struct cso_context *cso_create_context( struct pipe_context *pipe )
{
struct cso_context *ctx = CALLOC_STRUCT(cso_context);
if (ctx == NULL)
goto out;
assert(PIPE_MAX_SAMPLERS == PIPE_MAX_VERTEX_SAMPLERS);
ctx->cache = cso_cache_create();
if (ctx->cache == NULL)
goto out;
cso_cache_set_sanitize_callback(ctx->cache,
sanitize_hash,
ctx);
ctx->pipe = pipe;
/* Enable for testing: */
if (0) cso_set_maximum_cache_size( ctx->cache, 4 );
return ctx;
out:
cso_destroy_context( ctx );
return NULL;
}
void vg_destroy_context(struct vg_context *ctx)
{
struct pipe_resource **cbuf = &ctx->mask.cbuf;
renderer_destroy(ctx->renderer);
shaders_cache_destroy(ctx->sc);
shader_destroy(ctx->shader);
paint_destroy(ctx->default_paint);
if (*cbuf)
pipe_resource_reference(cbuf, NULL);
if (ctx->mask.union_fs)
vg_shader_destroy(ctx, ctx->mask.union_fs);
if (ctx->mask.intersect_fs)
vg_shader_destroy(ctx, ctx->mask.intersect_fs);
if (ctx->mask.subtract_fs)
vg_shader_destroy(ctx, ctx->mask.subtract_fs);
if (ctx->mask.set_fs)
vg_shader_destroy(ctx, ctx->mask.set_fs);
cso_destroy_context(ctx->cso_context);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_PAINT]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_IMAGE]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_MASK]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_FONT]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_PATH]);
api_destroy_dispatch(ctx->dispatch);
FREE(ctx);
}
void
st_context_destroy(struct st_context *st_ctx)
{
unsigned i;
if(st_ctx) {
struct st_device *st_dev = st_ctx->st_dev;
if(st_ctx->cso) {
cso_delete_vertex_shader(st_ctx->cso, st_ctx->vs);
cso_delete_fragment_shader(st_ctx->cso, st_ctx->fs);
cso_destroy_context(st_ctx->cso);
}
if(st_ctx->pipe)
st_ctx->pipe->destroy(st_ctx->pipe);
for(i = 0; i < PIPE_MAX_SAMPLERS; ++i)
pipe_texture_reference(&st_ctx->sampler_textures[i], NULL);
pipe_texture_reference(&st_ctx->default_texture, NULL);
FREE(st_ctx);
st_device_reference(&st_dev, NULL);
}
}
void st_destroy_context( struct st_context *st )
{
struct pipe_context *pipe = st->pipe;
struct cso_context *cso = st->cso_context;
GLcontext *ctx = st->ctx;
GLuint i;
/* need to unbind and destroy CSO objects before anything else */
cso_release_all(st->cso_context);
st_reference_fragprog(st, &st->fp, NULL);
st_reference_vertprog(st, &st->vp, NULL);
/* release framebuffer surfaces */
for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
pipe_surface_reference(&st->state.framebuffer.cbufs[i], NULL);
}
pipe_surface_reference(&st->state.framebuffer.zsbuf, NULL);
_mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache);
_vbo_DestroyContext(st->ctx);
_mesa_free_context_data(ctx);
st_destroy_context_priv(st);
cso_destroy_context(cso);
pipe->destroy( pipe );
free(ctx);
}
int main()
{
struct program *program = calloc(1, sizeof(struct program));
struct pipe_loader_device **devs = NULL;
const int max_devices = 32;
int idev, ndev;
/* find & list graphic devices */
ndev = pipe_loader_probe(&program->dev, max_devices);
devs = &program->dev;
for (idev = 0; idev < ndev; idev++)
{
printf("driver name: %s; type: %d\n", devs[idev]->driver_name, devs[idev]->type);
}
/* init a pipe screen */
program->screen = pipe_loader_create_screen(devs[0], PIPE_SEARCH_DIR);
/* create the pipe driver context and cso context */
program->pipe = program->screen->context_create(program->screen, NULL);
program->cso = cso_create_context(program->pipe);
/* destroy */
cso_destroy_context(program->cso);
program->pipe->destroy(program->pipe);
program->screen->destroy(program->screen);
return 0;
}
XA_EXPORT void
