From 7882921b5af60d259b52cf4b1347e264607f3ba4 Mon Sep 17 00:00:00 2001 From: Stephan Raue Date: Sun, 26 Apr 2009 04:24:12 +0200 Subject: [PATCH] backport patch: fixes front-buffer rendering with DRI1 --- .../Mesa/patches/30_dri1-front-buffer.diff | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 packages/graphics/Mesa/patches/30_dri1-front-buffer.diff diff --git a/packages/graphics/Mesa/patches/30_dri1-front-buffer.diff b/packages/graphics/Mesa/patches/30_dri1-front-buffer.diff new file mode 100644 index 0000000000..1270e9b0e4 --- /dev/null +++ b/packages/graphics/Mesa/patches/30_dri1-front-buffer.diff @@ -0,0 +1,23 @@ +From c38397866d514d7776b0f876123be5718802482b Mon Sep 17 00:00:00 2001 +From: Brian Paul +Date: Mon, 20 Apr 2009 22:12:16 +0000 +Subject: intel: added null screen->dri2.loader pointer check + +Fixes front-buffer rendering with DRI1. +--- +diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c +index ddcd264..ecaf6b4 100644 +--- a/src/mesa/drivers/dri/intel/intel_context.c ++++ b/src/mesa/drivers/dri/intel/intel_context.c +@@ -534,7 +534,8 @@ intel_flush(GLcontext *ctx, GLboolean needs_mi_flush) + if ((ctx->DrawBuffer->Name == 0) && intel->front_buffer_dirty) { + __DRIscreen *const screen = intel->intelScreen->driScrnPriv; + +- if ((screen->dri2.loader->base.version >= 2) ++ if (screen->dri2.loader ++ && (screen->dri2.loader->base.version >= 2) + && (screen->dri2.loader->flushFrontBuffer != NULL)) { + (*screen->dri2.loader->flushFrontBuffer)(intel->driDrawable, + intel->driDrawable->loaderPrivate); +-- +cgit v0.8.2