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EditImagePanel.cpp
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//
// Copyright (C) Wojciech Jarosz <wjarosz@gmail.com>. All rights reserved.
// Use of this source code is governed by a BSD-style license that can
// be found in the LICENSE.txt file.
//
#include "EditImagePanel.h"
#include "Common.h"
#include "GLImage.h"
#include "HDRViewer.h"
#include "HDRImage.h"
#include "ImageListPanel.h"
#include "EnvMap.h"
#include "Colorspace.h"
#include "HSLGradient.h"
#include "MultiGraph.h"
#include "FilmicToneCurve.h"
#include <spdlog/spdlog.h>
#include <Eigen/Geometry>
using namespace std;
namespace
{
std::function<void(float)> createFloatBoxAndSlider(
FormHelper * gui, Widget * parent,
string name, float & variable,
float mn, float mx, float step,
std::function<void(void)> cb,
string help = "")
{
auto fBox = gui->addVariable(name, variable);
fBox->setSpinnable(true);
fBox->numberFormat("%1.2f");
fBox->setValueIncrement(step);
fBox->setMinMaxValues(mn, mx);
fBox->setTooltip(help);
auto fSlider = new Slider(parent);
fSlider->setValue(variable);
fSlider->setRange({mn, mx});
fSlider->setTooltip(help);
gui->addWidget("", fSlider);
auto fCb = [fBox,fSlider,cb,&variable](float v)
{
variable = v;
fBox->setValue(v);
fSlider->setValue(v);
cb();
};
fSlider->setCallback(fCb);
fBox->setCallback(fCb);
return fCb;
}
void addOKCancelButtons(FormHelper * gui, Window * window,
const function<void()> &OKCallback,
const function<void()> &cancelCallback = nullptr)
{
auto spacer = new Widget(window);
spacer->setFixedHeight(15);
gui->addWidget("", spacer);
auto w = new Widget(window);
w->setLayout(new GridLayout(Orientation::Horizontal, 2, Alignment::Fill, 0, 5));
auto b = new Button(w, "Cancel", ENTYPO_ICON_CIRCLE_WITH_CROSS);
b->setCallback(
[window,cancelCallback]()
{
if (cancelCallback)
cancelCallback();
window->dispose();
});
b = new Button(w, "OK", ENTYPO_ICON_CHECK);
b->setCallback(
[window,OKCallback]()
{
OKCallback();
window->dispose();
});
gui->addWidget("", w);
}
Button * createColorSpaceButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static string name = "Convert color space...";
static EColorSpace src = LinearSRGB_CS, dst = CIEXYZ_CS;
auto b = new Button(parent, name, ENTYPO_ICON_PALETTE);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(125, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
gui->addVariable("Source:", src, true)
->setItems(colorSpaceNames());
gui->addVariable("Destination:", dst, true)
->setItems(colorSpaceNames());
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->unaryExpr([](const Color4 & c){return c.convert(dst, src);}).eval()),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createExposureGammaButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static string name = "Exposure/Gamma...";
static float exposure = 0.0f;
static float gamma = 1.0f;
static float offset = 0.0f;
auto b = new Button(parent, name, ENTYPO_ICON_ADJUST);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(55, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
// graph
auto graph = new MultiGraph(window, Color(255, 255, 255, 30));
graph->addPlot(Color(255, 255, 255, 200));
graph->addPlot(Color(255, 255, 255, 50));
graph->setFixedSize(Vector2i(200, 200));
graph->setFilled(false);
graph->setWell(false);
graph->setValues(VectorXf::LinSpaced(257, 0.0f, 1.0f), 0);
graph->setValues(VectorXf::Constant(2, 0.5f), 2);
int numTicks = 5;
// create the x tick marks
VectorXf xTicks = VectorXf::LinSpaced(numTicks, 0.0f, 1.0f);
// create the x tick labels
vector<string> xTickLabels(numTicks);
for (int i = 0; i < numTicks; ++i)
