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Fixing HMD wobble

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This commit is contained in:
Brad Davis 2015-08-20 15:47:31 -07:00
parent 62e8ec3fdf
commit 476e5edb32
1 changed files with 11 additions and 3 deletions
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14
interface/src/Application.cpp
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@ -1123,10 +1123,18 @@ void Application::paintGL() {
mat4 eyeViews[2];
mat4 eyeProjections[2];
auto baseProjection = renderArgs._viewFrustum->getProjection();
// FIXME we don't need to set these every frame,
// only when the display plugin changes
// FIXME we probably don't need to set the projection matrix every frame,
// only when the display plugin changes (or in non-HMD modes when the user
// changes the FOV manually, which right now I don't think they can.
for_each_eye([&](Eye eye) {
eyeViews[eye] = displayPlugin->getView(eye, mat4());
// For providing the stereo eye views, the HMD head pose has already been
// applied to the avatar, so we need to get the difference between the head
// pose applied to the avatar and the per eye pose, and use THAT as
// the per-eye stereo matrix adjustment.
mat4 eyePose = displayPlugin->getEyePose(eye);
mat4 headPose = displayPlugin->getHeadPose();
mat4 eyeView = glm::inverse(eyePose) * headPose;
eyeViews[eye] = eyeView;
eyeProjections[eye] = displayPlugin->getProjection(eye, baseProjection);
});
renderArgs._context->setStereoProjections(eyeProjections);