al/eax/fx_slots.cpp

   1 #include "config.h"
   2
   3 #include "fx_slots.h"
   4
   5 #include <array>
   6
   7 #include "api.h"
   8 #include "exception.h"
   9
  10
  11 namespace
  12 {
  13
  14
  15 class EaxFxSlotsException :
  16     public EaxException
  17 {
  18 public:
  19     explicit EaxFxSlotsException(
  20         const char* message)
  21         :
  22         EaxException{"EAX_FX_SLOTS", message}
  23     {
  24     }
  25 }; // EaxFxSlotsException
  26
  27
  28 } // namespace
  29
  30
  31 void EaxFxSlots::initialize(ALCcontext& al_context)
  32 {
  33     initialize_fx_slots(al_context);
  34 }
  35
  36 void EaxFxSlots::uninitialize() noexcept
  37 {
  38     for (auto& fx_slot : fx_slots_)
  39     {
  40         fx_slot = nullptr;
  41     }
  42 }
  43
  44 const ALeffectslot& EaxFxSlots::get(EaxFxSlotIndex index) const
  45 {
  46     if(!index.has_value())
  47         fail("Empty index.");
  48     return *fx_slots_[index.value()];
  49 }
  50
  51 ALeffectslot& EaxFxSlots::get(EaxFxSlotIndex index)
  52 {
  53     if(!index.has_value())
  54         fail("Empty index.");
  55     return *fx_slots_[index.value()];
  56 }
  57
  58 [[noreturn]]
  59 void EaxFxSlots::fail(
  60     const char* message)
  61 {
  62     throw EaxFxSlotsException{message};
  63 }
  64
  65 void EaxFxSlots::initialize_fx_slots(ALCcontext& al_context)
  66 {
  67     auto fx_slot_index = EaxFxSlotIndexValue{};
  68
  69     for (auto& fx_slot : fx_slots_)
  70     {
  71         fx_slot = eax_create_al_effect_slot(al_context);
  72         fx_slot->eax_initialize(al_context, fx_slot_index);
  73         fx_slot_index += 1;
  74     }
  75 }