josh/FractalInspector
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Julia fractal x,y slider labels

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This commit is contained in:
maxine
2025-06-17 11:04:29 -04:00
parent e5fb5400c5
commit f0b097b782
2 changed files with 26 additions and 3 deletions
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9
include/FractalApp.hpp
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@@ -51,6 +51,8 @@ inline void Lerped<float>::Update(float elapsed) { current = Math::Lerp(current,
template <>
inline void Lerped<Vector2>::Update(float elapsed) { current = Vector2::Lerp(current, goal, elapsed*rate); }
/// This class represents the FractalApp program state.
class FractalInspectorApp : public ReWindow::OpenGLWindow {
protected:
@@ -67,6 +69,12 @@ protected:
JGL::Shader mandelbrot_shader;
JGL::Shader julia_shader;
JGL::RenderTarget *canvas;
JUI::Slider* julia_x_slider;
JUI::Slider* julia_y_slider;
JUI::Text* julia_x_label;
JUI::Text* julia_y_label;
float u_time;
float u_scale = 2.f;
float u_scale_goal = 2.f;
@@ -196,7 +204,6 @@ public:
}
void TakeScreenshot();
protected:
private:
};

20
src/FractalApp.cpp
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@@ -358,21 +358,36 @@ void FractalInspectorApp::CreateMenu() {
juliaset_dialog->Size({900_px, 70_px});
juliaset_dialog->Close(); // Defaults to close.
auto* julia_x_slider = new JUI::Slider(juliaset_dialog->Content());
julia_x_slider = new JUI::Slider(juliaset_dialog->Content());
julia_x_label = new JUI::Text(julia_x_slider);
julia_x_label->AlignCenterHorizontally();
julia_x_label->AlignTop();
julia_x_label->SetTextColor(Colors::Black);
julia_x_label->SetContent("X: 0");
julia_x_slider->Size({900_px, 25_px});
julia_x_slider->Interval(1e-5f); julia_x_slider->Minimum(0); julia_x_slider->Maximum(1);
julia_x_slider->ValueChanged += [this] (double value) {
julia_x_label->SetContent(std::format("X: {}", Math::FloorInt(value*360)));
value = value * 2;
value = value - 1;
u_julia_set.x = value;
};
auto* julia_y_slider = new JUI::Slider(juliaset_dialog->Content());
julia_y_slider = new JUI::Slider(juliaset_dialog->Content());
julia_y_label = new JUI::Text(julia_y_slider);
julia_y_label->AlignCenterHorizontally();
julia_y_label->AlignTop();
julia_y_label->SetTextColor(Colors::Black);
julia_y_label->SetContent("Y: 0");
julia_y_slider->Size({900_px, 25_px});
julia_y_slider->Position({0_px, 30_px});
julia_y_slider->Interval(1e-5f); julia_y_slider->Minimum(0); julia_y_slider->Maximum(1);
julia_y_slider->ValueChanged += [this] (double value) {
julia_y_label->SetContent(std::format("Y: {}", Math::FloorInt(value*360)));
value = value * 2;
value = value - 1;
u_julia_set.y = value;
@@ -601,6 +616,7 @@ void FractalInspectorApp::Draw() {
J2D::DrawRenderTarget(canvas, {0, 0});
J2D::End();
// This is annoying, leaving note here to comment it out when I work on this - maxine
J2D::Begin();
const float N = 512.f;