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-/***************************************************************************
- * *
- * Module : rtimport.h *
- * *
- * Purpose : World handling functions. *
- * *
- **************************************************************************/
-
-#ifndef RTIMPORT_H
-#define RTIMPORT_H
-
-/**
- * \defgroup rtimport RtWorldImport
- * \ingroup rttool
- *
- * World Import Toolkit for Renderware.
- */
-
-/**
- * \defgroup selectors RtWorldImportPartitionSelectors
- * \ingroup rtimport
- *
- * The set of provided RtWorldImportPartitionSelectors:
- * Selects a good partition by calling one of the
- * \ref iterators and then
- * one of the \ref evaluators to
- * see which is best.
- */
-
-/**
- * \defgroup iterators RtWorldImportPartitionIterators
- * \ingroup rtimport
- *
- * The set of provided RtWorldImportPartitionIterators:
- * Iterates through a set of candidate partitions, possibly
- * using the geometric information in the build sector, or perhaps
- * using some other criteria.
- */
-
-/**
- * \defgroup evaluators RtWorldImportPartitionEvaluators
- * \ingroup rtimport
- *
- * The set of provided RtWorldImportPartitionEvaluators:
- * Uses a combination of statistics, build sector, build status, and
- * possibly other criteria to evaluate a partition. While the value
- * returned can be any real value, all provided evaluators are return
- * lower values for better partitioners, and are in the range [0..1]
- * where appropriate
- */
-
-/**
- * \defgroup terminators RtWorldImportPartitionTerminators
- * \ingroup rtimport
- *
- * The set of provided RtWorldImportPartitionTerminators:
- * Checks given criteria about the statistics, build sector, build status, and
- * possibly other criteria to see whether the building process should be
- * allowed to terminate, or whether more parititoning is necessary.
- */
-
-/**
- * \defgroup kd RtWorldImportGuideKD
- * \ingroup rtimport
- *
- * Tools to manipulate the \ref RtWorldImportGuideKDTree that is used to
- * manually build the sectors of a world.
- */
-
-/**
- * \defgroup hints RtWorldImportHints
- * \ingroup rtimport
- *
- * Tools to aid the build process by giving hints as to what geometry should
- * not be split, and what geometry makes for a good partitioning guide.
- */
-
-/****************************************************************************
- Includes
- */
-#include "rwcore.h"
-#include "rpworld.h"
-
-#include "rtimport.rpe" /* automatically generated header file */
-
-/****************************************************************************
- Defines
- */
-
-/* Progress callback message types */
-#define rtWORLDIMPORTPROGRESSBSPBUILDSTART 0
-#define rtWORLDIMPORTPROGRESSBSPBUILDUPDATE 1
-#define rtWORLDIMPORTPROGRESSBSPBUILDEND 2
-#define rtWORLDIMPORTPROGRESSBSPCOMPRESSSTART 3
-#define rtWORLDIMPORTPROGRESSBSPCOMPRESSUPDATE 4
-#define rtWORLDIMPORTPROGRESSBSPCOMPRESSEND 5
-
-/**
- * \ingroup rtimport
- * \def rtWORLDIMPORTINVALIDPARTITION
- *
- * This value means that no partition was found, or that the partition was
- * invalid or impractical. The value represents infinity.
- */
-#define rtWORLDIMPORTINVALIDPARTITION RwRealMAXVAL
-
-/****************************************************************************
- Global types
- */
-
-/**
- * Internal use only
- */
-typedef union RtWorldImportVertexState RtWorldImportVertexState;
-
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportVertex
- *
- * typedef for struct \ref RtWorldImportVertex
- */
-typedef struct RtWorldImportVertex RtWorldImportVertex;
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportWeldVertex
- *
- * typedef for struct \ref RtWorldImportWeldVertex
- */
-typedef struct RtWorldImportWeldVertex RtWorldImportWeldVertex;
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildVertex
- *
- * typedef for struct \ref RtWorldImportBuildVertex
- */
-typedef struct RtWorldImportBuildVertex RtWorldImportBuildVertex;
-
-
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildPolyInfo
- *
- * typedef for struct \ref RtWorldImportBuildPolyInfo
- */
-typedef struct RtWorldImportBuildPolyInfo RtWorldImportBuildPolyInfo;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildPolyInfo
- *
- * Information about a polygon
- */
-struct RtWorldImportBuildPolyInfo
-{
- RwInt16 matIndex;
- /**< The material index */
- RwUInt8 clipFlags;
- /**< Clipping flags */
- RwUInt8 hasAlpha;
- /**< Alpha status */
- void *pUserdata;
- /**< Userdata */
-};
-
-typedef union RtWorldImportBuildVertexMode RtWorldImportBuildVertexMode;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildVertexMode
- *
- * Mode of the vertex.
