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oot/src/libultra_code_O2/guPosition.c
Tharo f9d96d9f73
Fix most compiler warnings in the boot and code segments (#674)
* Less warnings in boot & code segments

* few more warnings gone

* Ran formatter

* z_view warning gone

* -> 1

* f31 -> 31

* Remove function casts

* Few more small improvements

* Separate declaration and assignment in func_80091738 and Item_Give

Co-authored-by: Thar0 <maximilianc64@gmail.com>
2021-02-13 19:49:40 -05:00

54 lines
1.4 KiB
C

#include "global.h"
/**
* guPositionF
* Creates a rotation/parallel translation modeling 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;
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/paralell translation moeling 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((MtxF*)mf, m);
}