andras/fleeting-garden
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Fix brush

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This commit is contained in:
Andras Schmelczer 2023-05-20 21:53:20 +01:00
commit cf35fb484a
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GPG key ID: FC8F2C3D3D1A718C
1 changed files with 4 additions and 5 deletions
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9
src/pipelines/brush/brush-pipeline.ts
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@ -9,7 +9,7 @@ import { vec2 } from 'gl-matrix';
export class BrushPipeline { export class BrushPipeline {
private static readonly UNIFORM_COUNT = 2; private static readonly UNIFORM_COUNT = 2;
private static readonly MAX_LINE_COUNT = 3; private static readonly MAX_LINE_COUNT = 20;
private static readonly VERTICES_PER_LINE_SEGMENT = 6; private static readonly VERTICES_PER_LINE_SEGMENT = 6;
private static readonly ATTRIBUTES_PER_LINE_SEGMENT = 6; private static readonly ATTRIBUTES_PER_LINE_SEGMENT = 6;
@ -127,13 +127,14 @@ export class BrushPipeline {
); );
this.actualPoints = this.linePoints.slice(); this.actualPoints = this.linePoints.slice();
this.linePoints.splice(0, this.linePoints.length - 1);
if (this.actualPoints.length === 0) { if (this.actualPoints.length === 0) {
return; return;
} }
if (this.linePoints.length === 1) { if (this.actualPoints.length === 1) {
this.actualPoints.push(this.linePoints[0]); // allow single point swipes this.actualPoints.push(this.actualPoints[0]); // allow single point swipes
} }
if (this.actualPoints.length > BrushPipeline.MAX_LINE_COUNT + 1) { if (this.actualPoints.length > BrushPipeline.MAX_LINE_COUNT + 1) {
@ -234,8 +235,6 @@ export class BrushPipeline {
passEncoder.setVertexBuffer(0, this.vertexBuffer); passEncoder.setVertexBuffer(0, this.vertexBuffer);
passEncoder.draw(BrushPipeline.VERTICES_PER_LINE_SEGMENT * this.lineCount, 1); passEncoder.draw(BrushPipeline.VERTICES_PER_LINE_SEGMENT * this.lineCount, 1);
passEncoder.end(); passEncoder.end();
this.linePoints.splice(0, this.linePoints.length - 1);
} }
public destroy() { public destroy() {