mirror of https://github.com/GNOME/gimp.git
644 lines
19 KiB
C
644 lines
19 KiB
C
/*
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* This is the FlareFX plug-in for the GIMP 0.99
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* Version 1.04
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*
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* Copyright (C) 1997-1998 Karl-Johan Andersson (t96kja@student.tdb.uu.se)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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* Please send any comments or suggestions to me,
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* Karl-Johan Andersson (t96kja@student.tdb.uu.se)
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*
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* TODO:
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* - add "streaks" from lightsource
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* - improve the user interface
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* - speed it up
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* - more flare types, more control (color, size, intensity...)
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*
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* Missing something? - please contact me!
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*
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*/
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#include <stdlib.h>
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#include <math.h>
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#include "libgimp/gimp.h"
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#include "gtk/gtk.h"
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/* --- Defines --- */
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#define ENTRY_WIDTH 75
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/* --- Typedefs --- */
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typedef struct {
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gint posx;
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gint posy;
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} FlareValues;
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typedef struct {
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gint run;
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} FlareInterface;
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typedef struct RGBFLOAT {
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gfloat r;
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gfloat g;
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gfloat b;
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} RGBfloat;
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typedef struct REFLECT {
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RGBfloat ccol;
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gfloat size;
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gint xp;
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gint yp;
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gint type;
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} Reflect;
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/* --- Declare local functions --- */
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static void query (void);
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static void run (char *name,
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int nparams,
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GParam *param,
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int *nreturn_vals,
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GParam **return_vals);
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static gint flare_dialog (void);
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static void flare_close_callback (GtkWidget *widget, gpointer data);
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static void flare_ok_callback (GtkWidget *widget, gpointer data);
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static void flare_entry_callback (GtkWidget *widget, gpointer data);
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static void FlareFX (GDrawable *drawable);
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void mcolor (guchar *s, gfloat h);
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void mglow (guchar *s, gfloat h);
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void minner (guchar *s, gfloat h);
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void mouter (guchar *s, gfloat h);
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void mhalo (guchar *s, gfloat h);
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void initref (gint sx, gint sy, gint width, gint height, gint matt);
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void fixpix (guchar *data, float procent, RGBfloat colpro);
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void mrt1 (guchar *s, gint i, gint col, gint row);
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void mrt2 (guchar *s, gint i, gint col, gint row);
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void mrt3 (guchar *s, gint i, gint col, gint row);
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void mrt4 (guchar *s, gint i, gint col, gint row);
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/* --- Variables --- */
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GPlugInInfo PLUG_IN_INFO =
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{
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NULL, /* init_proc */
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NULL, /* quit_proc */
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query, /* query_proc */
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run, /* run_proc */
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};
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static FlareValues fvals =
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{
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50, /* posx */
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50 /* posy */
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};
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static FlareInterface fint =
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{
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FALSE /* run */
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};
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gfloat scolor, sglow, sinner, souter; /* size */
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gfloat shalo;
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gint xs, ys;
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gint numref;
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RGBfloat color, glow, inner, outer, halo;
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Reflect ref1[19];
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/* --- Functions --- */
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MAIN ()
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static void query ()
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{
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static GParamDef args[] =
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{
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{ PARAM_INT32, "run_mode", "Interactive, non-interactive" },
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{ PARAM_IMAGE, "image", "Input image (unused)" },
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{ PARAM_DRAWABLE, "drawable", "Input drawable" },
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{ PARAM_INT32, "posx", "X-position" },
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{ PARAM_INT32, "posy", "Y-position" }
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};
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static GParamDef *return_vals = NULL;
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static int nargs = sizeof (args) / sizeof (args[0]);
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static int nreturn_vals = 0;
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gimp_install_procedure ("plug_in_flarefx",
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"Add lens flare effetcs",
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"More here later",
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"Karl-Johan Andersson", /* Author */
