1 | #ifndef SPLITCANDIDATE_H
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2 | #define SPLITCANDIDATE_H
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3 |
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4 | #include "FlexibleHeap.h"
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5 |
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6 | using namespace std;
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7 |
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8 | namespace GtpVisibilityPreprocessor {
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9 |
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10 | /** Candidate for a view space / object space split.
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11 | */
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12 | class SubdivisionCandidate: public Heapable
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13 | {
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14 | public:
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15 |
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16 | enum {OBJECT_SPACE, VIEW_SPACE};
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17 |
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18 | /// the current split plane
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19 | //AxisAlignedPlane mSplitPlane;
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20 | /// split axis of this plane (0, 1, 2, or 3 if non-axis-aligned)
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21 | int mSplitAxis;
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22 | /// the number of misses of max cost ratio until this split
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23 | int mMaxCostMisses;
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24 |
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25 | SubdivisionCandidate(): mRenderCostDecrease(0) {};
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26 |
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27 | /*SubdivisionCandidate(const AxisAlignedPlane &plane):
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28 | mSplitPlane(plane), mRenderCostDecrease(0)
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29 | {}*/
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30 |
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31 | virtual void EvalPriority() = 0;
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32 | virtual int Type() const = 0;
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33 | virtual bool GlobalTerminationCriteriaMet() const = 0;
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34 |
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35 | /** Set render cost decrease achieved through this split.
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36 | */
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37 | void SetRenderCostDecrease(const float renderCostDecr)
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38 | {
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39 | mRenderCostDecrease = renderCostDecr;
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40 | }
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41 |
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42 | float GetRenderCostDecrease() const
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43 | {
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44 | return mRenderCostDecrease;
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45 | }
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46 |
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47 | protected:
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48 |
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49 | /// render cost decrease achieved through this split
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50 | float mRenderCostDecrease;
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51 |
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52 | };
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53 |
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54 |
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55 | typedef FlexibleHeap<SubdivisionCandidate *> SplitQueue;
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56 |
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57 |
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58 | }
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59 |
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60 | // FLEXIBLEHEAP_H
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61 | #endif
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