ShuriZma
/
Cxbx-Reloaded
mirror of https://github.com/Cxbx-Reloaded/Cxbx-Reloaded.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

add comments

This commit is contained in:
RadWolfie 2020-05-10 18:51:24 -05:00
parent 72401c44d4
commit ee4856a06d
1 changed files with 12 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/core/hle/DSOUND/common/XbInternalStruct.hpp
View File

@ -31,6 +31,11 @@ namespace XTL {
// TODO: Everything, only small portions had been implemented. // TODO: Everything, only small portions had been implemented.
// Note to all maintainers, make sure structure's class-like are not misalign.
// There is always a virtual function pointer to vtable list at offset 0 (uint32_t size).
// Afterward are depending on what internal data are placed. So, whenever implementing a functions.
// Whenever implementing functional codes, make sure they are at the bottom of the xbox's structure. Thanks!
struct audio_format { struct audio_format {
uint32_t audio_codec; uint32_t audio_codec;
uint32_t nChannels; uint32_t nChannels;
@ -50,6 +55,7 @@ struct CUnknownGenericManager {
uint32_t ref_count; // 0x04 uint32_t ref_count; // 0x04
}; };
// Require to verify there is no other unknown additional data by compiler itself.
static_assert(sizeof(CUnknownGenericManager) == 0x08); static_assert(sizeof(CUnknownGenericManager) == 0x08);
struct CUnknownTemplate { struct CUnknownTemplate {
@ -67,6 +73,7 @@ struct CUnknownTemplate {
// If need to add more virtual functions, add them above here. // If need to add more virtual functions, add them above here.
uint32_t ref_count; // 0x04 uint32_t ref_count; // 0x04
}; };
// Require to verify there is no other unknown additional data by compiler itself.
static_assert(sizeof(CUnknownTemplate) == 0x08); static_assert(sizeof(CUnknownTemplate) == 0x08);
struct CMcpxVoiceClient: CUnknownTemplate { struct CMcpxVoiceClient: CUnknownTemplate {
@ -84,6 +91,7 @@ struct CMcpxVoiceClient: CUnknownTemplate {
// global _settings for this class // global _settings for this class
static _settings default_settings; static _settings default_settings;
}; };
// Require to verify there is no other unknown additional data by compiler itself.
static_assert(sizeof(CMcpxVoiceClient) == 0x300); static_assert(sizeof(CMcpxVoiceClient) == 0x300);
struct CDirectSoundVoice : CUnknownGenericManager { struct CDirectSoundVoice : CUnknownGenericManager {
@ -133,7 +141,7 @@ struct CDirectSoundVoice : CUnknownGenericManager {
uint32_t unknown_24[(0x300 - 0x24) / 4]; // 0x024 - 0x300 (unknown size, likely over 0x200 size. uint32_t unknown_24[(0x300 - 0x24) / 4]; // 0x024 - 0x300 (unknown size, likely over 0x200 size.
} settings_4134_upper; } settings_4134_upper;
} u; } u;
static_assert(sizeof(_u) == 0x300); static_assert(sizeof(_u) == 0x300); // Not really require
// Generic interface without need to check xdk's build revision every time. // Generic interface without need to check xdk's build revision every time.
typedef void (*pGetFormat)(_u& u, audio_format& format); typedef void (*pGetFormat)(_u& u, audio_format& format);
@ -153,7 +161,7 @@ struct CDirectSoundVoice : CUnknownGenericManager {
pGetUint32 GetHeadroom; pGetUint32 GetHeadroom;
pSetUint32 SetHeadroom; pSetUint32 SetHeadroom;
} funcs; } funcs;
static_assert(sizeof(funcs) == 0x24); static_assert(sizeof(funcs) == 0x24); // Not really require
inline void GetFormat(audio_format& format) { inline void GetFormat(audio_format& format) {
funcs.GetFormat(u, format); funcs.GetFormat(u, format);
@ -183,6 +191,7 @@ struct CDirectSoundVoice : CUnknownGenericManager {
funcs.SetHeadroom(u, headroom); funcs.SetHeadroom(u, headroom);
}; };
}; };
// Require to verify there is no other unknown additional data by compiler itself.
static_assert(sizeof(CDirectSoundVoice) == sizeof(CUnknownGenericManager) + sizeof(CDirectSoundVoice::_u) + sizeof(CDirectSoundVoice::funcs)); static_assert(sizeof(CDirectSoundVoice) == sizeof(CUnknownGenericManager) + sizeof(CDirectSoundVoice::_u) + sizeof(CDirectSoundVoice::funcs));
struct DSBUFFER_S : CUnknownTemplate { struct DSBUFFER_S : CUnknownTemplate {
@ -229,6 +238,7 @@ struct DSBUFFER_S : CUnknownTemplate {
dsb_c.p_unknown_14 = dsb_c.p_unknown_18; dsb_c.p_unknown_14 = dsb_c.p_unknown_18;
} }
}; };
// Require to verify there is no other unknown additional data by compiler itself.
static_assert(sizeof(DSBUFFER_S) == 0x34); static_assert(sizeof(DSBUFFER_S) == 0x34);
} }