//
// Generated By: dol2asm
// Translation Unit: mtx44
//

#include "dolphin/mtx/mtx44.h"
#include "MSL_C/math.h"

//
// Declarations:
//

/* ############################################################################################## */

static void __C_MTXOrtho1(Mtx44 m, f32 l, f32 r, f32 t, f32 b) {
    f32 temp_f10 = 1.0F / (r - l);
    f32 temp_f8;
    m[0][0] = 2.0F * temp_f10;
    m[0][1] = 0.0F;
    m[0][2] = 0.0F;
    m[0][3] = temp_f10 * -(r + l);

    temp_f8 = 1.0F / (t - b);
    m[1][0] = 0.0F;
    m[1][1] = 2.0F * temp_f8;
    m[1][2] = 0.0F;
    m[1][3] = temp_f8 * -(t + b);
}

static void __C_MTXOrtho2(Mtx44 m, f32 f, f32 n) {
    f32 temp_f4 = 1.0F / (f - n);
    m[2][0] = 0.0F;
    m[2][1] = 0.0F;
    m[2][2] = -1.0F * temp_f4;
    m[2][3] = -f * temp_f4;

    m[3][0] = 0.0F;
    m[3][1] = 0.0F;
    m[3][2] = 0.0F;
    m[3][3] = 1.0F;
}

/* 80346F28-80346FF8 341868 00D0+00 0/0 6/6 0/0 .text            C_MTXPerspective */
// Functions match but has issues with float constants
void C_MTXPerspective(Mtx44 m, f32 fovY, f32 aspect, f32 n, f32 f)
{
    f32 temp_f3;
    f32 temp_f4;

    fovY = 0.5F * fovY;

    temp_f4 = 1.0F / tanf(0.017453292F * (fovY));
    temp_f3 = 1.0F / (f - n);

    m[0][0] = temp_f4 / aspect;
    m[0][1] = 0.0F;
    m[0][2] = 0.0F;
    m[0][3] = 0.0F;

    m[1][0] = 0.0F;
    m[1][1] = temp_f4;
    m[1][2] = 0.0F;
    m[1][3] = 0.0F;

    m[2][0] = 0.0F;
    m[2][1] = 0.0F;
    m[2][2] = -n * temp_f3;
    m[2][3] = temp_f3 * -(f * n);

    m[3][0] = 0.0F;
    m[3][1] = 0.0F;
    m[3][2] = -1.0F;
    m[3][3] = 0.0F;
}

/* 80346FF8-80347090 341938 0098+00 0/0 11/11 2/2 .text            C_MTXOrtho */
void C_MTXOrtho(Mtx44 m, f32 t, f32 b, f32 l, f32 r, f32 n, f32 f)
{
    __C_MTXOrtho1(m, l, r, t, b);

    __C_MTXOrtho2(m, f, n);
}