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Updated all the libs, added citro3d, added ctr.swkbd (WIP, untested)

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Firew0lf 2016-08-05 17:30:24 +02:00
parent 68a44645f7
commit 49c87e5526
97 changed files with 7341 additions and 944 deletions
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19
libs/citro3d/source/maths/mtx_multiply.c Normal file
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#include <c3d/maths.h>
void Mtx_Multiply(C3D_Mtx* out, const C3D_Mtx* a, const C3D_Mtx* b)
{
// if out is a or b, then we need to avoid overwriting them
if(out == a || out == b)
{
C3D_Mtx tmp;
Mtx_Multiply(&tmp, a, b);
Mtx_Copy(out, &tmp);
return;
}
// http://www.wolframalpha.com/input/?i={{a,b,c,d},{e,f,g,h},{i,j,k,l},{m,n,o,p}}{{α,β,γ,δ},{ε,θ,ι,κ},{λ,μ,ν,ξ},{ο,π,ρ,σ}}
int i, j;
for (j = 0; j < 4; ++j)
for (i = 0; i < 4; ++i)
out->r[j].c[i] = a->r[j].x*b->r[0].c[i] + a->r[j].y*b->r[1].c[i] + a->r[j].z*b->r[2].c[i] + a->r[j].w*b->r[3].c[i];
}