static void preview_ambient_occlusion_only(gint32 image_ID) {
gint32 drawable_ID = -1;
gint32 drawableAO_ID = -1;
gtk_label_set_text(GTK_LABEL(progress_label), "Mixing Colors");
// preview_diffuse_only(image_ID);
preview_normal_only(image_ID);
// if (preview_normal_only(image_ID) != NULL) return NULL;
drawable_ID = gimp_image_get_active_layer(image_ID);
/** Copy active layer. */
/** LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL */
drawableAO_ID = gimp_layer_copy (drawable_ID);
/** Add new layer to image. */
gimp_image_add_layer(image_ID, drawableAO_ID, -1);
/** Set new layer as active. */
gimp_image_set_active_layer(image_ID, drawableAO_ID);
/**
* Colors -> Components -> "Channel Mixer" applied
* Standard plug-in. Source code ships with GIMP.
*
* Add the "f" here to signify float in c language.
* Removed 0.0 on first param and changed to 0 because boolean.
*/
/** Explained on line ~1300 of InsaneBump.c */
// if (plug_in_colors_channel_mixer_connector(image_ID, drawableAO_ID, 0, -200.0f, 0.0f, 0.0f, 0.0f, -200.0f, 0.0f, 0.0f, 0.0f, 1.0f) != 1) return;
if (plug_in_colors_channel_mixer_connector(image_ID, drawableAO_ID, 0, -1.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 1.0f) != 1) return;
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.87);
gimp_desaturate(drawableAO_ID);
gimp_levels_stretch(drawableAO_ID);
pDrawables.drawable_ao = gimp_drawable_get(drawableAO_ID);
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.90);
}
static gboolean apply_color(color_settings settings, image_output out)
{
gboolean success = TRUE;
int default_drawable = out->drawable_ids[0];
if (settings->brightness != 0 || settings->contrast != 0) {
// brightness or contrast have been modified, apply the manipulation
if (!gimp_drawable_is_rgb(default_drawable)) {
gimp_image_convert_rgb(out->image_id);
}
int i;
for (i = 0; i < out->drawable_count; i++) {
success = gimp_brightness_contrast(
out->drawable_ids[i],
settings->brightness,
settings->contrast
);
}
}
if (settings->grayscale && !gimp_drawable_is_gray(default_drawable)) {
// do grayscale conversion
success = gimp_image_convert_grayscale(out->image_id);
}
if (settings->levels_auto) {
// do levels correction
int i;
for (i = 0; i < out->drawable_count; i++) {
success = gimp_levels_stretch(out->drawable_ids[i]);
}
}
if (settings->curve_file != NULL && !gimp_drawable_is_indexed(default_drawable)) {
// apply curve
if (!colorcurve_init) { // read from the curve file only the first time
success = parse_curve_file(
settings->curve_file,
&colorcurve_num_points_v, &colorcurve_ctr_points_v,
&colorcurve_num_points_r, &colorcurve_ctr_points_r,
&colorcurve_num_points_g, &colorcurve_ctr_points_g,
&colorcurve_num_points_b, &colorcurve_ctr_points_b,
&colorcurve_num_points_a, &colorcurve_ctr_points_a
);
colorcurve_init = TRUE;
}
else success = TRUE;
if (success) {
int i;
for (i = 0; i < out->drawable_count; i++) {
if (colorcurve_num_points_v >= 4 && colorcurve_num_points_v <= 34) {
success = gimp_curves_spline(out->drawable_ids[i], GIMP_HISTOGRAM_VALUE, colorcurve_num_points_v, colorcurve_ctr_points_v);
}
if (colorcurve_num_points_r >= 4 && colorcurve_num_points_r <= 34) {
success = gimp_curves_spline(out->drawable_ids[i], GIMP_HISTOGRAM_RED, colorcurve_num_points_r, colorcurve_ctr_points_r);
}
if (colorcurve_num_points_g >= 4 && colorcurve_num_points_g <= 34) {
success = gimp_curves_spline(out->drawable_ids[i], GIMP_HISTOGRAM_GREEN, colorcurve_num_points_g, colorcurve_ctr_points_g);
}
if (colorcurve_num_points_b >= 4 && colorcurve_num_points_b <= 34) {
success = gimp_curves_spline(out->drawable_ids[i], GIMP_HISTOGRAM_BLUE, colorcurve_num_points_b, colorcurve_ctr_points_b);
}
if (colorcurve_num_points_a >= 4 && colorcurve_num_points_a <= 34) {
success = gimp_curves_spline(out->drawable_ids[i], GIMP_HISTOGRAM_ALPHA, colorcurve_num_points_a, colorcurve_ctr_points_a);
}
}
}
}
return success;
}
/* ---------------------------------
* gap_edgeDetectionByBlurDiff
* ---------------------------------
*/
gint32
gap_edgeDetectionByBlurDiff(gint32 activeDrawableId, gdouble blurRadius, gdouble blurResultRadius
, gdouble threshold, gint32 shift, gboolean doLevelsAutostretch
, gboolean invert)
{
gint32 blurLayerId;
gint32 edgeLayerId;
gint32 imageId;
GimpDrawable *edgeDrawable;
GimpDrawable *refDrawable;
