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llvmpipe: Fix the bottom_edge_rule adjustment for points.

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The adjustment needs to be applied to the y coordinates and not the x
coordinates, just like the equivalent code for lines and triangles in
lp_setup_line.c and lp_setup_tri.c.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
This commit is contained in:
José Fonseca 2014-01-07 17:57:59 +00:00
parent 37de6b0682
commit eda21d2a30
1 changed files with 4 additions and 4 deletions
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8
src/gallium/drivers/llvmpipe/lp_setup_point.c
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@ -371,10 +371,10 @@ try_setup_point( struct lp_setup_context *setup,
*/ */
int adj = (setup->bottom_edge_rule != 0) ? 1 : 0; int adj = (setup->bottom_edge_rule != 0) ? 1 : 0;
bbox.x0 = (x0 + (FIXED_ONE-1) + adj) >> FIXED_ORDER; bbox.x0 = (x0 + (FIXED_ONE-1)) >> FIXED_ORDER;
bbox.x1 = (x0 + fixed_width + (FIXED_ONE-1) + adj) >> FIXED_ORDER; bbox.x1 = (x0 + fixed_width + (FIXED_ONE-1)) >> FIXED_ORDER;
bbox.y0 = (y0 + (FIXED_ONE-1)) >> FIXED_ORDER; bbox.y0 = (y0 + (FIXED_ONE-1) + adj) >> FIXED_ORDER;
bbox.y1 = (y0 + fixed_width + (FIXED_ONE-1)) >> FIXED_ORDER; bbox.y1 = (y0 + fixed_width + (FIXED_ONE-1) + adj) >> FIXED_ORDER;
/* Inclusive coordinates: /* Inclusive coordinates:
*/ */