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system/ui: avoid redundant texture updates (#35347)

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avoid redundant texture updates
This commit is contained in:
Dean Lee
2025-05-27 00:29:29 +08:00
committed by GitHub
parent 22715464b9
commit 193df11a1c
1 changed files with 8 additions and 4 deletions
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system/ui/widgets/cameraview.py
+8 -4
View File
@@ -55,6 +55,7 @@ else:
class CameraView:
def __init__(self, name: str, stream_type: VisionStreamType):
self.client = VisionIpcClient(name, stream_type, False)
self._texture_needs_update = True
self.last_connection_attempt: float = 0.0
self.shader = rl.load_shader_from_memory(VERTEX_SHADER, FRAME_FRAGMENT_SHADER)
@@ -95,6 +96,7 @@ class CameraView:
# Try to get a new buffer without blocking
buffer = self.client.recv(timeout_ms=0)
if buffer:
self._texture_needs_update = True
self.frame = buffer
if not self.frame:
@@ -147,11 +149,13 @@ class CameraView:
return
# Update textures with new frame data
y_data = self.frame.data[: self.frame.uv_offset]
uv_data = self.frame.data[self.frame.uv_offset :]
if self._texture_needs_update:
y_data = self.frame.data[: self.frame.uv_offset]
uv_data = self.frame.data[self.frame.uv_offset :]
rl.update_texture(self.texture_y, rl.ffi.cast("void *", y_data.ctypes.data))
rl.update_texture(self.texture_uv, rl.ffi.cast("void *", uv_data.ctypes.data))
rl.update_texture(self.texture_y, rl.ffi.cast("void *", y_data.ctypes.data))
rl.update_texture(self.texture_uv, rl.ffi.cast("void *", uv_data.ctypes.data))
self._texture_needs_update = False
# Render with shader
rl.begin_shader_mode(self.shader)