| 1 | "use strict";
|
| 2 | Object.defineProperty(exports, "__esModule", { value: !0 });
|
| 3 | var $defaultFilterVertex = `attribute vec2 aVertexPosition;
|
| 4 |
|
| 5 | uniform mat3 projectionMatrix;
|
| 6 |
|
| 7 | varying vec2 vTextureCoord;
|
| 8 |
|
| 9 | uniform vec4 inputSize;
|
| 10 | uniform vec4 outputFrame;
|
| 11 |
|
| 12 | vec4 filterVertexPosition( void )
|
| 13 | {
|
| 14 | vec2 position = aVertexPosition * max(outputFrame.zw, vec2(0.)) + outputFrame.xy;
|
| 15 |
|
| 16 | return vec4((projectionMatrix * vec3(position, 1.0)).xy, 0.0, 1.0);
|
| 17 | }
|
| 18 |
|
| 19 | vec2 filterTextureCoord( void )
|
| 20 | {
|
| 21 | return aVertexPosition * (outputFrame.zw * inputSize.zw);
|
| 22 | }
|
| 23 |
|
| 24 | void main(void)
|
| 25 | {
|
| 26 | gl_Position = filterVertexPosition();
|
| 27 | vTextureCoord = filterTextureCoord();
|
| 28 | }
|
| 29 | `;
|
| 30 | exports.default = $defaultFilterVertex;
|
| 31 |
|