/* This head-up display module can draw transparent graphs on top of what
* the app is rendering, visualizing various data like framerate, cpu load,
- * performance counters, etc. It can be hook up into any state tracker.
+ * performance counters, etc. It can be hook up into any gallium frontend.
*
* The HUD is controlled with the GALLIUM_HUD environment variable.
* Set GALLIUM_HUD=help for more info.
#include "cso_cache/cso_context.h"
#include "util/u_draw_quad.h"
-#include "util/u_format.h"
+#include "util/format/u_format.h"
#include "util/u_inlines.h"
#include "util/u_memory.h"
#include "util/u_math.h"
/* Control the visibility of all HUD contexts */
static boolean huds_visible = TRUE;
+static int hud_scale = 1;
#ifdef PIPE_OS_UNIX
struct cso_context *cso = hud->cso;
unsigned size = num_vertices * hud->color_prims.vbuf.stride;
- assert(size <= hud->color_prims.buffer_size);
+ /* If a recording context is inactive, don't draw anything. */
+ if (size > hud->color_prims.buffer_size)
+ return;
+
memcpy(hud->color_prims.vertices, buffer, size);
hud->constants.color[0] = r;
hud->constants.color[1] = g;
hud->constants.color[2] = b;
hud->constants.color[3] = a;
- hud->constants.translate[0] = (float) xoffset;
- hud->constants.translate[1] = (float) yoffset;
- hud->constants.scale[0] = 1;
- hud->constants.scale[1] = yscale;
+ hud->constants.translate[0] = (float) (xoffset * hud_scale);
+ hud->constants.translate[1] = (float) (yoffset * hud_scale);
+ hud->constants.scale[0] = hud_scale;
+ hud->constants.scale[1] = yscale * hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
- cso_set_vertex_buffers(cso, cso_get_aux_vertex_buffer_slot(cso),
- 1, &hud->color_prims.vbuf);
+ cso_set_vertex_buffers(cso, 0, 1, &hud->color_prims.vbuf);
cso_set_fragment_shader_handle(hud->cso, hud->fs_color);
cso_draw_arrays(cso, prim, 0, num_vertices);
va_list ap;
va_start(ap, str);
- util_vsnprintf(buf, sizeof(buf), str, ap);
+ vsnprintf(buf, sizeof(buf), str, ap);
va_end(ap);
if (!*s)
static const char *volt_units[] = {" mV", " V"};
static const char *amp_units[] = {" mA", " A"};
static const char *watt_units[] = {" mW", " W"};
+ static const char *float_units[] = {""};
const char **units;
unsigned max_unit;
max_unit = ARRAY_SIZE(temperature_units)-1;
units = temperature_units;
break;
+ case PIPE_DRIVER_QUERY_TYPE_FLOAT:
+ max_unit = ARRAY_SIZE(float_units)-1;
+ units = float_units;
+ break;
case PIPE_DRIVER_QUERY_TYPE_PERCENTAGE:
max_unit = ARRAY_SIZE(percent_units)-1;
units = percent_units;
hud->whitelines.num_vertices += num/2;
}
+static void
+hud_pane_accumulate_vertices_simple(struct hud_context *hud,
+ const struct hud_pane *pane)
+{
+ struct hud_graph *gr;
+ unsigned i;
+ char str[32];
+
+ /* draw info below the pane */
+ i = 0;
+ LIST_FOR_EACH_ENTRY(gr, &pane->graph_list, head) {
+ unsigned x = pane->x1;
+ unsigned y = pane->y_simple + i*hud->font.glyph_height;
+
+ number_to_human_readable(gr->current_value, pane->type, str);
+ hud_draw_string(hud, x, y, "%s: %s", gr->name, str);
+ i++;
+ }
+}
+
static void
hud_pane_draw_colored_objects(struct hud_context *hud,
const struct hud_pane *pane)
cso_set_tesseval_shader_handle(cso, NULL);
cso_set_geometry_shader_handle(cso, NULL);
cso_set_vertex_shader_handle(cso, hud->vs);
- cso_set_vertex_elements(cso, 2, hud->velems);
+ cso_set_vertex_elements(cso, &hud->velems);
