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partially document spl_random

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This commit is contained in:
Fexty12573 2024-07-30 11:26:18 +02:00
parent ca5e2edced
commit 1512ec7314
3 changed files with 13 additions and 8 deletions
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10
lib/spl/include/spl.h
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@ -7,6 +7,7 @@
#include "struct_defs/struct_020147B8.h"
#include "spl_list.h"
#include "spl_random.h"
#define GX_RGB_R(RGB) (((RGB) >> GX_RGB_R_SHIFT) & 31)
#define GX_RGB_G(RGB) (((RGB) >> GX_RGB_G_SHIFT) & 31)
@ -482,9 +483,6 @@ void sub_020A05BC(SPLParticle *ptcl, SPLEmitter *emtr, SPLList *list);
void sub_020A1768(SPLEmitter *emtr);
void sub_020A1608(VecFx32 *ptclPos, VecFx32 *pos, SPLEmitter *emtr);
void sub_020A2354(VecFx32 *vec);
void sub_020A23B0(VecFx32 *vec);
void sub_0209D998(SPLEmitter *emtr, UnkSPLStruct4 *res, const VecFx32 *param2);
void sub_0209CF00(SPLManager *mgr);
void sub_0209D150(SPLManager *mgr, SPLEmitter *emtr);
@ -546,12 +544,10 @@ static inline void SPL_UnkInline5 (SPLEmitter * param0, const VecFx16 * param1)
param0->unk_C0 = *param1;
}
extern u32 Unk_021C3A38;
static inline u32 rng_next()
{
Unk_021C3A38 = Unk_021C3A38 * 0x5eedf715 + 0x1b0cb173;
return Unk_021C3A38;
gSPLRandomState = gSPLRandomState * 0x5eedf715 + 0x1b0cb173;
return gSPLRandomState;
}
static inline u32 rng_next_u32(u32 shift)

9
lib/spl/include/spl_random.h Normal file
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@ -0,0 +1,9 @@
#ifndef SPL_RANDOM_H
#define SPL_RANDOM_H
extern u32 gSPLRandomState;
void sub_020A2354(VecFx32 *vec);
void sub_020A23B0(VecFx32 *vec);
#endif // SPL_RANDOM_H

2
lib/spl/src/unk_020A2354.c
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@ -2,7 +2,7 @@
#include <nitro/fx/fx.h>
u32 Unk_021C3A38;
u32 gSPLRandomState;
void sub_020A23B0(VecFx32 *vec)
{