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compositor-drm: Use matrix type to test for drm plane compatibility 

The drm planes (sprites) only support translation and scaling.  Now that
we have matrix.type, we can just look there to see if the transform is
compatible with kms.
This commit is contained in:
Kristian Høgsberg 2013-01-29 16:56:15 -05:00
parent 272d243e00
commit d92c09c770
1 changed files with 2 additions and 26 deletions
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28
src/compositor-drm.c
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@ -698,32 +698,8 @@ drm_output_check_sprite_format(struct drm_sprite *s,
static int
drm_surface_transform_supported(struct weston_surface *es)
{
struct weston_matrix *matrix = &es->transform.matrix;
int i;
if (!es->transform.enabled)
return 1;
for (i = 0; i < 16; i++) {
switch (i) {
case 10:
case 15:
if (matrix->d[i] != 1.0)
return 0;
break;
case 0:
case 5:
case 12:
case 13:
break;
default:
if (matrix->d[i] != 0.0)
return 0;
break;
}
}
return 1;
return !es->transform.enabled ||
(es->transform.matrix.type < WESTON_MATRIX_TRANSFORM_ROTATE);
}
static struct weston_plane *