varun-r-mallya/sysprof
1
0
Fork 0
mirror of https://github.com/varun-r-mallya/sysprof.git synced 2026-02-11 15:40:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

libsysprof-gtk: move some math to the GPU

Browse Source 
We can at least do the subtraction on the GPU by setting up the
transformation instead of on every data point.

It would be nice to do the rect as well but it looks like we might get
culled do to the rect width.
This commit is contained in:
Christian Hergert
2023-06-20 15:46:21 -07:00
parent 985bd35221
commit 5403f0335f
1 changed files with 9 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/libsysprof-gtk/sysprof-column-layer.c
View File

@ -48,6 +48,7 @@ sysprof_column_layer_snapshot (GtkWidget *widget,
{ {
SysprofColumnLayer *self = (SysprofColumnLayer *)widget; SysprofColumnLayer *self = (SysprofColumnLayer *)widget;
const SysprofXYSeriesValue *values; const SysprofXYSeriesValue *values;
graphene_matrix_t flip_y;
guint n_values; guint n_values;
double min_x, max_x; double min_x, max_x;
int line_width; int line_width;
@ -67,6 +68,11 @@ sysprof_column_layer_snapshot (GtkWidget *widget,
!(values = sysprof_xy_series_get_values (self->series, &n_values))) !(values = sysprof_xy_series_get_values (self->series, &n_values)))
return; return;
gtk_snapshot_save (snapshot);
graphene_matrix_init_from_2d (&flip_y, 1, 0, 0, -1, 0, height);
gtk_snapshot_transform_matrix (snapshot, &flip_y);
sysprof_xy_series_get_range (self->series, &min_x, NULL, &max_x, NULL); sysprof_xy_series_get_range (self->series, &min_x, NULL, &max_x, NULL);
/* NOTE: We might want to allow setting a "bucket size" for the /* NOTE: We might want to allow setting a "bucket size" for the
@ -85,10 +91,12 @@ sysprof_column_layer_snapshot (GtkWidget *widget,
gtk_snapshot_append_color (snapshot, gtk_snapshot_append_color (snapshot,
&self->color, &self->color,
&GRAPHENE_RECT_INIT (v->x * width, &GRAPHENE_RECT_INIT (v->x * width,
height - line_height, 0,
line_width, line_width,
line_height)); line_height));
} }
gtk_snapshot_restore (snapshot);
} }
static const SysprofXYSeriesValue * static const SysprofXYSeriesValue *