bool Model::parseVertexDef(FS::IFile& file, bgfx::VertexDecl* vertex_definition)
{
vertex_definition->begin();
uint32 attribute_count;
file.read(&attribute_count, sizeof(attribute_count));
for (uint32 i = 0; i < attribute_count; ++i)
{
char tmp[50];
uint32 len;
file.read(&len, sizeof(len));
if (len > sizeof(tmp) - 1)
{
return false;
}
file.read(tmp, len);
tmp[len] = '\0';
if (compareString(tmp, "in_position") == 0)
{
vertex_definition->add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float);
}
else if (compareString(tmp, "in_colors") == 0)
{
vertex_definition->add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true, false);
}
else if (compareString(tmp, "in_tex_coords") == 0)
{
vertex_definition->add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float);
}
else if (compareString(tmp, "in_normal") == 0)
{
vertex_definition->add(bgfx::Attrib::Normal, 4, bgfx::AttribType::Uint8, true, true);
}
else if (compareString(tmp, "in_tangents") == 0)
{
vertex_definition->add(bgfx::Attrib::Tangent, 4, bgfx::AttribType::Uint8, true, true);
}
else if (compareString(tmp, "in_weights") == 0)
{
vertex_definition->add(bgfx::Attrib::Weight, 4, bgfx::AttribType::Float);
}
else if (compareString(tmp, "in_indices") == 0)
{
vertex_definition->add(bgfx::Attrib::Indices, 4, bgfx::AttribType::Int16, false, true);
}
else
{
ASSERT(false);
return false;
}
uint32 type;
file.read(&type, sizeof(type));
}
vertex_definition->end();
return true;
}
bool Model::parseVertexDeclEx(FS::IFile& file, bgfx::VertexDecl* vertex_decl)
{
vertex_decl->begin();
u32 attribute_count;
file.read(&attribute_count, sizeof(attribute_count));
for (u32 i = 0; i < attribute_count; ++i)
{
i32 attr;
file.read(&attr, sizeof(attr));
if (attr == (i32)Attrs::Position)
{
vertex_decl->add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float);
}
else if (attr == (i32)Attrs::Color0)
{
vertex_decl->add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true, false);
}
else if (attr == (i32)Attrs::TexCoord0)
{
vertex_decl->add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float);
}
else if (attr == (i32)Attrs::Normal)
{
vertex_decl->add(bgfx::Attrib::Normal, 4, bgfx::AttribType::Uint8, true, true);
}
else if (attr == (i32)Attrs::Tangent)
{
vertex_decl->add(bgfx::Attrib::Tangent, 4, bgfx::AttribType::Uint8, true, true);
}
else if (attr == (i32)Attrs::Weight)
{
vertex_decl->add(bgfx::Attrib::Weight, 4, bgfx::AttribType::Float);
}
else if (attr == (i32)Attrs::Indices)
{
vertex_decl->add(bgfx::Attrib::Indices, 4, bgfx::AttribType::Int16, false, true);
}
else
{
ASSERT(false);
return false;
}
}
vertex_decl->end();
return true;
}
bool Texture::loadRaw(FS::IFile& file)
{
PROFILE_FUNCTION();
size_t size = file.size();
m_BPP = 2;
m_width = (int)sqrt(size / m_BPP);
m_height = m_width;
if (m_data_reference)
{
m_data.resize(size);
file.read(&m_data[0], size);
}
const uint16_t* src_mem = (const uint16_t*)file.getBuffer();
const bgfx::Memory* mem = bgfx::alloc(m_width * m_height * sizeof(float));
float* dst_mem = (float*)mem->data;
for (int i = 0; i < m_width * m_height; ++i)
{
dst_mem[i] = src_mem[i] / 65535.0f;
}
m_texture_handle = bgfx::createTexture2D(
m_width, m_height, 1, bgfx::TextureFormat::R32F, 0, nullptr);
bgfx::updateTexture2D(
m_texture_handle,
0,
0,
0,
m_width,
m_height,
mem);
return bgfx::isValid(m_texture_handle);
}
bool Model::parseLODs(FS::IFile& file)
{
i32 lod_count;
file.read(&lod_count, sizeof(lod_count));
if (lod_count <= 0 || lod_count > lengthOf(m_lods))
{
return false;
}
for (int i = 0; i < lod_count; ++i)
{
file.read(&m_lods[i].to_mesh, sizeof(m_lods[i].to_mesh));
file.read(&m_lods[i].distance, sizeof(m_lods[i].distance));
m_lods[i].from_mesh = i > 0 ? m_lods[i - 1].to_mesh + 1 : 0;
}
return true;
}
void Model::loaded(FS::IFile& file, bool success, FS::FileSystem& fs)
