74 lines
1.8 KiB
Rust
74 lines
1.8 KiB
Rust
//! C API wrapper for the [servicepoint](https://docs.rs/servicepoint/latest/servicepoint/) crate.
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//!
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//! # Examples
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//!
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//! Make sure to check out [this GitHub repo](https://github.com/arfst23/ServicePoint) as well!
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//!
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//! ```C
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//! #include <stdio.h>
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//! #include "servicepoint.h"
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//!
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//! int main(void) {
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//! UdpConnection *connection = sp_udp_open("172.23.42.29:2342");
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//! if (connection == NULL)
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//! return 1;
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//!
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//! Bitmap *pixels = sp_bitmap_new(SP_PIXEL_WIDTH, SP_PIXEL_HEIGHT);
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//! sp_bitmap_fill(pixels, true);
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//!
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//! TypedCommand *command = sp_command_bitmap_linear_win(0, 0, pixels, Uncompressed);
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//! while (sp_udp_send_command(connection, sp_command_clone(command)));
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//!
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//! sp_command_free(command);
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//! sp_udp_free(connection);
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//! return 0;
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//! }
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//! ```
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pub use crate::bitmap::*;
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pub use crate::bitvec::*;
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pub use crate::brightness_grid::*;
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pub use crate::byte_slice::*;
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pub use crate::char_grid::*;
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pub use crate::cp437_grid::*;
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pub use crate::packet::*;
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pub use servicepoint::CommandCode;
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use std::ptr::NonNull;
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pub use typed_command::*;
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mod bitmap;
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mod bitvec;
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mod brightness_grid;
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mod byte_slice;
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mod char_grid;
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mod cp437_grid;
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mod packet;
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mod typed_command;
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#[cfg(feature = "protocol_udp")]
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mod udp;
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#[cfg(feature = "protocol_udp")]
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pub use udp::*;
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use std::time::Duration;
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/// Actual hardware limit is around 28-29ms/frame. Rounded up for less dropped packets.
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pub const SP_FRAME_PACING_MS: u128 = Duration::from_millis(30).as_millis();
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pub(crate) fn heap_move<T>(x: T) -> *mut T {
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Box::into_raw(Box::new(x))
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}
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pub(crate) fn heap_move_nonnull<T>(x: T) -> NonNull<T> {
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NonNull::from(Box::leak(Box::new(x)))
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}
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pub(crate) unsafe fn heap_drop<T>(x: NonNull<T>) {
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drop(unsafe { heap_remove(x) });
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}
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pub(crate) unsafe fn heap_remove<T>(x: NonNull<T>) -> T {
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unsafe { *Box::from_raw(x.as_ptr()) }
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}
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