" vproj1 = vproj0*(1.0-k_motion_lerp_amount) + vproj1*k_motion_lerp_amount;\n"
"\n"
" aMotionVec0 = vec3( vproj0.xy, vproj0.w );\n"
" vproj1 = vproj0*(1.0-k_motion_lerp_amount) + vproj1*k_motion_lerp_amount;\n"
"\n"
" aMotionVec0 = vec3( vproj0.xy, vproj0.w );\n"