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cogl-atlas: Increase the default minimum texture size

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When initially creating a texture it would start with a minimum size
of 256x256. This increases the size so that it would try to match 1MB
of memory.
This commit is contained in:
Neil Roberts 2010-08-06 11:44:39 +01:00
parent 8123330061
commit 92b712f6e4
1 changed files with 15 additions and 3 deletions
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18
cogl/cogl-atlas.c
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@ -498,9 +498,21 @@ _cogl_atlas_reserve_space (CoglAtlas *atlas,
}
else
{
/* Start with an initial size of 256x256 */
map_width = 256;
map_height = 256;
/* At least on Intel hardware, the texture size will be rounded
up to at least 1MB so we might as well try to aim for that as
an initial minimum size. If the format is only 1 byte per
pixel we can use 1024x1024, otherwise we'll assume it will
take 4 bytes per pixel and use 512x512. */
if (_cogl_get_format_bpp (atlas->texture_format) == 1)
{
map_width = 1024;
map_height = 1024;
}
else
{
map_width = 512;
map_height = 512;
}
}
new_map = _cogl_atlas_create_map (map_width, map_height,