StWinHandles::StWinHandles()
#ifdef _WIN32
: ThreadWnd(0),
EventMsgThread(true),
hWindow(NULL),
hWindowGl(NULL),
hWinTmp(NULL),
myMKeyStop(GlobalAddAtom(MAKEINTATOM(VK_MEDIA_STOP))),
myMKeyPlay(GlobalAddAtom(MAKEINTATOM(VK_MEDIA_PLAY_PAUSE))),
myMKeyPrev(GlobalAddAtom(MAKEINTATOM(VK_MEDIA_PREV_TRACK))),
myMKeyNext(GlobalAddAtom(MAKEINTATOM(VK_MEDIA_NEXT_TRACK))),
ThreadGL(0),
hDC(NULL) {
//
#elif defined(__linux__)
: hWindow(0),
hWindowGl(0),
stXDisplay(),
iconImage(0),
iconShape(0),
xDNDRequestType(None),
xDNDSrcWindow(0),
xDNDVersion(0),
xrandrEventBase(0),
isRecXRandrEvents(false) {
//
#endif
}
StWinHandles::~StWinHandles() {
close();
}
void StWinHandles::glSwap() {
#ifdef _WIN32
if(hDC != NULL) {
SwapBuffers(hDC);
}
#elif defined(__linux__)
if(!stXDisplay.isNull()
&& hRC->makeCurrent(hWindowGl)) { // if GL rendering context is bound to another drawable - we got BadMatch error
glXSwapBuffers(stXDisplay->hDisplay, hWindowGl);
}
#endif
}
bool StWinHandles::glMakeCurrent() {
#ifdef _WIN32
if(hDC != NULL && !hRC.isNull()) {
return hRC->isCurrent(hDC)
|| hRC->makeCurrent(hDC);
}
#elif defined(__linux__)
if(!stXDisplay.isNull() && !hRC.isNull()) {
return hRC->makeCurrent(hWindowGl);
}
#endif
return false;
}
/**
* Auxiliary macros.
*/
#define ST_GL_ERROR_CHECK(theTrueCondition, theErrCode, theErrDesc) \
if(!(theTrueCondition)) { \
stError(theErrDesc); \
return theErrCode; \
}
int StWinHandles::glCreateContext(StWinHandles* theSlave,
const StRectI_t& theRect,
const int theDepthSize,
const bool theIsQuadStereo,
const bool theDebugCtx) {
#ifdef _WIN32
ThreadGL = StThread::getCurrentThreadId();
ST_DEBUG_LOG("WinAPI, glCreateContext, ThreadGL= " + ThreadGL + ", ThreadWnd= " + ThreadWnd);
hDC = GetDC(hWindowGl);
ST_GL_ERROR_CHECK(hDC != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Can't create Master GL Device Context");
if(theSlave != NULL) {
theSlave->ThreadGL = ThreadGL;
theSlave->hDC = GetDC(theSlave->hWindowGl);
ST_GL_ERROR_CHECK(theSlave->hDC != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Can't create Slave GL Device Context");
}
PIXELFORMATDESCRIPTOR aPixFrmtDesc = THE_PIXELFRMT_DOUBLE;
aPixFrmtDesc.cDepthBits = (BYTE )theDepthSize;
if(theIsQuadStereo) {
aPixFrmtDesc.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_GDI | PFD_SUPPORT_OPENGL
| PFD_DOUBLEBUFFER | PFD_STEREO;
}
int aPixFrmtId = ChoosePixelFormat(hDC, &aPixFrmtDesc);
ST_GL_ERROR_CHECK(aPixFrmtId != 0, STWIN_ERROR_WIN32_PIXELFORMATF,
"WinAPI, Can't find a suitable PixelFormat for Master");
if(theSlave != NULL
&& ChoosePixelFormat(theSlave->hDC, &aPixFrmtDesc) != aPixFrmtId) {
ST_ERROR_LOG("Slave window returns another pixel format! Try to ignore...");
}
if(theIsQuadStereo) {
DescribePixelFormat(hDC, aPixFrmtId, sizeof(PIXELFORMATDESCRIPTOR), &aPixFrmtDesc);
if((aPixFrmtDesc.dwFlags & PFD_STEREO) == 0) {
ST_ERROR_LOG("WinAPI, Quad Buffered stereo not supported");
} else {
//bool isVistaPlus = StSys::isVistaPlus();
//bool isWin8Plus = StSys::isWin8Plus();
///myNeedsFullscr
}
}
HMODULE aModule = GetModuleHandleW(NULL);
hWinTmp = CreateWindowExW(WS_EX_TOOLWINDOW | WS_EX_WINDOWEDGE | WS_EX_NOACTIVATE,
ClassTmp.toCString(), L"TmpWnd",
WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_DISABLED,
theRect.left() + 2, theRect.top() + 2, 4, 4,
NULL, NULL, aModule, NULL);
