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Remove the texture cache code.

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Caching texture objects is not necessary based on previous testing.
To keep the code simple, we remove it.

Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
This commit is contained in:
Zhigang Gong 2012-05-15 10:52:37 +08:00 committed by Eric Anholt
parent c5b3c2cedc
commit 7f55e48499
2 changed files with 6 additions and 89 deletions
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94
glamor/glamor_fbo.c
View File

@ -34,7 +34,6 @@
#define GLAMOR_CACHE_DEFAULT 0
#define GLAMOR_CACHE_EXACT_SIZE 1
#define GLAMOR_CACHE_TEXTURE 2
//#define NO_FBO_CACHE 1
#define FBO_CACHE_THRESHOLD (256*1024*1024)
@ -105,14 +104,9 @@ glamor_pixmap_fbo_cache_get(glamor_screen_private *glamor_priv,
n_format = cache_format(format);
if (n_format == -1)
return NULL;
if (!(flag & GLAMOR_CACHE_TEXTURE))
cache = &glamor_priv->fbo_cache[n_format]
[cache_wbucket(w)]
[cache_hbucket(h)];
else
cache = &glamor_priv->tex_cache[n_format]
[cache_wbucket(w)]
[cache_hbucket(h)];
cache = &glamor_priv->fbo_cache[n_format]
[cache_wbucket(w)]
[cache_hbucket(h)];
if (!(flag & GLAMOR_CACHE_EXACT_SIZE)) {
xorg_list_for_each_entry(fbo_entry, cache, list) {
if (fbo_entry->width >= w && fbo_entry->height >= h) {
@ -186,14 +180,9 @@ glamor_pixmap_fbo_cache_put(glamor_pixmap_fbo *fbo)
return;
}
if (fbo->fb)
cache = &fbo->glamor_priv->fbo_cache[n_format]
[cache_wbucket(fbo->width)]
[cache_hbucket(fbo->height)];
else
cache = &fbo->glamor_priv->tex_cache[n_format]
[cache_wbucket(fbo->width)]
[cache_hbucket(fbo->height)];
cache = &fbo->glamor_priv->fbo_cache[n_format]
[cache_wbucket(fbo->width)]
[cache_hbucket(fbo->height)];
DEBUGF("Put cache entry %p to cache %p w %d h %d format %x fbo %d tex %d \n", fbo, cache,
fbo->width, fbo->height, fbo->format, fbo->fb, fbo->tex);
@ -310,19 +299,6 @@ glamor_fbo_expire(glamor_screen_private *glamor_priv)
fbo_entry->expire, glamor_priv->tick);
glamor_purge_fbo(fbo_entry);
}
#if 0
cache = &glamor_priv->tex_cache[i][j][k];
xorg_list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
if (GLAMOR_TICK_AFTER(fbo_entry->expire, glamor_priv->tick)) {
empty_cache = FALSE;
break;
}
xorg_list_del(&fbo_entry->list);
DEBUGF("cache %p fbo %p expired %d current %d \n", cache, fbo_entry,
fbo_entry->expire, glamor_priv->tick);
glamor_purge_fbo(fbo_entry);
}
#endif
}
}
@ -339,7 +315,6 @@ glamor_init_pixmap_fbo(ScreenPtr screen)
for(k = 0; k < CACHE_BUCKET_HCOUNT; k++)
{
xorg_list_init(&glamor_priv->fbo_cache[i][j][k]);
xorg_list_init(&glamor_priv->tex_cache[i][j][k]);
}
glamor_priv->fbo_cache_watermark = 0;
}
@ -362,13 +337,6 @@ glamor_fini_pixmap_fbo(ScreenPtr screen)
xorg_list_del(&fbo_entry->list);
glamor_purge_fbo(fbo_entry);
}
#if 0
cache = &glamor_priv->tex_cache[i][j][k];
xorg_list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
xorg_list_del(&fbo_entry->list);
glamor_purge_fbo(fbo_entry);
}
#endif
}
}
@ -380,56 +348,6 @@ glamor_destroy_fbo(glamor_pixmap_fbo *fbo)
}
static glamor_pixmap_fbo *
glamor_create_tex_obj(glamor_screen_private *glamor_priv,
int w, int h, GLenum format, int flag)
{
glamor_gl_dispatch *dispatch;
glamor_pixmap_fbo *fbo;
int cache_flag = GLAMOR_CACHE_TEXTURE;
GLuint tex;
if (flag == GLAMOR_CREATE_TEXTURE_EXACT_SIZE)
cache_flag |= GLAMOR_CACHE_EXACT_SIZE;
fbo = glamor_pixmap_fbo_cache_get(glamor_priv, w, h,
format, cache_flag);
if (fbo)
return fbo;
fbo = calloc(1, sizeof(*fbo));
if (fbo == NULL)
return NULL;
xorg_list_init(&fbo->list);
dispatch = glamor_get_dispatch(glamor_priv);
dispatch->glGenTextures(1, &tex);
dispatch->glBindTexture(GL_TEXTURE_2D, tex);
dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_NEAREST);
dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_NEAREST);
dispatch->glTexImage2D(GL_TEXTURE_2D, 0, format, w, h, 0, format,
GL_UNSIGNED_BYTE, NULL);
glamor_put_dispatch(glamor_priv);
fbo->tex = tex;
fbo->width = w;
fbo->height = h;
fbo->format = format;
fbo->glamor_priv = glamor_priv;
return fbo;
}
static void
glamor_destroy_tex_obj(glamor_pixmap_fbo * tex_obj)
{
assert(tex_obj->fb == 0);
xorg_list_del(&tex_obj->list);
glamor_pixmap_fbo_cache_put(tex_obj);
}
static int
_glamor_create_tex(glamor_screen_private *glamor_priv,
int w, int h, GLenum format)

1
glamor/glamor_priv.h
View File

@ -210,7 +210,6 @@ typedef struct glamor_screen_private {
int max_fbo_size;
struct xorg_list fbo_cache[CACHE_FORMAT_COUNT][CACHE_BUCKET_WCOUNT][CACHE_BUCKET_HCOUNT];
struct xorg_list tex_cache[CACHE_FORMAT_COUNT][CACHE_BUCKET_WCOUNT][CACHE_BUCKET_HCOUNT];
unsigned long fbo_cache_watermark;
/* glamor_solid */