- *
- */
-union RtWorldImportBuildVertexMode
-{
- RtWorldImportVertex *vpVert;
- /**< The vertex */
- RwInt32 index;
- /**< The index */
-};
-
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildVertex
- *
- * A list of polygons as a list of vertices where the end of poly boundary
- * is marked by mode.vpVert == NULL.
- *
- */
-struct RtWorldImportBuildVertex
-{
- RtWorldImportBuildVertexMode mode;
- /**< The mode of the element */
-
- RtWorldImportBuildPolyInfo pinfo;
- /**< we store some poly info in the end marker of a boundary */
-};
-
-
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportGuideKDTree
- *
- * typedef for struct \ref RtWorldImportGuideKDTree
- */
-typedef struct RtWorldImportGuideKDTree RtWorldImportGuideKDTree;
-
-/* NB Merged RtWorldImportPartition with RtWorldImportBuildClipStatistics because
- * there was a unique one-to-one relationship between them, and it made things easier
- * just updating one stucture, without having to update both in sequence...
- */
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildClipStatistics
- *
- * typedef for struct \ref RtWorldImportBuildClipStatistics
- */
-typedef struct RtWorldImportBuildClipStatistics RtWorldImportBuildClipStatistics;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildClipStatistics
- *
- * Holds statistics about a partition or candidate partition during
- * the build process.
- */
-struct RtWorldImportBuildClipStatistics
-{
- RwInt32 numPotentialSplit;
- /**< The number of polygons split by the partition,
- * disgregarding overlaps */
-
- RwInt32 numPotentialLeft;
- /**< The number of potential polygons and fragments on the
- * left of the partition, disgregarding overlaps */
-
- RwInt32 numPotentialRight;
- /**< The number of potential polygons and fragments on the
- * right of the partition, disgregarding overlaps */
-
-
- RwInt32 numActualSplit;
- /**< The number of polygons split by the partition */
-
- RwInt32 numActualLeft;
- /**< The number of polygons and fragments on the
- * left of the partition */
-
- RwInt32 numActualRight;
- /**< The number of polygons and fragments on the
- * right of the partition */
-
-
- RwInt32 numMaterialLeft;
- /**< The number of materials on the left of the partition */
-
- RwInt32 numMaterialRight;
- /**< The number of materials on the right of the partition */
-
- RwInt32 numMaterialSplits;
- /**< The number of materials split by the partition */
-
-
- RwInt32 numMaterialSector;
- /**< The total number of materials in the sector containing
- * the partition */
-
-
- RwReal overlapLeft;
- /**< The actual, relative size of the overlap on the left of the partition */
-
- RwReal overlapRight;
- /**< The actual, relative size of the overlap on the right of the partition */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportPartition
- *
- * typedef for struct \ref RtWorldImportPartition
- */
-typedef struct RtWorldImportPartition RtWorldImportPartition;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportPartition
- *
- * A partitioning plane.
- */
-struct RtWorldImportPartition
-{
- RwInt32 type;
- /**< Plane type, i.e. 0,4,8 for being normal to the x,y,z axes respectively. */
-
- RwReal value;
- /**< The distance of the plane from the origin */
-
- RwReal maxLeftValue;
- /**< The maximum value of the left face of the overlap. This is derived
- * from the maxOverlapPercent value in \ref RtWorldImportParameters
- */
-
- RwReal maxRightValue;
- /**< The maximum value of the right face of the overlap. This is derived
- * from the maxOverlapPercent value in \ref RtWorldImportParameters
- */
-
- RtWorldImportBuildClipStatistics buildStats;
- /**< The statistics for the partition */
-};
-
-/**
- * \ingroup rtimport
- * \struct RtWorldImportGuideKDTree
- * Represents the structure of a binary tree with
- * no contents per se. It is used to build a BSP in a user specified
- * manner instead of using any heuristic.