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"Karl-Johan Andersson", /* Copyright */
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"1998",
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"<Image>/Filters/Light Effects/FlareFX",
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"RGB*",
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PROC_PLUG_IN,
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nargs, nreturn_vals,
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args, return_vals);
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}
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static void run (gchar *name,
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gint nparams,
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GParam *param,
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gint *nreturn_vals,
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GParam **return_vals)
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{
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static GParam values[1];
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GDrawable *drawable;
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GRunModeType run_mode;
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GStatusType status = STATUS_SUCCESS;
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run_mode = param[0].data.d_int32;
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*nreturn_vals = 1;
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*return_vals = values;
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values[0].type = PARAM_STATUS;
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values[0].data.d_status = status;
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/* Get the specified drawable */
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drawable = gimp_drawable_get (param[2].data.d_drawable);
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switch (run_mode)
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{
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case RUN_INTERACTIVE:
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/* Possibly retrieve data */
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gimp_get_data ("plug_in_flarefx", &fvals);
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/* First acquire information with a dialog */
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if (! flare_dialog ())
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{
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gimp_drawable_detach (drawable);
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return;
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}
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break;
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case RUN_NONINTERACTIVE:
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/* Make sure all the arguments are there! */
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if (nparams != 5)
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status = STATUS_CALLING_ERROR;
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if (status == STATUS_SUCCESS)
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{
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fvals.posx = (gint) param[3].data.d_int32;
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fvals.posy = (gint) param[4].data.d_int32;
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}
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break;
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case RUN_WITH_LAST_VALS:
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/* Possibly retrieve data */
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gimp_get_data ("plug_in_flarefx", &fvals);
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break;
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default:
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break;
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}
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if (status == STATUS_SUCCESS)
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{
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/* Make sure that the drawable is gray or RGB color */
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if (gimp_drawable_color (drawable->id) || gimp_drawable_gray (drawable->id))
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{
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gimp_progress_init ("Render flare...");
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gimp_tile_cache_ntiles (2 * (drawable->width / gimp_tile_width () + 1));
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FlareFX (drawable);
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if (run_mode != RUN_NONINTERACTIVE)
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gimp_displays_flush ();
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/* Store data */
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if (run_mode == RUN_INTERACTIVE)
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gimp_set_data ("plug_in_flarefx", &fvals, sizeof (FlareValues));
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}
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else
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{
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/* gimp_message ("FlareFX: cannot operate on indexed color images"); */
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status = STATUS_EXECUTION_ERROR;
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}
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}
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values[0].data.d_status = status;
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gimp_drawable_detach (drawable);
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}
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static gint flare_dialog()
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{
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GtkWidget *dlg;
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GtkWidget *frame;
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GtkWidget *table;
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GtkWidget *button;
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GtkWidget *label;
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GtkWidget *entry;
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gchar **argv;
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gint argc;
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guchar buffer[32];
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argc = 1;
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argv = g_new (gchar *, 1);
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argv[0] = g_strdup ("flarefx");
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gtk_init (&argc, &argv);
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gtk_rc_parse (gimp_gtkrc ());
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dlg = gtk_dialog_new ();
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gtk_window_set_title (GTK_WINDOW (dlg), "FlareFX");
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gtk_window_position (GTK_WINDOW (dlg), GTK_WIN_POS_MOUSE);
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gtk_signal_connect (GTK_OBJECT (dlg), "destroy",
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(GtkSignalFunc) flare_close_callback,
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NULL);
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/* Action area */
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button = gtk_button_new_with_label ("OK");
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GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
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gtk_signal_connect (GTK_OBJECT (button), "clicked",
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(GtkSignalFunc) flare_ok_callback,
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dlg);
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gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dlg)->action_area), button, TRUE, TRUE, 0);
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gtk_widget_grab_default (button);
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gtk_widget_show (button);
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button = gtk_button_new_with_label ("Cancel");
