Surface

Source file: ...\genesis3d\OpenSource\Source\World\SURFACE.h

Contents:

Functions: EngineInit, EngineShutdown, SetEngine, SetWorld, SetGBSP, WorldInit, WorldShutdown, InSurfBoundingBox

Types: Surf_SurfInfo, Surf_TexVert, Surf_LVertex, Surf_TLVertex

Types:

     // Surface info carries extra info about a face thats not in GFX_Face (File format face)

typedef struct Surf_SurfInfo {
       DRV_LInfo LInfo;       // For RDriver use only...
       geVec3d      T2WVecs[2];
       geVec3d      TexOrg;
       geVec3d      VMins;
       geVec3d      VMaxs;
       int32            VisFrame;
       int32            TexInfo;
       int32            XStep;       // Lightmap step values (1:21:10 fixed)
      int32             YStep;
      int32             XScale;
      int32             YScale;
      float              ShiftU;
      float              ShiftV;
      int32             NumLTypes;      // Number of lightmap types this face has...
      int32             DLightFrame;     // == Globals->CurFrame if dlighted
      uint32           DLights;      // Bit set for each DLight
      uint32           Flags;       // Surface Flags (NOTE - This is not the flags from the utilities)
 } Surf_SurfInfo;

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typedef struct Surf_TexVert {
 float          u, v;
 float          r, g, b, a;
} Surf_TexVert;

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Surf_LVertex

// Lit vertex

typedef struct {
      float          X, Y, Z;         // 3d vertex
      float          u, v;          // Uv's
      float          r, g, b, a;        // color
} Surf_LVertex;

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Surf_TLVertex

// Transformed Lit vertex

typedef struct {
      float             x, y, z;         // screen points
      float             u, v;          // Uv's
      float             r, g, b, a;        // color
} Surf_TLVertex;

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Constants:

#define  SURFINFO_TRANS    (1<<0)  // Surface is transparent

#define  SURFINFO_LTYPED    (1<<1)  // This surface has more than one ltype

#define  SURFINFO_LIGHTMAP   (1<<2)  // This surface has a lightmap

#define  SURFINFO_WAVY    (1<<3)  // This surface is a wavy surface

Functions:

geBoolean Surf_EngineInit(geEngine *Engine);

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void Surf_EngineShutdown(geEngine *Engine);

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geBoolean Surf_SetEngine(geEngine *Engine);

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geBoolean Surf_SetWorld(geWorld *World);

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geBoolean Surf_SetGBSP(World_BSP *BSP);

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geBoolean Surf_WorldInit(geWorld *World);

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void Surf_WorldShutdown(geWorld *World);

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BOOL Surf_InSurfBoundingBox(Surf_SurfInfo *Surf, geVec3d *Pos, float Box);

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