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@ -11,20 +11,13 @@
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#include "table/strings.h"
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/**
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* Helper for defining the class method's signatures.
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* @param type The type of the class.
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*/
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#define DEFINE_NEWGRF_CLASS_METHOD(type) \
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template <typename Tspec, typename Tid, Tid Tmax> \
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type NewGRFClass<Tspec, Tid, Tmax>
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/** Instantiate the array. */
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template <typename Tspec, typename Tid, Tid Tmax>
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NewGRFClass<Tspec, Tid, Tmax> NewGRFClass<Tspec, Tid, Tmax>::classes[Tmax];
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/** Reset the class, i.e. clear everything. */
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DEFINE_NEWGRF_CLASS_METHOD(void)::ResetClass()
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template <typename Tspec, typename Tid, Tid Tmax>
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void NewGRFClass<Tspec, Tid, Tmax>::ResetClass()
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{
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this->global_id = 0;
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this->name = STR_EMPTY;
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@ -34,7 +27,8 @@ DEFINE_NEWGRF_CLASS_METHOD(void)::ResetClass()
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}
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/** Reset the classes, i.e. clear everything. */
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DEFINE_NEWGRF_CLASS_METHOD(void)::Reset()
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template <typename Tspec, typename Tid, Tid Tmax>
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void NewGRFClass<Tspec, Tid, Tmax>::Reset()
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{
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for (Tid i = (Tid)0; i < Tmax; i++) {
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classes[i].ResetClass();
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@ -50,7 +44,8 @@ DEFINE_NEWGRF_CLASS_METHOD(void)::Reset()
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* @note Upon allocating the same global class ID for a
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* second time, this first allocation will be given.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(Tid)::Allocate(uint32_t global_id)
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template <typename Tspec, typename Tid, Tid Tmax>
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Tid NewGRFClass<Tspec, Tid, Tmax>::Allocate(uint32_t global_id)
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{
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for (Tid i = (Tid)0; i < Tmax; i++) {
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if (classes[i].global_id == global_id) {
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@ -71,7 +66,8 @@ DEFINE_NEWGRF_CLASS_METHOD(Tid)::Allocate(uint32_t global_id)
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* Insert a spec into the class.
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* @param spec The spec to insert.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(void)::Insert(Tspec *spec)
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template <typename Tspec, typename Tid, Tid Tmax>
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void NewGRFClass<Tspec, Tid, Tmax>::Insert(Tspec *spec)
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{
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this->spec.push_back(spec);
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@ -83,7 +79,8 @@ DEFINE_NEWGRF_CLASS_METHOD(void)::Insert(Tspec *spec)
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* @param spec The spec to assign.
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* @note The spec must have a valid class id set.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(void)::Assign(Tspec *spec)
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template <typename Tspec, typename Tid, Tid Tmax>
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void NewGRFClass<Tspec, Tid, Tmax>::Assign(Tspec *spec)
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{
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assert(spec->cls_id < Tmax);
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Get(spec->cls_id)->Insert(spec);
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@ -105,7 +102,8 @@ NewGRFClass<Tspec, Tid, Tmax> *NewGRFClass<Tspec, Tid, Tmax>::Get(Tid cls_id)
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* Get the number of allocated classes.
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* @return The number of classes.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(uint)::GetClassCount()
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template <typename Tspec, typename Tid, Tid Tmax>
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uint NewGRFClass<Tspec, Tid, Tmax>::GetClassCount()
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{
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uint i;
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for (i = 0; i < Tmax && classes[i].global_id != 0; i++) {}
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@ -116,7 +114,8 @@ DEFINE_NEWGRF_CLASS_METHOD(uint)::GetClassCount()
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* Get the number of classes available to the user.
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* @return The number of classes.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(uint)::GetUIClassCount()
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template <typename Tspec, typename Tid, Tid Tmax>
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uint NewGRFClass<Tspec, Tid, Tmax>::GetUIClassCount()
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{
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uint cnt = 0;
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for (uint i = 0; i < Tmax && classes[i].global_id != 0; i++) {
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@ -130,7 +129,8 @@ DEFINE_NEWGRF_CLASS_METHOD(uint)::GetUIClassCount()
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* @param index UI index of a class.