cso_set_render_condition(cso, NULL, FALSE, 0);
cso_set_sampler_views(cso, PIPE_SHADER_FRAGMENT, 1,
&hud->font_sampler_view);
hud->constants.color[3] = 0.666f;
hud->constants.translate[0] = 0;
hud->constants.translate[1] = 0;
- hud->constants.scale[0] = 1;
- hud->constants.scale[1] = 1;
+ hud->constants.scale[0] = hud_scale;
+ hud->constants.scale[1] = hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
- cso_set_vertex_buffers(cso, cso_get_aux_vertex_buffer_slot(cso), 1,
- &hud->bg.vbuf);
+
+ cso_set_vertex_buffers(cso, 0, 1, &hud->bg.vbuf);
cso_draw_arrays(cso, PIPE_PRIM_QUADS, 0, hud->bg.num_vertices);
}
pipe_resource_reference(&hud->bg.vbuf.buffer.resource, NULL);
+ /* draw accumulated vertices for text */
+ if (hud->text.num_vertices) {
+ cso_set_vertex_buffers(cso, 0, 1, &hud->text.vbuf);
+ cso_set_fragment_shader_handle(hud->cso, hud->fs_text);
+ cso_draw_arrays(cso, PIPE_PRIM_QUADS, 0, hud->text.num_vertices);
+ }
+ pipe_resource_reference(&hud->text.vbuf.buffer.resource, NULL);
+
+ if (hud->simple) {
+ cso_restore_state(cso);
+ cso_restore_constant_buffer_slot0(cso, PIPE_SHADER_VERTEX);
+
+ pipe_surface_reference(&surf, NULL);
+ return;
+ }
+
/* draw accumulated vertices for white lines */
cso_set_blend(cso, &hud->no_blend);
hud->constants.color[3] = 1;
hud->constants.translate[0] = 0;
hud->constants.translate[1] = 0;
- hud->constants.scale[0] = 1;
- hud->constants.scale[1] = 1;
+ hud->constants.scale[0] = hud_scale;
+ hud->constants.scale[1] = hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
if (hud->whitelines.num_vertices) {
- cso_set_vertex_buffers(cso, cso_get_aux_vertex_buffer_slot(cso), 1,
- &hud->whitelines.vbuf);
+ cso_set_vertex_buffers(cso, 0, 1, &hud->whitelines.vbuf);
cso_set_fragment_shader_handle(hud->cso, hud->fs_color);
cso_draw_arrays(cso, PIPE_PRIM_LINES, 0, hud->whitelines.num_vertices);
}
pipe_resource_reference(&hud->whitelines.vbuf.buffer.resource, NULL);
- /* draw accumulated vertices for text */
- cso_set_blend(cso, &hud->alpha_blend);
- if (hud->text.num_vertices) {
- cso_set_vertex_buffers(cso, cso_get_aux_vertex_buffer_slot(cso), 1,
- &hud->text.vbuf);
- cso_set_fragment_shader_handle(hud->cso, hud->fs_text);
- cso_draw_arrays(cso, PIPE_PRIM_QUADS, 0, hud->text.num_vertices);
- }
- pipe_resource_reference(&hud->text.vbuf.buffer.resource, NULL);
-
/* draw the rest */
+ cso_set_blend(cso, &hud->alpha_blend);
cso_set_rasterizer(cso, &hud->rasterizer_aa_lines);
LIST_FOR_EACH_ENTRY(pane, &hud->pane_list, head) {
if (pane)
}
static void
-hud_start_queries(struct hud_context *hud)
+hud_start_queries(struct hud_context *hud, struct pipe_context *pipe)
{
struct hud_pane *pane;
struct hud_graph *gr;
/* Start queries. */
- hud_batch_query_begin(hud->batch_query);
+ hud_batch_query_begin(hud->batch_query, pipe);
LIST_FOR_EACH_ENTRY(pane, &hud->pane_list, head) {
LIST_FOR_EACH_ENTRY(gr, &pane->graph_list, head) {
if (gr->begin_query)
- gr->begin_query(gr);
+ gr->begin_query(gr, pipe);
}
}
}
/* Stop queries, query results, and record vertices for charts. */
static void
-hud_stop_queries(struct hud_context *hud)
+hud_stop_queries(struct hud_context *hud, struct pipe_context *pipe)
{
struct hud_pane *pane;
struct hud_graph *gr, *next;
/* Allocate everything once and divide the storage into 3 portions
* manually, because u_upload_alloc can unmap memory from previous calls.
