From: Kenneth Graunke <kenneth@whitecape.org>
Date: Tue, 24 Jul 2018 21:52:50 +0000 (-0700)
Subject: iris: fix msaa flipping filters
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f0558ca22cae1d93ea08d293f2aaf055219d9868;p=mesa.git

iris: fix msaa flipping filters
---

diff --git a/src/gallium/drivers/iris/iris_blit.c b/src/gallium/drivers/iris/iris_blit.c
index c47e964df74..b287876e0a4 100644
--- a/src/gallium/drivers/iris/iris_blit.c
+++ b/src/gallium/drivers/iris/iris_blit.c
@@ -98,8 +98,8 @@ iris_blit(struct pipe_context *ctx, const struct pipe_blit_info *info)
    bool mirror_y = false;
    enum blorp_filter filter;
 
-   if (info->dst.box.width == info->src.box.width &&
-       info->dst.box.height == info->src.box.height) {
+   if (abs(info->dst.box.width) == abs(info->src.box.width) &&
+       abs(info->dst.box.height) == abs(info->src.box.height)) {
       if (src_surf.surf->samples > 1 && dst_surf.surf->samples <= 1) {
          /* The OpenGL ES 3.2 specification, section 16.2.1, says:
           *