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i965: Fix bit allocation for number of color regions for ARB_draw_buffers.

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If you used all 4 color targets we currently support, we would see 0
and end up just writing the first output.  Give enough bits that we
can do the maximum of 16.

Fixes piglit fbo-drawbuffers-maxtargets.
This commit is contained in:
Eric Anholt 2010-05-23 13:35:50 -07:00
parent fa552261ea
commit 08b42bc97d
1 changed files with 1 additions and 1 deletions
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src/mesa/drivers/dri/i965/brw_wm.h
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@ -67,7 +67,7 @@ struct brw_wm_prog_key {
GLuint flat_shade:1;
GLuint linear_color:1; /**< linear interpolation vs perspective interp */
GLuint runtime_check_aads_emit:1;
GLuint nr_color_regions:2;
GLuint nr_color_regions:5;
GLbitfield proj_attrib_mask; /**< one bit per fragment program attribute */
GLuint shadowtex_mask:16;