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change bmap interface. update bmfile safe guard

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yyc12345
2023-10-30 10:25:31 +08:00
parent 9475e2abc5
commit 1d9bd09224
5 changed files with 155 additions and 114 deletions
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200
BMap/BMap.hpp
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@ -8,6 +8,127 @@
namespace BMap {
class BMFile {
public:
BMFile(LibCmo::CKSTRING temp_folder, LibCmo::CKSTRING texture_folder, LibCmo::CKDWORD encoding_count, LibCmo::CKSTRING* encodings, bool is_reader);
~BMFile();
LIBCMO_DISABLE_COPY_MOVE(BMFile);
// ===== safe visit functions =====
/**
Safe Visit Function will make sure this class is visited with safe mode.
These function will block all other functions if this class init failed.
Or, block any more operations if this class has loaded or saved once. In this time you only can free this class
*/
public:
bool IsInitError() {
return m_IsInitError;
}
private:
bool CanExecLoad() {
// no error, is loader, no prev load
return (!m_IsInitError && m_IsLoader && !m_HasLoaded);
}
bool CanExecSave() {
// no error, is saver, no prev save
return (!m_IsInitError && !m_IsLoader && !m_HasSaved);
}
bool CanExecLoaderVisitor() {
// no error, is loader, has loaded
return (!m_IsInitError && m_IsLoader && m_HasLoaded);
}
bool CanExecSaverVisitor() {
// no error, is saver, not saveed yet
// same as CanExecSave
return (!m_IsInitError && !m_IsLoader && !m_HasSaved);
}
private:
/**
* @brief True if an error occurs when initializing this class.
*/
bool m_IsInitError;
/**
* @brief True if this class is a reader.
*/
bool m_IsLoader;
/**
* @brief True if this class has read. Only valid when this class is reader.
*/
bool m_HasLoaded;
/**
* @brief True if this class has written. Only valid when this class is writer.
*/
bool m_HasSaved;
// ===== help functions =====
public:
bool Load(LibCmo::CKSTRING filename);
bool Save(LibCmo::CKSTRING filename, LibCmo::CKINT compress_level);
LibCmo::CK2::ObjImpls::CKObject* GetObjectPtr(LibCmo::CK2::CK_ID objid) {
return m_Context->GetObject(objid);;
}
// ===== visitors =====
private:
LibCmo::CKDWORD CommonGetObjectCount(std::vector<LibCmo::CK2::CK_ID>& container) {
// only available in loader
if (!CanExecLoaderVisitor()) return 0;
return static_cast<LibCmo::CKDWORD>(container.size());
}
LibCmo::CK2::CK_ID CommonGetObject(std::vector<LibCmo::CK2::CK_ID>& container, LibCmo::CKDWORD idx) {
// only available in loader
if (!CanExecLoaderVisitor()) return 0;
return container[idx];
}
LibCmo::CK2::CK_ID CommonCreateObject(std::vector<LibCmo::CK2::CK_ID>& container, LibCmo::CK2::CK_CLASSID cid) {
// only available in saver
if (!CanExecSaverVisitor()) return 0;
// try create object and get its pointer
LibCmo::CK2::ObjImpls::CKObject* obj = m_Context->CreateObject(cid, nullptr);
// check creation validation
if (obj == nullptr) return 0;
// if success, write its id and emplace its id into list
LibCmo::CK2::CK_ID objid = obj->GetID();
container.emplace_back(objid);
return objid;
}
public:
LibCmo::CKDWORD GetGroupCount();
LibCmo::CK2::CK_ID GetGroup(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateGroup();
LibCmo::CKDWORD Get3dObjectCount();
LibCmo::CK2::CK_ID Get3dObject(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID Create3dObject();
LibCmo::CKDWORD GetMeshCount();
LibCmo::CK2::CK_ID GetMesh(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateMesh();
LibCmo::CKDWORD GetMaterialCount();
LibCmo::CK2::CK_ID GetMaterial(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateMaterial();
