CrispyPin/sinpin-vr
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convert to steamvr input system & add binding to toggle all overlays

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This commit is contained in:
Crispy 2023-04-11 18:03:03 +02:00
parent 4bc69f2e53
commit 41f01e29a6
7 changed files with 186 additions and 42 deletions
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2
Makefile
View file

@ -1,7 +1,7 @@
build:
CPATH=. g++ -Wall -lX11 -lXrandr -lglfw -lGL openvr/libopenvr_api.so src/*.cpp -o overlay
g++ -Wall -lX11 -lXrandr -lglfw -lGL openvr/libopenvr_api.so src/*.cpp -o overlay
run: build
./overlay

40
bindings/action_manifest.json Normal file
View file

@ -0,0 +1,40 @@
{
"default_bindings": [
{
"controller_type": "knuckles",
"binding_url": "index_controller.json"
}
],
"actions": [
{
"name": "/actions/main/in/ToggleAll",
"requirement": "mandatory",
"type": "boolean"
},
{
"name": "/actions/main/in/Grab",
"requirement": "mandatory",
"type": "boolean"
},
{
"name": "/actions/main/in/Distance",
"requirement": "suggested",
"type": "vector2"
}
],
"action_sets": [
{
"name": "/actions/main",
"usage": "leftright"
}
],
"localization": [
{
"language_tag": "en_us",
"/actions/main": "Overlay actions",
"/actions/main/in/ToggleAll": "Toggle all",
"/actions/main/in/Grab": "Grab panel",
"/actions/main/in/Distance": "Move away"
}
]
}

33
bindings/index_controller.json Normal file
View file

@ -0,0 +1,33 @@
{
"/actions/main": {
"sources": [
{
"path": "/user/hand/right/input/b",
"mode": "button",
"inputs": {
"long": {
"output": "/actions/main/in/toggleall"
}
}
},
{
"path": "/user/hand/right/input/thumbstick",
"mode": "joystick",
"inputs": {
"position": {
"output": "/actions/main/in/distance"
}
}
},
{
"path": "/user/hand/right/input/trigger",
"mode": "button",
"inputs": {
"click": {
"output": "/actions/main/in/grab"
}
}
}
]
}
}