xTickLabels[i] = fmt::format("{:.2f}", xTicks[i]);
graph->setXTicks(xTicks, xTickLabels);
graph->setYTicks(xTicks);
gui->addWidget("", graph);
auto graphCb = [graph]()
{
VectorXf lCurve = VectorXf::LinSpaced(257, 0.0f, 1.0f).unaryExpr(
[](float v)
{
return pow(pow(2.0f, exposure) * v + offset, 1.0f/gamma);
});
graph->setValues(lCurve, 1);
};
graphCb();
createFloatBoxAndSlider(gui, window,
"Exposure:", exposure,
-10.f, 10.f, 0.1f, graphCb);
createFloatBoxAndSlider(gui, window,
"Offset:", offset,
-1.f, 1.f, 0.01f, graphCb);
createFloatBoxAndSlider(gui, window,
"Gamma:", gamma,
0.0001f, 10.f, 0.1f, graphCb);
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img) -> ImageCommandResult
{
spdlog::get("console")->debug("{}; {}; {}", exposure, offset, gamma);
return {make_shared<HDRImage>((Color4(pow(2.0f, exposure), 1.f) * (*img) + Color4(offset, 0.f)).pow(Color4(1.0f/gamma))),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createBrightnessContrastButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static string name = "Brightness/Contrast...";
static float brightness = 0.0f;
static float contrast = 0.0f;
static bool linear = false;
static const auto activeColor = Color(255, 255, 255, 200);
static const auto inactiveColor = Color(255, 255, 255, 25);
static enum EChannel
{
RGB = 0,
LUMINANCE,
CHROMATICITY
} channel = RGB;
static ::EChannel channelMap[] = { ::EChannel::RGB, ::EChannel::LUMINANCE, ::EChannel::CIE_CHROMATICITY };
auto b = new Button(parent, name, ENTYPO_ICON_CONTROLLER_VOLUME);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(100, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
// graph
auto graph = new MultiGraph(window, Color(255, 255, 255, 30));
graph->addPlot(inactiveColor);
graph->addPlot(activeColor);
graph->addPlot(Color(255, 255, 255, 50));
graph->setFixedSize(Vector2i(200, 200));
graph->setFilled(false);
graph->setWell(false);
graph->setValues(VectorXf::LinSpaced(257, 0.0f, 1.0f), 0);
graph->setValues(VectorXf::Constant(2, 0.5f), 3);
int numTicks = 5;
// create the x tick marks
VectorXf xTicks = VectorXf::LinSpaced(numTicks, 0.0f, 1.0f);
// create the x tick labels
vector<string> xTickLabels(numTicks);
for (int i = 0; i < numTicks; ++i)
xTickLabels[i] = fmt::format("{:.2f}", xTicks[i]);
graph->setXTicks(xTicks, xTickLabels);
graph->setYTicks(xTicks);
gui->addWidget("", graph);
auto graphCb = [graph]()
{
float slope = float(std::tan(lerp(0.0, M_PI_2, contrast/2.0 + 0.5)));
float midpoint = (1.f-brightness)/2.f;
float bias = (brightness + 1.f) / 2.f;
VectorXf lCurve = VectorXf::LinSpaced(257, 0.0f, 1.0f).unaryExpr(
[slope, midpoint](float v)
{
return brightnessContrastL(v, slope, midpoint);
});
lCurve.tail<1>()(0) = 1;
graph->setValues(lCurve, 1);
VectorXf nlCurve = VectorXf::LinSpaced(257, 0.0f, 1.0f).unaryExpr(
[slope, bias](float v)
{
return brightnessContrastNL(v, slope, bias);
});
nlCurve.tail<1>()(0) = 1;
graph->setValues(nlCurve, 2);
};
graphCb();
// brightness
string help = "Shift the 50% gray midpoint.\n\n"
"Setting brightness > 0 boosts a previously darker value to 50%, "
"while brightness < 0 dims a previously brighter value to 50%.";
auto bCb = createFloatBoxAndSlider(gui, window,
"Brightness:", brightness,
-1.f, 1.f, 0.01f, graphCb, help);
help = "Change the slope/gradient at the new 50% midpoint.";
auto cCb = createFloatBoxAndSlider(gui, window,
"Contrast:", contrast,
-1.f, 1.f, 0.01f, graphCb, help);
auto lCheck = gui->addVariable("Linear:", linear, true);
gui->addVariable("Channel:", channel, true)->setItems({"RGB", "Luminance", "Chromaticity"});
lCheck->setCallback(
[graph](bool b)
{
linear = b;
graph->setForegroundColor(linear ? activeColor : inactiveColor, 1);
