/* Copyright (c) 2019-2023 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 "terrain_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" #ifdef MODULE_MESH_DATA_RESOURCE_ENABLED #include "../../mesh_data_resource/props/prop_data_mesh_data.h" #endif #endif #include "../defines.h" int TerrainLibraryMerger::get_texture_flags() const { return _packer->get_texture_flags(); } void TerrainLibraryMerger::set_texture_flags(const int flags) { _packer->set_texture_flags(flags); _prop_packer->set_texture_flags(flags); } int TerrainLibraryMerger::get_max_atlas_size() const { return _packer->get_max_atlas_size(); } void TerrainLibraryMerger::set_max_atlas_size(const int size) { _packer->set_max_atlas_size(size); _prop_packer->set_max_atlas_size(size); } bool TerrainLibraryMerger::get_keep_original_atlases() const { return _packer->get_keep_original_atlases(); } void TerrainLibraryMerger::set_keep_original_atlases(const bool value) { _packer->set_keep_original_atlases(value); _prop_packer->set_keep_original_atlases(value); } Color TerrainLibraryMerger::get_background_color() const { return _packer->get_background_color(); } void TerrainLibraryMerger::set_background_color(const Color &color) { _packer->set_background_color(color); _prop_packer->set_background_color(color); } int TerrainLibraryMerger::get_margin() const { return _packer->get_margin(); } void TerrainLibraryMerger::set_margin(const int margin) { _packer->set_margin(margin); _prop_packer->set_margin(margin); } //Surfaces Ref TerrainLibraryMerger::terra_surface_get(const int index) { ERR_FAIL_INDEX_V(index, _terra_surfaces.size(), Ref(NULL)); return _terra_surfaces[index]; } void TerrainLibraryMerger::terra_surface_add(Ref value) { ERR_FAIL_COND(!value.is_valid()); value->set_library(Ref(this)); value->set_id(_terra_surfaces.size()); _terra_surfaces.push_back(value); } void TerrainLibraryMerger::terra_surface_set(const int index, Ref value) { ERR_FAIL_COND(index < 0); if (_terra_surfaces.size() < index) { _terra_surfaces.resize(index + 1); } if (_terra_surfaces[index].is_valid()) { _terra_surfaces.get(index)->set_library(Ref(NULL)); } if (value.is_valid()) { value->set_library(Ref(this)); _terra_surfaces.set(index, value); } } void TerrainLibraryMerger::terra_surface_remove(const int index) { _terra_surfaces.remove(index); } int TerrainLibraryMerger::terra_surface_get_num() const { return _terra_surfaces.size(); } void TerrainLibraryMerger::terra_surfaces_clear() { _packer->clear(); for (int i = 0; i < _terra_surfaces.size(); i++) { Ref surface = _terra_surfaces[i]; if (surface.is_valid()) { surface->set_library(NULL); } } _terra_surfaces.clear(); } Vector TerrainLibraryMerger::get_terra_surfaces() { VARIANT_ARRAY_GET(_terra_surfaces); } void TerrainLibraryMerger::set_terra_surfaces(const Vector &surfaces) { _terra_surfaces.clear(); for (int i = 0; i < surfaces.size(); i++) { Ref surface = Ref(surfaces[i]); if (surface.is_valid()) { surface->set_library(Ref(this)); } _terra_surfaces.push_back(surface); } } #ifdef MODULE_PROPS_ENABLED Ref TerrainLibraryMerger::get_prop(const int index) { ERR_FAIL_INDEX_V(index, _props.size(), Ref()); return _props[index]; } void TerrainLibraryMerger::add_prop(Ref value) { _props.push_back(value); } bool TerrainLibraryMerger::has_prop(const Ref &value) const { return _props.find(value) != -1; } void TerrainLibraryMerger::set_prop(const int index, const Ref &value) { ERR_FAIL_INDEX(index, _props.size()); _props.write[index] = value; } void TerrainLibraryMerger::remove_prop(const int index) { ERR_FAIL_INDEX(index, _props.size()); _props.remove(index); } int TerrainLibraryMerger::get_num_props() const { return _props.size(); } void TerrainLibraryMerger::clear_props() { _props.clear(); } Vector TerrainLibraryMerger::get_props() { VARIANT_ARRAY_GET(_props); } void TerrainLibraryMerger::set_props(const Vector &props) { VARIANT_ARRAY_SET(props, _props, PropData); } Rect2 TerrainLibraryMerger::get_prop_uv_rect(const Ref &texture) { if (!texture.is_valid()) { return Rect2(0, 0, 1, 1); } Ref at = _prop_packer->get_texture(texture); if (!at.is_valid()) { return Rect2(0, 0, 1, 1); } Rect2 region = at->get_region(); Ref tex = at->get_atlas(); if (!tex.is_valid()) { return Rect2(0, 0, 1, 1); } Ref image = tex->get_data(); if (!image.is_valid()) { return Rect2(0, 0, 1, 1); } float w = tex->get_width(); float h = tex->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 TerrainLibraryMerger::get_prop_packer() { return _prop_packer; } #endif void TerrainLibraryMerger::refresh_rects() { bool texture_added = false; for (int i = 0; i < _terra_surfaces.size(); i++) { Ref surface = Ref(_terra_surfaces[i]); if (surface.is_valid()) { for (int j = 0; j < TerrainSurface::TERRAIN_SIDES_COUNT; ++j) { Ref tex = surface->get_texture(static_cast(j)); if (!tex.is_valid()) continue; if (!