bool GLReplay::CheckResizeOutputWindow(uint64_t id)
{
if(id == 0 || m_OutputWindows.find(id) == m_OutputWindows.end())
return false;
OutputWindow &outw = m_OutputWindows[id];
if(outw.wnd == 0)
return false;
int32_t w, h;
GetOutputWindowDimensions(id, w, h);
if(w != outw.width || h != outw.height)
{
outw.width = w;
outw.height = h;
MakeCurrentReplayContext(m_DebugCtx);
WrappedOpenGL &gl = *m_pDriver;
gl.glDeleteTextures(1, &outw.BlitData.backbuffer);
gl.glDeleteFramebuffers(1, &outw.BlitData.windowFBO);
CreateOutputWindowBackbuffer(outw);
return true;
}
return false;
}
uint64_t GLReplay::MakeOutputWindow(void *wn, bool depth)
{
void **displayAndDrawable = (void **)wn;
Display *dpy = NULL;
GLXDrawable wnd = 0;
if(wn)
{
dpy = (Display *)displayAndDrawable[0];
wnd = (GLXDrawable)displayAndDrawable[1];
}
else
{
dpy = XOpenDisplay(NULL);
if(dpy == NULL)
return 0;
}
static int visAttribs[] = {
GLX_X_RENDERABLE, True,
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_X_VISUAL_TYPE, GLX_TRUE_COLOR,
GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_ALPHA_SIZE, 8,
GLX_DOUBLEBUFFER, True,
GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB, True,
0
};
int numCfgs = 0;
GLXFBConfig *fbcfg = glXChooseFBConfigProc(dpy, DefaultScreen(dpy), visAttribs, &numCfgs);
if(fbcfg == NULL)
{
XCloseDisplay(dpy);
RDCERR("Couldn't choose default framebuffer config");
return eReplayCreate_APIInitFailed;
}
int attribs[64] = {0};
int i=0;
attribs[i++] = GLX_CONTEXT_MAJOR_VERSION_ARB;
attribs[i++] = 4;
attribs[i++] = GLX_CONTEXT_MINOR_VERSION_ARB;
attribs[i++] = 3;
attribs[i++] = GLX_CONTEXT_FLAGS_ARB;
attribs[i++] = GLX_CONTEXT_DEBUG_BIT_ARB;
attribs[i++] = GLX_CONTEXT_PROFILE_MASK_ARB;
attribs[i++] = GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
GLXContext ctx = glXCreateContextAttribsProc(dpy, fbcfg[0], m_ReplayCtx.ctx, true, attribs);
if(ctx == NULL)
{
XCloseDisplay(dpy);
RDCERR("Couldn't create 4.3 context - RenderDoc requires OpenGL 4.3 availability");
return 0;
}
if(wnd == 0)
{
// don't care about pbuffer properties as we won't render directly to this
int pbAttribs[] = { GLX_PBUFFER_WIDTH, 32, GLX_PBUFFER_HEIGHT, 32, 0 };
wnd = glXCreatePbufferProc(dpy, fbcfg[0], pbAttribs);
}
XFree(fbcfg);
OutputWindow win;
win.dpy = dpy;
win.ctx = ctx;
win.wnd = wnd;
glXQueryDrawableProc(dpy, wnd, GLX_WIDTH, (unsigned int *)&win.width);
glXQueryDrawableProc(dpy, wnd, GLX_HEIGHT, (unsigned int *)&win.height);
MakeCurrentReplayContext(&win);
InitOutputWindow(win);
CreateOutputWindowBackbuffer(win, depth);
uint64_t ret = m_OutputWindowID++;
m_OutputWindows[ret] = win;
return ret;
}
uint64_t GLReplay::MakeOutputWindow(WindowingSystem system, void *data, bool depth)
{
Display *dpy = NULL;
