Rendering states in Magnum

.vscode/settings.json

@@ -1,5 +0,0 @@
-{
-  "cmake.debugConfig": {
-    "args": ["D:/PROJECTS/EtrediaEmpires/sdk/map/provinces.bmp", "D:/PROJECTS/EtrediaEmpires/sdk/map/provinces.map"]
-  }
-}

assets/materials/provinces.mat

@@ -0,0 +1 @@
+Vpｸx /}

assets/materials/provinces.mat.bak

@@ -0,0 +1 @@
+贔PDﾞ<EFBFBD>ﾀｲ

assets/shaders/provinces.frag

@@ -0,0 +1,7 @@
+layout(location = 0) in vec3 fragColor;
+
+layout(location = 0) out vec4 outColor;
+
+void main() {
+    outColor = vec4(fragColor, 1.0);
+}

assets/shaders/provinces.vert

@@ -0,0 +1,28 @@
+struct Province {
+    uint stateId;
+    uint color;
+};
+layout(std430, binding=0) buffer Data {
+    Province provinces[];
+};
+
+
+layout(location = 0) in vec2 position;
+layout(location = 1) uniform mat4 camera;
+layout(location = 2) uniform mat4 transform;
+layout(location = 3) uniform uint provinceIndex;
+
+layout(location = 0) out vec3 fragColor;
+
+vec3 unpackColor(uint c) {
+    return vec3(
+        c & 0xFFu,
+        (c >> 8) & 0xFFu,
+        (c >> 16) & 0xFFu
+    ) / 255.0;
+}
+
+void main() {
+    gl_Position = camera * vec4(position, 0.0, 1.0);
+    fragColor = unpackColor(provinces[provinceIndex].color);
+}

engine-api/CMakeLists.txt

@@ -25,7 +25,12 @@ find_package(glfw3 CONFIG REQUIRED)
 
 add_library(${PROJECT_NAME} ${SOURCES})
 
+target_link_libraries(${PROJECT_NAME} PRIVATE p7)
 target_link_libraries(${PROJECT_NAME} PUBLIC utils)
 target_link_libraries(${PROJECT_NAME} PRIVATE glfw)
 
-target_include_directories(${PROJECT_NAME} PUBLIC include/)
+target_include_directories(${PROJECT_NAME} PUBLIC include/)
+
+if (CMAKE_VERSION VERSION_GREATER 3.12)
+  set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 20)
+endif()

engine-api/include/ee_engine_api/AssetData.hpp

@@ -1,4 +1,5 @@
 #pragma once
+#include "Map.hpp"
 #include <concepts>
 #include <cstdint>
 
@@ -14,25 +15,17 @@ struct AssetBinary : AssetData
     ~AssetBinary();
 };
 
-struct AssetVulkanShader : AssetData
+struct AssetMapMesh : AssetData
 {
-    uint32_t* content = nullptr;
+    MapMesh content;
-    size_t size = 0;
 
-    AssetVulkanShader(uint8_t* &source, const size_t &sourceSize);
+    AssetMapMesh(uint8_t* &source, const size_t &sourceSize);
-    ~AssetVulkanShader();
 };
 
-struct AssetVulkanMaterial : AssetData
+#define AssetShader AssetBinary
+
+struct AssetMaterial : AssetData
 {
     uint32_t vertexShaderAssetID;
     uint32_t fragmentShaderAssetID;
-    uint32_t renderType;
-    uint32_t renderStage;
-
-    // Vertex shader params
-    // <param id:value>
-
-    // Fragment shader params
-    // <param id:value>
 };

engine-api/include/ee_engine_api/Map.hpp

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <vector>
+#include <unordered_map>
+#include <glm/glm.hpp>
+
+struct MapMesh
+{
+    struct Province
+    {
+        std::vector<glm::vec2> vertices;
+        std::vector<uint16_t> indices;
+    };
+    std::unordered_map<uint32_t, std::vector<Province>> states;
+};
+
+struct ProvinceSSBO
+{
+    uint32_t stateId;
+    uint32_t color;
+};

engine-api/include/ee_engine_api/RenderInterface.hpp

@@ -1,22 +1,61 @@
 #pragma once
 #include <GLFW/glfw3.h>
+#include "Map.hpp"
+#include "AssetData.hpp"
+
+struct ShaderRefs
+{
+    AssetShader *vertProvinces;
+    AssetShader *fragProvinces;
+};
+
+struct CameraTransform
+{
+    glm::vec2 position {0.0f, 0.0f};
+    float zoom = 1.0f;
+};
+
+struct MeshTransform
+{
+    glm::vec2 position {0.0f, 0.0f};
+    glm::vec2 scale {1.0f, 1.0f};
+    float rotation;
+};
 
 class IRenderer
 {
 public:
     virtual ~IRenderer();
 