graph->setForegroundColor(linear ? inactiveColor : activeColor, 2);
});
graph->setDragCallback(
[bCb,cCb](const Vector2f & frac)
{
bCb(lerp(1.f, -1.f, clamp01(frac.x())));
cCb(lerp(-1.f, 1.f, clamp01(frac.y())));
});
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> &img) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->brightnessContrast(brightness, contrast, linear, channelMap[channel])),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createFilmicTonemappingButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static string name = "Filmic tonemapping...";
static FilmicToneCurve::FullCurve fCurve;
static FilmicToneCurve::CurveParamsUser params;
static float vizFstops = 1.f;
static const auto activeColor = Color(255, 255, 255, 200);
auto b = new Button(parent, name, ENTYPO_ICON_CONTROLLER_VOLUME);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(55, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
// graph
MultiGraph* graph = new MultiGraph(window, Color(255, 255, 255, 30));
graph->addPlot(activeColor);
graph->setFixedSize(Vector2i(200, 200));
graph->setFilled(false);
graph->setWell(false);
gui->addWidget("", graph);
auto graphCb = [graph]()
{
float range = pow(2.f, vizFstops);
FilmicToneCurve::CurveParamsDirect directParams;
FilmicToneCurve::calcDirectParamsFromUser(directParams, params);
FilmicToneCurve::createCurve(fCurve, directParams);
// spdlog::get("console")->debug(
// "\n"
// "x0: {}\n"
// "y0: {}\n"
// "x1: {}\n"
// "y1: {}\n"
// "W: {}\n"
// "gamma: {}\n"
// "overshootX: {}\n"
// "overshootY: {}\n",
// directParams.x0,
// directParams.y0,
// directParams.x1,
// directParams.y1,
// directParams.W ,
// directParams.gamma,
// directParams.overshootX,
// directParams.overshootY);
graph->setValues(VectorXf::LinSpaced(257, 0.0f, range), 0);
VectorXf lCurve = VectorXf::LinSpaced(257, 0.0f, range).unaryExpr(
[](float v)
{
return fCurve.eval(v);
});
graph->setValues(lCurve, 1);
int numTicks = 5;
// create the x tick marks
VectorXf xTicks = VectorXf::LinSpaced(numTicks, 0.0f, 1.0f);
// create the x tick labels
vector<string> xTickLabels(numTicks);
for (int i = 0; i < numTicks; ++i)
xTickLabels[i] = fmt::format("{:.2f}", range*xTicks[i]);
graph->setXTicks(xTicks, xTickLabels);
graph->setYTicks(VectorXf::LinSpaced(3, 0.0f, 1.0f));
};
graphCb();
createFloatBoxAndSlider(gui, window,
"Graph F-stops:", vizFstops,
0.f, 10.f, 0.1f, graphCb);
createFloatBoxAndSlider(gui, window,
"Toe strength:", params.toeStrength,
0.f, 1.f, 0.01f, graphCb);
createFloatBoxAndSlider(gui, window,
"Toe length:", params.toeLength,
0.f, 1.f, 0.01f, graphCb);
createFloatBoxAndSlider(gui, window,
"Shoulder strength:", params.shoulderStrength,
0.f, 10.f, 0.1f, graphCb);
createFloatBoxAndSlider(gui, window,
"Shoulder length:", params.shoulderLength,
0.f, 1.f, 0.01f, graphCb);
createFloatBoxAndSlider(gui, window,
"Shoulder angle:", params.shoulderAngle,
0.f, 1.f, 0.01f, graphCb);
createFloatBoxAndSlider(gui, window,
"Gamma:", params.gamma,
0.f, 5.f, 0.01f, graphCb);
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> &img) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->unaryExpr(
[](const Color4 & c)
{
// float srcLum = c.average();
// float dstLum = fCurve.eval(srcLum);
//// return c * (dstLum/srcLum);
// return Color4(c.r * (dstLum/srcLum),
// c.g * (dstLum/srcLum),
// c.b * (dstLum/srcLum),
// c.a);
return Color4(fCurve.eval(c.r),
fCurve.eval(c.g),
fCurve.eval(c.b),
c.a);
}).eval()), nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createHueSaturationButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static string name = "Hue/Saturation...";
static float hue = 0.0f;
static float saturation = 0.0f;
static float lightness = 0.0f;
auto b = new Button(parent, name, ENTYPO_ICON_PALETTE);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(55, 20));
Widget* spacer = nullptr;
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto fixedRainbow = new HSLGradient(window);
auto dynamicRainbow = new HSLGradient(window);
fixedRainbow->setFixedWidth(256);
dynamicRainbow->setFixedWidth(256);
auto cb = [dynamicRainbow]()
{
dynamicRainbow->setHueOffset(hue);
dynamicRainbow->setSaturation((saturation + 100.f)/200.f);
dynamicRainbow->setLightness((lightness + 100.f)/200.f);
};
createFloatBoxAndSlider(gui, window,
"Hue:", hue,
-180.f, 180.f, 1.f, cb);
createFloatBoxAndSlider(gui, window,
"Saturation:", saturation,
-100.f, 100.f, 1.f, cb);
createFloatBoxAndSlider(gui, window,
"Lightness:", lightness,
-100.f, 100.f, 1.f, cb);
spacer = new Widget(window);
spacer->setFixedHeight(5);
gui->addWidget("", spacer);
gui->addWidget("", fixedRainbow);
spacer = new Widget(window);
spacer->setFixedHeight(5);
gui->addWidget("", spacer);
gui->addWidget("", dynamicRainbow);
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> &img) -> ImageCommandResult
{
return {make_shared<HDRImage>(
img->unaryExpr(
[](const Color4 & c)
{
return c.HSLAdjust(hue, (saturation+100.f)/100.f, (lightness)/100.f);
}).eval()), nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createGaussianFilterButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static float width = 1.0f, height = 1.0f;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static bool exact = false;
static string name = "Gaussian blur...";
auto b = new Button(parent, name, ENTYPO_ICON_DROP);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(75, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto w = gui->addVariable("Width:", width);
w->setSpinnable(true);
w->setMinValue(0.0f);
w->setValueIncrement(5.f);
w->setUnits("px");
w = gui->addVariable("Height:", height);
w->setSpinnable(true);
w->setMinValue(0.0f);
w->setValueIncrement(5.f);
w->setUnits("px");
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Exact (slow!):", exact, true);
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img, AtomicProgress & progress) -> ImageCommandResult
{
return {make_shared<HDRImage>(exact ? img->GaussianBlurred(width, height, progress, borderModeX, borderModeY) :
img->fastGaussianBlurred(width, height, progress, borderModeX, borderModeY)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createBoxFilterButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static float width = 1.0f, height = 1.0f;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static string name = "Box blur...";
auto b = new Button(parent, name, ENTYPO_ICON_DROP);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(75, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto w = gui->addVariable("Width:", width);
w->setSpinnable(true);
w->setMinValue(0.0f);
w->setUnits("px");
w = gui->addVariable("Height:", height);
w->setSpinnable(true);
w->setMinValue(0.0f);
w->setUnits("px");
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img, AtomicProgress & progress) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->boxBlurred(width, height, progress, borderModeX, borderModeY)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createBilateralFilterButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static float rangeSigma = 1.0f, valueSigma = 0.1f;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static string name = "Bilateral filter...";
auto b = new Button(parent, name, ENTYPO_ICON_DROP);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(75, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto w = gui->addVariable("Range sigma:", rangeSigma);
