diff options
Diffstat (limited to 'template/kernel.mako')
-rw-r--r-- | template/kernel.mako | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/template/kernel.mako b/template/kernel.mako index a57c2ec..025baf5 100644 --- a/template/kernel.mako +++ b/template/kernel.mako @@ -98,82 +98,3 @@ __kernel void collect_moments(__global __read_only ${float_type}* f, moments[${pop_offset(i)} + gid] = ${ccode(expr.rhs)}; % endfor } - -__kernel void collect_gl_moments(__global __read_only ${float_type}* f, - __global __read_only int* material, - __global __write_only float4* moments) -{ - const unsigned int gid = ${gid()}; - - __global __read_only ${float_type}* preshifted_f = f + gid; - -% for i in range(0,descriptor.q): - const ${float_type} f_curr_${i} = preshifted_f[${pop_offset(i)}]; -% endfor - -% for i, expr in enumerate(moments_subexpr): - const ${float_type} ${expr[0]} = ${ccode(expr[1])}; -% endfor - - float4 data; - - if (material[gid] == 1) { -% if descriptor.d == 2: - data.x = ${ccode(moments_assignment[0].rhs)}; - data.y = ${ccode(moments_assignment[1].rhs)}; - data.z = ${ccode(moments_assignment[2].rhs)}; - data.w = sqrt(data.y*data.y + data.z*data.z); -% elif descriptor.d == 3: - data.x = ${ccode(moments_assignment[0].rhs)}; - data.y = ${ccode(moments_assignment[1].rhs)}; - data.z = ${ccode(moments_assignment[2].rhs)}; - data.w = ${ccode(moments_assignment[3].rhs)}; -% endif - } else { - data.x = 0.0; - data.y = 0.0; - data.z = 0.0; - data.w = -material[gid]; - } - - moments[gid] = data; -} - -__kernel void update_particles(__global __read_only float4* moments, - __global __read_only int* material, - __global __write_only float4* particles, - __global __read_only float4* init_particles, - float aging) -{ - const unsigned int pid = get_global_id(0); - - float4 particle = particles[pid]; - -% if descriptor.d == 2: - const unsigned int gid = floor(particle.y)*${memory.size_x} + floor(particle.x); -% elif descriptor.d == 3: - const unsigned int gid = floor(particle.z)*${memory.size_x*memory.size_y} + floor(particle.y)*${memory.size_x} + floor(particle.x); -% endif - - const float4 moment = moments[gid]; - - if (material[gid] == 1) { - particle.x += moment.y; - particle.y += moment.z; -% if descriptor.d == 2: - particle.w += min(particle.x, particle.y) * aging; -% elif descriptor.d == 3: - particle.z += moment.w; - float dy = (particle.y-${geometry.size_y/2.0}); - float dz = (particle.z-${geometry.size_z/2.0}); - dy *= dy; - dz *= dz; - particle.w = 10.0*sqrt(moment.y*moment.y+moment.z*moment.z+moment.w*moment.w); -% endif - } else { - particle.xyz = init_particles[pid].xyz; - particle.w = 0.0; - } - - particles[pid] = particle; -} |