{
PROFILE_FUNCTION();
if (success)
{
FileHeader header;
file.read(&header, sizeof(header));
if (header.m_magic == FILE_MAGIC &&
header.m_version <= (uint32_t)FileVersion::LATEST &&
parseMeshes(file) && parseGeometry(file) && parseBones(file) &&
parseLODs(file))
{
m_size = file.size();
decrementDepCount();
}
else
{
g_log_warning.log("renderer") << "Error loading model "
<< m_path.c_str();
onFailure();
return;
}
}
else
{
g_log_warning.log("renderer") << "Error loading model "
<< m_path.c_str();
onFailure();
}
}
JsonSerializer::JsonSerializer(FS::IFile& file,
AccessMode access_mode,
const Path& path,
IAllocator& allocator)
: m_file(file)
, m_access_mode(access_mode)
, m_allocator(allocator)
{
m_is_error = false;
copyString(m_path, path.c_str());
m_is_first_in_block = true;
m_data = nullptr;
m_is_string_token = false;
if (m_access_mode == READ)
{
m_data_size = (int)file.size();
if (file.getBuffer() != nullptr)
{
m_data = (const char*)file.getBuffer();
m_own_data = false;
}
else
{
int size = (int)m_file.size();
char* data = (char*)m_allocator.allocate(size);
m_own_data = true;
file.read(data, m_data_size);
m_data = data;
}
m_token = m_data;
m_token_size = 0;
deserializeToken();
}
}
bool Model::parseLODs(FS::IFile& file)
{
int32 lod_count;
file.read(&lod_count, sizeof(lod_count));
if (lod_count <= 0)
{
return false;
}
m_lods.resize(lod_count);
for (int i = 0; i < lod_count; ++i)
{
file.read(&m_lods[i].m_to_mesh, sizeof(m_lods[i].m_to_mesh));
file.read(&m_lods[i].m_distance, sizeof(m_lods[i].m_distance));
m_lods[i].m_from_mesh = i > 0 ? m_lods[i - 1].m_to_mesh + 1 : 0;
}
return true;
}
void Animation::loaded(FS::IFile& file, bool success, FS::FileSystem& fs)
{
if (success)
{
IAllocator& allocator = getAllocator();
allocator.deallocate(m_positions);
allocator.deallocate(m_rotations);
allocator.deallocate(m_bones);
m_positions = nullptr;
m_rotations = nullptr;
m_bones = 0;
m_frame_count = m_bone_count = 0;
Header header;
file.read(&header, sizeof(header));
if (header.magic != HEADER_MAGIC)
{
onFailure();
g_log_error.log("animation") << m_path.c_str() << " is not an animation file";
return;
}
if (header.version > 1)
{
onFailure();
g_log_error.log("animation") << "Unsupported animation version " << header.version << " (" << m_path.c_str() << ")";
return;
}
m_fps = header.fps;
file.read(&m_frame_count, sizeof(m_frame_count));
file.read(&m_bone_count, sizeof(m_bone_count));
m_positions = static_cast<Vec3*>(allocator.allocate(sizeof(Vec3) * m_frame_count * m_bone_count));
m_rotations = static_cast<Quat*>(allocator.allocate(sizeof(Quat) * m_frame_count * m_bone_count));
m_bones = static_cast<uint32_t*>(allocator.allocate(sizeof(uint32_t) * m_bone_count));
file.read(&m_positions[0], sizeof(Vec3)* m_bone_count * m_frame_count);
file.read(&m_rotations[0], sizeof(Quat)* m_bone_count * m_frame_count);
file.read(m_bones, sizeof(m_bones[0]) * m_bone_count);
m_size = file.size();
decrementDepCount();
}
else
{
onFailure();
}
}
bool ShaderBinary::load(FS::IFile& file)
{
auto* mem = bgfx::alloc((uint32)file.size() + 1);
file.read(mem->data, file.size());
mem->data[file.size()] = '\0';
m_handle = bgfx::createShader(mem);
m_size = file.size();
return bgfx::isValid(m_handle);
}
bool Model::load(FS::IFile& file)
{
PROFILE_FUNCTION();
FileHeader header;
file.read(&header, sizeof(header));
if (header.magic != FILE_MAGIC)
{
g_log_warning.log("Renderer") << "Corrupted model " << getPath().c_str();
return false;
}
if(header.version > (u32)FileVersion::LATEST)
{
g_log_warning.log("Renderer") << "Unsupported version of model " << getPath().c_str();
return false;
}
u32 global_flags = 0; // backward compatibility
if(header.version > (u32)FileVersion::WITH_FLAGS)
{
file.read(&global_flags, sizeof(global_flags));
}