- *
- */
-struct RtWorldImportGuideKDTree
-{
- RtWorldImportPartition partition;
- /**< A partitioning plane */
-
- RwBBox bbox;
- /**< Bounding box of the sector or super-sector */
-
- RtWorldImportGuideKDTree *parent;
- /**< Pointer to its parent */
-
- RwInt32 order;
- /**< Relationship information - 0 for left child, 1 for right child */
-
- RtWorldImportGuideKDTree *left;
- /**< Left child */
-
- RtWorldImportGuideKDTree *right;
- /**< Right child */
-};
-
-typedef struct _rtWorldImportGuideKDStackElement _rtWorldImportGuideKDStackElement;
-
-struct _rtWorldImportGuideKDStackElement
-{
- RwBool terminal;
- RtWorldImportGuideKDTree *node;
- _rtWorldImportGuideKDStackElement *next;
-};
-
-typedef struct _rtWorldImportGuideKDStack _rtWorldImportGuideKDStack;
-
-struct _rtWorldImportGuideKDStack
-{
- _rtWorldImportGuideKDStackElement *top;
- _rtWorldImportGuideKDStackElement *current;
- _rtWorldImportGuideKDStackElement *bottom;
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildSector
- *
- * typedef for struct \ref RtWorldImportBuildSector
- */
-typedef struct RtWorldImportBuildSector RtWorldImportBuildSector;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildSector
- *
- * Holds information about the sector that is being subdivided
- */
-struct RtWorldImportBuildSector
-{
- RwInt32 type;
- /**< Sector type (so can handle in an RpWorld) */
-
- RtWorldImportVertex *vertices;
- /**< A pointer to the list of vertices */
-
- RwInt32 numVertices;
- /**< The number of vertices */
-
- RtWorldImportBuildVertex *boundaries;
- /**< A list of boundaries \see RtWorldImportBuildVertex */
-
- RwInt32 numBoundaries;
- /**< The number of boundaries */
-
- RwInt32 numPolygons;
- /**< The number of polygons (triangles) */
-
- RwBBox boundingBox;
- /**< Sector's bounding box */
-
- RwReal overlap;
- /**< The percentage that the sector overlaps with its neighbour */
-
- RwUInt32 maxNumMaterials;
- /**< Maximum number of materials in the in the world */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildStatus
- *
- * typedef for struct \ref RtWorldImportBuildStatus
- */
-typedef struct RtWorldImportBuildStatus RtWorldImportBuildStatus;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildStatus
- * World Import Build Status Structure
- * Used to store the current tree's build status
- */
-struct RtWorldImportBuildStatus
-{
- RwInt32 depth; /**< current depth in the tree */
-};
-
-/**
- * Internal use only
- */
-union RtWorldImportVertexState
-{
- /* clipFlags, two types, first is based on partition only, 2nd is
- * also based on partition, but takes overlaps into consideration. i.e.
- * number splits is usually higher in clipFlags[0] than [1] */
- RwInt32 clipFlags[2]; /**< Internal use only */
- RwInt32 forwardingAddress; /**< Internal use only */
- RtWorldImportVertex *vpVert; /**< Internal use only */
- RtWorldImportWeldVertex *vpWeldVert; /**< Internal use only */
- RtWorldImportBuildVertex *vpBuildVert; /**< Internal use only */
- RwSList *slist; /**< Internal use only */
-};
-
-/**
- * \ingroup rtimport
- * \struct RtWorldImportVertex
- * Holds data for each vertex in the import world.
- *
- */
-struct RtWorldImportVertex
-{
- RwV3d OC; /**< World space vertex position */
- RwV3d normal; /**< World space vertex normal */
- RwRGBA preLitCol; /**< Vertex Prelight color */
- RwTexCoords texCoords[rwMAXTEXTURECOORDS];
- /**< Vertex texture coordinates */
- RtWorldImportVertexState state; /**< Internal use only */
- RwInt32 matIndex; /**< Vertex material index */
- void *pUserdata; /**< Pointer to unspecified per vertex user data */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportTriangle
- * Holds data for each triangle in the import world.
- *
- * \see RtWorldImportTriangle
- */
-typedef struct RtWorldImportTriangle RtWorldImportTriangle;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportTriangle
- * Holds data for each triangle in the import world.
