Add ability to set/get player index on SDL controllers

Graphics/Cargo.lock

@@ -1443,7 +1443,7 @@ checksum = "96311ef4a16462c757bb6a39152c40f58f31cd2602a40fceb937e2bc34e6cbab"
 [[package]]
 name = "sdl2"
 version = "0.35.2"
-source = "git+https://github.com/encounter/rust-sdl2.git?rev=e282ef3acd7fcb4b2ba16863a7a0a7a8439f9335#e282ef3acd7fcb4b2ba16863a7a0a7a8439f9335"
+source = "git+https://github.com/encounter/rust-sdl2.git?rev=f39d7a7549fd59bebb1fb42ec12973200bb3080b#f39d7a7549fd59bebb1fb42ec12973200bb3080b"
 dependencies = [
  "bitflags",
  "lazy_static",
@@ -1454,7 +1454,7 @@ dependencies = [
 [[package]]
 name = "sdl2-sys"
 version = "0.35.2"
-source = "git+https://github.com/encounter/rust-sdl2.git?rev=e282ef3acd7fcb4b2ba16863a7a0a7a8439f9335#e282ef3acd7fcb4b2ba16863a7a0a7a8439f9335"
+source = "git+https://github.com/encounter/rust-sdl2.git?rev=f39d7a7549fd59bebb1fb42ec12973200bb3080b#f39d7a7549fd59bebb1fb42ec12973200bb3080b"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",

Graphics/Cargo.toml

@@ -30,7 +30,7 @@ scopeguard = "1.1.0"
 twox-hash = "1.6.2"
 winit = "0.26.1"
 # custom sdl2
-sdl2 = { git = "https://github.com/encounter/rust-sdl2.git", rev = "e282ef3acd7fcb4b2ba16863a7a0a7a8439f9335", features = ["no-link", "hidapi"] }
+sdl2 = { git = "https://github.com/encounter/rust-sdl2.git", rev = "f39d7a7549fd59bebb1fb42ec12973200bb3080b", features = ["no-link", "hidapi"] }
 
 [dependencies.imgui]
 git = "https://github.com/imgui-rs/imgui-rs"

Graphics/src/lib.rs

@@ -183,6 +183,8 @@ mod ffi {
         fn get_backend() -> Backend;
         fn get_backend_string() -> &'static str;
         fn set_fullscreen(v: bool);
+        fn get_controller_player_index(which: u32) -> i32;
+        fn set_controller_player_index(which: u32, index: i32);
     }
 }
 impl From<Button> for ffi::ControllerButton {
@@ -594,3 +596,19 @@ fn set_fullscreen(v: bool) {
         None
     });
 }
+
+fn get_controller_player_index(which: u32) -> i32 {
+    let has_controller = get_app().sdl_open_controllers.contains_key(&which);
+    let result = if has_controller {
+        get_app().sdl_open_controllers.get(&which).unwrap().player_index()
+    } else {
+        -1
+    };
+    result as i32
+}
+
+fn set_controller_player_index(which: u32, index: i32) {
+    if get_app().sdl_open_controllers.contains_key(&which) {
+        get_app().sdl_open_controllers.get(&which).unwrap().set_player_index(index);
+    }
+}

imgui/ImGuiEngine.hpp

@@ -2,6 +2,7 @@
 
 #include "imgui.h"
 #include "misc/cpp/imgui_stdlib.h"
+#include <memory>
 
 //#include <boo/IWindow.hpp>
 //#include <boo/graphicsdev/IGraphicsDataFactory.hpp>