diff options
| -rw-r--r-- | glx/glxdriswrast.c | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/glx/glxdriswrast.c b/glx/glxdriswrast.c index 5d9aa0437..e25ca4768 100644 --- a/glx/glxdriswrast.c +++ b/glx/glxdriswrast.c @@ -71,6 +71,8 @@ struct __GLXDRIscreen { const __DRIcopySubBufferExtension *copySubBuffer; const __DRItexBufferExtension *texBuffer; const __DRIconfig **driConfigs; + + unsigned char glx_enable_bits[__GLX_EXT_BYTES]; }; struct __GLXDRIcontext { @@ -394,21 +396,34 @@ initializeExtensions(__GLXDRIscreen * screen) const __DRIextension **extensions; int i; + if (screen->swrast->base.version >= 3) { + __glXEnableExtension(screen->glx_enable_bits, + "GLX_ARB_create_context"); + __glXEnableExtension(screen->glx_enable_bits, + "GLX_ARB_create_context_profile"); + __glXEnableExtension(screen->glx_enable_bits, + "GLX_EXT_create_context_es2_profile"); + } + + /* these are harmless to enable unconditionally */ + __glXEnableExtension(screen->glx_enable_bits, "GLX_EXT_framebuffer_sRGB"); + __glXEnableExtension(screen->glx_enable_bits, "GLX_ARB_fbconfig_float"); + __glXEnableExtension(screen->glx_enable_bits, "GLX_SGI_make_current_read"); + extensions = screen->core->getExtensions(screen->driScreen); for (i = 0; extensions[i]; i++) { if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) { screen->copySubBuffer = (const __DRIcopySubBufferExtension *) extensions[i]; - /* GLX_MESA_copy_sub_buffer is always enabled. */ + __glXEnableExtension(screen->glx_enable_bits, + "GLX_MESA_copy_sub_buffer"); } if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) { screen->texBuffer = (const __DRItexBufferExtension *) extensions[i]; /* GLX_EXT_texture_from_pixmap is always enabled. */ } - - /* Ignore unknown extensions */ } } @@ -420,6 +435,7 @@ __glXDRIscreenProbe(ScreenPtr pScreen) { const char *driverName = "swrast"; __GLXDRIscreen *screen; + size_t buffer_size; screen = calloc(1, sizeof *screen); if (screen == NULL) @@ -431,6 +447,8 @@ __glXDRIscreenProbe(ScreenPtr pScreen) screen->base.swapInterval = NULL; screen->base.pScreen = pScreen; + __glXInitExtensionEnableBits(screen->glx_enable_bits); + screen->driver = glxProbeDriver(driverName, (void **) &screen->core, __DRI_CORE, 1, @@ -459,6 +477,19 @@ __glXDRIscreenProbe(ScreenPtr pScreen) __glXScreenInit(&screen->base, pScreen); + /* The first call simply determines the length of the extension string. + * This allows us to allocate some memory to hold the extension string, + * but it requires that we call __glXGetExtensionString a second time. + */ + buffer_size = __glXGetExtensionString(screen->glx_enable_bits, NULL); + if (buffer_size > 0) { + free(screen->base.GLXextensions); + + screen->base.GLXextensions = xnfalloc(buffer_size); + (void) __glXGetExtensionString(screen->glx_enable_bits, + screen->base.GLXextensions); + } + screen->base.GLXmajor = 1; screen->base.GLXminor = 4; |