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Bug 4576: remove touch/mouse duplication for Windows

This commit is contained in:
Sylvain Becker 2019-04-02 16:58:11 +02:00
parent a3f2c446ef
commit 1a4c3b57b7
1 changed files with 17 additions and 14 deletions
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31
src/video/windows/SDL_windowsevents.c
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@ -494,18 +494,20 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
SDL_Mouse *mouse = SDL_GetMouse();
if (!mouse->relative_mode || mouse->relative_mode_warp) {
SDL_MouseID mouseID = (((GetMessageExtraInfo() & MOUSEEVENTF_FROMTOUCH) == MOUSEEVENTF_FROMTOUCH) ? SDL_TOUCH_MOUSEID : 0);
SDL_SendMouseMotion(data->window, mouseID, 0, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
if (isWin10FCUorNewer && mouseID != SDL_TOUCH_MOUSEID && mouse->relative_mode_warp) {
/* To work around #3931, Win10 bug introduced in Fall Creators Update, where
SetCursorPos() (SDL_WarpMouseInWindow()) doesn't reliably generate mouse events anymore,
after each windows mouse event generate a fake event for the middle of the window
if relative_mode_warp is used */
int center_x = 0, center_y = 0;
SDL_GetWindowSize(data->window, &center_x, &center_y);
center_x /= 2;
center_y /= 2;
SDL_SendMouseMotion(data->window, mouseID, 0, center_x, center_y);
/* Only generate mouse events for real mouse */
if ((GetMessageExtraInfo() & MOUSEEVENTF_FROMTOUCH) != MOUSEEVENTF_FROMTOUCH) {
SDL_SendMouseMotion(data->window, 0, 0, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
if (isWin10FCUorNewer && mouse->relative_mode_warp) {
/* To work around #3931, Win10 bug introduced in Fall Creators Update, where
SetCursorPos() (SDL_WarpMouseInWindow()) doesn't reliably generate mouse events anymore,
after each windows mouse event generate a fake event for the middle of the window
if relative_mode_warp is used */
int center_x = 0, center_y = 0;
SDL_GetWindowSize(data->window, &center_x, &center_y);
center_x /= 2;
center_y /= 2;
SDL_SendMouseMotion(data->window, 0, 0, center_x, center_y);
}
}
}
}
@ -525,8 +527,9 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
SDL_Mouse *mouse = SDL_GetMouse();
if (!mouse->relative_mode || mouse->relative_mode_warp) {
SDL_MouseID mouseID = (((GetMessageExtraInfo() & MOUSEEVENTF_FROMTOUCH) == MOUSEEVENTF_FROMTOUCH) ? SDL_TOUCH_MOUSEID : 0);
WIN_CheckWParamMouseButtons(wParam, data, mouseID);
if ((GetMessageExtraInfo() & MOUSEEVENTF_FROMTOUCH) != MOUSEEVENTF_FROMTOUCH) {
WIN_CheckWParamMouseButtons(wParam, data, mouseID);
}
}
}
break;