ST_GL_ERROR_CHECK(hWinTmp != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Temporary window creation error");
HDC aDevCtxTmp = GetDC(hWinTmp);
ST_GL_ERROR_CHECK(aPixFrmtId != 0, STWIN_ERROR_WIN32_PIXELFORMATF,
"WinAPI, Can't find a suitable PixelFormat for Tmp");
ST_GL_ERROR_CHECK(SetPixelFormat(aDevCtxTmp, aPixFrmtId, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Master");
StWinGlrcH aRendCtxTmp = new StWinGlrc(aDevCtxTmp, NULL);
ST_GL_ERROR_CHECK(aRendCtxTmp->isValid(),
STWIN_ERROR_WIN32_GLRC_CREATE, "WinAPI, Can't create GL Rendering Context");
ST_GL_ERROR_CHECK(aRendCtxTmp->makeCurrent(aDevCtxTmp),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Can't activate Tmp GL Rendering Context");
StGLContext aCtx;
ST_GL_ERROR_CHECK(aCtx.stglInit(),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Broken Tmp GL Rendering Context");
if(aCtx.extAll->wglChoosePixelFormatARB != NULL) {
const int aPixAttribs[] = {
WGL_DRAW_TO_WINDOW_ARB, GL_TRUE,
WGL_SUPPORT_OPENGL_ARB, GL_TRUE,
WGL_DOUBLE_BUFFER_ARB, GL_TRUE,
WGL_STEREO_ARB, theIsQuadStereo ? GL_TRUE : GL_FALSE,
WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB,
//WGL_SAMPLE_BUFFERS_ARB, 1,
//WGL_SAMPLES_ARB, 8,
// WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004
WGL_COLOR_BITS_ARB, 24,
WGL_DEPTH_BITS_ARB, theDepthSize,
WGL_STENCIL_BITS_ARB, 0,
0, 0,
};
unsigned int aFrmtsNb = 0;
aCtx.extAll->wglChoosePixelFormatARB(hDC, aPixAttribs, NULL, 1, &aPixFrmtId, &aFrmtsNb);
}
ST_GL_ERROR_CHECK(SetPixelFormat(hDC, aPixFrmtId, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Master");
ST_GL_ERROR_CHECK(theSlave == NULL || SetPixelFormat(theSlave->hDC, aPixFrmtId, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Slave");
HGLRC aRendCtx = NULL;
if(aCtx.extAll->wglCreateContextAttribsARB != NULL) {
// Beware! NVIDIA drivers reject context creation when WGL_CONTEXT_PROFILE_MASK_ARB are specified
// but not WGL_CONTEXT_MAJOR_VERSION_ARB/WGL_CONTEXT_MINOR_VERSION_ARB
int aCtxAttribs[] = {
//WGL_CONTEXT_MAJOR_VERSION_ARB, 3,
//WGL_CONTEXT_MINOR_VERSION_ARB, 2,
//WGL_CONTEXT_PROFILE_MASK_ARB, WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB, //WGL_CONTEXT_CORE_PROFILE_BIT_ARB,
WGL_CONTEXT_FLAGS_ARB, theDebugCtx ? WGL_CONTEXT_DEBUG_BIT_ARB : 0,
0, 0
};
aRendCtx = aCtx.extAll->wglCreateContextAttribsARB(hDC, NULL, aCtxAttribs);
}
aRendCtxTmp.nullify();
destroyWindow(hWinTmp);
hRC = new StWinGlrc(hDC, aRendCtx);
ST_GL_ERROR_CHECK(hRC->isValid(),
STWIN_ERROR_WIN32_GLRC_CREATE, "WinAPI, Can't create GL Rendering Context");
if(theSlave != NULL) {
theSlave->hRC = hRC;
}
ST_GL_ERROR_CHECK(hRC->makeCurrent(hDC),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Can't activate Master GL Rendering Context");
return STWIN_INIT_SUCCESS;
#elif defined(__linux__)
// create an OpenGL rendering context
hRC = new StWinGlrc(stXDisplay, theDebugCtx);
ST_GL_ERROR_CHECK(hRC->isValid(),
STWIN_ERROR_X_GLRC_CREATE, "GLX, could not create rendering context for Master");
if(theSlave != NULL) {
theSlave->hRC = hRC;
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(theSlave->hWindowGl),
STWIN_ERROR_X_GLRC_CREATE, "GLX, Can't activate Slave GL Rendering Context");
}
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(hWindowGl),
STWIN_ERROR_X_GLRC_CREATE, "GLX, Can't activate Master GL Rendering Context");
return STWIN_INIT_SUCCESS;
#endif
}
int StWinHandles::glCreateContext(StWinHandles* theSlave,