_packer->contains_texture(tex)) { texture_added = true; surface->set_region(static_cast(j), _packer->add_texture(tex)); } else { surface->set_region(static_cast(j), _packer->get_texture(tex)); } } } } if (texture_added) { _packer->merge(); ERR_FAIL_COND(_packer->get_texture_count() == 0); Ref tex = _packer->get_generated_texture(0); setup_material_albedo(MATERIAL_INDEX_TERRAIN, 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 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 tex = _prop_packer->get_generated_texture(0); setup_material_albedo(MATERIAL_INDEX_PROP, tex); } #endif for (int i = 0; i < _terra_surfaces.size(); i++) { Ref surface = _terra_surfaces[i]; if (surface.is_valid()) { surface->refresh_rects(); } } set_initialized(true); } void TerrainLibraryMerger::_setup_material_albedo(const int material_index, const Ref &texture) { Ref mat; int count = 0; switch (material_index) { case MATERIAL_INDEX_TERRAIN: 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_TERRAIN: 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 spmat; switch (material_index) { case MATERIAL_INDEX_TERRAIN: 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 shmat; switch (material_index) { case MATERIAL_INDEX_TERRAIN: 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); } } } TerrainLibraryMerger::TerrainLibraryMerger() { _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); } TerrainLibraryMerger::~TerrainLibraryMerger() { for (int i = 0; i < _terra_surfaces.size(); ++i) { Ref surface = _terra_surfaces[i]; if (surface.is_valid()) { surface->set_library(Ref()); } } _terra_surfaces.clear(); _packer->clear(); _packer.unref(); _prop_packer->clear(); _prop_packer.unref(); } #ifdef MODULE_PROPS_ENABLED bool TerrainLibraryMerger::process_prop_textures(Ref prop) { if (!prop.is_valid()) { return false; } bool texture_added = false; for (int i = 0; i < prop->get_prop_count(); ++i) { #ifdef MODULE_MESH_DATA_RESOURCE_ENABLED Ref pdm = prop->get_prop(i); if (pdm.is_valid()) { Ref tex = pdm->get_texture(); if (!tex.is_valid()) continue; if (!_prop_packer->contains_texture(tex)) { _prop_packer->add_texture(tex); texture_added = true; } } #endif Ref pdp = prop->get_prop(i); if (pdp.is_valid()) { if (process_prop_textures(pdp)) texture_added = true; } } return texture_added; } #endif void TerrainLibraryMerger::_bind_methods() { ClassDB::bind_method(D_METHOD("get_texture_flags"), &TerrainLibraryMerger::get_texture_flags); ClassDB::bind_method(D_METHOD("set_texture_flags", "flags"), &TerrainLibraryMerger::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"), &TerrainLibraryMerger::get_max_atlas_size); ClassDB::bind_method(D_METHOD("set_max_atlas_size", "size"), &TerrainLibraryMerger::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"), &TerrainLibraryMerger::get_keep_original_atlases); ClassDB::bind_method(D_METHOD("set_keep_original_atlases", "value"), &TerrainLibraryMerger::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"), &TerrainLibraryMerger::get_background_color); ClassDB::bind_method(D_METHOD("set_background_color", "color"), &TerrainLibraryMerger::set_background_color); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "background_color"), "set_background_color", "get_background_color"); ClassDB::bind_method(D_METHOD("get_margin"), &TerrainLibraryMerger::get_margin); ClassDB::bind_method(D_METHOD("set_margin", "size"), &TerrainLibraryMerger::set_margin); ADD_PROPERTY(PropertyInfo(Variant::INT, "margin"), "set_margin", "get_margin"); ClassDB::bind_method(D_METHOD("get_terra_surfaces"), &TerrainLibraryMerger::get_terra_surfaces); ClassDB::bind_method(D_METHOD("set_terra_surfaces"), &TerrainLibraryMerger::set_terra_surfaces); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "terra_surfaces", PROPERTY_HINT_NONE, "23/19:TerrainSurfaceMerger", PROPERTY_USAGE_DEFAULT, "TerrainSurfaceMerger"), "set_terra_surfaces", "get_terra_surfaces"); #ifdef MODULE_PROPS_ENABLED ClassDB::bind_method(D_METHOD("get_props"), &TerrainLibraryMerger::get_props); ClassDB::bind_method(D_METHOD("set_props"), &TerrainLibraryMerger::set_props); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "props", PROPERTY_HINT_NONE, "23/19:PropData", PROPERTY_USAGE_DEFAULT, "PropData"), "set_props", "get_props"); ClassDB::bind_method(D_METHOD("get_prop_uv_rect", "texture"), &TerrainLibraryMerger::get_prop_uv_rect); ClassDB::bind_method(D_METHOD("get_prop_packer"), &TerrainLibraryMerger::get_prop_packer); #endif ClassDB::bind_method(D_METHOD("_setup_material_albedo", "material_index", "texture"), &TerrainLibraryMerger::_setup_material_albedo); }