Don't throw when rendering before atlas is set

Tyriar · Tyriar · commit 53fb1ba54df4 · 2019-11-24T09:22:07.000-08:00
This fixes a problem when loading the webgl addon before the terminal is attached. See microsoft/vscode#85048
diff --git a/addons/xterm-addon-webgl/src/GlyphRenderer.ts b/addons/xterm-addon-webgl/src/GlyphRenderer.ts
@@ -184,7 +184,7 @@ export class GlyphRenderer {
 
     let rasterizedGlyph: IRasterizedGlyph;
     if (!this._atlas) {
-      throw new Error('atlas must be set before updating cell');
+      return;
     }
     if (chars && chars.length > 1) {
       rasterizedGlyph = this._atlas.getRasterizedGlyphCombinedChar(chars, bg, fg);

Original file line number	Diff line number	Diff line change
`@@ -184,7 +184,7 @@ export class GlyphRenderer {`
`184`	`184`
`185`	`185`	`let rasterizedGlyph: IRasterizedGlyph;`
`186`	`186`	`if (!this._atlas) {`
`187`		`- throw new Error('atlas must be set before updating cell');`
	`187`	`+ return;`
`188`	`188`	`}`
`189`	`189`	`if (chars && chars.length > 1) {`
`190`	`190`	`rasterizedGlyph = this._atlas.getRasterizedGlyphCombinedChar(chars, bg, fg);`