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GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
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gtk_signal_connect_object (GTK_OBJECT (button), "clicked",
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(GtkSignalFunc) gtk_widget_destroy,
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GTK_OBJECT (dlg));
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gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dlg)->action_area), button, TRUE, TRUE, 0);
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gtk_widget_show (button);
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/* parameter settings */
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frame = gtk_frame_new ("Parameter Settings");
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
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gtk_container_border_width (GTK_CONTAINER (frame), 10);
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gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dlg)->vbox), frame, TRUE, TRUE, 0);
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table = gtk_table_new (2, 2, FALSE);
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gtk_container_border_width (GTK_CONTAINER (table), 10);
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gtk_container_add (GTK_CONTAINER (frame), table);
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label = gtk_label_new ("X-position");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1, GTK_FILL, 0, 5, 0 );
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gtk_widget_show (label);
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entry = gtk_entry_new ();
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gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 0, 1, GTK_FILL, GTK_FILL, 0, 0 );
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gtk_widget_set_usize( entry, ENTRY_WIDTH, 0 );
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sprintf( buffer, "%d", fvals.posx );
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gtk_entry_set_text (GTK_ENTRY (entry), buffer );
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gtk_signal_connect (GTK_OBJECT (entry), "changed",
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(GtkSignalFunc) flare_entry_callback,
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&fvals.posx);
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gtk_widget_show (entry);
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label = gtk_label_new ("Y-position");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2, GTK_FILL, 0, 5, 0 );
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gtk_widget_show (label);
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entry = gtk_entry_new ();
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gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2, GTK_FILL, GTK_FILL, 0, 0 );
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gtk_widget_set_usize( entry, ENTRY_WIDTH, 0 );
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sprintf( buffer, "%d", fvals.posy );
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gtk_entry_set_text (GTK_ENTRY (entry), buffer );
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gtk_signal_connect (GTK_OBJECT (entry), "changed",
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(GtkSignalFunc) flare_entry_callback,
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&fvals.posy);
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gtk_widget_show (entry);
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/* label = gtk_label_new ("Turbulence");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2, GTK_FILL, 0, 5, 0);
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gtk_widget_show (label);
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scale_data = gtk_adjustment_new (pvals.turbulence, 0.1, 7.0, 0.1, 0.1, 0.0);
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scale = gtk_hscale_new (GTK_ADJUSTMENT (scale_data));
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gtk_widget_set_usize (scale, SCALE_WIDTH, 0);
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gtk_table_attach (GTK_TABLE (table), scale, 1, 2, 1, 2, GTK_FILL, 0, 0, 0);
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gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP);
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gtk_scale_set_digits (GTK_SCALE (scale), 1);
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gtk_range_set_update_policy (GTK_RANGE (scale), GTK_UPDATE_DELAYED);
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gtk_signal_connect (GTK_OBJECT (scale_data), "value_changed",
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(GtkSignalFunc) plasma_scale_update,
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&pvals.turbulence);
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gtk_widget_show (scale); */
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gtk_widget_show (frame);
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gtk_widget_show (table);
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gtk_widget_show (dlg);
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gtk_main ();
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gdk_flush ();
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return fint.run;
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}
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/* --- Interface functions --- */
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static void flare_close_callback (GtkWidget *widget, gpointer data)
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{
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gtk_main_quit ();
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}
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static void flare_ok_callback (GtkWidget *widget, gpointer data)
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{
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fint.run = TRUE;
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gtk_widget_destroy (GTK_WIDGET (data));
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}
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static void flare_entry_callback (GtkWidget *widget, gpointer data)
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{
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gint *text_val;
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text_val = (gint*)data;
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*text_val = atoi (gtk_entry_get_text (GTK_ENTRY (widget)));
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}
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/* --- Filter functions --- */
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static void FlareFX (GDrawable *drawable)
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{
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GPixelRgn srcPR, destPR;
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gint width, height;
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gint bytes;
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guchar *dest, *d;
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guchar *cur_row, *s;
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gint row, col, i;
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gint x1, y1, x2, y2;
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gint matt;
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gfloat hyp;
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/* Get the input area. This is the bounding box of the selection in
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* the image (or the entire image if there is no selection). Only
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* operating on the input area is simply an optimization. It doesn't
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* need to be done for correct operation. (It simply makes it go
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* faster, since fewer pixels need to be operated on).
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*/
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gimp_drawable_mask_bounds (drawable->id, &x1, &y1, &x2, &y2);
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/* Get the size of the input image. (This will/must be the same
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* as the size of the output image.
