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@@ -3,12 +3,23 @@ import * as THREE from "../../../build/three.module.js";
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/**
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- * @author LeonYuanYao @https://github.com/LeonYuanYao
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+ * @author LeonYuanYao / https://github.com/LeonYuanYao
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+ *
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+ * Octahedron and Quantization encodings based on work by:
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+ * @auther Tarek Sherif @tsherif
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+ * @link https://github.com/tsherif/mesh-quantization-example
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*
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- * Original Octahedron and Quantization encoding methods from @tsherif https://github.com/tsherif/mesh-quantization-example
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*/
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var GeometryCompressionUtils = {
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+ /**
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+ * Make the input mesh.geometry's normal attribute encoded and compressed by 3 different methods.
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+ * Also will change the mesh.material to `PackedPhongMaterial` which let the vertex shader program decode the normal data.
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+ *
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+ * @param {THREE.Mesh} mesh
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+ * @param {String} encodeMethod "DEFAULT" || "OCT1Byte" || "OCT2Byte" || "ANGLES"
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+ *
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+ */
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compressNormals: function (mesh, encodeMethod) {
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if (!mesh.geometry) {
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@@ -135,6 +146,13 @@ var GeometryCompressionUtils = {
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},
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+ /**
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+ * Make the input mesh.geometry's position attribute encoded and compressed.
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+ * Also will change the mesh.material to `PackedPhongMaterial` which let the vertex shader program decode the position data.
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+ *
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+ * @param {THREE.Mesh} mesh
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+ *
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+ */
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compressPositions: function (mesh) {
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if (!mesh.geometry) {
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@@ -183,7 +201,13 @@ var GeometryCompressionUtils = {
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},
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-
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+ /**
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+ * Make the input mesh.geometry's uv attribute encoded and compressed.
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+ * Also will change the mesh.material to `PackedPhongMaterial` which let the vertex shader program decode the uv data.
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+ *
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+ * @param {THREE.Mesh} mesh
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+ *
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+ */
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compressUvs: function (mesh) {
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if (!mesh.geometry) {
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@@ -546,7 +570,7 @@ var GeometryCompressionUtils = {
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/**
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* `PackedPhongMaterial` inherited from THREE.MeshPhongMaterial
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*
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- * @param {*} parameters
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+ * @param {Object} parameters
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*/
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function PackedPhongMaterial(parameters) {
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THREE.MeshPhongMaterial.call(this);
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