tcolorbar.h - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
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       tcolorbar.h (644B)
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            1 #ifndef COLORBAR_H_
            2 #define COLORBAR_H_
            3 
            4 // Functions that determine red-, green- and blue color components
            5 // in a blue-white-red colormap. Ratio should be between 0.0-1.0.
            6 
            7 __inline__ __host__ __device__ float red(float ratio)
            8 {
            9     return fmin(1.0f, 0.209f*ratio*ratio*ratio - 2.49f*ratio*ratio + 3.0f*ratio + 0.0109f);
           10 };
           11 
           12 __inline__ __host__ __device__ float green(float ratio)
           13 {
           14     return fmin(1.0f, -2.44f*ratio*ratio + 2.15f*ratio + 0.369f);
           15 };
           16 
           17 __inline__ __host__ __device__ float blue(float ratio)
           18 {
           19     return fmin(1.0f, -2.21f*ratio*ratio + 1.61f*ratio + 0.573f);
           20 };
           21 
           22 #endif
           23 // vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4