runtime.Canvas · builtin ·
Canvas.PersistentBeginDamage
Persistent begin damage through the Canvas runtime.
Built into Yeho; no package import is needed. Native services require an admitted host and the correct resource lifecycle.
Canvas.PersistentBeginDamage(int x, int y, int width, int height, int red, int green, int blue) -> boolStatus: registered-intrinsic
Parameters
int x- Supply x as int.
int y- Supply y as int.
int width- Supply width as int.
int height- Supply height as int.
int red- Supply red as int.
int green- Supply green as int.
int blue- Supply blue as int.
Call Canvas.PersistentBeginDamage
A complete typed caller with illustrative arguments. Native operations need the corresponding host and resources.
cpu · builtin · type checked
int x = 1
int y = 1
int width = 1
int height = 1
int red = 1
int green = 1
int blue = 1
bool result = Canvas.PersistentBeginDamage(x, y, width, height, red, green, blue)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.runtime__canvas_persistentbegindamage"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"
[app]
kind = "headless"
Notes and source
The example checks the call shape. Opening windows, recording audio, changing files, network operations, and process operations have real effects when run. Follow the corresponding package lifecycle before using live resources.
yeho/src/compiler/common/intrinsic_registry.cpp:1687