al/effects/null.cpp

   1
   2 #include "config.h"
   3
   4 #include "AL/al.h"
   5 #include "AL/efx.h"
   6
   7 #include "alc/effects/base.h"
   8 #include "effects.h"
   9
  10 #ifdef ALSOFT_EAX
  11 #include "al/eax_exception.h"
  12 #endif // ALSOFT_EAX
  13
  14
  15 namespace {
  16
  17 void Null_setParami(EffectProps* /*props*/, ALenum param, int /*val*/)
  18 {
  19     switch(param)
  20     {
  21     default:
  22         throw effect_exception{AL_INVALID_ENUM, "Invalid null effect integer property 0x%04x",
  23             param};
  24     }
  25 }
  26 void Null_setParamiv(EffectProps *props, ALenum param, const int *vals)
  27 {
  28     switch(param)
  29     {
  30     default:
  31         Null_setParami(props, param, vals[0]);
  32     }
  33 }
  34 void Null_setParamf(EffectProps* /*props*/, ALenum param, float /*val*/)
  35 {
  36     switch(param)
  37     {
  38     default:
  39         throw effect_exception{AL_INVALID_ENUM, "Invalid null effect float property 0x%04x",
  40             param};
  41     }
  42 }
  43 void Null_setParamfv(EffectProps *props, ALenum param, const float *vals)
  44 {
  45     switch(param)
  46     {
  47     default:
  48         Null_setParamf(props, param, vals[0]);
  49     }
  50 }
  51
  52 void Null_getParami(const EffectProps* /*props*/, ALenum param, int* /*val*/)
  53 {
  54     switch(param)
  55     {
  56     default:
  57         throw effect_exception{AL_INVALID_ENUM, "Invalid null effect integer property 0x%04x",
  58             param};
  59     }
  60 }
  61 void Null_getParamiv(const EffectProps *props, ALenum param, int *vals)
  62 {
  63     switch(param)
  64     {
  65     default:
  66         Null_getParami(props, param, vals);
  67     }
  68 }
  69 void Null_getParamf(const EffectProps* /*props*/, ALenum param, float* /*val*/)
  70 {
  71     switch(param)
  72     {
  73     default:
  74         throw effect_exception{AL_INVALID_ENUM, "Invalid null effect float property 0x%04x",
  75             param};
  76     }
  77 }
  78 void Null_getParamfv(const EffectProps *props, ALenum param, float *vals)
  79 {
  80     switch(param)
  81     {
  82     default:
  83         Null_getParamf(props, param, vals);
  84     }
  85 }
  86
  87 EffectProps genDefaultProps() noexcept
  88 {
  89     EffectProps props{};
  90     return props;
  91 }
  92
  93 } // namespace
  94
  95 DEFINE_ALEFFECT_VTABLE(Null);
  96
  97 const EffectProps NullEffectProps{genDefaultProps()};
  98
  99
 100 #ifdef ALSOFT_EAX
 101 namespace {
 102
 103 class EaxNullEffect final :
 104     public EaxEffect
 105 {
 106 public:
 107     EaxNullEffect();
 108
 109     // [[nodiscard]]
 110     bool dispatch(
 111         const EaxEaxCall& eax_call) override;
 112 }; // EaxNullEffect
 113
 114
 115 class EaxNullEffectException :
 116     public EaxException
 117 {
 118 public:
 119     explicit EaxNullEffectException(
 120         const char* message)
 121         :
 122         EaxException{"EAX_NULL_EFFECT", message}
 123     {
 124     }
 125 }; // EaxNullEffectException
 126
 127
 128 EaxNullEffect::EaxNullEffect()
 129     : EaxEffect{AL_EFFECT_NULL}
 130 {
 131 }
 132
 133 // [[nodiscard]]
 134 bool EaxNullEffect::dispatch(
 135     const EaxEaxCall& eax_call)
 136 {
 137     if (eax_call.get_property_id() != 0)
 138     {
 139         throw EaxNullEffectException{"Unsupported property id."};
 140     }
 141
 142     return false;
 143 }
 144
 145 } // namespace
 146
 147 EaxEffectUPtr eax_create_eax_null_effect()
 148 {
 149     return std::make_unique<EaxNullEffect>();
 150 }
 151
 152 #endif // ALSOFT_EAX