kolibrios-fun/programs/develop/libraries/pixman/pixman-solid-fill.c

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/*
* Copyright © 2000 SuSE, Inc.
* Copyright © 2007, 2009 Red Hat, Inc.
* Copyright © 2009 Soren Sandmann
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of SuSE not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. SuSE makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "pixman-private.h"
static void
solid_fill_get_scanline_32 (pixman_image_t *image,
int x,
int y,
int width,
uint32_t * buffer,
const uint32_t *mask)
{
uint32_t *end = buffer + width;
uint32_t color = image->solid.color_32;
while (buffer < end)
*(buffer++) = color;
return;
}
static void
solid_fill_get_scanline_64 (pixman_image_t *image,
int x,
int y,
int width,
uint32_t * buffer,
const uint32_t *mask)
{
uint64_t *b = (uint64_t *)buffer;
uint64_t *e = b + width;
uint64_t color = image->solid.color_64;
while (b < e)
*(b++) = color;
}
static source_image_class_t
solid_fill_classify (pixman_image_t *image,
int x,
int y,
int width,
int height)
{
return SOURCE_IMAGE_CLASS_HORIZONTAL;
}
static void
solid_fill_property_changed (pixman_image_t *image)
{
image->common.get_scanline_32 = solid_fill_get_scanline_32;
image->common.get_scanline_64 = solid_fill_get_scanline_64;
}
static uint32_t
color_to_uint32 (const pixman_color_t *color)
{
return
(color->alpha >> 8 << 24) |
(color->red >> 8 << 16) |
(color->green & 0xff00) |
(color->blue >> 8);
}
static uint64_t
color_to_uint64 (const pixman_color_t *color)
{
return
((uint64_t)color->alpha << 48) |
((uint64_t)color->red << 32) |
((uint64_t)color->green << 16) |
((uint64_t)color->blue);
}
PIXMAN_EXPORT pixman_image_t *
pixman_image_create_solid_fill (pixman_color_t *color)
{
pixman_image_t *img = _pixman_image_allocate ();
if (!img)
return NULL;
img->type = SOLID;
img->solid.color = *color;
img->solid.color_32 = color_to_uint32 (color);
img->solid.color_64 = color_to_uint64 (color);
img->common.classify = solid_fill_classify;
img->common.property_changed = solid_fill_property_changed;
return img;
}