[Mesa-dev] [PATCH] i965: use mt->offset in intel_miptree_map_movntdqa().

Haixia Shi hshi at chromium.org
Tue Aug 2 23:17:49 UTC 2016


We need to include mt->offset in the calculation of src pointer because its
value may be non-zero, for example in a cubemap texture.

Signed-off-by: Haixia Shi <hshi at chromium.org>
Cc: Jason Ekstrand <jason.ekstrand at intel.com>
Cc: kenneth.w.graunke at intel.com
Cc: Chad Versace <chad at kiwitree.net>

Change-Id: I461ad5b204626d5a1c45611fc6b63735dcf29f63
---
 src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index a988221..a3d921f 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -2459,7 +2459,7 @@ intel_miptree_map_movntdqa(struct brw_context *brw,
    image_x += map->x;
    image_y += map->y;
 
-   void *src = intel_miptree_map_raw(brw, mt);
+   void *src = intel_miptree_map_raw(brw, mt) + mt->offset;
    if (!src)
       return;
    src += image_y * mt->pitch;
-- 
2.8.0.rc3.226.g39d4020



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