xa_context_destroy(struct xa_context *r)
{
struct pipe_resource **vsbuf = &r->vs_const_buffer;
struct pipe_resource **fsbuf = &r->fs_const_buffer;
if (*vsbuf)
pipe_resource_reference(vsbuf, NULL);
if (*fsbuf)
pipe_resource_reference(fsbuf, NULL);
if (r->shaders) {
xa_shaders_destroy(r->shaders);
r->shaders = NULL;
}
xa_ctx_sampler_views_destroy(r);
if (r->cso) {
cso_release_all(r->cso);
cso_destroy_context(r->cso);
r->cso = NULL;
}
r->pipe->destroy(r->pipe);
}
void vg_destroy_context(struct vg_context *ctx)
{
struct pipe_resource **cbuf = &ctx->mask.cbuf;
struct pipe_resource **vsbuf = &ctx->vs_const_buffer;
util_destroy_blit(ctx->blit);
renderer_destroy(ctx->renderer);
shaders_cache_destroy(ctx->sc);
shader_destroy(ctx->shader);
paint_destroy(ctx->default_paint);
if (*cbuf)
pipe_resource_reference(cbuf, NULL);
if (*vsbuf)
pipe_resource_reference(vsbuf, NULL);
if (ctx->clear.fs) {
cso_delete_fragment_shader(ctx->cso_context, ctx->clear.fs);
ctx->clear.fs = NULL;
}
if (ctx->plain_vs) {
vg_shader_destroy(ctx, ctx->plain_vs);
ctx->plain_vs = NULL;
}
if (ctx->clear_vs) {
vg_shader_destroy(ctx, ctx->clear_vs);
ctx->clear_vs = NULL;
}
if (ctx->texture_vs) {
vg_shader_destroy(ctx, ctx->texture_vs);
ctx->texture_vs = NULL;
}
if (ctx->pass_through_depth_fs)
vg_shader_destroy(ctx, ctx->pass_through_depth_fs);
if (ctx->mask.union_fs)
vg_shader_destroy(ctx, ctx->mask.union_fs);
if (ctx->mask.intersect_fs)
vg_shader_destroy(ctx, ctx->mask.intersect_fs);
if (ctx->mask.subtract_fs)
vg_shader_destroy(ctx, ctx->mask.subtract_fs);
if (ctx->mask.set_fs)
vg_shader_destroy(ctx, ctx->mask.set_fs);
cso_release_all(ctx->cso_context);
cso_destroy_context(ctx->cso_context);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_PAINT]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_IMAGE]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_MASK]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_FONT]);
cso_hash_delete(ctx->owned_objects[VG_OBJECT_PATH]);
api_destroy_dispatch(ctx->dispatch);
FREE(ctx);
}
void
util_test_constant_buffer(struct pipe_context *ctx,
struct pipe_resource *constbuf)
{
struct cso_context *cso;
struct pipe_resource *cb;
void *fs, *vs;
bool pass = true;
static const float zero[] = {0, 0, 0, 0};
cso = cso_create_context(ctx, 0);
cb = util_create_texture2d(ctx->screen, 256, 256,
PIPE_FORMAT_R8G8B8A8_UNORM, 0);
util_set_common_states_and_clear(cso, ctx, cb);
pipe_set_constant_buffer(ctx, PIPE_SHADER_FRAGMENT, 0, constbuf);
/* Fragment shader. */
{
static const char *text = /* I don't like ureg... */
"FRAG\n"
"DCL CONST[0][0]\n"
"DCL OUT[0], COLOR\n"
"MOV OUT[0], CONST[0][0]\n"
"END\n";
struct tgsi_token tokens[1000];
struct pipe_shader_state state;
if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
puts("Can't compile a fragment shader.");
util_report_result(FAIL);
return;
}
pipe_shader_state_from_tgsi(&state, tokens);
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);
util_draw_fullscreen_quad(cso);
/* Probe pixels. */
pass = pass && util_probe_rect_rgba(ctx, cb, 0, 0, cb->width0,
cb->height0, zero);
/* Cleanup. */
cso_destroy_context(cso);
ctx->delete_vs_state(ctx, vs);
ctx->delete_fs_state(ctx, fs);
pipe_resource_reference(&cb, NULL);
util_report_result(pass);
}
static void
null_sampler_view(struct pipe_context *ctx, unsigned tgsi_tex_target)
{
struct cso_context *cso;
struct pipe_resource *cb;
void *fs, *vs;
bool pass = true;
/* 2 expected colors: */
static const float expected_tex[] = {0, 0, 0, 1,
0, 0, 0, 0};
static const float expected_buf[] = {0, 0, 0, 0};
const float *expected = tgsi_tex_target == TGSI_TEXTURE_BUFFER ?
