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Added function for setting component alpha

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This commit is contained in:
David Reveman 2004-09-11 19:55:24 +00:00
parent 1ba0de94fb
commit d0e30df8cb
5 changed files with 22 additions and 1 deletions
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1
pixman/AUTHORS
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@ -6,6 +6,7 @@ Anders Carlsson <andersca@gnome.org> Build fixes. New accessor functions.
Richard Henderson <rth@twiddle.net> "slim" macros for better shared libraries
Owen Taylor <otaylor@redhat.com> Support for both transform and repeat
Keith Packard <keithp@keithp.com> The original implementation of the compositing code.
David Reveman <c99drn@cs.umu.se> Byte-order and clipping fixes.
Vladimir Vukicevic <vladimir@pobox.com> Bug fix.
Bryan Worth <bryan@theworths.org> Cleanups to not depend on X header files.
Carl Worth <carl@theworths.org> General maintenance. Original port from X server code.

6
pixman/ChangeLog
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@ -1,8 +1,14 @@
2004-09-12 David Reveman <c99drn@cs.umu.se>
* src/icint.h: slim_hidden_proto pixman_image_set_component_alpha.
* src/pixman.h: Added pixman_image_set_component_alpha, making it
possible to use component alpha.
* src/icimage.c (pixman_image_set_clip_region): Make a copy of
the client owned region.
(IcComputeCompositeRegion): Intersect possible client region.
Added pixman_image_set_component_alpha.
* src/icint.h: Include "../config.h".
Define IMAGE_BYTE_ORDER and BITMAP_BIT_ORDER correctly.

9
pixman/src/icimage.c
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@ -144,6 +144,15 @@ pixman_image_init (pixman_image_t *image)
image->owns_pixels = 0;
}
void
pixman_image_set_component_alpha (pixman_image_t *image,
int component_alpha)
{
if (image)
image->componentAlpha = component_alpha;
}
slim_hidden_def(pixman_image_set_component_alpha);
int
pixman_image_set_transform (pixman_image_t *image,
pixman_transform_t *transform)

1
pixman/src/icint.h
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@ -819,6 +819,7 @@ slim_hidden_proto(pixman_color_to_pixel)
slim_hidden_proto(pixman_format_init)
slim_hidden_proto(pixman_image_destroy)
slim_hidden_proto(pixman_fill_rectangles)
slim_hidden_proto(pixman_image_set_component_alpha)
slim_hidden_proto(pixman_image_set_repeat)
slim_hidden_proto(pixman_composite)

6
pixman/src/pixman.h
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@ -54,7 +54,7 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/* $Id: pixman.h,v 1.13 2004-04-16 15:32:53 cworth Exp $ */
/* $Id: pixman.h,v 1.14 2004-09-12 02:55:24 davidr Exp $ */
/* libic.h */
@ -323,6 +323,10 @@ typedef enum {
PIXMAN_FILTER_BILINEAR
} pixman_filter_t;
void
pixman_image_set_component_alpha (pixman_image_t *image,
int component_alpha);
int
pixman_image_set_transform (pixman_image_t *image,
pixman_transform_t *transform);