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plug-ins: port sparkle to GimpPlugIn

This commit is contained in:
Michael Natterer 2019-09-03 22:15:37 +02:00
parent 5c5b4642b1
commit bdbe1ee06d
1 changed files with 234 additions and 169 deletions
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403
plug-ins/common/sparkle.c
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@ -70,63 +70,81 @@ typedef struct
} SparkleVals;
/* Declare local functions.
*/
typedef struct _Sparkle Sparkle;
typedef struct _SparkleClass SparkleClass;
static void query (void);
static void run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static gboolean sparkle_dialog (GimpDrawable *drawable);
static gint compute_luminosity (const guchar *pixel,
gboolean gray,
gboolean has_alpha);
static gint compute_lum_threshold (GimpDrawable *drawable,
gdouble percentile);
static void sparkle (GimpDrawable *drawable,
GimpPreview *preview);
static void sparkle_preview (GimpDrawable *drawable,
GimpPreview *preview);
static void fspike (GeglBuffer *src_buffer,
GeglBuffer *dest_buffer,
const Babl *format,
gint bytes,
gint x1,
gint y1,
gint x2,
gint y2,
gint xr,
gint yr,
gdouble inten,
gdouble length,
gdouble angle,
GRand *gr,
guchar *dest_buf);
static void rpnt (GeglBuffer *dest_buffer,
const Babl *format,
gint x1,
gint y1,
gint x2,
gint y2,
gdouble xr,
gdouble yr,
gint bytes,
gdouble inten,
guchar color[MAX_CHANNELS],
guchar *dest_buf);
const GimpPlugInInfo PLUG_IN_INFO =
struct _Sparkle
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
GimpPlugIn parent_instance;
};
struct _SparkleClass
{
GimpPlugInClass parent_class;
};
#define SPARKLE_TYPE (sparkle_get_type ())
#define SPARKLE (obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SPARKLE_TYPE, Sparkle))
GType sparkle_get_type (void) G_GNUC_CONST;
static GList * sparkle_query_procedures (GimpPlugIn *plug_in);
static GimpProcedure * sparkle_create_procedure (GimpPlugIn *plug_in,
const gchar *name);
static GimpValueArray * sparkle_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
GimpDrawable *drawable,
const GimpValueArray *args,
gpointer run_data);
static gboolean sparkle_dialog (GimpDrawable *drawable);
static gint compute_luminosity (const guchar *pixel,
gboolean gray,
gboolean has_alpha);
static gint compute_lum_threshold (GimpDrawable *drawable,
gdouble percentile);
static void sparkle (GimpDrawable *drawable,
GimpPreview *preview);
static void sparkle_preview (GimpDrawable *drawable,
GimpPreview *preview);
static void fspike (GeglBuffer *src_buffer,
GeglBuffer *dest_buffer,
const Babl *format,
gint bytes,
gint x1,
gint y1,
gint x2,
gint y2,
gint xr,
gint yr,
gdouble inten,
gdouble length,
gdouble angle,
GRand *gr,
guchar *dest_buf);
static void rpnt (GeglBuffer *dest_buffer,
const Babl *format,
gint x1,
gint y1,
gint x2,
gint y2,
gdouble xr,
gdouble yr,
gint bytes,
gdouble inten,
guchar color[MAX_CHANNELS],
guchar *dest_buf);
G_DEFINE_TYPE (Sparkle, sparkle, GIMP_TYPE_PLUG_IN)
GIMP_MAIN (SPARKLE_TYPE)
static SparkleVals svals =
{
0.001, /* luminosity threshold */
@ -147,150 +165,197 @@ static SparkleVals svals =
static gint num_sparkles;
MAIN ()
static void
query (void)
sparkle_class_init (SparkleClass *klass)
{
static const GimpParamDef args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image (unused)" },
{ GIMP_PDB_DRAWABLE, "drawable", "Input drawable" },
{ GIMP_PDB_FLOAT, "lum-threshold", "Luminosity threshold (0.0 - 1.0)" },
{ GIMP_PDB_FLOAT, "flare-inten", "Flare intensity (0.0 - 1.0)" },
{ GIMP_PDB_INT32, "spike-len", "Spike length (in pixels)" },
{ GIMP_PDB_INT32, "spike-pts", "# of spike points" },
{ GIMP_PDB_INT32, "spike-angle", "Spike angle (0-360 degrees, -1: random)" },
{ GIMP_PDB_FLOAT, "density", "Spike density (0.0 - 1.0)" },
{ GIMP_PDB_FLOAT, "transparency", "Transparency (0.0 - 1.0)" },
{ GIMP_PDB_FLOAT, "random-hue", "Random hue (0.0 - 1.0)" },
{ GIMP_PDB_FLOAT, "random-saturation", "Random saturation (0.0 - 1.0)" },
