yyc12345
eef3a352d9
- finish all new added 4 classes, CKCamera, CKTargetCamera, CKLight, CKTargetLight. but no test.
96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
#include "CKTargetLight.hpp"
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#include "../CKStateChunk.hpp"
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#include "../CKContext.hpp"
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namespace LibCmo::CK2::ObjImpls {
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// MARK: THIS CODE IS BARELY FULL COPY OF CKTargetCamera.
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// Please sync them if you modify one of them!
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CKTargetLight::CKTargetLight(CKContext* ctx, CK_ID ckid, CKSTRING name) :
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CKLight(ctx, ckid, name), m_Target3dEntity(0) {}
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CKTargetLight::~CKTargetLight() {}
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void CKTargetLight::PreDelete() {
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// MARK: In original code, there is no such override.
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// Following statement is written in a function called "vector deleting destructor".
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// Idk what it is. There is no resetting target code in its dtor and elsewhere.
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// I think this is crucial, so I add this overload as my understandings.
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// Remove associated target
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SetTarget(nullptr);
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}
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void CKTargetLight::CheckPostDeletion() {
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CKLight::CheckPostDeletion();
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// Remove target if is not existing.
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CKObject* target = m_Context->GetObject(m_Target3dEntity);
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if (target == nullptr) {
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m_Target3dEntity = 0;
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}
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}
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bool CKTargetLight::Save(CKStateChunk* chunk, CKFileVisitor* file, CKDWORD flags) {
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bool suc = CKLight::Save(chunk, file, flags);
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if (!suc) return false;
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// Save target
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{
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chunk->WriteIdentifier(CK_STATESAVEFLAGS_LIGHT::CK_STATESAVE_TLIGHTTARGET);
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CKObject* target = m_Context->GetObject(m_Target3dEntity);
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chunk->WriteObjectPointer(target);
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}
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chunk->SetClassId(CK_CLASSID::CKCID_TARGETLIGHT);
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return true;
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}
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bool CKTargetLight::Load(CKStateChunk* chunk, CKFileVisitor* file) {
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bool suc = CKLight::Load(chunk, file);
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if (!suc) return false;
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// Read target
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if (chunk->SeekIdentifier(CK_STATESAVEFLAGS_LIGHT::CK_STATESAVE_TLIGHTTARGET)) {
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chunk->ReadObjectID(m_Target3dEntity);
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}
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return true;
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}
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CK3dEntity* CKTargetLight::GetTarget() const {
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return static_cast<CK3dEntity*>(m_Context->GetObject(m_Target3dEntity));
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}
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void CKTargetLight::SetTarget(CK3dEntity* target) {
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// The target can not be self.
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if (target == this) return;
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// First remove current target
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CK3dEntity* old_target = static_cast<CK3dEntity*>(m_Context->GetObject(m_Target3dEntity));
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if (old_target != nullptr) {
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CK_3DENTITY_FLAGS old_target_flags = old_target->GetEntityFlags();
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YYCC::EnumHelper::Remove(old_target_flags, CK_3DENTITY_FLAGS::CK_3DENTITY_TARGETLIGHT);
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YYCC::EnumHelper::Add(old_target_flags, CK_3DENTITY_FLAGS::CK_3DENTITY_FRAME);
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old_target->SetEntityFlags(old_target_flags);
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}
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// Then add specified target
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if (target != nullptr) {
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CK_3DENTITY_FLAGS new_target_flags = target->GetEntityFlags();
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YYCC::EnumHelper::Add(new_target_flags, CK_3DENTITY_FLAGS::CK_3DENTITY_TARGETLIGHT);
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YYCC::EnumHelper::Remove(new_target_flags, CK_3DENTITY_FLAGS::CK_3DENTITY_FRAME);
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target->SetEntityFlags(new_target_flags);
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}
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// Get CK_ID of new target
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CK_ID target_id = 0;
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if (target != nullptr)
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target_id = target->GetID();
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// Assign target id.
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m_Target3dEntity = target_id;
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}
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}
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