mirror of https://github.com/Relintai/voxelman.git
150 lines
4.7 KiB
C++
150 lines
4.7 KiB
C++
#include "marching_cubes_voxel_query.h"
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const String MarchingCubesVoxelQuery::BINDING_STRING_VOXEL_ENTRY_INDICES = "Index_000, Index_100, Index_010, Index_110, Index_001, Index_101, Index_011, Index_111";
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const String MarchingCubesVoxelQuery::BINDING_STRING_VOXEL_ENTRY_MASK = "Index_000, Index_100, Index_010, Index_110, Index_001, Index_101, Index_011, Index_111";
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Ref<Voxel> MarchingCubesVoxelQuery::get_entry(int index) {
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return _voxels[index];
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}
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void MarchingCubesVoxelQuery::set_entry(int index, Ref<Voxel> voxel) {
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_voxels[index] = voxel;
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}
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int MarchingCubesVoxelQuery::get_size() {
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return _size;
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}
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void MarchingCubesVoxelQuery::set_size(int size) {
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_size = size;
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}
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Vector3i MarchingCubesVoxelQuery::get_position() {
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return _position;
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}
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void MarchingCubesVoxelQuery::set_position(Vector3i position) {
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_position = position;
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}
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Vector3 MarchingCubesVoxelQuery::get_position_bind() {
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return _position.to_vec3();
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}
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void MarchingCubesVoxelQuery::set_position_bind(Vector3 position) {
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_position = position;
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}
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int MarchingCubesVoxelQuery::get_case_code() {
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return _case_code;
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}
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void MarchingCubesVoxelQuery::update_case_code() {
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int entry_mask = 0;
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if (_voxels[VOXEL_ENTRY_INDEX_000].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_000;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_100].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_100;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_010].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_010;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_110].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_110;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_001].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_001;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_101].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_101;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_011].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_011;
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}
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if (_voxels[VOXEL_ENTRY_INDEX_111].is_valid()) {
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entry_mask = entry_mask | VOXEL_ENTRY_MASK_111;
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}
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_case_code = entry_mask;
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}
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bool MarchingCubesVoxelQuery::is_triangulation_trivial() {
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int corner = 0;
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if (_voxels[VOXEL_ENTRY_INDEX_111].is_valid()) {
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corner = 0xFF;
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}
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if ((_case_code ^ corner) != 0) {
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// Cell has a nontrivial triangulation.
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return false;
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}
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return true;
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}
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void MarchingCubesVoxelQuery::set_entries(Ref<Voxel> voxel000, Ref<Voxel> voxel100, Ref<Voxel> voxel010, Ref<Voxel> voxel110, Ref<Voxel> voxel001,
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Ref<Voxel> voxel101, Ref<Voxel> voxel011, Ref<Voxel> voxel111) {
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_voxels[VOXEL_ENTRY_INDEX_000] = voxel000;
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_voxels[VOXEL_ENTRY_INDEX_100] = voxel100;
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_voxels[VOXEL_ENTRY_INDEX_010] = voxel010;
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_voxels[VOXEL_ENTRY_INDEX_110] = voxel110;
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_voxels[VOXEL_ENTRY_INDEX_001] = voxel001;
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_voxels[VOXEL_ENTRY_INDEX_101] = voxel101;
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_voxels[VOXEL_ENTRY_INDEX_011] = voxel011;
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_voxels[VOXEL_ENTRY_INDEX_111] = voxel111;
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update_case_code();
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}
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MarchingCubesVoxelQuery::MarchingCubesVoxelQuery() {
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_size = 1;
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}
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MarchingCubesVoxelQuery::~MarchingCubesVoxelQuery() {
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}
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void MarchingCubesVoxelQuery::_bind_methods() {
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ClassDB::bind_method(D_METHOD("get_entry", "index"), &MarchingCubesVoxelQuery::get_entry);
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ClassDB::bind_method(D_METHOD("set_entry", "index", "voxel"), &MarchingCubesVoxelQuery::set_entry);
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ClassDB::bind_method(D_METHOD("get_size"), &MarchingCubesVoxelQuery::get_size);
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ClassDB::bind_method(D_METHOD("set_size", "size"), &MarchingCubesVoxelQuery::set_size);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "size"), "set_size", "get_size");
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ClassDB::bind_method(D_METHOD("get_position"), &MarchingCubesVoxelQuery::get_position_bind);
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ClassDB::bind_method(D_METHOD("set_position", "spositionize"), &MarchingCubesVoxelQuery::set_position_bind);
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "position"), "set_position", "get_position");
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ClassDB::bind_method(D_METHOD("get_case_code"), &MarchingCubesVoxelQuery::get_case_code);
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ClassDB::bind_method(D_METHOD("update_case_code"), &MarchingCubesVoxelQuery::update_case_code);
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ClassDB::bind_method(D_METHOD("is_triangulation_trivial"), &MarchingCubesVoxelQuery::is_triangulation_trivial);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_000);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_100);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_010);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_110);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_001);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_101);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_011);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_INDEX_111);
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BIND_ENUM_CONSTANT(VOXEL_ENTRIES_SIZE);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_000);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_100);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_010);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_110);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_001);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_101);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_011);
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BIND_ENUM_CONSTANT(VOXEL_ENTRY_MASK_111);
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}
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