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Diffstat (limited to 'Samples/OculusRoomTiny/Win32_OculusRoomTiny.cpp')
| -rw-r--r-- | Samples/OculusRoomTiny/Win32_OculusRoomTiny.cpp | 712 |
1 files changed, 712 insertions, 0 deletions
diff --git a/Samples/OculusRoomTiny/Win32_OculusRoomTiny.cpp b/Samples/OculusRoomTiny/Win32_OculusRoomTiny.cpp new file mode 100644 index 0000000..2e6dd3e --- /dev/null +++ b/Samples/OculusRoomTiny/Win32_OculusRoomTiny.cpp @@ -0,0 +1,712 @@ +/************************************************************************************
+
+Filename : Win32_OculusRoomTiny.cpp
+Content : First-person view test application for Oculus Rift
+Created : October 4, 2012
+Authors : Michael Antonov, Andrew Reisse
+
+Copyright : Copyright 2012 Oculus, Inc. All Rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+*************************************************************************************/
+
+#include "Win32_OculusRoomTiny.h"
+#include "RenderTiny_D3D1X_Device.h"
+
+//-------------------------------------------------------------------------------------
+// ***** OculusRoomTiny Class
+
+// Static pApp simplifies routing the window function.
+OculusRoomTinyApp* OculusRoomTinyApp::pApp = 0;
+
+
+OculusRoomTinyApp::OculusRoomTinyApp(HINSTANCE hinst)
+ : pRender(0),
+ LastUpdate(0),
+
+ // Win32
+ hWnd(NULL),
+ hInstance(hinst), Quit(0), MouseCaptured(true),
+ hXInputModule(0), pXInputGetState(0),
+
+ // Initial location
+ EyePos(0.0f, 1.6f, -5.0f),
+ EyeYaw(YawInitial), EyePitch(0), EyeRoll(0),
+ LastSensorYaw(0),
+ SConfig(),
+ PostProcess(PostProcess_Distortion),
+ ShiftDown(false),
+ ControlDown(false)
+{
+ pApp = this;
+
+ Width = 1280;
+ Height = 800;
+
+ StartupTicks = OVR::Timer::GetTicks();
+ LastPadPacketNo = 0;
+
+ MoveForward = MoveBack = MoveLeft = MoveRight = 0;
+ GamepadMove = Vector3f(0);
+ GamepadRotate = Vector3f(0);
+}
+
+OculusRoomTinyApp::~OculusRoomTinyApp()
+{
+ RemoveHandlerFromDevices();
+ pSensor.Clear();
+ pHMD.Clear();
+ destroyWindow();
+ pApp = 0;
+}
+
+
+int OculusRoomTinyApp::OnStartup(const char* args)
+{
+ OVR_UNUSED(args);
+
+
+ // *** Oculus HMD & Sensor Initialization
+
+ // Create DeviceManager and first available HMDDevice from it.
+ // Sensor object is created from the HMD, to ensure that it is on the
+ // correct device.
+
+ pManager = *DeviceManager::Create();
+
+ // We'll handle it's messages in this case.
+ pManager->SetMessageHandler(this);
+
+
+ int detectionResult = IDCONTINUE;
+ const char* detectionMessage;
+
+ do
+ {
+ // Release Sensor/HMD in case this is a retry.
+ pSensor.Clear();
+ pHMD.Clear();
+ RenderParams.MonitorName.Clear();
+
+ pHMD = *pManager->EnumerateDevices<HMDDevice>().CreateDevice();
+ if (pHMD)
+ {
+ pSensor = *pHMD->GetSensor();
+
+ // This will initialize HMDInfo with information about configured IPD,
+ // screen size and other variables needed for correct projection.
+ // We pass HMD DisplayDeviceName into the renderer to select the
+ // correct monitor in full-screen mode.
+ if (pHMD->GetDeviceInfo(&HMDInfo))
+ {
+ RenderParams.MonitorName = HMDInfo.DisplayDeviceName;
+ RenderParams.DisplayId = HMDInfo.DisplayId;
+ SConfig.SetHMDInfo(HMDInfo);
+ }
+ }
+ else
+ {
+ // If we didn't detect an HMD, try to create the sensor directly.
