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Merge pull request #76055 from reach-satori/plot_zoom

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Implement zooming and panning in the profiler
This commit is contained in:
Rémi Verschelde 2024-11-29 22:45:24 +01:00
commit b66c1d0a73
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GPG Key ID: C3336907360768E1
2 changed files with 55 additions and 17 deletions
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66
editor/debugger/editor_profiler.cpp
View File

@ -152,6 +152,11 @@ Color EditorProfiler::_get_color_from_signature(const StringName &p_signature) c
return c.lerp(get_theme_color(SNAME("base_color"), EditorStringName(Editor)), 0.07);
}
int EditorProfiler::_get_zoom_left_border() const {
const int max_profiles_shown = frame_metrics.size() / Math::exp(graph_zoom);
return CLAMP(zoom_center - max_profiles_shown / 2, 0, frame_metrics.size() - max_profiles_shown);
}
void EditorProfiler::_item_edited() {
if (updating_frame) {
return;
@ -237,12 +242,17 @@ void EditorProfiler::_update_plot() {
HashMap<StringName, int> prev_plots;
for (int i = 0; i < total_metrics * w / frame_metrics.size() - 1; i++) {
const int max_profiles_shown = frame_metrics.size() / Math::exp(graph_zoom);
const int left_border = _get_zoom_left_border();
const int profiles_drawn = CLAMP(total_metrics - left_border, 0, max_profiles_shown);
const int pixel_cols = (profiles_drawn * w) / max_profiles_shown - 1;
for (int i = 0; i < pixel_cols; i++) {
for (int j = 0; j < h * 4; j++) {
column[j] = 0;
}
int current = i * frame_metrics.size() / w;
int current = (i * max_profiles_shown / w) + left_border;
for (const StringName &E : plot_sigs) {
const Metric &m = _get_frame_metric(current);
@ -449,10 +459,12 @@ void EditorProfiler::_graph_tex_draw() {
}
if (seeking) {
int frame = cursor_metric_edit->get_value() - _get_frame_metric(0).frame_number;
int cur_x = (2 * frame + 1) * graph->get_size().x / (2 * frame_metrics.size()) + 1;
frame = frame - _get_zoom_left_border() + 1;
int cur_x = (frame * graph->get_size().width * Math::exp(graph_zoom)) / frame_metrics.size();
cur_x = CLAMP(cur_x, 0, graph->get_size().width);
graph->draw_line(Vector2(cur_x, 0), Vector2(cur_x, graph->get_size().y), theme_cache.seek_line_color);
}
if (hover_metric > -1 && hover_metric < total_metrics) {
if (hover_metric > -1) {
int cur_x = (2 * hover_metric + 1) * graph->get_size().x / (2 * frame_metrics.size()) + 1;
graph->draw_line(Vector2(cur_x, 0), Vector2(cur_x, graph->get_size().y), theme_cache.seek_line_hover_color);
}
@ -480,22 +492,17 @@ void EditorProfiler::_graph_tex_input(const Ref<InputEvent> &p_ev) {
Ref<InputEventMouse> me = p_ev;
Ref<InputEventMouseButton> mb = p_ev;
Ref<InputEventMouseMotion> mm = p_ev;
MouseButton button_idx = mb.is_valid() ? mb->get_button_index() : MouseButton();
if (
(mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_pressed()) ||
(mb.is_valid() && button_idx == MouseButton::LEFT && mb->is_pressed()) ||
(mm.is_valid())) {
int x = me->get_position().x - 1;
hover_metric = x * frame_metrics.size() / graph->get_size().width;
x = x * frame_metrics.size() / graph->get_size().width;
hover_metric = x;
if (x < 0) {
x = 0;
}
if (x >= frame_metrics.size()) {
x = frame_metrics.size() - 1;
}
x = x / Math::exp(graph_zoom) + _get_zoom_left_border();
x = CLAMP(x, 0, frame_metrics.size() - 1);
if (mb.is_valid() || (mm->get_button_mask().has_flag(MouseButtonMask::LEFT))) {
updating_frame = true;
@ -518,9 +525,34 @@ void EditorProfiler::_graph_tex_input(const Ref<InputEvent> &p_ev) {
frame_delay->start();
}
}
graph->queue_redraw();
}
if (graph_zoom > 0 && mm.is_valid() && (mm->get_button_mask().has_flag(MouseButtonMask::MIDDLE) || mm->get_button_mask().has_flag(MouseButtonMask::RIGHT))) {
// Panning.
const int max_profiles_shown = frame_metrics.size() / Math::exp(graph_zoom);
pan_accumulator += (float)mm->get_relative().x * max_profiles_shown / graph->get_size().width;
if (Math::abs(pan_accumulator) > 1) {
zoom_center = CLAMP(zoom_center - (int)pan_accumulator, max_profiles_shown / 2, frame_metrics.size() - max_profiles_shown / 2);
pan_accumulator -= (int)pan_accumulator;
_update_plot();
}
}
if (button_idx == MouseButton::WHEEL_DOWN) {
// Zooming.
graph_zoom = MAX(-0.05 + graph_zoom, 0);
_update_plot();
} else if (button_idx == MouseButton::WHEEL_UP) {
if (graph_zoom == 0) {
zoom_center = me->get_position().x;
zoom_center = zoom_center * frame_metrics.size() / graph->get_size().width;
}
graph_zoom = MIN(0.05 + graph_zoom, 2);
_update_plot();
}
graph->queue_redraw();
}
void EditorProfiler::disable_seeking() {

6
editor/debugger/editor_profiler.h
View File

@ -104,6 +104,11 @@ private:
TextureRect *graph = nullptr;
Ref<ImageTexture> graph_texture;
Vector<uint8_t> graph_image;
float graph_zoom = 0.0f;
float pan_accumulator = 0.0f;
int zoom_center = -1;
Tree *variables = nullptr;
HSplitContainer *h_split = nullptr;
@ -155,6 +160,7 @@ private:
void _graph_tex_input(const Ref<InputEvent> &p_ev);
Color _get_color_from_signature(const StringName &p_signature) const;
int _get_zoom_left_border() const;
void _cursor_metric_changed(double);