diff options
author | Marek Olšák <[email protected]> | 2018-11-14 16:41:33 -0500 |
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committer | Marek Olšák <[email protected]> | 2018-11-20 18:50:48 -0500 |
commit | 0d17b685b1ff4c9ef03f5daacf99aac07a66bba5 (patch) | |
tree | ee6de00948f1f57643f845efd955d842e9aa03f5 /src/gallium/auxiliary/util/u_tests.c | |
parent | 3486fe655a2d62e42c8a9d0571df6dff753a9af6 (diff) |
gallium/u_tests: add a compute shader test that clears an image
Diffstat (limited to 'src/gallium/auxiliary/util/u_tests.c')
-rw-r--r-- | src/gallium/auxiliary/util/u_tests.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_tests.c b/src/gallium/auxiliary/util/u_tests.c index 59953dc70a4..cb930ee0d03 100644 --- a/src/gallium/auxiliary/util/u_tests.c +++ b/src/gallium/auxiliary/util/u_tests.c @@ -787,6 +787,81 @@ test_texture_barrier(struct pipe_context *ctx, bool use_fbfetch, util_report_result_helper(pass, name); } +static void +test_compute_clear_image(struct pipe_context *ctx) +{ + struct cso_context *cso; + struct pipe_resource *cb; + struct pipe_sampler_view *view = NULL; + const char *text; + + cso = cso_create_context(ctx, 0); + cb = util_create_texture2d(ctx->screen, 256, 256, + PIPE_FORMAT_R8G8B8A8_UNORM, 1); + + /* Compute shader. */ + text = "COMP\n" + "PROPERTY CS_FIXED_BLOCK_WIDTH 8\n" + "PROPERTY CS_FIXED_BLOCK_HEIGHT 8\n" + "PROPERTY CS_FIXED_BLOCK_DEPTH 1\n" + "DCL SV[0], THREAD_ID\n" + "DCL SV[1], BLOCK_ID\n" + "DCL IMAGE[0], 2D, PIPE_FORMAT_R8G8B8A8_UNORM, WR\n" + "DCL TEMP[0]\n" + "IMM[0] UINT32 { 8, 8, 0, 0}\n" + "IMM[1] FLT32 { 1, 0, 0, 0}\n" + + /* TEMP[0].xy = SV[1] * IMM[0] + SV[0]; */ + "UMAD TEMP[0].xy, SV[1], IMM[0], SV[0]\n" + "STORE IMAGE[0], TEMP[0], IMM[1], 2D, PIPE_FORMAT_R8G8B8A8_UNORM\n" + "END\n"; + + struct tgsi_token tokens[1000]; + if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) { + assert(0); + util_report_result(FAIL); + return; + } + + struct pipe_compute_state state = {}; + state.ir_type = PIPE_SHADER_IR_TGSI; + state.prog = tokens; + + void *compute_shader = ctx->create_compute_state(ctx, &state); + cso_set_compute_shader_handle(cso, compute_shader); + + /* Bind the image. */ + struct pipe_image_view image = {}; + image.resource = cb; + image.shader_access = image.access = PIPE_IMAGE_ACCESS_READ_WRITE; + image.format = cb->format; + + ctx->set_shader_images(ctx, PIPE_SHADER_COMPUTE, 0, 1, &image); + + /* Dispatch compute. */ + struct pipe_grid_info info = {}; + info.block[0] = 8; + info.block[1] = 8; + info.block[2] = 1; + info.grid[0] = cb->width0 / 8; + info.grid[1] = cb->height0 / 8; + info.grid[2] = 1; + + ctx->launch_grid(ctx, &info); + + /* Check pixels. */ + static const float expected[] = {1.0, 0.0, 0.0, 0.0}; + bool pass = util_probe_rect_rgba(ctx, cb, 0, 0, + cb->width0, cb->height0, expected); + + /* Cleanup. */ + cso_destroy_context(cso); + ctx->delete_compute_state(ctx, compute_shader); + pipe_resource_reference(&cb, NULL); + + util_report_result(pass); +} + /** * Run all tests. This should be run with a clean context after * context_create. @@ -808,6 +883,8 @@ util_run_tests(struct pipe_screen *screen) for (int i = 1; i <= 8; i = i * 2) test_texture_barrier(ctx, true, i); + test_compute_clear_image(ctx); + ctx->destroy(ctx); puts("Done. Exiting.."); |