Fix shapes_colors_palette

- Asyncify requires `memcpy` / `memset` to copy arrays
  - somehow does not work
- Make arrays static for now

Author: AntonPieper

examples/shapes_colors_palette.c

@@ -27,17 +27,17 @@ int main(void)
 
     InitWindow(screenWidth, screenHeight, "raylib [shapes] example - colors palette");
 
-    Color colors[MAX_COLORS_COUNT] = {
+    static Color colors[MAX_COLORS_COUNT] = {
         DARKGRAY, MAROON, ORANGE, DARKGREEN, DARKBLUE, DARKPURPLE, DARKBROWN,
         GRAY, RED, GOLD, LIME, BLUE, VIOLET, BROWN, LIGHTGRAY, PINK, YELLOW,
         GREEN, SKYBLUE, PURPLE, BEIGE };
 
-    const char *colorNames[MAX_COLORS_COUNT] = {
+    static const char *colorNames[MAX_COLORS_COUNT] = {
         "DARKGRAY", "MAROON", "ORANGE", "DARKGREEN", "DARKBLUE", "DARKPURPLE",
         "DARKBROWN", "GRAY", "RED", "GOLD", "LIME", "BLUE", "VIOLET", "BROWN",
         "LIGHTGRAY", "PINK", "YELLOW", "GREEN", "SKYBLUE", "PURPLE", "BEIGE" };
 
-    Rectangle colorsRecs[MAX_COLORS_COUNT] = { 0 };     // Rectangles array
+    static Rectangle colorsRecs[MAX_COLORS_COUNT] = { 0 };     // Rectangles array
 
     // Fills colorsRecs data (for every rectangle)
     for (int i = 0; i < MAX_COLORS_COUNT; i++)

raylib.js

@@ -118,9 +118,7 @@ export default class RaylibJs {
     }
 
     async WindowShouldClose() {
-        console.log("before frame");
         let timestamp = await nextFrame();
-        console.log("after frame");
         if (this.previous === undefined) {
             this.previous = timestamp;
             timestamp = await nextFrame();
@@ -261,6 +259,20 @@ export default class RaylibJs {
         this.ctx.font = `${fontSize}px grixel`;
         return this.ctx.measureText(text).width;
     }
+
+    memcpy(dest_ptr, src_ptr, count) {
+        const buffer = this.wasm.instance.exports.memory.buffer;
+        // TODO: Why this does not fix asyncify problems
+        new Uint8Array(buffer, dest_ptr, count)
+          .set(new Uint8Array(buffer, src_ptr, count));
+        return dest_ptr;
+    }
+
+    memset(ptr, value, num) {
+        const buffer = this.wasm.instance.exports.memory.buffer;
+        new Int32Array(buffer, ptr, num).fill(value);
+        return ptr;
+    }
 }
 
 const glfwKeyMapping = {