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gallium: Add a unit test for util_can_blit_via_copy_region().

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Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20594>
This commit is contained in:
Emma Anholt
2023-01-09 13:29:13 -08:00
committed by Marge Bot
parent 29adbb132f
commit 673837bb8b
2 changed files with 85 additions and 0 deletions
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14
src/gallium/auxiliary/meson.build
View File

@@ -508,6 +508,20 @@ libgallium = static_library(
build_by_default : false
)
if with_tests
test('gallium-aux',
executable(
'gallium-aux',
'util/u_surface_test.cpp',
include_directories : [inc_include, inc_src, inc_mapi, inc_mesa, inc_gallium, inc_gallium_aux],
link_with: libgallium,
dependencies : [idep_gtest],
),
suite: 'gallium',
protocol : gtest_test_protocol,
)
endif
libgalliumvl_stub = static_library(
'galliumvl_stub',
'vl/vl_stubs.c',

71
src/gallium/auxiliary/util/u_surface_test.cpp Normal file
View File

@@ -0,0 +1,71 @@
/* SPDX-License-Identifier: MIT */
#include "u_box.h"
#include "u_surface.h"
#include <gtest/gtest.h>
struct pipe_resource
test_resource_with_format(pipe_format f)
{
struct pipe_resource rsc;
memset(&rsc, 0, sizeof(rsc));
rsc.width0 = 1;
rsc.height0 = 1;
rsc.depth0 = 1;
rsc.format = f;
return rsc;
}
static struct pipe_blit_info
test_blit_with_formats(struct pipe_resource *src, pipe_format src_format,
struct pipe_resource *dst, pipe_format dst_format)
{
struct pipe_blit_info info;
memset(&info, 0, sizeof(info));
info.dst.resource = dst;
info.dst.format = dst_format;
info.src.resource = src;
info.src.format = src_format;
info.mask = PIPE_MASK_RGBA;
info.filter = PIPE_TEX_FILTER_NEAREST;
info.scissor_enable = false;
info.alpha_blend = false,
u_box_2d(0, 0, src->width0, src->height0, &info.src.box);
u_box_2d(0, 0, dst->width0, dst->height0, &info.dst.box);
return info;
}
TEST(util_can_blit_via_copy_region, formats)
{
struct pipe_resource src_rgba8_unorm = test_resource_with_format(PIPE_FORMAT_R8G8B8A8_UNORM);
struct pipe_resource dst_rgba8_unorm = test_resource_with_format(PIPE_FORMAT_R8G8B8A8_UNORM);
struct pipe_resource src_rgbx8_unorm = test_resource_with_format(PIPE_FORMAT_R8G8B8X8_UNORM);
struct pipe_resource dst_rgbx8_unorm = test_resource_with_format(PIPE_FORMAT_R8G8B8X8_UNORM);
/* Same-format blit should pass */
struct pipe_blit_info rgba8_unorm_rgba8_unorm_blit = test_blit_with_formats(&src_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_UNORM,
&dst_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_UNORM);
ASSERT_TRUE(util_can_blit_via_copy_region(&rgba8_unorm_rgba8_unorm_blit, false, false));
/* Blit that should do sRGB encoding should fail. */
struct pipe_blit_info rgba8_unorm_rgba8_srgb_blit = test_blit_with_formats(&src_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_UNORM,
&dst_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_SRGB);
ASSERT_FALSE(util_can_blit_via_copy_region(&rgba8_unorm_rgba8_srgb_blit, false, false));
/* RGBA->RGBX is fine, since A is ignored. */
struct pipe_blit_info rgba8_unorm_rgbx8_unorm_blit = test_blit_with_formats(&src_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_UNORM,
&dst_rgbx8_unorm, PIPE_FORMAT_R8G8B8X8_UNORM);
ASSERT_TRUE(util_can_blit_via_copy_region(&rgba8_unorm_rgbx8_unorm_blit, false, false));
/* RGBX->RGBA is invalid, since src A is undefined. */
struct pipe_blit_info rgbx8_unorm_rgba8_unorm_blit = test_blit_with_formats(&src_rgbx8_unorm, PIPE_FORMAT_R8G8B8X8_UNORM,
&dst_rgba8_unorm, PIPE_FORMAT_R8G8B8A8_UNORM);
ASSERT_FALSE(util_can_blit_via_copy_region(&rgbx8_unorm_rgba8_unorm_blit, false, false));
}