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gallium/util: add a test for NULL fragment shaders

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Just to validate that radeonsi doesn't crash.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
This commit is contained in:
Marek Olšák 2015-10-22 22:14:53 +02:00
parent dd05824b89
commit d842d2f251
1 changed files with 38 additions and 0 deletions
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38
src/gallium/auxiliary/util/u_tests.c
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@ -450,6 +450,43 @@ null_constant_buffer(struct pipe_context *ctx)
util_report_result(pass);
}
static void
null_fragment_shader(struct pipe_context *ctx)
{
struct cso_context *cso;
struct pipe_resource *cb;
void *vs;
struct pipe_rasterizer_state rs = {0};
struct pipe_query *query;
union pipe_query_result qresult;
cso = cso_create_context(ctx);
cb = util_create_texture2d(ctx->screen, 256, 256,
PIPE_FORMAT_R8G8B8A8_UNORM);
util_set_common_states_and_clear(cso, ctx, cb);
/* No rasterization. */
rs.rasterizer_discard = 1;
cso_set_rasterizer(cso, &rs);
vs = util_set_passthrough_vertex_shader(cso, ctx, false);
query = ctx->create_query(ctx, PIPE_QUERY_PRIMITIVES_GENERATED, 0);
ctx->begin_query(ctx, query);
util_draw_fullscreen_quad(cso);
ctx->end_query(ctx, query);
ctx->get_query_result(ctx, query, true, &qresult);
/* Cleanup. */
cso_destroy_context(cso);
ctx->delete_vs_state(ctx, vs);
ctx->destroy_query(ctx, query);
pipe_resource_reference(&cb, NULL);
/* Check PRIMITIVES_GENERATED. */
util_report_result(qresult.u64 == 2);
}
/**
* Run all tests. This should be run with a clean context after
* context_create.
@ -459,6 +496,7 @@ util_run_tests(struct pipe_screen *screen)
{
struct pipe_context *ctx = screen->context_create(screen, NULL, 0);
null_fragment_shader(ctx);
tgsi_vs_window_space_position(ctx);
null_sampler_view(ctx, TGSI_TEXTURE_2D);
null_sampler_view(ctx, TGSI_TEXTURE_BUFFER);