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gallium/u_tests: add texture_barrier and FBFETCH tests 

Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2018-01-10 13:35:39 +01:00
parent 022c5b22fe
commit 125c0529f3
1 changed files with 110 additions and 1 deletions
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111
src/gallium/auxiliary/util/u_tests.c
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@ -228,7 +228,7 @@ util_probe_rect_rgba_multi(struct pipe_context *ctx, struct pipe_resource *tex,
expected[e*4], expected[e*4+1],
expected[e*4+2], expected[e*4+3]);
printf("Got: %.3f, %.3f, %.3f, %.3f\n",
probe[0], probe[1], probe[2], probe[2]);
probe[0], probe[1], probe[2], probe[3]);
pass = false;
goto done;
}
@ -592,6 +592,113 @@ test_sync_file_fences(struct pipe_context *ctx)
util_report_result(pass);
}
static void
test_texture_barrier(struct pipe_context *ctx, bool use_fbfetch)
{
struct cso_context *cso;
struct pipe_resource *cb;
void *fs, *vs;
struct pipe_sampler_view *view = NULL;
const char *text;
if (!ctx->screen->get_param(ctx->screen, PIPE_CAP_TEXTURE_BARRIER)) {
util_report_result_helper(SKIP, "%s: %s", __func__,
use_fbfetch ? "FBFETCH" : "sampler");
return;
}
if (use_fbfetch &&
!ctx->screen->get_param(ctx->screen, PIPE_CAP_TGSI_FS_FBFETCH)) {
util_report_result_helper(SKIP, "%s: %s", __func__,
use_fbfetch ? "FBFETCH" : "sampler");
return;
}
cso = cso_create_context(ctx, 0);
cb = util_create_texture2d(ctx->screen, 256, 256,
PIPE_FORMAT_R8G8B8A8_UNORM);
util_set_common_states_and_clear(cso, ctx, cb);
if (use_fbfetch) {
/* Fragment shader. */
text = "FRAG\n"
"DCL OUT[0], COLOR[0]\n"
"DCL TEMP[0]\n"
"IMM[0] FLT32 { 0.1, 0.2, 0.3, 0.4}\n"
"FBFETCH TEMP[0], OUT[0]\n"
"ADD OUT[0], TEMP[0], IMM[0]\n"
"END\n";
} else {
struct pipe_sampler_view templ = {{0}};
templ.format = cb->format;
templ.target = cb->target;
templ.swizzle_r = PIPE_SWIZZLE_X;
templ.swizzle_g = PIPE_SWIZZLE_Y;
templ.swizzle_b = PIPE_SWIZZLE_Z;
templ.swizzle_a = PIPE_SWIZZLE_W;
view = ctx->create_sampler_view(ctx, cb, &templ);
ctx->set_sampler_views(ctx, PIPE_SHADER_FRAGMENT, 0, 1, &view);
/* Fragment shader. */
text = "FRAG\n"
"DCL SV[0], POSITION\n"
"DCL SAMP[0]\n"
"DCL SVIEW[0], 2D, FLOAT\n"
"DCL OUT[0], COLOR[0]\n"
"DCL TEMP[0]\n"
"IMM[0] FLT32 { 0.1, 0.2, 0.3, 0.4}\n"
"IMM[1] INT32 { 0, 0, 0, 0}\n"
"F2I TEMP[0].xy, SV[0].xyyy\n"
"MOV TEMP[0].z, IMM[1].xxxx\n"
"TXF TEMP[0], TEMP[0].xyzz, SAMP[0], 2D\n"
"ADD OUT[0], TEMP[0], IMM[0]\n"
"END\n";
}
struct tgsi_token tokens[1000];
struct pipe_shader_state state;
if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
util_report_result_helper(FAIL, "%s: %s", __func__,
use_fbfetch ? "FBFETCH" : "sampler");
return;
}
pipe_shader_state_from_tgsi(&state, tokens);
#if 0
tgsi_dump(state.tokens, 0);
#endif
fs = ctx->create_fs_state(ctx, &state);
cso_set_fragment_shader_handle(cso, fs);
/* Vertex shader. */
vs = util_set_passthrough_vertex_shader(cso, ctx, false);
for (int i = 0; i < 2; i++) {
ctx->texture_barrier(ctx,
use_fbfetch ? PIPE_TEXTURE_BARRIER_FRAMEBUFFER :
PIPE_TEXTURE_BARRIER_SAMPLER);
util_draw_fullscreen_quad(cso);
}
/* Probe pixels. */
static const float expected[] = {0.3, 0.5, 0.7, 0.9};
bool pass = util_probe_rect_rgba(ctx, cb, 0, 0,
cb->width0, cb->height0, expected);
/* Cleanup. */
cso_destroy_context(cso);
ctx->delete_vs_state(ctx, vs);
ctx->delete_fs_state(ctx, fs);
pipe_sampler_view_reference(&view, NULL);
pipe_resource_reference(&cb, NULL);
util_report_result_helper(pass, "%s: %s", __func__,
use_fbfetch ? "FBFETCH" : "sampler");
}
/**
* Run all tests. This should be run with a clean context after
* context_create.
@ -607,6 +714,8 @@ util_run_tests(struct pipe_screen *screen)
null_sampler_view(ctx, TGSI_TEXTURE_BUFFER);
util_test_constant_buffer(ctx, NULL);
test_sync_file_fences(ctx);
test_texture_barrier(ctx, false);
test_texture_barrier(ctx, true);
ctx->destroy(ctx);