mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-12-22 21:43:40 +00:00
[client] updates for new protocol and vsync disable method
This commit is contained in:
Geoffrey McRae
parent
818164da7f
commit
301d394f50
242
client/main.c
242
client/main.c
@ -145,15 +145,15 @@ int renderThread(void * unused)
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{
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bool error = false;
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struct KVMFRHeader header;
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volatile uint64_t * dataPos = &state.shm->dataPos;
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volatile int32_t * updateCount = &state.shm->updateCount - 1;
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while(state.running)
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{
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// if the next frame isn't aready available
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if (header.dataPos == *dataPos)
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if (header.updateCount == *updateCount)
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{
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// poll until we have a new frame, or we time out
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while(header.dataPos == *dataPos && state.running) {
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while(header.updateCount == *updateCount && state.running) {
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const struct timespec s = {
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.tv_sec = 0,
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.tv_nsec = 1000
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@ -174,133 +174,140 @@ int renderThread(void * unused)
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// check the header's magic and version are valid
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if (
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memcmp(header.magic, KVMFR_HEADER_MAGIC, sizeof(KVMFR_HEADER_MAGIC)) != 0 ||
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header.version != KVMFR_HEADER_VERSION ||
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(
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header.dataPos == 0 ||
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header.width == 0 ||
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header.height == 0 ||
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header.stride == 0 ||
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header.frameType >= FRAME_TYPE_MAX
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)
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)
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{
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header.version != KVMFR_HEADER_VERSION
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){
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usleep(1000);
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continue;
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}
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// setup the renderer format with the frame format details
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LG_RendererFormat lgrFormat;
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lgrFormat.width = header.width;
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lgrFormat.height = header.height;
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lgrFormat.stride = header.stride;
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switch(header.frameType)
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if(header.flags & KVMFR_HEADER_FLAG_FRAME)
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{
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case FRAME_TYPE_ARGB:
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lgrFormat.pitch = header.stride * 4;
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lgrFormat.bpp = 32;
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break;
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case FRAME_TYPE_RGB:
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lgrFormat.pitch = header.stride * 3;
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lgrFormat.bpp = 24;
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break;
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default:
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DEBUG_ERROR("Unsupported frameType");
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error = true;
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break;
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}
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if (error)
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break;
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// check the header's dataPos is sane
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const size_t dataSize = lgrFormat.height * lgrFormat.pitch;
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if (header.dataPos + dataSize > state.shmSize)
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{
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DEBUG_ERROR("The guest sent an invalid dataPos");
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break;
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}
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// check if we have a compatible renderer
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if (!state.lgr || !state.lgr->is_compatible(state.lgrData, lgrFormat))
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{
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int width, height;
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SDL_GetWindowSize(state.window, &width, &height);
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LG_RendererParams lgrParams;
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lgrParams.window = state.window;
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lgrParams.font = state.font;
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lgrParams.showFPS = params.showFPS;
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lgrParams.vsync = params.vsync;
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lgrParams.width = width;
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lgrParams.height = height;
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DEBUG_INFO("Data Format: w=%u, h=%u, s=%u, p=%u, bpp=%u",
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lgrFormat.width, lgrFormat.height, lgrFormat.stride, lgrFormat.pitch, lgrFormat.bpp);
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// first try to reinitialize any existing renderer
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if (state.lgr)
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{
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state.lgr->deinitialize(state.lgrData);
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if (state.lgr->initialize(&state.lgrData, lgrParams, lgrFormat))
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{
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DEBUG_INFO("Reinitialized %s", state.lgr->get_name());
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}
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else
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{
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DEBUG_ERROR("Failed to reinitialize %s, trying other renderers", state.lgr->get_name());
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state.lgr->deinitialize(state.lgrData);
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state.lgr = NULL;
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}
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if (
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header.frame.type >= FRAME_TYPE_MAX ||
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header.frame.width == 0 ||
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header.frame.height == 0 ||
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header.frame.stride == 0 ||
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header.frame.dataPos == 0 ||
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header.frame.dataPos > state.shmSize
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){
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usleep(1000);
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continue;
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}
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if (!state.lgr)
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// setup the renderer format with the frame format details
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LG_RendererFormat lgrFormat;
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lgrFormat.width = header.frame.width;
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lgrFormat.height = header.frame.height;
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lgrFormat.stride = header.frame.stride;
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switch(header.frame.type)
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{
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// probe for a a suitable renderer
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for(const LG_Renderer **r = &LG_Renderers[0]; *r; ++r)
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{
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if (!IS_LG_RENDERER_VALID(*r))
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{
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DEBUG_ERROR("FIXME: Renderer %d is invalid, skipping", (int)(r - &LG_Renderers[0]));
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continue;
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}
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state.lgrData = NULL;
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if (!(*r)->initialize(&state.lgrData, lgrParams, lgrFormat))
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{
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(*r)->deinitialize(state.lgrData);
