void EditBoxImplWin::openKeyboard()
{
if (_delegate != NULL)
{
_delegate->editBoxEditingDidBegin(_editBox);
}
EditBox* pEditBox = this->getEditBox();
if (NULL != pEditBox && 0 != pEditBox->getScriptEditBoxHandler())
{
CommonScriptData data(pEditBox->getScriptEditBoxHandler(), "began",pEditBox);
ScriptEvent event(kCommonEvent,(void*)&data);
ScriptEngineManager::getInstance()->getScriptEngine()->sendEvent(&event);
}
std::string placeHolder = _labelPlaceHolder->getString();
if (placeHolder.length() == 0)
placeHolder = "Enter value";
char pText[100]= {0};
std::string text = getText();
if (text.length())
strncpy(pText, text.c_str(), 100);
GLView *glView = Director::getInstance()->getOpenGLView();
GLFWwindow *glfwWindow = glView->getWindow();
HWND hwnd = glfwGetWin32Window(glfwWindow);
bool didChange = CWin32InputBox::InputBox("Input", placeHolder.c_str(), pText, 100, false, hwnd) == IDOK;
if (didChange)
setText(pText);
if (_delegate != NULL) {
if (didChange)
_delegate->editBoxTextChanged(_editBox, getText());
_delegate->editBoxEditingDidEnd(_editBox);
_delegate->editBoxReturn(_editBox);
}
}
bool ImGui_ImplGlfw_Init()
{
#if 0
ImGuiIO& io = ImGui::GetIO();
io.KeyMap[ImGuiKey_Tab] = GLFW_KEY_TAB; // Keyboard mapping. ImGui will use those indices to peek into the io.KeyDown[] array.
io.KeyMap[ImGuiKey_LeftArrow] = GLFW_KEY_LEFT;
io.KeyMap[ImGuiKey_RightArrow] = GLFW_KEY_RIGHT;
io.KeyMap[ImGuiKey_UpArrow] = GLFW_KEY_UP;
io.KeyMap[ImGuiKey_DownArrow] = GLFW_KEY_DOWN;
io.KeyMap[ImGuiKey_PageUp] = GLFW_KEY_PAGE_UP;
io.KeyMap[ImGuiKey_PageDown] = GLFW_KEY_PAGE_DOWN;
io.KeyMap[ImGuiKey_Home] = GLFW_KEY_HOME;
io.KeyMap[ImGuiKey_End] = GLFW_KEY_END;
io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE;
io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE;
io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER;
io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE;
io.KeyMap[ImGuiKey_A] = GLFW_KEY_A;
io.KeyMap[ImGuiKey_C] = GLFW_KEY_C;
io.KeyMap[ImGuiKey_V] = GLFW_KEY_V;
io.KeyMap[ImGuiKey_X] = GLFW_KEY_X;
io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y;
io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z;
io.RenderDrawListsFn = ImGui_ImplGlfw_RenderDrawLists; // Alternatively you can set this to NULL and call ImGui::GetDrawData() after ImGui::Render() to get the same ImDrawData pointer.
io.SetClipboardTextFn = ImGui_ImplGlfw_SetClipboardText;
io.GetClipboardTextFn = ImGui_ImplGlfw_GetClipboardText;
io.ClipboardUserData = g_Window;
#ifdef _WIN32
io.ImeWindowHandle = glfwGetWin32Window(g_Window);
#endif
#endif
return true;
}
//----------------------------------------------------------------------------------
//
//----------------------------------------------------------------------------------
void* Window_Imp_Win::GetWindowHandle() const
{
return glfwGetWin32Window(m_window);
}
static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, GlfwClientApi client_api)
{
g_Window = window;
g_Time = 0.0;
// Setup back-end capabilities flags
ImGuiIO& io = ImGui::GetIO();
io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors; // We can honor GetMouseCursor() values (optional)
io.BackendFlags |= ImGuiBackendFlags_HasSetMousePos; // We can honor io.WantSetMousePos requests (optional, rarely used)
io.BackendPlatformName = "imgui_impl_glfw";
// Keyboard mapping. ImGui will use those indices to peek into the io.KeysDown[] array.
io.KeyMap[ImGuiKey_Tab] = GLFW_KEY_TAB;
io.KeyMap[ImGuiKey_LeftArrow] = GLFW_KEY_LEFT;
io.KeyMap[ImGuiKey_RightArrow] = GLFW_KEY_RIGHT;
io.KeyMap[ImGuiKey_UpArrow] = GLFW_KEY_UP;
io.KeyMap[ImGuiKey_DownArrow] = GLFW_KEY_DOWN;
io.KeyMap[ImGuiKey_PageUp] = GLFW_KEY_PAGE_UP;
io.KeyMap[ImGuiKey_PageDown] = GLFW_KEY_PAGE_DOWN;
io.KeyMap[ImGuiKey_Home] = GLFW_KEY_HOME;
io.KeyMap[ImGuiKey_End] = GLFW_KEY_END;
io.KeyMap[ImGuiKey_Insert] = GLFW_KEY_INSERT;
io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE;
io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE;
io.KeyMap[ImGuiKey_Space] = GLFW_KEY_SPACE;
io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER;
io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE;
io.KeyMap[ImGuiKey_A] = GLFW_KEY_A;
io.KeyMap[ImGuiKey_C] = GLFW_KEY_C;
io.KeyMap[ImGuiKey_V] = GLFW_KEY_V;
io.KeyMap[ImGuiKey_X] = GLFW_KEY_X;
io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y;
io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z;
io.SetClipboardTextFn = ImGui_ImplGlfw_SetClipboardText;
io.GetClipboardTextFn = ImGui_ImplGlfw_GetClipboardText;
io.ClipboardUserData = g_Window;
#if defined(_WIN32)
io.ImeWindowHandle = (void*)glfwGetWin32Window(g_Window);
#endif
g_MouseCursors[ImGuiMouseCursor_Arrow] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_TextInput] = glfwCreateStandardCursor(GLFW_IBEAM_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeAll] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR); // FIXME: GLFW doesn't have this.
