static void
_evas_gl_common_shader_binary_hash(Evas_GL_Shared *shared)
{
if (shared->shaders_checksum)
return;
/* This hash makes it sure that if the shaders code changes, then we
* will not reuse the old binaries. */
shared->shaders_checksum = eina_stringshare_printf
("%#x:%#x",
eina_hash_superfast(fragment_glsl, strlen(fragment_glsl)),
eina_hash_superfast(vertex_glsl, strlen(vertex_glsl)));
}
//FIXME proper hash calculation
Tilehash tile_hash_calc(Filter *f, Rect *area)
{
Tilehash h;
char buf[1024];
int len;
h.filterhash = filter_hash_get(f);
len = sprintf(buf, "%d%d%d%d%d%dtail", h.filterhash->hash, area->corner.x, area->corner.y, area->width, area->height, area->corner.scale);
h.tilehash = eina_hash_superfast(buf, len);
h.area = *area;
return h;
}
void filter_hash_recalc(Filter *f)
{
Filter *next;
int i;
int len;
len = snprintf(f->hash.data, 1020, "%u%s", f->hash.prevhash, f->fc->shortname);
if (len >= 1020)
abort();
for(i=0;i<ea_count(f->settings);i++) {
len += mt_data_snprint(&f->hash.data[len],
1024-len,
((Meta*)ea_data(f->settings, i))->type,
((Meta*)ea_data(f->settings, i))->data);
if (len >= 1020)
abort();
}
for(i=0;i<ea_count(f->tune);i++) {
if (!((Meta*)ea_data(f->tune, i))->data) {
printf("FIXME! no data for tune %d (%s) in %s\n", i, ((Meta*)ea_data(f->tune, i))->name, f->fc->shortname);
continue;
}
//assert(((Meta*)ea_data(f->tune, i))->data);
len += mt_data_snprint(&f->hash.data[len],
1024-len,
((Meta*)ea_data(f->tune, i))->type,
((Meta*)ea_data(f->tune, i))->data);
if (len >= 1020)
abort();
}
len += snprintf(&f->hash.data[len], 1024-len, "tail");
f->hash.len = len;
f->hash.hash = eina_hash_superfast(f->hash.data, len);
if (f->node->con_trees_out && ea_count(f->node->con_trees_out)) {
assert(ea_count(f->node->con_trees_out) == 1);
next = ((Con *)ea_data(f->node->con_trees_out, 0))->sink->filter;
next->hash.prevhash = f->hash.hash;
filter_hash_recalc(next);
}
}