const StRectI_t& theRect,
const int theDepthSize,
const bool theIsQuadStereo,
const bool theDebugCtx) {
(void )theRect;
#ifdef _WIN32
ThreadGL = StThread::getCurrentThreadId();
ST_DEBUG_LOG("WinAPI, glCreateContext, ThreadGL= " + ThreadGL + ", ThreadWnd= " + ThreadWnd);
hDC = GetDC(hWindowGl);
ST_GL_ERROR_CHECK(hDC != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Can't create Master GL Device Context");
if(theSlave != NULL) {
theSlave->ThreadGL = ThreadGL;
theSlave->hDC = GetDC(theSlave->hWindowGl);
ST_GL_ERROR_CHECK(theSlave->hDC != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Can't create Slave GL Device Context");
}
HGLRC aRendCtx = NULL;
{
PIXELFORMATDESCRIPTOR aPixFrmtDesc = THE_PIXELFRMT_DOUBLE;
aPixFrmtDesc.cDepthBits = (BYTE )theDepthSize;
if(theIsQuadStereo) {
aPixFrmtDesc.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_GDI | PFD_SUPPORT_OPENGL
| PFD_DOUBLEBUFFER | PFD_STEREO;
}
HMODULE aModule = GetModuleHandleW(NULL);
hWinTmp = CreateWindowExW(WS_EX_TOOLWINDOW | WS_EX_WINDOWEDGE | WS_EX_NOACTIVATE,
ClassTmp.toCString(), L"TmpWnd",
WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_DISABLED,
// always create temporary window on main screen
// to workaround sporadic bugs (access violation) in AMD Catalyst drivers
2, 2, 4, 4, //theRect.left() + 2, theRect.top() + 2, 4, 4,
NULL, NULL, aModule, NULL);
ST_GL_ERROR_CHECK(hWinTmp != NULL, STWIN_ERROR_WIN32_GLDC,
"WinAPI, Temporary window creation error");
HDC aDevCtxTmp = GetDC(hWinTmp);
int aPixFrmtIdTmp = ChoosePixelFormat(aDevCtxTmp, &aPixFrmtDesc);
ST_GL_ERROR_CHECK(aPixFrmtIdTmp != 0, STWIN_ERROR_WIN32_PIXELFORMATF,
"WinAPI, Can't find a suitable PixelFormat for Tmp");
ST_GL_ERROR_CHECK(SetPixelFormat(aDevCtxTmp, aPixFrmtIdTmp, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Master");
StWinGlrcH aRendCtxTmp = new StWinGlrc(aDevCtxTmp, NULL);
ST_GL_ERROR_CHECK(aRendCtxTmp->isValid(),
STWIN_ERROR_WIN32_GLRC_CREATE, "WinAPI, Can't create GL Rendering Context");
ST_GL_ERROR_CHECK(aRendCtxTmp->makeCurrent(aDevCtxTmp),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Can't activate Tmp GL Rendering Context");
StGLContext aCtx(false);
ST_GL_ERROR_CHECK(aCtx.stglInit(),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Broken Tmp GL Rendering Context");
int aPixFrmtId = 0;
if(aCtx.extAll->wglChoosePixelFormatARB != NULL) {
const int aPixAttribs[] = {
WGL_DRAW_TO_WINDOW_ARB, GL_TRUE,
WGL_SUPPORT_OPENGL_ARB, GL_TRUE,
WGL_DOUBLE_BUFFER_ARB, GL_TRUE,
WGL_STEREO_ARB, theIsQuadStereo ? GL_TRUE : GL_FALSE,
WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB,
//WGL_SAMPLE_BUFFERS_ARB, 1,
//WGL_SAMPLES_ARB, 8,
// WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x00000004
WGL_COLOR_BITS_ARB, 24,
WGL_DEPTH_BITS_ARB, theDepthSize,
WGL_STENCIL_BITS_ARB, 0,
0, 0,
};
unsigned int aFrmtsNb = 0;
aCtx.extAll->wglChoosePixelFormatARB(hDC, aPixAttribs, NULL, 1, &aPixFrmtId, &aFrmtsNb);
if(theSlave != NULL) {
int aPixFrmtIdSlave = 0;
aCtx.extAll->wglChoosePixelFormatARB(theSlave->hDC, aPixAttribs, NULL, 1, &aPixFrmtIdSlave, &aFrmtsNb);
if(aPixFrmtIdSlave != aPixFrmtId) {
ST_ERROR_LOG("Slave window returns another pixel format! Try to ignore...");
}
}
} else {
aPixFrmtId = ChoosePixelFormat(hDC, &aPixFrmtDesc);
if(theSlave != NULL
&& ChoosePixelFormat(theSlave->hDC, &aPixFrmtDesc) != aPixFrmtId) {