LibCmo::CKDWORD GetTextureCount();
LibCmo::CK2::CK_ID GetTexture(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateTexture();
private:
LibCmo::CK2::CKContext* m_Context;
std::vector<LibCmo::CK2::CK_ID> m_ObjGroups;
std::vector<LibCmo::CK2::CK_ID> m_Obj3dObjects;
std::vector<LibCmo::CK2::CK_ID> m_ObjMeshs;
std::vector<LibCmo::CK2::CK_ID> m_ObjMaterials;
std::vector<LibCmo::CK2::CK_ID> m_ObjTextures;
};
class BMMeshTransition {
private:
struct TransitionVertex {
@ -47,11 +168,11 @@ namespace BMap {
LibCmo::CKDWORD* PrepareFaceUVIndices();
LibCmo::CKDWORD* PrepareFaceMtlSlot();
bool Parse(LibCmo::CK2::ObjImpls::CKMesh* write_into_mesh);
bool Parse(BMFile* bmfile, LibCmo::CK2::CK_ID mesh_id);
private:
void DoRealParse();
void ApplyToMesh(LibCmo::CK2::ObjImpls::CKMesh* write_into_mesh);
void ApplyToMesh(BMFile* bmfile, LibCmo::CK2::ObjImpls::CKMesh* write_into_mesh);
bool m_IsVertexOK, m_IsNormalOK, m_IsUVOK, m_IsFaceOK, m_IsMtlSlotOK;
bool m_IsParsed;
@ -73,79 +194,4 @@ namespace BMap {
std::map<TransitionVertex, LibCmo::CKDWORD, TransitionVertexCompare> m_ProcDupRemover;
};
class BMFile {
public:
BMFile(LibCmo::CKSTRING temp_folder, LibCmo::CKSTRING texture_folder, LibCmo::CKDWORD encoding_count, LibCmo::CKSTRING* encodings, bool is_reader);
~BMFile();
LIBCMO_DISABLE_COPY_MOVE(BMFile);
// ===== help functions =====
/**
* @brief Check whether this instance is freezed.
* @return True if freezed. This instance should be free immediately.
*/
bool IsFreezed();
bool Load(LibCmo::CKSTRING filename);
bool Save(LibCmo::CKSTRING filename, LibCmo::CKINT compress_level);
LibCmo::CK2::ObjImpls::CKObject* GetObjectPtr(LibCmo::CK2::CK_ID objid);
// ===== visitors =====
private:
LibCmo::CKDWORD CommonGetObjectCount(std::vector<LibCmo::CK2::CK_ID>& container) {
if (m_IsFreezed || !m_IsReader) return 0;
return static_cast<LibCmo::CKDWORD>(container.size());
}
LibCmo::CK2::CK_ID CommonGetObject(std::vector<LibCmo::CK2::CK_ID>& container, LibCmo::CKDWORD idx) {
if (m_IsFreezed || !m_IsReader || idx >= container.size()) return 0;
return container[idx];
}
LibCmo::CK2::CK_ID CommonCreateObject(std::vector<LibCmo::CK2::CK_ID>& container, LibCmo::CK2::CK_CLASSID cid) {
// only available in writer
if (m_IsFreezed || m_IsReader) return 0;
// try create object and get its pointer
LibCmo::CK2::ObjImpls::CKObject* obj = m_Context->CreateObject(cid, nullptr);
// check creation validation
if (obj == nullptr) return 0;
// if success, write its id and emplace its id into list
LibCmo::CK2::CK_ID objid = obj->GetID();
container.emplace_back(objid);
return objid;
}
public:
LibCmo::CKDWORD GetGroupCount();
LibCmo::CK2::CK_ID GetGroup(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateGroup();
LibCmo::CKDWORD Get3dObjectCount();
LibCmo::CK2::CK_ID Get3dObject(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID Create3dObject();
LibCmo::CKDWORD GetMeshCount();
LibCmo::CK2::CK_ID GetMesh(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateMesh();
LibCmo::CKDWORD GetMaterialCount();
LibCmo::CK2::CK_ID GetMaterial(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateMaterial();
LibCmo::CKDWORD GetTextureCount();
LibCmo::CK2::CK_ID GetTexture(LibCmo::CKDWORD idx);
LibCmo::CK2::CK_ID CreateTexture();
private:
/**
* @brief True if all operation of this instance should be rejected.
*/
bool m_IsFreezed;
bool m_IsReader;
LibCmo::CK2::CKContext* m_Context;
std::vector<LibCmo::CK2::CK_ID> m_ObjGroups;
std::vector<LibCmo::CK2::CK_ID> m_Obj3dObjects;
std::vector<LibCmo::CK2::CK_ID> m_ObjMeshs;
std::vector<LibCmo::CK2::CK_ID> m_ObjMaterials;
std::vector<LibCmo::CK2::CK_ID> m_ObjTextures;
};
}