1] = dataptr[9];
mtx.basis.rows[2][2] = dataptr[10];
mtx.origin.z = dataptr[11];
// Transform bounds to skeleton's space before applying animation data.
AABB baabb = surface.mesh_to_skeleton_xform.xform(skbones[j]);
baabb = mtx.xform(baabb);
if (!found_bone_aabb) {
laabb = baabb;
found_bone_aabb = true;
} else {
laabb.merge_with(baabb);
}
}
}
if (found_bone_aabb) {
// Transform skeleton bounds back to mesh's space if any animated AABB applied.
laabb = surface.mesh_to_skeleton_xform.affine_inverse().xform(laabb);
}
if (laabb.size == Vector3()) {
laabb = surface.aabb;
}
} else {
laabb = surface.aabb;
}
if (i == 0) {
aabb = laabb;
} else {
aabb.merge_with(laabb);
}
}
mesh->aabb = aabb;
mesh->skeleton_aabb_version = skeleton->version;
mesh->skeleton_aabb_rid = p_skeleton;
return aabb;
}
void MeshStorage::mesh_set_path(RID p_mesh, const String &p_path) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
mesh->path = p_path;
}
String MeshStorage::mesh_get_path(RID p_mesh) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, String());
return mesh->path;
}
void MeshStorage::mesh_set_shadow_mesh(RID p_mesh, RID p_shadow_mesh) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
Mesh *shadow_mesh = mesh_owner.get_or_null(mesh->shadow_mesh);
if (shadow_mesh) {
shadow_mesh->shadow_owners.erase(mesh);
}
mesh->shadow_mesh = p_shadow_mesh;
shadow_mesh = mesh_owner.get_or_null(mesh->shadow_mesh);
if (shadow_mesh) {
shadow_mesh->shadow_owners.insert(mesh);
}
mesh->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MESH);
}
void MeshStorage::mesh_clear(RID p_mesh) {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL(mesh);
// Clear instance data before mesh data.
for (MeshInstance *mi : mesh->instances) {
_mesh_instance_clear(mi);
}
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]);
}
if (mesh->surfaces) {
memfree(mesh->surfaces);
}
mesh->surfaces = nullptr;
mesh->surface_count = 0;
mesh->material_cache.clear();
mesh->has_bone_weights = false;
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);
return mesh->blend_shape_count > 0 || (mesh->has_bone_weights && p_has_skeleton);
}
Dependency *MeshStorage::mesh_get_dependency(RID p_mesh) const {
Mesh *mesh = mesh_owner.get_or_null(p_mesh);
ERR_FAIL_NULL_V(mesh, nullptr);
return &mesh->dependency;
}
/* MESH INSTANCE */
RID MeshStorage::mesh_instance_create(RID p_base) {
Mesh *mesh = mesh_owner.get_or_null(p_base);
ERR_FAIL_NULL_V(mesh, RID());
RID rid = mesh_instance_owner.make_rid();
MeshInstance *mi = mesh_instance_owner.get_or_null(rid);
mi->mesh = mesh;
for (uint32_t i = 0; i < mesh->surface_count; i++) {
_mesh_instance_add_surface(mi, mesh, i);
}
mi->I = mesh->instances.push_back(mi);
mi->dirty = true;
return rid;
}
void MeshStorage::mesh_instance_free(RID p_rid) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_rid);
_mesh_instance_clear(mi);
mi->mesh->instances.erase(mi->I);
mi->I = nullptr;
mesh_instance_owner.free(p_rid);
}
void MeshStorage::mesh_instance_set_skeleton(RID p_mesh_instance, RID p_skeleton) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_mesh_instance);
if (mi->skeleton == p_skeleton) {
return;
}
mi->skeleton = p_skeleton;
mi->skeleton_version = 0;
mi->dirty = true;
}
void MeshStorage::mesh_instance_set_blend_shape_weight(RID p_mesh_instance, int p_shape, float p_weight) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_mesh_instance);
ERR_FAIL_NULL(mi);
ERR_FAIL_INDEX(p_shape, (int)mi->blend_weights.size());
mi->blend_weights[p_shape] = p_weight;
mi->weights_dirty = true;
//will be eventually updated
}
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]);
}
}
}
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;
}
void MeshStorage::_mesh_instance_add_surface(MeshInstance *mi, Mesh *mesh, uint32_t p_surface) {
if (mesh->blend_shape_count > 0 && mi->blend_weights_buffer.is_null()) {
mi->blend_weights.resize(mesh->blend_shape_count);
for (float &weight : mi->blend_weights) {
weight = 0;
}
mi->blend_weights_buffer = RD::get_singleton()->storage_buffer_create(sizeof(float) * mi->blend_weights.size(), mi->blend_weights.to_byte_array());
mi->weights_dirty = true;
}
MeshInstance::Surface s;
if ((mesh->blend_shape_count > 0 || (mesh->surfaces[p_surface]->format & RS::ARRAY_FORMAT_BONES)) && mesh->surfaces[p_surface]->vertex_buffer_size > 0) {
_mesh_instance_add_surface_buffer(mi, mesh, &s, p_surface, 0);
}
mi->surfaces.push_back(s);
mi->dirty = true;
}
void MeshStorage::_mesh_instance_add_surface_buffer(MeshInstance *mi, Mesh *mesh, MeshInstance::Surface *s, uint32_t p_surface, uint32_t p_buffer_index) {
s->vertex_buffer[p_buffer_index] = RD::get_singleton()->vertex_buffer_create(mesh->surfaces[p_surface]->vertex_buffer_size, Vector<uint8_t>(), true);
Vector<RD::Uniform> uniforms;
{
RD::Uniform u;
u.binding = 1;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
u.append_id(s->vertex_buffer[p_buffer_index]);
uniforms.push_back(u);
}
{
RD::Uniform u;
u.binding = 2;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
if (mi->blend_weights_buffer.is_valid()) {
u.append_id(mi->blend_weights_buffer);
} else {
u.append_id(default_rd_storage_buffer);
}
uniforms.push_back(u);
}
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_check_for_update(RID p_mesh_instance) {
MeshInstance *mi = mesh_instance_owner.get_or_null(p_mesh_instance);
bool needs_update = mi->dirty;