//=================================================================================================
// Wczytuje dane wierzcho³ków z modelu (na razie dzia³a tylko dla Vec3)
//=================================================================================================
void Mesh::LoadVertexData(VertexData* vd, StreamReader& stream)
{
// read and check header
Header head;
if(!stream.Read(head))
throw "Failed to read file header.";
if(memcmp(head.format, "QMSH", 4) != 0)
throw Format("Invalid file signature '%.4s'.", head.format);
if(head.version != 20)
throw Format("Invalid file version '%d'.", head.version);
if(head.flags != F_PHYSICS)
throw Format("Invalid mesh flags '%d'.", head.flags);
vd->radius = head.radius;
// read vertices
uint size = sizeof(Vec3) * head.n_verts;
if(!stream.Ensure(size))
throw "Failed to read vertex data.";
vd->verts.resize(head.n_verts);
stream.Read(vd->verts.data(), size);
// read faces
size = sizeof(Face) * head.n_tris;
if(!stream.Ensure(size))
throw "Failed to read triangle data.";
vd->faces.resize(head.n_tris);
stream.Read(vd->faces.data(), size);
}
static void PngReaderCallback(png_structp pPngStruct, png_bytep pData, png_size_t nSize)
{
StreamReader* pStream = (StreamReader*)png_get_io_ptr(pPngStruct);
if (!pStream->Read(pData, nSize))
{
png_error(pPngStruct,"pngReaderCallback failed");
}
}
void Mesh::LoadPoints(StreamReader& stream)
{
uint size = Point::MIN_SIZE * head.n_points;
if(!stream.Ensure(size))
throw "Failed to read points.";
attach_points.clear();
attach_points.resize(head.n_points);
for(word i = 0; i < head.n_points; ++i)
{
Point& p = attach_points[i];
stream.Read(p.name);
stream.Read(p.mat);
stream.Read(p.bone);
stream.Read(p.type);
stream.Read(p.size);
stream.Read(p.rot);
p.rot.y = Clip(-p.rot.y);
}
}
//=================================================================================================
void Mesh::LoadHeader(StreamReader& stream)
{
// head
if(!stream.Read(head))
throw "Failed to read file header.";
if(memcmp(head.format, "QMSH", 4) != 0)
throw Format("Invalid file signature '%.4s'.", head.format);
if(head.version < 12 || head.version > 20)
throw Format("Invalid file version '%u'.", head.version);
if(head.version < 20)
throw Format("Unsupported file version '%u'.", head.version);
if(head.n_bones >= 32)
throw Format("Too many bones (%u).", head.n_bones);
if(head.n_subs == 0)
throw "Missing model mesh!";
if(IS_SET(head.flags, F_ANIMATED) && !IS_SET(head.flags, F_STATIC))
{
if(head.n_bones == 0)
throw "No bones.";
if(head.n_groups == 0)
throw "No bone groups.";
}
}
//=================================================================================================
// Wczytywanie modelu z pliku
//=================================================================================================
void Mesh::Load(StreamReader& stream, IDirect3DDevice9* device)
{
assert(device);
LoadHeader(stream);
SetVertexSizeDecl();
// ------ vertices
// ensure size
uint size = vertex_size * head.n_verts;
if(!stream.Ensure(size))
throw "Failed to read vertex buffer.";
// create vertex buffer
HRESULT hr = device->CreateVertexBuffer(size, 0, 0, D3DPOOL_MANAGED, &vb, nullptr);
if(FAILED(hr))
throw Format("Failed to create vertex buffer (%d).", hr);
// read
void* ptr;
V(vb->Lock(0, size, &ptr, 0));
stream.Read(ptr, size);
V(vb->Unlock());
// ----- triangles
// ensure size
size = sizeof(word) * head.n_tris * 3;
if(!stream.Ensure(size))
throw "Failed to read index buffer.";
// create index buffer
hr = device->CreateIndexBuffer(size, 0, D3DFMT_INDEX16, D3DPOOL_MANAGED, &ib, nullptr);
if(FAILED(hr))
throw Format("Failed to create index buffer (%d).", hr);
// read
V(ib->Lock(0, size, &ptr, 0));
