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Author | SHA1 | Date | |
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895bec3bd5 | |||
e73e9b12f8 | |||
00566021a0 |
9 changed files with 100 additions and 33 deletions
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@ -1,3 +1,3 @@
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||||||
# ovr-screen
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# ovr-screen
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A SteamVR overlay for Linux+X11 that displays the screen in VR.
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A SteamVR overlay for Linux+X11 that displays all your screens in VR.
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29
src/app.cpp
29
src/app.cpp
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@ -8,6 +8,7 @@
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App::App()
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App::App()
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{
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{
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_tracking_origin = vr::TrackingUniverseStanding;
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_tracking_origin = vr::TrackingUniverseStanding;
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_frames_since_framebuffer = 999;
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InitOVR();
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InitOVR();
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InitX11();
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InitX11();
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@ -115,7 +116,7 @@ void App::InitGLFW()
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void App::InitRootOverlay()
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void App::InitRootOverlay()
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{
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{
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_root_overlay = Overlay(this, "root");
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_root_overlay = Overlay(this, "root");
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_root_overlay.SetAlpha(0.2f);
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_root_overlay.SetAlpha(0.5f);
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// clang-format off
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// clang-format off
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VRMat root_start_pose = {{
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VRMat root_start_pose = {{
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{0.25f, 0.0f, 0.0f, 0},
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{0.25f, 0.0f, 0.0f, 0},
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@ -124,6 +125,7 @@ void App::InitRootOverlay()
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}};
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}};
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// clang-format on
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// clang-format on
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_root_overlay.SetTransformWorld(&root_start_pose);
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_root_overlay.SetTransformWorld(&root_start_pose);
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_root_overlay.SetTextureToColor(110, 30, 190);
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_root_overlay._GrabBeginCallback = [this](Controller *controller) {
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_root_overlay._GrabBeginCallback = [this](Controller *controller) {
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for (auto &panel : _panels)
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for (auto &panel : _panels)
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@ -151,6 +153,7 @@ void App::Update()
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panel.Update();
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panel.Update();
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}
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}
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}
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}
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_frames_since_framebuffer += 1;
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}
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}
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void App::UpdateInput()
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void App::UpdateInput()
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@ -175,6 +178,8 @@ void App::UpdateInput()
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{
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{
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panel.SetHidden(_hidden);
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panel.SetHidden(_hidden);
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}
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}
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_controllers[0]->SetHidden(_hidden);
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_controllers[1]->SetHidden(_hidden);
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}
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}
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_controllers[0]->Update();
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_controllers[0]->Update();
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_controllers[1]->Update();
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_controllers[1]->Update();
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@ -182,6 +187,11 @@ void App::UpdateInput()
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void App::UpdateFramebuffer()
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void App::UpdateFramebuffer()
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{
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{
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if (_frames_since_framebuffer < 2)
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{
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return;
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}
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_frames_since_framebuffer = 0;
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auto frame = XGetImage(
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auto frame = XGetImage(
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_xdisplay,
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_xdisplay,
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_root_window,
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_root_window,
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@ -232,22 +242,19 @@ Ray App::IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len)
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Ray ray;
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Ray ray;
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ray.distance = max_len;
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ray.distance = max_len;
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ray.overlay = nullptr;
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ray.overlay = nullptr;
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auto r_root = _root_overlay.IntersectRay(origin, direction, max_len);
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if (r_root.distance < ray.distance)
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{
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{
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float root_dist = _root_overlay.IntersectRay(origin, direction, max_len);
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ray = r_root;
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if (root_dist < ray.distance)
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{
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ray.distance = root_dist;
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ray.overlay = &_root_overlay;
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}
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}
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}
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for (auto &panel : _panels)
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for (auto &panel : _panels)
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{
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{
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float dist = panel.GetOverlay()->IntersectRay(origin, direction, max_len);
