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converted tabs to spaces.

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2006-04-12  Sven Neumann  <sven@gimp.org>

	* tools/shadow.c: converted tabs to spaces.
This commit is contained in:
Sven Neumann
2006-04-12 12:51:42 +00:00
committed by Sven Neumann
parent 049872b361
commit 7385ae034f
2 changed files with 54 additions and 50 deletions
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4
devel-docs/ChangeLog
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@ -1,3 +1,7 @@
2006-04-12 Sven Neumann <sven@gimp.org>
* tools/shadow.c: converted tabs to spaces.
2006-04-06 Sven Neumann <sven@gimp.org> 2006-04-06 Sven Neumann <sven@gimp.org>
* libgimp/libgimp-sections.txt * libgimp/libgimp-sections.txt

100
devel-docs/tools/shadow.c
View File

@ -14,7 +14,7 @@ static double
gaussian (double x, double y, double r) gaussian (double x, double y, double r)
{ {
return ((1 / (2 * M_PI * r)) * return ((1 / (2 * M_PI * r)) *
exp ((- (x * x + y * y)) / (2 * r * r))); exp ((- (x * x + y * y)) / (2 * r * r)));
} }
static ConvFilter * static ConvFilter *
@ -33,19 +33,19 @@ create_blur_filter (int radius)
for (y = 0 ; y < filter->size; y++) for (y = 0 ; y < filter->size; y++)
{ {
for (x = 0 ; x < filter->size; x++) for (x = 0 ; x < filter->size; x++)
{ {
sum += filter->data[y * filter->size + x] = gaussian (x - (filter->size >> 1), sum += filter->data[y * filter->size + x] = gaussian (x - (filter->size >> 1),
y - (filter->size >> 1), y - (filter->size >> 1),
radius); radius);
} }
} }
for (y = 0; y < filter->size; y++) for (y = 0; y < filter->size; y++)
{ {
for (x = 0; x < filter->size; x++) for (x = 0; x < filter->size; x++)
{ {
filter->data[y * filter->size + x] /= sum; filter->data[y * filter->size + x] /= sum;
} }
} }
return filter; return filter;
@ -71,9 +71,9 @@ create_shadow (GdkPixbuf *src)
height = gdk_pixbuf_get_height (src) + BLUR_RADIUS * 2 + SHADOW_OFFSET; height = gdk_pixbuf_get_height (src) + BLUR_RADIUS * 2 + SHADOW_OFFSET;
dest = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (src), dest = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (src),
gdk_pixbuf_get_has_alpha (src), gdk_pixbuf_get_has_alpha (src),
gdk_pixbuf_get_bits_per_sample (src), gdk_pixbuf_get_bits_per_sample (src),
width, height); width, height);
gdk_pixbuf_fill (dest, 0); gdk_pixbuf_fill (dest, 0);
src_pixels = gdk_pixbuf_get_pixels (src); src_pixels = gdk_pixbuf_get_pixels (src);
src_rowstride = gdk_pixbuf_get_rowstride (src); src_rowstride = gdk_pixbuf_get_rowstride (src);
@ -86,47 +86,47 @@ create_shadow (GdkPixbuf *src)
for (y = 0; y < height; y++) for (y = 0; y < height; y++)
{ {
for (x = 0; x < width; x++) for (x = 0; x < width; x++)
{ {
int sumr = 0, sumg = 0, sumb = 0, suma = 0; int sumr = 0, sumg = 0, sumb = 0, suma = 0;
for (i = 0; i < filter->size; i++) for (i = 0; i < filter->size; i++)
{ {
for (j = 0; j < filter->size; j++) for (j = 0; j < filter->size; j++)
{ {
int src_x, src_y; int src_x, src_y;
src_y = -(BLUR_RADIUS + SHADOW_OFFSET) + y - (filter->size >> 1) + i; src_y = -(BLUR_RADIUS + SHADOW_OFFSET) + y - (filter->size >> 1) + i;
src_x = -(BLUR_RADIUS + SHADOW_OFFSET) + x - (filter->size >> 1) + j; src_x = -(BLUR_RADIUS + SHADOW_OFFSET) + x - (filter->size >> 1) + j;
if (src_y < 0 || src_y > gdk_pixbuf_get_height (src) || if (src_y < 0 || src_y > gdk_pixbuf_get_height (src) ||
src_x < 0 || src_x > gdk_pixbuf_get_width (src)) src_x < 0 || src_x > gdk_pixbuf_get_width (src))
continue; continue;
sumr += src_pixels [src_y * src_rowstride + sumr += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 0] * src_x * src_bpp + 0] *
filter->data [i * filter->size + j]; filter->data [i * filter->size + j];
sumg += src_pixels [src_y * src_rowstride + sumg += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 1] * src_x * src_bpp + 1] *
filter->data [i * filter->size + j]; filter->data [i * filter->size + j];
sumb += src_pixels [src_y * src_rowstride + sumb += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 2] * src_x * src_bpp + 2] *
filter->data [i * filter->size + j]; filter->data [i * filter->size + j];
if (src_bpp == 4) if (src_bpp == 4)
suma += src_pixels [src_y * src_rowstride + suma += src_pixels [src_y * src_rowstride +
src_x * src_bpp + 3] * src_x * src_bpp + 3] *
filter->data [i * filter->size + j]; filter->data [i * filter->size + j];
} }
} }
if (dest_bpp == 4) if (dest_bpp == 4)
dest_pixels [y * dest_rowstride + dest_pixels [y * dest_rowstride +
x * dest_bpp + 3] = suma * SHADOW_OPACITY; x * dest_bpp + 3] = suma * SHADOW_OPACITY;
} }
} }
return dest; return dest;
@ -140,10 +140,10 @@ create_shadowed_pixbuf (GdkPixbuf *src)
dest = create_shadow (src); dest = create_shadow (src);
gdk_pixbuf_composite (src, dest, gdk_pixbuf_composite (src, dest,
BLUR_RADIUS, BLUR_RADIUS, BLUR_RADIUS, BLUR_RADIUS,
gdk_pixbuf_get_width (src), gdk_pixbuf_get_width (src),
gdk_pixbuf_get_height (src), gdk_pixbuf_get_height (src),
BLUR_RADIUS, BLUR_RADIUS, 1.0, 1.0, BLUR_RADIUS, BLUR_RADIUS, 1.0, 1.0,
GDK_INTERP_NEAREST, 255); GDK_INTERP_NEAREST, 255);
return dest; return dest;
} }