mirror of https://github.com/GNOME/gimp.git
ported to GimpPreviewArea.
* plug-ins/common/diffraction.c: ported to GimpPreviewArea.
This commit is contained in:
David Odin
parent
19134bce88
commit
f6d4e9f198
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@ -1,3 +1,7 @@
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2004-07-31 DindinX <david@dindinx.org>
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* plug-ins/common/diffraction.c: ported to GimpPreviewArea.
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2004-07-31 DindinX <david@dindinx.org>
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* plug-ins/common/despeckle.c: use even more GimpPreviewArea's
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@ -30,11 +30,6 @@
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#endif
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#include <sys/types.h>
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#ifdef __GNUC__
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#warning GTK_DISABLE_DEPRECATED
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#endif
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#undef GTK_DISABLE_DEPRECATED
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#include <gtk/gtk.h>
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#include <libgimp/gimp.h>
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@ -76,7 +71,7 @@ typedef struct
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{
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GtkWidget *preview;
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GtkWidget *progress;
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guchar preview_row[PREVIEW_WIDTH * 3];
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guchar preview_buffer[PREVIEW_WIDTH * PREVIEW_HEIGHT * 3];
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} diffraction_interface_t;
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@ -84,25 +79,25 @@ typedef struct
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static void query (void);
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static void run (const gchar *name,
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gint nparams,
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const GimpParam *param,
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gint *nreturn_vals,
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GimpParam **return_vals);
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gint nparams,
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const GimpParam *param,
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gint *nreturn_vals,
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GimpParam **return_vals);
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static void diffraction (GimpDrawable *drawable);
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static void diff_init_luts (void);
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static void diff_diffract (gdouble x,
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gdouble y,
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GimpRGB *rgb);
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gdouble y,
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GimpRGB *rgb);
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static double diff_point (gdouble x,
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gdouble y,
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gdouble edges,
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gdouble contours,
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gdouble lam);
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gdouble y,
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gdouble edges,
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gdouble contours,
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gdouble lam);
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static double diff_intensity (gdouble x,
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gdouble y,
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gdouble lam);
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gdouble y,
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gdouble lam);
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static gboolean diffraction_dialog (void);
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static void dialog_update_preview (void);
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@ -139,7 +134,7 @@ static diffraction_interface_t dint =
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{
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NULL, /* preview */
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NULL, /* progress */
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{ 0 } /* preview_row */
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{ 0 } /* preview_buffer */
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};
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static gdouble cos_lut[ITERATIONS + 1];
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@ -162,30 +157,30 @@ query (void)
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{ GIMP_PDB_IMAGE, "image", "Input image" },
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{ GIMP_PDB_DRAWABLE, "drawable", "Input drawable" },
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{ GIMP_PDB_FLOAT, "lam_r", "Light frequency (red)" },
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{ GIMP_PDB_FLOAT, "lam_g", "Light frequency (green)" },
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{ GIMP_PDB_FLOAT, "lam_b", "Light frequency (blue)" },
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{ GIMP_PDB_FLOAT, "contour_r", "Number of contours (red)" },
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{ GIMP_PDB_FLOAT, "contour_g", "Number of contours (green)" },
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{ GIMP_PDB_FLOAT, "contour_b", "Number of contours (blue)" },
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{ GIMP_PDB_FLOAT, "edges_r", "Number of sharp edges (red)" },
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{ GIMP_PDB_FLOAT, "edges_g", "Number of sharp edges (green)" },
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{ GIMP_PDB_FLOAT, "edges_b", "Number of sharp edges (blue)" },
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{ GIMP_PDB_FLOAT, "brightness", "Brightness and shifting/fattening of contours" },
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{ GIMP_PDB_FLOAT, "scattering", "Scattering (Speed vs. quality)" },
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{ GIMP_PDB_FLOAT, "polarization", "Polarization" }
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{ GIMP_PDB_FLOAT, "lam_g", "Light frequency (green)" },
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{ GIMP_PDB_FLOAT, "lam_b", "Light frequency (blue)" },
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{ GIMP_PDB_FLOAT, "contour_r", "Number of contours (red)" },
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{ GIMP_PDB_FLOAT, "contour_g", "Number of contours (green)" },
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{ GIMP_PDB_FLOAT, "contour_b", "Number of contours (blue)" },
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{ GIMP_PDB_FLOAT, "edges_r", "Number of sharp edges (red)" },
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{ GIMP_PDB_FLOAT, "edges_g", "Number of sharp edges (green)" },
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{ GIMP_PDB_FLOAT, "edges_b", "Number of sharp edges (blue)" },
