[580] | 1 | #ifndef __NV_ZINCBLENDE_SHADER_H__ |
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| 2 | #define __NV_ZINCBLENDE_SHADER_H__ |
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| 3 | |
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| 4 | #include "Nv.h" |
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| 5 | #include "ZincBlendeVolume.h" |
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| 6 | #include "NvVolumeShader.h" |
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| 7 | |
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| 8 | class NvZincBlendeVolumeShader : public NvVolumeShader { |
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| 9 | CGparameter _tfParam; |
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| 10 | CGparameter _volumeAParam; |
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| 11 | CGparameter _volumeBParam; |
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| 12 | CGparameter _cellSizeParam; |
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| 13 | CGparameter _mviParam; |
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| 14 | CGparameter _renderParam; |
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[870] | 15 | CGparameter _option_one_volume_param; |
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[580] | 16 | |
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| 17 | private : |
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| 18 | void init(); |
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| 19 | public : |
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| 20 | NvZincBlendeVolumeShader(); |
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| 21 | ~NvZincBlendeVolumeShader(); |
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| 22 | |
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| 23 | void bind(unsigned int tfID, Volume* volume, int sliceMode); |
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| 24 | void unbind(); |
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| 25 | }; |
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| 26 | |
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| 27 | inline void NvZincBlendeVolumeShader::bind(unsigned int tfID, Volume* volume, int sliceMode) |
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| 28 | { |
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| 29 | ZincBlendeVolume* vol = (ZincBlendeVolume*)volume; |
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| 30 | cgGLSetStateMatrixParameter(_mviParam, CG_GL_MODELVIEW_MATRIX, CG_GL_MATRIX_INVERSE); |
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| 31 | cgGLSetTextureParameter(_tfParam, tfID); |
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| 32 | cgGLSetParameter4f(_cellSizeParam, vol->cell_size.x, vol->cell_size.y, vol->cell_size.z, 0.); |
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| 33 | |
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| 34 | if(!sliceMode) |
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| 35 | cgGLSetParameter4f(_renderParam, |
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[1478] | 36 | vol->n_slices(), |
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[1474] | 37 | vol->opacity_scale(), |
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| 38 | vol->diffuse(), |
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| 39 | vol->specular()); |
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[580] | 40 | else |
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| 41 | cgGLSetParameter4f(_renderParam, |
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| 42 | 0., |
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[1474] | 43 | vol->opacity_scale(), |
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| 44 | vol->diffuse(), |
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| 45 | vol->specular()); |
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[580] | 46 | |
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[870] | 47 | cgGLSetParameter4f(_option_one_volume_param, |
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| 48 | 0.0f, |
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[1478] | 49 | volume->isosurface(), |
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[870] | 50 | 0.0f, |
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| 51 | 0.0f); |
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| 52 | |
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[580] | 53 | cgGLSetTextureParameter(_volumeAParam, vol->zincblende_tex[0]->id); |
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| 54 | cgGLSetTextureParameter(_volumeBParam, vol->zincblende_tex[1]->id); |
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| 55 | cgGLEnableTextureParameter(_volumeAParam); |
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| 56 | cgGLEnableTextureParameter(_volumeBParam); |
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| 57 | |
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| 58 | cgGLBindProgram(_cgFP); |
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| 59 | cgGLEnableProfile(CG_PROFILE_FP30); |
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| 60 | } |
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| 61 | |
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| 62 | inline void NvZincBlendeVolumeShader::unbind() |
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| 63 | { |
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| 64 | cgGLDisableTextureParameter(_volumeAParam); |
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| 65 | cgGLDisableTextureParameter(_volumeBParam); |
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| 66 | cgGLDisableTextureParameter(_tfParam); |
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| 67 | |
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| 68 | cgGLDisableProfile(CG_PROFILE_FP30); |
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| 69 | } |
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| 70 | |
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| 71 | #endif |
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