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Prepare for modification of gradient using shader.

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Prepare for modification of gradient using shader. The
 gradient pixmaps now is generated by pixman and we will
 replace them with shader. Add structure fields and
 dispatch functions which will be needed. Some auxiliary
 macro for vertex convert.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>

Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
This commit is contained in:
Junyan He 2012-03-23 04:05:48 +08:00 • committed by Eric Anholt
commit ccf5d7f52b
6 changed files with 78 additions and 7 deletions
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22
glamor/glamor_render.c
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@ -1275,6 +1275,28 @@ done:
return ret;
}
void
glamor_init_gradient_shader(ScreenPtr screen)
{
glamor_screen_private *glamor_priv;
glamor_priv = glamor_get_screen_private(screen);
}
void
glamor_fini_gradient_shader(ScreenPtr screen)
{
glamor_screen_private *glamor_priv;
glamor_gl_dispatch *dispatch;
glamor_priv = glamor_get_screen_private(screen);
dispatch = glamor_get_dispatch(glamor_priv);
glamor_put_dispatch(glamor_priv);
}
static PicturePtr
glamor_convert_gradient_picture(ScreenPtr screen,
PicturePtr source,