{ GIMP_PDB_INT32, "preserve-luminosity", "Preserve luminosity (TRUE/FALSE)" },
{ GIMP_PDB_INT32, "inverse", "Inverse (TRUE/FALSE)" },
{ GIMP_PDB_INT32, "border", "Add border (TRUE/FALSE)" },
{ GIMP_PDB_INT32, "color-type", "Color of sparkles: { NATURAL (0), FOREGROUND (1), BACKGROUND (2) }" }
};
GimpPlugInClass *plug_in_class = GIMP_PLUG_IN_CLASS (klass);
gimp_install_procedure (PLUG_IN_PROC,
N_("Turn bright spots into starry sparkles"),
"Uses a percentage based luminoisty threhsold to find "
"candidate pixels for adding some sparkles (spikes). ",
"John Beale, & (ported to GIMP v0.54) Michael "
"J. Hammel & ted to GIMP v1.0) & Seth Burgess & "
"Spencer Kimball",
"John Beale",
"Version 1.27, September 2003",
N_("_Sparkle..."),
"RGB*, GRAY*",
GIMP_PDB_PROC_TYPE_PLUGIN,
G_N_ELEMENTS (args), 0,
args, NULL);
gimp_plugin_menu_register (PLUG_IN_PROC,
"<Image>/Filters/Light and Shadow/Light");
plug_in_class->query_procedures = sparkle_query_procedures;
plug_in_class->create_procedure = sparkle_create_procedure;
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
sparkle_init (Sparkle *sparkle)
{
static GimpParam values[1];
GimpRunMode run_mode;
GimpDrawable *drawable;
gint32 drawable_ID;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
gint x, y, w, h;
}
static GList *
sparkle_query_procedures (GimpPlugIn *plug_in)
{
return g_list_append (NULL, g_strdup (PLUG_IN_PROC));
}
static GimpProcedure *
sparkle_create_procedure (GimpPlugIn *plug_in,
const gchar *name)
{
GimpProcedure *procedure = NULL;
if (! strcmp (name, PLUG_IN_PROC))
{
procedure = gimp_image_procedure_new (plug_in, name,
GIMP_PDB_PROC_TYPE_PLUGIN,
sparkle_run, NULL, NULL);
gimp_procedure_set_image_types (procedure, "RGB*, GRAY*");
gimp_procedure_set_menu_label (procedure, N_("_Sparkle..."));
gimp_procedure_add_menu_path (procedure,
"<Image>/Filters/Light and Shadow/Light");
gimp_procedure_set_documentation (procedure,
N_("Turn bright spots into "
"starry sparkles"),
"Uses a percentage based luminoisty "
"threhsold to find candidate pixels "
"for adding some sparkles (spikes).",
name);
gimp_procedure_set_attribution (procedure,
"John Beale, & (ported to GIMP v0.54) "
"Michael J. Hammel & ted to GIMP v1.0) "
"& Seth Burgess & Spencer Kimball",
"John Beale",
"Version 1.27, September 2003");
GIMP_PROC_ARG_DOUBLE (procedure, "lum-threshold",
"Lum threshold",
"Luminosity threshold",
0.0, 1.0, 0.001,
G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "flare-inten",
"Flare inten",
"Flare intensity",
0.0, 1.0, 0.5,
G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "spike-len",
"Spike len",
"Spike length (in pixels)",
1, 1000, 20,
G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "spike-points",
"Spike points",
"# of spike points",
1, 1000, 4,
G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "spike-angle",
"Spike angle",
"Spike angle (-1: random)",
-1, 360, 15,
G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "density",
"Density",
"Spike density",
0.0, 1.0, 1.0,
G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "transparency",
"Transparency",
"Transparency",
0.0, 1.0, 0.0,
G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "random-hue",
"Random hue",
"Random hue",
0.0, 1.0, 0.0,
G_PARAM_READWRITE);
GIMP_PROC_ARG_DOUBLE (procedure, "random-saturation",
"Random saturation",
"Random saturation",
0.0, 1.0, 0.0,
G_PARAM_READWRITE);
GIMP_PROC_ARG_BOOLEAN (procedure, "preserve-luminosity",
"Preserve luminosity",
"Preserve luminosity",
FALSE,
G_PARAM_READWRITE);
GIMP_PROC_ARG_BOOLEAN (procedure, "inverse",
"Inverse",
"Inverse",
FALSE,
G_PARAM_READWRITE);
GIMP_PROC_ARG_BOOLEAN (procedure, "border",
"Border",
"Add border",
FALSE,
G_PARAM_READWRITE);
GIMP_PROC_ARG_INT (procedure, "color-type",
"Color type",
"Color of sparkles: { NATURAL (0), "
"FOREGROUND (1), BACKGROUND (2) }",
0, 2, NATURAL,
G_PARAM_READWRITE);
}
return procedure;
}
static GimpValueArray *
