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PixelPaint: Add a bunch of spatial filters

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This patchset adds a generic convolution matrix spatial filter, and a
few named derivatives such as BoxBlur, Laplacian, Sharpen and
GaussianBlur.
This commit is contained in:
AnotherTest 2020-07-24 09:59:39 +04:30 • committed by Andreas Kling
parent 9d349ac646
commit 9685080bd4
15 changed files with 869 additions and 1 deletions
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64
Applications/PixelPaint/main.cpp
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@ -25,14 +25,19 @@
*/
#include "CreateNewLayerDialog.h"
#include "Filters/BoxBlurFilter.h"
#include "Filters/GenericConvolutionFilter.h"
#include "Filters/LaplacianFilter.h"
#include "Filters/SharpenFilter.h"
#include "Filters/SpatialGaussianBlurFilter.h"
#include "Image.h"
#include "ImageEditor.h"
#include "Layer.h"
#include "LayerListWidget.h"
#include "LayerPropertiesWidget.h"
#include "PaletteWidget.h"
#include "Tool.h"
#include "ToolboxWidget.h"
#include "LayerPropertiesWidget.h"
#include <LibGUI/AboutDialog.h>
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
@ -45,6 +50,7 @@
#include <LibGUI/TableView.h>
#include <LibGUI/Window.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/Matrix4x4.h>
#include <stdio.h>
int main(int argc, char** argv)
@ -194,6 +200,62 @@ int main(int argc, char** argv)
},
window));
auto& filter_menu = menubar->add_menu("Filter");
auto& spatial_filters_menu = filter_menu.add_submenu("Spatial");
auto& edge_detect_submenu = spatial_filters_menu.add_submenu("Edge Detect");
edge_detect_submenu.add_action(GUI::Action::create("Laplacian (cardinal)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::LaplacianFilter filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect(), false));
}
}));
edge_detect_submenu.add_action(GUI::Action::create("Laplacian (diagonal)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::LaplacianFilter filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect(), true));
}
}));
auto& blur_submenu = spatial_filters_menu.add_submenu("Blur and Sharpen");
blur_submenu.add_action(GUI::Action::create("Gaussian Blur (3x3)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::SpatialGaussianBlurFilter<3> filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect()));
}
}));
blur_submenu.add_action(GUI::Action::create("Gaussian Blur (5x5)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::SpatialGaussianBlurFilter<5> filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect()));
}
}));
blur_submenu.add_action(GUI::Action::create("Box Blur (3x3)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::BoxBlurFilter<3> filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect()));
}
}));
blur_submenu.add_action(GUI::Action::create("Box Blur (5x5)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::BoxBlurFilter<5> filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect()));
}
}));
blur_submenu.add_action(GUI::Action::create("Sharpen", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::SharpenFilter filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect()));
}
}));
spatial_filters_menu.add_separator();
spatial_filters_menu.add_action(GUI::Action::create("Generic 5x5 Convolution", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
PixelPaint::GenericConvolutionFilter<5> filter;
filter.apply(filter.get_parameters(layer->bitmap(), layer->rect(), window));
}
}));
auto& help_menu = menubar->add_menu("Help");
help_menu.add_action(GUI::Action::create("About", [&](auto&) {
GUI::AboutDialog::show("PixelPaint", app_icon.bitmap_for_size(32), window);