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Imported Upstream version 2.3.7

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This commit is contained in:
Ari Pollak
2010-08-11 01:18:40 -04:00
parent de5dc4f4c2
commit 5bef548947
772 changed files with 75842 additions and 66943 deletions
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28
devel-docs/tools/shadow.c
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@ -23,13 +23,13 @@ create_blur_filter (int radius)
ConvFilter *filter;
int x, y;
double sum;
filter = g_new0 (ConvFilter, 1);
filter->size = radius * 2 + 1;
filter->data = g_new (double, filter->size * filter->size);
sum = 0.0;
for (y = 0 ; y < filter->size; y++)
{
for (x = 0 ; x < filter->size; x++)
@ -49,7 +49,7 @@ create_blur_filter (int radius)
}
return filter;
}
static GdkPixbuf *
@ -61,12 +61,12 @@ create_shadow (GdkPixbuf *src)
static ConvFilter *filter = NULL;
int src_rowstride, dest_rowstride;
int src_bpp, dest_bpp;
guchar *src_pixels, *dest_pixels;
if (!filter)
filter = create_blur_filter (BLUR_RADIUS);
width = gdk_pixbuf_get_width (src) + BLUR_RADIUS * 2 + SHADOW_OFFSET;
height = gdk_pixbuf_get_height (src) + BLUR_RADIUS * 2 + SHADOW_OFFSET;
@ -74,15 +74,15 @@ create_shadow (GdkPixbuf *src)
gdk_pixbuf_get_has_alpha (src),
gdk_pixbuf_get_bits_per_sample (src),
width, height);
gdk_pixbuf_fill (dest, 0);
gdk_pixbuf_fill (dest, 0);
src_pixels = gdk_pixbuf_get_pixels (src);
src_rowstride = gdk_pixbuf_get_rowstride (src);
src_bpp = gdk_pixbuf_get_has_alpha (src) ? 4 : 3;
dest_pixels = gdk_pixbuf_get_pixels (dest);
dest_rowstride = gdk_pixbuf_get_rowstride (dest);
dest_bpp = gdk_pixbuf_get_has_alpha (dest) ? 4 : 3;
for (y = 0; y < height; y++)
{
for (x = 0; x < width; x++)
@ -106,19 +106,19 @@ create_shadow (GdkPixbuf *src)
src_x * src_bpp + 0] *
filter->data [i * filter->size + j];
sumg += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 1] *
src_x * src_bpp + 1] *
filter->data [i * filter->size + j];
sumb += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 2] *
src_x * src_bpp + 2] *
filter->data [i * filter->size + j];
if (src_bpp == 4)
suma += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 3] *
filter->data [i * filter->size + j];
}
}
@ -128,7 +128,7 @@ create_shadow (GdkPixbuf *src)
}
}
return dest;
}
@ -136,7 +136,7 @@ GdkPixbuf *
create_shadowed_pixbuf (GdkPixbuf *src)
{
GdkPixbuf *dest;
dest = create_shadow (src);
gdk_pixbuf_composite (src, dest,