Drawable draw = 0;
if(system == eWindowingSystem_Xlib)
{
#if ENABLED(RDOC_XLIB)
XlibWindowData *xlib = (XlibWindowData *)data;
dpy = xlib->display;
draw = xlib->window;
#else
RDCERR(
"Xlib windowing system data passed in, but support is not compiled in. GL must have xlib "
"support compiled in");
#endif
}
else if(system == eWindowingSystem_Unknown)
{
// allow undefined so that internally we can create a window-less context
dpy = XOpenDisplay(NULL);
if(dpy == NULL)
return 0;
}
else
{
RDCERR("Unexpected window system %u", system);
}
static int visAttribs[] = {GLX_X_RENDERABLE,
True,
GLX_DRAWABLE_TYPE,
GLX_WINDOW_BIT,
GLX_RENDER_TYPE,
GLX_RGBA_BIT,
GLX_X_VISUAL_TYPE,
GLX_TRUE_COLOR,
GLX_RED_SIZE,
8,
GLX_GREEN_SIZE,
8,
GLX_BLUE_SIZE,
8,
GLX_DOUBLEBUFFER,
True,
GLX_FRAMEBUFFER_SRGB_CAPABLE_ARB,
True,
0};
int numCfgs = 0;
GLXFBConfig *fbcfg = glXChooseFBConfigProc(dpy, DefaultScreen(dpy), visAttribs, &numCfgs);
if(fbcfg == NULL)
{
XCloseDisplay(dpy);
RDCERR("Couldn't choose default framebuffer config");
return eReplayCreate_APIInitFailed;
}
if(draw != 0)
{
// Choose FB config with a GLX_VISUAL_ID that matches the X screen.
VisualID visualid_correct = DefaultVisual(dpy, DefaultScreen(dpy))->visualid;
for(int i = 0; i < numCfgs; i++)
{
int visualid;
glXGetFBConfigAttrib(dpy, fbcfg[i], GLX_VISUAL_ID, &visualid);
if((VisualID)visualid == visualid_correct)
{
fbcfg[0] = fbcfg[i];
break;
}
}
}
int attribs[64] = {0};
int i = 0;
attribs[i++] = GLX_CONTEXT_MAJOR_VERSION_ARB;
attribs[i++] = 4;
attribs[i++] = GLX_CONTEXT_MINOR_VERSION_ARB;
attribs[i++] = 3;
attribs[i++] = GLX_CONTEXT_FLAGS_ARB;
#if ENABLED(RDOC_DEVEL)
attribs[i++] = GLX_CONTEXT_DEBUG_BIT_ARB;
#else
attribs[i++] = 0;
#endif
attribs[i++] = GLX_CONTEXT_PROFILE_MASK_ARB;
attribs[i++] = GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
GLXContext ctx = glXCreateContextAttribsProc(dpy, fbcfg[0], m_ReplayCtx.ctx, true, attribs);
if(ctx == NULL)
{
XCloseDisplay(dpy);
RDCERR("Couldn't create 4.3 context - RenderDoc requires OpenGL 4.3 availability");
return 0;
}
GLXDrawable wnd = 0;
if(draw == 0)
{
// don't care about pbuffer properties as we won't render directly to this
int pbAttribs[] = {GLX_PBUFFER_WIDTH, 32, GLX_PBUFFER_HEIGHT, 32, 0};
wnd = glXCreatePbufferProc(dpy, fbcfg[0], pbAttribs);
}
else
{
wnd = glXCreateWindow(dpy, fbcfg[0], draw, 0);
}
XFree(fbcfg);
OutputWindow win;
win.dpy = dpy;
win.ctx = ctx;
win.wnd = wnd;
glXQueryDrawableProc(dpy, wnd, GLX_WIDTH, (unsigned int *)&win.width);
glXQueryDrawableProc(dpy, wnd, GLX_HEIGHT, (unsigned int *)&win.height);
MakeCurrentReplayContext(&win);
InitOutputWindow(win);
CreateOutputWindowBackbuffer(win, depth);
uint64_t ret = m_OutputWindowID++;
m_OutputWindows[ret] = win;
return ret;
}