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Last change
on this file since 1484 was
1484,
checked in by vrinside, 15 years ago
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added 2d arrows (arrow tip will be added)
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File size:
1.6 KB
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| 1 | #pragma once
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| 2 |
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| 3 | #include <Cg/cg.h>
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| 4 | #include <Cg/cgGL.h>
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| 5 | #include <vector>
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| 6 | #include "Vector3.h" |
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| 7 |
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| 8 | class VelocityArrowsSlice {
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| 9 |
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| 10 | unsigned int _vectorFieldGraphicsID;
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| 11 | float _vfXscale;
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| 12 | float _vfYscale;
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| 13 | float _vfZscale;
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| 14 | float _slicePos;
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| 15 | int _axis;
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| 16 |
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| 17 | unsigned int _fbo;
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| 18 | unsigned int _tex;
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| 19 |
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| 20 | CGcontext _context;
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| 21 | CGprogram _queryVelocityFP;
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| 22 | CGparameter _ipVectorFieldParam;
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| 23 |
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| 24 | int _renderTargetWidth;
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| 25 | int _renderTargetHeight;
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| 26 | Vector3* _velocities;
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| 27 | std::vector<Vector3> _samplingPositions;
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| 28 | Vector3 _projectionVector;
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| 29 |
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| 30 | int _tickCountForMinSizeAxis;
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| 31 | int _tickCountX;
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| 32 | int _tickCountY;
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| 33 | int _tickCountZ;
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| 34 |
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| 35 | int _pointCount;
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| 36 |
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| 37 | Vector3 _maxVelocityScale;
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| 38 |
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| 39 | bool _enabled;
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| 40 | bool _dirty;
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| 41 | bool _dirtySamplingPosition;
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| 42 | bool _dirtyRenderTarget;
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| 43 |
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| 44 | private :
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| 45 | void createRenderTarget();
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| 46 | void computeSamplingTicks();
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| 47 | public :
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| 48 | VelocityArrowsSlice();
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| 49 |
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| 50 | void vectorField(unsigned int vfGraphicsID, float xScale, float yScale, float zScale);
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| 51 | void axis(int axis);
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| 52 | int axis() const;
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| 53 | void slicePos(float pos);
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| 54 | float slicePos() const;
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| 55 | void queryVelocity();
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| 56 | void render();
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| 57 | void enabled(bool e);
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| 58 | bool enabled() const;
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| 59 | void tickCountForMinSizeAxis(int tickCount);
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| 60 | int tickCountForMinSizeAxis() const;
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| 61 | };
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| 62 |
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| 63 | inline int VelocityArrowsSlice::axis() const
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| 64 | {
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| 65 | return _axis;
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| 66 | }
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| 67 |
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| 68 | inline float VelocityArrowsSlice::slicePos() const
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| 69 | {
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| 70 | return _slicePos;
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| 71 | }
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| 72 |
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| 73 |
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| 74 | inline bool VelocityArrowsSlice::enabled() const
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| 75 | {
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| 76 | return _enabled;
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| 77 | }
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| 78 |
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| 79 | inline int VelocityArrowsSlice::tickCountForMinSizeAxis() const
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| 80 | {
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| 81 | return _tickCountForMinSizeAxis;
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| 82 | } |
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