src/BulletMultiThreaded/GpuSoftBodySolvers/OpenCL/OpenCLC10/UpdatePositionsFromVelocities.cl

   1 \r
   2 MSTRINGIFY(\r
   3 \r
   4 \r
   5 \r
   6 \r
   7 __kernel void \r
   8 UpdatePositionsFromVelocitiesKernel( \r
   9         const int numNodes,\r
  10         const float solverSDT,\r
  11         __global float4 * g_vertexVelocities,\r
  12         __global float4 * g_vertexPreviousPositions,\r
  13         __global float4 * g_vertexCurrentPosition GUID_ARG)\r
  14 {\r
  15         int vertexID = get_global_id(0);\r
  16         if( vertexID < numNodes )\r
  17         {       \r
  18                 float4 previousPosition = g_vertexPreviousPositions[vertexID];\r
  19                 float4 velocity         = g_vertexVelocities[vertexID];\r
  20                 \r
  21                 float4 newPosition      = previousPosition + velocity*solverSDT;\r
  22                 \r
  23                 g_vertexCurrentPosition[vertexID]   = newPosition;\r
  24                 g_vertexPreviousPositions[vertexID] = newPosition;\r
  25         }\r
  26 }\r
  27 \r
  28 );