sparkle_run (GimpProcedure *procedure,
GimpRunMode run_mode,
GimpImage *image,
GimpDrawable *drawable,
const GimpValueArray *args,
gpointer run_data)
{
gint x, y, w, h;
INIT_I18N ();
gegl_init (NULL, NULL);
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
run_mode = param[0].data.d_int32;
drawable_ID = param[2].data.d_drawable;
drawable = gimp_drawable_get_by_id (drawable_ID);
if (! gimp_drawable_mask_intersect (drawable, &x, &y, &w, &h))
{
g_message (_("Region selected for filter is empty"));
return;
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_SUCCESS,
NULL);
}
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &svals);
/* First acquire information with a dialog */
if (! sparkle_dialog (drawable))
return;
{
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CANCEL,
NULL);
}
break;
case GIMP_RUN_NONINTERACTIVE:
/* Make sure all the arguments are there! */
if (nparams != 16)
{
status = GIMP_PDB_CALLING_ERROR;
}
else
{
svals.lum_threshold = param[3].data.d_float;
svals.flare_inten = param[4].data.d_float;
svals.spike_len = param[5].data.d_int32;
svals.spike_pts = param[6].data.d_int32;
svals.spike_angle = param[7].data.d_int32;
svals.density = param[8].data.d_float;
svals.transparency = param[9].data.d_float;
svals.random_hue = param[10].data.d_float;
svals.random_saturation = param[11].data.d_float;
svals.preserve_luminosity = (param[12].data.d_int32) ? TRUE : FALSE;
svals.inverse = (param[13].data.d_int32) ? TRUE : FALSE;
svals.border = (param[14].data.d_int32) ? TRUE : FALSE;
svals.colortype = param[15].data.d_int32;
if (svals.lum_threshold < 0.0 || svals.lum_threshold > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.flare_inten < 0.0 || svals.flare_inten > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.spike_len < 0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.spike_pts < 0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.spike_angle < -1 || svals.spike_angle > 360)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.density < 0.0 || svals.density > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.transparency < 0.0 || svals.transparency > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.random_hue < 0.0 || svals.random_hue > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.random_saturation < 0.0 ||
svals.random_saturation > 1.0)
status = GIMP_PDB_CALLING_ERROR;
else if (svals.colortype < NATURAL || svals.colortype > BACKGROUND)
status = GIMP_PDB_CALLING_ERROR;
}
svals.lum_threshold = GIMP_VALUES_GET_DOUBLE (args, 0);
svals.flare_inten = GIMP_VALUES_GET_DOUBLE (args, 1);
svals.spike_len = GIMP_VALUES_GET_INT (args, 2);
svals.spike_pts = GIMP_VALUES_GET_INT (args, 3);
svals.spike_angle = GIMP_VALUES_GET_INT (args, 4);
svals.density = GIMP_VALUES_GET_DOUBLE (args, 5);
svals.transparency = GIMP_VALUES_GET_DOUBLE (args, 6);
svals.random_hue = GIMP_VALUES_GET_DOUBLE (args, 7);
svals.random_saturation = GIMP_VALUES_GET_DOUBLE (args, 8);
svals.preserve_luminosity = GIMP_VALUES_GET_BOOLEAN (args, 9);
svals.inverse = GIMP_VALUES_GET_BOOLEAN (args, 10);
svals.border = GIMP_VALUES_GET_BOOLEAN (args, 11);
svals.colortype = GIMP_VALUES_GET_INT (args, 12);
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data (PLUG_IN_PROC, &svals);
break;
default:
break;
}
/* Make sure that the drawable is gray or RGB color */
if (gimp_drawable_is_rgb (drawable) ||
gimp_drawable_is_gray (drawable))
{
@ -301,17 +366,17 @@ run (const gchar *name,
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
/* Store mvals data */
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_set_data (PLUG_IN_PROC, &svals, sizeof (SparkleVals));
}
else
{
/* gimp_message ("sparkle: cannot operate on indexed color images"); */
status = GIMP_PDB_EXECUTION_ERROR;
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_EXECUTION_ERROR,
NULL);
}
values[0].data.d_status = status;
return gimp_procedure_new_return_values (procedure, GIMP_PDB_SUCCESS, NULL);
}
static gboolean