93
src/app.cpp
View file

@ -7,6 +7,7 @@
App::App()
{
_tracking_origin = vr::TrackingUniverseStanding;
// _hidden = false;
InitOVR();
InitX11();
@ -34,6 +35,22 @@ App::App()
vr::HmdMatrix34_t start_pose = {{{1, 0, 0, pos_x}, {0, 1, 0, pos_y}, {0, 0, 1, 0}}};
_panels.push_back(Panel(this, start_pose, i, mon.x, mon.y, mon.width, mon.height));
}
{ // initialize SteamVR input
auto exe_path = std::filesystem::read_symlink("/proc/self/exe");
_actions_path = exe_path.parent_path().string() + "/bindings/action_manifest.json";
printf("actions path: %s\n", _actions_path.c_str());
vr_input->SetActionManifestPath(_actions_path.c_str());
auto action_err = vr_input->GetActionHandle("/actions/main/in/Grab", &_input_handles.grab);
assert(action_err == 0);
action_err = vr_input->GetActionHandle("/actions/main/in/ToggleAll", &_input_handles.toggle);
assert(action_err == 0);
action_err = vr_input->GetActionHandle("/actions/main/in/Distance", &_input_handles.distance);
assert(action_err == 0);
action_err = vr_input->GetActionSetHandle("/actions/main", &_input_handles.set);
assert(action_err == 0);
}
}
App::~App()
@ -72,6 +89,7 @@ void App::InitOVR()
}
printf("Initialized OpenVR\n");
vr_overlay = vr::VROverlay();
vr_input = vr::VRInput();
}
void App::InitGLFW()
@ -86,6 +104,42 @@ void App::InitGLFW()
}
void App::Update()
{
UpdateInput();
if (!_hidden)
{
UpdateFramebuffer();
for (auto &panel : _panels)
{
panel.Update();
}
}
}
void App::UpdateInput()
{
vr::VRActiveActionSet_t main;
main.ulActionSet = _input_handles.set;
main.ulRestrictedToDevice = 0;
vr_input->UpdateActionState(&main, sizeof(vr::VRActiveActionSet_t), 1);
vr_sys->GetDeviceToAbsoluteTrackingPose(_tracking_origin, 0, _tracker_poses, vr::k_unMaxTrackedDeviceCount);
for (unsigned int i = 0; i < vr::k_unMaxTrackedDeviceCount; i++)
{
if (IsInputJustPressed(i, _input_handles.toggle))
{
_hidden = !_hidden;
for (auto &panel : _panels)
{
panel.SetHidden(_hidden);
}
break;
}
}
}
void App::UpdateFramebuffer()
{
auto frame = XGetImage(
_xdisplay,
@ -97,11 +151,6 @@ void App::Update()
glBindTexture(GL_TEXTURE_2D, _gl_frame);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, _root_width, _root_height, 0, GL_BGRA, GL_UNSIGNED_BYTE, frame->data);
XDestroyImage(frame);
for (auto &panel : _panels)
{
panel.Update();
}
}
std::vector<TrackerID> App::GetControllers()
@ -114,35 +163,27 @@ std::vector<TrackerID> App::GetControllers()
glm::mat4 App::GetTrackerPose(TrackerID tracker)
{
vr::VRControllerState_t state;
vr::TrackedDevicePose_t tracked_pose;
vr_sys->GetControllerStateWithPose(
_tracking_origin,
tracker,
&state,
sizeof(vr::VRControllerState_t),
&tracked_pose);
return ConvertMat(tracked_pose.mDeviceToAbsoluteTracking);
return ConvertMat(_tracker_poses[tracker].mDeviceToAbsoluteTracking);
}
vr::VRControllerState_t App::GetControllerState(TrackerID controller)
vr::InputDigitalActionData_t App::GetControllerInputDigital(TrackerID controller, vr::VRActionHandle_t action)
{
vr::VRControllerState_t state;
auto get_state_err = vr_sys->GetControllerState(controller, &state, sizeof(vr::VRControllerState_t));
if (get_state_err == false)
printf("failed to get state of controller %d\n", controller);
vr::InputDigitalActionData_t state;
vr_input->GetDigitalActionData(action, &state, sizeof(vr::InputDigitalActionData_t), 0);
return state;
}
bool App::IsGrabActive(TrackerID controller)
vr::InputAnalogActionData_t App::GetControllerInputAnalog(TrackerID controller, vr::VRActionHandle_t action)
{
vr::VRControllerState_t state;
auto get_state_err = vr_sys->GetControllerState(controller, &state, sizeof(vr::VRControllerState_t));
if (get_state_err == false)
return false;
vr::InputAnalogActionData_t state;
vr_input->GetAnalogActionData(action, &state, sizeof(vr::InputAnalogActionData_t), 0);
return state;
}
auto trigger_mask = vr::ButtonMaskFromId(vr::k_EButton_SteamVR_Trigger);
return state.ulButtonPressed & trigger_mask;
bool App::IsInputJustPressed(TrackerID controller, vr::VRActionHandle_t action)
{
auto data = GetControllerInputDigital(controller, action);
return data.bState && data.bChanged;
}
CursorPos App::GetCursorPosition()