- *
- * \see RtWorldImportTriangle
- */
-struct RtWorldImportTriangle
-{
- RwInt32 matIndex; /**< Index into material list */
- RwInt32 vertIndex[3]; /**< Indices into vertex list */
- void *pUserdata; /**< Pointer to unspecified per triangle user data */
-};
-
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportHints
- *
- * typedef for struct \ref RtWorldImportHints
- */
-typedef struct RtWorldImportHints RtWorldImportHints;
-
-/**
- * \ingroup rtimport
- * \struct RtWorldImportHints
- * Bounding box hints used to control the world sectorization process.
- * \see RtWorldImportHintsSet
- */
-struct RtWorldImportHints
-{
- /** The bounding box hints */
- RwBBox *boundingBoxes;
- /** The number of bounding box hints */
- RwInt32 numBoundingBoxes;
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportParameters
- *
- * typedef for struct \ref RtWorldImportParameters
- */
-typedef struct RtWorldImportParameters RtWorldImportParameters;
-
-/**
- * \ingroup rtimport
- * \struct RtWorldImportParameters
- * Parameters used with \ref RtWorldImportCreateWorld.
- * They are initialized to default values using \ref RtWorldImportParametersInit.
- *
- */
-struct RtWorldImportParameters
-{
- RwReal worldSectorMaxSize;
- /**< The maximum world sector size. */
- RwInt32 maxWorldSectorPolygons;
- /**< The maximum number of polygons in a world sector. */
- RwReal maxOverlapPercent;
- /**< Total fraction of world sector overlap allowed. */
- RwReal weldThreshold;
- /**< Threshold for welding vertices. */
- RwReal angularThreshold;
- /**< Angular threshold for welding vertex normals */
- RwBool calcNormals;
- /**< If TRUE then importer creates normals. */
- RwBool conditionGeometry;
- /**< If TRUE perform vertex welding and degenerate triangle removal.*/
- RwBool userSpecifiedBBox;
- /**< If TRUE allows user to specify minimum bounding-box for the
- * world using the userBBox parameter. */
- RwBBox userBBox;
- /**< User specified world bounding-box if userSpecifiedBBox is TRUE.*/
- RwReal uvLimit;
- /**< If conditionGeometry is TRUE limit texture coordinates to this
- * value. */
- RwBool retainCreases;
- /**< If TRUE then duplicate vertices with differing normals will not
- * be merged. */
- RwBool fixTJunctions;
- /**< If TRUE then T-junctions are fixed in the geometry (slow). */
- RwBool weldPolygons;
- /**< If TRUE then polygons are welded where possible to reduce the
- * polygon count. */
- RwInt32 flags;
- /**< Conversion flags (see RpWorldFlag). */
- RwTextureAddressMode mode;
- /**< If \ref rwTEXTUREADDRESSWRAP than weld vertices according to
- * mod(1) congruent texture coordinates */
- RwBool sortPolygons;
- /**< If TRUE then polygons are sorted by their centroid */
- RwBool cullZeroAreaPolygons;
- /**< If TRUE then zero-area polygons are culled */
- RwInt32 numTexCoordSets;
- /**< The number of texture coordinate sets to use. If set to zero, then
- * the number is taken from the flags parameter which, for backward
- * compatibility, can include the \ref rpWORLDTEXTURED or \ref rpWORLDTEXTURED2
- * flags. These specify one or two sets respectively. */
- RwBool terminatorCheck;
- /**< If TRUE the world will be checked for validity during the build process. */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImport
- *
- * typedef for struct \ref RtWorldImport
- */
-typedef struct RtWorldImport RtWorldImport;
-/**
- * \ingroup rtimport
- * \struct RtWorldImport
- * World Import State Structure
- */
-struct RtWorldImport
-{
- RpMaterialList matList; /**< Material list */
- RtWorldImportVertex *vertices; /**< Vertex array */
- RwInt32 numVertices; /**< Vertex count */
-
- RtWorldImportTriangle *polygons; /**< Triangle array */
- RwInt32 numPolygons; /**< Triangle count */
-
-
- RwSurfaceProperties surfaceProps; /**< The world's surface
- lighting properties */
-};
-
-/**
- * \ingroup rtimport
- * \ref RtWorldImportProgressCallBack is the type for the callback function supplied to
- * \ref RtWorldImportSetProgressCallBack.
