diff options
Diffstat (limited to 'src/math_util.h')
| -rw-r--r-- | src/math_util.h | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/src/math_util.h b/src/math_util.h index dde024762..a3f3ae7f4 100644 --- a/src/math_util.h +++ b/src/math_util.h @@ -4,25 +4,7 @@ #include <PR/ultratypes.h> #include "types.h" - -/* - * The sine and cosine tables overlap, but "#define gCosineTable (gSineTable + - * 0x400)" doesn't give expected codegen; gSineTable and gCosineTable need to - * be different symbols for code to match. Most likely the tables were placed - * adjacent to each other, and gSineTable cut short, such that reads overflow - * into gCosineTable. - * - * These kinds of out of bounds reads are undefined behavior, and break on - * e.g. GCC (which doesn't place the tables next to each other, and probably - * exploits array sizes for range analysis-based optimizations as well). - * Thus, for non-IDO compilers we use the standard-compliant version. - */ -extern f32 gSineTable[]; -#ifdef AVOID_UB -#define gCosineTable (gSineTable + 0x400) -#else -extern f32 gCosineTable[]; -#endif +#include "trig_tables.h" //#define sins(x) gSineTable[(u16) (x) >> 4] //#define coss(x) gCosineTable[(u16) (x) >> 4] @@ -32,4 +14,17 @@ extern f32 gCosineTable[]; #define sqr(x) ((x) * (x)) +s32 func_802B4FF8(Mat4, s32); +void mtxf_identity(Mat4); +void func_802B5398(Mat4, Mat4, s32); +void func_802B5450(Mat4, Mat4, Mat4); +void func_802B54EC(Mat4, Mat4, Mat4); +void mtxf_translate(Mat4, Vec3f); +void func_802B5F00(Mat4, f32); +void func_802B71CC(Mat4, Mat4, Mat4); +void func_802B75F8(Mtx*, Mat4); +u32 func_802B7830(f32, f32); +f32 sins(u16); +f32 coss(u16); + #endif // MATH_UTIL_H |