+ // This is useful for debugging sensor interaction; it is not needed in
+ // a shipping app.
+ pSensor = *pManager->EnumerateDevices<SensorDevice>().CreateDevice();
+ }
+
+
+ // If there was a problem detecting the Rift, display appropriate message.
+ detectionResult = IDCONTINUE;
+
+ if (!pHMD && !pSensor)
+ detectionMessage = "Oculus Rift not detected.";
+ else if (!pHMD)
+ detectionMessage = "Oculus Sensor detected; HMD Display not detected.";
+ else if (!pSensor)
+ detectionMessage = "Oculus HMD Display detected; Sensor not detected.";
+ else if (HMDInfo.DisplayDeviceName[0] == '\0')
+ detectionMessage = "Oculus Sensor detected; HMD display EDID not detected.";
+ else
+ detectionMessage = 0;
+
+ if (detectionMessage)
+ {
+ String messageText(detectionMessage);
+ messageText += "\n\n"
+ "Press 'Try Again' to run retry detection.\n"
+ "Press 'Continue' to run full-screen anyway.";
+
+ detectionResult = ::MessageBoxA(0, messageText.ToCStr(), "Oculus Rift Detection",
+ MB_CANCELTRYCONTINUE|MB_ICONWARNING);
+
+ if (detectionResult == IDCANCEL)
+ return 1;
+ }
+
+ } while (detectionResult != IDCONTINUE);
+
+
+ if (HMDInfo.HResolution > 0)
+ {
+ Width = HMDInfo.HResolution;
+ Height = HMDInfo.VResolution;
+ }
+
+
+ if (!setupWindow())
+ return 1;
+
+ if (pSensor)
+ {
+ // We need to attach sensor to SensorFusion object for it to receive
+ // body frame messages and update orientation. SFusion.GetOrientation()
+ // is used in OnIdle() to orient the view.
+ SFusion.AttachToSensor(pSensor);
+ SFusion.SetDelegateMessageHandler(this);
+ SFusion.SetPredictionEnabled(true);
+ }
+
+
+ // *** Initialize Rendering
+
+ // Enable multi-sampling by default.
+ RenderParams.Multisample = 4;
+ RenderParams.Fullscreen = true;
+
+ // Setup Graphics.
+ pRender = *RenderTiny::D3D10::RenderDevice::CreateDevice(RenderParams, (void*)hWnd);
+ if (!pRender)
+ return 1;
+
+
+ // *** Configure Stereo settings.
+
+ SConfig.SetFullViewport(Viewport(0,0, Width, Height));
+ SConfig.SetStereoMode(Stereo_LeftRight_Multipass);
+
+ // Configure proper Distortion Fit.
+ // For 7" screen, fit to touch left side of the view, leaving a bit of invisible
+ // screen on the top (saves on rendering cost).
+ // For smaller screens (5.5"), fit to the top.
+ if (HMDInfo.HScreenSize > 0.0f)
+ {
+ if (HMDInfo.HScreenSize > 0.140f) // 7"
+ SConfig.SetDistortionFitPointVP(-1.0f, 0.0f);
+ else
+ SConfig.SetDistortionFitPointVP(0.0f, 1.0f);
+ }
+
+ pRender->SetSceneRenderScale(SConfig.GetDistortionScale());
+
+ SConfig.Set2DAreaFov(DegreeToRad(85.0f));
+
+
+ // *** Populate Room Scene
+
+ // This creates lights and models.
