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Commit e001af76 authored by Sven Neumann's avatar Sven Neumann Committed by Sven Neumann
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render a grayscale preview when the plug-in is run on a grayscale drawable 

2004-01-12  Sven Neumann  <sven@gimp.org>

	* plug-ins/common/CML_explorer.c: render a grayscale preview when
	the plug-in is run on a grayscale drawable (fixes bug #82465).
parent 2daaa3a3
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Showing with 45 additions and 22 deletions
ChangeLog
View file @ e001af76
2004-01-12 Sven Neumann <sven@gimp.org>
* gimptool-2.0.in: build the version number from just like it is done
* plug-ins/common/CML_explorer.c: render a grayscale preview when
the plug-in is run on a grayscale drawable (fixes bug #82465).
2004-01-12 Sven Neumann <sven@gimp.org>
* gimptool-2.0.in: build the version number just like it is done
for the pkg-config files.
2004-01-11 Manish Singh <yosh@gimp.org>
plug-ins/common/CML_explorer.c
View file @ e001af76
......@@ -309,7 +309,7 @@ static void run (const gchar *name,
gint *nreturn_vals,
GimpParam **return_vals);
static GimpPDBStatusType CML_main_function (gint preview_p);
static GimpPDBStatusType CML_main_function (gboolean preview_p);
static void CML_compute_next_step (gint size,
gdouble **h,
gdouble **s,
......@@ -523,7 +523,7 @@ run (const gchar *name,
}
static GimpPDBStatusType
CML_main_function (gint preview_p)
CML_main_function (gboolean preview_p)
{
GimpDrawable *drawable = NULL;
GimpPixelRgn dest_rgn, src_rgn;
......@@ -555,8 +555,7 @@ CML_main_function (gint preview_p)
if (preview_p)
{
dest_has_alpha = FALSE;
dest_is_gray = FALSE;
dest_bpp = 3;
dest_bpp = 3;
if (PREVIEW_WIDTH < x2 - x1) /* preview < drawable (selection) */
x2 = x1 + PREVIEW_WIDTH;
......@@ -638,7 +637,8 @@ CML_main_function (gint preview_p)
haux [index] = g_rand_double_range (gr, 0, 2);
break;
case RAND_AND_P:
haux [index] = (index % (2 * VALS.hue.diffusion_dist) == 0) ? g_rand_double (gr) : VALS.hue.power;
haux [index] = ((index % (2 * VALS.hue.diffusion_dist) == 0) ?
g_rand_double (gr) : VALS.hue.power);
break;
default:
haux [index] = VALS.hue.power;
......@@ -661,7 +661,8 @@ CML_main_function (gint preview_p)
saux [index] = g_rand_double_range (gr, 0, 2);
break;
case RAND_AND_P:
saux [index] = (index % (2 * VALS.sat.diffusion_dist) == 0) ? g_rand_double (gr) : VALS.sat.power;
saux [index] = ((index % (2 * VALS.sat.diffusion_dist) == 0) ?
g_rand_double (gr) : VALS.sat.power);
break;
default:
saux [index] = VALS.sat.power;
......@@ -684,7 +685,8 @@ CML_main_function (gint preview_p)
vaux [index] = g_rand_double_range (gr, 0, 2);
break;
case RAND_AND_P:
vaux [index] = (index % (2 * VALS.val.diffusion_dist) == 0) ? g_rand_double (gr) : VALS.val.power;
vaux [index] = ((index % (2 * VALS.val.diffusion_dist) == 0) ?