bgfx::VertexDecl global_vertex_decl;
if (header.version > (u32)FileVersion::SINGLE_VERTEX_DECL && header.version <= (u32)FileVersion::MULTIPLE_VERTEX_DECLS)
{
parseVertexDeclEx(file, &global_vertex_decl);
}
if (parseMeshes(global_vertex_decl, file, (FileVersion)header.version, global_flags)
&& parseBones(file)
&& parseLODs(file))
{
m_size = file.size();
return true;
}
g_log_error.log("Renderer") << "Error loading model " << getPath().c_str();
return false;
}
bool Model::parseGeometry(FS::IFile& file)
{
int32_t indices_count = 0;
file.read(&indices_count, sizeof(indices_count));
if (indices_count <= 0)
{
return false;
}
m_indices.resize(indices_count);
file.read(&m_indices[0], sizeof(m_indices[0]) * indices_count);
int32_t vertices_size = 0;
file.read(&vertices_size, sizeof(vertices_size));
if (vertices_size <= 0)
{
return false;
}
Array<uint8_t> vertices(m_allocator);
vertices.resize(vertices_size);
file.read(&vertices[0], sizeof(vertices[0]) * vertices.size());
m_geometry_buffer_object.setAttributesData(
&vertices[0], vertices.size(), m_meshes[0].getVertexDefinition());
m_geometry_buffer_object.setIndicesData(
&m_indices[0], m_indices.size() * sizeof(m_indices[0]));
int vertex_count = 0;
for (int i = 0; i < m_meshes.size(); ++i)
{
vertex_count += m_meshes[i].getAttributeArraySize() /
m_meshes[i].getVertexDefinition().getStride();
}
m_vertices.resize(vertex_count);
computeRuntimeData(&vertices[0]);
return true;
}
bool Animation::load(FS::IFile& file)
{
IAllocator& allocator = getAllocator();
allocator.deallocate(m_positions);
allocator.deallocate(m_rotations);
allocator.deallocate(m_bones);
m_positions = nullptr;
m_rotations = nullptr;
m_bones = nullptr;
m_frame_count = m_bone_count = 0;
Header header;
file.read(&header, sizeof(header));
if (header.magic != HEADER_MAGIC)
{
g_log_error.log("Animation") << getPath() << " is not an animation file";
return false;
}
if (header.version > 1)
{
g_log_error.log("Animation") << "Unsupported animation version " << header.version << " ("
<< getPath() << ")";
return false;
}
m_fps = header.fps;
file.read(&m_frame_count, sizeof(m_frame_count));
file.read(&m_bone_count, sizeof(m_bone_count));
m_positions = static_cast<Vec3*>(allocator.allocate(sizeof(Vec3) * m_frame_count * m_bone_count));
m_rotations = static_cast<Quat*>(allocator.allocate(sizeof(Quat) * m_frame_count * m_bone_count));
m_bones = static_cast<uint32*>(allocator.allocate(sizeof(uint32) * m_bone_count));
file.read(&m_positions[0], sizeof(Vec3)* m_bone_count * m_frame_count);
file.read(&m_rotations[0], sizeof(Quat)* m_bone_count * m_frame_count);
file.read(m_bones, sizeof(m_bones[0]) * m_bone_count);
m_size = file.size();
return true;
}
bool Model::parseGeometry(FS::IFile& file)
{
int32 indices_count = 0;
file.read(&indices_count, sizeof(indices_count));
if (indices_count <= 0) return false;
m_indices.resize(indices_count);
file.read(&m_indices[0], sizeof(m_indices[0]) * indices_count);
int32 vertices_size = 0;
file.read(&vertices_size, sizeof(vertices_size));
if (vertices_size <= 0) return false;
ASSERT(!bgfx::isValid(m_vertices_handle));
const bgfx::Memory* vertices_mem = bgfx::alloc(vertices_size);
file.read(vertices_mem->data, vertices_size);
m_vertices_handle = bgfx::createVertexBuffer(vertices_mem, m_meshes[0].getVertexDefinition());
m_vertices_size = vertices_size;
ASSERT(!bgfx::isValid(m_indices_handle));
m_indices_size = sizeof(m_indices[0]) * indices_count;
const bgfx::Memory* mem = bgfx::copy(&m_indices[0], m_indices_size);
m_indices_handle = bgfx::createIndexBuffer(mem, BGFX_BUFFER_INDEX32);
int vertex_count = 0;
for (int i = 0; i < m_meshes.size(); ++i)
{
vertex_count += m_meshes[i].getAttributeArraySize() /
m_meshes[i].getVertexDefinition().getStride();
}
m_vertices.resize(vertex_count);
computeRuntimeData(vertices_mem->data);
