al/eax_eax_call.cpp

   1 #include "config.h"
   2
   3 #include "al/eax_eax_call.h"
   4
   5 #include "al/eax_exception.h"
   6
   7
   8 namespace {
   9
  10 constexpr auto deferred_flag = 0x80000000U;
  11
  12 class EaxEaxCallException :
  13     public EaxException
  14 {
  15 public:
  16     explicit EaxEaxCallException(
  17         const char* message)
  18         :
  19         EaxException{"EAX_EAX_CALL", message}
  20     {
  21     }
  22 }; // EaxEaxCallException
  23
  24 } // namespace
  25
  26
  27 EaxEaxCall::EaxEaxCall(
  28     bool is_get,
  29     const GUID& property_set_guid,
  30     ALuint property_id,
  31     ALuint property_source_id,
  32     ALvoid* property_buffer,
  33     ALuint property_size)
  34     : is_get_{is_get}, version_{0}, property_set_id_{EaxEaxCallPropertySetId::none}
  35     , property_id_{property_id & ~deferred_flag}, property_source_id_{property_source_id}
  36     , property_buffer_{property_buffer}, property_size_{property_size}
  37 {
  38     if (false)
  39     {
  40     }
  41     else if (property_set_guid == EAXPROPERTYID_EAX40_Context)
  42     {
  43         version_ = 4;
  44         property_set_id_ = EaxEaxCallPropertySetId::context;
  45     }
  46     else if (property_set_guid == EAXPROPERTYID_EAX50_Context)
  47     {
  48         version_ = 5;
  49         property_set_id_ = EaxEaxCallPropertySetId::context;
  50     }
  51     else if (property_set_guid == DSPROPSETID_EAX20_ListenerProperties)
  52     {
  53         version_ = 2;
  54         fx_slot_index_ = 0u;
  55         property_set_id_ = EaxEaxCallPropertySetId::fx_slot_effect;
  56         property_id_ = convert_eax_v2_0_listener_property_id(property_id_);
  57     }
  58     else if (property_set_guid == DSPROPSETID_EAX30_ListenerProperties)
  59     {
  60         version_ = 3;
  61         fx_slot_index_ = 0u;
  62         property_set_id_ = EaxEaxCallPropertySetId::fx_slot_effect;
  63     }
  64     else if (property_set_guid == EAXPROPERTYID_EAX40_FXSlot0)
  65     {
  66         version_ = 4;
  67         fx_slot_index_ = 0u;
  68         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  69     }
  70     else if (property_set_guid == EAXPROPERTYID_EAX50_FXSlot0)
  71     {
  72         version_ = 5;
  73         fx_slot_index_ = 0u;
  74         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  75     }
  76     else if (property_set_guid == EAXPROPERTYID_EAX40_FXSlot1)
  77     {
  78         version_ = 4;
  79         fx_slot_index_ = 1u;
  80         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  81     }
  82     else if (property_set_guid == EAXPROPERTYID_EAX50_FXSlot1)
  83     {
  84         version_ = 5;
  85         fx_slot_index_ = 1u;
  86         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  87     }
  88     else if (property_set_guid == EAXPROPERTYID_EAX40_FXSlot2)
  89     {
  90         version_ = 4;
  91         fx_slot_index_ = 2u;
  92         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  93     }
  94     else if (property_set_guid == EAXPROPERTYID_EAX50_FXSlot2)
  95     {
  96         version_ = 5;
  97         fx_slot_index_ = 2u;
  98         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
  99     }
 100     else if (property_set_guid == EAXPROPERTYID_EAX40_FXSlot3)
 101     {
 102         version_ = 4;
 103         fx_slot_index_ = 3u;
 104         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
 105     }
