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Merge branch 'bug/meshbatcherror' of scuti/lib3ddevil1 into a/writemesh

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scuti 2018-04-19 04:29:59 -07:00 committed by Gitea
commit c6c57269b9
1 changed files with 34 additions and 16 deletions
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50
demo/extractmesh.c
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@ -18,24 +18,42 @@ void writemesh(const struct MeshHeader *mh,
// mesh header offset batches need to be changed for compability with parsing. // mesh header offset batches need to be changed for compability with parsing.
struct MeshHeader newmh = *(mh); struct MeshHeader newmh = *(mh);
newmh.offsetBatches = sizeof(struct Header) + sizeof(struct MeshHeader); newmh.offsetBatches = sizeof(struct Header) + sizeof(struct MeshHeader);
// batch data the same treatment.
struct BatchData newbatch = *(m -> b) -> bd;
unsigned int vertices = m -> b -> bd -> numVertex;
newbatch.offsetPositions = sizeof(struct MeshHeader) + sizeof(struct BatchData);
newbatch.offsetNormals = newbatch.offsetPositions + (sizeof(struct Coordinate) * vertices);
newbatch.offsetUVs = newbatch.offsetNormals + (sizeof(struct Coordinate) * vertices);
newbatch.offsetBoneIndexes = newbatch.offsetUVs + (sizeof(struct UVs) * vertices);
newbatch.offsetBoneWeights = newbatch.offsetBoneIndexes + (sizeof(struct BoneIndexes) * vertices);
// write to file.
write(fn, (char*)(&h), sizeof(struct Header)); write(fn, (char*)(&h), sizeof(struct Header));
append(fn, (char*)(&newmh), sizeof(struct MeshHeader)); append(fn, (char*)(&newmh), sizeof(struct MeshHeader));
append(fn, (char*)(&newbatch), sizeof(struct BatchData));
append(fn, (char*)(m -> b -> vd.positions), sizeof(struct Coordinate) * vertices);
DEVIL1GEO.printcoordinate(m -> b -> vd.positions, 3);
append(fn, (char*)(m -> b -> vd.normals), sizeof(struct Coordinate) * vertices); // batch data the same treatment.
append(fn, (char*)(m -> b -> vd.u), sizeof(struct UVs) * vertices); struct BatchData * newBatches = malloc(newmh.numBatch * sizeof(struct BatchData));
append(fn, (char*)(m -> b -> vd.bi), sizeof(struct BoneIndexes) * vertices); uint64_t previousBatch = 0;
append(fn, (char*)(m -> b -> vd.bw), sizeof(struct BoneWeights) * vertices); for (int i = 0; i < newmh.numBatch; i++) {
newBatches[i] = (m -> b) -> bd[i];
unsigned int nVertices = m -> b -> bd[i].numVertex;
if (previousBatch == 0) {
newBatches[i].offsetPositions = newmh.offsetBatches + ( newmh.numBatch * sizeof(struct BatchData));
}
else {
newBatches[i].offsetPositions = previousBatch;
}
newBatches[i].offsetNormals = newBatches[i].offsetPositions + (sizeof(struct Coordinate) * nVertices);
newBatches[i].offsetUVs = newBatches[i].offsetNormals + (sizeof(struct Coordinate) * nVertices);
newBatches[i].offsetBoneIndexes = newBatches[i].offsetUVs + (sizeof(struct UVs) * nVertices);
newBatches[i].offsetBoneWeights = newBatches[i].offsetBoneIndexes + (sizeof(struct BoneIndexes) * nVertices);
append(fn, (char*)(&newBatches[i]), sizeof(struct BatchData));
previousBatch = newBatches[i].offsetBoneWeights + (sizeof(struct BoneWeights) * nVertices);;
}
for (int i = 0; i < newmh.numBatch; i++) {
unsigned int nVertices = m -> b -> bd[i].numVertex;
append(fn, (char*)(m -> b[i].vd.positions), sizeof(struct Coordinate) * nVertices);
DEVIL1GEO.printcoordinate(m -> b -> vd.positions, 3);
append(fn, (char*)(m -> b[i].vd.normals), sizeof(struct Coordinate) * nVertices);
append(fn, (char*)(m -> b[i].vd.u), sizeof(struct UVs) * nVertices);
append(fn, (char*)(m -> b[i].vd.bi), sizeof(struct BoneIndexes) * nVertices);
append(fn, (char*)(m -> b[i].vd.bw), sizeof(struct BoneWeights) * nVertices);
}
free(newBatches);
free(fn); free(fn);
} }