return true;
}
bool Model::load(FS::IFile& file)
{
PROFILE_FUNCTION();
FileHeader header;
file.read(&header, sizeof(header));
if (header.m_magic == FILE_MAGIC
&& header.m_version <= (uint32)FileVersion::LATEST
&& parseMeshes(file)
&& parseGeometry(file)
&& parseBones(file)
&& parseLODs(file))
{
m_size = file.size();
return true;
}
g_log_warning.log("renderer") << "Error loading model " << getPath().c_str();
return false;
}
bool Model::parseMeshesOld(bgfx::VertexDecl global_vertex_decl, FS::IFile& file, FileVersion version, u32 global_flags)
{
int object_count = 0;
file.read(&object_count, sizeof(object_count));
if (object_count <= 0) return false;
m_meshes.reserve(object_count);
char model_dir[MAX_PATH_LENGTH];
PathUtils::getDir(model_dir, MAX_PATH_LENGTH, getPath().c_str());
struct Offsets
{
i32 attribute_array_offset;
i32 attribute_array_size;
i32 indices_offset;
i32 mesh_tri_count;
};
Array<Offsets> mesh_offsets(m_allocator);
for (int i = 0; i < object_count; ++i)
{
i32 str_size;
file.read(&str_size, sizeof(str_size));
char material_name[MAX_PATH_LENGTH];
file.read(material_name, str_size);
if (str_size >= MAX_PATH_LENGTH) return false;
material_name[str_size] = 0;
char material_path[MAX_PATH_LENGTH];
copyString(material_path, model_dir);
catString(material_path, material_name);
catString(material_path, ".mat");
auto* material_manager = m_resource_manager.getOwner().get(Material::TYPE);
Material* material = static_cast<Material*>(material_manager->load(Path(material_path)));
Offsets& offsets = mesh_offsets.emplace();
file.read(&offsets.attribute_array_offset, sizeof(offsets.attribute_array_offset));
file.read(&offsets.attribute_array_size, sizeof(offsets.attribute_array_size));
file.read(&offsets.indices_offset, sizeof(offsets.indices_offset));
file.read(&offsets.mesh_tri_count, sizeof(offsets.mesh_tri_count));
file.read(&str_size, sizeof(str_size));
if (str_size >= MAX_PATH_LENGTH)
{
material_manager->unload(*material);
return false;
}
char mesh_name[MAX_PATH_LENGTH];
mesh_name[str_size] = 0;
file.read(mesh_name, str_size);
bgfx::VertexDecl vertex_decl = global_vertex_decl;
if (version <= FileVersion::SINGLE_VERTEX_DECL)
{
parseVertexDecl(file, &vertex_decl);
if (i != 0 && global_vertex_decl.m_hash != vertex_decl.m_hash)
{
g_log_error.log("Renderer") << "Model " << getPath().c_str()
<< " contains meshes with different vertex declarations.";
}
if(i == 0) global_vertex_decl = vertex_decl;
}
m_meshes.emplace(material,
vertex_decl,
mesh_name,
m_allocator);
addDependency(*material);
}
i32 indices_count = 0;
file.read(&indices_count, sizeof(indices_count));
if (indices_count <= 0) return false;
u32 INDICES_16BIT_FLAG = 1;
int index_size = global_flags & INDICES_16BIT_FLAG ? 2 : 4;
Array<u8> indices(m_allocator);
indices.resize(indices_count * index_size);
file.read(&indices[0], indices.size());
i32 vertices_size = 0;
file.read(&vertices_size, sizeof(vertices_size));
if (vertices_size <= 0) return false;
Array<u8> vertices(m_allocator);
vertices.resize(vertices_size);
file.read(&vertices[0], vertices.size());
int vertex_count = 0;
for (const Offsets& offsets : mesh_offsets)
{
vertex_count += offsets.attribute_array_size / global_vertex_decl.getStride();
}
if (version > FileVersion::BOUNDING_SHAPES_PRECOMPUTED)
{
file.read(&m_bounding_radius, sizeof(m_bounding_radius));
file.read(&m_aabb, sizeof(m_aabb));
}
float bounding_radius_squared = 0;
Vec3 min_vertex(0, 0, 0);
Vec3 max_vertex(0, 0, 0);
int vertex_size = global_vertex_decl.getStride();
int position_attribute_offset = global_vertex_decl.getOffset(bgfx::Attrib::Position);
int uv_attribute_offset = global_vertex_decl.getOffset(bgfx::Attrib::TexCoord0);
int weights_attribute_offset = global_vertex_decl.getOffset(bgfx::Attrib::Weight);
