- Merge BSP-able polyobjects back into the trunk.
SVN r2480 (trunk)
This commit is contained in:
Randy Heit
parent
8d5ca6501a
commit
677d07f837
17 changed files with 1171 additions and 739 deletions
115
src/nodebuild.h
115
src/nodebuild.h
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@ -1,6 +1,10 @@
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#include "doomdata.h"
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#include "tarray.h"
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#include "r_defs.h"
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#include "x86.h"
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struct FPolySeg;
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struct FMiniBSP;
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struct FEventInfo
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{
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@ -40,6 +44,27 @@ private:
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FEvent *Predecessor (FEvent *event) const;
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};
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struct FSimpleVert
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{
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fixed_t x, y;
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};
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extern "C"
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{
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int ClassifyLine2 (node_t &node, const FSimpleVert *v1, const FSimpleVert *v2, int sidev[2]);
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#ifndef DISABLE_SSE
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int ClassifyLineSSE1 (node_t &node, const FSimpleVert *v1, const FSimpleVert *v2, int sidev[2]);
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int ClassifyLineSSE2 (node_t &node, const FSimpleVert *v1, const FSimpleVert *v2, int sidev[2]);
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#ifdef BACKPATCH
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#ifdef __GNUC__
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int ClassifyLineBackpatch (node_t &node, const FSimpleVert *v1, const FSimpleVert *v2, int sidev[2]) __attribute__((noinline));
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#else
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int __declspec(noinline) ClassifyLineBackpatch (node_t &node, const FSimpleVert *v1, const FSimpleVert *v2, int sidev[2]);
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#endif
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#endif
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#endif
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}
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class FNodeBuilder
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{
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struct FPrivSeg
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@ -60,9 +85,8 @@ class FNodeBuilder
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bool planefront;
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FPrivSeg *hashnext;
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};
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struct FPrivVert
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struct FPrivVert : FSimpleVert
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{
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fixed_t x, y;
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DWORD segs; // segs that use this vertex as v1
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DWORD segs2; // segs that use this vertex as v2
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@ -88,7 +112,17 @@ class FNodeBuilder
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};
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// Like a blockmap, but for vertices instead of lines
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class FVertexMap
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class IVertexMap
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{
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public:
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virtual ~IVertexMap();
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virtual int SelectVertexExact(FPrivVert &vert) = 0;
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virtual int SelectVertexClose(FPrivVert &vert) = 0;
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private:
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IVertexMap &operator=(const IVertexMap &);
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};
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class FVertexMap : public IVertexMap
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{
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public:
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FVertexMap (FNodeBuilder &builder, fixed_t minx, fixed_t miny, fixed_t maxx, fixed_t maxy);
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@ -116,12 +150,23 @@ class FNodeBuilder
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assert (y <= MaxY);
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return (unsigned(x - MinX) >> BLOCK_SHIFT) + (unsigned(y - MinY) >> BLOCK_SHIFT) * BlocksWide;
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}
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};
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FVertexMap &operator= (const FVertexMap &) { return *this; }
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class FVertexMapSimple : public IVertexMap
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{
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public:
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FVertexMapSimple(FNodeBuilder &builder);
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int SelectVertexExact(FPrivVert &vert);
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int SelectVertexClose(FPrivVert &vert);
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private:
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int InsertVertex(FPrivVert &vert);
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FNodeBuilder &MyBuilder;
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};
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friend class FVertexMap;
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friend class FVertexMapSimple;
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public:
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struct FLevel
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@ -132,7 +177,14 @@ public:
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fixed_t MinX, MinY, MaxX, MaxY;
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void FindMapBounds ();
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void FindMapBounds();
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void ResetMapBounds()
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{
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MinX = FIXED_MAX;
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MinY = FIXED_MAX;
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MaxX = FIXED_MIN;
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MaxY = FIXED_MIN;
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}
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};
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struct FPolyStart
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@ -141,9 +193,10 @@ public:
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fixed_t x, y;
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};
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FNodeBuilder (FLevel &level);
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FNodeBuilder (FLevel &level,
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TArray<FPolyStart> &polyspots, TArray<FPolyStart> &anchors,
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bool makeGLNodes, bool enableSSE2);
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bool makeGLNodes);
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~FNodeBuilder ();
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void Extract (node_t *&nodes, int &nodeCount,
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@ -151,6 +204,13 @@ public:
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subsector_t *&ssecs, int &subCount,
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vertex_t *&verts, int &vertCount);
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// These are used for building sub-BSP trees for polyobjects.
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void Clear();
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void AddPolySegs(FPolySeg *segs, int numsegs);
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void AddSegs(seg_t *segs, int numsegs);
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void BuildMini(bool makeGLNodes);
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void ExtractMini(FMiniBSP *bsp);
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static angle_t PointToAngle (fixed_t dx, fixed_t dy);
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// < 0 : in front of line
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@ -160,7 +220,7 @@ public:
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static inline int PointOnSide (int x, int y, int x1, int y1, int dx, int dy);
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private:
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FVertexMap *VertexMap;
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IVertexMap *VertexMap;
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TArray<node_t> Nodes;
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TArray<subsector_t> Subsectors;
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@ -181,7 +241,6 @@ private:
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DWORD HackMate; // Seg to use in front of hack seg
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FLevel &Level;
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bool GLNodes; // Add minisegs to make GL nodes?