expected_buf : expected_tex;
unsigned num_expected = tgsi_tex_target == TGSI_TEXTURE_BUFFER ? 1 : 2;
if (tgsi_tex_target == TGSI_TEXTURE_BUFFER &&
!ctx->screen->get_param(ctx->screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) {
util_report_result_helper(SKIP, "%s: %s", __func__,
tgsi_texture_names[tgsi_tex_target]);
return;
}
cso = cso_create_context(ctx, 0);
cb = util_create_texture2d(ctx->screen, 256, 256,
PIPE_FORMAT_R8G8B8A8_UNORM, 0);
util_set_common_states_and_clear(cso, ctx, cb);
ctx->set_sampler_views(ctx, PIPE_SHADER_FRAGMENT, 0, 1, NULL);
/* Fragment shader. */
fs = util_make_fragment_tex_shader(ctx, tgsi_tex_target,
TGSI_INTERPOLATE_LINEAR,
TGSI_RETURN_TYPE_FLOAT,
TGSI_RETURN_TYPE_FLOAT, false, false);
cso_set_fragment_shader_handle(cso, fs);
/* Vertex shader. */
vs = util_set_passthrough_vertex_shader(cso, ctx, false);
util_draw_fullscreen_quad(cso);
/* Probe pixels. */
pass = pass && util_probe_rect_rgba_multi(ctx, cb, 0, 0,
cb->width0, cb->height0, expected,
num_expected);
/* Cleanup. */
cso_destroy_context(cso);
ctx->delete_vs_state(ctx, vs);
ctx->delete_fs_state(ctx, fs);
pipe_resource_reference(&cb, NULL);
util_report_result_helper(pass, "%s: %s", __func__,
tgsi_texture_names[tgsi_tex_target]);
}
/**
* Test TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION.
*
* The viewport state is set as usual, but it should have no effect.
* Clipping should also be disabled.
*
* POSITION.xyz should already be multiplied by 1/w and POSITION.w should
* contain 1/w. By setting w=0, we can test that POSITION.xyz isn't
* multiplied by 1/w (otherwise nothing would be rendered).
*
* TODO: Whether the value of POSITION.w is correctly interpreted as 1/w
* during perspective interpolation is not tested.
*/
static void
tgsi_vs_window_space_position(struct pipe_context *ctx)
{
struct cso_context *cso;
struct pipe_resource *cb;
void *fs, *vs;
bool pass = true;
static const float red[] = {1, 0, 0, 1};
if (!ctx->screen->get_param(ctx->screen,
PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION)) {
util_report_result(SKIP);
return;
}
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);
/* Fragment shader. */
fs = util_make_fragment_passthrough_shader(ctx, TGSI_SEMANTIC_GENERIC,
TGSI_INTERPOLATE_LINEAR, TRUE);
cso_set_fragment_shader_handle(cso, fs);
/* Vertex shader. */
vs = util_set_passthrough_vertex_shader(cso, ctx, true);
/* Draw. */
{
static float vertices[] = {
0, 0, 0, 0, 1, 0, 0, 1,
0, 256, 0, 0, 1, 0, 0, 1,
256, 256, 0, 0, 1, 0, 0, 1,
256, 0, 0, 0, 1, 0, 0, 1,
};
util_set_interleaved_vertex_elements(cso, 2);
util_draw_user_vertex_buffer(cso, vertices, PIPE_PRIM_QUADS, 4, 2);
}
/* Probe pixels. */
pass = pass && util_probe_rect_rgba(ctx, cb, 0, 0,
cb->width0, cb->height0, red);
/* Cleanup. */
cso_destroy_context(cso);
ctx->delete_vs_state(ctx, vs);
ctx->delete_fs_state(ctx, fs);
pipe_resource_reference(&cb, NULL);
util_report_result(pass);
}
struct cso_context *cso_create_context( struct pipe_context *pipe )
{
struct cso_context *ctx = CALLOC_STRUCT(cso_context);
if (!ctx)
goto out;
ctx->cache = cso_cache_create();
if (ctx->cache == NULL)
goto out;
cso_cache_set_sanitize_callback(ctx->cache,
sanitize_hash,