- *
- * \param msg Message type corresponding to one of the following:
- * \li rtWORLDIMPORTPROGRESSBSPBUILDSTART -
- * The BSP creation process is about to start.
- * The argument value is equal to 0.0.
- * \li rtWORLDIMPORTPROGRESSBSPBUILDUPDATE -
- * The BSP creation process has finished processing a subsection of
- * the world. The argument value is equal to the percentage of the
- * world processed up to this point.
- * \li rtWORLDIMPORTPROGRESSBSPBUILDEND -
- * The BSP creation process has ended.
- * The argument value is equal to 100.0.
- * \li rtWORLDIMPORTPROGRESSBSPCOMPRESSSTART -
- * The BSP compression process is about to start. The argument value
- * is equal to 0.0.
- * \li rtWORLDIMPORTPROGRESSBSPCOMPRESSUPDATE -
- * The BSP compression has finished processing a subsection of the
- * world. The argument value is equal to the percentage of the world
- * processed up to this point.
- * \li rtWORLDIMPORTPROGRESSBSPCOMPRESSEND -
- * The BSP compression process has ended. The argument value is equal
- * to 100.0.
- *
- * \param value The percentage of the progress made in either BSP
- * building or BSP compression.
- *
- * \return TRUE to continue BSP processing, FALSE to abort.
- *
- * \see RtWorldImportSetProgressCallBack
- */
-typedef RwBool (*RtWorldImportProgressCallBack)(RwInt32 msg, RwReal value);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportDestroyVertexUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * vertex destruction.
- */
-typedef RwBool (*RtWorldImportDestroyVertexUserdataCallBack)(void **pUserdata);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportCloneVertexUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * vertex cloning.
- */
-typedef RwBool (*RtWorldImportCloneVertexUserdataCallBack)(void **pUserdataDst, void **pUserdataSrc);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportInterpVertexUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * vertex interpolation.
- */
-typedef RwBool (*RtWorldImportInterpVertexUserdataCallBack)(void **pUserdataDst, void **pUserdata1, void **pUserdata2, RwReal delta);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportDestroyPolygonUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * polygon destruction.
- */
-typedef RwBool (*RtWorldImportDestroyPolygonUserdataCallBack)(void **pUserdata);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportSplitPolygonUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * polygon division.
- */
-typedef RwBool (*RtWorldImportSplitPolygonUserdataCallBack)(void **pUserdataDst, void **pUserdataSrc);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportSectorSetVertexUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * the setting of the vertex user data.
- */
-typedef RwBool (*RtWorldImportSectorSetVertexUserdataCallBack)(void **pUserdata, RpWorldSector *sector, RwInt32 index);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportSectorSetPolygonUserdataCallBack
- *
- * A pointer to the CallBack function that will be called during
- * the setting of the polygon user data.
- */
-typedef RwBool (*RtWorldImportSectorSetPolygonUserdataCallBack)(void **pUserdata, RpWorldSector *sector, RwInt32 index);
-
-
-
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportTerminationBuildCallBack
- *
- * A pointer to the function that will be called during the
- * build process to determine whether the current sector should
- * be subdivided further, or terminated.
- */
-typedef RwBool (*RtWorldImportTerminationBuildCallBack)
- (RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- void *pData);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportPartitionBuildCallBack
- *
- * A pointer to the function that will be called during the
- * build process to select a suitable sector partition.