g_MouseCursors[ImGuiMouseCursor_ResizeNS] = glfwCreateStandardCursor(GLFW_VRESIZE_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeEW] = glfwCreateStandardCursor(GLFW_HRESIZE_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeNESW] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR); // FIXME: GLFW doesn't have this.
g_MouseCursors[ImGuiMouseCursor_ResizeNWSE] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR); // FIXME: GLFW doesn't have this.
g_MouseCursors[ImGuiMouseCursor_Hand] = glfwCreateStandardCursor(GLFW_HAND_CURSOR);
// Chain GLFW callbacks: our callbacks will call the user's previously installed callbacks, if any.
g_PrevUserCallbackMousebutton = NULL;
g_PrevUserCallbackScroll = NULL;
g_PrevUserCallbackKey = NULL;
g_PrevUserCallbackChar = NULL;
if (install_callbacks)
{
g_PrevUserCallbackMousebutton = glfwSetMouseButtonCallback(window, ImGui_ImplGlfw_MouseButtonCallback);
g_PrevUserCallbackScroll = glfwSetScrollCallback(window, ImGui_ImplGlfw_ScrollCallback);
g_PrevUserCallbackKey = glfwSetKeyCallback(window, ImGui_ImplGlfw_KeyCallback);
g_PrevUserCallbackChar = glfwSetCharCallback(window, ImGui_ImplGlfw_CharCallback);
}
g_ClientApi = client_api;
return true;
}
bool GLViewImpl::initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor, bool resizable)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
glfwWindowHint(GLFW_RESIZABLE,resizable?GL_TRUE:GL_FALSE);
glfwWindowHint(GLFW_RED_BITS,_glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS,_glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS,_glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS,_glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS,_glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS,_glContextAttrs.stencilBits);
// Modified by Locke.
glfwWindowHint(GLFW_VISIBLE, GL_FALSE);
int needWidth = rect.size.width * _frameZoomFactor;
int neeHeight = rect.size.height * _frameZoomFactor;
_mainWindow = glfwCreateWindow(needWidth, neeHeight, _viewName.c_str(), _monitor, nullptr);
if (_mainWindow == nullptr)
{
std::string message = "Can't create window";
if (!_glfwError.empty())
{
message.append("\nMore info: \n");
message.append(_glfwError);
}
MessageBox(message.c_str(), "Error launch application");
return false;
}
/*
* Note that the created window and context may differ from what you requested,
* as not all parameters and hints are
* [hard constraints](@ref window_hints_hard). This includes the size of the
* window, especially for full screen windows. To retrieve the actual
* attributes of the created window and context, use queries like @ref
* glfwGetWindowAttrib and @ref glfwGetWindowSize.
*
* see declaration glfwCreateWindow
*/
int realW = 0, realH = 0;
glfwGetWindowSize(_mainWindow, &realW, &realH);
if (realW != needWidth)
{
rect.size.width = realW / _frameZoomFactor;
}
if (realH != neeHeight)
{
rect.size.height = realH / _frameZoomFactor;
}
glfwMakeContextCurrent(_mainWindow);
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetFramebufferSizeCallback(_mainWindow, GLFWEventHandler::onGLFWframebuffersize);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
setFrameSize(rect.size.width, rect.size.height);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
if ( utils::atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
initGlew();
// Enable point size by default.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
//Locke
m_hwnd = glfwGetWin32Window(_mainWindow);
return true;
}
io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE;
io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE;
io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER;
io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE;
io.KeyMap[ImGuiKey_A] = GLFW_KEY_A;
io.KeyMap[ImGuiKey_C] = GLFW_KEY_C;
io.KeyMap[ImGuiKey_V] = GLFW_KEY_V;
io.KeyMap[ImGuiKey_X] = GLFW_KEY_X;
io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y;
io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z;
io.RenderDrawListsFn = InterfaceRenderDrawList;
io.SetClipboardTextFn = InterfaceSetClipboardText;
io.GetClipboardTextFn = InterfaceGetClipboardText;
#ifdef _WIN32
io.ImeWindowHandle = glfwGetWin32Window(GlobalWindow);
#endif
}
void InterfaceShutdown(void)
{
InterfaceInvalidateDeviceObjects();
ImGui::Shutdown();
}
void InterfaceUpdate(void)
{
if(!FontTexture)
InterfaceCreateDeviceObjects();
ImGuiIO& io = ImGui::GetIO();
bool ImGui_ImplGlfwGL3_Init(GLFWwindow* window, bool install_callbacks, const char* glsl_version)
{
g_Window = window;
// Store GL version string so we can refer to it later in case we recreate shaders.
if (glsl_version == NULL)
glsl_version = "#version 150";
IM_ASSERT((int)strlen(glsl_version) + 2 < IM_ARRAYSIZE(g_GlslVersion));
strcpy(g_GlslVersion, glsl_version);
strcat(g_GlslVersion, "\n");
// Setup back-end capabilities flags
ImGuiIO& io = ImGui::GetIO();
io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors; // We can honor GetMouseCursor() values (optional)
io.BackendFlags |= ImGuiBackendFlags_HasSetMousePos; // We can honor io.WantSetMousePos requests (optional, rarely used)
// Keyboard mapping. ImGui will use those indices to peek into the io.KeyDown[] array.
