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visualboyadvance-m
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Use proper functions and checks for OpenGL VSYNC. 

The vsync has to be {dis,en}abled before a ROM is loaded or we need to
restart the output module to apply it.

We also support MESA based installations (Intel HD Graphics, AMD/ATI and
Nouveau) on Linux.
This commit is contained in:
Edênis Freindorfer Azevedo 2020-03-08 12:59:45 -03:00 committed by Rafael Kitover
parent 2ba0d316cd
commit ed8a9af250
1 changed files with 40 additions and 21 deletions
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61
src/wx/panel.cpp
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@ -133,7 +133,7 @@ void GameArea::LoadGame(const wxString& name)
if (!pfn.IsFileReadable()) {
pfn.SetExt(wxT("ups"));
if (!pfn.IsFileReadable()) {
pfn.SetExt(wxT("bps"));
@ -225,7 +225,7 @@ void GameArea::LoadGame(const wxString& name)
int size = 0x2000000 < rom_size ? 0x2000000 : rom_size;
applyPatch(pfn.GetFullPath().mb_str(), &rom, &size);
// that means we no longer really know rom_size either <sigh>
gbaUpdateRomSize(size);
}
@ -2219,34 +2219,53 @@ void GLDrawingPanel::DrawingPanelInit()
#endif
glClearColor(0.0, 0.0, 0.0, 1.0);
// non-portable vsync code
#if defined(__WXGTK__) && defined(GLX_SGI_swap_control)
static PFNGLXSWAPINTERVALSGIPROC si = NULL;
#if defined(__WXGTK__)
static PFNGLXSWAPINTERVALSGIPROC glXSwapIntervalSGI = NULL;
static PFNGLXSWAPINTERVALMESAPROC glXSwapIntervalMESA = NULL;
if (!si)
si = (PFNGLXSWAPINTERVALSGIPROC)glXGetProcAddress((const GLubyte*)"glxSwapIntervalSGI");
char* glxQuery = (char*)glXQueryExtensionsString(glXGetCurrentDisplay(), 0);
if (si)
si(vsync);
if (strstr(glxQuery, "GLX_SGI_swap_control") != NULL)
{
glXSwapIntervalSGI = reinterpret_cast<PFNGLXSWAPINTERVALSGIPROC>(glXGetProcAddress(reinterpret_cast<const unsigned char*>("glXSwapIntervalSGI")));
#else
#if defined(__WXMSW__) && defined(WGL_EXT_swap_control)
static PFNWGLSWAPINTERVALEXTPROC si = NULL;
if (glXSwapIntervalSGI)
glXSwapIntervalSGI(vsync);
else
systemScreenMessage(_("Failed to set glXSwapIntervalSGI"));
}
else if (strstr(glxQuery, "GLX_MESA_swap_control") != NULL)
{
glXSwapIntervalMESA = reinterpret_cast<PFNGLXSWAPINTERVALMESAPROC>(glXGetProcAddress(reinterpret_cast<const unsigned char*>("glXSwapIntervalMESA")));
if (!si)
si = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
if (glXSwapIntervalMESA)
glXSwapIntervalMESA(vsync);
else
systemScreenMessage(_("Failed to set glXSwapIntervalMESA"));
}
#elif defined(__WXMSW__)
typedef char* (*wglext)();
wglext wglGetExtensionsString = (wglext)wglGetProcAddress("wglGetExtensionsString");
if (wglGetExtensionsString == NULL || strstr(wglGetExtensionsString(), "WGL_EXT_swap_control") == 0) {
if (wglGetExtensionsString == NULL)
systemScreenMessage(_("No support for wglGetExtensionsString"));
else
systemScreenMessage(_("No support for WGL_EXT_swap_control"));
}
if (si)
si(vsync);
#else
#ifdef __WXMAC__
typedef bool (*PFNWGLSWAPINTERVALEXTPROC)(int);
static PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT = NULL;
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
if (wglSwapIntervalEXT)
wglSwapIntervalEXT(vsync);
else
systemScreenMessage(_("Failed to set wglSwapIntervalEXT"));
#elif defined(__WXMAC__)
int swap_interval = vsync ? 1 : 0;
CGLContextObj cgl_context = CGLGetCurrentContext();
CGLSetParameter(cgl_context, kCGLCPSwapInterval, &swap_interval);
#else
//#warning no vsync support on this platform
#endif
#endif
systemScreenMessage(_("No VSYNC available on this platform"));
#endif
}