ST_ERROR_LOG("Slave window returns another pixel format! Try to ignore...");
}
}
ST_GL_ERROR_CHECK(aPixFrmtId != 0, STWIN_ERROR_WIN32_PIXELFORMATF,
"WinAPI, Can't find a suitable PixelFormat for Master");
DescribePixelFormat(hDC, aPixFrmtId, sizeof(PIXELFORMATDESCRIPTOR), &aPixFrmtDesc);
if(theIsQuadStereo) {
if((aPixFrmtDesc.dwFlags & PFD_STEREO) == 0) {
ST_ERROR_LOG("WinAPI, Quad Buffered stereo is not supported");
}
}
ST_GL_ERROR_CHECK(SetPixelFormat(hDC, aPixFrmtId, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Master");
ST_GL_ERROR_CHECK(theSlave == NULL || SetPixelFormat(theSlave->hDC, aPixFrmtId, &aPixFrmtDesc),
STWIN_ERROR_WIN32_PIXELFORMATS, "WinAPI, Can't set the PixelFormat for Slave");
if(aCtx.extAll->wglCreateContextAttribsARB != NULL) {
// Beware! NVIDIA drivers reject context creation when WGL_CONTEXT_PROFILE_MASK_ARB are specified
// but not WGL_CONTEXT_MAJOR_VERSION_ARB/WGL_CONTEXT_MINOR_VERSION_ARB
int aCtxAttribs[] = {
//WGL_CONTEXT_MAJOR_VERSION_ARB, 3,
//WGL_CONTEXT_MINOR_VERSION_ARB, 2,
//WGL_CONTEXT_PROFILE_MASK_ARB, WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB, //WGL_CONTEXT_CORE_PROFILE_BIT_ARB,
WGL_CONTEXT_FLAGS_ARB, theDebugCtx ? WGL_CONTEXT_DEBUG_BIT_ARB : 0,
0, 0
};
aRendCtx = aCtx.extAll->wglCreateContextAttribsARB(hDC, NULL, aCtxAttribs);
}
aRendCtxTmp.nullify();
destroyWindow(hWinTmp);
}
hRC = new StWinGlrc(hDC, aRendCtx);
ST_GL_ERROR_CHECK(hRC->isValid(),
STWIN_ERROR_WIN32_GLRC_CREATE, "WinAPI, Can't create GL Rendering Context");
if(theSlave != NULL) {
theSlave->hRC = hRC;
}
ST_GL_ERROR_CHECK(hRC->makeCurrent(hDC),
STWIN_ERROR_WIN32_GLRC_ACTIVATE, "WinAPI, Can't activate Master GL Rendering Context");
return STWIN_INIT_SUCCESS;
#elif defined(__linux__)
// create an OpenGL rendering context
#if defined(ST_HAVE_EGL) || defined(__ANDROID__)
// GL context is created beforehand for EGL
ST_GL_ERROR_CHECK(!hRC.isNull() && hRC->isValid(),
STWIN_ERROR_X_GLRC_CREATE, "EGL, could not create rendering context for Master");
#if defined(__ANDROID__)
EGLint aFormat = 0;
eglGetConfigAttrib(hRC->getDisplay(), hRC->getConfig(), EGL_NATIVE_VISUAL_ID, &aFormat);
ANativeWindow_setBuffersGeometry(hWindowGl, 0, 0, aFormat);
#endif
eglSurface = eglCreateWindowSurface(hRC->getDisplay(), hRC->getConfig(), hWindowGl, NULL);
if(theSlave != NULL) {
theSlave->hRC = hRC;
theSlave->eglSurface = eglCreateWindowSurface(hRC->getDisplay(), hRC->getConfig(), theSlave->hWindowGl, NULL);
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(theSlave->eglSurface),
STWIN_ERROR_X_GLRC_CREATE, "EGL, Can't activate Slave GL Rendering Context");
}
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(eglSurface),
STWIN_ERROR_X_GLRC_CREATE, "EGL, Can't activate Master GL Rendering Context");
return STWIN_INIT_SUCCESS;
#else // GLX
hRC = new StWinGlrc(stXDisplay, theDebugCtx);
ST_GL_ERROR_CHECK(hRC->isValid(),
STWIN_ERROR_X_GLRC_CREATE, "GLX, could not create rendering context for Master");
if(theSlave != NULL) {
theSlave->hRC = hRC;
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(theSlave->hWindowGl),
STWIN_ERROR_X_GLRC_CREATE, "GLX, Can't activate Slave GL Rendering Context");
}
// bind the rendering context to the window
ST_GL_ERROR_CHECK(hRC->makeCurrent(hWindowGl),
STWIN_ERROR_X_GLRC_CREATE, "GLX, Can't activate Master GL Rendering Context");
return STWIN_INIT_SUCCESS;
#endif // GLX or EGL
#endif
}