io.KeyMap[ImGuiKey_Tab] = GLFW_KEY_TAB;
io.KeyMap[ImGuiKey_LeftArrow] = GLFW_KEY_LEFT;
io.KeyMap[ImGuiKey_RightArrow] = GLFW_KEY_RIGHT;
io.KeyMap[ImGuiKey_UpArrow] = GLFW_KEY_UP;
io.KeyMap[ImGuiKey_DownArrow] = GLFW_KEY_DOWN;
io.KeyMap[ImGuiKey_PageUp] = GLFW_KEY_PAGE_UP;
io.KeyMap[ImGuiKey_PageDown] = GLFW_KEY_PAGE_DOWN;
io.KeyMap[ImGuiKey_Home] = GLFW_KEY_HOME;
io.KeyMap[ImGuiKey_End] = GLFW_KEY_END;
io.KeyMap[ImGuiKey_Insert] = GLFW_KEY_INSERT;
io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE;
io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE;
io.KeyMap[ImGuiKey_Space] = GLFW_KEY_SPACE;
io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER;
io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE;
io.KeyMap[ImGuiKey_A] = GLFW_KEY_A;
io.KeyMap[ImGuiKey_C] = GLFW_KEY_C;
io.KeyMap[ImGuiKey_V] = GLFW_KEY_V;
io.KeyMap[ImGuiKey_X] = GLFW_KEY_X;
io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y;
io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z;
io.SetClipboardTextFn = ImGui_ImplGlfwGL3_SetClipboardText;
io.GetClipboardTextFn = ImGui_ImplGlfwGL3_GetClipboardText;
io.ClipboardUserData = g_Window;
#ifdef _WIN32
io.ImeWindowHandle = glfwGetWin32Window(g_Window);
#endif
// Load cursors
// FIXME: GLFW doesn't expose suitable cursors for ResizeAll, ResizeNESW, ResizeNWSE. We revert to arrow cursor for those.
g_MouseCursors[ImGuiMouseCursor_Arrow] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_TextInput] = glfwCreateStandardCursor(GLFW_IBEAM_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeAll] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeNS] = glfwCreateStandardCursor(GLFW_VRESIZE_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeEW] = glfwCreateStandardCursor(GLFW_HRESIZE_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeNESW] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
g_MouseCursors[ImGuiMouseCursor_ResizeNWSE] = glfwCreateStandardCursor(GLFW_ARROW_CURSOR);
if (install_callbacks)
ImGui_ImplGlfw_InstallCallbacks(window);
return true;
}
int main(int argc, char** argv)
{
LOG_INFO("RiftRay version %s", pRiftRayVersion);
#if defined(_WIN32)
LOG_INFO("Windows build.");
#elif defined(_LINUX)
LOG_INFO("Linux build.");
#elif defined(_MACOS)
LOG_INFO("MacOS build.");
#endif
bool useOpenGLCoreContext = false;
g_renderMode.outputType = RenderingMode::OVR_SDK;
#ifdef USE_CORE_CONTEXT
useOpenGLCoreContext = true;
#endif
#ifdef _LINUX
// Linux driver seems to be lagging a bit
useOpenGLCoreContext = false;
#endif
LOG_INFO("Using GLFW3 backend.");
LOG_INFO("Compiled against GLFW %i.%i.%i",
GLFW_VERSION_MAJOR,
GLFW_VERSION_MINOR,
GLFW_VERSION_REVISION);
int major, minor, revision;
glfwGetVersion(&major, &minor, &revision);
LOG_INFO("Running against GLFW %i.%i.%i", major, minor, revision);
LOG_INFO("glfwGetVersionString: %s", glfwGetVersionString());
// Command line options
for (int i=0; i<argc; ++i)
{
const std::string a = argv[i];
LOG_INFO("argv[%d]: %s", i, a.c_str());
if (!a.compare("-sdk"))
{
g_renderMode.outputType = RenderingMode::OVR_SDK;
}
else if (!a.compare("-client"))
{
g_renderMode.outputType = RenderingMode::OVR_Client;
}
else if (!a.compare("-core"))
{
useOpenGLCoreContext = true;
}
else if (!a.compare("-compat"))
{
useOpenGLCoreContext = false;
}
}
LoadConfigFile();
g_app.initHMD();
GLFWwindow* l_Window = NULL;
glfwSetErrorCallback(ErrorCallback);
if (!glfwInit())
{
exit(EXIT_FAILURE);
}
#ifdef __APPLE__
// Set the working directory to the Resources dir of the .app bundle
CFBundleRef mainBundle = CFBundleGetMainBundle();
CFURLRef resourcesURL = CFBundleCopyResourcesDirectoryURL(mainBundle);
char path[PATH_MAX];
CFURLGetFileSystemRepresentation(resourcesURL, TRUE, (UInt8 *)path, PATH_MAX);
CFRelease(resourcesURL);
strcat( path, "/shaders" );
struct stat sb;
if (stat(path, &sb) == 0 && S_ISDIR(sb.st_mode))
chdir(path);
#endif
#ifndef _LINUX
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4);
# if defined(_MACOS)
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 1);
# else
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
# endif
#endif //ndef _LINUX
if (useOpenGLCoreContext)
{
LOG_INFO("Using OpenGL core context.");
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
}
else
{
#ifndef _LINUX
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_COMPAT_PROFILE);
#endif
}
glfwWindowHint(GLFW_SAMPLES, 0);
#ifdef _DEBUG
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
#endif
std::string windowTitle = "RiftRay-v" + std::string(pRiftRayVersion);
#ifdef USE_OCULUSSDK
const ovrSizei sz = g_app.getHmdResolution();
const ovrVector2i pos = g_app.getHmdWindowPos();
if (g_app.UsingDebugHmd() == true)
{
// Create a normal, decorated application window
LOG_INFO("Using Debug HMD mode.");
windowTitle += "-GLFW-DebugHMD";
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
g_app.m_dashScene.m_bDraw = false;
