199 lines
6.9 KiB
C++
199 lines
6.9 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "TextExampleApp.hpp"
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#include "Scene/Scene.hpp"
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#include "Scene/Shader/Shader.hpp"
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#include "Scene/TextDrawable.hpp"
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#include "Scene/Vertex.hpp"
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#include "Scene/UI/PerformanceInfo.hpp"
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#include "Scene/Text/FontAtlas.hpp"
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#include "Input/InputManager.hpp"
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#include "Host/GraphicsAppManager.hpp"
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#include "Host/GLFW/WindowGLFW.hpp"
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#include "Host/ResourceLoader.hpp"
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#include "Math/Math.hpp"
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#include "Base/EngineConfiguration.hpp"
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#include "Controller/FreeCamCameraController.hpp"
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#include "Scene/Text/SdfFontAtlasGenerator.hpp"
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#include "Scene/Text/BitmapFontAtlasGenerator.hpp"
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#include <filesystem>
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#ifdef _WIN32
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#undef TRANSPARENT
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#endif
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namespace OpenVulkano
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{
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using namespace Scene;
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using namespace Input;
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using namespace Math;
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namespace fs = std::filesystem;
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constexpr int CREATE_BITMAP_ATLAS = 0;
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//#define CREATE_NEW_ATLAS
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class TextExampleAppImpl final : public TextExampleApp
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{
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public:
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void Init() override
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{
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EngineConfiguration::GetEngineConfiguration()->SetPreferFramebufferFormatSRGB(false);
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std::srand(1); // Fix seed for random numbers
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m_scene.Init();
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m_cam.Init(70, 16, 9, 0.1f, 100);
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m_scene.SetCamera(&m_cam);
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static std::vector<std::pair<std::string, TextConfig>> texts;
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texts.push_back(std::make_pair("ABab?.^{}_cdFGETG123)(", TextConfig()));
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texts.push_back(std::make_pair("Hello, World!", TextConfig()));
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texts.push_back(std::make_pair("\u0410\u0411\u0412\u041F", TextConfig()));
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texts.push_back(std::make_pair("Unsupported glyphs \u1E30\u1E31 are coming", TextConfig()));
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texts.push_back(std::make_pair("AAAA, ____", TextConfig()));
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texts.push_back(std::make_pair("0123456789", TextConfig()));
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texts.push_back(std::make_pair("One\tTwo\t\tThree", TextConfig()));
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texts.push_back(std::make_pair("Vertical\vTabs\vHere", TextConfig()));
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texts.push_back(std::make_pair("\"\\\"", TextConfig()));
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texts.push_back(std::make_pair("This is first line\nSecond gg line\nThird G line", TextConfig()));
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texts[1].second.backgroundColor.a = 255;
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constexpr int atlasesCount = 4;
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const int textsCount = texts.size();
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auto& resourceLoader = ResourceLoader::GetInstance();
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const std::string fontPath = resourceLoader.GetResourcePath("Roboto-Regular.ttf");
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m_nodesPool.resize(textsCount * atlasesCount);
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m_drawablesPool.resize(textsCount * atlasesCount);
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if constexpr (CREATE_BITMAP_ATLAS)
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{
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// ReSharper disable once CppDFAUnreachableCode
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std::set<uint32_t> s = BitmapFontAtlasGenerator::LoadAllGlyphs(fontPath);
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BitmapFontAtlasGenerator generator(FontPixelSizeConfig(), SubpixelLayout::RGB);
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generator.GenerateAtlas(fontPath, s);
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generator.GetAtlas()->Save("bitmap_atlas_packed.png");
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}
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#if defined(MSDFGEN_AVAILABLE) && defined(CREATE_NEW_ATLAS)
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std::set<uint32_t> s = SdfFontAtlasGenerator::LoadAllGlyphs(fontPath);
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m_atlasGenerator.GenerateAtlas(fontPath, s);
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m_msdfAtlasGenerator.GenerateAtlas(fontPath, s);
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m_atlasGenerator.GetAtlas()->Save("sdf_atlas_packed.png");
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m_msdfAtlasGenerator.GetAtlas()->Save("msdf_atlas_packed.png");
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#else
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auto sdfMetadataInfo = resourceLoader.GetResource("sdf_atlas_packed.png");
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auto msdfMetadataInfo = resourceLoader.GetResource("msdf_atlas_packed.png");
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auto bitmapMetadataInfo = resourceLoader.GetResource("bitmap_atlas_packed.png");
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auto bitmapSubpixelRenderingMetadataInfo = resourceLoader.GetResource("bitmap_subpixel_atlas_packed.png");
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#endif
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for (int i = 0, xOffset = -5; i < atlasesCount; i++, xOffset += 20)
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{
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float totalH = 0;
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for (int j = 0; j < texts.size(); j++)
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{
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TextDrawable* t = nullptr;
