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llvmpipe: fixup multisample coverage masks for covered tiles

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For fully covered tiles just pass in the filled out mask.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4122>
This commit is contained in:
Dave Airlie 2020-03-21 07:16:35 +10:00 • committed by Marge Bot
parent 2d13591ba4
commit 8611a6b34b
2 changed files with 10 additions and 2 deletions
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6
src/gallium/drivers/llvmpipe/lp_rast.c
View file

@ -361,6 +361,10 @@ lp_rast_shade_tile(struct lp_rasterizer_task *task,
depth_sample_stride = scene->zsbuf.sample_stride;
}
uint64_t mask = 0;
for (unsigned i = 0; i < scene->fb_max_samples; i++)
mask |= (uint64_t)(0xffff) << (16 * i);
/* Propagate non-interpolated raster state. */
task->thread_data.raster_state.viewport_index = inputs->viewport_index;
@ -374,7 +378,7 @@ lp_rast_shade_tile(struct lp_rasterizer_task *task,
GET_DADY(inputs),
color,
depth,
(uint64_t)0xffff,
mask,
&task->thread_data,
stride,
depth_stride,

6
src/gallium/drivers/llvmpipe/lp_rast_priv.h
View file

@ -261,6 +261,10 @@ lp_rast_shade_quads_all( struct lp_rasterizer_task *task,
depth_stride = scene->zsbuf.stride;
}
uint64_t mask = 0;
for (unsigned i = 0; i < scene->fb_max_samples; i++)
mask |= (uint64_t)0xffff << (16 * i);
/*
* The rasterizer may produce fragments outside our
* allocated 4x4 blocks hence need to filter them out here.
@ -279,7 +283,7 @@ lp_rast_shade_quads_all( struct lp_rasterizer_task *task,
GET_DADY(inputs),
color,
depth,
(uint64_t)0xffff,
mask,
&task->thread_data,
stride,
depth_stride,