int bone_indices_attribute_offset = global_vertex_decl.getOffset(bgfx::Attrib::Indices);
bool keep_skin = global_vertex_decl.has(bgfx::Attrib::Weight) && global_vertex_decl.has(bgfx::Attrib::Indices);
for (int i = 0; i < m_meshes.size(); ++i)
{
Offsets& offsets = mesh_offsets[i];
Mesh& mesh = m_meshes[i];
mesh.indices_count = offsets.mesh_tri_count * 3;
mesh.indices.resize(mesh.indices_count * index_size);
copyMemory(&mesh.indices[0], &indices[offsets.indices_offset * index_size], mesh.indices_count * index_size);
int mesh_vertex_count = offsets.attribute_array_size / global_vertex_decl.getStride();
int mesh_attributes_array_offset = offsets.attribute_array_offset;
mesh.vertices.resize(mesh_vertex_count);
mesh.uvs.resize(mesh_vertex_count);
if (keep_skin) mesh.skin.resize(mesh_vertex_count);
for (int j = 0; j < mesh_vertex_count; ++j)
{
int offset = mesh_attributes_array_offset + j * vertex_size;
if (keep_skin)
{
mesh.skin[j].weights = *(const Vec4*)&vertices[offset + weights_attribute_offset];
copyMemory(mesh.skin[j].indices,
&vertices[offset + bone_indices_attribute_offset],
sizeof(mesh.skin[j].indices));
}
mesh.vertices[j] = *(const Vec3*)&vertices[offset + position_attribute_offset];
mesh.uvs[j] = *(const Vec2*)&vertices[offset + uv_attribute_offset];
float sq_len = mesh.vertices[j].squaredLength();
bounding_radius_squared = Math::maximum(bounding_radius_squared, sq_len > 0 ? sq_len : 0);
min_vertex.x = Math::minimum(min_vertex.x, mesh.vertices[j].x);
min_vertex.y = Math::minimum(min_vertex.y, mesh.vertices[j].y);
min_vertex.z = Math::minimum(min_vertex.z, mesh.vertices[j].z);
max_vertex.x = Math::maximum(max_vertex.x, mesh.vertices[j].x);
max_vertex.y = Math::maximum(max_vertex.y, mesh.vertices[j].y);
max_vertex.z = Math::maximum(max_vertex.z, mesh.vertices[j].z);
}
}
if (version <= FileVersion::BOUNDING_SHAPES_PRECOMPUTED)
{
m_bounding_radius = sqrt(bounding_radius_squared);
m_aabb = AABB(min_vertex, max_vertex);
}
for (int i = 0; i < m_meshes.size(); ++i)
{
Mesh& mesh = m_meshes[i];
Offsets offsets = mesh_offsets[i];
ASSERT(!bgfx::isValid(mesh.index_buffer_handle));
if (global_flags & INDICES_16BIT_FLAG)
{
mesh.flags.set(Mesh::Flags::INDICES_16_BIT);
}
int indices_size = index_size * mesh.indices_count;
const bgfx::Memory* mem = bgfx::copy(&indices[offsets.indices_offset * index_size], indices_size);
mesh.index_buffer_handle = bgfx::createIndexBuffer(mem, index_size == 4 ? BGFX_BUFFER_INDEX32 : 0);
if (!bgfx::isValid(mesh.index_buffer_handle)) return false;
ASSERT(!bgfx::isValid(mesh.vertex_buffer_handle));
const bgfx::Memory* vertices_mem = bgfx::copy(&vertices[offsets.attribute_array_offset], offsets.attribute_array_size);
mesh.vertex_buffer_handle = bgfx::createVertexBuffer(vertices_mem, mesh.vertex_decl);
if (!bgfx::isValid(mesh.vertex_buffer_handle)) return false;
}
return true;
}
bool PhysicsGeometry::load(FS::IFile& file)
{
Header header;
file.read(&header, sizeof(header));
if (header.m_magic != HEADER_MAGIC || header.m_version > (uint32)Versions::LAST)
{
return false;
}
auto* phy_manager = m_resource_manager.get(ResourceManager::PHYSICS);
PhysicsSystem& system = static_cast<PhysicsGeometryManager*>(phy_manager)->getSystem();
uint32 num_verts;
Array<Vec3> verts(getAllocator());
file.read(&num_verts, sizeof(num_verts));
verts.resize(num_verts);
file.read(&verts[0], sizeof(verts[0]) * verts.size());
m_is_convex = header.m_convex != 0;
if (!m_is_convex)
{
physx::PxTriangleMeshGeometry* geom =
LUMIX_NEW(getAllocator(), physx::PxTriangleMeshGeometry)();
m_geometry = geom;
uint32 num_indices;
Array<uint32> tris(getAllocator());
file.read(&num_indices, sizeof(num_indices));
tris.resize(num_indices);
file.read(&tris[0], sizeof(tris[0]) * tris.size());
physx::PxTriangleMeshDesc meshDesc;
meshDesc.points.count = num_verts;
