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GskGLDriver: Add profiler

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Count the newly created textures, the reused ones and the uploads from
cairo surfaces per frame.
This commit is contained in:
Timm Bäder 2017-11-16 09:33:20 +01:00
parent ddb77d6c9b
commit 1d1c6a98ce
1 changed files with 68 additions and 32 deletions
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100
gsk/gskgldriver.c
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@ -3,6 +3,7 @@
#include "gskgldriverprivate.h"
#include "gskdebugprivate.h"
#include "gskprofilerprivate.h"
#include "gdk/gdktextureprivate.h"
#include <gdk/gdk.h>
@ -39,6 +40,12 @@ struct _GskGLDriver
GObject parent_instance;
GdkGLContext *gl_context;
GskProfiler *profiler;
struct {
GQuark created_textures;
GQuark reused_textures;
GQuark surface_uploads;
} counters;
Fbo default_fbo;
@ -122,6 +129,7 @@ gsk_gl_driver_finalize (GObject *gobject)
g_clear_pointer (&self->textures, g_hash_table_unref);
g_clear_pointer (&self->vaos, g_hash_table_unref);
g_clear_object (&self->profiler);
if (self->gl_context == gdk_gl_context_get_current ())
gdk_gl_context_clear_current ();
@ -193,6 +201,22 @@ gsk_gl_driver_init (GskGLDriver *self)
self->vaos = g_hash_table_new_full (NULL, NULL, NULL, vao_free);
self->max_texture_size = -1;
#ifdef G_ENABLE_DEBUG
self->profiler = gsk_profiler_new ();
self->counters.created_textures = gsk_profiler_add_counter (self->profiler,
"created_textures",
"Textures created this frame",
TRUE);
self->counters.reused_textures = gsk_profiler_add_counter (self->profiler,
"reused_textures",
"Textures reused this frame",
TRUE);
self->counters.surface_uploads = gsk_profiler_add_counter (self->profiler,
"surface_uploads",
"Texture uploads from surfaces this frame",
TRUE);
#endif
}
GskGLDriver *
@ -206,21 +230,21 @@ gsk_gl_driver_new (GdkGLContext *context)
}
void
gsk_gl_driver_begin_frame (GskGLDriver *driver)
gsk_gl_driver_begin_frame (GskGLDriver *self)
{
g_return_if_fail (GSK_IS_GL_DRIVER (driver));
g_return_if_fail (!driver->in_frame);
g_return_if_fail (GSK_IS_GL_DRIVER (self));
g_return_if_fail (!self->in_frame);
driver->in_frame = TRUE;
self->in_frame = TRUE;
if (driver->max_texture_size < 0)
if (self->max_texture_size < 0)
{
glGetIntegerv (GL_MAX_TEXTURE_SIZE, (GLint *) &driver->max_texture_size);
GSK_NOTE (OPENGL, g_print ("GL max texture size: %d\n", driver->max_texture_size));
glGetIntegerv (GL_MAX_TEXTURE_SIZE, (GLint *) &self->max_texture_size);
GSK_NOTE (OPENGL, g_print ("GL max texture size: %d\n", self->max_texture_size));
}
glBindFramebuffer (GL_FRAMEBUFFER, 0);
driver->bound_fbo = &driver->default_fbo;
self->bound_fbo = &self->default_fbo;
glActiveTexture (GL_TEXTURE0);
glBindTexture (GL_TEXTURE_2D, 0);
@ -232,31 +256,40 @@ gsk_gl_driver_begin_frame (GskGLDriver *driver)
glUseProgram (0);
glActiveTexture (GL_TEXTURE0);
gsk_profiler_reset (self->profiler);
}
void
gsk_gl_driver_end_frame (GskGLDriver *driver)
gsk_gl_driver_end_frame (GskGLDriver *self)
{
g_return_if_fail (GSK_IS_GL_DRIVER (driver));
g_return_if_fail (driver->in_frame);
g_return_if_fail (GSK_IS_GL_DRIVER (self));
g_return_if_fail (self->in_frame);
glBindTexture (GL_TEXTURE_2D, 0);
glUseProgram (0);
glBindVertexArray (0);
driver->bound_source_texture = NULL;
driver->bound_mask_texture = NULL;
driver->bound_vao = NULL;
driver->bound_fbo = NULL;
self->bound_source_texture = NULL;
self->bound_mask_texture = NULL;