ctx);
ctx->pipe = pipe;
ctx->sample_mask = ~0;
ctx->aux_vertex_buffer_index = 0; /* 0 for now */
cso_init_vbuf(ctx);
/* Enable for testing: */
if (0) cso_set_maximum_cache_size( ctx->cache, 4 );
if (pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_GEOMETRY,
PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
ctx->has_geometry_shader = TRUE;
}
if (pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_TESS_CTRL,
PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
ctx->has_tessellation = TRUE;
}
if (pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_COMPUTE,
PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
int supported_irs =
pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_COMPUTE,
PIPE_SHADER_CAP_SUPPORTED_IRS);
if (supported_irs & (1 << PIPE_SHADER_IR_TGSI)) {
ctx->has_compute_shader = TRUE;
}
}
if (pipe->screen->get_param(pipe->screen,
PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS) != 0) {
ctx->has_streamout = TRUE;
}
return ctx;
out:
cso_destroy_context( ctx );
return NULL;
}
void st_destroy_context( struct st_context *st )
{
struct pipe_context *pipe = st->pipe;
struct cso_context *cso = st->cso_context;
struct gl_context *ctx = st->ctx;
GLuint i;
_mesa_HashWalk(ctx->Shared->TexObjects, destroy_tex_sampler_cb, st);
/* need to unbind and destroy CSO objects before anything else */
cso_release_all(st->cso_context);
st_reference_fragprog(st, &st->fp, NULL);
st_reference_geomprog(st, &st->gp, NULL);
st_reference_vertprog(st, &st->vp, NULL);
/* release framebuffer surfaces */
for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
pipe_surface_reference(&st->state.framebuffer.cbufs[i], NULL);
}
pipe_surface_reference(&st->state.framebuffer.zsbuf, NULL);
pipe->set_index_buffer(pipe, NULL);
for (i = 0; i < PIPE_SHADER_TYPES; i++) {
pipe->set_constant_buffer(pipe, i, 0, NULL);
}
_mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache);
_vbo_DestroyContext(st->ctx);
st_destroy_program_variants(st);
_mesa_free_context_data(ctx);
/* This will free the st_context too, so 'st' must not be accessed
* afterwards. */
st_destroy_context_priv(st);
st = NULL;
cso_destroy_context(cso);
pipe->destroy( pipe );
free(ctx);
}
static void close_prog(struct program *p)
{
/* unset all state */
cso_release_all(p->cso);
p->pipe->delete_vs_state(p->pipe, p->vs);
p->pipe->delete_fs_state(p->pipe, p->fs);
pipe_surface_reference(&p->framebuffer.cbufs[0], NULL);
pipe_resource_reference(&p->target, NULL);
pipe_resource_reference(&p->vbuf, NULL);
cso_destroy_context(p->cso);
p->pipe->destroy(p->pipe);
p->screen->destroy(p->screen);
pipe_loader_release(&p->dev, 1);
FREE(p);
}
void renderer_destroy(struct xorg_renderer *r)
{
struct pipe_constant_buffer *vsbuf = &r->vs_const_buffer;
struct pipe_constant_buffer *fsbuf = &r->fs_const_buffer;
if (vsbuf && vsbuf->buffer)
pipe_buffer_reference(&vsbuf->buffer, NULL);
if (fsbuf && fsbuf->buffer)
pipe_buffer_reference(&fsbuf->buffer, NULL);
if (r->shaders) {
xorg_shaders_destroy(r->shaders);
r->shaders = NULL;
}
if (r->cso) {
cso_release_all(r->cso);
cso_destroy_context(r->cso);
r->cso = NULL;
}
}
struct cso_context *cso_create_context( struct pipe_context *pipe )
{
