/* Copyright (c) 2019-2020 Péter Magyar Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "voxel_library_merger.h" #include "scene/resources/packed_scene.h" #include "scene/resources/texture.h" #include "modules/modules_enabled.gen.h" #ifdef MODULE_PROPS_ENABLED #include "../../props/props/prop_data.h" #include "../../props/props/prop_data_prop.h" #endif #ifdef MODULE_MESH_DATA_RESOURCE_ENABLED #include "../../mesh_data_resource/props/prop_data_mesh_data.h" #endif #include "../defines.h" int VoxelLibraryMerger::get_texture_flags() const { return _packer->get_texture_flags(); } void VoxelLibraryMerger::set_texture_flags(const int flags) { _packer->set_texture_flags(flags); _prop_packer->set_texture_flags(flags); } int VoxelLibraryMerger::get_max_atlas_size() const { return _packer->get_max_atlas_size(); } void VoxelLibraryMerger::set_max_atlas_size(const int size) { _packer->set_max_atlas_size(size); _prop_packer->set_max_atlas_size(size); } bool VoxelLibraryMerger::get_keep_original_atlases() const { return _packer->get_keep_original_atlases(); } void VoxelLibraryMerger::set_keep_original_atlases(const bool value) { _packer->set_keep_original_atlases(value); _prop_packer->set_keep_original_atlases(value); } Color VoxelLibraryMerger::get_background_color() const { return _packer->get_background_color(); } void VoxelLibraryMerger::set_background_color(const Color &color) { _packer->set_background_color(color); _prop_packer->set_background_color(color); } int VoxelLibraryMerger::get_margin() const { return _packer->get_margin(); } void VoxelLibraryMerger::set_margin(const int margin) { _packer->set_margin(margin); _prop_packer->set_margin(margin); } //Surfaces Ref<VoxelSurface> VoxelLibraryMerger::voxel_surface_get(const int index) { ERR_FAIL_INDEX_V(index, _voxel_surfaces.size(), Ref<VoxelSurface>(NULL)); return _voxel_surfaces[index]; } void VoxelLibraryMerger::voxel_surface_add(Ref<VoxelSurface> value) { ERR_FAIL_COND(!value.is_valid()); value->set_library(Ref<VoxelLibraryMerger>(this)); value->set_id(_voxel_surfaces.size()); _voxel_surfaces.push_back(value); } void VoxelLibraryMerger::voxel_surface_set(const int index, Ref<VoxelSurface> value) { ERR_FAIL_COND(index < 0); if (_voxel_surfaces.size() < index) { _voxel_surfaces.resize(index + 1); } if (_voxel_surfaces[index].is_valid()) { _voxel_surfaces.get(index)->set_library(Ref<VoxelLibraryMerger>(NULL)); } if (value.is_valid()) { value->set_library(Ref<VoxelLibraryMerger>(this)); _voxel_surfaces.set(index, value); } } void VoxelLibraryMerger::voxel_surface_remove(const int index) { _voxel_surfaces.remove(index); } int VoxelLibraryMerger::voxel_surface_get_num() const { return _voxel_surfaces.size(); } void VoxelLibraryMerger::voxel_surfaces_clear() { _packer->clear(); for (int i = 0; i < _voxel_surfaces.size(); i++) { Ref<VoxelSurfaceMerger> surface = _voxel_surfaces[i]; if (surface.is_valid()) { surface->set_library(NULL); } } _voxel_surfaces.clear(); } Vector<Variant> VoxelLibraryMerger::get_voxel_surfaces() { VARIANT_ARRAY_GET(_voxel_surfaces); } void VoxelLibraryMerger::set_voxel_surfaces(const Vector<Variant> &surfaces) { _voxel_surfaces.clear(); for (int i = 0; i < surfaces.size(); i++) { Ref<VoxelSurfaceMerger> surface = Ref<VoxelSurfaceMerger>(surfaces[i]); if (surface.is_valid()) { surface->set_library(this); } _voxel_surfaces.push_back(surface); } } #ifdef MODULE_PROPS_ENABLED Ref<PropData> VoxelLibraryMerger::get_prop(const int index) { ERR_FAIL_INDEX_V(index, _props.size(), Ref<PropData>()); return _props[index]; } void VoxelLibraryMerger::add_prop(Ref<PropData> value) { _props.push_back(value); } bool VoxelLibraryMerger::has_prop(const Ref<PropData> &value) const { return _props.find(value) != -1; } void VoxelLibraryMerger::set_prop(const int index, const Ref<PropData> &value) { ERR_FAIL_INDEX(index, _props.size()); _props.write[index] = value; } void VoxelLibraryMerger::remove_prop(const int index) { ERR_FAIL_INDEX(index, _props.size()); _props.remove(index); } int VoxelLibraryMerger::get_num_props() const { return _props.size(); } void VoxelLibraryMerger::clear_props() { _props.clear(); } Vector<Variant> VoxelLibraryMerger::get_props() { VARIANT_ARRAY_GET(_props); } void VoxelLibraryMerger::set_props(const Vector<Variant> &props) { VARIANT_ARRAY_SET(props, _props, PropData); } Rect2 VoxelLibraryMerger::get_prop_uv_rect(const Ref<Texture> &texture) { if (!texture.is_valid()) { return Rect2(0, 0, 1, 1); } Ref<AtlasTexture> at = _prop_packer->get_texture(texture); if (!at.is_valid()) { return Rect2(0, 0, 1, 1); } Rect2 region = at->get_region(); Ref<Texture> tex = at->get_atlas(); if (!tex.is_valid()) { return Rect2(0, 0, 1, 1); } Ref<Image> image = tex->get_data(); if (!image.is_valid()) { return Rect2(0, 0, 1, 1); } float w = image->get_width(); float h = image->get_height(); region.position = Size2(region.position.x / w, region.position.y / h); region.size = Size2(region.size.x / w, region.size.y / h); return region; } Ref<TexturePacker> VoxelLibraryMerger::get_prop_packer() { return _prop_packer; } #endif void VoxelLibraryMerger::refresh_rects() { bool texture_added = false; for (int i = 0; i < _voxel_surfaces.size(); i++) { Ref<VoxelSurfaceMerger> surface = Ref<VoxelSurfaceMerger>(_voxel_surfaces[i]); if (surface.is_valid()) { for (int j = 0; j < VoxelSurface::VOXEL_SIDES_COUNT; ++j) { Ref<Texture> tex = surface->get_texture(static_cast<VoxelSurface::VoxelSurfaceSides>(j)); if (!tex.is_valid()) continue; if (!_packer->contains_texture(tex)) { texture_added = true; surface->set_region(static_cast<VoxelSurface::VoxelSurfaceSides>(j), _packer->add_texture(tex)); } else { surface->set_region(static_cast<VoxelSurface::VoxelSurfaceSides>(j), _packer->get_texture(tex)); } } } } if (texture_added) { _packer->merge(); ERR_FAIL_COND(_packer->get_texture_count() == 0); Ref<Texture> tex = _packer->get_generated_texture(0); setup_material_albedo(MATERIAL_INDEX_VOXELS, tex); setup_material_albedo(MATERIAL_INDEX_LIQUID, tex); } #ifdef MODULE_PROPS_ENABLED //todo add this back //texture_added = false; for (int i = 0; i < _props.size(); i++) { Ref<PropData> prop = _props.get(i); if (prop.is_valid()) { if (process_prop_textures(prop)) texture_added = true; } } //if (texture_added) { if (_prop_packer->get_texture_count() > 0) { _prop_packer->merge(); //ERR_FAIL_COND(_prop_packer->get_texture_count() == 0); Ref<Texture> tex = _prop_packer->get_generated_texture(0); setup_material_albedo(MATERIAL_INDEX_PROP, tex); } #endif for (int i = 0; i < _voxel_surfaces.size(); i++) { Ref<VoxelSurfaceMerger> surface = _voxel_surfaces[i]; if (surface.is_valid()) { surface->refresh_rects(); } } set_initialized(true); } void VoxelLibraryMerger::_setup_material_albedo(const int material_index, const Ref<Texture> &texture) { Ref<SpatialMaterial> mat; int count = 0; switch (material_index) { case MATERIAL_INDEX_VOXELS: count = material_get_num(); break; case MATERIAL_INDEX_LIQUID: count = liquid_material_get_num(); break; case MATERIAL_INDEX_PROP: count = prop_material_get_num(); break; } for (int i = 0; i < count; ++i) { switch (material_index) { case MATERIAL_INDEX_VOXELS: mat = material_get(i); break; case MATERIAL_INDEX_LIQUID: mat = liquid_material_get(i); break; case MATERIAL_INDEX_PROP: mat = prop_material_get(i); break; } Ref<SpatialMaterial> spmat; switch (material_index) { case MATERIAL_INDEX_VOXELS: spmat = material_get(i); break; case MATERIAL_INDEX_LIQUID: spmat = liquid_material_get(i); break; case MATERIAL_INDEX_PROP: spmat = prop_material_get(i); break; } if (spmat.is_valid()) { spmat->set_texture(SpatialMaterial::TEXTURE_ALBEDO, texture); return; } Ref<ShaderMaterial> shmat; switch (material_index) { case MATERIAL_INDEX_VOXELS: shmat = material_get(i); break; case MATERIAL_INDEX_LIQUID: shmat = liquid_material_get(i); break; case MATERIAL_INDEX_PROP: shmat = prop_material_get(i); break; } if (shmat.is_valid()) { shmat->set_shader_param("texture_albedo", texture); } } } VoxelLibraryMerger::VoxelLibraryMerger() { _packer.instance(); _packer->set_texture_flags(Texture::FLAG_MIPMAPS | Texture::FLAG_FILTER); _packer->set_max_atlas_size(1024); _packer->set_keep_original_atlases(false); _packer->set_margin(0); _prop_packer.instance(); _prop_packer->set_texture_flags(Texture::FLAG_MIPMAPS | Texture::FLAG_FILTER); _prop_packer->set_max_atlas_size(1024); _prop_packer->set_keep_original_atlases(false); _prop_packer->set_margin(0); } VoxelLibraryMerger::~VoxelLibraryMerger() { for (int i = 0; i < _voxel_surfaces.size(); ++i) { Ref<VoxelSurface> surface = _voxel_surfaces[i]; if (surface.is_valid()) { surface->set_library(Ref<VoxelLibraryMerger>()); } } _voxel_surfaces.clear(); _packer->clear(); _packer.unref(); _prop_packer->clear(); _prop_packer.unref(); } #ifdef MODULE_PROPS_ENABLED bool VoxelLibraryMerger::process_prop_textures(Ref<PropData> prop) { if (!prop.is_valid()) { return false; } bool texture_added = false; #ifdef MODULE_MESH_DATA_RESOURCE_ENABLED for (int i = 0; i < prop->get_prop_count(); ++i) { Ref<PropDataMeshData> pdm = prop->get_prop(i); if (pdm.is_valid()) { Ref<Texture> tex = pdm->get_texture(); if (!tex.is_valid()) continue; if (!_prop_packer->contains_texture(tex)) { _prop_packer->add_texture(tex); texture_added = true; } } Ref<PropDataProp> pdp = prop->get_prop(i); if (pdp.is_valid()) { if (process_prop_textures(pdp)) texture_added = true; } } #endif return texture_added; } #endif void VoxelLibraryMerger::_bind_methods() { ClassDB::bind_method(D_METHOD("get_texture_flags"), &VoxelLibraryMerger::get_texture_flags); ClassDB::bind_method(D_METHOD("set_texture_flags", "flags"), &VoxelLibraryMerger::set_texture_flags); ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_flags", PROPERTY_HINT_FLAGS, "Mipmaps,Repeat,Filter,Anisotropic Linear,Convert to Linear,Mirrored Repeat,Video Surface"), "set_texture_flags", "get_texture_flags"); ClassDB::bind_method(D_METHOD("get_max_atlas_size"), &VoxelLibraryMerger::get_max_atlas_size); ClassDB::bind_method(D_METHOD("set_max_atlas_size", "size"), &VoxelLibraryMerger::set_max_atlas_size); ADD_PROPERTY(PropertyInfo(Variant::INT, "max_atlas_size"), "set_max_atlas_size", "get_max_atlas_size"); ClassDB::bind_method(D_METHOD("get_keep_original_atlases"), &VoxelLibraryMerger::get_keep_original_atlases); ClassDB::bind_method(D_METHOD("set_keep_original_atlases", "value"), &VoxelLibraryMerger::set_keep_original_atlases); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "keep_original_atlases"), "set_keep_original_atlases", "get_keep_original_atlases"); ClassDB::bind_method(D_METHOD("get_background_color"), &VoxelLibraryMerger::get_background_color); ClassDB::bind_method(D_METHOD("set_background_color", "color"), &VoxelLibraryMerger::set_background_color); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "background_color"), "set_background_color", "get_background_color"); ClassDB::bind_method(D_METHOD("get_margin"), &VoxelLibraryMerger::get_margin); ClassDB::bind_method(D_METHOD("set_margin", "size"), &VoxelLibraryMerger::set_margin); ADD_PROPERTY(PropertyInfo(Variant::INT, "margin"), "set_margin", "get_margin"); ClassDB::bind_method(D_METHOD("get_voxel_surfaces"), &VoxelLibraryMerger::get_voxel_surfaces); ClassDB::bind_method(D_METHOD("set_voxel_surfaces"), &VoxelLibraryMerger::set_voxel_surfaces); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "voxel_surfaces", PROPERTY_HINT_NONE, "23/20:VoxelSurfaceMerger", PROPERTY_USAGE_DEFAULT, "VoxelSurfaceMerger"), "set_voxel_surfaces", "get_voxel_surfaces"); #ifdef MODULE_PROPS_ENABLED ClassDB::bind_method(D_METHOD("get_props"), &VoxelLibraryMerger::get_props); ClassDB::bind_method(D_METHOD("set_props"), &VoxelLibraryMerger::set_props); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "props", PROPERTY_HINT_NONE, "23/20:PropData", PROPERTY_USAGE_DEFAULT, "PropData"), "set_props", "get_props"); ClassDB::bind_method(D_METHOD("get_prop_uv_rect", "texture"), &VoxelLibraryMerger::get_prop_uv_rect); ClassDB::bind_method(D_METHOD("get_prop_packer"), &VoxelLibraryMerger::get_prop_packer); #endif ClassDB::bind_method(D_METHOD("_setup_material_albedo", "material_index", "texture"), &VoxelLibraryMerger::_setup_material_albedo); }