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zink: Use u_default_get_sample_position

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Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Reviewed-by: Emma Anholt <emma@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22383>
This commit is contained in:
Alyssa Rosenzweig
2023-04-09 14:57:44 -04:00
committed by Marge Bot
parent 6b211e9b43
commit 43f9903d0c
1 changed files with 2 additions and 62 deletions
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src/gallium/drivers/zink/zink_context.c
+2 -62
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@@ -45,6 +45,7 @@
#include "util/format/u_format.h"
#include "util/u_helpers.h"
#include "util/u_inlines.h"
#include "util/u_sample_positions.h"
#include "util/u_string.h"
#include "util/u_thread.h"
#include "util/perf/u_trace.h"
@@ -1195,68 +1196,7 @@ zink_get_sample_position(struct pipe_context *ctx,
{
/* TODO: handle this I guess */
assert(zink_screen(ctx->screen)->info.props.limits.standardSampleLocations);
/* from 26.4. Multisampling */
switch (sample_count) {
case 0:
case 1: {
float pos[][2] = { {0.5,0.5}, };
out_value[0] = pos[sample_index][0];
out_value[1] = pos[sample_index][1];
break;
}
case 2: {
float pos[][2] = { {0.75,0.75},
{0.25,0.25}, };
out_value[0] = pos[sample_index][0];
out_value[1] = pos[sample_index][1];
break;
}
case 4: {
float pos[][2] = { {0.375, 0.125},
{0.875, 0.375},
{0.125, 0.625},
{0.625, 0.875}, };
out_value[0] = pos[sample_index][0];
out_value[1] = pos[sample_index][1];
break;
}
case 8: {
float pos[][2] = { {0.5625, 0.3125},
{0.4375, 0.6875},
{0.8125, 0.5625},
{0.3125, 0.1875},
{0.1875, 0.8125},
{0.0625, 0.4375},
{0.6875, 0.9375},
{0.9375, 0.0625}, };
out_value[0] = pos[sample_index][0];
out_value[1] = pos[sample_index][1];
break;
}
case 16: {
float pos[][2] = { {0.5625, 0.5625},
{0.4375, 0.3125},
{0.3125, 0.625},
{0.75, 0.4375},
{0.1875, 0.375},
{0.625, 0.8125},
{0.8125, 0.6875},
{0.6875, 0.1875},
{0.375, 0.875},
{0.5, 0.0625},
{0.25, 0.125},
{0.125, 0.75},
{0.0, 0.5},
{0.9375, 0.25},
{0.875, 0.9375},
{0.0625, 0.0}, };
out_value[0] = pos[sample_index][0];
out_value[1] = pos[sample_index][1];
break;
}
default:
unreachable("unhandled sample count!");
}
u_default_get_sample_position(ctx, sample_count, sample_index, out_value);
}
static void