Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Implement zooming and panning in the profiler #76055

Merged
merged 1 commit into from
Nov 29, 2024
Merged

Implement zooming and panning in the profiler #76055

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
64 changes: 48 additions & 16 deletions editor/debugger/editor_profiler.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -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;
Expand Down Expand Up @@ -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);
Expand Down Expand Up @@ -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);
}
Expand Down Expand Up @@ -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;
x = x * frame_metrics.size() / graph->get_size().width;

hover_metric = x;
hover_metric = x * frame_metrics.size() / graph->get_size().width;

if (x < 0) {
x = 0;
}

if (x >= frame_metrics.size()) {
x = frame_metrics.size() - 1;
}
x = x * frame_metrics.size() / graph->get_size().width;
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;
Expand All @@ -518,9 +525,34 @@ void EditorProfiler::_graph_tex_input(const Ref<InputEvent> &p_ev) {
frame_delay->start();
}
}
}

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();
}
}

graph->queue_redraw();
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() {
Expand Down
6 changes: 6 additions & 0 deletions editor/debugger/editor_profiler.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,11 @@ class EditorProfiler : public VBoxContainer {
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;

Expand Down Expand Up @@ -155,6 +160,7 @@ class EditorProfiler : public VBoxContainer {
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);

Expand Down