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{ GIMP_PDB_FLOAT, "brightness", "Brightness and shifting/fattening of contours" },
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{ GIMP_PDB_FLOAT, "scattering", "Scattering (Speed vs. quality)" },
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{ GIMP_PDB_FLOAT, "polarization", "Polarization" }
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};
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gimp_install_procedure ("plug_in_diffraction",
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"Generate diffraction patterns",
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"Help? What help? Real men do not need help :-)", /* FIXME */
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"Federico Mena Quintero",
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"Federico Mena Quintero & David Bleecker",
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"April 1997, 0.5",
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N_("_Diffraction Patterns..."),
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"RGB*",
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GIMP_PLUGIN,
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G_N_ELEMENTS (args), 0,
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args, NULL);
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"Generate diffraction patterns",
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"Help? What help? Real men do not need help :-)", /* FIXME */
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"Federico Mena Quintero",
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"Federico Mena Quintero & David Bleecker",
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"April 1997, 0.5",
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N_("_Diffraction Patterns..."),
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"RGB*",
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GIMP_PLUGIN,
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G_N_ELEMENTS (args), 0,
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args, NULL);
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gimp_plugin_menu_register ("plug_in_diffraction",
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N_("<Image>/Filters/Render/Pattern"));
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@ -226,30 +221,30 @@ run (const gchar *name,
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/* Get information from the dialog */
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if (!diffraction_dialog ())
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return;
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return;
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break;
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case GIMP_RUN_NONINTERACTIVE:
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/* Make sure all the arguments are present */
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if (nparams != 15)
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status = GIMP_PDB_CALLING_ERROR;
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status = GIMP_PDB_CALLING_ERROR;
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if (status == GIMP_PDB_SUCCESS)
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{
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dvals.lam_r = param[3].data.d_float;
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dvals.lam_g = param[4].data.d_float;
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dvals.lam_b = param[5].data.d_float;
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dvals.contour_r = param[6].data.d_float;
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dvals.contour_g = param[7].data.d_float;
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dvals.contour_b = param[8].data.d_float;
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dvals.edges_r = param[9].data.d_float;
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dvals.edges_g = param[10].data.d_float;
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dvals.edges_b = param[11].data.d_float;
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dvals.brightness = param[12].data.d_float;
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dvals.scattering = param[13].data.d_float;
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dvals.polarization = param[14].data.d_float;
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}
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{
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dvals.lam_r = param[3].data.d_float;
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dvals.lam_g = param[4].data.d_float;
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dvals.lam_b = param[5].data.d_float;
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dvals.contour_r = param[6].data.d_float;
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dvals.contour_g = param[7].data.d_float;
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dvals.contour_b = param[8].data.d_float;
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dvals.edges_r = param[9].data.d_float;
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dvals.edges_g = param[10].data.d_float;
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dvals.edges_b = param[11].data.d_float;
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dvals.brightness = param[12].data.d_float;
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dvals.scattering = param[13].data.d_float;
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dvals.polarization = param[14].data.d_float;
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}
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break;
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@ -270,19 +265,19 @@ run (const gchar *name,
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{
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/* Set the tile cache size */
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gimp_tile_cache_ntiles ((active_drawable->width + gimp_tile_width() - 1) /
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gimp_tile_width());
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gimp_tile_width());
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/* Run! */
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diffraction (active_drawable);
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/* If run mode is interactive, flush displays */
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if (run_mode != GIMP_RUN_NONINTERACTIVE)
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gimp_displays_flush ();
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gimp_displays_flush ();
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/* Store data */
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if (run_mode == GIMP_RUN_INTERACTIVE)
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gimp_set_data ("plug_in_diffraction",
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&dvals, sizeof(diffraction_vals_t));
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gimp_set_data ("plug_in_diffraction",
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&dvals, sizeof(diffraction_vals_t));
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}
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else if (status == GIMP_PDB_SUCCESS)
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status = GIMP_PDB_EXECUTION_ERROR;
