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schmelczerandras 2020-08-18 16:52:11 +02:00
parent 76282a4cf7
commit 40a660b7cb
49 changed files with 237 additions and 334 deletions
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42
frontend/src/scripts/drawing/rendering/webgl2-renderer.ts
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@ -1,4 +1,8 @@
import { mat2d, vec2 } from 'gl-matrix';
import { BoundingBoxBase } from '../../shapes/bounding-box-base';
import { DrawableBlob } from '../drawables/drawable-blob';
import { DrawableTunnel } from '../drawables/drawable-tunnel';
import { IDrawable } from '../drawables/i-drawable';
import { CircleLight } from '../drawables/lights/circle-light';
import { ILight } from '../drawables/lights/i-light';
import { PointLight } from '../drawables/lights/point-light';
@ -14,23 +18,24 @@ import caveVertexShader from '../shaders/passthrough-distance-vs.glsl';
import lightsVertexShader from '../shaders/passthrough-shading-vs.glsl';
import { FpsAutoscaler } from './fps-autoscaler';
import { RenderingPass } from './rendering-pass';
import { IDrawable } from '../drawables/i-drawable';
import { DrawableTunnel } from '../drawables/drawable-tunnel';
import { enableExtension } from '../graphics-library/helper/enable-extension';
import { DrawableBlob } from '../drawables/drawable-blob';
import { BoundingBoxBase } from '../../shapes/bounding-box-base';
export class WebGl2Renderer implements IRenderer {
private gl: WebGL2RenderingContext;
private stopwatch?: WebGlStopwatch;
private viewBoxBottomLeft = vec2.create();
private viewBoxSize = vec2.create();
private cursorPosition = vec2.create();
private distanceFieldFrameBuffer: IntermediateFrameBuffer;
private lightingFrameBuffer: DefaultFrameBuffer;
private distancePass: RenderingPass;
private lightingPass: RenderingPass;
private autoscaler: FpsAutoscaler;
@ -70,7 +75,9 @@ export class WebGl2Renderer implements IRenderer {
try {
this.stopwatch = new WebGlStopwatch(this.gl);
} catch {}
} catch {
// no problem
}
}
public drawShape(shape: IDrawable) {
@ -81,7 +88,7 @@ export class WebGl2Renderer implements IRenderer {
this.lightingPass.addDrawable(light);
}
public startFrame(deltaTime: DOMHighResTimeStamp): void {
public startFrame(deltaTime: DOMHighResTimeStamp) {
this.autoscaler.autoscale(deltaTime);
this.stopwatch?.start();
@ -94,10 +101,7 @@ export class WebGl2Renderer implements IRenderer {
this.distancePass.render(this.uniforms);
this.lightingPass.render(
this.uniforms,
this.distanceFieldFrameBuffer.colorTexture
);
this.lightingPass.render(this.uniforms, this.distanceFieldFrameBuffer.colorTexture);
this.stopwatch?.stop();
}
@ -112,11 +116,7 @@ export class WebGl2Renderer implements IRenderer {
mat2d.create(),
this.viewBoxBottomLeft
);
mat2d.scale(
this.matrices.uvToWorld,
this.matrices.uvToWorld,
this.viewBoxSize
);
mat2d.scale(this.matrices.uvToWorld, this.matrices.uvToWorld, this.viewBoxSize);
this.matrices.distanceScreenToWorld = this.getScreenToWorldTransform(
this.distanceFieldFrameBuffer.getSize()
@ -127,17 +127,11 @@ export class WebGl2Renderer implements IRenderer {
this.matrices.distanceScreenToWorld,
this.distanceFieldFrameBuffer.getSize()
);
mat2d.invert(
this.matrices.worldToDistanceUV,
this.matrices.worldToDistanceUV
);
mat2d.invert(this.matrices.worldToDistanceUV, this.matrices.worldToDistanceUV);
}
private getScreenToWorldTransform(screenSize: vec2) {
const transform = mat2d.fromTranslation(
mat2d.create(),
this.viewBoxBottomLeft
);
const transform = mat2d.fromTranslation(mat2d.create(), this.viewBoxBottomLeft);
mat2d.scale(
transform,
transform,