stream.Read(ptr, size);
V(ib->Unlock());
// ----- submeshes
size = Submesh::MIN_SIZE * head.n_subs;
if(!stream.Ensure(size))
throw "Failed to read submesh data.";
subs.resize(head.n_subs);
for(word i = 0; i < head.n_subs; ++i)
{
Submesh& sub = subs[i];
stream.Read(sub.first);
stream.Read(sub.tris);
stream.Read(sub.min_ind);
stream.Read(sub.n_ind);
stream.Read(sub.name);
stream.ReadString1();
if(BUF[0])
sub.tex = ResourceManager::Get<Texture>().GetLoaded(BUF);
else
sub.tex = nullptr;
// specular value
stream.Read(sub.specular_color);
stream.Read(sub.specular_intensity);
stream.Read(sub.specular_hardness);
// normalmap
if(IS_SET(head.flags, F_TANGENTS))
{
stream.ReadString1();
if(BUF[0])
{
sub.tex_normal = ResourceManager::Get<Texture>().GetLoaded(BUF);
stream.Read(sub.normal_factor);
}
else
sub.tex_normal = nullptr;
}
else
sub.tex_normal = nullptr;
// specular map
stream.ReadString1();
if(BUF[0])
{
sub.tex_specular = ResourceManager::Get<Texture>().GetLoaded(BUF);
stream.Read(sub.specular_factor);
stream.Read(sub.specular_color_factor);
}
else
sub.tex_specular = nullptr;
if(!stream)
throw Format("Failed to read submesh %u.", i);
}
// animation data
if(IS_SET(head.flags, F_ANIMATED) && !IS_SET(head.flags, F_STATIC))
{
// bones
size = Bone::MIN_SIZE * head.n_bones;
if(!stream.Ensure(size))
throw "Failed to read bones.";
bones.resize(head.n_bones + 1);
// zero bone
Bone& zero_bone = bones[0];
zero_bone.parent = 0;
zero_bone.name = "zero";
zero_bone.id = 0;
zero_bone.mat = Matrix::IdentityMatrix;
for(byte i = 1; i <= head.n_bones; ++i)
{
Bone& bone = bones[i];
bone.id = i;
stream.Read(bone.parent);
stream.Read(bone.mat._11);
stream.Read(bone.mat._12);
stream.Read(bone.mat._13);
bone.mat._14 = 0;
stream.Read(bone.mat._21);
stream.Read(bone.mat._22);
stream.Read(bone.mat._23);
bone.mat._24 = 0;
stream.Read(bone.mat._31);
stream.Read(bone.mat._32);
stream.Read(bone.mat._33);
bone.mat._34 = 0;
stream.Read(bone.mat._41);
stream.Read(bone.mat._42);
stream.Read(bone.mat._43);
bone.mat._44 = 1;
stream.Read(bone.name);
bones[bone.parent].childs.push_back(i);
}
if(!stream)
throw "Failed to read bones data.";
// animations
size = Animation::MIN_SIZE * head.n_anims;
if(!stream.Ensure(size))
throw "Failed to read animations.";
anims.resize(head.n_anims);
for(byte i = 0; i < head.n_anims; ++i)
{
Animation& anim = anims[i];
stream.Read(anim.name);
stream.Read(anim.length);
stream.Read(anim.n_frames);
size = anim.n_frames * (4 + sizeof(KeyframeBone) * head.n_bones);
if(!stream.Ensure(size))
throw Format("Failed to read animation %u data.", i);
anim.frames.resize(anim.n_frames);
for(word j = 0; j < anim.n_frames; ++j)
{
stream.Read(anim.frames[j].time);
anim.frames[j].bones.resize(head.n_bones);
stream.Read(anim.frames[j].bones.data(), sizeof(KeyframeBone) * head.n_bones);
}
}
// add zero bone to count
++head.n_bones;
}
LoadPoints(stream);
// bone groups
if(IS_SET(head.flags, F_ANIMATED) && !IS_SET(head.flags, F_STATIC))
{
if(!stream.Ensure(BoneGroup::MIN_SIZE * head.n_groups))
throw "Failed to read bone groups.";
groups.resize(head.n_groups);
for(word i = 0; i < head.n_groups; ++i)
{
BoneGroup& gr = groups[i];
stream.Read(gr.name);
// parent group
stream.Read(gr.parent);
assert(gr.parent < head.n_groups);
assert(gr.parent != i || i == 0);
// bone indexes
byte count;
stream.Read(count);
gr.bones.resize(count);
stream.Read(gr.bones.data(), gr.bones.size());
}
if(!stream)
throw "Failed to read bone groups data.";
SetupBoneMatrices();
}
// splits
if(IS_SET(head.flags, F_SPLIT))
{
size = sizeof(Split) * head.n_subs;
if(!stream.Ensure(size))
throw "Failed to read mesh splits.";
splits.resize(head.n_subs);
stream.Read(splits.data(), size);
}
}