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[client] fixed out by one error on frame sleep sync

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Geoffrey McRae 2017-12-11 04:31:35 +11:00
parent 38d458ac7d
commit 7574e03d86
1 changed files with 3 additions and 4 deletions
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7
client/renderers/opengl.c
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@ -420,9 +420,10 @@ bool lgr_opengl_render(void * opaque, const uint8_t * data, bool resample)
if (this->fpsTexture) if (this->fpsTexture)
glCallList(this->fpsList); glCallList(this->fpsList);
glFlush();
++this->frameCount; ++this->frameCount;
SDL_GL_SwapWindow(this->params.window); SDL_GL_SwapWindow(this->params.window);
glFlush();
// wait until the frame has been presented, this is to avoid the video card // wait until the frame has been presented, this is to avoid the video card
// buffering frames, we would rather skip a frame then fall behind the guest // buffering frames, we would rather skip a frame then fall behind the guest
@ -432,10 +433,8 @@ bool lgr_opengl_render(void * opaque, const uint8_t * data, bool resample)
{ {
uint remainder; uint remainder;
glXWaitVideoSyncSGI(count, 1, &remainder); glXWaitVideoSyncSGI(count, 1, &remainder);
this->gpuFrameCount = count + 1;
} }
else this->gpuFrameCount = count + 1;
this->gpuFrameCount = count;
const uint64_t t = nanotime(); const uint64_t t = nanotime();
this->renderTime += t - this->lastFrameTime; this->renderTime += t - this->lastFrameTime;