 106     else if (property_set_guid == EAXPROPERTYID_EAX50_FXSlot3)
 107     {
 108         version_ = 5;
 109         fx_slot_index_ = 3u;
 110         property_set_id_ = EaxEaxCallPropertySetId::fx_slot;
 111     }
 112     else if (property_set_guid == DSPROPSETID_EAX20_BufferProperties)
 113     {
 114         version_ = 2;
 115         property_set_id_ = EaxEaxCallPropertySetId::source;
 116         property_id_ = convert_eax_v2_0_buffer_property_id(property_id_);
 117     }
 118     else if (property_set_guid == DSPROPSETID_EAX30_BufferProperties)
 119     {
 120         version_ = 3;
 121         property_set_id_ = EaxEaxCallPropertySetId::source;
 122     }
 123     else if (property_set_guid == EAXPROPERTYID_EAX40_Source)
 124     {
 125         version_ = 4;
 126         property_set_id_ = EaxEaxCallPropertySetId::source;
 127     }
 128     else if (property_set_guid == EAXPROPERTYID_EAX50_Source)
 129     {
 130         version_ = 5;
 131         property_set_id_ = EaxEaxCallPropertySetId::source;
 132     }
 133     else if (property_set_guid == DSPROPSETID_EAX_ReverbProperties)
 134     {
 135         version_ = 1;
 136         fx_slot_index_ = 0u;
 137         property_set_id_ = EaxEaxCallPropertySetId::fx_slot_effect;
 138     }
 139     else if (property_set_guid == DSPROPSETID_EAXBUFFER_ReverbProperties)
 140     {
 141         version_ = 1;
 142         property_set_id_ = EaxEaxCallPropertySetId::source;
 143     }
 144     else
 145     {
 146         fail("Unsupported property set id.");
 147     }
 148
 149     if (version_ < 1 || version_ > 5)
 150     {
 151         fail("EAX version out of range.");
 152     }
 153
 154     if(!(property_id&deferred_flag))
 155     {
 156         if(property_set_id_ != EaxEaxCallPropertySetId::fx_slot && property_id_ != 0)
 157         {
 158             if (!property_buffer)
 159             {
 160                 fail("Null property buffer.");
 161             }
 162
 163             if (property_size == 0)
 164             {
 165                 fail("Empty property.");
 166             }
 167         }
 168     }
 169
 170     if(property_set_id_ == EaxEaxCallPropertySetId::source && property_source_id_ == 0)
 171     {
 172         fail("Null AL source id.");
 173     }
 174
 175     if (property_set_id_ == EaxEaxCallPropertySetId::fx_slot)
 176     {
 177         if (property_id_ < EAXFXSLOT_NONE)
 178         {
 179             property_set_id_ = EaxEaxCallPropertySetId::fx_slot_effect;
 180         }
 181     }
 182 }
 183
 184 [[noreturn]]
 185 void EaxEaxCall::fail(
 186     const char* message)
 187 {
 188     throw EaxEaxCallException{message};
 189 }
 190
 191 ALuint EaxEaxCall::convert_eax_v2_0_listener_property_id(
 192     ALuint property_id)
 193 {
 194     switch (property_id)
 195     {
 196         case DSPROPERTY_EAX20LISTENER_NONE:
 197             return EAXREVERB_NONE;
 198
 199         case DSPROPERTY_EAX20LISTENER_ALLPARAMETERS:
 200             return EAXREVERB_ALLPARAMETERS;
 201
 202         case DSPROPERTY_EAX20LISTENER_ROOM:
 203             return EAXREVERB_ROOM;
 204
 205         case DSPROPERTY_EAX20LISTENER_ROOMHF:
 206             return EAXREVERB_ROOMHF;
 207
 208         case DSPROPERTY_EAX20LISTENER_ROOMROLLOFFFACTOR:
 209             return EAXREVERB_ROOMROLLOFFFACTOR;
 210
 211         case DSPROPERTY_EAX20LISTENER_DECAYTIME:
 212             return EAXREVERB_DECAYTIME;
 213
 214         case DSPROPERTY_EAX20LISTENER_DECAYHFRATIO:
 215             return EAXREVERB_DECAYHFRATIO;
