TresAbhi/blitzkit
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feat: armor chunking

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TrèsAbhi committed 2024-01-09 13:07:27 -06:00
1 parent 1f378137f1
commit f9ccb06d1f
5 files changed
+122 -186
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src/core/blitz/extractModel.ts
+28 -27
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@@ -16,28 +16,28 @@ import { readDVPLFile } from './readDVPLFile';
const MAX_FLOAT32 = 2 ** 127 * (2 - 2 ** -23);
const vertexAttributeGLTFName: Partial<Record<VertexAttribute, string>> = {
[VertexAttribute.VERTEX]: 'POSITION',
[VertexAttribute.NORMAL]: 'NORMAL',
[VertexAttribute.COLOR]: 'COLOR_0',
[VertexAttribute.TEXCOORD0]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD1]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD2]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD3]: 'TEXCOORD_0',
[VertexAttribute.TANGENT]: 'TANGENT',
[VertexAttribute.JOINTINDEX]: 'JOINT_0',
[VertexAttribute.JOINTWEIGHT]: 'WEIGHT_0',
};
export const vertexAttributeGLTFName: Partial<Record<VertexAttribute, string>> =
{
[VertexAttribute.VERTEX]: 'POSITION',
[VertexAttribute.NORMAL]: 'NORMAL',
[VertexAttribute.TEXCOORD0]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD1]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD2]: 'TEXCOORD_0',
[VertexAttribute.TEXCOORD3]: 'TEXCOORD_0',
[VertexAttribute.TANGENT]: 'TANGENT',
[VertexAttribute.JOINTINDEX]: 'JOINT_0',
[VertexAttribute.JOINTWEIGHT]: 'WEIGHT_0',
};
const vertexAttributeGltfVectorSizes = {
export const vertexAttributeGltfVectorSizes = {
...vertexAttributeVectorSizes,
[VertexAttribute.TANGENT]: 4,
} as const;
const omitMeshNames = {
start: [], //['chassis_chassis_', 'chassis_track_crash_', 'HP_'],
end: [], //['_POINT'],
start: ['chassis_chassis_', 'chassis_track_crash_', 'HP_'],
end: ['_POINT'],
};
export async function extractModel(
@@ -283,27 +283,28 @@ export async function extractModel(
.createPrimitive()
.setIndices(indicesAccessor)
.setMaterial(material);
const attributes: Partial<Record<VertexAttribute, number[][]>> = {};
const indexedAttributes: VertexAttribute[] = [];
const attributes = new Map<VertexAttribute, number[][]>();
polygonGroup.vertices.forEach((vertex) => {
vertex.forEach(({ attribute, value }) => {
if (attributes[attribute] === undefined) {
attributes[attribute] = [];
indexedAttributes.push(attribute);
if (!attributes.has(attribute)) {
attributes.set(attribute, []);
}
attributes[attribute]!.push(value);
attributes.get(attribute)!.push(value);
});
});
if (indexedAttributes.includes(VertexAttribute.TANGENT)) {
attributes[VertexAttribute.TANGENT] = attributes[
VertexAttribute.TANGENT
]!.map((tangent) => [...tangent, 1]);
if (attributes.has(VertexAttribute.TANGENT)) {
attributes.set(
VertexAttribute.TANGENT,
attributes
.get(VertexAttribute.TANGENT)!
.map((tangent) => [...tangent, 1]),
);
}
indexedAttributes.forEach((attribute) => {
attributes.forEach((value, attribute) => {
const name = vertexAttributeGLTFName[attribute];
if (!name || primitive.getAttribute(name)) return;
const vertexSize = vertexAttributeGltfVectorSizes[attribute];
@@ -311,7 +312,7 @@ export async function extractModel(
const attributeAccessor = document
.createAccessor(name)
.setType(vertexSize === 1 ? 'SCALAR' : `VEC${vertexSize}`)
.setArray(new Float32Array(attributes[attribute]!.flat()))
.setArray(new Float32Array(value.flat()))
.setBuffer(buffer);
primitive.setAttribute(name, attributeAccessor);
});