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@ -293,18 +288,18 @@ run (const gchar *name,
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}
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typedef struct {
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gdouble dhoriz;
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gdouble dvert;
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gint x1;
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gint y1;
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gdouble dhoriz;
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gdouble dvert;
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gint x1;
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gint y1;
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} DiffractionParam_t;
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static void
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diffraction_func (gint x,
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gint y,
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guchar *dest,
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gint bpp,
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gpointer data)
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gint y,
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guchar *dest,
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gint bpp,
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gpointer data)
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{
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DiffractionParam_t *param = (DiffractionParam_t*) data;
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gdouble px, py;
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@ -366,8 +361,8 @@ diff_init_luts (void)
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static void
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diff_diffract (double x,
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double y,
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GimpRGB* rgb)
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double y,
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GimpRGB* rgb)
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{
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rgb->r = diff_point (x, y, dvals.edges_r, dvals.contour_r, dvals.lam_r);
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rgb->g = diff_point (x, y, dvals.edges_g, dvals.contour_g, dvals.lam_g);
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@ -376,19 +371,19 @@ diff_diffract (double x,
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static double
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diff_point (double x,
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double y,
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double edges,
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double contours,
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double lam)
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double y,
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double edges,
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double contours,
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double lam)
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{
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return fabs (edges * sin (contours * atan (dvals.brightness *
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diff_intensity (x, y, lam))));
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diff_intensity (x, y, lam))));
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}
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static double
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diff_intensity (double x,
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double y,
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double lam)
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double y,
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double lam)
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{
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int i;
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double cxy, sxy;
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@ -404,9 +399,9 @@ diff_intensity (double x,
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for (i = 0; i <= ITERATIONS; i++)
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{
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param = lam *
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(cos_lut[i] * x +
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param_lut1[i] * y -
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param_lut2[i]);
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(cos_lut[i] * x +
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param_lut1[i] * y -
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param_lut2[i]);
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cxy += cos (param);
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sxy += sin (param);
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@ -421,7 +416,7 @@ diff_intensity (double x,
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sinpolpi2 = sin (polpi2);
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return dvals.scattering * ((cospolpi2 + sinpolpi2) * cxy * cxy +
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(cospolpi2 - sinpolpi2) * sxy * sxy);
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(cospolpi2 - sinpolpi2) * sxy * sxy);
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}
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static gboolean
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@ -442,17 +437,17 @@ diffraction_dialog (void)
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dialog = gimp_dialog_new (_("Diffraction Patterns"), "diffraction",
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NULL, 0,
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gimp_standard_help_func, "plug-in-diffraction",
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gimp_standard_help_func, "plug-in-diffraction",
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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GTK_STOCK_OK, GTK_RESPONSE_OK,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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GTK_STOCK_OK, GTK_RESPONSE_OK,
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NULL);
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NULL);
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hbox = gtk_hbox_new (FALSE, 12);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 12);
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gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox,
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FALSE, FALSE, 0);
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FALSE, FALSE, 0);
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gtk_widget_show (hbox);
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/* Preview */
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@ -461,13 +456,13 @@ diffraction_dialog (void)
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gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
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gtk_widget_show (vbox);
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frame = gtk_frame_new (NULL);
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frame = gtk_aspect_frame_new (NULL, 0.5, 0.5, 1.0, TRUE);