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auto r_panel = panel.GetOverlay()->IntersectRay(origin, direction, max_len);
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if (dist < ray.distance)
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if (r_panel.distance < ray.distance)
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{
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{
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ray.distance = dist;
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ray = r_panel;
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ray.overlay = panel.GetOverlay();
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}
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}
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}
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}
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return ray;
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return ray;
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@ -50,6 +50,7 @@ class App
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Window _root_window;
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Window _root_window;
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GLFWwindow *_gl_window;
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GLFWwindow *_gl_window;
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GLuint _gl_frame;
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GLuint _gl_frame;
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int _frames_since_framebuffer;
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int _root_width;
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int _root_width;
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int _root_height;
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int _root_height;
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@ -12,6 +12,7 @@ Controller::Controller(App *app, ControllerSide side)
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_input_handle = 0;
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_input_handle = 0;
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_is_connected = false;
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_is_connected = false;
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_side = side;
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_side = side;
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_hidden = false;
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std::string laser_name = "controller_laser_";
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std::string laser_name = "controller_laser_";
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if (side == ControllerSide::Left)
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if (side == ControllerSide::Left)
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@ -45,6 +46,28 @@ bool Controller::IsConnected()
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return _is_connected;
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return _is_connected;
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}
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}
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void Controller::SetHidden(bool state)
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{
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_hidden = state;
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}
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void Controller::RegisterGrabbedOverlay(Overlay *overlay)
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{
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_grabbed_overlays.push_back(overlay);
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}
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void Controller::ReleaseOverlay(Overlay *overlay)
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{
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for (auto i = _grabbed_overlays.begin(); i != _grabbed_overlays.end(); i++)
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{
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if (*i == overlay)
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{
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_grabbed_overlays.erase(i);
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break;
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}
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}
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}
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void Controller::Update()
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void Controller::Update()
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{
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{
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UpdateStatus();
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UpdateStatus();
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@ -72,6 +95,25 @@ void Controller::Update()
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ray.overlay->ControllerGrab(this);
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ray.overlay->ControllerGrab(this);
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}
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}
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}
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}
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if (!_grabbed_overlays.empty())
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{
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float move = _app->GetInputAnalog(_app->_input_handles.distance, _input_handle).y * 0.1; // TODO use frame time
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if (move != 0.0f)
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{
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// delta is calculated & clamped for first overlay so that child overlays don't move further than the root
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float main_z = _grabbed_overlays[0]->GetTarget()->transform.m[2][3];
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float new_main_z = glm::clamp(main_z - move, -5.0f, -0.1f);
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float real_delta = new_main_z - main_z;
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for (auto overlay : _grabbed_overlays)
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{
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auto transform = overlay->GetTarget()->transform;
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transform.m[2][3] += real_delta;
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overlay->SetTransformTracker(_device_index, &transform);
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}
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}
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}
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}
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}
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void Controller::UpdateStatus()
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void Controller::UpdateStatus()
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@ -91,5 +133,5 @@ void Controller::UpdateStatus()
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_device_index = _app->vr_sys->GetTrackedDeviceIndexForControllerRole(vr::TrackedControllerRole_RightHand);
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_device_index = _app->vr_sys->GetTrackedDeviceIndexForControllerRole(vr::TrackedControllerRole_RightHand);
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}
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}
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_is_connected &= _device_index < MAX_TRACKERS;
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_is_connected &= _device_index < MAX_TRACKERS;
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_laser.SetHidden(!_is_connected);
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_laser.SetHidden(!_is_connected || _hidden);
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}
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}
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@ -1,6 +1,7 @@
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#pragma once
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#pragma once
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#include "overlay.h"
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#include "overlay.h"
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#include "util.h"
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#include "util.h"
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#include <vector>
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class App;
