On the Feasibility and Limitations of Just-in-Time Instruction Set Extension for FPGA-Based Reconfigurable Processors

Listing 1

Part of the raytracing source code.

(1)  bool hitSphere (const ray &r, const sphere& s..)

(2)  {

(3) ⋯

(4)   vecteur dist = s.pos  -  r.start;

(5)   float B = rdx * dx  +  rdy * dy  +  rdz  *  dz;

(6)   float D = B * B  −  dist * dist  +  s.size * s.size;

(7)   if (D < 0.0f) return false;

(8) ⋯

(9)  }