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#if defined(MSDFGEN_AVAILABLE) && defined(CREATE_NEW_ATLAS)
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if (i < texts.size())
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{
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t = new TextDrawable(m_atlasGenerator.GetAtlas(), texts[j].second);
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}
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else
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{
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t = new TextDrawable(m_msdfAtlasGenerator.GetAtlas(), texts[j].second);
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}
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#else
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if (i == 0)
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{
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t = new TextDrawable(sdfMetadataInfo, texts[j].second);
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}
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else if (i == 1)
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{
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TextConfig cfg = texts[j].second;
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cfg.minimalSpacingBetweenMultipleLines = false;
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t = new TextDrawable(msdfMetadataInfo, cfg);
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}
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else if (i == 2)
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{
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// bitmap
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t = new TextDrawable(bitmapMetadataInfo, texts[j].second);
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}
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else if (i == 3)
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{
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// bitmap subpixel rendering
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t = new TextDrawable(bitmapSubpixelRenderingMetadataInfo, texts[j].second);
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}
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// OR use separate texture + metadata file
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//auto metadataInfo = resourceLoader.GetResource("atlas_metadata");
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//auto data = resourceLoader.GetResource("roboto-regular-atlas.png");
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//Image::ImageLoaderPng loader;
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//static auto image = loader.loadData(reinterpret_cast<uint8_t*>(data.Data()), data.Size());
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//static Texture tex;
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//tex.resolution = image->resolution;
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//tex.textureBuffer = image->data.Data();
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//tex.format = image->dataFormat;
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//tex.size = image->data.Size(); // 1 channel
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//TextDrawable* t = new TextDrawable(metadataInfo, &tex, texts[i].second);
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#endif // MSDFGEN_AVAILABLE
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const int nodeIdx = i * texts.size() + j;
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t->GenerateText(texts[j].first);
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m_drawablesPool[nodeIdx].reset(t);
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m_nodesPool[nodeIdx].Init();
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m_nodesPool[nodeIdx].SetMatrix(
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Math::Utils::translate(glm::mat4x4(1.f), Vector3f(xOffset, 2.f - totalH - (0.5f * j), 0)));
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m_nodesPool[nodeIdx].AddDrawable(m_drawablesPool[nodeIdx].get());
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m_scene.GetRoot()->AddChild(&m_nodesPool[nodeIdx]);
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totalH += t->GetBoundingBox().max.y - t->GetBoundingBox().min.y;
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}
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}
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GetGraphicsAppManager()->GetRenderer()->SetScene(&m_scene);
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m_camController.Init(&m_cam);
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m_camController.SetDefaultKeybindings();
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m_camController.SetPosition({ 10, 0, 15 });
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m_camController.SetBoostFactor(5);
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std::shared_ptr<UI::PerformanceInfo> m_perfInfo =
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std::make_shared<UI::PerformanceInfo>();
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m_ui.AddElement(m_perfInfo);
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GetGraphicsAppManager()->GetRenderer()->SetActiveUi(&m_ui);
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}
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void Tick() override
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{
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m_camController.Tick();
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}
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void Close() override
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{
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m_drawablesPool.clear();
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}
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private:
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OpenVulkano::Scene::Scene m_scene;
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PerspectiveCamera m_cam;
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FreeCamCameraController m_camController;
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#ifdef MSDFGEN_AVAILABLE
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SdfFontAtlasGenerator m_atlasGenerator;
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MsdfFontAtlasGenerator m_msdfAtlasGenerator;
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#endif
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std::vector<std::unique_ptr<Drawable>> m_drawablesPool;
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std::vector<Node> m_nodesPool;
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Vector3f_SIMD m_position = { 0, 0, -10 };
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UI::SimpleUi m_ui;
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std::shared_ptr<UI::PerformanceInfo> m_perfInfo;
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};
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IGraphicsApp* TextExampleApp::Create() { return new TextExampleAppImpl(); }
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std::unique_ptr<IGraphicsApp> TextExampleApp::CreateUnique()
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{
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return std::make_unique<TextExampleAppImpl>();
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}
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}
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#pragma clang diagnostic pop
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#pragma clang diagnostic pop |