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class App;
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@ -20,6 +21,11 @@ class Controller
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bool IsConnected();
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bool IsConnected();
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void SetHidden(bool state);
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void RegisterGrabbedOverlay(Overlay *overlay);
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void ReleaseOverlay(Overlay *overlay);
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void Update();
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void Update();
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void UpdateStatus();
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void UpdateStatus();
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@ -30,4 +36,6 @@ class Controller
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TrackerID _device_index;
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TrackerID _device_index;
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vr::VRInputValueHandle_t _input_handle;
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vr::VRInputValueHandle_t _input_handle;
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bool _is_connected;
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bool _is_connected;
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bool _hidden;
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std::vector<Overlay *> _grabbed_overlays;
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};
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};
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@ -1,7 +1,7 @@
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#include "app.h"
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#include "app.h"
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#include <signal.h>
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#include <signal.h>
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#define FRAMERATE 30
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#define UPDATE_RATE 60
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bool should_exit = false;
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bool should_exit = false;
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@ -19,7 +19,7 @@ int main()
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while (!should_exit)
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while (!should_exit)
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{
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{
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app.Update();
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app.Update();
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usleep(1000000 / FRAMERATE);
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usleep(1000000 / UPDATE_RATE);
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}
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}
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printf("\nShutting down\n");
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printf("\nShutting down\n");
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return 0;
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return 0;
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@ -2,7 +2,6 @@
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#include "app.h"
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#include "app.h"
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#include "util.h"
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#include "util.h"
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#include <cstdint>
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#include <cstdint>
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#include <glm/fwd.hpp>
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Overlay::Overlay()
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Overlay::Overlay()
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{
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{
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@ -17,25 +16,18 @@ Overlay::Overlay(App *app, std::string name)
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_holding_controller = nullptr;
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_holding_controller = nullptr;
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_width_m = 1;
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_width_m = 1;
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_ratio = 1;
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_ratio = 1;
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_hidden = false;
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_target.type = TargetType::World;
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_target = Target{.type = TargetType::World, .transform = VRMatIdentity};
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auto overlay_create_err = _app->vr_overlay->CreateOverlay(_name.c_str(), _name.c_str(), &_id);
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auto overlay_create_err = _app->vr_overlay->CreateOverlay(_name.c_str(), _name.c_str(), &_id);
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assert(overlay_create_err == 0);
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assert(overlay_create_err == 0);
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{
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vr::ETrackingUniverseOrigin origin;
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_app->vr_overlay->GetOverlayTransformAbsolute(_id, &origin, &_target.transform);
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}
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uint8_t col[4] = {20, 50, 50, 255};
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_app->vr_overlay->SetOverlayRaw(_id, &col, 1, 1, 4);
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printf("Created overlay instance %s\n", _name.c_str());
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// (flipping uv on y axis because opengl and xorg are opposite)
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// (flipping uv on y axis because opengl and xorg are opposite)
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vr::VRTextureBounds_t bounds{0, 1, 1, 0};
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vr::VRTextureBounds_t bounds{0, 1, 1, 0};
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_app->vr_overlay->SetOverlayTextureBounds(_id, &bounds);
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_app->vr_overlay->SetOverlayTextureBounds(_id, &bounds);
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_hidden = false;
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_app->vr_overlay->ShowOverlay(_id);
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_app->vr_overlay->ShowOverlay(_id);
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printf("Created overlay instance %s\n", _name.c_str());
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}
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}
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OverlayID Overlay::Id()
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OverlayID Overlay::Id()
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@ -133,11 +125,10 @@ void Overlay::SetTransformWorld(const VRMat *transform)
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void Overlay::SetTargetWorld()
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void Overlay::SetTargetWorld()
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{
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{
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auto abs_pose = ConvertMat(GetTransformAbsolute());
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auto abs_pose = ConvertMat(GetTransformAbsolute());
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_app->vr_overlay->SetOverlayTransformAbsolute(_id, vr::TrackingUniverseStanding, &abs_pose);
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SetTransformWorld(&abs_pose);
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_target.type = TargetType::World;
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}
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}
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float Overlay::IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len)
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Ray Overlay::IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len)
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{
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{
