diff options
| author | Kurt Roeckx <[email protected]> | 2012-03-02 17:31:23 -0800 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2012-03-02 17:32:15 -0800 |
| commit | 489ac8e73a2432d29597a62cd83f09b9d1848533 (patch) | |
| tree | 215928c8ec47ba32d1332f6b73687de616054f41 /src/mesa | |
| parent | 024ece7523f1735d2fca0067c0a3bdcf53fde8f9 (diff) | |
i915: Fix i830 polygon stipple from PBOs.
This is a direct port of the i915 patch in
a856da63247a4b403f6350914f732e14d1530ed1.
Fixes glean's pbo test.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41372
Reviewed-by: Eric Anholt <[email protected]>
NOTE: This is a candidate for release branches.
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i830_state.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_state.c b/src/mesa/drivers/dri/i915/i830_state.c index c6f1b038e32..ea6e0beaeab 100644 --- a/src/mesa/drivers/dri/i915/i830_state.c +++ b/src/mesa/drivers/dri/i915/i830_state.c @@ -476,7 +476,7 @@ static void i830PolygonStipple(struct gl_context * ctx, const GLubyte * mask) { struct i830_context *i830 = i830_context(ctx); - const GLubyte *m = mask; + const GLubyte *m; GLubyte p[4]; int i, j, k; int active = (ctx->Polygon.StippleFlag && @@ -488,6 +488,12 @@ i830PolygonStipple(struct gl_context * ctx, const GLubyte * mask) i830->state.Stipple[I830_STPREG_ST1] &= ~ST1_ENABLE; } + /* Use the already unpacked stipple data from the context rather than the + * uninterpreted mask passed in. + */ + mask = (const GLubyte *)ctx->PolygonStipple; + m = mask; + p[0] = mask[12] & 0xf; p[0] |= p[0] << 4; p[1] = mask[8] & 0xf; |