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libultra cleanup (#215)

* cleanup libultra

* fixes

- use quotes instead of <> for includes
- add macros for zelda specific thread priorities
- fix Makefile
- properly format the remaining pfs structs

* fix button macros + add CHECK_BTN_ANY/CHECK_BTN_ALL

* remove ULTRA_ABS

* fix includes

* update z_player.c/z_lib.c + run format.sh

* merge upstream/master

* fix include in En_Goroiwa

* fix includes
This commit is contained in:
Random 2020-10-03 17:22:44 +02:00 committed by GitHub
parent 6136ee6deb
commit 174af7384d
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890 changed files with 2628 additions and 5625 deletions

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@ -0,0 +1,66 @@
#include "global.h"
#include "ultra64.h"
static const du P[] = {
{ 0x3FF00000, 0x00000000 }, { 0xBFC55554, 0xBC83656D }, { 0x3F8110ED, 0x3804C2A0 },
{ 0xBF29F6FF, 0xEEA56814 }, { 0x3EC5DBDF, 0x0E314BFE },
};
static const du rpi = { 0x3FD45F30, 0x6DC9C883 };
static const du pihi = { 0x400921FB, 0x50000000 };
static const du pilo = { 0x3E6110B4, 0x611A6263 };
static const fu zero = { 0x00000000 };
f32 sinf(f32 x) {
f64 dx;
f64 xSq;
f64 polyApprox;
f64 dn;
s32 n;
f64 result;
s32 ix, xpt;
ix = *(s32*)&x;
xpt = (ix >> 22);
xpt &= 0x1FF;
if (xpt < 0xFF) {
dx = x;
if (xpt >= 0xE6) {
xSq = SQ(dx);
polyApprox = ((P[4].d * xSq + P[3].d) * xSq + P[2].d) * xSq + P[1].d;
result = dx + (dx * xSq) * polyApprox;
return (f32)result;
}
return x;
}
if (xpt < 0x136) {
dx = x;
dn = dx * rpi.d;
n = ROUND(dn);
dn = n;
dx -= dn * pihi.d;
dx -= dn * pilo.d;
xSq = SQ(dx);
polyApprox = ((P[4].d * xSq + P[3].d) * xSq + P[2].d) * xSq + P[1].d;
result = dx + (dx * xSq) * polyApprox;
if (!(n & 1)) {
return (f32)result;
}
return -(f32)result;
}
if (x != x) {
return __libm_qnan_f;
}
return zero.f;
}