Initial commit

1 files changed, 79 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/riscos/SDL_riscosmouse.c b/contrib/SDL-3.2.8/src/video/riscos/SDL_riscosmouse.c
new file mode 100644
index 0000000..d67e7c8
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/video/riscos/SDL_riscosmouse.c
@@ -0,0 +1,79 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifdef SDL_VIDEO_DRIVER_RISCOS
+
+#include "SDL_riscosvideo.h"
+#include "SDL_riscosmouse.h"
+#include "../../events/SDL_mouse_c.h"
+
+#include <kernel.h>
+
+static SDL_Cursor *RISCOS_CreateDefaultCursor(void)
+{
+    SDL_Cursor *cursor = SDL_calloc(1, sizeof(*cursor));
+    if (cursor) {
+        // NULL is used to indicate the default cursor
+        cursor->internal = NULL;
+    }
+
+    return cursor;
+}
+
+static void RISCOS_FreeCursor(SDL_Cursor *cursor)
+{
+    SDL_free(cursor);
+}
+
+static bool RISCOS_ShowCursor(SDL_Cursor *cursor)
+{
+    if (cursor) {
+        // Turn the mouse pointer on
+        _kernel_osbyte(106, 1, 0);
+    } else {
+        // Turn the mouse pointer off
+        _kernel_osbyte(106, 0, 0);
+    }
+
+    return true;
+}
+
+bool RISCOS_InitMouse(SDL_VideoDevice *_this)
+{
+    SDL_Mouse *mouse = SDL_GetMouse();
+
+    // mouse->CreateCursor = RISCOS_CreateCursor;
+    // mouse->CreateSystemCursor = RISCOS_CreateSystemCursor;
+    mouse->ShowCursor = RISCOS_ShowCursor;
+    mouse->FreeCursor = RISCOS_FreeCursor;
+    // mouse->WarpMouse = RISCOS_WarpMouse;
+    // mouse->WarpMouseGlobal = RISCOS_WarpMouseGlobal;
+    // mouse->SetRelativeMouseMode = RISCOS_SetRelativeMouseMode;
+    // mouse->CaptureMouse = RISCOS_CaptureMouse;
+    // mouse->GetGlobalMouseState = RISCOS_GetGlobalMouseState;
+
+    SDL_SetDefaultCursor(RISCOS_CreateDefaultCursor());
+
+    return true;
+}
+
+#endif // SDL_VIDEO_DRIVER_RISCOS