Interfiber

echo "Copyright Interfiber 2020-2021"
echo "Lua quickstart script."
echo "This script will download, and compile lua from source"
echo "Lua is very lightweight so this should not take that long"
echo ""
echo ""
echo ""
echo "stage: downloading lua..."
curl -#L https://www.lua.org/ftp/lua-5.4.2.tar.gz -o LUA_STAGE_DOWNLOAD.tar.gz
if ! test -f LUA_STAGE_DOWNLOAD.tar.gz; then

mattatz

#ifndef __MATRIX_INCLUDED__
#define __MATRIX_INCLUDED__

#define IDENTITY_MATRIX float4x4(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)

float4x4 inverse(float4x4 m) {
    float n11 = m[0][0], n12 = m[1][0], n13 = m[2][0], n14 = m[3][0];
    float n21 = m[0][1], n22 = m[1][1], n23 = m[2][1], n24 = m[3][1];
    float n31 = m[0][2], n32 = m[1][2], n33 = m[2][2], n34 = m[3][2];
    float n41 = m[0][3], n42 = m[1][3], n43 = m[2][3], n44 = m[3][3];