 216
 217         case DSPROPERTY_EAX20LISTENER_REFLECTIONS:
 218             return EAXREVERB_REFLECTIONS;
 219
 220         case DSPROPERTY_EAX20LISTENER_REFLECTIONSDELAY:
 221             return EAXREVERB_REFLECTIONSDELAY;
 222
 223         case DSPROPERTY_EAX20LISTENER_REVERB:
 224             return EAXREVERB_REVERB;
 225
 226         case DSPROPERTY_EAX20LISTENER_REVERBDELAY:
 227             return EAXREVERB_REVERBDELAY;
 228
 229         case DSPROPERTY_EAX20LISTENER_ENVIRONMENT:
 230             return EAXREVERB_ENVIRONMENT;
 231
 232         case DSPROPERTY_EAX20LISTENER_ENVIRONMENTSIZE:
 233             return EAXREVERB_ENVIRONMENTSIZE;
 234
 235         case DSPROPERTY_EAX20LISTENER_ENVIRONMENTDIFFUSION:
 236             return EAXREVERB_ENVIRONMENTDIFFUSION;
 237
 238         case DSPROPERTY_EAX20LISTENER_AIRABSORPTIONHF:
 239             return EAXREVERB_AIRABSORPTIONHF;
 240
 241         case DSPROPERTY_EAX20LISTENER_FLAGS:
 242             return EAXREVERB_FLAGS;
 243
 244         default:
 245             fail("Unsupported EAX 2.0 listener property id.");
 246     }
 247 }
 248
 249 ALuint EaxEaxCall::convert_eax_v2_0_buffer_property_id(
 250     ALuint property_id)
 251 {
 252     switch (property_id)
 253     {
 254         case DSPROPERTY_EAX20BUFFER_NONE:
 255             return EAXSOURCE_NONE;
 256
 257         case DSPROPERTY_EAX20BUFFER_ALLPARAMETERS:
 258             return EAXSOURCE_ALLPARAMETERS;
 259
 260         case DSPROPERTY_EAX20BUFFER_DIRECT:
 261             return EAXSOURCE_DIRECT;
 262
 263         case DSPROPERTY_EAX20BUFFER_DIRECTHF:
 264             return EAXSOURCE_DIRECTHF;
 265
 266         case DSPROPERTY_EAX20BUFFER_ROOM:
 267             return EAXSOURCE_ROOM;
 268
 269         case DSPROPERTY_EAX20BUFFER_ROOMHF:
 270             return EAXSOURCE_ROOMHF;
 271
 272         case DSPROPERTY_EAX20BUFFER_ROOMROLLOFFFACTOR:
 273             return EAXSOURCE_ROOMROLLOFFFACTOR;
 274
 275         case DSPROPERTY_EAX20BUFFER_OBSTRUCTION:
 276             return EAXSOURCE_OBSTRUCTION;
 277
 278         case DSPROPERTY_EAX20BUFFER_OBSTRUCTIONLFRATIO:
 279             return EAXSOURCE_OBSTRUCTIONLFRATIO;
 280
 281         case DSPROPERTY_EAX20BUFFER_OCCLUSION:
 282             return EAXSOURCE_OCCLUSION;
 283
 284         case DSPROPERTY_EAX20BUFFER_OCCLUSIONLFRATIO:
 285             return EAXSOURCE_OCCLUSIONLFRATIO;
 286
 287         case DSPROPERTY_EAX20BUFFER_OCCLUSIONROOMRATIO:
 288             return EAXSOURCE_OCCLUSIONROOMRATIO;
 289
 290         case DSPROPERTY_EAX20BUFFER_OUTSIDEVOLUMEHF:
 291             return EAXSOURCE_OUTSIDEVOLUMEHF;
 292
 293         case DSPROPERTY_EAX20BUFFER_AIRABSORPTIONFACTOR:
 294             return EAXSOURCE_AIRABSORPTIONFACTOR;
 295
 296         case DSPROPERTY_EAX20BUFFER_FLAGS:
 297             return EAXSOURCE_FLAGS;
 298
 299         default:
 300             fail("Unsupported EAX 2.0 buffer property id.");
 301     }
 302 }
 303
 304
 305 EaxEaxCall create_eax_call(
 306     bool is_get,
 307     const GUID* property_set_id,
 308     ALuint property_id,
 309     ALuint property_source_id,
 310     ALvoid* property_buffer,
 311     ALuint property_size)
 312 {
 313     if(!property_set_id)
 314         throw EaxEaxCallException{"Null property set ID."};
 315
 316     return EaxEaxCall{
 317         is_get,
 318         *property_set_id,
 319         property_id,
 320         property_source_id,
 321         property_buffer,
 322         property_size
 323     };
 324 }