g_renderMode.outputType = RenderingMode::Mono_Buffered;
}
else if (g_app.UsingDirectMode())
{
LOG_INFO("Using Direct to Rift mode.");
windowTitle += "-GLFW-Direct";
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
#if defined(_WIN32)
g_app.AttachToWindow((void*)glfwGetWin32Window(l_Window));
#endif
}
else
{
LOG_INFO("Using Extended desktop mode.");
windowTitle += "-GLFW-Extended";
glfwWindowHint(GLFW_DECORATED, 0);
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
glfwWindowHint(GLFW_DECORATED, 1);
glfwSetWindowPos(l_Window, pos.x, pos.y);
}
resize(l_Window, sz.w, sz.h); // inform AppSkeleton of window size
#else
const glm::vec2 sz(800, 600);
// Create a normal, decorated application window
LOG_INFO("Using No VR SDK.");
windowTitle += "-GLFW-NoVRSDK";
g_renderMode.outputType = RenderingMode::Mono_Buffered;
l_Window = glfwCreateWindow(sz.x, sz.y, windowTitle.c_str(), NULL, NULL);
resize(l_Window, sz.x, sz.y); // inform AppSkeleton of window size
#endif //USE_OSVR|USE_OCULUSSDK
if (!l_Window)
{
LOG_INFO("Glfw failed to create a window. Exiting.");
glfwTerminate();
exit(EXIT_FAILURE);
}
#ifdef USE_OCULUSSDK
// Required for SDK rendering (to do the buffer swap on its own)
# if defined(_WIN32)
g_app.setWindow(glfwGetWin32Window(l_Window));
# elif defined(__linux__)
g_app.setWindow(glfwGetX11Display());
# endif
#endif
glfwMakeContextCurrent(l_Window);
glfwSetWindowSizeCallback(l_Window, resize);
glfwSetMouseButtonCallback(l_Window, mouseDown);
glfwSetCursorPosCallback(l_Window, mouseMove);
glfwSetScrollCallback(l_Window, mouseWheel);
glfwSetKeyCallback(l_Window, keyboard);
memset(m_keyStates, 0, GLFW_KEY_LAST*sizeof(int));
FindPreferredJoystick();
// Log system monitor information
const GLFWmonitor* pPrimary = glfwGetPrimaryMonitor();
int monitorCount = 0;
GLFWmonitor** ppMonitors = glfwGetMonitors(&monitorCount);
for (int i=0; i<monitorCount; ++i)
{
GLFWmonitor* pCur = ppMonitors[i];
const GLFWvidmode* mode = glfwGetVideoMode(pCur);
if (mode != NULL)
{
LOG_INFO("Monitor #%d: %dx%d @ %dHz %s",
i,
mode->width,
mode->height,
mode->refreshRate,
pCur==pPrimary ? "Primary":"");
}
}
printGLContextInfo(l_Window);
glfwMakeContextCurrent(l_Window);
g_pHMDWindow = l_Window;
// Don't forget to initialize Glew, turn glewExperimental on to
// avoid problems fetching function pointers...
glewExperimental = GL_TRUE;
const GLenum l_Result = glewInit();
if (l_Result != GLEW_OK)
{
LOG_INFO("glewInit() error.");
exit(EXIT_FAILURE);
}
#ifdef _DEBUG
// Debug callback initialization
// Must be done *after* glew initialization.
glDebugMessageCallback(myCallback, NULL);
glDebugMessageControl(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0, NULL, GL_TRUE);
glDebugMessageInsert(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_MARKER, 0,
GL_DEBUG_SEVERITY_NOTIFICATION, -1, "Start debugging");
glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);
#endif
#ifdef USE_ANTTWEAKBAR
LOG_INFO("Using AntTweakbar.");
TwInit(useOpenGLCoreContext ? TW_OPENGL_CORE : TW_OPENGL, NULL);
InitializeBar();
#endif
LOG_INFO("Calling initGL...");
g_app.initGL();
LOG_INFO("Calling initVR...");
g_app.initVR();
LOG_INFO("initVR complete.");
SetVsync(1); // default to vsync on
StartShaderLoad();
while (!glfwWindowShouldClose(l_Window))
{
const bool tapped = g_app.CheckForTapOnHmd();
if (tapped && (g_receivedFirstTap == false))
{
g_app.RecenterPose();
g_receivedFirstTap = true;
}
glfwPollEvents();
joystick();
timestep();
g_fps.OnFrame();
if (g_dynamicallyScaleFBO)
{
DynamicallyScaleFBO();
}
#ifdef USE_ANTTWEAKBAR
TwRefreshBar(g_pTweakbar);
TwRefreshBar(g_pShaderTweakbar);
#endif
displayToHMD();
#ifndef _LINUX
// Indicate FPS in window title
// This is absolute death for performance in Ubuntu Linux 12.04
{
std::ostringstream oss;
oss << windowTitle
<< " "
<< static_cast<int>(g_fps.GetFPS())
<< " fps";
glfwSetWindowTitle(l_Window, oss.str().c_str());
if (g_AuxWindow != NULL)
glfwSetWindowTitle(g_AuxWindow, oss.str().c_str());
}
#endif
const float dumpInterval = 1.f;
if (g_logDumpTimer.seconds() > dumpInterval)
{
LOG_INFO("Frame rate: %d fps", static_cast<int>(g_fps.GetFPS()));
g_logDumpTimer.reset();
}
// Optionally display to auxiliary mono view
if (g_AuxWindow != NULL)
{
glfwMakeContextCurrent(g_AuxWindow);
glClearColor(0.f, 0.f, 0.f, 0.f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
///@note VAOs *cannot* be shared between contexts.
///@note GLFW windows are inextricably tied to their own unique context.
/// For these two reasons, calling draw a third time for the auxiliary window
/// is not possible. Furthermore, it is not strictly desirable for the extra
/// rendering cost.
/// Instead, we share the render target texture from the stereo render and present
/// just the left eye to the aux window.
if (g_drawToAuxWindow)
{
presentSharedFboTexture();
}
#ifdef USE_ANTTWEAKBAR
TwDraw(); ///@todo Should this go first? Will it write to a depth buffer?