*/
- u_upload_alloc(hud->pipe->stream_uploader, 0,
+ u_upload_alloc(pipe->stream_uploader, 0,
hud->bg.buffer_size +
hud->whitelines.buffer_size +
hud->text.buffer_size +
hud->text.buffer_size / sizeof(float);
/* prepare all graphs */
- hud_batch_query_update(hud->batch_query);
+ hud_batch_query_update(hud->batch_query, pipe);
LIST_FOR_EACH_ENTRY(pane, &hud->pane_list, head) {
LIST_FOR_EACH_ENTRY(gr, &pane->graph_list, head) {
- gr->query_new_value(gr);
+ gr->query_new_value(gr, pipe);
}
if (pane->sort_items) {
*/
if (gr->current_value <
LIST_ENTRY(struct hud_graph, next, head)->current_value) {
- LIST_DEL(&gr->head);
- LIST_ADD(&gr->head, &next->head);
+ list_del(&gr->head);
+ list_add(&gr->head, &next->head);
}
}
}
- hud_pane_accumulate_vertices(hud, pane);
+ if (hud->simple)
+ hud_pane_accumulate_vertices_simple(hud, pane);
+ else
+ hud_pane_accumulate_vertices(hud, pane);
}
/* unmap the uploader's vertex buffer before drawing */
- u_upload_unmap(hud->pipe->stream_uploader);
+ u_upload_unmap(pipe->stream_uploader);
+}
+
+/**
+ * Record queries and draw the HUD. The "cso" parameter acts as a filter.
+ * If "cso" is not the recording context, recording is skipped.
+ * If "cso" is not the drawing context, drawing is skipped.
+ * cso == NULL ignores the filter.
+ */
+void
+hud_run(struct hud_context *hud, struct cso_context *cso,
+ struct pipe_resource *tex)
+{
+ struct pipe_context *pipe = cso ? cso_get_pipe_context(cso) : NULL;
+
+ /* If "cso" is the recording or drawing context or NULL, execute
+ * the operation. Otherwise, don't do anything.
+ */
+ if (hud->record_pipe && (!pipe || pipe == hud->record_pipe))
+ hud_stop_queries(hud, hud->record_pipe);
+
+ if (hud->cso && (!cso || cso == hud->cso))
+ hud_draw_results(hud, tex);
+
+ if (hud->record_pipe && (!pipe || pipe == hud->record_pipe))
+ hud_start_queries(hud, hud->record_pipe);
}
+/**
+ * Record query results and assemble vertices if "pipe" is a recording but
+ * not drawing context.
+ */
void
-hud_run(struct hud_context *hud, struct pipe_resource *tex)
+hud_record_only(struct hud_context *hud, struct pipe_context *pipe)
{
- hud_stop_queries(hud);
- hud_draw_results(hud, tex);
- hud_start_queries(hud);
+ assert(pipe);
+
+ /* If it's a drawing context, only hud_run() records query results. */
+ if (pipe == hud->pipe || pipe != hud->record_pipe)
+ return;
+
+ hud_stop_queries(hud, hud->record_pipe);
+ hud_start_queries(hud, hud->record_pipe);
}
static void
static struct hud_pane *
hud_pane_create(struct hud_context *hud,
unsigned x1, unsigned y1, unsigned x2, unsigned y2,
+ unsigned y_simple,
unsigned period, uint64_t max_value, uint64_t ceiling,
boolean dyn_ceiling, boolean sort_items)
{
pane->y1 = y1;
pane->x2 = x2;
pane->y2 = y2;
+ pane->y_simple = y_simple;
pane->inner_x1 = x1 + 1;
pane->inner_x2 = x2 - 1;
pane->inner_y1 = y1 + 1;
pane->sort_items = sort_items;
pane->initial_max_value = max_value;
hud_pane_set_max_value(pane, max_value);
- LIST_INITHEAD(&pane->graph_list);
+ list_inithead(&pane->graph_list);
return pane;
}
gr->color[1] = colors[color][1];
gr->color[2] = colors[color][2];
gr->pane = pane;
- LIST_ADDTAIL(&gr->head, &pane->graph_list);
+ list_addtail(&gr->head, &pane->graph_list);
pane->num_graphs++;
pane->next_color++;
}
}
static void
-hud_graph_destroy(struct hud_graph *graph)