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float closest_dist = max_len;
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float closest_dist = max_len;
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auto end = origin + direction * max_len;
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auto end = origin + direction * max_len;
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@ -162,7 +153,7 @@ float Overlay::IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len
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closest_dist = dist;
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closest_dist = dist;
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}
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}
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}
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}
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return closest_dist;
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return Ray{.overlay = this, .distance = closest_dist};
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}
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}
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glm::mat4x4 Overlay::GetTransformAbsolute()
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glm::mat4x4 Overlay::GetTransformAbsolute()
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@ -198,6 +189,11 @@ glm::mat4x4 Overlay::GetTransformAbsolute()
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}
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}
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}
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}
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Target *Overlay::GetTarget()
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{
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return &_target;
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}
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void Overlay::Update()
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void Overlay::Update()
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{
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{
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if (!_initialized)
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if (!_initialized)
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@ -217,14 +213,20 @@ void Overlay::Update()
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void Overlay::ControllerGrab(Controller *controller)
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void Overlay::ControllerGrab(Controller *controller)
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{
|
{
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if (_holding_controller != nullptr)
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{
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_holding_controller->ReleaseOverlay(this);
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}
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_app->vr_overlay->SetOverlayColor(_id, 0.6f, 0.8f, 0.8f);
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_app->vr_overlay->SetOverlayColor(_id, 0.6f, 0.8f, 0.8f);
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|
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auto abs_mat = GetTransformAbsolute();
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auto abs_mat = GetTransformAbsolute();
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auto controller_mat = _app->GetTrackerPose(controller->DeviceIndex());
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auto controller_mat = _app->GetTrackerPose(controller->DeviceIndex());
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VRMat relative_pose = ConvertMat(glm::inverse(controller_mat) * abs_mat);
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VRMat relative_pose = ConvertMat(glm::inverse(controller_mat) * abs_mat);
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_app->vr_overlay->SetOverlayTransformTrackedDeviceRelative(_id, controller->DeviceIndex(), &relative_pose);
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SetTransformTracker(controller->DeviceIndex(), &relative_pose);
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controller->RegisterGrabbedOverlay(this);
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if (_GrabBeginCallback != nullptr)
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if (_GrabBeginCallback != nullptr)
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{
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{
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_GrabBeginCallback(controller);
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_GrabBeginCallback(controller);
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@ -235,10 +237,14 @@ void Overlay::ControllerGrab(Controller *controller)
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|
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void Overlay::ControllerRelease()
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void Overlay::ControllerRelease()
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{
|
{
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if (_holding_controller != nullptr)
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|
{
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_holding_controller->ReleaseOverlay(this);
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}
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_app->vr_overlay->SetOverlayColor(_id, 1.0f, 1.0f, 1.0f);
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_app->vr_overlay->SetOverlayColor(_id, 1.0f, 1.0f, 1.0f);
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auto new_pose = ConvertMat(GetTransformAbsolute());
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auto new_pose = ConvertMat(GetTransformAbsolute());
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_app->vr_overlay->SetOverlayTransformAbsolute(_id, _app->_tracking_origin, &new_pose);
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SetTransformWorld(&new_pose);
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|
|
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if (_GrabEndCallback != nullptr)
|
if (_GrabEndCallback != nullptr)
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{
|
{
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||||||
|
|
|
@ -5,6 +5,7 @@
|
||||||
#include <string>
|
#include <string>
|
||||||
|
|
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class App;
|
class App;
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|
struct Ray;
|
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class Controller;
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class Controller;
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|
|
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enum class TargetType
|
enum class TargetType
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|
@ -43,6 +44,7 @@ class Overlay
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void SetTextureToColor(uint8_t r, uint8_t g, uint8_t b);
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void SetTextureToColor(uint8_t r, uint8_t g, uint8_t b);
|
||||||
|
|
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glm::mat4x4 GetTransformAbsolute();
|
glm::mat4x4 GetTransformAbsolute();
|
||||||
|
Target *GetTarget();
|
||||||
|
|
||||||
void SetTransformTracker(TrackerID tracker, const VRMat *transform);
|
void SetTransformTracker(TrackerID tracker, const VRMat *transform);
|
||||||
void SetTransformWorld(const VRMat *transform);
|
void SetTransformWorld(const VRMat *transform);
|
||||||
|
@ -50,7 +52,7 @@ class Overlay
|
||||||
// void SetTargetTracker(TrackerID tracker);
|
// void SetTargetTracker(TrackerID tracker);
|
||||||
void SetTargetWorld();
|
void SetTargetWorld();
|
||||||
|
|
||||||
float IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len);
|
Ray IntersectRay(glm::vec3 origin, glm::vec3 direction, float max_len);
|
||||||
|
|
||||||
std::function<void(Controller *)> _GrabBeginCallback;
|
std::function<void(Controller *)> _GrabBeginCallback;
|
||||||
std::function<void()> _GrabEndCallback;
|
std::function<void()> _GrabEndCallback;
|
||||||
|
|
|
@ -23,6 +23,7 @@ Panel::Panel(App *app, int index, int x, int y, int width, int height)
|
||||||
_texture.eType = vr::TextureType_OpenGL;
|
_texture.eType = vr::TextureType_OpenGL;
|
||||||
_texture.handle = (void *)(uintptr_t)_gl_texture;
|
_texture.handle = (void *)(uintptr_t)_gl_texture;
|
||||||
_overlay.SetRatio(height / (float)width);
|
_overlay.SetRatio(height / (float)width);
|
||||||
|
_overlay.SetTextureToColor(50, 20, 50);
|
||||||
}
|
}
|
||||||
|
|
||||||
void Panel::Update()
|
void Panel::Update()
|
||||||
|
|
Loading…
Reference in a new issue