Doni/ModelHandle
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Minor modification.

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This commit is contained in:
Viktor Kovacs 2021-04-01 15:39:09 +02:00
parent d8aa2feac3
commit 30e4fdfcad
1 changed files with 24 additions and 5 deletions
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29
source/export/exportergltf.js
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@ -225,6 +225,25 @@ OV.ExporterGltf = class extends OV.ExporterBase
GetMainJson (meshDataArr) GetMainJson (meshDataArr)
{ {
class BufferViewCreator
{
constructor (mainJson, byteOffset)
{
this.mainJson = mainJson;
this.byteOffset = byteOffset;
}
AddBufferView (byteLength)
{
this.mainJson.bufferViews.push ({
buffer : 0,
byteOffset : this.byteOffset,
byteLength : byteLength,
});
this.byteOffset += byteLength;
}
}
function AddBufferView (mainJson, offset, length) function AddBufferView (mainJson, offset, length)
{ {
mainJson.bufferViews.push ({ mainJson.bufferViews.push ({
@ -269,10 +288,10 @@ OV.ExporterGltf = class extends OV.ExporterBase
let primitive = primitives[primitiveIndex]; let primitive = primitives[primitiveIndex];
let bufferViewIndex = mainJson.bufferViews.length; let bufferViewIndex = mainJson.bufferViews.length;
let bufferViewOffset = meshData.offsets[primitiveIndex]; let bufferViewCreator = new BufferViewCreator (mainJson, meshData.offsets[primitiveIndex]);
bufferViewOffset = AddBufferView (mainJson, bufferViewOffset, primitive.indices.length * this.components.index.size); bufferViewCreator.AddBufferView (primitive.indices.length * this.components.index.size);
bufferViewOffset = AddBufferView (mainJson, bufferViewOffset, primitive.vertices.length * this.components.number.size); bufferViewCreator.AddBufferView (primitive.vertices.length * this.components.number.size);
bufferViewOffset = AddBufferView (mainJson, bufferViewOffset, primitive.normals.length * this.components.number.size); bufferViewCreator.AddBufferView (primitive.normals.length * this.components.number.size);
let accessorIndex = mainJson.accessors.length; let accessorIndex = mainJson.accessors.length;
let jsonPrimitive = { let jsonPrimitive = {
@ -310,7 +329,7 @@ OV.ExporterGltf = class extends OV.ExporterBase
type : 'VEC3' type : 'VEC3'
}); });
if (primitive.uvs.length > 0) { if (primitive.uvs.length > 0) {
bufferViewOffset = AddBufferView (mainJson, bufferViewOffset, primitive.uvs.length * this.components.number.size); bufferViewCreator.AddBufferView (primitive.uvs.length * this.components.number.size);
mainJson.accessors.push ({ mainJson.accessors.push ({
bufferView : bufferViewIndex + 3, bufferView : bufferViewIndex + 3,
byteOffset : 0, byteOffset : 0,