+hud_graph_destroy(struct hud_graph *graph, struct pipe_context *pipe)
{
FREE(graph->vertices);
if (graph->free_query_data)
- graph->free_query_data(graph->query_data);
+ graph->free_query_data(graph->query_data, pipe);
if (graph->fd)
fclose(graph->fd);
FREE(graph);
}
static void
-hud_parse_env_var(struct hud_context *hud, const char *env)
+hud_parse_env_var(struct hud_context *hud, struct pipe_screen *screen,
+ const char *env)
{
unsigned num, i;
char name_a[256], s[256];
char *name;
struct hud_pane *pane = NULL;
- unsigned x = 10, y = 10;
+ unsigned x = 10, y = 10, y_simple = 10;
unsigned width = 251, height = 100;
unsigned period = 500 * 1000; /* default period (1/2 second) */
uint64_t ceiling = UINT64_MAX;
boolean sort_items = false;
const char *period_env;
+ if (strncmp(env, "simple,", 7) == 0) {
+ hud->simple = true;
+ env += 7;
+ }
+
/*
* The GALLIUM_HUD_PERIOD env var sets the graph update rate.
* The env var is in seconds (a float).
}
while ((num = parse_string(env, name_a)) != 0) {
+ bool added = true;
+
env += num;
/* check for explicit location, size and etc. settings */
column_width = width > column_width ? width : column_width;
if (!pane) {
- pane = hud_pane_create(hud, x, y, x + width, y + height, period, 10,
- ceiling, dyn_ceiling, sort_items);
+ pane = hud_pane_create(hud, x, y, x + width, y + height, y_simple,
+ period, 10, ceiling, dyn_ceiling, sort_items);
if (!pane)
return;
}
}
/* Add a graph. */
-#if HAVE_GALLIUM_EXTRA_HUD || HAVE_LIBSENSORS
+#if defined(HAVE_GALLIUM_EXTRA_HUD) || defined(HAVE_LIBSENSORS)
char arg_name[64];
#endif
/* IF YOU CHANGE THIS, UPDATE print_help! */
if (strcmp(name, "fps") == 0) {
hud_fps_graph_install(pane);
}
+ else if (strcmp(name, "frametime") == 0) {
+ hud_frametime_graph_install(pane);
+ }
else if (strcmp(name, "cpu") == 0) {
hud_cpu_graph_install(pane, ALL_CPUS);
}
else if (strcmp(name, "main-thread-busy") == 0) {
hud_thread_busy_install(pane, name, true);
}
-#if HAVE_GALLIUM_EXTRA_HUD
+#ifdef HAVE_GALLIUM_EXTRA_HUD
else if (sscanf(name, "nic-rx-%s", arg_name) == 1) {
hud_nic_graph_install(pane, arg_name, NIC_DIRECTION_RX);
}
pane->type = PIPE_DRIVER_QUERY_TYPE_HZ;
}
#endif
-#if HAVE_LIBSENSORS
+#ifdef HAVE_LIBSENSORS
else if (sscanf(name, "sensors_temp_cu-%s", arg_name) == 1) {
hud_sensors_temp_graph_install(pane, arg_name,
SENSORS_TEMP_CURRENT);
}
#endif
else if (strcmp(name, "samples-passed") == 0 &&
- has_occlusion_query(hud->pipe->screen)) {
- hud_pipe_query_install(&hud->batch_query, pane, hud->pipe,
+ has_occlusion_query(screen)) {
+ hud_pipe_query_install(&hud->batch_query, pane,
"samples-passed",
PIPE_QUERY_OCCLUSION_COUNTER, 0, 0,
PIPE_DRIVER_QUERY_TYPE_UINT64,
0);
}
else if (strcmp(name, "primitives-generated") == 0 &&
- has_streamout(hud->pipe->screen)) {
- hud_pipe_query_install(&hud->batch_query, pane, hud->pipe,
+ has_streamout(screen)) {
+ hud_pipe_query_install(&hud->batch_query, pane,
"primitives-generated",
PIPE_QUERY_PRIMITIVES_GENERATED, 0, 0,
PIPE_DRIVER_QUERY_TYPE_UINT64,
boolean processed = FALSE;
/* pipeline statistics queries */
- if (has_pipeline_stats_query(hud->pipe->screen)) {
+ if (has_pipeline_stats_query(screen)) {
static const char *pipeline_statistics_names[] =
{
"ia-vertices",
if (strcmp(name, pipeline_statistics_names[i]) == 0)
break;
if (i < ARRAY_SIZE(pipeline_statistics_names)) {