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bool EnableSSE2;
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// Progress meter stuff
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int SegsStuffed;
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@ -191,29 +250,27 @@ private:
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void MakeSegsFromSides ();
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int CreateSeg (int linenum, int sidenum);
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void GroupSegPlanes ();
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void GroupSegPlanesSimple ();
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void FindPolyContainers (TArray<FPolyStart> &spots, TArray<FPolyStart> &anchors);
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bool GetPolyExtents (int polynum, fixed_t bbox[4]);
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int MarkLoop (DWORD firstseg, int loopnum);
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void AddSegToBBox (fixed_t bbox[4], const FPrivSeg *seg);
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int CreateNode (DWORD set, fixed_t bbox[4]);
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int CreateNode (DWORD set, unsigned int count, fixed_t bbox[4]);
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int CreateSubsector (DWORD set, fixed_t bbox[4]);
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void CreateSubsectorsForReal ();
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bool CheckSubsector (DWORD set, node_t &node, DWORD &splitseg, int setsize);
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bool CheckSubsector (DWORD set, node_t &node, DWORD &splitseg);
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bool CheckSubsectorOverlappingSegs (DWORD set, node_t &node, DWORD &splitseg);
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bool ShoveSegBehind (DWORD set, node_t &node, DWORD seg, DWORD mate); int SelectSplitter (DWORD set, node_t &node, DWORD &splitseg, int step, bool nosplit);
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void SplitSegs (DWORD set, node_t &node, DWORD splitseg, DWORD &outset0, DWORD &outset1);
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void SplitSegs (DWORD set, node_t &node, DWORD splitseg, DWORD &outset0, DWORD &outset1, unsigned int &count0, unsigned int &count1);
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DWORD SplitSeg (DWORD segnum, int splitvert, int v1InFront);
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int Heuristic (node_t &node, DWORD set, bool honorNoSplit);
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int CountSegs (DWORD set) const;
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// Returns:
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// 0 = seg is in front
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// 1 = seg is in back
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// -1 = seg cuts the node
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inline int ClassifyLine (node_t &node, const FPrivSeg *seg, int &sidev1, int &sidev2);
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int ClassifyLine2 (node_t &node, const FPrivSeg *seg, int &sidev1, int &sidev2);
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int ClassifyLineSSE2 (node_t &node, const FPrivSeg *seg, int &sidev1, int &sidev2);
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inline int ClassifyLine (node_t &node, const FPrivVert *v1, const FPrivVert *v2, int sidev[2]);
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void FixSplitSharers (const node_t &node);
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double AddIntersection (const node_t &node, int vertex);
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@ -273,21 +330,27 @@ inline int FNodeBuilder::PointOnSide (int x, int y, int x1, int y1, int dx, int
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return s_num > 0.0 ? -1 : 1;
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}
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inline int FNodeBuilder::ClassifyLine (node_t &node, const FPrivSeg *seg, int &sidev1, int &sidev2)
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inline int FNodeBuilder::ClassifyLine (node_t &node, const FPrivVert *v1, const FPrivVert *v2, int sidev[2])
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{
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#if !defined(_M_IX86) && !defined(_M_X64) && !defined(__i386__) && !defined(__amd64__)
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return ClassifyLine2 (node, seg, sidev1, sidev2);
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#elif defined(__SSE2__)
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#ifdef DISABLE_SSE
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return ClassifyLine2 (node, v1, v2, sidev);
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#else
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#if defined(__SSE2__) || defined(_M_IX64)
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// If compiling with SSE2 support everywhere, just use the SSE2 version.
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return ClassifyLineSSE2 (node, seg, sidev1, sidev2);
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return ClassifyLineSSE2 (node, v1, v2, sidev);
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#elif defined(_MSC_VER) && _MSC_VER < 1300
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// VC 6 does not support SSE2 optimizations.
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return ClassifyLine2 (node, seg, sidev1, sidev2);
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// VC 6 does not support SSE optimizations.
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return ClassifyLine2 (node, v1, v2, sidev);
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#else
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// Select the routine based on our flag.
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if (EnableSSE2)
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return ClassifyLineSSE2 (node, seg, sidev1, sidev2);
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#ifdef BACKPATCH
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return ClassifyLineBackpatch (node, v1, v2, sidev);
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#else
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if (CPU.bSSE2)
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return ClassifyLineSSE2 (node, v1, v2, sidev);
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else
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return ClassifyLine2 (node, seg, sidev1, sidev2);
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return ClassifyLine2 (node, v1, v2, sidev);
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#endif
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#endif
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#endif
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}
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