From: Marek Olšák <maraeo@gmail.com>
Date: Sun, 8 Aug 2010 16:21:53 +0000 (+0200)
Subject: r300g: do not allocate a zmask block for 3D textures and cubemaps
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=363b74f132a5a329fac25322f3c5c227c55b94a8;p=mesa.git

r300g: do not allocate a zmask block for 3D textures and cubemaps
---

diff --git a/src/gallium/drivers/r300/r300_hyperz.c b/src/gallium/drivers/r300/r300_hyperz.c
index 523d547ea93..3b0adc35846 100644
--- a/src/gallium/drivers/r300/r300_hyperz.c
+++ b/src/gallium/drivers/r300/r300_hyperz.c
@@ -338,6 +338,12 @@ void r300_zmask_alloc_block(struct r300_context *r300, struct r300_surface *surf
 
     tex = r300_texture(surf->base.texture);
 
+    /* We currently don't handle decompression for 3D textures and cubemaps
+     * correctly. */
+    if (tex->desc.b.b.target != PIPE_TEXTURE_1D &&
+        tex->desc.b.b.target != PIPE_TEXTURE_2D)
+        return;
+
     if (tex->zmask_mem[level])
         return;