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wined3d: Move fake context code over to WGL.

This commit is contained in:
Roderick Colenbrander 2007-08-07 23:45:00 +02:00 committed by Alexandre Julliard
parent c9a5410288
commit 107ff2057d
2 changed files with 81 additions and 45 deletions
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104
dlls/wined3d/directx.c
View File

@ -164,7 +164,8 @@ DWORD minMipLookup[WINED3DTEXF_ANISOTROPIC + 1][WINED3DTEXF_LINEAR + 1];
static int wined3d_fake_gl_context_ref = 0;
static BOOL wined3d_fake_gl_context_foreign;
static BOOL wined3d_fake_gl_context_available = FALSE;
static Display* wined3d_fake_gl_context_display = NULL;
static HDC wined3d_fake_gl_context_hdc = NULL;
static HWND wined3d_fake_gl_context_hwnd = NULL;
static CRITICAL_SECTION wined3d_fake_gl_context_cs;
static CRITICAL_SECTION_DEBUG wined3d_fake_gl_context_cs_debug =
@ -177,7 +178,7 @@ static CRITICAL_SECTION_DEBUG wined3d_fake_gl_context_cs_debug =
static CRITICAL_SECTION wined3d_fake_gl_context_cs = { &wined3d_fake_gl_context_cs_debug, -1, 0, 0, 0, 0 };
static void WineD3D_ReleaseFakeGLContext(void) {
GLXContext glCtx;
HGLRC glCtx;
EnterCriticalSection(&wined3d_fake_gl_context_cs);
@ -187,15 +188,21 @@ static void WineD3D_ReleaseFakeGLContext(void) {
return;
}
glCtx = glXGetCurrentContext();
glCtx = wglGetCurrentContext();
TRACE_(d3d_caps)("decrementing ref from %i\n", wined3d_fake_gl_context_ref);
if (0 == (--wined3d_fake_gl_context_ref) ) {
if(!wined3d_fake_gl_context_foreign && glCtx) {
TRACE_(d3d_caps)("destroying fake GL context\n");
glXMakeCurrent(wined3d_fake_gl_context_display, None, NULL);
glXDestroyContext(wined3d_fake_gl_context_display, glCtx);
wglMakeCurrent(NULL, NULL);
wglDeleteContext(glCtx);
}
if(wined3d_fake_gl_context_hdc)
ReleaseDC(wined3d_fake_gl_context_hwnd, wined3d_fake_gl_context_hdc);
wined3d_fake_gl_context_hdc = NULL; /* Make sure we don't think that it is still around */
if(wined3d_fake_gl_context_hwnd)
DestroyWindow(wined3d_fake_gl_context_hwnd);
wined3d_fake_gl_context_hwnd = NULL;
wined3d_fake_gl_context_available = FALSE;
}
assert(wined3d_fake_gl_context_ref >= 0);
@ -205,84 +212,89 @@ static void WineD3D_ReleaseFakeGLContext(void) {
}
static BOOL WineD3D_CreateFakeGLContext(void) {
XVisualInfo* visInfo;
GLXContext glCtx;
GLXContext glCtx;
HGLRC wglCtx = NULL;
ENTER_GL();
EnterCriticalSection(&wined3d_fake_gl_context_cs);
TRACE_(d3d_caps)("getting context...\n");
TRACE("getting context...\n");
if(wined3d_fake_gl_context_ref > 0) goto ret;
assert(0 == wined3d_fake_gl_context_ref);
wined3d_fake_gl_context_foreign = TRUE;
if(!wined3d_fake_gl_context_display) {
HDC device_context = GetDC(0);
wined3d_fake_gl_context_display = get_display(device_context);
ReleaseDC(0, device_context);
}
visInfo = NULL;
glCtx = glXGetCurrentContext();
if (!glCtx) {
Drawable drawable;
XVisualInfo template;
Visual* visual;
int num;
XWindowAttributes win_attr;
PIXELFORMATDESCRIPTOR pfd;
int iPixelFormat;
wined3d_fake_gl_context_foreign = FALSE;
drawable = (Drawable) GetPropA(GetDesktopWindow(), "__wine_x11_whole_window");
TRACE_(d3d_caps)("Creating Fake GL Context\n");
/* Get the X visual */
if (XGetWindowAttributes(wined3d_fake_gl_context_display, drawable, &win_attr)) {
visual = win_attr.visual;
} else {
visual = DefaultVisual(wined3d_fake_gl_context_display, DefaultScreen(wined3d_fake_gl_context_display));
/* We need a fake window as a hdc retrieved using GetDC(0) can't be used for much GL purposes */
wined3d_fake_gl_context_hwnd = CreateWindowA("WineD3D_OpenGL", "WineD3D fake window", WS_OVERLAPPEDWINDOW, 10, 10, 10, 10, NULL, NULL, NULL, NULL);
if(!wined3d_fake_gl_context_hwnd) {
ERR("HWND creation failed!\n");
goto fail;
}
template.visualid = XVisualIDFromVisual(visual);
visInfo = XGetVisualInfo(wined3d_fake_gl_context_display, VisualIDMask, &template, &num);
if (!visInfo) {
WARN_(d3d_caps)("Error creating visual info for capabilities initialization\n");
wined3d_fake_gl_context_hdc = GetDC(wined3d_fake_gl_context_hwnd);
if(!wined3d_fake_gl_context_hdc) {
ERR("GetDC failed!\n");
goto fail;
}
/* PixelFormat selection */
