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-rw-r--r--src/gallium/auxiliary/hud/hud_context.c163
-rw-r--r--src/gallium/auxiliary/hud/hud_private.h4
2 files changed, 161 insertions, 6 deletions
diff --git a/src/gallium/auxiliary/hud/hud_context.c b/src/gallium/auxiliary/hud/hud_context.c
index e46c68cdd49..00ec20589c4 100644
--- a/src/gallium/auxiliary/hud/hud_context.c
+++ b/src/gallium/auxiliary/hud/hud_context.c
@@ -569,9 +569,36 @@ hud_pane_set_max_value(struct hud_pane *pane, uint64_t value)
pane->yscale = -(int)pane->inner_height / (float)pane->max_value;
}
+static void
+hud_pane_update_dyn_ceiling(struct hud_graph *gr, struct hud_pane *pane)
+{
+ unsigned i;
+ float tmp = 0.0f;
+
+ if (pane->dyn_ceil_last_ran != gr->index) {
+ LIST_FOR_EACH_ENTRY(gr, &pane->graph_list, head) {
+ for (i = 0; i < gr->num_vertices; ++i) {
+ tmp = gr->vertices[i * 2 + 1] > tmp ?
+ gr->vertices[i * 2 + 1] : tmp;
+ }
+ }
+
+ /* Avoid setting it lower than the initial starting height. */
+ tmp = tmp > pane->initial_max_value ? tmp : pane->initial_max_value;
+ hud_pane_set_max_value(pane, tmp);
+ }
+
+ /*
+ * Mark this adjustment run so we could avoid repeating a full update
+ * again needlessly in case the pane has more than one graph.
+ */
+ pane->dyn_ceil_last_ran = gr->index;
+}
+
static struct hud_pane *
hud_pane_create(unsigned x1, unsigned y1, unsigned x2, unsigned y2,
- unsigned period, uint64_t max_value)
+ unsigned period, uint64_t max_value, uint64_t ceiling,
+ boolean dyn_ceiling)
{
struct hud_pane *pane = CALLOC_STRUCT(hud_pane);
@@ -590,6 +617,10 @@ hud_pane_create(unsigned x1, unsigned y1, unsigned x2, unsigned y2,
pane->inner_height = pane->inner_y2 - pane->inner_y1;
pane->period = period;
pane->max_num_vertices = (x2 - x1 + 2) / 2;
+ pane->ceiling = ceiling;
+ pane->dyn_ceiling = dyn_ceiling;
+ pane->dyn_ceil_last_ran = 0;
+ pane->initial_max_value = max_value;
hud_pane_set_max_value(pane, max_value);
LIST_INITHEAD(&pane->graph_list);
return pane;
@@ -633,6 +664,9 @@ hud_pane_add_graph(struct hud_pane *pane, struct hud_graph *gr)
void
hud_graph_add_value(struct hud_graph *gr, uint64_t value)
{
+ gr->current_value = value;
+ value = value > gr->pane->ceiling ? gr->pane->ceiling : value;
+
if (gr->index == gr->pane->max_num_vertices) {
gr->vertices[0] = 0;
gr->vertices[1] = gr->vertices[(gr->index-1)*2+1];
@@ -646,7 +680,9 @@ hud_graph_add_value(struct hud_graph *gr, uint64_t value)
gr->num_vertices++;
}
- gr->current_value = value;
+ if (gr->pane->dyn_ceiling == true) {
+ hud_pane_update_dyn_ceiling(gr, gr->pane);
+ }
if (value > gr->pane->max_value) {
hud_pane_set_max_value(gr->pane, value);
}
@@ -683,6 +719,69 @@ parse_string(const char *s, char *out)
return i;
}
+static char *
+read_pane_settings(char *str, unsigned * const x, unsigned * const y,
+ unsigned * const width, unsigned * const height,
+ uint64_t * const ceiling, boolean * const dyn_ceiling)
+{
+ char *ret = str;
+ unsigned tmp;
+
+ while (*str == '.') {
+ ++str;
+ switch (*str) {
+ case 'x':
+ ++str;
+ *x = strtoul(str, &ret, 10);
+ str = ret;
+ break;
+
+ case 'y':
+ ++str;
+ *y = strtoul(str, &ret, 10);
+ str = ret;
+ break;
+
+ case 'w':
+ ++str;
+ tmp = strtoul(str, &ret, 10);
+ *width = tmp > 80 ? tmp : 80; /* 80 is chosen arbitrarily */
+ str = ret;
+ break;
+
+ /*
+ * Prevent setting height to less than 50. If the height is set to less,
+ * the text of the Y axis labels on the graph will start overlapping.
