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overlay: Graph per-process requests over time

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2013-08-17 20:32:58 +01:00
parent cbbd55af15
commit cc9de398cf
4 changed files with 102 additions and 7 deletions
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26
overlay/chart.c
View File

@ -17,6 +17,7 @@ int chart_init(struct chart *chart, const char *name, int num_samples)
chart->num_samples = num_samples;
chart->range_automatic = 1;
chart->stroke_width = 2;
return 0;
}
@ -25,6 +26,11 @@ void chart_set_mode(struct chart *chart, enum chart_mode mode)
chart->mode = mode;
}
void chart_set_stroke_width(struct chart *chart, float width)
{
chart->stroke_width = width;
}
void chart_set_stroke_rgba(struct chart *chart, float red, float green, float blue, float alpha)
{
chart->stroke_rgb[0] = red;
@ -60,6 +66,19 @@ void chart_set_range(struct chart *chart, double min, double max)
chart->range_automatic = 0;
}
void chart_get_range(struct chart *chart, double *range)
{
int n, max = chart->current_sample;
if (max > chart->num_samples)
max = chart->num_samples;
for (n = 0; n < max; n++) {
if (chart->samples[n] < range[0])
range[0] = chart->samples[n];
else if (chart->samples[n] > range[1])
range[1] = chart->samples[n];
}
}
void chart_add_sample(struct chart *chart, double value)
{
int pos;
@ -144,7 +163,7 @@ void chart_draw(struct chart *chart, cairo_t *cr)
cairo_line_to(cr, max, 0);
cairo_identity_matrix(cr);
cairo_set_line_width(cr, 2);
cairo_set_line_width(cr, chart->stroke_width);
switch (chart->mode) {
case CHART_STROKE:
cairo_set_source_rgba(cr, chart->stroke_rgb[0], chart->stroke_rgb[1], chart->stroke_rgb[2], chart->stroke_rgb[3]);
@ -165,3 +184,8 @@ void chart_draw(struct chart *chart, cairo_t *cr)
}
cairo_restore(cr);
}
void chart_fini(struct chart *chart)
{
free(chart->samples);
}

9
overlay/chart.h
View File

@ -4,13 +4,14 @@ struct chart {
int num_samples;
int current_sample;
int range_automatic;
float fill_rgb[4];
float stroke_rgb[4];
enum chart_mode {
CHART_STROKE = 0,
CHART_FILL,
CHART_FILL_STROKE,
} mode;
float fill_rgb[4];
float stroke_rgb[4];
double stroke_width;
double range[2];
double *samples;
};
@ -18,9 +19,13 @@ struct chart {
int chart_init(struct chart *chart, const char *name, int num_samples);
void chart_set_mode(struct chart *chart, enum chart_mode mode);
void chart_set_fill_rgba(struct chart *chart, float red, float green, float blue, float alpha);
void chart_set_stroke_width(struct chart *chart, float width);
void chart_set_stroke_rgba(struct chart *chart, float red, float green, float blue, float alpha);
void chart_set_position(struct chart *chart, int x, int y);
void chart_set_size(struct chart *chart, int w, int h);
void chart_set_range(struct chart *chart, double min, double max);
void chart_add_sample(struct chart *chart, double value);
void chart_draw(struct chart *chart, cairo_t *cr);
void chart_fini(struct chart *chart);
void chart_get_range(struct chart *chart, double *range);

1
overlay/gpu-perf.h
View File

@ -17,6 +17,7 @@ struct gpu_perf {
char name[256];
pid_t pid;
int nr_requests[4];
void *user_data;
} *comm;
};

