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Updated all the libs, added citro3d, added ctr.swkbd (WIP, untested)
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parent
68a44645f7
commit
49c87e5526
97 changed files with 7341 additions and 944 deletions
34
libs/citro3d/source/maths/mtx_fromquat.c
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34
libs/citro3d/source/maths/mtx_fromquat.c
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#include <c3d/maths.h>
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void Mtx_FromQuat(C3D_Mtx* m, C3D_FQuat q)
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{
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float ii = q.i*q.i;
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float ij = q.i*q.j;
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float ik = q.i*q.k;
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float jj = q.j*q.j;
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float jk = q.j*q.k;
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float kk = q.k*q.k;
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float ri = q.r*q.i;
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float rj = q.r*q.j;
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float rk = q.r*q.k;
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m->r[0].x = 1.0f - (2.0f * (jj + kk));
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m->r[1].x = 2.0f * (ij + rk);
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m->r[2].x = 2.0f * (ik - rj);
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m->r[3].x = 0.0f;
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m->r[0].y = 2.0f * (ij - rk);
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m->r[1].y = 1.0f - (2.0f * (ii + kk));
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m->r[2].y = 2.0f * (jk + ri);
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m->r[3].y = 0.0f;
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m->r[0].z = 2.0f * (ik + rj);
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m->r[1].z = 2.0f * (jk - ri);
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m->r[2].z = 1.0f - (2.0f * (ii + jj));
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m->r[3].z = 0.0f;
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m->r[0].w = 0.0f;
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m->r[1].w = 0.0f;
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m->r[2].w = 0.0f;
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m->r[3].w = 1.0f;
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}
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