self->bound_vao = NULL;
self->bound_fbo = NULL;
driver->default_fbo.fbo_id = 0;
self->default_fbo.fbo_id = 0;
GSK_NOTE (OPENGL,
g_print ("Textures created: %ld\n"
" Textures reused: %ld\n"
" Surface uploads: %ld\n",
gsk_profiler_counter_get (self->profiler, self->counters.created_textures),
gsk_profiler_counter_get (self->profiler, self->counters.reused_textures),
gsk_profiler_counter_get (self->profiler, self->counters.surface_uploads)));
GSK_NOTE (OPENGL,
g_print ("*** Frame end: textures=%d, vaos=%d\n",
g_hash_table_size (driver->textures),
g_hash_table_size (driver->vaos)));
g_hash_table_size (self->textures),
g_hash_table_size (self->vaos)));
driver->in_frame = FALSE;
self->in_frame = FALSE;
}
int
@ -388,7 +421,7 @@ find_texture_by_size (GHashTable *textures,
}
static Texture *
create_texture (GskGLDriver *driver,
create_texture (GskGLDriver *self,
float fwidth,
float fheight)
{
@ -397,23 +430,24 @@ create_texture (GskGLDriver *driver,
int width = ceilf (fwidth);
int height = ceilf (fheight);
if (width >= driver->max_texture_size ||
height >= driver->max_texture_size)
if (width >= self->max_texture_size ||
height >= self->max_texture_size)
{
g_critical ("Texture %d x %d is bigger than supported texture limit of %d; clipping...",
width, height,
driver->max_texture_size);
self->max_texture_size);
width = MIN (width, driver->max_texture_size);
height = MIN (height, driver->max_texture_size);
width = MIN (width, self->max_texture_size);
height = MIN (height, self->max_texture_size);
}
t = find_texture_by_size (driver->textures, width, height);
t = find_texture_by_size (self->textures, width, height);
if (t != NULL && !t->in_use && t->user == NULL)
{
GSK_NOTE (OPENGL, g_print ("Reusing Texture(%d) for size %dx%d\n",
t->texture_id, t->width, t->height));
t->in_use = TRUE;
gsk_profiler_counter_inc (self->profiler, self->counters.reused_textures);
return t;
}
@ -426,7 +460,8 @@ create_texture (GskGLDriver *driver,
t->min_filter = GL_NEAREST;
t->mag_filter = GL_NEAREST;
t->in_use = TRUE;
g_hash_table_insert (driver->textures, GINT_TO_POINTER (texture_id), t);
g_hash_table_insert (self->textures, GINT_TO_POINTER (texture_id), t);
gsk_profiler_counter_inc (self->profiler, self->counters.created_textures);
return t;
}
@ -837,7 +872,7 @@ gsk_gl_driver_init_texture_empty (GskGLDriver *driver,
}
void
gsk_gl_driver_init_texture_with_surface (GskGLDriver *driver,
gsk_gl_driver_init_texture_with_surface (GskGLDriver *self,
int texture_id,
cairo_surface_t *surface,
int min_filter,
@ -845,24 +880,25 @@ gsk_gl_driver_init_texture_with_surface (GskGLDriver *driver,
{
Texture *t;
g_return_if_fail (GSK_IS_GL_DRIVER (driver));
g_return_if_fail (GSK_IS_GL_DRIVER (self));
t = gsk_gl_driver_get_texture (driver, texture_id);
t = gsk_gl_driver_get_texture (self, texture_id);
if (t == NULL)
{
g_critical ("No texture %d found.", texture_id);
return;
}
if (!(driver->bound_source_texture == t || driver->bound_mask_texture == t))
if (!(self->bound_source_texture == t || self->bound_mask_texture == t))
{
g_critical ("You must bind the texture before initializing it.");
return;
}
gsk_gl_driver_set_texture_parameters (driver, min_filter, mag_filter);
gsk_gl_driver_set_texture_parameters (self, min_filter, mag_filter);
gdk_cairo_surface_upload_to_gl (surface, GL_TEXTURE_2D, t->width, t->height, NULL);
gsk_profiler_counter_inc (self->profiler, self->counters.surface_uploads);
t->min_filter = min_filter;
t->mag_filter = mag_filter;