w->setSpinnable(true);
w->setMinValue(0.0f);
w = gui->addVariable("Value sigma:", valueSigma);
w->setSpinnable(true);
w->setMinValue(0.0f);
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img, AtomicProgress & progress) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->bilateralFiltered(valueSigma, rangeSigma,
progress, borderModeX, borderModeY)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createUnsharpMaskFilterButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static float sigma = 1.0f, strength = 1.0f;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static string name = "Unsharp mask...";
auto b = new Button(parent, name, ENTYPO_ICON_DROP);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(75, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto w = gui->addVariable("Sigma:", sigma);
w->setSpinnable(true);
w->setMinValue(0.0f);
w = gui->addVariable("Strength:", strength);
w->setSpinnable(true);
w->setMinValue(0.0f);
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img, AtomicProgress & progress) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->unsharpMasked(sigma, strength, progress, borderModeX, borderModeY)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createMedianFilterButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static float radius = 1.0f;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static string name = "Median filter...";
auto b = new Button(parent, name, ENTYPO_ICON_DROP);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(75, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
auto w = gui->addVariable("Radius:", radius);
w->setSpinnable(true);
w->setMinValue(0.0f);
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img, AtomicProgress & progress) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->medianFiltered(radius, progress, borderModeX, borderModeY)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createResizeButton(Widget *parent, HDRViewScreen * screen, ImageListPanel * imagesPanel)
{
static int width = 128, height = 128;
static string name = "Resize...";
static bool aspect = true;
auto b = new Button(parent, name, ENTYPO_ICON_RESIZE_FULL_SCREEN);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(0, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
window->setModal(true);
auto row = new Widget(window);
row->setLayout(new BoxLayout(Orientation::Horizontal, Alignment::Fill, 0, 5));
width = imagesPanel->currentImage()->width();
height = imagesPanel->currentImage()->height();
auto w = new IntBox<int>(row, width);
auto link = new ToolButton(row, ENTYPO_ICON_LINK);
auto h = new IntBox<int>(row, height);
w->setSpinnable(true);
w->setEnabled(true);
w->setEditable(true);
w->setMinValue(1);
w->setFontSize(gui->widgetFontSize());
w->setFixedSize(Vector2i(80, gui->fixedSize().y()));
w->setAlignment(TextBox::Alignment::Right);
w->setUnits("px");
link->setFixedSize(Vector2i(20,20));
link->setPushed(aspect);
h->setSpinnable(true);
h->setEnabled(true);
h->setEditable(true);
h->setMinValue(1);
h->setFontSize(gui->widgetFontSize());
h->setFixedSize(Vector2i(80, gui->fixedSize().y()));
h->setAlignment(TextBox::Alignment::Right);
h->setUnits("px");
link->setChangeCallback(
[w,imagesPanel](bool preserve)
{
if (preserve)
{
float aspect = imagesPanel->currentImage()->width() / (float)imagesPanel->currentImage()->height();
width = max(1, (int)round(height * aspect));
w->setValue(width);
}
aspect = preserve;
});
w->setCallback(
[h,link,imagesPanel](int w)
{
width = w;
if (link->pushed())
{
float aspect = imagesPanel->currentImage()->width() / (float)imagesPanel->currentImage()->height();