meshDesc.points.stride = sizeof(physx::PxVec3);
meshDesc.points.data = &verts[0];
meshDesc.triangles.count = num_indices / 3;
meshDesc.triangles.stride = 3 * sizeof(physx::PxU32);
meshDesc.triangles.data = &tris[0];
OutputStream writeBuffer(getAllocator());
system.getCooking()->cookTriangleMesh(meshDesc, writeBuffer);
InputStream readBuffer(writeBuffer.data, writeBuffer.size);
geom->triangleMesh = system.getPhysics()->createTriangleMesh(readBuffer);
}
else
{
physx::PxConvexMeshGeometry* geom =
LUMIX_NEW(getAllocator(), physx::PxConvexMeshGeometry)();
m_geometry = geom;
physx::PxConvexMeshDesc meshDesc;
meshDesc.points.count = verts.size();
meshDesc.points.stride = sizeof(Vec3);
meshDesc.points.data = &verts[0];
meshDesc.flags = physx::PxConvexFlag::eCOMPUTE_CONVEX;
OutputStream writeBuffer(getAllocator());
bool status = system.getCooking()->cookConvexMesh(meshDesc, writeBuffer);
if (!status)
{
LUMIX_DELETE(getAllocator(), geom);
m_geometry = nullptr;
return false;
}
InputStream readBuffer(writeBuffer.data, writeBuffer.size);
physx::PxConvexMesh* mesh = system.getPhysics()->createConvexMesh(readBuffer);
geom->convexMesh = mesh;
}
m_size = file.size();
return true;
}
bool Model::parseMeshes(FS::IFile& file)
{
int object_count = 0;
file.read(&object_count, sizeof(object_count));
if (object_count <= 0) return false;
m_meshes.reserve(object_count);
char model_dir[MAX_PATH_LENGTH];
PathUtils::getDir(model_dir, MAX_PATH_LENGTH, getPath().c_str());
for (int i = 0; i < object_count; ++i)
{
int32 str_size;
file.read(&str_size, sizeof(str_size));
char material_name[MAX_PATH_LENGTH];
file.read(material_name, str_size);
if (str_size >= MAX_PATH_LENGTH) return false;
material_name[str_size] = 0;
char material_path[MAX_PATH_LENGTH];
copyString(material_path, model_dir);
catString(material_path, material_name);
catString(material_path, ".mat");
auto* material_manager = m_resource_manager.get(ResourceManager::MATERIAL);
Material* material = static_cast<Material*>(material_manager->load(Path(material_path)));
int32 attribute_array_offset = 0;
file.read(&attribute_array_offset, sizeof(attribute_array_offset));
int32 attribute_array_size = 0;
file.read(&attribute_array_size, sizeof(attribute_array_size));
int32 indices_offset = 0;
file.read(&indices_offset, sizeof(indices_offset));
int32 mesh_tri_count = 0;
file.read(&mesh_tri_count, sizeof(mesh_tri_count));
file.read(&str_size, sizeof(str_size));
if (str_size >= MAX_PATH_LENGTH)
{
material_manager->unload(*material);
return false;
}
char mesh_name[MAX_PATH_LENGTH];
mesh_name[str_size] = 0;
file.read(mesh_name, str_size);
bgfx::VertexDecl def;
parseVertexDef(file, &def);
m_meshes.emplace(def,
material,
attribute_array_offset,
attribute_array_size,
indices_offset,
mesh_tri_count * 3,
mesh_name,
m_allocator);
addDependency(*material);
}
return true;
}
bool Model::parseBones(FS::IFile& file)
{
int bone_count;
file.read(&bone_count, sizeof(bone_count));
if (bone_count < 0)
{
return false;
}
m_bones.reserve(bone_count);
for (int i = 0; i < bone_count; ++i)
{
Model::Bone& b = m_bones.emplace(m_allocator);
int len;
file.read(&len, sizeof(len));
char tmp[MAX_PATH_LENGTH];
if (len >= MAX_PATH_LENGTH)
{
return false;
}
file.read(tmp, len + 1);
tmp[len] = 0;
b.name = tmp;
m_bone_map.insert(crc32(b.name.c_str()), m_bones.size() - 1);
file.read(&len, sizeof(len));
if (len >= MAX_PATH_LENGTH)
{
return false;
}
if(len > 0)
{
file.read(tmp, len);
tmp[len] = 0;
b.parent = tmp;
}
else
{
b.parent = "";
}
file.read(&b.position.x, sizeof(float) * 3);
file.read(&b.rotation.x, sizeof(float) * 4);
}
m_first_nonroot_bone_index = -1;
for (int i = 0; i < bone_count; ++i)
{
Model::Bone& b = m_bones[i];
if (b.parent.length() == 0)
{
b.parent_idx = -1;
}
else
{
b.parent_idx = getBoneIdx(b.parent.c_str());