- hud_pipe_query_install(&hud->batch_query, pane, hud->pipe, name,
+ hud_pipe_query_install(&hud->batch_query, pane, name,
PIPE_QUERY_PIPELINE_STATISTICS, i,
0, PIPE_DRIVER_QUERY_TYPE_UINT64,
PIPE_DRIVER_QUERY_RESULT_TYPE_AVERAGE,
/* driver queries */
if (!processed) {
- if (!hud_driver_query_install(&hud->batch_query, pane, hud->pipe,
- name)) {
+ if (!hud_driver_query_install(&hud->batch_query, pane,
+ screen, name)) {
fprintf(stderr, "gallium_hud: unknown driver query '%s'\n", name);
fflush(stderr);
+ added = false;
}
}
}
env += num;
strip_hyphens(s);
- if (!LIST_IS_EMPTY(&pane->graph_list)) {
+ if (added && !list_is_empty(&pane->graph_list)) {
struct hud_graph *graph;
graph = LIST_ENTRY(struct hud_graph, pane->graph_list.prev, head);
strncpy(graph->name, s, sizeof(graph->name)-1);
break;
y += height + hud->font.glyph_height * (pane->num_graphs + 2);
+ y_simple += hud->font.glyph_height * (pane->num_graphs + 1);
height = 100;
if (pane && pane->num_graphs) {
- LIST_ADDTAIL(&pane->head, &hud->pane_list);
+ list_addtail(&pane->head, &hud->pane_list);
pane = NULL;
}
break;
case ';':
env++;
y = 10;
+ y_simple = 10;
x += column_width + hud->font.glyph_width * 9;
height = 100;
if (pane && pane->num_graphs) {
- LIST_ADDTAIL(&pane->head, &hud->pane_list);
+ list_addtail(&pane->head, &hud->pane_list);
pane = NULL;
}
if (pane) {
if (pane->num_graphs) {
- LIST_ADDTAIL(&pane->head, &hud->pane_list);
+ list_addtail(&pane->head, &hud->pane_list);
}
else {
FREE(pane);
puts(" the Y axis does not go above the restriction imposed by 'c' while");
puts(" still adjusting the value of the Y axis down when appropriate.");
puts("");
+ puts(" You can change behavior of the whole HUD by adding these options at");
+ puts(" the beginning of the environment variable:");
+ puts(" 'simple,' disables all the fancy stuff and only draws text.");
+ puts("");
puts(" Example: GALLIUM_HUD=\".w256.h64.x1600.y520.d.c1000fps+cpu,.datom-count\"");
puts("");
puts(" Available names:");
puts(" fps");
+ puts(" frametime");
puts(" cpu");
for (i = 0; i < num_cpus; i++)
puts(" cs-invocations");
}
-#if HAVE_GALLIUM_EXTRA_HUD
+#ifdef HAVE_GALLIUM_EXTRA_HUD
hud_get_num_disks(1);
hud_get_num_nics(1);
hud_get_num_cpufreq(1);
#endif
-#if HAVE_LIBSENSORS
+#ifdef HAVE_LIBSENSORS
hud_get_num_sensors(1);
#endif
fflush(stdout);
}
-struct hud_context *
-hud_create(struct pipe_context *pipe, struct cso_context *cso)
+static void
+hud_unset_draw_context(struct hud_context *hud)
{
- struct pipe_screen *screen = pipe->screen;
- struct hud_context *hud;
- struct pipe_sampler_view view_templ;
- unsigned i;
- const char *env = debug_get_option("GALLIUM_HUD", NULL);
-#ifdef PIPE_OS_UNIX
- unsigned signo = debug_get_num_option("GALLIUM_HUD_TOGGLE_SIGNAL", 0);
- static boolean sig_handled = FALSE;
- struct sigaction action = {};
-#endif
- huds_visible = debug_get_bool_option("GALLIUM_HUD_VISIBLE", TRUE);
+ struct pipe_context *pipe = hud->pipe;
- if (!env || !*env)
- return NULL;
+ if (!pipe)
+ return;
- if (strcmp(env, "help") == 0) {
- print_help(pipe->screen);
- return NULL;
+ pipe_sampler_view_reference(&hud->font_sampler_view, NULL);
+
+ if (hud->fs_color) {
+ pipe->delete_fs_state(pipe, hud->fs_color);
+ hud->fs_color = NULL;
+ }
+ if (hud->fs_text) {
+ pipe->delete_fs_state(pipe, hud->fs_text);
+ hud->fs_text = NULL;
