PrimeRemasterStructs/CMaterialInstanceResource.bt at main · PrimeDecomp/PrimeRemasterStructs · GitHub

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#ifndef _CMATERIALINSTANCERESOURCE
#define _CMATERIALINSTANCERESOURCE

#include "CChunkDescriptor.bt"
#include "CMayaSpline.bt"
#include "NGraphicsMaterial.bt"

int getCountFromBits(int b) {
  local int count = 0;

  while (b > 0) {
    count += (b & 1);
    b >>= 1;
  }

  return count;
}
typedef struct {
  FourCC type;
  FourCC id;
  uchar unk1;
  uchar unk2;
} CVariableDesc <name=(Str("%s %s", type, id))>;

typedef struct {
  FourCC id;
  uchar type;

  switch (type) {
  case 2:
    int unk;
    break;
  case 3:
  case 4:
  case 12:
    CColor4f color;
    break;
  case 5:
  case 6:
  case 7:
  case 8:
    GUID texture;
    STextureUsageInfo textureUsage;
    break;
  case 10:
    CVector4i unk;
    break;
  case 32:
    uchar unk1[3];
    CColor4f unk2;
    CColor4f unk3;
    break;
  case 48:
    uchar unk2[3];
    CColor4f color1;
    CColor4f color2;
    CColor4f color3;
    break;
  }

} CMaterialInstanceData; // named from CMaterialInstanceDataBuilder, not guaranteed to be accurate

typedef struct {
  ChunkDescriptor chunk;
  GUID guid1;
  GUID guid2;
  if (form.readerVersion == 37) {
    uchar unkByte;
    uchar unkByte2;
    uint unkInt;
    uint unkInt2;
    uint variableDescCount;
    CVariableDesc variableDescs[variableDescCount];
    uchar unkByte3;

    if (unkByte3) {
        struct {
            ubyte packedCount;
            local int actualCount = getCountFromBits(packedCount);
            if (actualCount > 0) {
              CMayaSpline splines[actualCount] <optimize = false>;
            }
        } unkData[unkByte3] <optimize = false>;
    }

    ubyte unk4;
  } else {
    uint unk1;
    uchar unk2;
    uint unk3;
    uint variableDescCount;
    CVariableDesc varibleDescs[variableDescCount];
  }

  uint propertyCount;
  CMaterialInstanceData data[propertyCount]<optimize = false>;
  uint unkFccCount;
  struct {
      FourCC fcc;
  } unkFourCC[unkFccCount];
} CMaterialInstanceResource;

#endif// _CMATERIALINSTANCERESOURCE