if (b.parent_idx > i || b.parent_idx < 0)
{
g_log_error.log("renderer") << "Invalid skeleton in "
<< getPath().c_str();
return false;
}
if (m_first_nonroot_bone_index == -1)
{
m_first_nonroot_bone_index = i;
}
}
}
for (int i = 0; i < m_bones.size(); ++i)
{
m_bones[i].rotation.toMatrix(m_bones[i].inv_bind_matrix);
m_bones[i].inv_bind_matrix.translate(m_bones[i].position);
}
for (int i = 0; i < m_bones.size(); ++i)
{
m_bones[i].inv_bind_matrix.fastInverse();
}
return true;
}
bool Model::parseMeshes(const bgfx::VertexDecl& global_vertex_decl, FS::IFile& file, FileVersion version, u32 global_flags)
{
if (version <= FileVersion::MULTIPLE_VERTEX_DECLS) return parseMeshesOld(global_vertex_decl, file, version, global_flags);
int object_count = 0;
file.read(&object_count, sizeof(object_count));
if (object_count <= 0) return false;
char model_dir[MAX_PATH_LENGTH];
PathUtils::getDir(model_dir, MAX_PATH_LENGTH, getPath().c_str());
m_meshes.reserve(object_count);
for (int i = 0; i < object_count; ++i)
{
bgfx::VertexDecl vertex_decl;
if (!parseVertexDeclEx(file, &vertex_decl)) return false;
i32 str_size;
file.read(&str_size, sizeof(str_size));
char material_name[MAX_PATH_LENGTH];
file.read(material_name, str_size);
if (str_size >= MAX_PATH_LENGTH) return false;
material_name[str_size] = 0;
char material_path[MAX_PATH_LENGTH];
copyString(material_path, model_dir);
catString(material_path, material_name);
catString(material_path, ".mat");
auto* material_manager = m_resource_manager.getOwner().get(Material::TYPE);
Material* material = static_cast<Material*>(material_manager->load(Path(material_path)));
file.read(&str_size, sizeof(str_size));
char mesh_name[MAX_PATH_LENGTH];
mesh_name[str_size] = 0;
file.read(mesh_name, str_size);
m_meshes.emplace(material, vertex_decl, mesh_name, m_allocator);
addDependency(*material);
}
for (int i = 0; i < object_count; ++i)
{
Mesh& mesh = m_meshes[i];
int index_size;
int indices_count;
file.read(&index_size, sizeof(index_size));
if (index_size != 2 && index_size != 4) return false;
file.read(&indices_count, sizeof(indices_count));
if (indices_count <= 0) return false;
mesh.indices.resize(index_size * indices_count);
file.read(&mesh.indices[0], mesh.indices.size());
if (index_size == 2) mesh.flags.set(Mesh::Flags::INDICES_16_BIT);
mesh.indices_count = indices_count;
const bgfx::Memory* indices_mem = bgfx::copy(&mesh.indices[0], mesh.indices.size());
mesh.index_buffer_handle = bgfx::createIndexBuffer(indices_mem);
}
for (int i = 0; i < object_count; ++i)
{
Mesh& mesh = m_meshes[i];
int data_size;
file.read(&data_size, sizeof(data_size));
const bgfx::Memory* vertices_mem = bgfx::alloc(data_size);
file.read(vertices_mem->data, vertices_mem->size);
const bgfx::VertexDecl& vertex_decl = mesh.vertex_decl;
int position_attribute_offset = vertex_decl.getOffset(bgfx::Attrib::Position);
int uv_attribute_offset = vertex_decl.getOffset(bgfx::Attrib::TexCoord0);
int weights_attribute_offset = vertex_decl.getOffset(bgfx::Attrib::Weight);
int bone_indices_attribute_offset = vertex_decl.getOffset(bgfx::Attrib::Indices);
bool keep_skin = vertex_decl.has(bgfx::Attrib::Weight) && vertex_decl.has(bgfx::Attrib::Indices);
int vertex_size = mesh.vertex_decl.getStride();
int mesh_vertex_count = vertices_mem->size / mesh.vertex_decl.getStride();
mesh.vertices.resize(mesh_vertex_count);
mesh.uvs.resize(mesh_vertex_count);
if (keep_skin) mesh.skin.resize(mesh_vertex_count);
const u8* vertices = vertices_mem->data;
for (int j = 0; j < mesh_vertex_count; ++j)
{
int offset = j * vertex_size;
if (keep_skin)
{
mesh.skin[j].weights = *(const Vec4*)&vertices[offset + weights_attribute_offset];
copyMemory(mesh.skin[j].indices,
&vertices[offset + bone_indices_attribute_offset],
sizeof(mesh.skin[j].indices));
}
