struct SBuildTerrainTextureParams {
  uint16 nDstTexDimX;
  uint16 nDstTexDimY;
  uint16 nSyncTextures;
  uint16 nSrcTexDimX;
  uint16 nSrcTexDimY;
  class IDynTexture * pDstTex_Diff;
  class IDynTexture * pDstTex_Bump;
  struct IRenderMesh * pRM;
  float fMeshNodeSize;
  float fLodDistance;
  float fTexRangeScale;
  SBuildTerrainTextureInfo arrSrcTextures[32];
  bool bHeightMapMode;
  bool bOverlayBlend;
  bool bMixMask;
  int nBumpDownScale;
  Vec3 vMMSrcNodeInfo;
  struct SBuildItem {
    struct IRenderNode * pRenderNode;
    int nTerrainLayerId;
    int nRemeshTexId[VOX_TEX_NUM_SRC];
  };
  PodArray<SBuildItem> * pDecalsAndRoadsAndTerrainLayers;
  Vec3 vMeshWSPos;
  Vec3 vBoxMin;
};

IRenderer.h

struct SBuildItem {
  struct IRenderNode * pRenderNode;
  int nTerrainLayerId;
  int nRemeshTexId[VOX_TEX_NUM_SRC];
};

IRenderer.h

int nRemeshTexId[VOX_TEX_NUM_SRC];

int nTerrainLayerId;

struct IRenderNode * pRenderNode;

SBuildItem();

SBuildTerrainTextureInfo arrSrcTextures[32];

bool bHeightMapMode;

bool bMixMask;

bool bOverlayBlend;

float fLodDistance;

float fMeshNodeSize;

float fTexRangeScale;

int nBumpDownScale;

uint16 nDstTexDimX;

uint16 nDstTexDimY;

uint16 nSrcTexDimX;

uint16 nSrcTexDimY;

uint16 nSyncTextures;

PodArray<SBuildItem> * pDecalsAndRoadsAndTerrainLayers;

class IDynTexture * pDstTex_Bump;

class IDynTexture * pDstTex_Diff;

struct IRenderMesh * pRM;

Vec3 vBoxMin;

Vec3 vMeshWSPos;

Vec3 vMMSrcNodeInfo;

SBuildTerrainTextureParams();