+    void RegisterMaterials(const ShaderRefs &shaders);
+    void RegisterMapMesh(MapMesh *mapMesh);
+    
+    virtual void Init() = 0;
+    virtual void Shutdown() = 0;
     void Draw();
+    
     virtual void ResizeWindow(int width, int height);
+    void SetCamera(const CameraTransform &camera);
+    void SetMapTransform(const MeshTransform &mapTransform);
 
 protected:
     int screenWidth, screenHeight;
+    float screenAspect;
+    CameraTransform camera;
+    MeshTransform mapTransform;
+    glm::mat4 mapModel;
+    glm::mat4 viewProjection;
 
     GLFWwindow *window;
+    MapMesh *mapMesh;
+    ShaderRefs shaders;
 
     explicit IRenderer(GLFWwindow *window);
 
     virtual void Clear() = 0;
     virtual void DrawMap() = 0;
     virtual void DrawUI() = 0;
+
+    virtual void ApplyCamera() = 0;
+    virtual void ApplyMapTransform() = 0;
 };

engine-api/src/AssetData.cpp

@@ -0,0 +1,89 @@
+#include <ee_engine_api/AssetData.hpp>
+#include <ee_utils/allocator.hpp>
+#include <ee_utils/buffers.hpp>
+#include <glm/glm.hpp>
+
+/*
+
+YOU CAN PREVENT SOURCE BUFFER FROM CLOSING.
+IT CAN BE USED FOR STORING ASSET DATA WITHOUT COPY.
+IN THIS CASE, YOU MUST SET SOURCE TO NULLPTR AND FREE BUFFER YOURSELF.
+
+*/
+
+AssetBinary::AssetBinary(uint8_t* &source, const size_t &sourceSize)
+{
+    content = source;
+    size = sourceSize;
+    source = nullptr;
+}
+
+AssetBinary::~AssetBinary()
+{
+    if (content != nullptr)
+        DeallocateArray(content);
+}
+
+
+
+AssetMapMesh::AssetMapMesh(uint8_t* &source, const size_t &sourceSize)
+{
+    uint8_t* buffer = source;
+    uint8_t* pointer = source;
+    size_t leftoverSize = sourceSize;
+    source = nullptr;
+
+    uint32_t statesCount = 0;
+    readNext(&statesCount, pointer, leftoverSize, sizeof(uint32_t));
+
+    for (uint32_t state = 0; state < statesCount; state++)
+    {
+        uint32_t id = 0;
+        glm::u8vec3 color {};
+        if (!readNext(&color, pointer, leftoverSize, sizeof(glm::u8vec3)))
+            break;
+        id = static_cast<uint32_t>(color.r) << 16 | 
+            static_cast<uint32_t>(color.g) << 8 | 
+            static_cast<uint32_t>(color.b);
+        
+        uint32_t provincesCount = 0;
+        readNext(&provincesCount, pointer, leftoverSize, sizeof(uint32_t));
+
+        for (uint32_t pi = 0; pi < provincesCount; pi++)
+        {
+            MapMesh::Province prov;
+
+            uint32_t verticesCount = 0;
+            if (!readNext(&verticesCount, pointer, leftoverSize, sizeof(uint32_t)))
+                break;
+
+            prov.vertices.reserve(verticesCount);
+            for (uint32_t vi = 0; vi < verticesCount; vi++)
+            {
+                glm::vec2 vertex;
+                if (!readNext(&vertex, pointer, leftoverSize, sizeof(glm::vec2)))
+                    break;
+                
+                prov.vertices.push_back(vertex);
+            }
+
+            uint32_t indicesCount = 0;
+            if (!readNext(&indicesCount, pointer, leftoverSize, sizeof(uint32_t)))
+                break;
+
+            prov.indices.reserve(indicesCount);
+            for(uint32_t ii = 0; ii < indicesCount; ii++)
+            {
+                uint16_t index = 0;
+                if (!readNext(&index, pointer, leftoverSize, sizeof(uint16_t)))
+                    break;
+                
+                prov.indices.push_back(index);
+            }
+
+            content.states[id].push_back(prov);
+        }
+    }
+
+    DeallocateArray(buffer);
+}

engine-api/src/RenderInterface.cpp

@@ -1,10 +1,13 @@
 #include <ee_engine_api/RenderInterface.hpp>
 #include <ee_utils/allocator.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+#include "Logger.h"
 
 IRenderer::IRenderer(GLFWwindow *window)
 {
     this->window = window;
 	glfwGetFramebufferSize(window, &screenWidth, &screenHeight);
+	screenAspect = static_cast<float>(screenWidth) / static_cast<float>(screenHeight);
 }
 
