rust/lib-hwengine-future/src/lib.rs
author unC0Rr
Tue, 03 Jan 2023 12:05:59 +0100
branchtransitional_engine
changeset 15901 f39f0f614dbf
parent 15900 128ace913837
child 15904 33798b649d9c
permissions -rw-r--r--
Use LandPixels array allocate in hwengine-future library
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use integral_geometry::{Point, Size};
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use land2d;
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#[repr(C)]
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pub struct GameField {
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    collision: land2d::Land2D<u16>,
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    pixels: land2d::Land2D<u32>,
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}
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#[no_mangle]
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pub extern "C" fn create_game_field(width: u32, height: u32) -> *mut GameField {
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    let game_field = Box::new(GameField {
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        collision: land2d::Land2D::new(Size::new(width as usize, height as usize), 0),
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        pixels: land2d::Land2D::new(Size::new(width as usize, height as usize), 0),
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    });
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    Box::leak(game_field)
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}
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#[no_mangle]
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pub extern "C" fn land_get(game_field: &mut GameField, x: i32, y: i32) -> u16 {
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    game_field.collision.map(y, x, |p| *p)
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}
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#[no_mangle]
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pub extern "C" fn land_set(game_field: &mut GameField, x: i32, y: i32, value: u16) {
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    game_field.collision.map(y, x, |p| *p = value);
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}
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#[no_mangle]
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pub extern "C" fn land_row(game_field: &mut GameField, row: i32) -> *mut u16 {
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    game_field.collision[row as usize].as_mut_ptr()
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}
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#[no_mangle]
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pub extern "C" fn land_fill(
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    game_field: &mut GameField,
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    x: i32,
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    y: i32,
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    border_value: u16,
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    fill_value: u16,
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) {
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    game_field
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        .collision
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        .fill(Point::new(x, y), border_value, fill_value)
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}
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#[no_mangle]
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pub extern "C" fn land_pixel_get(game_field: &mut GameField, x: i32, y: i32) -> u32 {
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    game_field.pixels.map(y, x, |p| *p)
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}
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#[no_mangle]
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pub extern "C" fn land_pixel_set(game_field: &mut GameField, x: i32, y: i32, value: u32) {
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    game_field.pixels.map(y, x, |p| *p = value);
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}
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#[no_mangle]
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pub extern "C" fn land_pixel_row(game_field: &mut GameField, row: i32) -> *mut u32 {
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    game_field.pixels[row as usize].as_mut_ptr()
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}
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#[no_mangle]
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pub extern "C" fn dispose_game_field(game_field: *mut GameField) {
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    unsafe { drop(Box::from_raw(game_field)) };
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}