#endif
glfwSwapBuffers(g_AuxWindow);
if (glfwWindowShouldClose(g_AuxWindow))
{
destroyAuxiliaryWindow(g_AuxWindow);
}
// Set context to Rift window when done
glfwMakeContextCurrent(l_Window);
}
}
g_app.exitVR();
glfwDestroyWindow(l_Window);
glfwTerminate();
exit(EXIT_SUCCESS);
}
bool is_gui_aligned(GLFWwindow *win)
{
#ifdef _WIN32
try
{
auto hwn = glfwGetWin32Window(win);
if (hwn == nullptr)
return true;
auto flags = ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove |
ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoTitleBar |
ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoBringToFrontOnFocus;
ImGui::SetNextWindowPos({ 0, 0 });
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0, 0));
ImGui::Begin("is_gui_aligned", nullptr, flags);
auto DrawList = ImGui::GetWindowDrawList();
if (DrawList == nullptr)
return true;
DrawList->AddRectFilled({ 0,0 }, { 1,1 }, ImColor(MAGIC / 255.f, 0.f, 0.f, 1.f));
ImGui::End();
ImGui::PopStyleVar();
ImGui::Render();
glfwSwapBuffers(win);
ImGui_ImplGlfw_NewFrame(1.f);
SetFocus(hwn);
int width = 1;
int height = 1;
HDC hdc = GetDC(hwn);
if (hdc == nullptr)
return true;
std::shared_ptr<HDC> shared_hdc(&hdc, [&](HDC* hdc) {ReleaseDC(hwn, *hdc); DeleteDC(*hdc);});
HDC hCaptureDC = CreateCompatibleDC(hdc);
if (hCaptureDC == nullptr)
return true;
std::shared_ptr<HDC> shared_capture_hdc(&hCaptureDC, [&](HDC* hdc) {ReleaseDC(hwn, *hdc); DeleteDC(*hdc);});
HBITMAP hCaptureBitmap = CreateCompatibleBitmap(hdc, width, height);
if (hCaptureBitmap == nullptr)
return true;
std::shared_ptr<HBITMAP> shared_bmp(&hCaptureBitmap, [&](HBITMAP* bmp) {DeleteObject(bmp);});
auto original = SelectObject(hCaptureDC, hCaptureBitmap);
if (original == nullptr)
return true;
if (!BitBlt(hCaptureDC, 0, 0, width, height, hdc, 0, 0, SRCCOPY | CAPTUREBLT))
return true;
BITMAPINFO bmi = { 0 };
bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
bmi.bmiHeader.biWidth = width;
bmi.bmiHeader.biHeight = height;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 32;
bmi.bmiHeader.biCompression = BI_RGB;
std::vector<RGBQUAD> pPixels(width * height);
auto res = GetDIBits(
hCaptureDC,
hCaptureBitmap,
0,
height,
pPixels.data(),
&bmi,
DIB_RGB_COLORS
);
if (res <= 0 || res == ERROR_INVALID_PARAMETER)
return true;
auto ret = pPixels[0].rgbRed == MAGIC;
return ret;
}
catch (...)
{
return true;
}
#else
return true;
#endif
}
int main(int argc, char** argv)
{
#if defined(_WIN32)
LOG_INFO("Windows build.");
#elif defined(_LINUX)
LOG_INFO("Linux build.");
LOG_INFO("DISPLAY=%s", getenv("DISPLAY"));
#elif defined(_MACOS)
LOG_INFO("MacOS build.");
#endif
bool useOpenGLCoreContext = false;
#ifdef USE_CORE_CONTEXT
useOpenGLCoreContext = true;
#endif
g_renderMode.outputType = RenderingMode::OVR_SDK;
LOG_INFO("Using GLFW3 backend.");
LOG_INFO("Compiled against GLFW %i.%i.%i",
GLFW_VERSION_MAJOR,
GLFW_VERSION_MINOR,
GLFW_VERSION_REVISION);
int major, minor, revision;
glfwGetVersion(&major, &minor, &revision);
LOG_INFO("Running against GLFW %i.%i.%i", major, minor, revision);
LOG_INFO("glfwGetVersionString: %s", glfwGetVersionString());
// Command line options
for (int i=0; i<argc; ++i)
{
const std::string a = argv[i];
LOG_INFO("argv[%d]: %s", i, a.c_str());
if (!a.compare("-sdk"))
{
g_renderMode.outputType = RenderingMode::OVR_SDK;
}
else if (!a.compare("-client"))
{
g_renderMode.outputType = RenderingMode::OVR_Client;
}
else if (!a.compare("-core"))
{
useOpenGLCoreContext = true;
}
else if (!a.compare("-compat"))
{
useOpenGLCoreContext = false;
}
}
#ifdef USE_OCULUSSDK
g_app.initHMD();
#else
g_renderMode.outputType = RenderingMode::Mono_Buffered;
#endif
GLFWwindow* l_Window = NULL;
glfwSetErrorCallback(ErrorCallback);
if (!glfwInit())
{
exit(EXIT_FAILURE);
}
// Log system monitor information
const GLFWmonitor* pPrimary = glfwGetPrimaryMonitor();
int monitorCount = 0;
GLFWmonitor** ppMonitors = glfwGetMonitors(&monitorCount);
for (int i=0; i<monitorCount; ++i)
{
GLFWmonitor* pCur = ppMonitors[i];
const GLFWvidmode* mode = glfwGetVideoMode(pCur);
if (mode != NULL)
{
(void)pPrimary;
LOG_INFO("Monitor #%d: %dx%d @ %dHz %s",
i,
mode->width,
mode->height,
mode->refreshRate,
pCur==pPrimary ? "Primary":"");
}
}
bool swapBackBufferDims = false;
// Context setup - before window creation
glfwWindowHint(GLFW_DEPTH_BITS, 16);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, useOpenGLCoreContext ? GLFW_OPENGL_CORE_PROFILE : GLFW_OPENGL_COMPAT_PROFILE);
//glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
#ifdef _DEBUG
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
#endif
#if defined(USE_OSVR)
LOG_INFO("USE_OSVR=1");
std::string windowTitle = "";
windowTitle = PROJECT_NAME "-GLFW-Osvr";
if (g_app.UsingDebugHmd())
{
const hmdRes sz = { 800, 600 };
// Create a normal, decorated application window
LOG_INFO("Using Debug HMD mode.");
windowTitle = PROJECT_NAME "-GLFW-DebugHMD";
g_renderMode.outputType = RenderingMode::Mono_Buffered;
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
}
else
{
const hmdRes sz = {
g_app.getHmdResolution().h,
g_app.getHmdResolution().w
};
const winPos pos = g_app.getHmdWindowPos();
g_renderMode.outputType = RenderingMode::SideBySide_Undistorted;
LOG_INFO("Using Extended desktop mode.");
windowTitle = PROJECT_NAME "-GLFW-Extended";
LOG_INFO("Creating GLFW_DECORATED window %dx%d@%d,%d", sz.w, sz.h, pos.x, pos.y);
glfwWindowHint(GLFW_DECORATED, 0);
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