+ }
+ if (hud->vs) {
+ pipe->delete_vs_state(pipe, hud->vs);
+ hud->vs = NULL;
}
- hud = CALLOC_STRUCT(hud_context);
- if (!hud)
- return NULL;
+ hud->cso = NULL;
+ hud->pipe = NULL;
+}
+
+static bool
+hud_set_draw_context(struct hud_context *hud, struct cso_context *cso)
+{
+ struct pipe_context *pipe = cso_get_pipe_context(cso);
+ assert(!hud->pipe);
hud->pipe = pipe;
hud->cso = cso;
- /* font */
- if (!util_font_create(pipe, UTIL_FONT_FIXED_8X13, &hud->font)) {
- FREE(hud);
- return NULL;
- }
-
- hud->has_srgb = screen->is_format_supported(screen,
- PIPE_FORMAT_B8G8R8A8_SRGB,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) != 0;
-
- /* blend state */
- hud->no_blend.rt[0].colormask = PIPE_MASK_RGBA;
-
- hud->alpha_blend.rt[0].colormask = PIPE_MASK_RGBA;
- hud->alpha_blend.rt[0].blend_enable = 1;
- hud->alpha_blend.rt[0].rgb_func = PIPE_BLEND_ADD;
- hud->alpha_blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
- hud->alpha_blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
- hud->alpha_blend.rt[0].alpha_func = PIPE_BLEND_ADD;
- hud->alpha_blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
- hud->alpha_blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+ struct pipe_sampler_view view_templ;
+ u_sampler_view_default_template(
+ &view_templ, hud->font.texture, hud->font.texture->format);
+ hud->font_sampler_view = pipe->create_sampler_view(pipe, hud->font.texture,
+ &view_templ);
+ if (!hud->font_sampler_view)
+ goto fail;
/* fragment shader */
hud->fs_color =
if (!tgsi_text_translate(fragment_shader_text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
- pipe_resource_reference(&hud->font.texture, NULL);
- FREE(hud);
- return NULL;
+ goto fail;
}
pipe_shader_state_from_tgsi(&state, tokens);
hud->fs_text = pipe->create_fs_state(pipe, &state);
}
- /* rasterizer */
- hud->rasterizer.half_pixel_center = 1;
- hud->rasterizer.bottom_edge_rule = 1;
- hud->rasterizer.depth_clip = 1;
- hud->rasterizer.line_width = 1;
- hud->rasterizer.line_last_pixel = 1;
-
- hud->rasterizer_aa_lines = hud->rasterizer;
- hud->rasterizer_aa_lines.line_smooth = 1;
-
/* vertex shader */
{
static const char *vertex_shader_text = {
struct pipe_shader_state state;
if (!tgsi_text_translate(vertex_shader_text, tokens, ARRAY_SIZE(tokens))) {
assert(0);
- pipe_resource_reference(&hud->font.texture, NULL);
- FREE(hud);
- return NULL;
+ goto fail;
}
pipe_shader_state_from_tgsi(&state, tokens);
hud->vs = pipe->create_vs_state(pipe, &state);
}
+ return true;
+
+fail:
+ hud_unset_draw_context(hud);
+ fprintf(stderr, "hud: failed to set a draw context");
+ return false;
+}
+
+static void
+hud_unset_record_context(struct hud_context *hud)
+{
+ struct pipe_context *pipe = hud->record_pipe;
+ struct hud_pane *pane, *pane_tmp;
+ struct hud_graph *graph, *graph_tmp;
+
+ if (!pipe)
+ return;
+
+ LIST_FOR_EACH_ENTRY_SAFE(pane, pane_tmp, &hud->pane_list, head) {
+ LIST_FOR_EACH_ENTRY_SAFE(graph, graph_tmp, &pane->graph_list, head) {
+ list_del(&graph->head);
+ hud_graph_destroy(graph, pipe);
+ }
+ list_del(&pane->head);
+ FREE(pane);
+ }
+
+ hud_batch_query_cleanup(&hud->batch_query, pipe);
+ hud->record_pipe = NULL;
+}
+
+static void
+hud_set_record_context(struct hud_context *hud, struct pipe_context *pipe)
+{
+ hud->record_pipe = pipe;
+}
+
+/**
+ * Create the HUD.