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*/
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width = drawable->width;
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height = drawable->height;
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bytes = drawable->bpp;
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matt = width;
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/* allocate row buffers */
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cur_row = (guchar *) malloc ((x2 - x1) * bytes);
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dest = (guchar *) malloc ((x2 - x1) * bytes);
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/* initialize the pixel regions */
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gimp_pixel_rgn_init (&srcPR, drawable, 0, 0, width, height, FALSE, FALSE);
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gimp_pixel_rgn_init (&destPR, drawable, 0, 0, width, height, TRUE, TRUE);
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xs = fvals.posx;
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ys = fvals.posy;
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scolor = (gfloat)matt * 0.0375;
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sglow = (gfloat)matt * 0.078125;
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sinner = (gfloat)matt * 0.1796875;
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souter = (gfloat)matt * 0.3359375;
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shalo = (gfloat)matt * 0.084375;
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color.r = 239.0/255.0; color.g = 239.0/255.0; color.b = 239.0/255.0;
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glow.r = 245.0/255.0; glow.g = 245.0/255.0; glow.b = 245.0/255.0;
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inner.r = 255.0/255.0; inner.g = 38.0/255.0; inner.b = 43.0/255.0;
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outer.r = 69.0/255.0; outer.g = 59.0/255.0; outer.b = 64.0/255.0;
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halo.r = 80.0/255.0; halo.g = 15.0/255.0; halo.b = 4.0/255.0;
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initref (xs, ys, width, height, matt);
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/* Loop through the rows */
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for (row = y1; row < y2; row++) /* y-coord */
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{
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gimp_pixel_rgn_get_row (&srcPR, cur_row, x1, row, x2-x1);
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d = dest;
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s = cur_row;
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for (col = x1; col < x2; col++) /* x-coord */
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{
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hyp = hypot (col-xs, row-ys);
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mcolor (s, hyp); /* make color */
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mglow (s, hyp); /* make glow */
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minner (s, hyp); /* make inner */
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mouter (s, hyp); /* make outer */
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mhalo (s, hyp); /* make halo */
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for (i = 0; i < numref; i++) {
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switch (ref1[i].type) {
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case 1:
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mrt1 (s, i, col, row);
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break;
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case 2:
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mrt2 (s, i, col, row);
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break;
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case 3:
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mrt3 (s, i, col, row);
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break;
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case 4:
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mrt4 (s, i, col, row);
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break;
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}
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}
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s+=bytes;
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}
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/* store the dest */
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gimp_pixel_rgn_set_row (&destPR, cur_row, x1, row, (x2 - x1));
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if ((row % 5) == 0)
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gimp_progress_update ((double) row / (double) (y2 - y1));
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}
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/* update the textured region */