glfwWindowHint(GLFW_DECORATED, 1);
glfwSetInputMode(l_Window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
glfwSetWindowPos(l_Window, pos.x, pos.y);
}
#elif defined(USE_OCULUSSDK)
LOG_INFO("USE_OCULUSSDK=1");
ovrSizei sz = g_app.getHmdResolution();
const ovrVector2i pos = g_app.getHmdWindowPos();
std::string windowTitle = "";
if (g_app.UsingDebugHmd() == true)
{
// Create a normal, decorated application window
LOG_INFO("Using Debug HMD mode.");
windowTitle = PROJECT_NAME "-GLFW-DebugHMD";
g_renderMode.outputType = RenderingMode::Mono_Buffered;
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
}
else if (g_app.UsingDirectMode())
{
// HMD active - position undecorated window to fill HMD viewport
LOG_INFO("Using Direct to Rift mode.");
windowTitle = PROJECT_NAME "-GLFW-Direct";
GLFWmonitor* monitor = glfwGetPrimaryMonitor();
const GLFWvidmode* mode = glfwGetVideoMode(monitor);
sz.w = mode->width;
sz.h = mode->height;
LOG_INFO("Creating window %dx%d@%d,%d", sz.w, sz.h, pos.x, pos.y);
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), monitor, NULL);
glfwSetInputMode(l_Window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
#ifdef _LINUX
swapBackBufferDims = true;
#endif
#if defined(_WIN32)
g_app.AttachToWindow((void*)glfwGetWin32Window(l_Window));
#endif
}
else
{
LOG_INFO("Using Extended desktop mode.");
windowTitle = PROJECT_NAME "-GLFW-Extended";
LOG_INFO("Creating GLFW_DECORATED window %dx%d@%d,%d", sz.w, sz.h, pos.x, pos.y);
glfwWindowHint(GLFW_DECORATED, 0);
l_Window = glfwCreateWindow(sz.w, sz.h, windowTitle.c_str(), NULL, NULL);
glfwWindowHint(GLFW_DECORATED, 1);
glfwSetInputMode(l_Window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
glfwSetWindowPos(l_Window, pos.x, pos.y);
}
resize(l_Window, sz.w, sz.h); // inform AppSkeleton of window size
#else
const glm::vec2 sz(800, 600);
// Create a normal, decorated application window
LOG_INFO("Using No VR SDK.");
const std::string windowTitle = PROJECT_NAME "-GLFW-NoVRSDK";
g_renderMode.outputType = RenderingMode::Mono_Buffered;
l_Window = glfwCreateWindow(sz.x, sz.y, windowTitle.c_str(), NULL, NULL);
#endif //USE_OSVR|USE_OCULUSSDK
if (!l_Window)
{
LOG_INFO("Glfw failed to create a window. Exiting.");
glfwTerminate();
exit(EXIT_FAILURE);
}
// Required for SDK rendering (to do the buffer swap on its own)
#ifdef OVRSDK05
#if defined(_WIN32)
g_app.setWindow(glfwGetWin32Window(l_Window));
#elif defined(__linux__)
g_app.setWindow(NULL);//glfwGetX11Display());
#endif
#endif //USE_OCULUSSDK
glfwMakeContextCurrent(l_Window);
glfwSetWindowSizeCallback(l_Window, resize);
glfwSetMouseButtonCallback(l_Window, mouseDown);
glfwSetCursorPosCallback(l_Window, mouseMove);
glfwSetScrollCallback(l_Window, mouseWheel);
glfwSetKeyCallback(l_Window, keyboard);
memset(m_keyStates, 0, GLFW_KEY_LAST*sizeof(int));
// joysticks
for (int i = GLFW_JOYSTICK_1; i <= GLFW_JOYSTICK_LAST; ++i)
{
if (GL_FALSE == glfwJoystickPresent(i))
continue;
const char* pJoyName = glfwGetJoystickName(i);
if (pJoyName == NULL)
continue;
int numAxes = 0;
int numButtons = 0;
glfwGetJoystickAxes(i, &numAxes);
glfwGetJoystickButtons(i, &numButtons);
LOG_INFO("Glfw opened Joystick #%d: %s w/ %d axes, %d buttons", i, pJoyName, numAxes, numButtons);
if (g_joystickIdx == -1)
g_joystickIdx = i;
}
printGLContextInfo(l_Window);
glfwMakeContextCurrent(l_Window);
g_pHMDWindow = l_Window;
// Don't forget to initialize Glew, turn glewExperimental on to
// avoid problems fetching function pointers...
glewExperimental = GL_TRUE;
const GLenum l_Result = glewInit();
if (l_Result != GLEW_OK)
{
LOG_INFO("glewInit() error.");
exit(EXIT_FAILURE);
}
#ifdef _DEBUG
// Debug callback initialization
// Must be done *after* glew initialization.
glDebugMessageCallback(myCallback, NULL);
glDebugMessageControl(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0, NULL, GL_TRUE);
glDebugMessageInsert(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_MARKER, 0,
GL_DEBUG_SEVERITY_NOTIFICATION, -1 , "Start debugging");
glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);
#endif
#ifdef USE_ANTTWEAKBAR
LOG_INFO("Using AntTweakbar.");
TwInit(useOpenGLCoreContext ? TW_OPENGL_CORE : TW_OPENGL, NULL);
InitializeBar();
#endif
LOG_INFO("Calling initGL...");
g_app.initGL();
LOG_INFO("Calling initVR...");
g_app.initVR(swapBackBufferDims);
LOG_INFO("initVR(%d) complete.", swapBackBufferDims);
while (!glfwWindowShouldClose(l_Window))
{
g_app.CheckForTapToDismissHealthAndSafetyWarning();
glfwPollEvents();
joystick();
timestep();
g_fps.OnFrame();
if (g_dynamicallyScaleFBO)
{
DynamicallyScaleFBO();
}
#ifdef USE_ANTTWEAKBAR
TwRefreshBar(g_pTweakbar);
#endif
displayToHMD();
#ifndef _LINUX
// Indicate FPS in window title
// This is absolute death for performance in Ubuntu Linux 12.04
{
std::ostringstream oss;
oss << windowTitle
<< " "
<< static_cast<int>(g_fps.GetFPS())
<< " fps";
glfwSetWindowTitle(l_Window, oss.str().c_str());
if (g_AuxWindow != NULL)
glfwSetWindowTitle(g_AuxWindow, oss.str().c_str());
}
#endif
const float dumpInterval = 1.f;
if (g_logDumpTimer.seconds() > dumpInterval)
{
LOG_INFO("Frame rate: %d fps", static_cast<int>(g_fps.GetFPS()));
g_logDumpTimer.reset();
}
// Optionally display to auxiliary mono view
if (g_AuxWindow != NULL)
{
glfwMakeContextCurrent(g_AuxWindow);
glClearColor(0.f, 0.f, 0.f, 0.f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
///@note VAOs *cannot* be shared between contexts.
