Module: Mesa Branch: master Commit: 55058652b886b95bfc24109a9edb04d274c01c1a URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=55058652b886b95bfc24109a9edb04d274c01c1a
Author: Brian Paul <[email protected]> Date: Thu Oct 22 18:32:48 2009 -0600 intel: flush old context before binding new context Per the GLX spec, when changing rendering contexts, the old context should first be flushed. --- src/mesa/drivers/dri/intel/intel_context.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index d24af46..ddb0550 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -944,10 +944,23 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv, __DRIdrawablePrivate * driReadPriv) { __DRIscreenPrivate *psp = driDrawPriv->driScreenPriv; + struct intel_context *intel; + GET_CURRENT_CONTEXT(curCtx); + + if (driContextPriv) + intel = (struct intel_context *) driContextPriv->driverPrivate; + else + intel = NULL; + + /* According to the glXMakeCurrent() man page: "Pending commands to + * the previous context, if any, are flushed before it is released." + * But only flush if we're actually changing contexts. + */ + if (intel_context(curCtx) && intel_context(curCtx) != intel) { + _mesa_flush(curCtx); + } if (driContextPriv) { - struct intel_context *intel = - (struct intel_context *) driContextPriv->driverPrivate; struct intel_framebuffer *intel_fb = (struct intel_framebuffer *) driDrawPriv->driverPrivate; GLframebuffer *readFb = (GLframebuffer *) driReadPriv->driverPrivate; _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
