bool OculusBaseDisplayPlugin::beginFrameRender(uint32_t frameIndex) {
_currentRenderFrameInfo = FrameInfo();
_currentRenderFrameInfo.sensorSampleTime = ovr_GetTimeInSeconds();
_currentRenderFrameInfo.predictedDisplayTime = ovr_GetPredictedDisplayTime(_session, frameIndex);
auto trackingState = ovr_GetTrackingState(_session, _currentRenderFrameInfo.predictedDisplayTime, ovrTrue);
_currentRenderFrameInfo.renderPose = toGlm(trackingState.HeadPose.ThePose);
_currentRenderFrameInfo.presentPose = _currentRenderFrameInfo.renderPose;
std::array<glm::mat4, 2> handPoses;
// Make controller poses available to the presentation thread
ovr_for_each_hand([&](ovrHandType hand) {
static const auto REQUIRED_HAND_STATUS = ovrStatus_OrientationTracked & ovrStatus_PositionTracked;
if (REQUIRED_HAND_STATUS != (trackingState.HandStatusFlags[hand] & REQUIRED_HAND_STATUS)) {
return;
}
auto correctedPose = ovrControllerPoseToHandPose(hand, trackingState.HandPoses[hand]);
static const glm::quat HAND_TO_LASER_ROTATION = glm::rotation(Vectors::UNIT_Z, Vectors::UNIT_NEG_Y);
handPoses[hand] = glm::translate(glm::mat4(), correctedPose.translation) * glm::mat4_cast(correctedPose.rotation * HAND_TO_LASER_ROTATION);
});
withNonPresentThreadLock([&] {
_uiModelTransform = DependencyManager::get<CompositorHelper>()->getModelTransform();
_handPoses = handPoses;
_frameInfos[frameIndex] = _currentRenderFrameInfo;
});
return Parent::beginFrameRender(frameIndex);
}
bool DebugHmdDisplayPlugin::beginFrameRender(uint32_t frameIndex) {
_currentRenderFrameInfo = FrameInfo();
_currentRenderFrameInfo.sensorSampleTime = secTimestampNow();
_currentRenderFrameInfo.predictedDisplayTime = _currentRenderFrameInfo.sensorSampleTime;
// FIXME simulate head movement
//_currentRenderFrameInfo.renderPose = ;
//_currentRenderFrameInfo.presentPose = _currentRenderFrameInfo.renderPose;
withNonPresentThreadLock([&] {
_uiModelTransform = DependencyManager::get<CompositorHelper>()->getModelTransform();
_frameInfos[frameIndex] = _currentRenderFrameInfo;
_handPoses[0] = glm::translate(mat4(), vec3(-0.3f, 0.0f, 0.0f));
_handLasers[0].color = vec4(1, 0, 0, 1);
_handLasers[0].mode = HandLaserMode::Overlay;
_handPoses[1] = glm::translate(mat4(), vec3(0.3f, 0.0f, 0.0f));
_handLasers[1].color = vec4(0, 1, 1, 1);
_handLasers[1].mode = HandLaserMode::Overlay;
});
return Parent::beginFrameRender(frameIndex);
}
