UNPKG

@babylonjs/core

Version:

Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.

www.babylonjs.com

BabylonJS/Babylon.js

86 lines • 3.11 kB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
// Do not edit. import { ShaderStore } from "../Engines/shaderStore.js"; const name = "textureMergerPixelShader"; const shader = `#ifdef USE_TEXTURE0 var inputTexture0Sampler: sampler;var inputTexture0: texture_2d<f32>; #endif #ifdef USE_TEXTURE1 var inputTexture1Sampler: sampler;var inputTexture1: texture_2d<f32>; #endif #ifdef USE_TEXTURE2 var inputTexture2Sampler: sampler;var inputTexture2: texture_2d<f32>; #endif #ifdef USE_TEXTURE3 var inputTexture3Sampler: sampler;var inputTexture3: texture_2d<f32>; #endif #ifdef RED_FROM_TEXTURE uniform redTextureIndex: i32;uniform redSourceChannel: i32; #else uniform redConstantValue: f32; #endif #ifdef GREEN_FROM_TEXTURE uniform greenTextureIndex: i32;uniform greenSourceChannel: i32; #else uniform greenConstantValue: f32; #endif #ifdef BLUE_FROM_TEXTURE uniform blueTextureIndex: i32;uniform blueSourceChannel: i32; #else uniform blueConstantValue: f32; #endif #ifdef ALPHA_FROM_TEXTURE uniform alphaTextureIndex: i32;uniform alphaSourceChannel: i32; #else uniform alphaConstantValue: f32; #endif varying vUV: vec2f; #if defined(RED_FROM_TEXTURE) || defined(GREEN_FROM_TEXTURE) || defined(BLUE_FROM_TEXTURE) || defined(ALPHA_FROM_TEXTURE) fn sampleTexture(textureIndex: i32,uv: vec2f)->vec4f {switch (textureIndex) { #ifdef USE_TEXTURE0 case 0: {return textureSample(inputTexture0,inputTexture0Sampler,uv);} #endif #ifdef USE_TEXTURE1 case 1: {return textureSample(inputTexture1,inputTexture1Sampler,uv);} #endif #ifdef USE_TEXTURE2 case 2: {return textureSample(inputTexture2,inputTexture2Sampler,uv);} #endif #ifdef USE_TEXTURE3 case 3: {return textureSample(inputTexture3,inputTexture3Sampler,uv);} #endif default: {return vec4f(0.0,0.0,0.0,1.0); }}} fn extractChannel(color: vec4f,channelIndex: i32)->f32 {switch (channelIndex) {case 0: {return color.r; } case 1: {return color.g; } case 2: {return color.b; } default: {return color.a; }}} #endif @fragment fn main(input: FragmentInputs)->FragmentOutputs {let uv: vec2f=input.vUV; #ifdef RED_FROM_TEXTURE let redSample: vec4f=sampleTexture(uniforms.redTextureIndex,uv);let r: f32=extractChannel(redSample,uniforms.redSourceChannel); #else let r: f32=uniforms.redConstantValue; #endif #ifdef GREEN_FROM_TEXTURE let greenSample: vec4f=sampleTexture(uniforms.greenTextureIndex,uv);let g: f32=extractChannel(greenSample,uniforms.greenSourceChannel); #else let g: f32=uniforms.greenConstantValue; #endif #ifdef BLUE_FROM_TEXTURE let blueSample: vec4f=sampleTexture(uniforms.blueTextureIndex,uv);let b: f32=extractChannel(blueSample,uniforms.blueSourceChannel); #else let b: f32=uniforms.blueConstantValue; #endif #ifdef ALPHA_FROM_TEXTURE let alphaSample: vec4f=sampleTexture(uniforms.alphaTextureIndex,uv);let a: f32=extractChannel(alphaSample,uniforms.alphaSourceChannel); #else let a: f32=uniforms.alphaConstantValue; #endif fragmentOutputs.color=vec4f(r,g,b,a);}`; // Sideeffect if (!ShaderStore.ShadersStoreWGSL[name]) { ShaderStore.ShadersStoreWGSL[name] = shader; } /** @internal */ export const textureMergerPixelShaderWGSL = { name, shader }; //# sourceMappingURL=textureMerger.fragment.js.map