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BatchedMesh: Add "toJSON" and "copy" support #27131

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merged 5 commits into from
Nov 7, 2023
Merged

BatchedMesh: Add "toJSON" and "copy" support #27131

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c5f6063
Add a copy function
gkjohnson Nov 6, 2023
97be669
Add "toJSON" support
gkjohnson Nov 6, 2023
7b4169b
Remove toJSON override
gkjohnson Nov 6, 2023
98400d5
copy paste error
gkjohnson Nov 6, 2023
f6afefe
Remove underscores from json
gkjohnson Nov 7, 2023
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24 changes: 18 additions & 6 deletions examples/jsm/objects/BatchedMesh.js
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Original file line number Diff line number Diff line change
Expand Up @@ -563,17 +563,29 @@ class BatchedMesh extends Mesh {

}

copy() {
copy( source ) {
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Can we have copy return this to make it consistent with parent classes Object3D and Mesh?

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#27161


// super.copy( source );
super.copy( source );

throw new Error( 'BatchedMesh: Copy function not implemented.' );
this.geometry = source.geometry.clone();

}
this._drawRanges = source._drawRanges.map( range => ( { ...range } ) );
this._reservedRanges = source._reservedRanges.map( range => ( { ...range } ) );

this._visible = source._visible.slice();
this._active = source._active.slice();

this._maxGeometryCount = source._maxGeometryCount;
this._maxVertexCount = source._maxVertexCount;
this._maxIndexCount = source._maxIndexCount;

toJSON() {
this._geometryInitialized = source._geometryInitialized;
this._geometryCount = source._geometryCount;
this._multiDrawCounts = source._multiDrawCounts.slice();
this._multiDrawStarts = source._multiDrawStarts.slice();

throw new Error( 'BatchedMesh: toJSON function not implemented.' );
this._matricesTexture = source._matricesTexture.clone();
this._matricesTexture.image.data = this._matricesTexture.image.slice();

}

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20 changes: 20 additions & 0 deletions src/core/Object3D.js
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Expand Up @@ -719,6 +719,26 @@ class Object3D extends EventDispatcher {

}

if ( this.isBatchedMesh ) {

object.type = 'BatchedMesh';
object.drawRanges = this._drawRanges;
object.reservedRanges = this._reservedRanges;

object.visible = this._visible;
object.active = this._active;

object.maxGeometryCount = this._maxGeometryCount;
object.maxVertexCount = this._maxVertexCount;
object.maxIndexCount = this._maxIndexCount;

object.geometryInitialized = this._geometryInitialized;
object.geometryCount = this._geometryCount;

object.matricesTexture = this._matricesTexture.toJSON();

}

//

function serialize( library, element ) {
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