struct cso_context *ctx = CALLOC_STRUCT(cso_context);
if (ctx == NULL)
goto out;
ctx->cache = cso_cache_create();
if (ctx->cache == NULL)
goto out;
cso_cache_set_sanitize_callback(ctx->cache,
sanitize_hash,
ctx);
ctx->pipe = pipe;
ctx->sample_mask_saved = ~0;
ctx->aux_vertex_buffer_index = 0; /* 0 for now */
cso_init_vbuf(ctx);
/* Enable for testing: */
if (0) cso_set_maximum_cache_size( ctx->cache, 4 );
if (pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_GEOMETRY,
PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
ctx->has_geometry_shader = TRUE;
}
if (pipe->screen->get_param(pipe->screen,
PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS) != 0) {
ctx->has_streamout = TRUE;
}
return ctx;
out:
cso_destroy_context( ctx );
return NULL;
}
void
xa_context_destroy(struct xa_context *r)
{
struct pipe_resource **vsbuf = &r->vs_const_buffer;
struct pipe_resource **fsbuf = &r->fs_const_buffer;
if (*vsbuf)
pipe_resource_reference(vsbuf, NULL);
if (*fsbuf)
pipe_resource_reference(fsbuf, NULL);
if (r->shaders) {
xa_shaders_destroy(r->shaders);
r->shaders = NULL;
}
if (r->cso) {
cso_release_all(r->cso);
cso_destroy_context(r->cso);
r->cso = NULL;
}
}
static void close_prog(struct program *p)
{
/* unset bound textures as well */
cso_set_fragment_sampler_views(p->cso, 0, NULL);
/* unset all state */
cso_release_all(p->cso);
p->pipe->delete_vs_state(p->pipe, p->vs);
p->pipe->delete_fs_state(p->pipe, p->fs);
pipe_surface_reference(&p->framebuffer.cbufs[0], NULL);
pipe_sampler_view_reference(&p->view, NULL);
pipe_resource_reference(&p->target, NULL);
pipe_resource_reference(&p->tex, NULL);
pipe_resource_reference(&p->vbuf, NULL);
cso_destroy_context(p->cso);
p->pipe->destroy(p->pipe);
p->screen->destroy(p->screen);
FREE(p);
}
static void
st_destroy_context_priv(struct st_context *st)
{
uint shader, i;
st_destroy_atoms( st );
st_destroy_draw( st );
st_destroy_clear(st);
st_destroy_bitmap(st);
st_destroy_drawpix(st);
st_destroy_drawtex(st);
st_destroy_perfmon(st);
st_destroy_pbo_upload(st);
for (shader = 0; shader < ARRAY_SIZE(st->state.sampler_views); shader++) {
for (i = 0; i < ARRAY_SIZE(st->state.sampler_views[0]); i++) {
pipe_sampler_view_release(st->pipe,
&st->state.sampler_views[shader][i]);
}
}
if (st->default_texture) {
st->ctx->Driver.DeleteTexture(st->ctx, st->default_texture);
st->default_texture = NULL;
}
u_upload_destroy(st->uploader);
if (st->indexbuf_uploader) {
u_upload_destroy(st->indexbuf_uploader);
}
if (st->constbuf_uploader) {
u_upload_destroy(st->constbuf_uploader);
}
cso_destroy_context(st->cso_context);
free( st );
}
void st_destroy_context( struct st_context *st )
{
struct pipe_context *pipe = st->pipe;
struct cso_context *cso = st->cso_context;
GLcontext *ctx = st->ctx;
/* need to unbind and destroy CSO objects before anything else */
cso_release_all(st->cso_context);
st_reference_fragprog(st, &st->fp, NULL);
st_reference_vertprog(st, &st->vp, NULL);
_mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache);
_mesa_free_context_data(ctx);
st_destroy_context_priv(st);
cso_destroy_context(cso);
pipe->destroy( pipe );
free(ctx);
}
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);
}
static void