height = max(1, (int)round(w / aspect));
h->setValue(height);
}
});
h->setCallback(
[w,link,imagesPanel](int h)
{
height = h;
if (link->pushed())
{
float aspect = imagesPanel->currentImage()->width() / (float)imagesPanel->currentImage()->height();
width = max(1, (int)round(height * aspect));
w->setValue(width);
}
});
gui->addWidget("", row);
addOKCancelButtons(gui, window,
[&]()
{
imagesPanel->modifyImage(
[&](const shared_ptr<const HDRImage> & img) -> ImageCommandResult
{
return {make_shared<HDRImage>(img->resized(width, height)),
nullptr};
});
});
window->center();
window->requestFocus();
});
return b;
}
Button * createRemapButton(Widget *parent, HDRViewScreen *screen, ImageListPanel *imagesPanel)
{
static EEnvMappingUVMode from = ANGULAR_MAP, to = ANGULAR_MAP;
static HDRImage::Sampler sampler = HDRImage::BILINEAR;
static int width = 128, height = 128;
static bool autoAspect = true;
static HDRImage::BorderMode borderModeX = HDRImage::EDGE, borderModeY = HDRImage::EDGE;
static int samples = 1;
static float autoAspects[] =
{
1.f,
1.f,
2.f,
2.f,
0.75f
};
static string name = "Remap...";
auto b = new Button(parent, name, ENTYPO_ICON_GLOBE);
b->setFixedHeight(21);
b->setCallback(
[&, screen, imagesPanel]()
{
FormHelper *gui = new FormHelper(screen);
gui->setFixedSize(Vector2i(135, 20));
auto window = gui->addWindow(Eigen::Vector2i(10, 10), name);
// window->setModal(true); // BUG: this should be set to modal, but doesn't work with comboboxes
width = imagesPanel->currentImage()->width();
auto w = gui->addVariable("Width:", width);
w->setSpinnable(true);
w->setMinValue(1);
w->setUnits("px");
height = imagesPanel->currentImage()->height();
auto h = gui->addVariable("Height:", height);
h->setSpinnable(true);
h->setMinValue(1);
h->setUnits("px");
auto recomputeW = []()
{
if (autoAspect)
width = max(1, (int)round(height * autoAspects[to]));
};
auto recomputeH = []()
{
if (autoAspect)
height = max(1, (int)round(width / autoAspects[to]));
};
w->setCallback(
[h,recomputeH](int w)
{
width = w;
recomputeH();
h->setValue(height);
});
h->setCallback(
[w,recomputeW](int h)
{
height = h;
recomputeW();
w->setValue(width);
});
auto autoAspectCheckbox = gui->addVariable("Auto aspect ratio:", autoAspect, true);
auto src = gui->addVariable("Source map:", from, true);
auto dst = gui->addVariable("Target map:", to, true);
src->setItems(envMappingNames());
src->setCallback([gui,recomputeW](EEnvMappingUVMode m)
{
from = m;
recomputeW();
gui->refresh();
});
dst->setItems(envMappingNames());
dst->setCallback([gui,recomputeW](EEnvMappingUVMode m)
{
to = m;
recomputeW();
gui->refresh();
});
auto spacer = new Widget(window);
spacer->setFixedHeight(5);
gui->addWidget("", spacer);
auto btn = new Button(window, "Swap source/target", ENTYPO_ICON_SWAP);
btn->setCallback([gui,recomputeW,recomputeH](){std::swap(from,to);recomputeW();recomputeH();gui->refresh();});
btn->setFixedSize(gui->fixedSize());
gui->addWidget(" ", btn);
autoAspectCheckbox->setCallback(
[w,recomputeW](bool preserve)
{
autoAspect = preserve;
recomputeW();
w->setValue(width);
});
recomputeW();
gui->refresh();
gui->addVariable("Sampler:", sampler, true)
->setItems(HDRImage::samplerNames());
gui->addVariable("Border mode X:", borderModeX, true)
->setItems(HDRImage::borderModeNames());
gui->addVariable("Border mode Y:", borderModeY, true)
->setItems(HDRImage::borderModeNames());
w = gui->addVariable("Super-samples:", samples);
w->setSpinnable(true);
w->setMinValue(1);
addOKCancelButtons(gui, window,
[&]()
{
// auto dst2xyz = envMapUVToXYZ(to);
// auto xyz2src = XYZToEnvMapUV(from);
// auto warp = [dst2xyz,xyz2src](const Vector2f &uv) { return xyz2src(dst2xyz(uv)); };