g_rand_double (gr) : VALS.val.power);
break;
default:
vaux [index] = VALS.val.power;
......@@ -724,7 +726,9 @@ CML_main_function (gint preview_p)
{
int index;
for (index = 0; index < MIN (cell_num, width_by_pixel / VALS.scale); index++)
for (index = 0;
index < MIN (cell_num, width_by_pixel / VALS.scale);
index++)
{
guchar buffer[4];
int rgbi[3];
......@@ -739,7 +743,9 @@ CML_main_function (gint preview_p)
vals[index] = (gdouble) rgbi[2] / (gdouble) 255;
}
}
if (! preview_p) gimp_progress_init (_("CML_explorer: evoluting..."));
if (! preview_p)
gimp_progress_init (_("CML_explorer: evoluting..."));
/* rolling start */
for (index = 0; index < VALS.start_offset; index++)
......@@ -749,9 +755,9 @@ CML_main_function (gint preview_p)
/* rendering */
for (dy = 0; dy < height_by_pixel; dy += VALS.scale)
{
gint i = 0;
gint r, g, b, h, s, v;
gint offset_x, offset_y, dest_offset;
gint i = 0;
gint r, g, b, h, s, v;
gint offset_x, offset_y, dest_offset;
if (height_by_pixel < dy + keep_height)
keep_height = height_by_pixel - dy;
......@@ -762,7 +768,9 @@ CML_main_function (gint preview_p)
gimp_pixel_rgn_get_rect (&src_rgn, src_buffer,
x1, y1 + dy, width_by_pixel, keep_height);
CML_compute_next_step (cell_num, &hues, &sats, &vals, &newh, &news, &newv,
CML_compute_next_step (cell_num,
&hues, &sats, &vals,
&newh, &news, &newv,
&haux, &saux, &vaux);
for (dx = 0; dx < cell_num; dx++)
......@@ -773,6 +781,7 @@ CML_main_function (gint preview_p)
if (! dest_is_gray)
gimp_hsv_to_rgb_int (&r, &g, &b);
/* render destination */
for (offset_y = 0;
(offset_y < VALS.scale) && (dy + offset_y < height_by_pixel);
......@@ -792,7 +801,9 @@ CML_main_function (gint preview_p)
rgbi[i] = src_buffer[offset_y * src_bpl
+ (dx * VALS.scale + offset_x) * src_bpp + i];
if (src_is_gray && (VALS.val.function == CML_KEEP_VALUES))
b = rgbi[0];
{
b = rgbi[0];
}
else
{
gimp_rgb_to_hsv_int (rgbi, rgbi + 1, rgbi + 2);
......@@ -805,7 +816,14 @@ CML_main_function (gint preview_p)
}
dest_offset = offset_y * dest_bpl + (dx * VALS.scale + offset_x) * dest_bpp;
if (dest_is_gray)
dest_buffer[dest_offset++] = b;
{
dest_buffer[dest_offset++] = b;
if (preview_p)
{
dest_buffer[dest_offset++] = b;
dest_buffer[dest_offset++] = b;
}
}
else
{
dest_buffer[dest_offset++] = r;
......@@ -814,10 +832,13 @@ CML_main_function (gint preview_p)
}
if (dest_has_alpha)
dest_buffer[dest_offset] = 255;
if ((!preview_p) && (++processed % (total / PROGRESS_UPDATE_NUM + 1)) == 0)
if ((!preview_p) &&
(++processed % (total / PROGRESS_UPDATE_NUM + 1)) == 0)
gimp_progress_update ((gdouble) processed / (gdouble) total);
}
}
if (preview_p)
for (i = 0; i < keep_height; i++)
gtk_preview_draw_row (GTK_PREVIEW (preview),
......@@ -830,14 +851,14 @@ CML_main_function (gint preview_p)
if (preview_p)
{
gtk_widget_queue_draw (preview);
gdk_flush ();
}
else
{
gimp_progress_update (1.0);
gimp_drawable_flush (drawable);
gimp_drawable_merge_shadow (drawable->drawable_id, TRUE);
gimp_drawable_update (drawable->drawable_id, x1, y1, (x2 - x1), (y2 - y1));
gimp_drawable_update (drawable->drawable_id,
x1, y1, (x2 - x1), (y2 - y1));
gimp_drawable_detach (drawable);
}
......@@ -1976,7 +1997,6 @@ CML_set_or_randomize_seed_callback (GtkWidget *widget,
(widget_pointers[3][0].updater) (widget_pointers[3]);
CML_initial_value_sensitives_update ();
gdk_flush ();
CML_preview_defer = FALSE;
}
......@@ -1991,7 +2011,6 @@ CML_copy_parameters_callback (GtkWidget *widget,
if (copy_source == copy_destination)
{
g_message (_("Warning: the source and the destination are the same channel."));
gdk_flush ();
return;
}
*channel_params[copy_destination] = *channel_params[copy_source];
......@@ -2001,7 +2020,6 @@ CML_copy_parameters_callback (GtkWidget *widget,
if (widgets[index].widget && widgets[index].updater)
(widgets[index].updater) (widgets + index);
gdk_flush ();
CML_preview_defer = FALSE;
preview_update ();
}
......
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