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OpenXR frameskip integrated

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This commit is contained in:
Lubos 2022-05-01 11:17:50 +02:00
parent f735535dce
commit 26071937c8
2 changed files with 5 additions and 2 deletions
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3
android/app/src/main/cpp/code/vr/vr_renderer.c
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@ -343,6 +343,9 @@ void VR_DrawFrame( engine_t* engine ) {
OXR(xrWaitFrame(engine->appState.Session, &waitFrameInfo, &frameState));
engine->predictedDisplayTime = frameState.predictedDisplayTime;
if (!frameState.shouldRender) {
return;
}
// Get the HMD pose, predicted for the middle of the time period during which
// the new eye images will be displayed. The number of frames predicted ahead

4
android/app/src/main/cpp/code/vr/vr_types.c
View file

@ -173,14 +173,14 @@ void ovrFramebuffer_Acquire(ovrFramebuffer* frameBuffer) {
XrSwapchainImageWaitInfo waitInfo;
waitInfo.type = XR_TYPE_SWAPCHAIN_IMAGE_WAIT_INFO;
waitInfo.next = NULL;
waitInfo.timeout = 1000000000; /* timeout in nanoseconds */
waitInfo.timeout = 1000; /* timeout in nanoseconds */
XrResult res = xrWaitSwapchainImage(frameBuffer->ColorSwapChain.Handle, &waitInfo);
int i = 0;
while (res != XR_SUCCESS) {
res = xrWaitSwapchainImage(frameBuffer->ColorSwapChain.Handle, &waitInfo);
i++;
ALOGV(
" Retry xrWaitSwapchainImage %d times due to XR_TIMEOUT_EXPIRED (duration %f seconds)",
" Retry xrWaitSwapchainImage %d times due to XR_TIMEOUT_EXPIRED (duration %f micro seconds)",
i,
waitInfo.timeout * (1E-9));
}