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authorEric Anholt <[email protected]>2011-06-09 17:04:12 -0700
committerEric Anholt <[email protected]>2011-06-14 11:17:39 -0700
commitb9fbb9df22ab8ef869730c8b5c1eb79f4f48038e (patch)
treea95a8ba1cb4d89cf01d7a1f33ef5f246fd21235d /src/mesa/drivers
parent56965aa007c2c6029204d617c0edcf142603e98d (diff)
intel: Fix miptree height alignment for compressed NPOT textures.
This is effectively just "round up when dividing by 4" compared to the previous code. Fixes the broken stripe at the top of fbo-generatemipmap-formats GL_EXT_texture_compression_rgtc.
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/intel/intel_tex_layout.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex_layout.c b/src/mesa/drivers/dri/intel/intel_tex_layout.c
index 91ee55e2237..9d8152375d8 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_layout.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_layout.c
@@ -97,11 +97,9 @@ void i945_miptree_layout_2d(struct intel_context *intel,
intel_miptree_set_level_info(mt, level, nr_images, x, y, width,
height, 1);
+ img_height = ALIGN(height, align_h);
if (mt->compressed)
- img_height = MAX2(1, height/4);
- else
- img_height = ALIGN(height, align_h);
-
+ img_height /= align_h;
/* Because the images are packed better, the final offset
* might not be the maximal one: