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Auto render Stats #674

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merged 2 commits into from
Feb 22, 2025
Merged

Auto render Stats #674

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79babb3
stats auto render
panxinmiao Feb 22, 2025
0de3fa6
auto render property
panxinmiao Feb 22, 2025
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1 change: 0 additions & 1 deletion examples/imgui_renderer_sea.py
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Original file line number Diff line number Diff line change
Expand Up @@ -384,7 +384,6 @@ def loop():
with stats:
render()
imgui_renderer.render()
stats.render()
canvas.request_draw()


Expand Down
28 changes: 22 additions & 6 deletions wgpu/utils/imgui/stats.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@ class Stats:
The color of the background.
align : str
The alignment of the stats window, either "left" or "right". Default is "left".
auto_render : bool
If True, the render method will be called automatically. Default is True.

"""

Expand All @@ -32,6 +34,7 @@ def __init__(
foreground=(0, 1, 0, 1),
background=(0, 0.2, 0, 0.5),
align="left",
auto_render=True,
):
self._foreground = foreground
self._background = background
Expand Down Expand Up @@ -63,13 +66,14 @@ def __init__(
self._ms_samples = np.zeros(100, dtype=np.float32)

self._mode = 0
self._auto_render = auto_render

def _draw_imgui(self):
imgui.new_frame()

imgui.set_next_window_size((125, 0), imgui.Cond_.always)
imgui.set_next_window_size((130, 0), imgui.Cond_.always)
if self._align == "right":
pos = imgui.get_io().display_size.x - 125
pos = imgui.get_io().display_size.x - 130
else:
pos = 0

Expand All @@ -92,16 +96,16 @@ def _draw_imgui(self):
if self._fps is not None:
ms = self._ms_samples[-1]
text = f"{int(ms)} ms ({self._tmin}-{self._tmax})"
text += f"\n{self._fps}fps ({self._fmin}-{self._fmax})"
text += f"\n{self._fps} fps ({self._fmin}-{self._fmax})"
imgui.text(text)

elif self._mode == 1:
imgui.text(f"{self._fps}fps({self._fmin}-{self._fmax})")
imgui.plot_histogram("##", self._fps_samples, graph_size=(110, 25))
imgui.text(f"{self._fps} fps({self._fmin}-{self._fmax})")
imgui.plot_histogram("##", self._fps_samples, graph_size=(115, 25))
elif self._mode == 2:
ms = self._ms_samples[-1]
imgui.text(f"{int(ms)} ms({self._tmin}-{self._tmax})")
imgui.plot_lines("##", self._ms_samples, graph_size=(110, 25))
imgui.plot_lines("##", self._ms_samples, graph_size=(115, 25))

imgui.pop_style_color()

Expand All @@ -118,6 +122,15 @@ def _on_mouse(self, event):
self._mode = (self._mode + 1) % 3
event["stop_propagation"] = True

@property
def auto_render(self):
"""If True, the render method will be called automatically. Default is True."""
return self._auto_render

@auto_render.setter
def auto_render(self, value):
self._auto_render = bool(value)

def start(self):
if not self._init:
return
Expand Down Expand Up @@ -154,6 +167,9 @@ def stop(self):
self._ms_samples = np.roll(self._ms_samples, -1)
self._ms_samples[-1] = delta

if self._auto_render:
self.render()

def render(self):
self._renderer.render()

Expand Down