+ */
+ case 'h':
+ ++str;
+ tmp = strtoul(str, &ret, 10);
+ *height = tmp > 50 ? tmp : 50;
+ str = ret;
+ break;
+
+ case 'c':
+ ++str;
+ tmp = strtoul(str, &ret, 10);
+ *ceiling = tmp > 10 ? tmp : 10;
+ str = ret;
+ break;
+
+ case 'd':
+ ++str;
+ ret = str;
+ *dyn_ceiling = true;
+ break;
+
+ default:
+ fprintf(stderr, "gallium_hud: syntax error: unexpected '%c'\n", *str);
+ }
+
+ }
+
+ return ret;
+}
+
static boolean
has_occlusion_query(struct pipe_screen *screen)
{
@@ -705,11 +804,15 @@ static void
hud_parse_env_var(struct hud_context *hud, const char *env)
{
unsigned num, i;
- char name[256], s[256];
+ char name_a[256], s[256];
+ char *name;
struct hud_pane *pane = NULL;
unsigned x = 10, y = 10;
unsigned width = 251, height = 100;
unsigned period = 500 * 1000; /* default period (1/2 second) */
+ uint64_t ceiling = UINT64_MAX;
+ unsigned column_width = 251;
+ boolean dyn_ceiling = false;
const char *period_env;
/*
@@ -725,11 +828,23 @@ hud_parse_env_var(struct hud_context *hud, const char *env)
}
}
- while ((num = parse_string(env, name)) != 0) {
+ while ((num = parse_string(env, name_a)) != 0) {
env += num;
+ /* check for explicit location, size and etc. settings */
+ name = read_pane_settings(name_a, &x, &y, &width, &height, &ceiling,
+ &dyn_ceiling);
+
+ /*
+ * Keep track of overall column width to avoid pane overlapping in case
+ * later we create a new column while the bottom pane in the current
+ * column is less wide than the rest of the panes in it.
+ */
+ column_width = width > column_width ? width : column_width;
+
if (!pane) {
- pane = hud_pane_create(x, y, x + width, y + height, period, 10);
+ pane = hud_pane_create(x, y, x + width, y + height, period, 10,
+ ceiling, dyn_ceiling);
if (!pane)
return;
}
@@ -807,6 +922,7 @@ hud_parse_env_var(struct hud_context *hud, const char *env)
if (num && sscanf(s, "%u", &i) == 1) {
hud_pane_set_max_value(pane, i);
+ pane->initial_max_value = i;
}
else {
fprintf(stderr, "gallium_hud: syntax error: unexpected '%c' (%i) "
@@ -826,6 +942,7 @@ hud_parse_env_var(struct hud_context *hud, const char *env)
case ',':
env++;
y += height + hud->font.glyph_height * (pane->num_graphs + 2);
+ height = 100;
if (pane && pane->num_graphs) {
LIST_ADDTAIL(&pane->head, &hud->pane_list);
@@ -836,17 +953,27 @@ hud_parse_env_var(struct hud_context *hud, const char *env)
case ';':
env++;
y = 10;
- x += width + hud->font.glyph_width * 7;
+ x += column_width + hud->font.glyph_width * 7;
+ height = 100;
if (pane && pane->num_graphs) {
LIST_ADDTAIL(&pane->head, &hud->pane_list);
pane = NULL;
}
+
+ /* Starting a new column; reset column width. */
+ column_width = 251;
break;
default:
fprintf(stderr, "gallium_hud: syntax error: unexpected '%c'\n", *env);
}
+
+ /* Reset to defaults for the next pane in case these were modified. */
+ width = 251;
+ ceiling = UINT64_MAX;
+ dyn_ceiling = false;
+
}
if (pane) {
@@ -878,6 +1005,30 @@ print_help(struct pipe_screen *screen)
puts("");
puts(" Example: GALLIUM_HUD=\"cpu,fps;primitives-generated\"");
puts("");
+ puts(" Additionally, by prepending '.[identifier][value]' modifiers to");
+ puts(" a name, it is possible to explicitly set the location and size");
+ puts(" of a pane, along with limiting overall maximum value of the");
+ puts(" Y axis and activating dynamic readjustment of the Y axis.");
+ puts(" Several modifiers may be applied to the same pane simultaneously.");
+ puts("");
+ puts(" 'x[value]' sets the location of the pane on the x axis relative");
+ puts(" to the upper-left corner of the viewport, in pixels.");
+ puts(" 'y[value]' sets the location of the pane on the y axis relative");
+ puts(" to the upper-left corner of the viewport, in pixels.");
+ puts(" 'w[value]' sets width of the graph pixels.");
+ puts(" 'h[value]' sets height of the graph in pixels.");
+ puts(" 'c[value]' sets the ceiling of the value of the Y axis.");
+ puts(" If the graph needs to draw values higher than");
+ puts(" the ceiling allows, the value is clamped.");
+ puts(" 'd' activates dynamic Y axis readjustment to set the value of");
+ puts(" the Y axis to match the highest value still visible in the graph.");
+ puts("");
+ puts(" If 'c' and 'd' modifiers are used simultaneously, both are in effect:");
+ 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(" Example: GALLIUM_HUD=\".w256.h64.x1600.y520.d.c1000fps+cpu,.datom-count\"");
+ puts("");
puts(" Available names:");
puts(" fps");
puts(" cpu");
diff --git a/src/gallium/auxiliary/hud/hud_private.h b/src/gallium/auxiliary/hud/hud_private.h
index 1606ada4adf..230f0266445 100644
--- a/src/gallium/auxiliary/hud/hud_private.h
+++ b/src/gallium/auxiliary/hud/hud_private.h
@@ -62,6 +62,10 @@ struct hud_pane {
float yscale;
unsigned max_num_vertices;
uint64_t max_value;
+ uint64_t initial_max_value;
+ uint64_t ceiling;
+ unsigned dyn_ceil_last_ran;
+ boolean dyn_ceiling;
boolean uses_byte_units;
uint64_t period; /* in microseconds */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 14:38:34 +0000