+ *
+ * If "share" is non-NULL and GALLIUM_HUD_SHARE=x,y is set, increment the
+ * reference counter of "share", set "cso" as the recording or drawing context
+ * according to the environment variable, and return "share".
+ * This allows sharing the HUD instance within a multi-context share group,
+ * record queries in one context and draw them in another.
+ */
+struct hud_context *
+hud_create(struct cso_context *cso, struct hud_context *share)
+{
+ const char *share_env = debug_get_option("GALLIUM_HUD_SHARE", NULL);
+ unsigned record_ctx = 0, draw_ctx = 0;
+
+ if (share_env && sscanf(share_env, "%u,%u", &record_ctx, &draw_ctx) != 2)
+ share_env = NULL;
+
+ if (share && share_env) {
+ /* All contexts in a share group share the HUD instance.
+ * Only one context can record queries and only one context
+ * can draw the HUD.
+ *
+ * GALLIUM_HUD_SHARE=x,y determines the context indices.
+ */
+ int context_id = p_atomic_inc_return(&share->refcount) - 1;
+
+ if (context_id == record_ctx) {
+ assert(!share->record_pipe);
+ hud_set_record_context(share, cso_get_pipe_context(cso));
+ }
+
+ if (context_id == draw_ctx) {
+ assert(!share->pipe);
+ hud_set_draw_context(share, cso);
+ }
+
+ return share;
+ }
+
+ struct pipe_screen *screen = cso_get_pipe_context(cso)->screen;
+ struct hud_context *hud;
+ unsigned i;
+ const char *env = debug_get_option("GALLIUM_HUD", NULL);
+#ifdef PIPE_OS_UNIX
+ unsigned signo = debug_get_num_option("GALLIUM_HUD_TOGGLE_SIGNAL", 0);
+ static boolean sig_handled = FALSE;
+ struct sigaction action;
+
+ memset(&action, 0, sizeof(action));
+#endif
+ huds_visible = debug_get_bool_option("GALLIUM_HUD_VISIBLE", TRUE);
+ hud_scale = debug_get_num_option("GALLIUM_HUD_SCALE", 1);
+
+ if (!env || !*env)
+ return NULL;
+
+ if (strcmp(env, "help") == 0) {
+ print_help(screen);
+ return NULL;
+ }
+
+ hud = CALLOC_STRUCT(hud_context);
+ if (!hud)
+ return NULL;
+
+ /* font (the context is only used for the texture upload) */
+ if (!util_font_create(cso_get_pipe_context(cso),
+ UTIL_FONT_FIXED_8X13, &hud->font)) {
+ FREE(hud);
+ return NULL;
+ }
+
+ hud->refcount = 1;
+ hud->has_srgb = screen->is_format_supported(screen,
+ PIPE_FORMAT_B8G8R8A8_SRGB,
+ PIPE_TEXTURE_2D, 0, 0,
+ PIPE_BIND_RENDER_TARGET) != 0;
+
+ /* blend state */
+ hud->no_blend.rt[0].colormask = PIPE_MASK_RGBA;
+
+ hud->alpha_blend.rt[0].colormask = PIPE_MASK_RGBA;
+ hud->alpha_blend.rt[0].blend_enable = 1;
+ hud->alpha_blend.rt[0].rgb_func = PIPE_BLEND_ADD;
+ hud->alpha_blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ hud->alpha_blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ hud->alpha_blend.rt[0].alpha_func = PIPE_BLEND_ADD;
+ hud->alpha_blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
+ hud->alpha_blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+
+ /* rasterizer */