mesh.vertices[j] = *(const Vec3*)&vertices[offset + position_attribute_offset];
mesh.uvs[j] = *(const Vec2*)&vertices[offset + uv_attribute_offset];
}
mesh.vertex_buffer_handle = bgfx::createVertexBuffer(vertices_mem, mesh.vertex_decl);
}
file.read(&m_bounding_radius, sizeof(m_bounding_radius));
file.read(&m_aabb, sizeof(m_aabb));
return true;
}
bool Texture::loadTGA(FS::IFile& file)
{
PROFILE_FUNCTION();
TGAHeader header;
file.read(&header, sizeof(header));
int color_mode = header.bitsPerPixel / 8;
int image_size = header.width * header.height * 4;
if (header.dataType != 2)
{
g_log_error.log("renderer") << "Unsupported texture format "
<< m_path.c_str();
return false;
}
if (color_mode < 3)
{
g_log_error.log("renderer") << "Unsupported color mode "
<< m_path.c_str();
return false;
}
m_width = header.width;
m_height = header.height;
TextureManager* manager = static_cast<TextureManager*>(
getResourceManager().get(ResourceManager::TEXTURE));
if (m_data_reference)
{
m_data.resize(image_size);
}
uint8_t* image_dest = m_data_reference
? &m_data[0]
: (uint8_t*)manager->getBuffer(image_size);
// Targa is BGR, swap to RGB, add alpha and flip Y axis
for (long y = 0; y < header.height; y++)
{
long read_index = y * header.width * color_mode;
long write_index = ((header.imageDescriptor & 32) != 0)
? read_index
: y * header.width * 4;
for (long x = 0; x < header.width; x++)
{
file.read(&image_dest[write_index + 2], sizeof(uint8_t));
file.read(&image_dest[write_index + 1], sizeof(uint8_t));
file.read(&image_dest[write_index + 0], sizeof(uint8_t));
if (color_mode == 4)
file.read(&image_dest[write_index + 3], sizeof(uint8_t));
else
image_dest[write_index + 3] = 255;
write_index += 4;
}
}
m_BPP = 4;
m_texture_handle = bgfx::createTexture2D(
header.width,
header.height,
1,
bgfx::TextureFormat::RGBA8,
m_flags,
0);
bgfx::updateTexture2D(
m_texture_handle,
0,
0,
0,
header.width,
header.height,
bgfx::copy(image_dest, header.width * header.height * 4));
m_depth = 1;
return bgfx::isValid(m_texture_handle);
}
bool Model::parseBones(FS::IFile& file)
{
int bone_count;
file.read(&bone_count, sizeof(bone_count));
if (bone_count < 0) return false;
if (bone_count > Bone::MAX_COUNT)
{
g_log_warning.log("Renderer") << "Model " << getPath().c_str() << " has too many bones.";
return false;
}
m_bones.reserve(bone_count);
for (int i = 0; i < bone_count; ++i)
{
Model::Bone& b = m_bones.emplace(m_allocator);
int len;
file.read(&len, sizeof(len));
char tmp[MAX_PATH_LENGTH];
if (len >= MAX_PATH_LENGTH)
{
return false;
}
file.read(tmp, len);
tmp[len] = 0;
b.name = tmp;
m_bone_map.insert(crc32(b.name.c_str()), m_bones.size() - 1);
file.read(&len, sizeof(len));
if (len >= MAX_PATH_LENGTH)
{
return false;
}
if(len > 0)
{
file.read(tmp, len);
tmp[len] = 0;
b.parent = tmp;
}
else
{
b.parent = "";
}
file.read(&b.transform.pos.x, sizeof(float) * 3);
file.read(&b.transform.rot.x, sizeof(float) * 4);
}
m_first_nonroot_bone_index = -1;
for (int i = 0; i < bone_count; ++i)
{
Model::Bone& b = m_bones[i];
if (b.parent.length() == 0)
{
if (m_first_nonroot_bone_index != -1)
{
g_log_error.log("Renderer") << "Invalid skeleton in " << getPath().c_str();
return false;
}
b.parent_idx = -1;
}
else
{
b.parent_idx = getBoneIdx(b.parent.c_str());
if (b.parent_idx > i || b.parent_idx < 0)
{
g_log_error.log("Renderer") << "Invalid skeleton in " << getPath().c_str();
return false;
}
if (m_first_nonroot_bone_index == -1)
{
m_first_nonroot_bone_index = i;
}
}
}
for (int i = 0; i < m_bones.size(); ++i)
{
m_bones[i].inv_bind_transform = m_bones[i].transform.inverted();
}
for (int i = 0; i < m_bones.size(); ++i)
{
int p = m_bones[i].parent_idx;
if (p >= 0)
{
m_bones[i].relative_transform = m_bones[p].inv_bind_transform * m_bones[i].transform;
}
else
{
m_bones[i].relative_transform = m_bones[i].transform;
}
}
return true;
}