+ PopulateRoomScene(&Scene, pRender);
+
+
+ LastUpdate = GetAppTime();
+ return 0;
+}
+
+void OculusRoomTinyApp::OnMessage(const Message& msg)
+{
+ if (msg.Type == Message_DeviceAdded && msg.pDevice == pManager)
+ {
+ LogText("DeviceManager reported device added.\n");
+ }
+ else if (msg.Type == Message_DeviceRemoved && msg.pDevice == pManager)
+ {
+ LogText("DeviceManager reported device removed.\n");
+ }
+ else if (msg.Type == Message_DeviceAdded && msg.pDevice == pSensor)
+ {
+ LogText("Sensor reported device added.\n");
+ }
+ else if (msg.Type == Message_DeviceRemoved && msg.pDevice == pSensor)
+ {
+ LogText("Sensor reported device removed.\n");
+ }
+}
+
+
+void OculusRoomTinyApp::OnGamepad(float padLx, float padLy, float padRx, float padRy)
+{
+ GamepadMove = Vector3f(padLx * padLx * (padLx > 0 ? 1 : -1),
+ 0,
+ padLy * padLy * (padLy > 0 ? -1 : 1));
+ GamepadRotate = Vector3f(2 * padRx, -2 * padRy, 0);
+}
+
+void OculusRoomTinyApp::OnMouseMove(int x, int y, int modifiers)
+{
+ OVR_UNUSED(modifiers);
+
+ // Mouse motion here is always relative.
+ int dx = x, dy = y;
+ const float maxPitch = ((3.1415f/2)*0.98f);
+
+ // Apply to rotation. Subtract for right body frame rotation,
+ // since yaw rotation is positive CCW when looking down on XZ plane.
+ EyeYaw -= (Sensitivity * dx)/ 360.0f;
+
+ if (!pSensor)
+ {
+ EyePitch -= (Sensitivity * dy)/ 360.0f;
+
+ if (EyePitch > maxPitch)
+ EyePitch = maxPitch;
+ if (EyePitch < -maxPitch)
+ EyePitch = -maxPitch;
+ }
+}
+
+void OculusRoomTinyApp::OnKey(unsigned vk, bool down)
+{
+ switch (vk)
+ {
+ case 'Q':
+ if (down && ControlDown)
+ Quit = true;
+ break;
+ case VK_ESCAPE:
+ if (!down)
+ Quit = true;
+ break;
+
+ // Handle player movement keys.
+ // We just update movement state here, while the actual translation is done in OnIdle()
+ // based on time.
+ case 'W': MoveForward = down ? (MoveForward | 1) : (MoveForward & ~1); break;
+ case 'S': MoveBack = down ? (MoveBack | 1) : (MoveBack & ~1); break;
+ case 'A': MoveLeft = down ? (MoveLeft | 1) : (MoveLeft & ~1); break;
+ case 'D': MoveRight = down ? (MoveRight | 1) : (MoveRight & ~1); break;
+ case VK_UP: MoveForward = down ? (MoveForward | 2) : (MoveForward & ~2); break;
+ case VK_DOWN: MoveBack = down ? (MoveBack | 2) : (MoveBack & ~2); break;
+
+ case 'R':
+ SFusion.Reset();
+ break;
+
+ case 'P':
+ if (down)
+ {
+ // Toggle chromatic aberration correction on/off.
+ RenderDevice::PostProcessShader shader = pRender->GetPostProcessShader();
+
+ if (shader == RenderDevice::PostProcessShader_Distortion)
+ {
+ pRender->SetPostProcessShader(RenderDevice::PostProcessShader_DistortionAndChromAb);
+ }
+ else if (shader == RenderDevice::PostProcessShader_DistortionAndChromAb)
+ {
+ pRender->SetPostProcessShader(RenderDevice::PostProcessShader_Distortion);
+ }
+ else
+ OVR_ASSERT(false);
+ }
+ break;
+
+ // Switch rendering modes/distortion.
+ case VK_F1:
+ SConfig.SetStereoMode(Stereo_None);
+ PostProcess = PostProcess_None;
+ break;
+ case VK_F2:
+ SConfig.SetStereoMode(Stereo_LeftRight_Multipass);
+ PostProcess = PostProcess_None;
+ break;
+ case VK_F3:
+ SConfig.SetStereoMode(Stereo_LeftRight_Multipass);
+ PostProcess = PostProcess_Distortion;
+ break;
+
+ // Stereo IPD adjustments, in meter (default IPD is 64mm).
+ case VK_OEM_PLUS:
+ case VK_INSERT:
+ if (down)
+ SConfig.SetIPD(SConfig.GetIPD() + 0.0005f * (ShiftDown ? 5.0f : 1.0f));
+ break;
+ case VK_OEM_MINUS:
+ case VK_DELETE:
+ if (down)
+ SConfig.SetIPD(SConfig.GetIPD() - 0.0005f * (ShiftDown ? 5.0f : 1.0f));
+ break;
+
+ // Holding down Shift key accelerates adjustment velocity.