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* @return The class ID of the class.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(Tid)::GetUIClass(uint index)
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template <typename Tspec, typename Tid, Tid Tmax>
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Tid NewGRFClass<Tspec, Tid, Tmax>::GetUIClass(uint index)
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{
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for (uint i = 0; i < Tmax && classes[i].global_id != 0; i++) {
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if (classes[i].GetUISpecCount() == 0) continue;
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@ -144,7 +144,8 @@ DEFINE_NEWGRF_CLASS_METHOD(Tid)::GetUIClass(uint index)
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* @param index The index where to find the spec.
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* @return The spec at given location.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(const Tspec *)::GetSpec(uint index) const
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template <typename Tspec, typename Tid, Tid Tmax>
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const Tspec *NewGRFClass<Tspec, Tid, Tmax>::GetSpec(uint index) const
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{
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/* If the custom spec isn't defined any more, then the GRF file probably was not loaded. */
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return index < this->GetSpecCount() ? this->spec[index] : nullptr;
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@ -155,7 +156,8 @@ DEFINE_NEWGRF_CLASS_METHOD(const Tspec *)::GetSpec(uint index) const
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* @param ui_index UI index of the spec.
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* @return index of the spec, or -1 if out of range.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(int)::GetIndexFromUI(int ui_index) const
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template <typename Tspec, typename Tid, Tid Tmax>
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int NewGRFClass<Tspec, Tid, Tmax>::GetIndexFromUI(int ui_index) const
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{
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if (ui_index < 0) return -1;
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for (uint i = 0; i < this->GetSpecCount(); i++) {
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@ -170,7 +172,8 @@ DEFINE_NEWGRF_CLASS_METHOD(int)::GetIndexFromUI(int ui_index) const
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* @param index index of the spec.
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* @return UI index of the spec, or -1 if out of range.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(int)::GetUIFromIndex(int index) const
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template <typename Tspec, typename Tid, Tid Tmax>
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int NewGRFClass<Tspec, Tid, Tmax>::GetUIFromIndex(int index) const
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{
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if ((uint)index >= this->GetSpecCount()) return -1;
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uint ui_index = 0;
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@ -187,7 +190,8 @@ DEFINE_NEWGRF_CLASS_METHOD(int)::GetUIFromIndex(int index) const
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* @param index Pointer to return the index of the spec in its class. If nullptr then not used.
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* @return The spec.
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*/
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DEFINE_NEWGRF_CLASS_METHOD(const Tspec *)::GetByGrf(uint32_t grfid, uint16_t local_id, int *index)
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template <typename Tspec, typename Tid, Tid Tmax>
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const Tspec *NewGRFClass<Tspec, Tid, Tmax>::GetByGrf(uint32_t grfid, uint16_t local_id, int *index)
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{
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uint j;
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@ -205,21 +209,3 @@ DEFINE_NEWGRF_CLASS_METHOD(const Tspec *)::GetByGrf(uint32_t grfid, uint16_t loc
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return nullptr;
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}
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#undef DEFINE_NEWGRF_CLASS_METHOD
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/** Force instantiation of the methods so we don't get linker errors. */
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#define INSTANTIATE_NEWGRF_CLASS_METHODS(name, Tspec, Tid, Tmax) \
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template void name::ResetClass(); \
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template void name::Reset(); \
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template Tid name::Allocate(uint32_t global_id); \
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template void name::Insert(Tspec *spec); \
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template void name::Assign(Tspec *spec); \
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template NewGRFClass<Tspec, Tid, Tmax> *name::Get(Tid cls_id); \
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template uint name::GetClassCount(); \
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template uint name::GetUIClassCount(); \
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template Tid name::GetUIClass(uint index); \
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template const Tspec *name::GetSpec(uint index) const; \
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template int name::GetUIFromIndex(int index) const; \
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template int name::GetIndexFromUI(int ui_index) const; \
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template const Tspec *name::GetByGrf(uint32_t grfid, uint16_t local_id, int *index);
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