///@note GLFW windows are inextricably tied to their own unique context.
/// For these two reasons, calling draw a third time for the auxiliary window
/// is not possible. Furthermore, it is not strictly desirable for the extra
/// rendering cost.
/// Instead, we share the render target texture from the stereo render and present
/// just the left eye to the aux window.
if (g_drawToAuxWindow)
{
presentSharedFboTexture();
}
#ifdef USE_ANTTWEAKBAR
TwDraw(); ///@todo Should this go first? Will it write to a depth buffer?
#endif
glfwSwapBuffers(g_AuxWindow);
if (glfwWindowShouldClose(g_AuxWindow))
{
destroyAuxiliaryWindow(g_AuxWindow);
}
// Set context to Rift window when done
glfwMakeContextCurrent(l_Window);
}
}
g_app.exitVR();
glfwDestroyWindow(l_Window);
glfwTerminate();
exit(EXIT_SUCCESS);
}
OculusManager& OculusManager::getOculusManager()
{
static OculusManager* oculusManager = NULL;
if (oculusManager == NULL)
{
oculusManager = new OculusManager();
if (!ovr_Initialize()) {
fprintf(stderr, "Failed to initialize the Oculus SDK");
}
//= *OculusManager::getHmd();
g_Hmd = ovrHmd_Create(0);
if (!g_Hmd)
{
printf("No Oculus Rift device attached, using virtual version...\n");
g_Hmd = ovrHmd_CreateDebug(ovrHmd_DK2);
}
printf("initialized HMD: %s - %s\n", g_Hmd->Manufacturer, g_Hmd->ProductName);
if (!glfwInit()) exit(EXIT_FAILURE);
if (l_MultiSampling) glfwWindowHint(GLFW_SAMPLES, 4); else glfwWindowHint(GLFW_SAMPLES, 0);
bool l_DirectMode = ((g_Hmd->HmdCaps & ovrHmdCap_ExtendDesktop) == 0);
GLFWmonitor* l_Monitor;
ovrSizei l_ClientSize;
if (l_DirectMode)
{
printf("Running in \"Direct\" mode...\n");
l_Monitor = NULL;
l_ClientSize.w = g_Hmd->Resolution.w / 2; // Something reasonable, smaller, but maintain aspect ratio...
l_ClientSize.h = g_Hmd->Resolution.h / 2; // Something reasonable, smaller, but maintain aspect ratio...
}
else // Extended Desktop mode...
{
printf("Running in \"Extended Desktop\" mode...\n");
int l_Count;
GLFWmonitor** l_Monitors = glfwGetMonitors(&l_Count);
switch (l_Count)
{
case 0:
printf("No monitors found, exiting...\n");
exit(EXIT_FAILURE);
break;
case 1:
printf("Two monitors expected, found only one, using primary...\n");
l_Monitor = glfwGetPrimaryMonitor();
break;
case 2:
printf("Two monitors found, using second monitor...\n");
l_Monitor = l_Monitors[1];
break;
default:
printf("More than two monitors found, using second monitor...\n");
l_Monitor = l_Monitors[1];
}
l_ClientSize.w = g_Hmd->Resolution.w; // 1920 for DK2...
l_ClientSize.h = g_Hmd->Resolution.h; // 1080 for DK2...
}
l_Window = glfwCreateWindow(l_ClientSize.w, l_ClientSize.h, "GLFW Oculus Rift Test", l_Monitor, NULL);
if (!l_Window)
{
glfwTerminate();
exit(EXIT_FAILURE);
}
#if defined(_WIN32)
if (l_DirectMode)
{
ovrBool l_AttachResult = ovrHmd_AttachToWindow(g_Hmd, glfwGetWin32Window(l_Window), NULL, NULL);
if (!l_AttachResult)
{
printf("Could not attach to window...");
exit(EXIT_FAILURE);
}
}
#endif
glfwMakeContextCurrent(l_Window);
glewExperimental = GL_TRUE;
GLenum l_GlewResult = glewInit();
if (l_GlewResult != GLEW_OK)
{
printf("glewInit() error.\n");
exit(EXIT_FAILURE);
}
int l_Major = glfwGetWindowAttrib(l_Window, GLFW_CONTEXT_VERSION_MAJOR);
int l_Minor = glfwGetWindowAttrib(l_Window, GLFW_CONTEXT_VERSION_MINOR);
int l_Profile = glfwGetWindowAttrib(l_Window, GLFW_OPENGL_PROFILE);
printf("OpenGL: %d.%d ", l_Major, l_Minor);
if (l_Major >= 3) // Profiles introduced in OpenGL 3.0...
