Mesa (master): auxiliary: util_blit_pixels_tex should restore the viewport.

[Chia-I Wu]

Module: Mesa
Branch: master
Commit: 3965051dff4554cf2b521b34c8c82c4c7744aac6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3965051dff4554cf2b521b34c8c82c4c7744aac6

Author: Chia-I Wu <olv at lunarg.com>
Date:   Thu Nov 25 13:00:18 2010 +0800

auxiliary: util_blit_pixels_tex should restore the viewport.

Viewport state should be saved/restored.

---

 src/gallium/auxiliary/util/u_blit.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index dfb142b..9e70aa2 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -662,6 +662,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_save_rasterizer(ctx->cso);
    cso_save_samplers(ctx->cso);
    cso_save_fragment_sampler_views(ctx->cso);
+   cso_save_viewport(ctx->cso);
    cso_save_framebuffer(ctx->cso);
    cso_save_fragment_shader(ctx->cso);
    cso_save_vertex_shader(ctx->cso);
@@ -729,6 +730,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
    cso_restore_rasterizer(ctx->cso);
    cso_restore_samplers(ctx->cso);
    cso_restore_fragment_sampler_views(ctx->cso);
+   cso_restore_viewport(ctx->cso);
    cso_restore_framebuffer(ctx->cso);
    cso_restore_fragment_shader(ctx->cso);
    cso_restore_vertex_shader(ctx->cso);