23
src/app.h
View file

@ -2,6 +2,7 @@
#include "util.h"
#include <GLFW/glfw3.h>
#include <X11/Xutil.h>
#include <filesystem>
#include <vector>
class Panel;
@ -11,6 +12,14 @@ struct CursorPos
int x, y;
};
struct InputHandles
{
vr::VRActionSetHandle_t set;
vr::VRActionHandle_t toggle;
vr::VRActionHandle_t distance;
vr::VRActionHandle_t grab;
};
class App
{
public:
@ -20,8 +29,9 @@ class App
std::vector<TrackerID> GetControllers();
glm::mat4 GetTrackerPose(TrackerID tracker);
vr::VRControllerState_t GetControllerState(TrackerID controller);
bool IsGrabActive(TrackerID controller);
vr::InputDigitalActionData_t GetControllerInputDigital(TrackerID controller, vr::VRActionHandle_t action);
vr::InputAnalogActionData_t GetControllerInputAnalog(TrackerID controller, vr::VRActionHandle_t action);
bool IsInputJustPressed(TrackerID controller, vr::VRActionHandle_t action);
CursorPos GetCursorPosition();
Display *_xdisplay;
@ -33,14 +43,23 @@ class App
int _root_height;
vr::ETrackingUniverseOrigin _tracking_origin;
std::filesystem::path _actions_path;
vr::IVRSystem *vr_sys;
vr::IVROverlay *vr_overlay;
vr::IVRInput *vr_input;
InputHandles _input_handles;
vr::TrackedDevicePose_t _tracker_poses[vr::k_unMaxTrackedDeviceCount];
std::vector<Panel> _panels;
bool _hidden = false;
private:
void InitX11();
void InitOVR();
void InitGLFW();
void UpdateFramebuffer();
void UpdateInput();
};

35
src/panel.cpp
View file

@ -55,7 +55,7 @@ void Panel::Update()
{
for (auto controller : _app->GetControllers())
{
if (_app->IsGrabActive(controller))
if (_app->IsInputJustPressed(controller, _app->_input_handles.grab))
{
vr::HmdMatrix34_t overlay_pose;
vr::ETrackingUniverseOrigin tracking_universe;
@ -79,19 +79,19 @@ void Panel::Update()
}
else
{
if (!_app->IsGrabActive(_active_hand))
if (!_app->GetControllerInputDigital(_active_hand, _app->_input_handles.grab).bState)
{
ControllerRelease();
}
auto state = _app->GetControllerState(_active_hand);
auto touchpad = state.rAxis[0];
if (touchpad.x != 0.0f)
{
// TODO take into account the current framerate
_alpha += touchpad.x * 0.05;
_alpha = glm::clamp(_alpha, 0.1f, 1.0f);
_app->vr_overlay->SetOverlayAlpha(_id, _alpha);
}
// auto state = _app->GetControllerState(_active_hand);
// auto touchpad = state.rAxis[0];
// if (touchpad.x != 0.0f)
// {
// // TODO take into account the current framerate
// _alpha += touchpad.x * 0.05;
// _alpha = glm::clamp(_alpha, 0.1f, 1.0f);
// _app->vr_overlay->SetOverlayAlpha(_id, _alpha);
// }
}
}
@ -108,6 +108,15 @@ void Panel::Render()
assert(set_texture_err == 0);
}
void Panel::SetHidden(bool state)
{
_hidden = state;
if (state)
_app->vr_overlay->HideOverlay(_id);
else
_app->vr_overlay->ShowOverlay(_id);
}
void Panel::UpdateCursor()
{
auto global_pos = _app->GetCursorPosition();
@ -130,7 +139,7 @@ void Panel::UpdateCursor()
void Panel::ControllerGrab(TrackerID controller)
{
printf("Grabbed panel %d\n", _index);
// printf("Grabbed panel %d\n", _index);
_is_held = true;
_active_hand = controller;
@ -151,7 +160,7 @@ void Panel::ControllerGrab(TrackerID controller)
void Panel::ControllerRelease()
{
printf("Released panel %d\n", _index);
// printf("Released panel %d\n", _index);
_is_held = false;
_app->vr_overlay->SetOverlayColor(_id, 1.0f, 1.0f, 1.0f);

2
src/panel.h
View file

@ -13,6 +13,7 @@ class Panel
Panel(App *app, vr::HmdMatrix34_t start_pose, int index, int xmin, int xmax, int ymin, int ymax);
void Update();
void SetHidden(bool state);
private:
void Render();
@ -32,6 +33,7 @@ class Panel
int _width, _height;
float _meters;
float _alpha;
bool _hidden;
vr::Texture_t _texture;
GLuint _gl_texture;