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Add glMatrix

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This commit is contained in:
schmelczerandras 2020-07-22 20:00:57 +02:00
commit e88b4589d2
2 changed files with 212 additions and 359 deletions
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8
frontend/src/scripts/drawing/graphics-library/frame-buffer.ts
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@ -1,11 +1,11 @@
import { Vec2 } from '../../math/vec2';
import { FragmentShaderOnlyProgram } from './fragment-shader-only-program';
import { vec2 } from 'gl-matrix';
export abstract class FrameBuffer {
public renderScale = 1;
public enableHighDpiRendering = false;
protected size: Vec2;
protected size: vec2;
protected frameBuffer: WebGLFramebuffer;
constructor(
@ -39,10 +39,10 @@ export abstract class FrameBuffer {
const displayWidth = Math.floor(canvasWidth * realToCssPixels);
const displayHeight = Math.floor(canvasHeight * realToCssPixels);
this.size = new Vec2(displayWidth, displayHeight);
this.size = vec2.fromValues(displayWidth, displayHeight);
}
public getSize(): Vec2 {
public getSize(): vec2 {
return this.size;
}
}

21
frontend/src/scripts/drawing/graphics-library/load-uniform.ts
View file

@ -1,5 +1,6 @@
import { Vec2 } from '../../math/vec2';
import { Mat3 } from '../../math/mat3';
import { mat3, vec2 } from 'gl-matrix';
const loaderMat3 = mat3.create();
export const loadUniform = (
gl: WebGL2RenderingContext,
@ -22,23 +23,23 @@ export const loadUniform = (
converters.set(
WebGL2RenderingContext.FLOAT_VEC2,
(gl, v: Vec2 | Array<Vec2>, l) => {
if (v instanceof Array) {
(gl, v: vec2 | Array<vec2>, l) => {
if (v[0] instanceof Array) {
const result = new Float32Array(v.length * 2);
for (let i = 0; i < v.length; i++) {
result[2 * i] = v[i].x;
result[2 * i + 1] = v[i].y;
result[2 * i] = (v[i] as Array<number>).x;
result[2 * i + 1] = (v[i] as Array<number>).y;
}
gl.uniform2fv(l, new Float32Array(result));
} else {
gl.uniform2fv(l, new Float32Array(v.list));
gl.uniform2fv(l, v as vec2);
}
}
);
converters.set(WebGL2RenderingContext.FLOAT_MAT3, (gl, v: Mat3, l) =>
gl.uniformMatrix3fv(l, false, new Float32Array(v.transposedFlat))
);
converters.set(WebGL2RenderingContext.FLOAT_MAT3, (gl, v, l) => {
gl.uniformMatrix3fv(l, true, mat3.fromMat2d(loaderMat3, v));
});
converters.set(WebGL2RenderingContext.BOOL, (gl, v, l) =>
gl.uniform1i(l, v)