- */
-typedef RwReal (*RtWorldImportPartitionBuildCallBack)
- (RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *pData);
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildCallBacks
- *
- * typedef for struct \ref RtWorldImportBuildCallBacks
- */
-typedef struct RtWorldImportBuildCallBacks RtWorldImportBuildCallBacks; /* MAYBE: rename to SectorCallBacks ?*/
-/**
- * \ingroup rtimport
- * \struct RtWorldImportBuildCallBacks
- * Sectorization callbacks
- */
-struct RtWorldImportBuildCallBacks
-{
- RtWorldImportPartitionBuildCallBack partitionBuild;
- /**< Callback for choosing partition */
- void *partitionUserData;
- /**< Partition callback user data */
- RtWorldImportTerminationBuildCallBack terminationBuild;
- /**< Callback for termination of further partitioning */
- void *terminationUserData;
- /**< Termination callback user data */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportUserdataCallBacks
- *
- * typedef for struct \ref RtWorldImportUserdataCallBacks
- */
-typedef struct RtWorldImportUserdataCallBacks RtWorldImportUserdataCallBacks;
-/**
- * \ingroup rtimport
- * \struct RtWorldImportUserdataCallBacks
- * Bundle of callbacks
- */
-struct RtWorldImportUserdataCallBacks
-{
- RtWorldImportDestroyVertexUserdataCallBack destroyVertexUserdata;
- /**< Callback on vertex destruction */
- RtWorldImportCloneVertexUserdataCallBack cloneVertexUserdata;
- /**< Callback on vertex cloning */
- RtWorldImportInterpVertexUserdataCallBack interpVertexUserdata;
- /**< Callback on vertex interpolation */
- RtWorldImportDestroyPolygonUserdataCallBack destroyPolygonUserdata;
- /**< Callback on polygon destruction */
- RtWorldImportSplitPolygonUserdataCallBack splitPolygonUserdata;
- /**< Callback on polygon division */
- RtWorldImportSectorSetVertexUserdataCallBack sectorSetVertexUserdata;
- /**< Callback on setting vertex user data */
- RtWorldImportSectorSetPolygonUserdataCallBack sectorSetPolygonUserdata;
- /**< Callback on setting polygon user data */
-};
-
-/**
- * \ingroup rtimport
- * \typedef RtWorldImportBuildPartitionSelector
- *
- * An enumeration that can be passed to
- * \ref RtWorldImportSetStandardBuildPartitionSelector to determine
- * whether partitioning will be achieved automatically, using the
- * default partition selected, or manually using the \ref RtWorldImportGuideKDTree
- */
-typedef enum
-{
- rwBUILDPARTITIONSELECTOR_DEFAULT,
- /**< Sets the default automated process */
- rwBUILDPARTITIONSELECTOR_GUIDED
- /**< Sets the guided manual process */
-}
-RtWorldImportBuildPartitionSelector;
-
-
-
-
-/* Builds overlaps from plane and conversion params */
-#define BuildSectorSetOverlapsMacro(_boundingBox, _partition, _conversionParams) \
-MACRO_START \
-{ \
- RwReal sup = GETCOORD((_boundingBox).sup, (_partition).type); \
- RwReal inf = GETCOORD((_boundingBox).inf, (_partition).type); \
- \
- (_partition).maxLeftValue = \
- (_partition).value + \
- ((sup - (_partition).value) * (_conversionParams).maxOverlapPercent); \
- \
- (_partition).maxRightValue = \
- (_partition).value - \
- ((((_partition).value) - inf) * (_conversionParams).maxOverlapPercent); \
-} \
-MACRO_STOP
-
-/*****************************************************************************
- * Function prototypes
- */
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif /* __cplusplus */
-
-extern RwBool
-_rtImportBuildSectorFindBBox(RtWorldImportBuildSector *buildSector, RwBBox *bbpOut);
-
-/* TODO: decide where these scheme functions are going and which ones are public and
- whether _rt or RT should be used */
-extern void
- _rtWorldImportGuideKDCopy(RtWorldImportGuideKDTree *KD, RpSector *spSector, RwInt32 depth);
-extern void _rtWorldImportGuideKDStackDestroy(_rtWorldImportGuideKDStack *stack);
-extern void
-_rtWorldImportGuideKDEncodeAsStack(RtWorldImportGuideKDTree *tree, _rtWorldImportGuideKDStack *stack);
-
-extern RtWorldImportGuideKDTree *RtWorldImportGuideKDCreate(RwBBox *bbox);
-extern RtWorldImportGuideKDTree *RtWorldImportGuideKDAddPartition
- (RtWorldImportGuideKDTree *KD, RwInt32 type, RwReal value);
-extern void RtWorldImportGuideKDDeletePartition(RtWorldImportGuideKDTree *KD);
-extern void RtWorldImportGuideKDDestroy(RtWorldImportGuideKDTree *KD);
-
-extern RtWorldImportGuideKDTree *RtWorldImportGuideKDWrite(
- RtWorldImportGuideKDTree *guideKD, const RwChar *filename);
-extern RtWorldImportGuideKDTree * RtWorldImportGuideKDRead(
- const RwChar *filename, const RwBBox *bbox);
-
-/*****************************************************************************
- * PARTITION SELECTORS - These callbacks for used to select a partition
- * from a sector.