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gimp_drawable_flush (drawable);
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gimp_drawable_merge_shadow (drawable->id, TRUE);
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gimp_drawable_update (drawable->id, x1, y1, (x2 - x1), (y2 - y1));
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free (cur_row);
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free (dest);
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}
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void mcolor (guchar *s, gfloat h)
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{
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static gfloat procent;
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procent = scolor - h;
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procent/=scolor;
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if (procent > 0.0) {
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procent*=procent;
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fixpix (s, procent, color);
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}
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}
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void mglow (guchar *s, gfloat h)
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{
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static gfloat procent;
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procent = sglow - h;
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procent/=sglow;
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if (procent > 0.0) {
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procent*=procent;
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fixpix (s, procent, glow);
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}
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}
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void minner (guchar *s, gfloat h)
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{
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static gfloat procent;
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procent = sinner - h;
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procent/=sinner;
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if (procent > 0.0) {
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procent*=procent;
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fixpix (s, procent, inner);
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}
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}
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void mouter (guchar *s, gfloat h)
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{
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static gfloat procent;
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procent = souter - h;
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procent/=souter;
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if (procent > 0.0)
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fixpix (s, procent, outer);
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}
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void mhalo (guchar *s, gfloat h)
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{
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static gfloat procent;
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|
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procent = h - shalo;
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procent/=(shalo*0.07);
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procent = fabs (procent);
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if (procent < 1.0)
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fixpix (s, 1.0 - procent, halo);
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}
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void fixpix (guchar *data, float procent, RGBfloat colpro)
|
|
{
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data[0] = data[0] + (255 - data[0]) * procent * colpro.r;
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data[1] = data[1] + (255 - data[1]) * procent * colpro.g;
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data[2] = data[2] + (255 - data[2]) * procent * colpro.b;
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}
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void initref (gint sx, gint sy, gint width, gint height, gint matt)
|
|
{
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gint xh, yh, dx, dy;
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|
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xh = width / 2; yh = height / 2;
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dx = xh - sx; dy = yh - sy;
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numref = 19;
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|
ref1[0].type=1; ref1[0].size=(gfloat)matt*0.027;
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ref1[0].xp=0.6699*dx+xh; ref1[0].yp=0.6699*dy+yh;