test_sync_file_fences(struct pipe_context *ctx)
{
struct pipe_screen *screen = ctx->screen;
bool pass = true;
enum pipe_fd_type fd_type = PIPE_FD_TYPE_NATIVE_SYNC;
if (!screen->get_param(screen, PIPE_CAP_NATIVE_FENCE_FD))
return;
struct cso_context *cso = cso_create_context(ctx, 0);
struct pipe_resource *buf =
pipe_buffer_create(screen, 0, PIPE_USAGE_DEFAULT, 1024 * 1024);
struct pipe_resource *tex =
util_create_texture2d(screen, 4096, 1024, PIPE_FORMAT_R8_UNORM, 0);
struct pipe_fence_handle *buf_fence = NULL, *tex_fence = NULL;
/* Run 2 clears, get fencess. */
uint32_t value = 0;
ctx->clear_buffer(ctx, buf, 0, buf->width0, &value, sizeof(value));
ctx->flush(ctx, &buf_fence, PIPE_FLUSH_FENCE_FD);
struct pipe_box box;
u_box_2d(0, 0, tex->width0, tex->height0, &box);
ctx->clear_texture(ctx, tex, 0, &box, &value);
ctx->flush(ctx, &tex_fence, PIPE_FLUSH_FENCE_FD);
pass = pass && buf_fence && tex_fence;
/* Export fences. */
int buf_fd = screen->fence_get_fd(screen, buf_fence);
int tex_fd = screen->fence_get_fd(screen, tex_fence);
pass = pass && buf_fd >= 0 && tex_fd >= 0;
/* Merge fences. */
int merged_fd = sync_merge("test", buf_fd, tex_fd);
pass = pass && merged_fd >= 0;
/* (Re)import all fences. */
struct pipe_fence_handle *re_buf_fence = NULL, *re_tex_fence = NULL;
struct pipe_fence_handle *merged_fence = NULL;
ctx->create_fence_fd(ctx, &re_buf_fence, buf_fd, fd_type);
ctx->create_fence_fd(ctx, &re_tex_fence, tex_fd, fd_type);
ctx->create_fence_fd(ctx, &merged_fence, merged_fd, fd_type);
pass = pass && re_buf_fence && re_tex_fence && merged_fence;
/* Run another clear after waiting for everything. */
struct pipe_fence_handle *final_fence = NULL;
ctx->fence_server_sync(ctx, merged_fence);
value = 0xff;
ctx->clear_buffer(ctx, buf, 0, buf->width0, &value, sizeof(value));
ctx->flush(ctx, &final_fence, PIPE_FLUSH_FENCE_FD);
pass = pass && final_fence;
/* Wait for the last fence. */
int final_fd = screen->fence_get_fd(screen, final_fence);
pass = pass && final_fd >= 0;
pass = pass && sync_wait(final_fd, -1) == 0;
/* Check that all fences are signalled. */
pass = pass && sync_wait(buf_fd, 0) == 0;
pass = pass && sync_wait(tex_fd, 0) == 0;
pass = pass && sync_wait(merged_fd, 0) == 0;
pass = pass && screen->fence_finish(screen, NULL, buf_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, tex_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, re_buf_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, re_tex_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, merged_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, final_fence, 0);
/* Cleanup. */
#ifndef PIPE_OS_WINDOWS
if (buf_fd >= 0)
close(buf_fd);
if (tex_fd >= 0)
close(tex_fd);
if (merged_fd >= 0)
close(merged_fd);
if (final_fd >= 0)
close(final_fd);
#endif
screen->fence_reference(screen, &buf_fence, NULL);
screen->fence_reference(screen, &tex_fence, NULL);
screen->fence_reference(screen, &re_buf_fence, NULL);
screen->fence_reference(screen, &re_tex_fence, NULL);
screen->fence_reference(screen, &merged_fence, NULL);
screen->fence_reference(screen, &final_fence, NULL);
cso_destroy_context(cso);
pipe_resource_reference(&buf, NULL);
pipe_resource_reference(&tex, NULL);
util_report_result(pass);