+ case VK_SHIFT:
+ ShiftDown = down;
+ break;
+ case VK_CONTROL:
+ ControlDown = down;
+ break;
+ }
+}
+
+
+void OculusRoomTinyApp::OnIdle()
+{
+ double curtime = GetAppTime();
+ float dt = float(curtime - LastUpdate);
+ LastUpdate = curtime;
+
+
+ // Handle Sensor motion.
+ // We extract Yaw, Pitch, Roll instead of directly using the orientation
+ // to allow "additional" yaw manipulation with mouse/controller.
+ if (pSensor)
+ {
+ Quatf hmdOrient = SFusion.GetOrientation();
+ float yaw = 0.0f;
+
+ hmdOrient.GetEulerAngles<Axis_Y, Axis_X, Axis_Z>(&yaw, &EyePitch, &EyeRoll);
+
+ EyeYaw += (yaw - LastSensorYaw);
+ LastSensorYaw = yaw;
+ }
+
+
+ // Gamepad rotation.
+ EyeYaw -= GamepadRotate.x * dt;
+
+ if (!pSensor)
+ {
+ // Allow gamepad to look up/down, but only if there is no Rift sensor.
+ EyePitch -= GamepadRotate.y * dt;
+
+ const float maxPitch = ((3.1415f/2)*0.98f);
+ if (EyePitch > maxPitch)
+ EyePitch = maxPitch;
+ if (EyePitch < -maxPitch)
+ EyePitch = -maxPitch;
+ }
+
+ // Handle keyboard movement.
+ // This translates EyePos based on Yaw vector direction and keys pressed.
+ // Note that Pitch and Roll do not affect movement (they only affect view).
+ if (MoveForward || MoveBack || MoveLeft || MoveRight)
+ {
+ Vector3f localMoveVector(0,0,0);
+ Matrix4f yawRotate = Matrix4f::RotationY(EyeYaw);
+
+ if (MoveForward)
+ localMoveVector = ForwardVector;
+ else if (MoveBack)
+ localMoveVector = -ForwardVector;
+
+ if (MoveRight)
+ localMoveVector += RightVector;
+ else if (MoveLeft)
+ localMoveVector -= RightVector;
+
+ // Normalize vector so we don't move faster diagonally.
+ localMoveVector.Normalize();
+ Vector3f orientationVector = yawRotate.Transform(localMoveVector);
+ orientationVector *= MoveSpeed * dt * (ShiftDown ? 3.0f : 1.0f);
+
+ EyePos += orientationVector;
+ }
+
+ else if (GamepadMove.LengthSq() > 0)
+ {
+ Matrix4f yawRotate = Matrix4f::RotationY(EyeYaw);
+ Vector3f orientationVector = yawRotate.Transform(GamepadMove);
+ orientationVector *= MoveSpeed * dt;
+ EyePos += orientationVector;
+ }
+
+
+ // Rotate and position View Camera, using YawPitchRoll in BodyFrame coordinates.
+ //
+ Matrix4f rollPitchYaw = Matrix4f::RotationY(EyeYaw) * Matrix4f::RotationX(EyePitch) *
+ Matrix4f::RotationZ(EyeRoll);
+ Vector3f up = rollPitchYaw.Transform(UpVector);
+ Vector3f forward = rollPitchYaw.Transform(ForwardVector);
+
+
+ // Minimal head modelling.
+ float headBaseToEyeHeight = 0.15f; // Vertical height of eye from base of head
+ float headBaseToEyeProtrusion = 0.09f; // Distance forward of eye from base of head
+
+ Vector3f eyeCenterInHeadFrame(0.0f, headBaseToEyeHeight, -headBaseToEyeProtrusion);
+ Vector3f shiftedEyePos = EyePos + rollPitchYaw.Transform(eyeCenterInHeadFrame);
+ shiftedEyePos.y -= eyeCenterInHeadFrame.y; // Bring the head back down to original height
+
+ View = Matrix4f::LookAtRH(shiftedEyePos, shiftedEyePos + forward, up);
+
+ // This is what transformation would be without head modeling.
