#ifndef GFX_H
#define GFX_H

/**
 * `x` vertex x
 * `y` vertex y
 * `z` vertex z
 * `s` texture s coordinate
 * `t` texture t coordinate
 * `crnx` red component of color vertex, or x component of normal vertex
 * `cgny` green component of color vertex, or y component of normal vertex
 * `cbnz` blue component of color vertex, or z component of normal vertex
 * `a` alpha
 */
#define VTX(x, y, z, s, t, crnx, cgny, cbnz, a) \
    { { { x, y, z }, 0, { s, t }, { crnx, cgny, cbnz, a } }, }

#define VTX_T(x, y, z, s, t, cr, cg, cb, a) \
    { { x, y, z }, 0, { s, t }, { cr, cg, cb, a }, }

#endif