ZeroMemory(&pfd, sizeof(pfd));
pfd.nSize = sizeof(pfd);
pfd.nVersion = 1;
pfd.dwFlags = PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER | PFD_DRAW_TO_WINDOW;/*PFD_GENERIC_ACCELERATED*/
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 32;
pfd.iLayerType = PFD_MAIN_PLANE;
iPixelFormat = ChoosePixelFormat(wined3d_fake_gl_context_hdc, &pfd);
if(!iPixelFormat) {
/* If this happens something is very wrong as ChoosePixelFormat barely fails */
ERR("Can't find a suitable iPixelFormat\n");
goto fail;
}
DescribePixelFormat(wined3d_fake_gl_context_hdc, iPixelFormat, sizeof(pfd), &pfd);
SetPixelFormat(wined3d_fake_gl_context_hdc, iPixelFormat, &pfd);
/* Create a GL context */
glCtx = glXCreateContext(wined3d_fake_gl_context_display, visInfo, NULL, GL_TRUE);
if (!glCtx) {
wglCtx = wglCreateContext(wined3d_fake_gl_context_hdc);
if (!wglCtx) {
WARN_(d3d_caps)("Error creating default context for capabilities initialization\n");
goto fail;
}
/* Make it the current GL context */
if (!glXMakeCurrent(wined3d_fake_gl_context_display, drawable, glCtx)) {
if (!wglMakeCurrent(wined3d_fake_gl_context_hdc, wglCtx)) {
WARN_(d3d_caps)("Error setting default context as current for capabilities initialization\n");
goto fail;
}
XFree(visInfo);
}
ret:
TRACE_(d3d_caps)("incrementing ref from %i\n", wined3d_fake_gl_context_ref);
TRACE("incrementing ref from %i\n", wined3d_fake_gl_context_ref);
wined3d_fake_gl_context_ref++;
wined3d_fake_gl_context_available = TRUE;
LeaveCriticalSection(&wined3d_fake_gl_context_cs);
return TRUE;
fail:
if(visInfo) XFree(visInfo);
if(glCtx) glXDestroyContext(wined3d_fake_gl_context_display, glCtx);
if(wined3d_fake_gl_context_hdc)
ReleaseDC(wined3d_fake_gl_context_hwnd, wined3d_fake_gl_context_hdc);
wined3d_fake_gl_context_hdc = NULL;
if(wined3d_fake_gl_context_hwnd)
DestroyWindow(wined3d_fake_gl_context_hwnd);
wined3d_fake_gl_context_hwnd = NULL;
if(wglCtx) wglDeleteContext(wglCtx);
LeaveCriticalSection(&wined3d_fake_gl_context_cs);
LEAVE_GL();
return FALSE;
}
/**********************************************************
* IUnknown parts follows
**********************************************************/
@ -1490,6 +1502,7 @@ static HRESULT WINAPI IWineD3DImpl_CheckDeviceType(IWineD3D *iface, UINT Adapter
GLXFBConfig* cfgs = NULL;
int nCfgs = 0;
int it;
Display *display;
HRESULT hr = WINED3DERR_NOTAVAILABLE;
TRACE_(d3d_caps)("(%p)-> (STUB) (Adptr:%d, CheckType:(%x,%s), DispFmt:(%x,%s), BackBuf:(%x,%s), Win?%d): stub\n",
@ -1507,9 +1520,10 @@ static HRESULT WINAPI IWineD3DImpl_CheckDeviceType(IWineD3D *iface, UINT Adapter
/* TODO: Store in adapter structure */
if (WineD3D_CreateFakeGLContext()) {
cfgs = glXGetFBConfigs(wined3d_fake_gl_context_display, DefaultScreen(wined3d_fake_gl_context_display), &nCfgs);
display = get_display(wined3d_fake_gl_context_hdc);
cfgs = glXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
for (it = 0; it < nCfgs; ++it) {
if (IWineD3DImpl_IsGLXFBConfigCompatibleWithRenderFmt(wined3d_fake_gl_context_display, cfgs[it], DisplayFormat)) {
if (IWineD3DImpl_IsGLXFBConfigCompatibleWithRenderFmt(display, cfgs[it], DisplayFormat)) {
hr = WINED3D_OK;
TRACE_(d3d_caps)("OK\n");
break ;

22
dlls/wined3d/wined3d_main.c
View File

@ -106,8 +106,30 @@ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
HKEY hkey = 0;
HKEY appkey = 0;
DWORD len;
WNDCLASSA wc;
wined3d_settings.emulated_textureram = 64*1024*1024;
/* We need our own window class for a fake window which we use to retrieve GL capabilities */
/* We might need CS_OWNDC in the future if we notice strange things on Windows.
* Various articles/posts about OpenGL problems on Windows recommend this. */
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = DefWindowProcA;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstDLL;
wc.hIcon = LoadIconA(NULL, (LPCSTR)IDI_WINLOGO);
wc.hCursor = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = "WineD3D_OpenGL";
if (!RegisterClassA(&wc) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS)
{
ERR("Failed to register window class 'WineD3D_OpenGL'!");
return FALSE;
}
DisableThreadLibraryCalls(hInstDLL);
mod = GetModuleHandleA( "winex11.drv" );