From 55487832c614edb61ebf22d0c153944ba864feaa Mon Sep 17 00:00:00 2001 From: mrb0nk500 Date: Thu, 2 Feb 2023 11:30:25 -0400 Subject: sdk: Add `mtx` We're slowly getting there. --- include/dolphin/vec.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 include/dolphin/vec.h (limited to 'include/dolphin/vec.h') diff --git a/include/dolphin/vec.h b/include/dolphin/vec.h new file mode 100644 index 0000000..27a0037 --- /dev/null +++ b/include/dolphin/vec.h @@ -0,0 +1,36 @@ +#ifndef _DOLPHIN_VEC_H +#define _DOLPHIN_VEC_H + +#include "types.h" + +#ifdef __cplusplus +extern "C" { +#endif // ifdef __cplusplus + +typedef struct Vec { + f32 x; + f32 y; + f32 z; +} Vec; + +void PSVECAdd(const Vec*, const Vec*, Vec*); +void PSVECSubtract(const Vec*, const Vec*, Vec*); +void PSVECNormalize(const Vec*, Vec*); +f32 PSVECMag(const Vec*); +void PSVECCrossProduct(const Vec*, const Vec*, Vec*); + +#ifdef __cplusplus +} +#endif + +// lfs f1,0(r3) +// lfs f0,4(r3) +// fmuls f1,f1,f1 +// lfs f2,8(r3) +// fmuls f0,f0,f0 +// fmuls f2,f2,f2 +// fadds f0,f1,f0 +// fadds f1,f2,f0 +// blr + +#endif -- cgit v1.2.3-13-gbd6f