{
if (l_Profile == GLFW_OPENGL_COMPAT_PROFILE) printf("GLFW_OPENGL_COMPAT_PROFILE\n"); else printf("GLFW_OPENGL_CORE_PROFILE\n");
}
printf("Vendor: %s\n", (char*)glGetString(GL_VENDOR));
printf("Renderer: %s\n", (char*)glGetString(GL_RENDERER));
ovrSizei l_EyeTextureSizes[2];
l_EyeTextureSizes[ovrEye_Left] = ovrHmd_GetFovTextureSize(g_Hmd, ovrEye_Left, g_Hmd->MaxEyeFov[ovrEye_Left], 1.0f);
l_EyeTextureSizes[ovrEye_Right] = ovrHmd_GetFovTextureSize(g_Hmd, ovrEye_Right, g_Hmd->MaxEyeFov[ovrEye_Right], 1.0f);
// Combine for one texture for both eyes...
g_RenderTargetSize.w = l_EyeTextureSizes[ovrEye_Left].w + l_EyeTextureSizes[ovrEye_Right].w;
g_RenderTargetSize.h = (l_EyeTextureSizes[ovrEye_Left].h > l_EyeTextureSizes[ovrEye_Right].h ? l_EyeTextureSizes[ovrEye_Left].h : l_EyeTextureSizes[ovrEye_Right].h);
// Create the FBO being a single one for both eyes (this is open for debate)...
glGenFramebuffers(1, &l_FBOId);
glBindFramebuffer(GL_FRAMEBUFFER, l_FBOId);
// The texture we're going to render to...
glGenTextures(1, &l_TextureId);
// "Bind" the newly created texture : all future texture functions will modify this texture...
glBindTexture(GL_TEXTURE_2D, l_TextureId);
// Give an empty image to OpenGL (the last "0")
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, g_RenderTargetSize.w, g_RenderTargetSize.h, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
// Linear filtering...
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// Create Depth Buffer...
glGenRenderbuffers(1, &l_DepthBufferId);
glBindRenderbuffer(GL_RENDERBUFFER, l_DepthBufferId);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, g_RenderTargetSize.w, g_RenderTargetSize.h);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, l_DepthBufferId);
// Set the texture as our colour attachment #0...
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, l_TextureId, 0);
// Set the list of draw buffers...
GLenum l_GLDrawBuffers[1] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, l_GLDrawBuffers); // "1" is the size of DrawBuffers
// Check if everything is OK...
GLenum l_Check = glCheckFramebufferStatus(GL_DRAW_FRAMEBUFFER);
if (l_Check != GL_FRAMEBUFFER_COMPLETE)
{
printf("There is a problem with the FBO.\n");
exit(EXIT_FAILURE);
}
// Unbind...
glBindRenderbuffer(GL_RENDERBUFFER, 0);
glBindTexture(GL_TEXTURE_2D, 0);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
// Setup textures for each eye...
// Left eye...
g_EyeTextures[ovrEye_Left].Header.API = ovrRenderAPI_OpenGL;
g_EyeTextures[ovrEye_Left].Header.TextureSize = g_RenderTargetSize;
g_EyeTextures[ovrEye_Left].Header.RenderViewport.Pos.x = 0;
g_EyeTextures[ovrEye_Left].Header.RenderViewport.Pos.y = 0;
g_EyeTextures[ovrEye_Left].Header.RenderViewport.Size = l_EyeTextureSizes[ovrEye_Left];
((ovrGLTexture&)(g_EyeTextures[ovrEye_Left])).OGL.TexId = l_TextureId;
// Right eye (mostly the same as left but with the viewport on the right side of the texture)...
g_EyeTextures[ovrEye_Right] = g_EyeTextures[ovrEye_Left];
g_EyeTextures[ovrEye_Right].Header.RenderViewport.Pos.x = (g_RenderTargetSize.w + 1) / 2;
g_EyeTextures[ovrEye_Right].Header.RenderViewport.Pos.y = 0;
// Oculus Rift eye configurations...
g_Cfg.OGL.Header.API = ovrRenderAPI_OpenGL;
g_Cfg.OGL.Header.RTSize.w = l_ClientSize.w;
g_Cfg.OGL.Header.RTSize.h = l_ClientSize.h;
g_Cfg.OGL.Header.Multisample = (l_MultiSampling ? 1 : 0);
#if defined(_WIN32)
g_Cfg.OGL.Window = glfwGetWin32Window(l_Window);
g_Cfg.OGL.DC = GetDC(g_Cfg.OGL.Window);
#elif defined(__linux__)
l_Cfg.OGL.Win = glfwGetX11Window(l_Window);
l_Cfg.OGL.Disp = glfwGetX11Display();
#endif
// Enable capabilities...
// ovrHmd_SetEnabledCaps(g_Hmd, ovrHmdCap_LowPersistence | ovrHmdCap_DynamicPrediction);
ovrBool l_ConfigureResult = ovrHmd_ConfigureRendering(g_Hmd, &g_Cfg.Config, g_DistortionCaps, g_Hmd->MaxEyeFov, g_EyeRenderDesc);
glUseProgram(0); // Avoid OpenGL state leak in ovrHmd_ConfigureRendering...
if (!l_ConfigureResult)
{
printf("Configure failed.\n");
exit(EXIT_FAILURE);
}
// Start the sensor which provides the Rift’s pose and motion...
uint32_t l_SupportedSensorCaps = ovrTrackingCap_Orientation | ovrTrackingCap_MagYawCorrection | ovrTrackingCap_Position;
uint32_t l_RequiredTrackingCaps = 0;
ovrBool l_TrackingResult = ovrHmd_ConfigureTracking(g_Hmd, l_SupportedSensorCaps, l_RequiredTrackingCaps);
if (!l_TrackingResult)
{
printf("Could not start tracking...");
exit(EXIT_FAILURE);
}
// Projection matrici for each eye will not change at runtime, we can set them here...
g_ProjectionMatrici[ovrEye_Left] = ovrMatrix4f_Projection(g_EyeRenderDesc[ovrEye_Left].Fov, 0.3f, 100.0f, true);
g_ProjectionMatrici[ovrEye_Right] = ovrMatrix4f_Projection(g_EyeRenderDesc[ovrEye_Right].Fov, 0.3f, 100.0f, true);
// IPD offset values will not change at runtime, we can set them here...
g_EyeOffsets[ovrEye_Left] = g_EyeRenderDesc[ovrEye_Left].HmdToEyeViewOffset;
g_EyeOffsets[ovrEye_Right] = g_EyeRenderDesc[ovrEye_Right].HmdToEyeViewOffset;
ovrHmd_RecenterPose(g_Hmd);
return *oculusManager;
}
}
