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Diffstat (limited to 'source/blender/simulation/intern/particle_function.cc')
| -rw-r--r-- | source/blender/simulation/intern/particle_function.cc | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/source/blender/simulation/intern/particle_function.cc b/source/blender/simulation/intern/particle_function.cc deleted file mode 100644 index 69977eb2054..00000000000 --- a/source/blender/simulation/intern/particle_function.cc +++ /dev/null @@ -1,166 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -#include "particle_function.hh" - -namespace blender::sim { - -ParticleFunction::ParticleFunction(const fn::MultiFunction *global_fn, - const fn::MultiFunction *per_particle_fn, - Span<const ParticleFunctionInput *> global_inputs, - Span<const ParticleFunctionInput *> per_particle_inputs, - Span<bool> output_is_global) - : global_fn_(global_fn), - per_particle_fn_(per_particle_fn), - global_inputs_(global_inputs), - per_particle_inputs_(per_particle_inputs), - output_is_global_(output_is_global) -{ - for (int i : output_is_global_.index_range()) { - if (output_is_global_[i]) { - int param_index = global_inputs_.size() + global_output_indices_.size(); - fn::MFParamType param_type = global_fn_->param_type(param_index); - BLI_assert(param_type.is_output()); - output_types_.append(param_type.data_type()); - output_names_.append(global_fn_->param_name(param_index)); - global_output_indices_.append(i); - } - else { - int param_index = per_particle_inputs_.size() + per_particle_output_indices_.size(); - fn::MFParamType param_type = per_particle_fn_->param_type(param_index); - BLI_assert(param_type.is_output()); - output_types_.append(param_type.data_type()); - output_names_.append(per_particle_fn_->param_name(param_index)); - per_particle_output_indices_.append(i); - } - } -} - -ParticleFunctionEvaluator::ParticleFunctionEvaluator(const ParticleFunction &particle_fn, - const SimulationSolveContext &solve_context, - const ParticleChunkContext &particles) - : particle_fn_(particle_fn), - solve_context_(solve_context), - particles_(particles), - mask_(particles_.index_mask), - outputs_(particle_fn_.output_types_.size(), nullptr) -{ - global_context_.add_global_context("PersistentDataHandleMap", &solve_context_.handle_map); - per_particle_context_.add_global_context("PersistentDataHandleMap", &solve_context_.handle_map); -} - -ParticleFunctionEvaluator::~ParticleFunctionEvaluator() -{ - for (int output_index : outputs_.index_range()) { - void *buffer = outputs_[output_index]; - fn::MFDataType data_type = particle_fn_.output_types_[output_index]; - BLI_assert(data_type.is_single()); /* For now. */ - const fn::CPPType &type = data_type.single_type(); - - if (particle_fn_.output_is_global_[output_index]) { - type.destruct(buffer); - } - else { - type.destruct_indices(outputs_[0], mask_); - } - } -} - -void ParticleFunctionEvaluator::compute() -{ - BLI_assert(!is_computed_); - this->compute_globals(); - this->compute_per_particle(); - is_computed_ = true; -} - -fn::GVSpan ParticleFunctionEvaluator::get(int output_index, StringRef expected_name) const -{ -#ifdef DEBUG - if (expected_name != "") { - StringRef real_name = particle_fn_.output_names_[output_index]; - BLI_assert(expected_name == real_name); - } - BLI_assert(is_computed_); -#endif - UNUSED_VARS_NDEBUG(expected_name); - const void *buffer = outputs_[output_index]; - const fn::CPPType &type = particle_fn_.output_types_[output_index].single_type(); - if (particle_fn_.output_is_global_[output_index]) { - return fn::GVSpan::FromSingleWithMaxSize(type, buffer); - } - - return fn::GVSpan(fn::GSpan(type, buffer, mask_.min_array_size())); -} - -void ParticleFunctionEvaluator::compute_globals() -{ - if (particle_fn_.global_fn_ == nullptr) { - return; - } - - fn::MFParamsBuilder params(*particle_fn_.global_fn_, mask_.min_array_size()); - - /* Add input parameters. */ - ParticleFunctionInputContext input_context{solve_context_, particles_}; - for (const ParticleFunctionInput *input : particle_fn_.global_inputs_) { - input->add_input(input_context, params, resources_); - } - - /* Add output parameters. */ - for (int output_index : particle_fn_.global_output_indices_) { - fn::MFDataType data_type = particle_fn_.output_types_[output_index]; - BLI_assert(data_type.is_single()); /* For now. */ - - const fn::CPPType &type = data_type.single_type(); - void *buffer = resources_.linear_allocator().allocate(type.size(), type.alignment()); - params.add_uninitialized_single_output(fn::GMutableSpan(type, buffer, 1)); - outputs_[output_index] = buffer; - } - - particle_fn_.global_fn_->call({0}, params, global_context_); -} - -void ParticleFunctionEvaluator::compute_per_particle() -{ - if (particle_fn_.per_particle_fn_ == nullptr) { - return; - } - - fn::MFParamsBuilder params(*particle_fn_.per_particle_fn_, mask_.min_array_size()); - - /* Add input parameters. */ - ParticleFunctionInputContext input_context{solve_context_, particles_}; - for (const ParticleFunctionInput *input : particle_fn_.per_particle_inputs_) { - input->add_input(input_context, params, resources_); - } - - /* Add output parameters. */ - for (int output_index : particle_fn_.per_particle_output_indices_) { - fn::MFDataType data_type = particle_fn_.output_types_[output_index]; - BLI_assert(data_type.is_single()); /* For now. */ - - const fn::CPPType &type = data_type.single_type(); - void *buffer = resources_.linear_allocator().allocate(type.size() * mask_.min_array_size(), - type.alignment()); - params.add_uninitialized_single_output(fn::GMutableSpan(type, buffer, mask_.min_array_size())); - outputs_[output_index] = buffer; - } - - particle_fn_.per_particle_fn_->call(mask_, params, global_context_); -} - -} // namespace blender::sim |