Module: Mesa
Branch: master
Commit: 2ed24b2c317a38627bee8704064c7c362811eda0
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=2ed24b2c317a38627bee8704064c7c362811eda0
Author: Stéphane Marchesin <marc...@chromium.org>
Date: Sat Nov 22 00:09:24 2014 -0800
i915g: Fix maxlod computation.
Signed-off-by: Stéphane Marchesin <marc...@chromium.org>
---
src/gallium/drivers/i915/i915_state_sampler.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/i915/i915_state_sampler.c
b/src/gallium/drivers/i915/i915_state_sampler.c
index eb62479..c874361 100644
--- a/src/gallium/drivers/i915/i915_state_sampler.c
+++ b/src/gallium/drivers/i915/i915_state_sampler.c
@@ -304,11 +304,11 @@ static void update_map(struct i915_context *i915,
{
const struct pipe_resource *pt = &tex->b.b;
uint width = pt->width0, height = pt->height0, depth = pt->depth0;
- const uint num_levels = pt->last_level;
- uint format, pitch;
- unsigned max_lod = num_levels * 4;
int first_level = view->u.tex.first_level;
+ const uint num_levels = pt->last_level - first_level;
+ unsigned max_lod = num_levels * 4;
bool is_npot = (!util_is_power_of_two(pt->width0) ||
!util_is_power_of_two(pt->height0));
+ uint format, pitch;
/*
* This is a bit messy. i915 doesn't support NPOT with mipmaps, but we can
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