+ // View = Matrix4f::LookAtRH(EyePos, EyePos + forward, up);
+
+ switch(SConfig.GetStereoMode())
+ {
+ case Stereo_None:
+ Render(SConfig.GetEyeRenderParams(StereoEye_Center));
+ break;
+
+ case Stereo_LeftRight_Multipass:
+ Render(SConfig.GetEyeRenderParams(StereoEye_Left));
+ Render(SConfig.GetEyeRenderParams(StereoEye_Right));
+ break;
+ }
+
+ pRender->Present();
+ // Force GPU to flush the scene, resulting in the lowest possible latency.
+ pRender->ForceFlushGPU();
+}
+
+
+// Render the scene for one eye.
+void OculusRoomTinyApp::Render(const StereoEyeParams& stereo)
+{
+ pRender->BeginScene(PostProcess);
+
+ // Apply Viewport/Projection for the eye.
+ pRender->ApplyStereoParams(stereo);
+ pRender->Clear();
+ pRender->SetDepthMode(true, true);
+
+ Scene.Render(pRender, stereo.ViewAdjust * View);
+
+ pRender->FinishScene();
+}
+
+
+//-------------------------------------------------------------------------------------
+// ***** Win32-Specific Logic
+
+bool OculusRoomTinyApp::setupWindow()
+{
+
+ WNDCLASS wc;
+ memset(&wc, 0, sizeof(wc));
+ wc.lpszClassName = L"OVRAppWindow";
+ wc.style = CS_OWNDC;
+ wc.lpfnWndProc = systemWindowProc;
+ wc.cbWndExtra = sizeof(OculusRoomTinyApp*);
+ RegisterClass(&wc);
+
+
+ RECT winSize = { 0, 0, Width, Height };
+ AdjustWindowRect(&winSize, WS_POPUP, false);
+ hWnd = CreateWindowA("OVRAppWindow", "OculusRoomTiny", WS_POPUP|WS_VISIBLE,
+ HMDInfo.DesktopX, HMDInfo.DesktopY,
+ winSize.right-winSize.left, winSize.bottom-winSize.top,
+ NULL, NULL, hInstance, (LPVOID)this);
+
+
+ // Initialize Window center in screen coordinates
+ POINT center = { Width / 2, Height / 2 };
+ ::ClientToScreen(hWnd, ¢er);
+ WindowCenter = center;
+
+
+ return (hWnd != NULL);
+}
+
+void OculusRoomTinyApp::destroyWindow()
+{
+ pRender.Clear();
+
+ if (hWnd)
+ {
+ // Release window resources.
+ ::DestroyWindow(hWnd);
+ UnregisterClass(L"OVRAppWindow", hInstance);
+ hWnd = 0;
+ Width = Height = 0;
+ }
+}
+
+
+LRESULT CALLBACK OculusRoomTinyApp::systemWindowProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp)
+{
+ if (msg == WM_NCCREATE)
+ pApp->hWnd = hwnd;
+ return pApp->windowProc(msg, wp, lp);
+}
+
+void OculusRoomTinyApp::giveUsFocus(bool setFocus)
+{
+ if (setFocus)
+ {
+ ::SetCursorPos(WindowCenter.x, WindowCenter.y);
+
+ MouseCaptured = true;
+ ::SetCapture(hWnd);
+ ::ShowCursor(FALSE);
+
+ }
+ else
+ {
+ MouseCaptured = false;
+ ::ReleaseCapture();
+ ::ShowCursor(TRUE);
+ }
+}
+
+LRESULT OculusRoomTinyApp::windowProc(UINT msg, WPARAM wp, LPARAM lp)
+{
+ switch (msg)
+ {
+ case WM_MOUSEMOVE:
+ {
+ if (MouseCaptured)
+ {
+ // Convert mouse motion to be relative (report the offset and re-center).
+ POINT newPos = { LOWORD(lp), HIWORD(lp) };
+ ::ClientToScreen(hWnd, &newPos);
+ if ((newPos.x == WindowCenter.x) && (newPos.y == WindowCenter.y))
+ break;
+ ::SetCursorPos(WindowCenter.x, WindowCenter.y);
+
+ LONG dx = newPos.x - WindowCenter.x;
+ LONG dy = newPos.y - WindowCenter.y;
+ pApp->OnMouseMove(dx, dy, 0);
+ }
+ }
+ break;
+
+ case WM_MOVE:
+ {
+ RECT r;
+ GetClientRect(hWnd, &r);
+ WindowCenter.x = r.right/2;
+ WindowCenter.y = r.bottom/2;
+ ::ClientToScreen(hWnd, &WindowCenter);
+ }
+ break;
+
+ case WM_KEYDOWN:
+ OnKey((unsigned)wp, true);
+ break;
+ case WM_KEYUP:
+ OnKey((unsigned)wp, false);
+ break;
+
+ case WM_SETFOCUS:
+ giveUsFocus(true);
+ break;
+
+ case WM_KILLFOCUS:
+ giveUsFocus(false);
+ break;
+
+ case WM_CREATE:
+ // Hack to position mouse in fullscreen window shortly after startup.
+ SetTimer(hWnd, 0, 100, NULL);
+ break;
+
+ case WM_TIMER:
+ KillTimer(hWnd, 0);
+ giveUsFocus(true);
+ break;
+
+ case WM_QUIT:
+ case WM_CLOSE:
+ Quit = true;
+ return 0;
+ }
+
+ return DefWindowProc(hWnd, msg, wp, lp);
+}
+
+static inline float GamepadStick(short in)
+{
+ float v;
+ if (abs(in) < 9000)
+ return 0;
+ else if (in > 9000)
+ v = (float) in - 9000;
+ else
+ v = (float) in + 9000;
+ return v / (32767 - 9000);
+}
+
+static inline float GamepadTrigger(BYTE in)
+{
+ return (in < 30) ? 0.0f : (float(in-30) / 225);
+}
+
+
+int OculusRoomTinyApp::Run()
+{
+ // Loop processing messages until Quit flag is set,
+ // rendering game scene inside of OnIdle().
+
+ while (!Quit)
+ {
+ MSG msg;
+ if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
+ {
+ TranslateMessage(&msg);
+ DispatchMessage(&msg);
+ }
+ else
+ {
+ // Read game-pad.
+ XINPUT_STATE xis;
+
+ if (pXInputGetState && !pXInputGetState(0, &xis) &&
+ (xis.dwPacketNumber != LastPadPacketNo))
+ {
+ OnGamepad(GamepadStick(xis.Gamepad.sThumbLX),
+ GamepadStick(xis.Gamepad.sThumbLY),
+ GamepadStick(xis.Gamepad.sThumbRX),
+ GamepadStick(xis.Gamepad.sThumbRY));
+ //pad.LT = GamepadTrigger(xis.Gamepad.bLeftTrigger);
+ LastPadPacketNo = xis.dwPacketNumber;
+ }
+
+ pApp->OnIdle();
+
+ // Keep sleeping when we're minimized.
+ if (IsIconic(hWnd))
+ Sleep(10);
+ }
+ }
+
+ return 0;
+}
+
+
+//-------------------------------------------------------------------------------------
+// ***** Program Startup
+
+int WINAPI WinMain(HINSTANCE hinst, HINSTANCE, LPSTR inArgs, int)
+{
+ int exitCode = 0;
+
+ // Initializes LibOVR. This LogMask_All enables maximum logging.
+ // Custom allocator can also be specified here.
+ OVR::System::Init(OVR::Log::ConfigureDefaultLog(OVR::LogMask_All));
+
+ // Scope to force application destructor before System::Destroy.
+ {
+ OculusRoomTinyApp app(hinst);
+ //app.hInstance = hinst;
+
+ exitCode = app.OnStartup(inArgs);
+ if (!exitCode)
+ {
+ // Processes messages and calls OnIdle() to do rendering.
+ exitCode = app.Run();
+ }
+ }
+
+ // No OVR functions involving memory are allowed after this.
+ OVR::System::Destroy();
+
+ OVR_DEBUG_STATEMENT(_CrtDumpMemoryLeaks());
+ return exitCode;
+}
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