Mesa (master): nv30: Implement color resolve for msaa

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: 3c6c4d4f298ec81fe57992790a68aaab2e573519
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3c6c4d4f298ec81fe57992790a68aaab2e573519

Author: Hans de Goede <hdegoede at redhat.com>
Date:   Thu Sep  3 12:38:01 2015 +0200

nv30: Implement color resolve for msaa

Note this is not ideal. Since the sifm can only do source sizes upto
1024x1024 we end up using the blitter on nv4x, which is not that fast.

And on nv3x we end up using the cpu which is really slow.

Cc: "10.6 11.0" <mesa-stable at lists.freedesktop.org>
Signed-off-by: Hans de Goede <hdegoede at redhat.com>
Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 src/gallium/drivers/nouveau/nv30/nv30_miptree.c  |   19 ++++++++-----------
 src/gallium/drivers/nouveau/nv30/nv30_resource.h |    3 ---
 2 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nv30/nv30_miptree.c b/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
index 2276347..76bb8b8 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
@@ -145,21 +145,18 @@ nv30_resource_copy_region(struct pipe_context *pipe,
    nv30_transfer_rect(nv30, NEAREST, &src, &dst);
 }
 
-void
-nv30_resource_resolve(struct pipe_context *pipe,
-                      const struct pipe_resolve_info *info)
+static void
+nv30_resource_resolve(struct nv30_context *nv30,
+                      const struct pipe_blit_info *info)
 {
-#if 0
-   struct nv30_context *nv30 = nv30_context(pipe);
    struct nv30_rect src, dst;
 
-   define_rect(info->src.res, 0, 0, info->src.x0, info->src.y0,
-               info->src.x1 - info->src.x0, info->src.y1 - info->src.y0, &src);
-   define_rect(info->dst.res, info->dst.level, 0, info->dst.x0, info->dst.y0,
-               info->dst.x1 - info->dst.x0, info->dst.y1 - info->dst.y0, &dst);
+   define_rect(info->src.resource, 0, info->src.box.z, info->src.box.x,
+      info->src.box.y, info->src.box.width, info->src.box.height, &src);
+   define_rect(info->dst.resource, 0, info->dst.box.z, info->dst.box.x,
+      info->dst.box.y, info->dst.box.width, info->dst.box.height, &dst);
 
    nv30_transfer_rect(nv30, BILINEAR, &src, &dst);
-#endif
 }
 
 void
@@ -173,7 +170,7 @@ nv30_blit(struct pipe_context *pipe,
        info.dst.resource->nr_samples <= 1 &&
        !util_format_is_depth_or_stencil(info.src.resource->format) &&
        !util_format_is_pure_integer(info.src.resource->format)) {
-      debug_printf("nv30: color resolve unimplemented\n");
+      nv30_resource_resolve(nv30, blit_info);
       return;
    }
 
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_resource.h b/src/gallium/drivers/nouveau/nv30/nv30_resource.h
index 8dac779..20d86b6 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_resource.h
+++ b/src/gallium/drivers/nouveau/nv30/nv30_resource.h
@@ -66,9 +66,6 @@ nv30_resource_copy_region(struct pipe_context *pipe,
                           const struct pipe_box *src_box);
 
 void
-nv30_resource_resolve(struct pipe_context *, const struct pipe_resolve_info *);
-
-void
 nv30_blit(struct pipe_context *pipe,
           const struct pipe_blit_info *blit_info);