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feat: add skin support. #2

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Merged
merged 1 commit into from
Apr 10, 2024
Merged

feat: add skin support. #2

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2 changes: 2 additions & 0 deletions include/studiomodelpp/structs/MDL.h
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Original file line number Diff line number Diff line change
Expand Up @@ -333,6 +333,8 @@ struct MDL {
//int skinReferenceCount;
//int skinReferenceFamilyCount;
//int skinReferenceIndex;
// Each vector is an individual skin, which holds indices into the materials vector
std::vector<std::vector<short>> skins;

//int bodyPartCount;
//int bodyPartOffset;
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15 changes: 13 additions & 2 deletions src/studiomodelpp/structs/MDL.cpp
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Expand Up @@ -62,8 +62,9 @@ bool MDL::open(const std::byte* data, std::size_t size) {
int materialDirCount = stream.read<int>();
int materialDirOffset = stream.read<int>();

// todo: skins
stream.skip<int>(3);
int skinReferenceCount = stream.read<int>();
int skinReferenceFamilyCount = stream.read<int>();
int skinReferenceOffset = stream.read<int>();

int bodyPartCount = stream.read<int>();
int bodyPartOffset = stream.read<int>();
Expand Down Expand Up @@ -127,6 +128,7 @@ bool MDL::open(const std::byte* data, std::size_t size) {
// note: we don't know what model versions use absolute vs. relative offsets here
// and this is unimportant, so skip parsing the bbox name here
//readStringAtOffset(stream, hitbox.name, std::ios::cur, sizeof(int) * 3 + sizeof(Vector3) * 2);
stream.skip<int>();
hitbox.name = "";

// _unused0
Expand Down Expand Up @@ -167,6 +169,15 @@ bool MDL::open(const std::byte* data, std::size_t size) {
readStringAtOffset(stream, materialDir, std::ios::beg, 0);
}

stream.seek(skinReferenceOffset);
for (int i = 0; i < skinReferenceFamilyCount; i++) {
std::vector<short> skinFamily;
for (int j = 0; j < skinReferenceCount; j++) {
skinFamily.push_back(stream.read<short>());
}
this->skins.push_back(std::move(skinFamily));
}

for (int i = 0; i < bodyPartCount; i++) {
auto bodyPartPos = bodyPartOffset + i * (sizeof(int) * 4);
stream.seek(bodyPartPos);
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