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[client] sync the mouse position on startup with the host

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This commit is contained in:
Geoffrey McRae 2017-10-29 15:01:31 +11:00
parent 09ce136346
commit be792f33ce
2 changed files with 26 additions and 22 deletions
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6
client/KVMGFXHeader.h
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@ -30,9 +30,9 @@ struct KVMGFXHeader
uint32_t width; // the width uint32_t width; // the width
uint32_t height; // the height uint32_t height; // the height
uint32_t stride; // the row stride uint32_t stride; // the row stride
uint64_t frames; // total frame count int32_t mouseX; // the initial mouse X position
uint64_t clientFrame; // current client frame int32_t mouseY; // the initial mouse Y position
uint32_t dataLen; // total lengh of the data after this header uint64_t dataLen; // total lengh of the data after this header
}; };
#pragma pack(push,1) #pragma pack(push,1)

42
client/main.c
View File

@ -39,6 +39,7 @@ CopyJob;
struct KVMGFXState struct KVMGFXState
{ {
bool running; bool running;
bool started;
SDL_Window * window; SDL_Window * window;
SDL_Renderer * renderer; SDL_Renderer * renderer;
struct KVMGFXHeader * shm; struct KVMGFXHeader * shm;
@ -197,9 +198,6 @@ void drawFunc_XOR(CompFunc compFunc, SDL_Texture * texture, uint8_t * dst, const
ivshmem_kick_irq(state.shm->guestID, 0); ivshmem_kick_irq(state.shm->guestID, 0);
SDL_UnlockTexture(texture); SDL_UnlockTexture(texture);
if (state.shm->frames == 1)
SDL_RenderClear(state.renderer);
SDL_RenderCopy(state.renderer, texture, NULL, NULL); SDL_RenderCopy(state.renderer, texture, NULL, NULL);
SDL_RenderPresent(state.renderer); SDL_RenderPresent(state.renderer);
@ -238,7 +236,6 @@ int renderThread(void * unused)
format.width = 0; format.width = 0;
format.height = 0; format.height = 0;
format.stride = 0; format.stride = 0;
format.frames = 0;
while(state.running) while(state.running)
{ {
@ -321,13 +318,9 @@ int renderThread(void * unused)
memcpy(&format, state.shm, sizeof(format)); memcpy(&format, state.shm, sizeof(format));
} }
if (format.frames != state.shm->frames - 1)
DEBUG_INFO("dropped %lu", state.shm->frames - format.frames);
format.frames = state.shm->frames;
glDisable(GL_COLOR_LOGIC_OP); glDisable(GL_COLOR_LOGIC_OP);
drawFunc(compFunc, texture, texPixels, pixels); drawFunc(compFunc, texture, texPixels, pixels);
state.shm->clientFrame = format.frames; state.started = true;
} }
SDL_DestroyTexture(texture); SDL_DestroyTexture(texture);
@ -381,29 +374,40 @@ static inline const uint32_t mapScancode(SDL_Scancode scancode)
int eventThread(void * arg) int eventThread(void * arg)
{ {
bool serverMode = false;
int mouseX = 0; int mouseX = 0;
int mouseY = 0; int mouseY = 0;
int repeatCount = 0; int repeatCount = 0;
bool init = false;
// ensure mouse acceleration is identical in server mode // ensure mouse acceleration is identical in server mode
SDL_SetHintWithPriority(SDL_HINT_MOUSE_RELATIVE_MODE_WARP, "1", SDL_HINT_OVERRIDE); SDL_SetHintWithPriority(SDL_HINT_MOUSE_RELATIVE_MODE_WARP, "1", SDL_HINT_OVERRIDE);
// default to server mode
bool serverMode = true;
spice_mouse_mode(true);
SDL_SetRelativeMouseMode(true);
SDL_Event event;
while(state.running) while(state.running)
{ {
SDL_Event event;
while(SDL_PollEvent(&event)) while(SDL_PollEvent(&event))
{ {
if (event.type == SDL_QUIT)
{
state.running = false;
break;
}
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;
}
switch(event.type) switch(event.type)
{ {
case SDL_QUIT:
state.running = false;
break;
case SDL_KEYDOWN: case SDL_KEYDOWN:
{ {
SDL_Scancode sc = event.key.keysym.scancode; SDL_Scancode sc = event.key.keysym.scancode;