- */
-
-extern RwReal
-RtWorldImportBalancedCullPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportMaterialCountPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportMaterialSeparatePartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportMaximumOccluderPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportDisjointOccluderPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportLeastCutAndBalancedPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportMaximumExtentPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportCullMiddleSpacePartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportCullEndSpacePartitionSelector(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportCullSpacePartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportHintBBoxPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportGeneralOccluderPartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportBalancedTreePartitionSelector(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-/*****************************************************************************
- * PARTITION ITERATORS - These callbacks iterate though a set of partitions
- */
-
-extern RwBool
-RtWorldImportOrthogonalAutoPartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData,
- RwInt32* loopCounter);
-
-
-extern RwBool
-RtWorldImportRegularIntervalPartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData,
- RwInt32* loopCounter);
-
-
-extern RwBool
-RtWorldImportMiddleAxisPartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData,
- RwInt32 * loopCounter);
-
-
-extern RwBool
-RtWorldImportMedianPercentagePartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData,
- RwInt32 *loopCounter);
-
-
-extern RwBool
-RtWorldImportHintBBoxPartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData,
- RwInt32* loopCounter);
-
-extern RwBool
-RtWorldImportHighestVertexAccommodatingPlanePartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void * userData,
- RwInt32* loopCounter);
-
-extern RwBool
-RtWorldImportMaterialBoundsPartitionIterator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void *userData,
- RwInt32 *loopCounter);
-
-/*****************************************************************************
- * PARTITION EVALUATORS - These callbacks iterate though a set of partitions
- */
-
-extern RwReal
-RtWorldImportFuzzyBalancedPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-
-extern RwReal
-RtWorldImportPotentialSplitPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-
-extern RwReal
-RtWorldImportBalancedPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-
-extern RwReal
-RtWorldImportExtentPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-
-extern RwReal
-RtWorldImportOccluderPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-
-extern RwReal
-RtWorldImportWeightedOccluderPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportHintBBoxPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void *userData);
-
-extern RwReal
-RtWorldImportVolumeBalancedPartitionEvaluator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportWeightedDisjointOccluderPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportMaterialCutsPartitionEvaluator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportMaterialBalancedPartitionEvaluator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus *buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportAspectPartitionEvaluator(RtWorldImportBuildSector *buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-
-extern RwReal
-RtWorldImportMaterialSeparatorPartitionEvaluator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- RtWorldImportPartition *partition,
- void * userData);
-/*****************************************************************************
- * PARTITION TERMINATORS - These callbacks are used to decide when
- * partitioning of a sector should stop
- */
-extern RwBool
-RtWorldImportNeverPartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * userData);
-
-extern RwBool
-RtWorldImportMaximumLegalPartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * __RWUNUSED__ buildStatus,
- void * __RWUNUSED__ userData);
-
-extern RwBool
-RtWorldImportDefaultPartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * pData);
-
-
-extern RwBool
-RtWorldImportDepthPartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * userData);
-
-
-extern RwBool
-RtWorldImportSectorHeightPartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * userData);
-
-extern RwBool
-RtWorldImportSizePartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * userData);
-
-extern RwBool
-RtWorldImportSectorAspectSizePartitionTerminator(RtWorldImportBuildSector * buildSector,
- RtWorldImportBuildStatus * buildStatus,
- void * userData);
-
-
-
-/* END TODO */
-
-/* WorldImport hints */
-extern void
-RtWorldImportHintsSet(RtWorldImportHints *hints);
-
-extern RtWorldImportHints *
-RtWorldImportHintsGet(void);
-
-extern RtWorldImportHints *
-RtWorldImportHintsCreate(void);
-
-extern RwBool
-RtWorldImportHintsDestroy(RtWorldImportHints *hints);
-
-extern RtWorldImportHints *
-RtWorldImportHintsAddBoundingBoxes(RtWorldImportHints *hints, RwInt32 numBoundingBoxes);
-
-extern void
-RtWorldImportMaterialGroupHintGenerator(RtWorldImportBuildSector *buildSector,
- RtWorldImportHints *materialGroupHints);
-
-/* Initializing the conversion structure */
-extern RtWorldImportParameters *RtWorldImportParametersInit(void);
-extern void RtWorldImportParametersSet(RtWorldImportParameters *params);
-extern RtWorldImportParameters *RtWorldImportParametersGet(void);
-
-
-extern RpWorld *RtWorldImportCreateWorld(RtWorldImport *
- nohsworld,
- RtWorldImportParameters
- * conversionParams);
-
-extern RpGeometry *RtWorldImportCreateGeometry(RtWorldImport *
- nohsworld,
- RtWorldImportParameters
- * conversionParams);
-
-extern RtWorldImport *RtWorldImportCreate(void);
-
-extern RwBool RtWorldImportDestroy(RtWorldImport * nohsworld);
-
-extern RtWorldImport *RtWorldImportAddNumVertices(RtWorldImport *
- nohsworld,
- RwInt32
- numNewVertices);
-
-extern RtWorldImport *RtWorldImportAddNumTriangles(RtWorldImport *
- nohsworld,
- RwInt32
- numNewTriangles);
-
-extern RpMaterial *RtWorldImportGetMaterial(RtWorldImport *
- nohsworld,
- RwInt32 matInd);
-
-extern RwInt32 RtWorldImportGetNumVertices(RtWorldImport * nohsworld);
-
-extern RtWorldImportVertex *RtWorldImportGetVertices(RtWorldImport *
- nohsworld);
-
-extern RwInt32 RtWorldImportGetNumTriangles(RtWorldImport * nohsworld);
-
-extern RtWorldImportTriangle *
-RtWorldImportGetTriangles(RtWorldImport * nohsworld);
-
-/* Surface lighting characteristics */
-extern RtWorldImport *
-RtWorldImportSetSurfaceProperties(RtWorldImport * world,
- RwSurfaceProperties *
- surface);
-
-extern RwSurfaceProperties *
-RtWorldImportGetSurfaceProperties(RtWorldImport * world);
-
-/* Progress callbacks */
-extern void
-RtWorldImportSetProgressCallBack(RtWorldImportProgressCallBack CB);
-
-extern RpWorldSector * RtWorldImportGetNumMaterials(RpWorldSector *worldSector, void *data);
-
-extern void
-_rtImportWorldSendProgressMessage(RwInt32 msgtype, RwReal value);
-
-/* Reading and Writing */
-
-extern RtWorldImport *RtWorldImportWrite(RtWorldImport * world,
- RwChar * filename);
-
-extern RtWorldImport *RtWorldImportRead(RwChar * filename);
-
-extern RwInt32 RtWorldImportAddMaterial(RtWorldImport * nohsworld,
- RpMaterial * material);
-
-extern RwInt32 RtWorldImportGetMaterialIndex(RtWorldImport * nohsworld,
- RpMaterial * material);
-
-extern RtWorldImport *RtWorldImportForAllMaterials(RtWorldImport *
- nohsworld,
- RpMaterialCallBack
- fpCallBack,
- void *pData);
-
-extern void
-RtWorldImportSetUserdataCallBacks(RtWorldImportDestroyVertexUserdataCallBack
- destroyVertexUserdataCB,
- RtWorldImportCloneVertexUserdataCallBack
- cloneVertexUserdataCB,
- RtWorldImportInterpVertexUserdataCallBack
- interpVertexUserdataCB,
- RtWorldImportSectorSetVertexUserdataCallBack
- sectorSetVertexUserdata,
- RtWorldImportDestroyPolygonUserdataCallBack
- destroyPolygonUserdataCB,
- RtWorldImportSplitPolygonUserdataCallBack
- splitPolygonUserdataCB,
- RtWorldImportSectorSetPolygonUserdataCallBack
- sectorSetPolygonUserdata);
-
-extern void
-RtWorldImportSetBuildCallBacks(RtWorldImportPartitionBuildCallBack
- partitionBuildCB,
- RtWorldImportTerminationBuildCallBack
- terminationBuildCB);
-
-extern void
-RtWorldImportSetPartitionStatistics(RtWorldImportBuildSector * buildSector,
- RtWorldImportPartition * partition);
-
-extern void
-RtWorldImportSetBuildCallBacksUserData(void *partitionUserData,
- void *terminateUserData);
-
-
-extern void
-RtWorldImportSetStandardBuildPartitionSelector(RtWorldImportBuildPartitionSelector partitionSelector, void* userData);
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-
-#define RtWorldImportParametersInitialize(_paramsPtr) \
- *(_paramsPtr) = *RtWorldImportParametersInit();
-
-
-
-#endif /* RTIMPORT_H */
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