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dirtyId -> version
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Tyriar committed Nov 23, 2022
1 parent d4ee030 commit 1880399
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Showing 5 changed files with 15 additions and 15 deletions.
6 changes: 3 additions & 3 deletions addons/xterm-addon-canvas/src/BaseRenderLayer.ts
Original file line number Diff line number Diff line change
Expand Up @@ -376,12 +376,12 @@ export abstract class BaseRenderLayer extends Disposable implements IRenderLayer
this._ctx.save();
this._clipRow(y);
// Draw the image, use the bitmap if it's available
if (this._charAtlas.pages[glyph.texturePage].dirtyId !== this._bitmapGenerator[glyph.texturePage]?.dirtyId) {
if (this._charAtlas.pages[glyph.texturePage].version !== this._bitmapGenerator[glyph.texturePage]?.version) {
if (!this._bitmapGenerator[glyph.texturePage]) {
this._bitmapGenerator[glyph.texturePage] = new BitmapGenerator(this._charAtlas.pages[glyph.texturePage].canvas);
}
this._bitmapGenerator[glyph.texturePage]!.refresh();
this._bitmapGenerator[glyph.texturePage]!.dirtyId = this._charAtlas.pages[glyph.texturePage].dirtyId;
this._bitmapGenerator[glyph.texturePage]!.version = this._charAtlas.pages[glyph.texturePage].version;
}
this._ctx.drawImage(
this._bitmapGenerator[glyph.texturePage]?.bitmap || this._charAtlas!.pages[glyph.texturePage].canvas,
Expand Down Expand Up @@ -440,7 +440,7 @@ class BitmapGenerator {
private _commitTimeout: number | undefined = undefined;
private _bitmap: ImageBitmap | undefined = undefined;
public get bitmap(): ImageBitmap | undefined { return this._bitmap; }
public dirtyId: number = -1;
public version: number = -1;

constructor(private readonly _canvas: HTMLCanvasElement) {
}
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6 changes: 3 additions & 3 deletions addons/xterm-addon-webgl/src/GlyphRenderer.ts
Original file line number Diff line number Diff line change
Expand Up @@ -348,7 +348,7 @@ export class GlyphRenderer extends Disposable {

// Bind the atlas page texture if they have changed
for (let i = 0; i < this._atlas.pages.length; i++) {
if (this._atlas.pages[i].dirtyId !== this._atlasTextures[i].dirtyId) {
if (this._atlas.pages[i].version !== this._atlasTextures[i].version) {
this._bindAtlasPageTexture(gl, this._atlas, i);
}
}
Expand All @@ -360,7 +360,7 @@ export class GlyphRenderer extends Disposable {
public setAtlas(atlas: ITextureAtlas): void {
this._atlas = atlas;
for (const glTexture of this._atlasTextures) {
glTexture.dirtyId = -1;
glTexture.version = -1;
}
}

Expand All @@ -371,7 +371,7 @@ export class GlyphRenderer extends Disposable {
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, atlas.pages[i].canvas);
gl.generateMipmap(gl.TEXTURE_2D);
this._atlasTextures[i].dirtyId = atlas.pages[i].dirtyId;
this._atlasTextures[i].version = atlas.pages[i].version;
}

public setDimensions(dimensions: IRenderDimensions): void {
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4 changes: 2 additions & 2 deletions addons/xterm-addon-webgl/src/WebglUtils.ts
Original file line number Diff line number Diff line change
Expand Up @@ -54,10 +54,10 @@ export function expandFloat32Array(source: Float32Array, max: number): Float32Ar

export class GLTexture {
public texture: WebGLTexture;
public dirtyId: number;
public version: number;

constructor(texture: WebGLTexture) {
this.texture = texture;
this.dirtyId = -1;
this.version = -1;
}
}
12 changes: 6 additions & 6 deletions src/browser/renderer/shared/TextureAtlas.ts
Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ export class TextureAtlas implements ITextureAtlas {

// The texture that the atlas is drawn to
private _pages: AtlasPage[] = [];
public get pages(): { canvas: HTMLCanvasElement, dirtyId: number }[] { return this._pages; }
public get pages(): { canvas: HTMLCanvasElement, version: number }[] { return this._pages; }

// The set of atlas pages that can be written to
private _activePages: AtlasPage[] = [];
Expand Down Expand Up @@ -179,7 +179,7 @@ export class TextureAtlas implements ITextureAtlas {

// Merge into the new page
const mergedPage = this._mergePages(mergingPages, mergedPageIndex);
mergedPage.dirtyId++;
mergedPage.version++;

// Replace the first _merging_ page with the _merged_ page
this._pages[mergedPageIndex] = mergedPage;
Expand Down Expand Up @@ -238,7 +238,7 @@ export class TextureAtlas implements ITextureAtlas {
for (const g of adjustingPage.glyphs) {
g.texturePage--;
}
adjustingPage.dirtyId++;
adjustingPage.version++;
}
}

Expand Down Expand Up @@ -826,7 +826,7 @@ export class TextureAtlas implements ITextureAtlas {
rasterizedGlyph.size.y
);
activePage.addGlyph(rasterizedGlyph);
activePage.dirtyId++;
activePage.version++;

return rasterizedGlyph;
}
Expand Down Expand Up @@ -938,7 +938,7 @@ class AtlasPage {
/**
* Used to check whether the canvas of the atlas page has changed.
*/
public dirtyId = 0;
public version = 0;

// Texture atlas current positioning data. The texture packing strategy used is to fill from
// left-to-right and top-to-bottom. When the glyph being written is less than half of the current
Expand Down Expand Up @@ -981,7 +981,7 @@ class AtlasPage {
this.currentRow.y = 0;
this.currentRow.height = 0;
this.fixedRows.length = 0;
this.dirtyId++;
this.version++;
}
}

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2 changes: 1 addition & 1 deletion src/browser/renderer/shared/Types.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@ export interface IRenderer extends IDisposable {
}

export interface ITextureAtlas extends IDisposable {
readonly pages: { canvas: HTMLCanvasElement, dirtyId: number }[];
readonly pages: { canvas: HTMLCanvasElement, version: number }[];

onAddTextureAtlasCanvas: IEvent<HTMLCanvasElement>;
onRemoveTextureAtlasCanvas: IEvent<HTMLCanvasElement>;
Expand Down

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