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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dint.preview = gtk_preview_new (GTK_PREVIEW_COLOR);
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gtk_preview_size (GTK_PREVIEW(dint.preview), PREVIEW_WIDTH, PREVIEW_HEIGHT);
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dint.preview = gimp_preview_area_new ();
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gtk_widget_set_size_request (dint.preview, PREVIEW_WIDTH, PREVIEW_HEIGHT);
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gtk_container_add (GTK_CONTAINER (frame), dint.preview);
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gtk_widget_show (dint.preview);
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@ -500,28 +495,28 @@ diffraction_dialog (void)
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gtk_widget_show (table);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.lam_r, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.lam_r, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.lam_r);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
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_("_Green:"), SCALE_WIDTH, 0,
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dvals.lam_g, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Green:"), SCALE_WIDTH, 0,
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dvals.lam_g, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.lam_g);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 2,
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_("_Blue:"), SCALE_WIDTH, 0,
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dvals.lam_b, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Blue:"), SCALE_WIDTH, 0,
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dvals.lam_b, 0.0, 20.0, 0.2, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.lam_b);
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@ -538,28 +533,28 @@ diffraction_dialog (void)
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gtk_widget_show (table);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.contour_r, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.contour_r, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.contour_r);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
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_("_Green:"), SCALE_WIDTH, 0,
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dvals.contour_g, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Green:"), SCALE_WIDTH, 0,
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dvals.contour_g, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.contour_g);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 2,
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_("_Blue:"), SCALE_WIDTH, 0,
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dvals.contour_b, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Blue:"), SCALE_WIDTH, 0,
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dvals.contour_b, 0.0, 10.0, 0.1, 1.0, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&dvals.contour_b);
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@ -576,28 +571,28 @@ diffraction_dialog (void)
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gtk_widget_show (table);
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adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.edges_r, 0.0, 1.0, 0.01, 0.1, 3,
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TRUE, 0, 0,
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NULL, NULL);
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_("_Red:"), SCALE_WIDTH, 0,
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dvals.edges_r, 0.0, 1.0, 0.01, 0.1, 3,
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TRUE, 0, 0,
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NULL, NULL);
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g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.edges_r);
|
||||
|
||||
adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
|
||||
_("_Green:"), SCALE_WIDTH, 0,
|
||||
dvals.edges_g, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
_("_Green:"), SCALE_WIDTH, 0,
|
||||
dvals.edges_g, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.edges_g);
|
||||
|
||||
adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 2,
|
||||
_("_Blue:"), SCALE_WIDTH, 0,
|
||||
dvals.edges_b, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
_("_Blue:"), SCALE_WIDTH, 0,
|
||||
dvals.edges_b, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.edges_b);
|
||||
|
|
@ -614,28 +609,28 @@ diffraction_dialog (void)
|
|||
gtk_widget_show (table);
|
||||
|
||||
adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
|
||||
_("_Brightness:"), SCALE_WIDTH, 7,
|
||||
dvals.brightness, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
_("_Brightness:"), SCALE_WIDTH, 7,
|
||||
dvals.brightness, 0.0, 1.0, 0.01, 0.1, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.brightness);
|
||||
|
||||
adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
|
||||
_("Sc_attering:"), SCALE_WIDTH, 7,
|
||||
dvals.scattering, 0.0, 100.0, 1.0, 10.0, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
_("Sc_attering:"), SCALE_WIDTH, 7,
|
||||
dvals.scattering, 0.0, 100.0, 1.0, 10.0, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.scattering);
|
||||
|
||||
adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 2,
|
||||
_("Po_larization:"), SCALE_WIDTH, 7,
|
||||
dvals.polarization, -1.0, 1.0, 0.02, 0.2, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
_("Po_larization:"), SCALE_WIDTH, 7,
|
||||
dvals.polarization, -1.0, 1.0, 0.02, 0.2, 3,
|
||||
TRUE, 0, 0,
|
||||
NULL, NULL);
|
||||
g_signal_connect (adj, "value_changed",
|
||||
G_CALLBACK (gimp_double_adjustment_update),
|
||||
&dvals.polarization);
|
||||
|
|
@ -675,41 +670,44 @@ dialog_update_preview (void)
|
|||
|
||||
py = top;
|
||||
|
||||
p = dint.preview_buffer;
|
||||
for (y = 0; y < PREVIEW_HEIGHT; y++)
|
||||
{
|
||||
px = left;
|
||||
p = dint.preview_row;
|
||||
|
||||
for (x = 0; x < PREVIEW_WIDTH; x++)
|
||||
{
|
||||
diff_diffract (px, py, &rgb);
|
||||
{
|
||||
diff_diffract (px, py, &rgb);
|
||||
|
||||
*p++ = 255.0 * rgb.r;
|
||||
*p++ = 255.0 * rgb.g;
|
||||
*p++ = 255.0 * rgb.b;
|
||||
*p++ = 255.0 * rgb.r;
|
||||
*p++ = 255.0 * rgb.g;
|
||||
*p++ = 255.0 * rgb.b;
|
||||
|
||||
px += dx;
|
||||
}
|
||||
|
||||
gtk_preview_draw_row (GTK_PREVIEW (dint.preview),
|
||||
dint.preview_row, 0, y, PREVIEW_WIDTH);
|
||||
|
||||
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (dint.progress),
|
||||
(gdouble) y /
|
||||
(gdouble) (PREVIEW_HEIGHT - 1));
|
||||
while (gtk_events_pending ())
|
||||
gtk_main_iteration ();
|
||||
px += dx;
|
||||
}
|
||||
|
||||
if ((y%10)==0)
|
||||
{
|
||||
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (dint.progress),
|
||||
(gdouble) y /
|
||||
(gdouble) (PREVIEW_HEIGHT - 1));
|
||||
while (gtk_events_pending ())
|
||||
gtk_main_iteration ();
|
||||
}
|
||||
py += dy;
|
||||
}
|
||||
|
||||
gtk_widget_queue_draw (dint.preview);
|
||||
gimp_preview_area_draw (GIMP_PREVIEW_AREA (dint.preview),
|
||||
0, 0, PREVIEW_WIDTH, PREVIEW_HEIGHT,
|
||||
GIMP_RGB_IMAGE,
|
||||
dint.preview_buffer,
|
||||
3 * PREVIEW_WIDTH);
|
||||
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (dint.progress), 0.0);
|
||||
}
|
||||
|
||||
static void
|
||||
dialog_update_callback (GtkWidget *widget,
|
||||
gpointer data)
|
||||
gpointer data)
|
||||
{
|
||||
dialog_update_preview ();
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue