kos_sys/dc/
matrix.rs

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// Rust for KallistiOS/Dreamcast
// Copyright (C) 2024 Eric Fradella
// https://dreamcast.rs/

use crate::dc::vector::{matrix_t, vector_t};
use crate::prelude::*;

#[link(name = "kallisti")]
extern "C" {
    pub fn mat_store(out: *mut matrix_t);
    pub fn mat_load(src: *const matrix_t);
    pub fn mat_identity();
    pub fn mat_apply(src: *const matrix_t);
    pub fn mat_transform(invecs: *const vector_t, outvecs: *mut vector_t,
                         veccnt: c_int, stride: c_int);
    pub fn mat_transform_sq(input: *mut c_void, output: *mut c_void, veccnt: c_int);
    #[link_name = "mat_trans_single_wrapper"]
    pub fn mat_trans_single(x: c_float, y: c_float, z: c_float);
    #[link_name = "mat_trans_single4_wrapper"]
    pub fn mat_trans_single4(x: c_float, y: c_float, z: c_float, w: c_float);
    #[link_name = "mat_trans_single3_wrapper"]
    pub fn mat_trans_single3(x: c_float, y: c_float, z: c_float);
    #[link_name = "mat_trans_nodiv_wrapper"]
    pub fn mat_trans_nodiv(x: c_float, y: c_float, z: c_float, w: c_float);
    #[link_name = "mat_trans_single3_nodiv_wrapper"]
    pub fn mat_trans_single3_nodiv(x: c_float, y: c_float, z: c_float);
    #[link_name = "mat_trans_single3_nomod_wrapper"]
    pub fn mat_trans_single3_nomod(x: c_float, y: c_float, z: c_float,
                                   x2: c_float, y2: c_float, z2: c_float);
    #[link_name = "mat_trans_single3_nodiv_nomod_wrapper"]
    pub fn mat_trans_single3_nodiv_nomod(x: c_float, y: c_float, z: c_float,
                                         x2: c_float, y2: c_float, z2: c_float);
    #[link_name = "mat_trans_single3_nodivw_wrapper"]
    pub fn mat_trans_single3_nodivw(x: c_float, y: c_float, z: c_float, w: c_float);
    #[link_name = "mat_trans_single3_nodiv_div_wrapper"]
    pub fn mat_trans_single3_nodiv_div(x: c_float, y: c_float, z: c_float,
                                       xd: c_float, yd: c_float, zd: c_float);
    #[link_name = "mat_trans_normal3_wrapper"]
    pub fn mat_trans_normal3(x: c_float, y: c_float, z: c_float);
    #[link_name = "mat_trans_normal3_nomod_wrapper"]
    pub fn mat_trans_normal3_nomod(x: c_float, y: c_float, z: c_float,
                                   x2: c_float, y2: c_float, z2: c_float);
}