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ref1[0].ccol.r=0.0; ref1[0].ccol.g=14.0/255.0; ref1[0].ccol.b=113.0/255.0;
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ref1[1].type=1; ref1[1].size=(gfloat)matt*0.01;
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|
ref1[1].xp=0.2692*dx+xh; ref1[1].yp=0.2692*dy+yh;
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|
ref1[1].ccol.r=90.0/255.0; ref1[1].ccol.g=181.0/255.0; ref1[1].ccol.b=142.0/255.0;
|
|
ref1[2].type=1; ref1[2].size=(gfloat)matt*0.005;
|
|
ref1[2].xp=-0.0112*dx+xh; ref1[2].yp=-0.0112*dy+yh;
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|
ref1[2].ccol.r=56.0/255.0; ref1[2].ccol.g=140.0/255.0; ref1[2].ccol.b=106.0/255.0;
|
|
ref1[3].type=2; ref1[3].size=(gfloat)matt*0.031;
|
|
ref1[3].xp=0.6490*dx+xh; ref1[3].yp=0.6490*dy+yh;
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|
ref1[3].ccol.r=9.0/255.0; ref1[3].ccol.g=29.0/255.0; ref1[3].ccol.b=19.0/255.0;
|
|
ref1[4].type=2; ref1[4].size=(gfloat)matt*0.015;
|
|
ref1[4].xp=0.4696*dx+xh; ref1[4].yp=0.4696*dy+yh;
|
|
ref1[4].ccol.r=24.0/255.0; ref1[4].ccol.g=14.0/255.0; ref1[4].ccol.b=0.0;
|
|
ref1[5].type=2; ref1[5].size=(gfloat)matt*0.037;
|
|
ref1[5].xp=0.4087*dx+xh; ref1[5].yp=0.4087*dy+yh;
|
|
ref1[5].ccol.r=24.0/255.0; ref1[5].ccol.g=14.0/255.0; ref1[5].ccol.b=0.0;
|
|
ref1[6].type=2; ref1[6].size=(gfloat)matt*0.022;
|
|
ref1[6].xp=-0.2003*dx+xh; ref1[6].yp=-0.2003*dy+yh;
|
|
ref1[6].ccol.r=42.0/255.0; ref1[6].ccol.g=19.0/255.0; ref1[6].ccol.b=0.0;
|
|
ref1[7].type=2; ref1[7].size=(gfloat)matt*0.025;
|
|
ref1[7].xp=-0.4103*dx+xh; ref1[7].yp=-0.4103*dy+yh;
|
|
ref1[7].ccol.b=17.0/255.0; ref1[7].ccol.g=9.0/255.0; ref1[7].ccol.r=0.0;
|
|
ref1[8].type=2; ref1[8].size=(gfloat)matt*0.058;
|
|
ref1[8].xp=-0.4503*dx+xh; ref1[8].yp=-0.4503*dy+yh;
|
|
ref1[8].ccol.b=10.0/255.0; ref1[8].ccol.g=4.0/255.0; ref1[8].ccol.r=0.0;
|
|
ref1[9].type=2; ref1[9].size=(gfloat)matt*0.017;
|
|
ref1[9].xp=-0.5112*dx+xh; ref1[9].yp=-0.5112*dy+yh;
|
|
ref1[9].ccol.r=5.0/255.0; ref1[9].ccol.g=5.0/255.0; ref1[9].ccol.b=14.0/255.0;
|
|
ref1[10].type=2; ref1[10].size=(gfloat)matt*0.2;
|
|
ref1[10].xp=-1.496*dx+xh; ref1[10].yp=-1.496*dy+yh;
|
|
ref1[10].ccol.r=9.0/255.0; ref1[10].ccol.g=4.0/255.0; ref1[10].ccol.b=0.0;
|
|
ref1[11].type=2; ref1[11].size=(gfloat)matt*0.5;
|
|
ref1[11].xp=-1.496*dx+xh; ref1[11].yp=-1.496*dy+yh;
|
|
ref1[11].ccol.r=9.0/255.0; ref1[11].ccol.g=4.0/255.0; ref1[11].ccol.b=0.0;
|
|
ref1[12].type=3; ref1[12].size=(gfloat)matt*0.075;
|
|
ref1[12].xp=0.4487*dx+xh; ref1[12].yp=0.4487*dy+yh;
|
|
ref1[12].ccol.r=34.0/255.0; ref1[12].ccol.g=19.0/255.0; ref1[12].ccol.b=0.0;
|
|
ref1[13].type=3; ref1[13].size=(gfloat)matt*0.1;
|
|
ref1[13].xp=dx+xh; ref1[13].yp=dy+yh;
|
|
ref1[13].ccol.r=14.0/255.0; ref1[13].ccol.g=26.0/255.0; ref1[13].ccol.b=0.0;
|
|
ref1[14].type=3; ref1[14].size=(gfloat)matt*0.039;
|
|
ref1[14].xp=-1.301*dx+xh; ref1[14].yp=-1.301*dy+yh;
|
|
ref1[14].ccol.r=10.0/255.0; ref1[14].ccol.g=25.0/255.0; ref1[14].ccol.b=13.0/255.0;
|
|
ref1[15].type=4; ref1[15].size=(gfloat)matt*0.19;
|
|
ref1[15].xp=1.309*dx+xh; ref1[15].yp=1.309*dy+yh;
|
|
ref1[15].ccol.r=9.0/255.0; ref1[15].ccol.g=0.0; ref1[15].ccol.b=17.0/255.0;
|
|
ref1[16].type=4; ref1[16].size=(gfloat)matt*0.195;
|
|
ref1[16].xp=1.309*dx+xh; ref1[16].yp=1.309*dy+yh;
|
|
ref1[16].ccol.r=9.0/255.0; ref1[16].ccol.g=16.0/255.0; ref1[16].ccol.b=5.0/255.0;
|
|
ref1[17].type=4; ref1[17].size=(gfloat)matt*0.20;
|
|
ref1[17].xp=1.309*dx+xh; ref1[17].yp=1.309*dy+yh;
|
|
ref1[17].ccol.r=17.0/255.0; ref1[17].ccol.g=4.0/255.0; ref1[17].ccol.b=0.0;
|
|
ref1[18].type=4; ref1[18].size=(gfloat)matt*0.038;
|
|
ref1[18].xp=-1.301*dx+xh; ref1[18].yp=-1.301*dy+yh;
|
|
ref1[18].ccol.r=17.0/255.0; ref1[18].ccol.g=4.0/255.0; ref1[18].ccol.b=0.0;
|
|
}
|
|
|
|
void mrt1 (guchar *s, gint i, gint col, gint row)
|
|
{
|
|
static gfloat procent;
|
|
|
|
procent = ref1[i].size - hypot (ref1[i].xp - col, ref1[i].yp - row);
|
|
procent/=ref1[i].size;
|
|
if (procent > 0.0) {
|
|
procent*=procent;
|
|
fixpix (s, procent, ref1[i].ccol);
|
|
}
|
|
}
|
|
|
|
void mrt2 (guchar *s, gint i, gint col, gint row)
|
|
{
|
|
static gfloat procent;
|
|
|
|
procent = ref1[i].size - hypot (ref1[i].xp - col, ref1[i].yp - row);
|
|
procent/=(ref1[i].size * 0.15);
|
|
if (procent > 0.0) {
|
|
if (procent > 1.0) procent = 1.0;
|
|
fixpix (s, procent, ref1[i].ccol);
|
|
}
|
|
}
|
|
|
|
void mrt3 (guchar *s, gint i, gint col, gint row)
|
|
{
|
|
static gfloat procent;
|
|
|
|
procent = ref1[i].size - hypot (ref1[i].xp - col, ref1[i].yp - row);
|
|
procent/=(ref1[i].size * 0.12);
|
|
if (procent > 0.0) {
|
|
if (procent > 1.0) procent = 1.0 - (procent * 0.12);
|
|
fixpix (s, procent, ref1[i].ccol);
|
|
}
|
|
}
|
|
|
|
void mrt4 (guchar *s, gint i, gint col, gint row)
|
|
{
|
|
static gfloat procent;
|
|
|
|
procent = hypot (ref1[i].xp - col, ref1[i].yp - row) - ref1[i].size;
|
|
procent/=(ref1[i].size*0.04);
|
|
procent = fabs (procent);
|
|
if (procent < 1.0)
|
|
fixpix(s, 1.0 - procent, ref1[i].ccol);
|
|
}
|