graphics.canvas · function ·
DrawImageBgra8RegionFiltered
Provider-selected sampling is an explicit fast path. Callers retain the deterministic prepared-image path whenever the current provider does not advertise the requested execution mode.
Draw 2D shapes, text, images, and composited interface content.
external DrawImageBgra8RegionFiltered(text resourceId, int generation, text contentIdentity, text payloadHex, int sourceWidth, int sourceHeight, int cropX, int cropY, int cropWidth, int cropHeight, int x, int y, int width, int height, int red, int green, int blue, int alpha, text filter) returns boolStatus: source-declared
Parameters
text resourceId- Supply resource id as text.
int generation- Supply generation as int.
text contentIdentity- Supply content identity as text.
text payloadHex- Supply payload hex as text.
int sourceWidth- Supply source width as int.
int sourceHeight- Supply source height as int.
int cropX- Supply crop x as int.
int cropY- Supply crop y as int.
int cropWidth- Supply crop width as int.
int cropHeight- Supply crop height as int.
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.
int alpha- Supply alpha as int.
text filter- Supply filter as text.
Use DrawImageBgra8RegionFiltered
A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.
cpu · source-example · type checked
using graphics.canvas
// Draw 2D shapes, text, images, and composited interface content.
text resourceId = "resource Id"
int generation = 1
text contentIdentity = "sample"
text payloadHex = "payload Hex"
int sourceWidth = 1
int sourceHeight = 1
int cropX = 1
int cropY = 1
int cropWidth = 1
int cropHeight = 1
int x = 1
int y = 1
int width = 1
int height = 1
int red = 1
int green = 1
int blue = 1
int alpha = 1
text filter = "filter"
bool result = DrawImageBgra8RegionFiltered(resourceId, generation, contentIdentity, payloadHex, sourceWidth, sourceHeight, cropX, cropY, cropWidth, cropHeight, x, y, width, height, red, green, blue, alpha, filter)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.graphics_canvas__drawimagebgra8regionfiltered"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"
[app]
kind = "headless"
[[dependencies]]
package = "graphics.canvas"
version = "0.1.0"
path = "../../../yeho/packages/graphics/canvas"
Notes and source
Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.
yeho/packages/graphics/canvas/canvas.yh:96