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[guest] reworked mouse sync to better handle resolution changes

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This commit is contained in:
Geoffrey McRae 2017-11-17 19:57:13 +11:00
parent 12617479d4
commit f75d5b7f54
1 changed files with 32 additions and 46 deletions
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70
client/main.c
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@ -299,9 +299,7 @@ static inline const uint32_t mapScancode(SDL_Scancode scancode)
int eventThread(void * arg)
{
bool serverMode = false;
int mouseX = 0;
int mouseY = 0;
bool init = false;
bool realignGuest = true;
// ensure mouse acceleration is identical in server mode
SDL_SetHintWithPriority(SDL_HINT_MOUSE_RELATIVE_MODE_WARP, "1", SDL_HINT_OVERRIDE);
@ -320,23 +318,6 @@ int eventThread(void * arg)
if (!state.started)
continue;
if (!init)
{
mouseX = state.shm->mouseX;
mouseY = state.shm->mouseY;
spice_mouse_mode(false);
SDL_WarpMouseInWindow(state.window, mouseX, mouseY);
init = true;
}
if (state.windowChanged)
{
mouseX = state.shm->mouseX;
mouseY = state.shm->mouseY;
SDL_WarpMouseInWindow(state.window, mouseX, mouseY);
state.windowChanged = false;
}
switch(event.type)
{
case SDL_KEYDOWN:
@ -352,11 +333,7 @@ int eventThread(void * arg)
SDL_SetRelativeMouseMode(serverMode);
if (!serverMode)
{
mouseX = state.shm->mouseX;
mouseY = state.shm->mouseY;
SDL_WarpMouseInWindow(state.window, mouseX, mouseY);
}
realignGuest = true;
break;
}
@ -404,23 +381,27 @@ int eventThread(void * arg)
case SDL_MOUSEMOTION:
{
bool ok;
if (serverMode)
ok = spice_mouse_motion(event.motion.xrel, event.motion.yrel);
int x = 0;
int y = 0;
if (realignGuest || state.windowChanged)
{
x = event.motion.x - state.shm->mouseX;
y = event.motion.y - state.shm->mouseY;
realignGuest = false;
state.windowChanged = false;
}
else
ok = spice_mouse_motion(
(int)event.motion.x - mouseX,
(int)event.motion.y - mouseY
);
{
x = event.motion.xrel;
y = event.motion.yrel;
}
if (!ok)
if (x != 0 || y != 0)
if (!spice_mouse_motion(x, y))
{
DEBUG_ERROR("SDL_MOUSEMOTION: failed to send message");
break;
}
mouseX = event.motion.x;
mouseY = event.motion.y;
break;
}
@ -433,9 +414,6 @@ int eventThread(void * arg)
DEBUG_ERROR("SDL_MOUSEBUTTONDOWN: failed to send message");
break;
}
mouseX = event.motion.x;
mouseY = event.motion.y;
break;
case SDL_MOUSEBUTTONUP:
@ -447,11 +425,19 @@ int eventThread(void * arg)
DEBUG_ERROR("SDL_MOUSEBUTTONUP: failed to send message");
break;
}
mouseX = event.motion.x;
mouseY = event.motion.y;
break;
case SDL_WINDOWEVENT:
{
switch(event.window.event)
{
case SDL_WINDOWEVENT_ENTER:
realignGuest = true;
break;
}
break;
}
default:
break;
}