Revert "system/ui: add SCALE env var (#35272)"

This reverts commit ed0f812995.

system/ui/README.md

@@ -5,6 +5,5 @@ The user interfaces here are built with [raylib](https://www.raylib.com/).
 Quick start:
 * set `DEBUG_FPS=1` to show the FPS
 * set `STRICT_MODE=1` to kill the app if it drops too much below 60fps
-* set `SCALE=1.5` to scale the entire UI by 1.5x
 * https://www.raylib.com/cheatsheet/cheatsheet.html
 * https://electronstudio.github.io/raylib-python-cffi/README.html#quickstart

system/ui/lib/application.py

@@ -15,7 +15,6 @@ FPS_CRITICAL_THRESHOLD = 0.5  # Critical threshold for triggering strict actions
 ENABLE_VSYNC = os.getenv("ENABLE_VSYNC") == "1"
 DEBUG_FPS = os.getenv("DEBUG_FPS") == '1'
 STRICT_MODE = os.getenv("STRICT_MODE") == '1'
-SCALE = float(os.getenv("SCALE", "1.0"))
 
 DEFAULT_TEXT_SIZE = 60
 DEFAULT_TEXT_COLOR = rl.WHITE
@@ -23,7 +22,6 @@ DEFAULT_TEXT_COLOR = rl.WHITE
 ASSETS_DIR = files("openpilot.selfdrive").joinpath("assets")
 FONT_DIR = ASSETS_DIR.joinpath("fonts")
 
-
 class FontWeight(IntEnum):
   THIN = 0
   EXTRA_LIGHT = 1
@@ -41,10 +39,6 @@ class GuiApplication:
     self._fonts: dict[FontWeight, rl.Font] = {}
     self._width = width
     self._height = height
-    self._scale = SCALE
-    self._scaled_width = int(self._width * self._scale)
-    self._scaled_height = int(self._height * self._scale)
-    self._render_texture: rl.RenderTexture | None = None
     self._textures: dict[str, rl.Texture] = {}
     self._target_fps: int = DEFAULT_FPS
     self._last_fps_log_time: float = time.monotonic()
@@ -68,15 +62,14 @@ class GuiApplication:
       flags |= rl.ConfigFlags.FLAG_VSYNC_HINT
     rl.set_config_flags(flags)
 
-    rl.init_window(self._scaled_width, self._scaled_height, title)
-    if self._scale != 1.0:
-      self._render_texture = rl.load_render_texture(self._width, self._height)
+    rl.init_window(self._width, self._height, title)
     rl.set_target_fps(fps)
 
     self._target_fps = fps
     self._set_styles()
     self._load_fonts()
 
+
   def texture(self, asset_path: str, width: int, height: int, alpha_premultiply=False, keep_aspect_ratio=True):
     cache_key = f"{asset_path}_{width}_{height}_{alpha_premultiply}{keep_aspect_ratio}"
     if cache_key in self._textures:
@@ -87,7 +80,7 @@ class GuiApplication:
     self._textures[cache_key] = texture_obj
     return texture_obj
 
-  def _load_texture_from_image(self, image_path: str, width: int, height: int, alpha_premultiply=False, keep_aspect_ratio=True):
+  def _load_texture_from_image(self, image_path: str, width: int, height: int, alpha_premultiply = False, keep_aspect_ratio=True):
     """Load and resize a texture, storing it for later automatic unloading."""
     image = rl.load_image(image_path)
 
@@ -130,32 +123,16 @@ class GuiApplication:
       rl.unload_font(font)
     self._fonts = {}
 
-    if self._render_texture is not None:
-      rl.unload_render_texture(self._render_texture)
-      self._render_texture = None
-
     rl.close_window()
 
   def render(self):
     try:
       while not (self._window_close_requested or rl.window_should_close()):
-        if self._render_texture:
-          rl.begin_texture_mode(self._render_texture)
-          rl.clear_background(rl.BLACK)
-        else:
-          rl.begin_drawing()
-          rl.clear_background(rl.BLACK)
+        rl.begin_drawing()
+        rl.clear_background(rl.BLACK)
 
         yield
 
-        if self._render_texture:
-          rl.end_texture_mode()
-          rl.begin_drawing()
-          rl.clear_background(rl.BLACK)
-          src_rect = rl.Rectangle(0, 0, float(self._width), -float(self._height))
-          dst_rect = rl.Rectangle(0, 0, float(self._scaled_width), float(self._scaled_height))
-          rl.draw_texture_pro(self._render_texture.texture, src_rect, dst_rect, rl.Vector2(0, 0), 0.0, rl.WHITE)
-
         if DEBUG_FPS:
           rl.draw_fps(10, 10)
 
@@ -164,7 +141,7 @@ class GuiApplication:
     except KeyboardInterrupt:
       pass
 
-  def font(self, font_weight: FontWeight = FontWeight.NORMAL):
+  def font(self, font_weight: FontWeight=FontWeight.NORMAL):
     return self._fonts[font_weight]
 
   @property
@@ -186,7 +163,7 @@ class GuiApplication:
       "Inter-Bold.ttf",
       "Inter-ExtraBold.ttf",
       "Inter-Black.ttf",
-    )
+      )
 
     for index, font_file in enumerate(font_files):
       with as_file(FONT_DIR.joinpath(font_file)) as fspath: