WIP SDL

korge-core/src/korlibs/sdl/SDL.kt

@@ -0,0 +1,25 @@
+package korlibs.sdl
+
+import korlibs.annotations.*
+import korlibs.ffi.*
+
+val SDLPath by lazy {
+    //"https://github.com/libsdl-org/SDL/releases/download/release-2.30.5/SDL2-2.30.5-win32-x64.zip"
+    //"SDL"
+    "C:\\temp\\SDL2.dll"
+}
+
+@KeepNames
+open class SDL : FFILib(SDLPath) {
+    companion object {
+        const val SDL_WINDOWPOS_UNDEFINED = 0x1FFF0000
+        const val SDL_WINDOWPOS_CENTERED = 0x2FFF0000
+    }
+
+    val SDL_Init: (flags: Int) -> Int by func()
+    val SDL_CreateWindow: (title: String, x: Int, y: Int, w: Int, h: Int, flags: Int) -> FFIPointer by func()
+    val SDL_ShowWindow: (window: FFIPointer) -> Unit by func()
+    val SDL_RaiseWindow: (window: FFIPointer) -> Unit by func()
+    val SDL_PollEvent: (event: FFIPointer) -> Boolean by func()
+    val SDL_Quit: () -> Unit by func()
+}

korge-core/test/korlibs/sdl/SDLTest.kt

@@ -0,0 +1,36 @@
+package korlibs.sdl
+
+import korlibs.concurrent.thread.*
+import korlibs.ffi.*
+import korlibs.io.async.*
+import korlibs.time.*
+import kotlinx.coroutines.*
+import kotlin.test.*
+
+class SDLTest {
+    @Ignore
+    @Test
+    fun test() = suspendTest {
+        val sdl = SDL()
+        try {
+            sdl.SDL_Init(0)
+            val window = sdl.SDL_CreateWindow("hello world", SDL.SDL_WINDOWPOS_CENTERED, SDL.SDL_WINDOWPOS_CENTERED, 300, 300, 2)
+            sdl.SDL_ShowWindow(window)
+            sdl.SDL_RaiseWindow(window)
+
+            val event = CreateFFIMemory(1024)
+            for (n in 0 until 1000) {
+                event.usePointer {
+                    while (sdl.SDL_PollEvent(it)) {
+                        println(it.getS32(0))
+                    }
+                    //NativeThread.sleep(1.milliseconds)
+                    delay(1.milliseconds)
+                }
+            }
+            sdl.SDL_Quit()
+        } finally {
+            //sdl.close() // @TODO: enable after korlibs -alpha8
+        }
+    }
+}