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position OK (#296) 

* position OK

* Actually remove the function pragmas
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EllipticEllipsis 2021-09-22 00:54:15 +01:00 committed by GitHub
parent 367e500d02
commit 0ebd082592
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2 changed files with 51 additions and 3 deletions
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@ -155,7 +155,6 @@ beginseg
include "build/src/libultra/io/epirawread.o"
include "build/src/libultra/io/viswapbuf.o"
include "build/src/libultra/gu/position.o"
include "build/data/boot/position.data.o"
include "build/src/libultra/io/epirawdma.o"
include "build/src/libultra/io/sptaskyielded.o"
include "build/asm/boot/bcmp.text.o"

53
src/libultra/gu/position.c
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@ -1,5 +1,54 @@
#include "global.h"
#pragma GLOBAL_ASM("asm/non_matchings/boot/position/guPositionF.s")
/**
* guPositionF
* Creates a rotation/parallel translation modelling matrix (floating point)
*/
void guPositionF(f32 mf[4][4], f32 rot, f32 pitch, f32 yaw, f32 scale, f32 x, f32 y, f32 z) {
static f32 D_80134D00 = M_PI / 180.0;
f32 sinr, sinp, sinh;
f32 cosr, cosp, cosh;
#pragma GLOBAL_ASM("asm/non_matchings/boot/position/guPosition.s")
rot *= D_80134D00;
pitch *= D_80134D00;
yaw *= D_80134D00;
sinr = __sinf(rot);
cosr = __cosf(rot);
sinp = __sinf(pitch);
cosp = __cosf(pitch);
sinh = __sinf(yaw);
cosh = __cosf(yaw);
mf[0][0] = (cosp * cosh) * scale;
mf[0][1] = (cosp * sinh) * scale;
mf[0][2] = (-sinp) * scale;
mf[0][3] = 0.0f;
mf[1][0] = ((sinr * sinp * cosh) - (cosr * sinh)) * scale;
mf[1][1] = ((sinr * sinp * sinh) + (cosr * cosh)) * scale;
mf[1][2] = (sinr * cosp) * scale;
mf[1][3] = 0.0f;
mf[2][0] = ((cosr * sinp * cosh) + (sinr * sinh)) * scale;
mf[2][1] = ((cosr * sinp * sinh) - (sinr * cosh)) * scale;
mf[2][2] = (cosr * cosp) * scale;
mf[2][3] = 0.0f;
mf[3][0] = x;
mf[3][1] = y;
mf[3][2] = z;
mf[3][3] = 1.0f;
}
/**
* guPosition
* Creates a rotational/parallel translation modeling matrix (fixed point)
*/
void guPosition(Mtx* m, f32 rot, f32 pitch, f32 yaw, f32 scale, f32 x, f32 y, f32 z) {
f32 mf[4][4];
guPositionF(mf, rot, pitch, yaw, scale, x, y, z);
guMtxF2L(mf, m);
}