73
overlay/overlay.c
View File

@ -67,9 +67,9 @@ static void init_gpu_top(struct overlay_gpu_top *gt,
cairo_surface_t *surface)
{
const double rgba[][4] = {
{ 1, 0, 0, 1 },
{ 0, 1, 0, 1 },
{ 0, 0, 1, 1 },
{ 1, 0.25, 0.25, 1 },
{ 0.25, 1, 0.25, 1 },
{ 0.25, 0.25, 1, 1 },
{ 1, 1, 1, 1 },
};
int n;
@ -127,6 +127,7 @@ static void show_gpu_top(struct overlay_context *ctx, struct overlay_gpu_top *gt
y = 12;
for (n = 0; n < gt->gpu_top.num_rings; n++) {
struct chart *c =&gt->busy[n];
char txt[160];
int len;
@ -140,6 +141,11 @@ static void show_gpu_top(struct overlay_context *ctx, struct overlay_gpu_top *gt
len += sprintf(txt + len, ", %d%% sema",
gt->gpu_top.ring[n].u.u.sema);
cairo_set_source_rgba(ctx->cr,
c->stroke_rgb[0],
c->stroke_rgb[1],
c->stroke_rgb[2],
c->stroke_rgb[3]);
cairo_move_to(ctx->cr, 12, y);
cairo_show_text(ctx->cr, txt);
y += 14;
@ -179,12 +185,20 @@ static char *get_comm(pid_t pid, char *comm, int len)
static void show_gpu_perf(struct overlay_context *ctx, struct overlay_gpu_perf *gp)
{
static int last_color;
const double rgba[][4] = {
{ 1, 0.25, 0.25, 1 },
{ 0.25, 1, 0.25, 1 },
{ 0.25, 0.25, 1, 1 },
{ 1, 1, 1, 1 },
};
struct gpu_perf_comm *comm, **prev;
const char *ring_name[] = {
"render",
"video",
"blt",
};
double range[2];
char buf[1024];
int y, n;
@ -192,7 +206,53 @@ static void show_gpu_perf(struct overlay_context *ctx, struct overlay_gpu_perf *
y = ctx->last_y + 18;
for (comm = gp->gpu_perf.comm; comm; comm = comm->next) {
int total;
if (comm->user_data == NULL) {
comm->user_data = malloc(sizeof(struct chart));
if (comm->user_data == NULL)
continue;
chart_init(comm->user_data, comm->name, 120);
chart_set_position(comm->user_data, 12, y);
chart_set_size(comm->user_data,
cairo_image_surface_get_width(cairo_get_target(ctx->cr))-24,
100);
chart_set_mode(comm->user_data, CHART_STROKE);
chart_set_stroke_rgba(comm->user_data,
rgba[last_color][0],
rgba[last_color][1],
rgba[last_color][2],
rgba[last_color][3]);
last_color++;
chart_set_stroke_width(comm->user_data, 1);
}
total = 0;
for (n = 0; n < 3; n++)
total += comm->nr_requests[n];
chart_add_sample(comm->user_data, total);
}
range[0] = range[1] = 0;
for (comm = gp->gpu_perf.comm; comm; comm = comm->next)
chart_get_range(comm->user_data, range);
for (comm = gp->gpu_perf.comm; comm; comm = comm->next) {
chart_set_range(comm->user_data, range[0], range[1]);
chart_draw(comm->user_data, ctx->cr);
}
for (prev = &gp->gpu_perf.comm; (comm = *prev) != NULL; ) {
if (comm->user_data) {
struct chart *c = comm->user_data;
cairo_set_source_rgba(ctx->cr,
c->stroke_rgb[0],
c->stroke_rgb[1],
c->stroke_rgb[2],
c->stroke_rgb[3]);
} else
cairo_set_source_rgba(ctx->cr, 1, 1, 1, 1);
cairo_move_to(ctx->cr, 12, y);
sprintf(buf, "%s:", comm->name);
cairo_show_text(ctx->cr, buf);
@ -207,6 +267,10 @@ static void show_gpu_perf(struct overlay_context *ctx, struct overlay_gpu_perf *
memset(comm->nr_requests, 0, sizeof(comm->nr_requests));
if (strcmp(comm->name, get_comm(comm->pid, buf, sizeof(buf)))) {
*prev = comm->next;
if (comm->user_data) {
chart_fini(comm->user_data);
free(comm->user_data);
}
free(comm);
} else
prev = &comm->next;
@ -214,11 +278,12 @@ static void show_gpu_perf(struct overlay_context *ctx, struct overlay_gpu_perf *
sprintf(buf, "Flips: %d", gp->gpu_perf.flip_complete);
gp->gpu_perf.flip_complete = 0;
cairo_set_source_rgba(ctx->cr, 1, 1, 1, 1);
cairo_move_to(ctx->cr, 12, y);
cairo_show_text(ctx->cr, buf);
y += 14;
ctx->last_y = y;
ctx->last_y += 118;
}
static void show_gem_objects(struct overlay_context *ctx)