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Kepler/demos/reflectance.htm

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2025-11-17 17:18:43 +01:00
<html>
<head>
<title>Kepler</title>
<script src="../media/libs/jquery/jquery.js"></script>
</head>
<script>
var kepler;
var gl;
</script>
<script type="module">
import keplerEngine from '../engine/kepler.js';
import entity from '../engine/entity.js';
import material from '../engine/material.js';
import sampler2D from '../engine/sampler2D.js';
import samplerCube from '../engine/samplerCube.js';
import mesh from '../engine/mesh.js';
import viewport from '../engine/viewport.js';
import {matrix4} from '../engine/math.js';
import template from '../engine/renderPasses/template.js';
import scene from '../engine/scene.js';
kepler = new keplerEngine();
var ViewPort = new viewport("keplerEngine");
ViewPort.scene = new scene();
kepler.assimpLoader.load( "demo.json", ViewPort.scene );
var light = new entity( );
light.name = "skylight";
light.transform.position = [0, 20.1, -20.01];
light.type = "skyLight";
//light.type = "pointLight";
light.transform.direction = [0, -4, -0.01];
//light.showFrustum = true;
light.degrees = 60;
ViewPort.scene.addEntity( light );
//ViewPort.system.setRenderMode("deferred");
ViewPort.system.reflectionSampler = new samplerCube();
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/positive_x.png"), gl.TEXTURE_CUBE_MAP_POSITIVE_X);
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/negative_x.png"), gl.TEXTURE_CUBE_MAP_NEGATIVE_X);
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/negative_y.png"), gl.TEXTURE_CUBE_MAP_POSITIVE_Y);
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/positive_y.png"), gl.TEXTURE_CUBE_MAP_NEGATIVE_Y);
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/positive_z.png"), gl.TEXTURE_CUBE_MAP_POSITIVE_Z);
ViewPort.system.reflectionSampler.addTexture(kepler.resources.getTexture("cubemaps-1024/negative_z.png"), gl.TEXTURE_CUBE_MAP_NEGATIVE_Z);
var materialNames = ["plasticpattern1", "scuffed-plastic", "rustediron-streaks", "octostone", "paint-peeling", "wornpaintedcement", "pockedconcrete1", "hardwood-brown-planks", "darktiles1"];
for(var c = 0; c < 6; c++) {
var materialName = '';
var x = (270 * c);
createMeshInstance( materialName, [x-600, 0, 0], c, ViewPort);
}
function createMeshInstance(textureName, position, index, currentViewport ) {
console.log(textureName);
var diffuseTexture = kepler.resources.getTexture( "pbr-1024/"+textureName+"/"+textureName+"-albedo.png" );
var diffuseSampler = new sampler2D();
diffuseSampler.addTexture(diffuseTexture);
var normalTexture = kepler.resources.getTexture( "pbr-1024/"+textureName+"/"+textureName+"-normal.png" );
var normalSampler = new sampler2D();
normalSampler.addTexture(normalTexture);
var roughnessTexture = kepler.resources.getTexture( "pbr-512/"+textureName+"/"+textureName+"-roughness"+".png" );
var roughnessSampler = new sampler2D();
roughnessSampler.addTexture(roughnessTexture);
var instanceMaterial = new material();
//instanceMaterial.addTexture(diffuseSampler);
//instanceMaterial.addNormal(normalSampler);
//instanceMaterial.addRoughness(roughnessSampler);
//instanceMaterial.shadingModelID = material.id;
instanceMaterial.diffuseColor = [130/256,170/256,211/256];
instanceMaterial.metallic = index / 6;
instanceMaterial.alpha = 1;
instanceMaterial.create();
instanceMaterial.roughness = .2;
console.log(currentViewport.scene);
//copyMesh
var oldEntity = ViewPort.scene.getEntityByName("GrayInlay");
var oldMesh = oldEntity.mesh;
var meshCopy = new mesh();
// old way
//meshCopy.createMeshFromArrays( oldMesh.indices,
// oldMesh.vertices,
// oldMesh.normals,
// oldMesh.textureCoordinates,
// oldMesh.tangents,
// oldMesh.binormals );
meshCopy.copyMesh( oldMesh );
meshCopy.addMaterial(instanceMaterial);
var cloneEntity = new entity();
cloneEntity.parent = ViewPort.scene.entitys[5].parent;
cloneEntity.addMesh( meshCopy );
cloneEntity.name = textureName;
cloneEntity.transform.position = position;
cloneEntity.transform.update();
currentViewport.scene.addEntity( cloneEntity );
}
ViewPort.scene.getEntityByName("GrayInlay").mesh.material.alpha = 0;
kepler.addViewport( ViewPort );
// Material
var groundMaterial = new material();
// Samplers
var normalTexture = kepler.resources.getTexture("0_floorTiles_ddn.png");
var normalSampler = new sampler2D();
normalSampler.addTexture(normalTexture);
var diffuseTexture = kepler.resources.getTexture("0_floorTiles_diff.png");
var diffuseSampler = new sampler2D();
diffuseSampler.addTexture(diffuseTexture);
groundMaterial.addTexture(diffuseSampler);
groundMaterial.addNormal(normalSampler);
//groundMaterial.addRoughness(normalSampler);
// Properties
groundMaterial.diffuseColor = [179/256,199/256,217/256];
groundMaterial.alpha = 1;
groundMaterial.reflection = 0.2;
groundMaterial.roughness = 0.2;
groundMaterial.metalic = 0.2;
groundMaterial.uvMultiplier = 6;
// Cube mesh
var cubeMesh = ViewPort.primitives.createCube(10);
cubeMesh.addMaterial(groundMaterial);
// Cube Entity
var cubeEntity = new entity( );
cubeEntity.addMesh( cubeMesh );
cubeEntity.name = "wireframe cube";
cubeEntity.transform.position = [0, -10, 0];
cubeEntity.transform.update();
ViewPort.scene.addEntity( cubeEntity );
var skyMaterial = new material();
skyMaterial.reflectance = 0.4;
skyMaterial.diffuseColor = [179/256,199/256,217/256];
skyMaterial.alpha = 1;
skyMaterial.uvMultiplier = 6;
skyMaterial.shadingModelID = 100.0;
ViewPort.scene.getEntityByName("GrayInlay").mesh.material.diffuseColor = [1,1,1];
kepler.application();
</script>
<body style="margin: 0;">
<img src="../media/textures/logo.png" style="position: absolute;left:0; top:10px;" >
<canvas id="keplerEngine" style="width: 100%; height: 100%;"></canvas>
</body>
</html>