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/* function assumes out to be zero'ed, only does RGBA */if(node->custom1==0){void bilinear_interpolation(struct ImBuf *in, struct ImBuf *out, float u, float v, int xout, int yout);}else if(node->custom1==1){void neareast_interpolation(struct ImBuf *in, struct ImBuf *out, float u, float v, int xout, int yout);}else{void bicubic_interpolation(struct ImBuf *in, struct ImBuf *out, float x, float y, int xout, int yout);}