🎉 Serialize data in clojure

render-wasm/src/main.rs

@@ -103,16 +103,15 @@ pub extern "C" fn use_shape(a: u32, b: u32, c: u32, d: u32) {
 }
 
 #[no_mangle]
-pub unsafe extern "C" fn set_shape_selrect(left: f32, top: f32, right: f32, bottom: f32) {
+pub extern "C" fn set_shape_selrect(left: f32, top: f32, right: f32, bottom: f32) {
     let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
-
     if let Some(shape) = state.current_shape() {
         shape.selrect.set_ltrb(left, top, right, bottom);
     }
 }
 
 #[no_mangle]
-pub unsafe extern "C" fn set_shape_rotation(rotation: f32) {
+pub extern "C" fn set_shape_rotation(rotation: f32) {
     let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
     if let Some(shape) = state.current_shape() {
         shape.rotation = rotation;
@@ -120,7 +119,7 @@ pub unsafe extern "C" fn set_shape_rotation(rotation: f32) {
 }
 
 #[no_mangle]
-pub unsafe extern "C" fn set_shape_transform(a: f32, b: f32, c: f32, d: f32, e: f32, f: f32) {
+pub extern "C" fn set_shape_transform(a: f32, b: f32, c: f32, d: f32, e: f32, f: f32) {
     let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
     if let Some(shape) = state.current_shape() {
         shape.transform.a = a;
@@ -271,6 +270,24 @@ pub extern "C" fn set_shape_hidden(hidden: bool) {
     }
 }
 
+#[no_mangle]
+pub extern "C" fn set_shape_path_content(n_segments: u32) {
+    let state = unsafe { STATE.as_mut() }.expect("got an invalid state pointer");
+
+    if let Some(shape) = state.current_shape() {
+        let len = n_segments as usize;
+
+        unsafe {
+            let buffer = Vec::<shapes::RawPathData>::from_raw_parts(
+                mem::buffer_ptr() as *mut shapes::RawPathData,
+                len,
+                len,
+            );
+            mem::free_bytes();
+        }
+    }
+}
+
 fn main() {
     init_gl();
 }

render-wasm/src/shapes.rs

@@ -5,9 +5,11 @@ use uuid::Uuid;
 mod blend;
 mod fills;
 mod images;
+mod paths;
 pub use blend::*;
 pub use fills::*;
 pub use images::*;
+pub use paths::*;
 
 #[derive(Debug, Clone, Copy)]
 pub enum Kind {

render-wasm/src/shapes/paths.rs

@@ -0,0 +1,4 @@
+#[derive(Debug)]
+pub struct RawPathData {
+    data: [u8; 28],
+}