}
static void
test_texture_barrier(struct pipe_context *ctx, bool use_fbfetch,
unsigned num_samples)
{
struct cso_context *cso;
struct pipe_resource *cb;
struct pipe_sampler_view *view = NULL;
char name[256];
const char *text;
assert(num_samples >= 1 && num_samples <= 8);
util_snprintf(name, sizeof(name), "%s: %s, %u samples", __func__,
use_fbfetch ? "FBFETCH" : "sampler", MAX2(num_samples, 1));
if (!ctx->screen->get_param(ctx->screen, PIPE_CAP_TEXTURE_BARRIER)) {
util_report_result_helper(SKIP, name);
return;
}
if (use_fbfetch &&
!ctx->screen->get_param(ctx->screen, PIPE_CAP_TGSI_FS_FBFETCH)) {
util_report_result_helper(SKIP, name);
return;
}
cso = cso_create_context(ctx, 0);
cb = util_create_texture2d(ctx->screen, 256, 256,
PIPE_FORMAT_R8G8B8A8_UNORM, num_samples);
util_set_common_states_and_clear(cso, ctx, cb);
/* Clear each sample to a different value. */
if (num_samples > 1) {
void *fs =
util_make_fragment_passthrough_shader(ctx, TGSI_SEMANTIC_GENERIC,
TGSI_INTERPOLATE_LINEAR, TRUE);
cso_set_fragment_shader_handle(cso, fs);
/* Vertex shader. */
void *vs = util_set_passthrough_vertex_shader(cso, ctx, false);
for (unsigned i = 0; i < num_samples / 2; i++) {
float value;
/* 2 consecutive samples should have the same color to test MSAA
* compression properly.
*/
if (num_samples == 2) {
value = 0.1;
} else {
/* The average value must be 0.1 */
static const float values[] = {
0.0, 0.2, 0.05, 0.15
};
value = values[i];
}
ctx->set_sample_mask(ctx, 0x3 << (i * 2));
util_draw_fullscreen_quad_fill(cso, value, value, value, value);
}
ctx->set_sample_mask(ctx, ~0);
cso_set_vertex_shader_handle(cso, NULL);
cso_set_fragment_shader_handle(cso, NULL);
ctx->delete_vs_state(ctx, vs);
ctx->delete_fs_state(ctx, fs);
}
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. */
if (num_samples > 1) {
text = "FRAG\n"
"DCL SV[0], POSITION\n"
"DCL SV[1], SAMPLEID\n"
"DCL SAMP[0]\n"
"DCL SVIEW[0], 2D_MSAA, FLOAT\n"
"DCL OUT[0], COLOR[0]\n"
"DCL TEMP[0]\n"
"IMM[0] FLT32 { 0.1, 0.2, 0.3, 0.4}\n"
"F2I TEMP[0].xy, SV[0].xyyy\n"
"MOV TEMP[0].w, SV[1].xxxx\n"
"TXF TEMP[0], TEMP[0], SAMP[0], 2D_MSAA\n"
"ADD OUT[0], TEMP[0], IMM[0]\n"
"END\n";
} else {
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].zw, IMM[1]\n"
"TXF TEMP[0], TEMP[0], 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, name);
return;
}
pipe_shader_state_from_tgsi(&state, tokens);
void *fs = ctx->create_fs_state(ctx, &state);
cso_set_fragment_shader_handle(cso, fs);
/* Vertex shader. */
void *vs = util_set_passthrough_vertex_shader(cso, ctx, false);
if (num_samples > 1 && !use_fbfetch)
ctx->set_min_samples(ctx, num_samples);
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);
}
if (num_samples > 1 && !use_fbfetch)
ctx->set_min_samples(ctx, 1);
/* Probe pixels.
*
* For single sample:
* result = 0.1 (clear) + (0.1, 0.2, 0.3, 0.4) * 2 = (0.3, 0.5, 0.7, 0.9)
*
* For MSAA 4x:
* sample0 = 0.0 (clear) + (0.1, 0.2, 0.3, 0.4) * 2 = (0.2, 0.4, 0.6, 0.8)
* sample1 = sample0
* sample2 = 0.2 (clear) + (0.1, 0.2, 0.3, 0.4) * 2 = (0.4, 0.6, 0.8, 1.0)
* sample3 = sample2
* resolved = sum(sample[0:3]) / 4 = (0.3, 0.5, 0.7, 0.9)
*/
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, name);
}