+ hud->rasterizer.half_pixel_center = 1;
+ hud->rasterizer.bottom_edge_rule = 1;
+ hud->rasterizer.depth_clip_near = 1;
+ hud->rasterizer.depth_clip_far = 1;
+ hud->rasterizer.line_width = 1;
+ hud->rasterizer.line_last_pixel = 1;
+
+ hud->rasterizer_aa_lines = hud->rasterizer;
+ hud->rasterizer_aa_lines.line_smooth = 1;
+
/* vertex elements */
+ hud->velems.count = 2;
for (i = 0; i < 2; i++) {
- hud->velems[i].src_offset = i * 2 * sizeof(float);
- hud->velems[i].src_format = PIPE_FORMAT_R32G32_FLOAT;
- hud->velems[i].vertex_buffer_index = cso_get_aux_vertex_buffer_slot(cso);
+ hud->velems.velems[i].src_offset = i * 2 * sizeof(float);
+ hud->velems.velems[i].src_format = PIPE_FORMAT_R32G32_FLOAT;
+ hud->velems.velems[i].vertex_buffer_index = 0;
}
- /* sampler view */
- u_sampler_view_default_template(
- &view_templ, hud->font.texture, hud->font.texture->format);
- hud->font_sampler_view = pipe->create_sampler_view(pipe, hud->font.texture,
- &view_templ);
-
/* sampler state (for font drawing) */
hud->font_sampler_state.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
hud->font_sampler_state.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
hud->constbuf.buffer_size = sizeof(hud->constants);
hud->constbuf.user_buffer = &hud->constants;
- LIST_INITHEAD(&hud->pane_list);
+ list_inithead(&hud->pane_list);
/* setup sig handler once for all hud contexts */
#ifdef PIPE_OS_UNIX
}
#endif
- hud_parse_env_var(hud, env);
+ if (record_ctx == 0)
+ hud_set_record_context(hud, cso_get_pipe_context(cso));
+ if (draw_ctx == 0)
+ hud_set_draw_context(hud, cso);
+
+ hud_parse_env_var(hud, screen, env);
return hud;
}
+/**
+ * Destroy a HUD. If the HUD has several users, decrease the reference counter
+ * and detach the context from the HUD.
+ */
void
-hud_destroy(struct hud_context *hud)
+hud_destroy(struct hud_context *hud, struct cso_context *cso)
{
- struct pipe_context *pipe = hud->pipe;
- struct hud_pane *pane, *pane_tmp;
- struct hud_graph *graph, *graph_tmp;
+ if (!cso || hud->record_pipe == cso_get_pipe_context(cso))
+ hud_unset_record_context(hud);
- LIST_FOR_EACH_ENTRY_SAFE(pane, pane_tmp, &hud->pane_list, head) {
- LIST_FOR_EACH_ENTRY_SAFE(graph, graph_tmp, &pane->graph_list, head) {
- LIST_DEL(&graph->head);
- hud_graph_destroy(graph);
- }
- LIST_DEL(&pane->head);
- FREE(pane);
- }
+ if (!cso || hud->cso == cso)
+ hud_unset_draw_context(hud);
- hud_batch_query_cleanup(&hud->batch_query);
- pipe->delete_fs_state(pipe, hud->fs_color);
- pipe->delete_fs_state(pipe, hud->fs_text);
- pipe->delete_vs_state(pipe, hud->vs);
- pipe_sampler_view_reference(&hud->font_sampler_view, NULL);
- pipe_resource_reference(&hud->font.texture, NULL);
- FREE(hud);
+ if (p_atomic_dec_zero(&hud->refcount)) {
+ pipe_resource_reference(&hud->font.texture, NULL);
+ FREE(hud);
+ }
}
void