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continue;
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}
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state.lgr = *r;
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DEBUG_INFO("Initialized %s", (*r)->get_name());
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case FRAME_TYPE_ARGB:
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lgrFormat.pitch = header.frame.stride * 4;
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lgrFormat.bpp = 32;
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break;
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case FRAME_TYPE_RGB:
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lgrFormat.pitch = header.frame.stride * 3;
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lgrFormat.bpp = 24;
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break;
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default:
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DEBUG_ERROR("Unsupported frameType");
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error = true;
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break;
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}
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if (error)
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break;
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// check the header's dataPos is sane
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const size_t dataSize = lgrFormat.height * lgrFormat.pitch;
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if (header.frame.dataPos + dataSize > state.shmSize)
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{
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DEBUG_ERROR("The guest sent an invalid dataPos");
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break;
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}
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// check if we have a compatible renderer
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if (!state.lgr || !state.lgr->is_compatible(state.lgrData, lgrFormat))
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{
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int width, height;
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SDL_GetWindowSize(state.window, &width, &height);
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LG_RendererParams lgrParams;
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lgrParams.window = state.window;
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lgrParams.font = state.font;
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lgrParams.showFPS = params.showFPS;
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lgrParams.vsync = params.vsync;
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lgrParams.width = width;
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lgrParams.height = height;
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DEBUG_INFO("Data Format: w=%u, h=%u, s=%u, p=%u, bpp=%u",
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lgrFormat.width, lgrFormat.height, lgrFormat.stride, lgrFormat.pitch, lgrFormat.bpp);
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// first try to reinitialize any existing renderer
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if (state.lgr)
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{
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state.lgr->deinitialize(state.lgrData);
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if (state.lgr->initialize(&state.lgrData, lgrParams, lgrFormat))
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{
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DEBUG_INFO("Reinitialized %s", state.lgr->get_name());
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}
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else
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{
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DEBUG_ERROR("Failed to reinitialize %s, trying other renderers", state.lgr->get_name());
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state.lgr->deinitialize(state.lgrData);
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state.lgr = NULL;
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}
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}
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if (!state.lgr)
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{
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DEBUG_INFO("Unable to find a suitable renderer");
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return -1;
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// probe for a a suitable renderer
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for(const LG_Renderer **r = &LG_Renderers[0]; *r; ++r)
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{
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if (!IS_LG_RENDERER_VALID(*r))
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{
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DEBUG_ERROR("FIXME: Renderer %d is invalid, skipping", (int)(r - &LG_Renderers[0]));
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continue;
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}
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state.lgrData = NULL;
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if (!(*r)->initialize(&state.lgrData, lgrParams, lgrFormat))
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{
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(*r)->deinitialize(state.lgrData);
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continue;
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}
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state.lgr = *r;
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DEBUG_INFO("Initialized %s", (*r)->get_name());
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break;
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}
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if (!state.lgr)
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{
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DEBUG_INFO("Unable to find a suitable renderer");
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return -1;
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}
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}
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state.srcSize.x = header.frame.width;
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state.srcSize.y = header.frame.height;
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if (params.autoResize)
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SDL_SetWindowSize(state.window, header.frame.width, header.frame.height);
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updatePositionInfo();
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}
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state.srcSize.x = header.width;
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state.srcSize.y = header.height;
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if (params.autoResize)
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SDL_SetWindowSize(state.window, header.width, header.height);
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updatePositionInfo();
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}
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if (!state.lgr->render(
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state.lgrData,
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(uint8_t *)state.shm + header.dataPos,
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params.useMipmap
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))
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{
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DEBUG_ERROR("Failed to render the frame");
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break;
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if (!state.lgr->render(
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state.lgrData,
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(uint8_t *)state.shm + header.frame.dataPos,
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params.useMipmap
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))
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{
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DEBUG_ERROR("Failed to render the frame");
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break;
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}
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}
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}
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@ -477,8 +484,8 @@ int eventThread(void * arg)
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x = (float)x * state.scaleX;
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y = (float)y * state.scaleY;
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}
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x -= state.shm->mouseX;
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y -= state.shm->mouseY;
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x -= state.shm->cursor.x;
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y -= state.shm->cursor.y;
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realignGuest = false;
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if (!spice_mouse_motion(x, y))
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@ -605,6 +612,9 @@ int run()
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FcPatternDestroy(pat);
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}
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if (!params.vsync)
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SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0);
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state.window = SDL_CreateWindow(
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"Looking Glass (Client)",
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params.center ? SDL_WINDOWPOS_CENTERED : params.x,
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