GimpDrawable *blurDrawable;
imageId = gimp_drawable_get_image(activeDrawableId);
edgeLayerId = gimp_layer_copy(activeDrawableId);
gimp_image_add_layer (imageId, edgeLayerId, 0 /* stackposition */ );
edgeDrawable = gimp_drawable_get(edgeLayerId);
refDrawable = gimp_drawable_get(activeDrawableId);
if(blurRadius > 0.0)
{
p_call_plug_in_gauss_iir2(imageId, edgeLayerId, blurRadius, blurRadius);
}
blurDrawable = NULL;
// blurLayerId = gimp_layer_copy(edgeLayerId);
// gimp_image_add_layer (imageId, blurLayerId, 0 /* stackposition */ );
// blurDrawable = gimp_drawable_get(blurLayerId);
p_subtract_ref_layer(imageId, edgeDrawable, refDrawable, threshold, shift, invert);
//p_subtract_ref_layer(imageId, edgeDrawable, blurDrawable, threshold, shift, invert);
if (doLevelsAutostretch)
{
gimp_levels_stretch(edgeLayerId);
}
if(blurResultRadius > 0.0)
{
p_call_plug_in_gauss_iir2(imageId, edgeLayerId, blurResultRadius, blurResultRadius);
}
if(refDrawable)
{
gimp_drawable_detach(refDrawable);
}
if(edgeDrawable)
{
gimp_drawable_detach(edgeDrawable);
}
if(blurDrawable)
{
gimp_drawable_detach(blurDrawable);
}
return (edgeLayerId);
} /* end gap_edgeDetectionByBlurDiff */
static void preview_diffuse_only(gint32 image_ID) {
gint32 noiselayer_ID = -1;
gint32 drawable_ID = -1;
gint32 drawableDiffuse_ID = -1;
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.0);
gtk_label_set_text(GTK_LABEL(progress_label), "Begin");
drawableBeginActiveLayer = gimp_image_get_active_layer(image_ID);
drawable_ID = gimp_layer_copy (drawableBeginActiveLayer);
gimp_image_add_layer(image_ID, drawable_ID, -1);
gimp_image_set_active_layer(image_ID, drawable_ID);
/** Here I should hide previous active layer, make not visible. */
gimp_drawable_set_visible(drawableBeginActiveLayer, FALSE);
/**
* For preview do nothing here.
* if(local_vals.Resizie)
* {
* }
*/
if (local_vals.Noise)
{
/** Already have active layer in drawable_ID. */
noiselayer_ID = gimp_layer_copy (drawable_ID);
gimp_image_add_layer(image_ID, noiselayer_ID, -1);
gimp_image_set_active_layer(image_ID, noiselayer_ID);
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.03);
gtk_label_set_text(GTK_LABEL(progress_label), "Noise");
/**
* Filter "RGB Noise" applied
* Standard plug-in. Source code ships with GIMP.
*
* Add the "f" here to signify float in c language.
*/
if (plug_in_rgb_noise_connector(image_ID, noiselayer_ID, 1, 1, 0.20f, 0.20f, 0.20f, 0.0f) != 1) return;
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.04);
gimp_layer_set_mode(noiselayer_ID, GIMP_VALUE_MODE);
gimp_image_merge_down(image_ID, noiselayer_ID, 0);
gtk_label_set_text(GTK_LABEL(gwNormalLabel), "Noise affects every redraw!");
} else {
gtk_label_set_text(GTK_LABEL(gwNormalLabel), "");
gtk_label_set_text(GTK_LABEL(progress_label), "Noise added");
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.04);
}
if(local_vals.RemoveLighting)
{
gtk_label_set_text(GTK_LABEL(progress_label), "Remove Shading");
removeShadingPreview(image_ID, local_vals.Noise);
/**
* See notes inside of removeShadingPreview
* for explanation of next line.
*/
/**
* If Noise is on, then noiselayer_ID was merged down into drawable_ID.
* You cannot remove drawable_ID in this case, as it is the only
* layer left!
*
* However, if Noise is Yes and RemoveLighting is Yes,
* Then there is an extra layer floating around!
* Delete noiselayer_ID? I thought it was merged!
* No, I was right noiselayer_ID is already gone!
*/
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.05);
} else {
gtk_label_set_text(GTK_LABEL(progress_label), "Stretch");
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.05);
}
drawableDiffuse_ID = gimp_image_get_active_layer(image_ID);
gimp_levels_stretch(drawableDiffuse_ID);
if(local_vals.Tile)
{
gtk_label_set_text(GTK_LABEL(progress_label), "Making Seamless");
/**
* Filter "Tile Seamless" applied
* Standard plug-in. Source code ships with GIMP.
*/
if (plug_in_make_seamless_connector(image_ID, drawableDiffuse_ID) != 1) return;
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.07);
} else {
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.07);
}
/** Here I should un hide previously hidden layer, make visible. */
pDrawables.drawable_d = gimp_drawable_get(drawableDiffuse_ID);
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(progress), 0.1);
}