 IRenderer::~IRenderer()
@@ -12,6 +15,16 @@ IRenderer::~IRenderer()
 	
 }
 
+void IRenderer::RegisterMaterials(const ShaderRefs &shaders)
+{
+	this->shaders = shaders;
+}
+
+void IRenderer::RegisterMapMesh(MapMesh* mapMesh)
+{
+	this->mapMesh = mapMesh;
+}
+
 void IRenderer::Draw()
 {
 	Clear();
@@ -23,4 +36,45 @@ void IRenderer::ResizeWindow(int width, int height)
 {
 	screenWidth = width;
 	screenHeight = height;
+	screenAspect = static_cast<float>(screenWidth) / static_cast<float>(screenHeight);
+}
+
+void IRenderer::SetCamera(const CameraTransform &camera)
+{
+	if (camera.zoom <= 0)
+	{
+		LOG(WARNING, "Camera zoom cannot be zero or less!");
+		return;
+	}
+
+	this->camera = camera;
+
+	float halfHeight = camera.zoom;
+	float halfWidth = camera.zoom * screenAspect;
+
+	glm::mat4 P = glm::ortho(
+        -halfWidth, +halfWidth,
+        -halfHeight, +halfHeight
+    );
+
+    glm::mat4 V = glm::translate(
+        glm::mat4(1.0f),
+        glm::vec3(-camera.position, 0.0f)
+    );
+
+	viewProjection = P * V;
+
+	ApplyCamera();
+}
+
+void IRenderer::SetMapTransform(const MeshTransform &mapTransform)
+{
+	this->mapTransform = mapTransform;
+
+	glm::mat4 M(1.0f);
+	M = glm::translate(M, glm::vec3(mapTransform.position, 0.0f));
+    M = glm::rotate(M, mapTransform.rotation, glm::vec3(0.0f, 0.0f, 1.0f));
+    M = glm::scale(M, glm::vec3(mapTransform.scale, 1.0f));
+
+	ApplyMapTransform();
 }

engine/include/AssetManager.hpp

@@ -1,6 +1,6 @@
 #pragma once
 #include "FileSystem.hpp"
-#include "AssetData.hpp"
+#include <ee_engine_api/AssetData.hpp>
 
 #include <vector>
 #include <unordered_map>
@@ -30,8 +30,10 @@ public:
     {
         BINARY,
 
-        VULKAN_SHADER,
+        MAP_MESH,
-        VULKAN_MATERIAL,
+
+        SHADER,
+        MATERIAL,
         IMAGE
     } type = BINARY; 
 
@@ -85,11 +87,13 @@ public:
     void Start();
     void Shutdown();
 
-    void LoadShaders();
+    void LoadDir(AssetInfo::Type type, const std::filesystem::path &path);
     
     void LoadAsync(AssetInfo::Type type, const std::filesystem::path &path);
     AssetHandle& Find(const std::filesystem::path &path);
     AssetHandle& Find(const uint32_t &id);
+    template <Asset T> T& FindOnce(const std::filesystem::path &path);
+    template <Asset T> T& FindOnce(const uint32_t &id);
     void Redirect(AssetHandle &handle, void *resource);
     template <Asset T> T& Get(const AssetHandle &handle);
     void Free(AssetHandle &handle);
@@ -108,8 +112,9 @@ private:
     std::vector<AssetLoadingEntry> loadingEntries;
 
     std::vector<AssetBinary*> binaryStorage;
-    std::vector<AssetVulkanShader*> shadersStorage;
+    std::vector<AssetMapMesh*> mapMeshesStorage;
-    std::vector<AssetVulkanMaterial*> materialsStorage;
+    std::vector<AssetShader*> shadersStorage;
+    std::vector<AssetMaterial*> materialsStorage;
 
     void Threading();
     void Request(const AssetStreamCommand &command);
@@ -117,6 +122,8 @@ private:
     void Loop();
     void ProcessCommand(AssetStreamCommand &command);
     void Release();
+
+    template<Asset T> void ClearStorage(std::vector<T*> &storage);
 };
 
 template <Asset T> T& AssetManager::Get(const AssetHandle &handle)
@@ -130,4 +137,24 @@ template <Asset T> T& AssetManager::Get(const AssetHandle &handle)
     Request(command);
     while (command.out->load() == nullptr);
     return *reinterpret_cast<T*>(command.out->load());
+}
+
+template <Asset T> T& AssetManager::FindOnce(const std::filesystem::path &path)
+{
+    return Get<T>(Find(path));
+}
+
+template <Asset T> T& AssetManager::FindOnce(const uint32_t &id)
+{
+    return Get<T>(Find(id));
+}
+
+template<Asset T> void AssetManager::ClearStorage(std::vector<T*> &storage)
+{
+    for (T* &resource : storage)
+    {
+        if (resource != nullptr)
+            Deallocate(resource);
+    }
+    storage.clear();
 }

engine/include/Engine.hpp

@@ -10,6 +10,8 @@ public:
     static AssetManager *assetManager;
     static IRenderer *renderer;
 
+    static void Shutdown();
+
 private:
     Engine();
 };

engine/src/AssetData.cpp

@@ -1,28 +0,0 @@
-#include "AssetData.hpp"
-#include <ee_utils/allocator.hpp>
-
-AssetBinary::AssetBinary(uint8_t* &source, const size_t &sourceSize)
-{
-    content = source;
-    size = sourceSize;
-    source = nullptr;
-}
-
-AssetBinary::~AssetBinary()
-{
-    if (content != nullptr)
-        DeallocateArray(content);
-}
-
-AssetVulkanShader::AssetVulkanShader(uint8_t* &source, const size_t &sourceSize)
-{
-    content = reinterpret_cast<uint32_t*>(source);
-    size = sourceSize;
-    source = nullptr;
-}
-
-AssetVulkanShader::~AssetVulkanShader()
-{
-    if (content != nullptr)
-        DeallocateArray(content);
-}

engine/src/AssetManager.cpp

@@ -50,7 +50,8 @@ void AssetManager::Redirect(AssetHandle &handle, void* resource)
     {
         void* oldResource = asset.resourceAddress->resource.exchange(nullptr, std::memory_order_acq_rel);
         if (oldResource)
-            Deallocate(asset.resourceAddress->resource.load());
+            //Deallocate(asset.resourceAddress->resource.load());
+            Deallocate(oldResource);
     }
 
     asset.resourceAddress->resource.store(resource);
@@ -174,20 +175,29 @@ void AssetManager::Loop()
 
                 switch (asset.type)
                 {
-                    case AssetInfo::VULKAN_SHADER:
+                    case AssetInfo::MAP_MESH:
                     {
-                        AssetVulkanShader* shader = Allocate<AssetVulkanShader>(entry.file->data, entry.file->size);
+                        AssetMapMesh* mesh = Allocate<AssetMapMesh>(entry.file->data, entry.file->size);
+                        mapMeshesStorage.push_back(mesh);
+                        Redirect(entry.handle, mapMeshesStorage.back());
+                        break;
+                    }
+
+
+                    case AssetInfo::SHADER:
+                    {
+                        AssetShader* shader = Allocate<AssetShader>(entry.file->data, entry.file->size);
                         shadersStorage.push_back(shader);
                         Redirect(entry.handle, shadersStorage.back());
                         break;
                     }
 
-                    case AssetInfo::VULKAN_MATERIAL:
+                    case AssetInfo::MATERIAL:
                     {
-                        AssetVulkanMaterial* material = Allocate<AssetVulkanMaterial>();
+                        AssetMaterial* material = Allocate<AssetMaterial>();
-                        if (entry.file->size < sizeof(AssetVulkanMaterial))
+                        if (entry.file->size < sizeof(AssetMaterial))
                             LOG(CRITICAL, "File size is less than needed for material");
-                        std::memcpy(material, entry.file->data, sizeof(AssetVulkanMaterial));
+                        std::memcpy(material, entry.file->data, sizeof(AssetMaterial));
                         materialsStorage.push_back(material);
                         Redirect(entry.handle, materialsStorage.back());
                         break;
@@ -246,6 +256,7 @@ void AssetManager::ProcessCommand(AssetStreamCommand &command)
             if (freeAssetSlots.size() > 0)
             {
                 assetPos = freeAssetSlots.back();
+                Deallocate(activeAssets[assetPos].resourceAddress);
                 activeAssets[assetPos] = std::move(asset);
                 freeAssetSlots.pop_back();
             }
@@ -321,9 +332,9 @@ void AssetManager::Release()
     {
         if (asset.resourceAddress->resource.load() != nullptr)
         {
-            void* oldResource = asset.resourceAddress->resource.exchange(nullptr, std::memory_order_acq_rel);
+            void* resource = asset.resourceAddress->resource.exchange(nullptr, std::memory_order_acq_rel);
-            if (oldResource)
+            if (resource)
-                Deallocate(asset.resourceAddress->resource.load());
+                Deallocate(resource);
         }
         Deallocate(asset.resourceAddress);
     }
@@ -333,30 +344,20 @@ void AssetManager::Release()
         Deallocate(mapping.second);
     assetsMapping.clear();
 
-    //TODO: ClrearStorage(&storage);
-    for (AssetBinary* &resource : binaryStorage)
-    {
-        if (resource != nullptr)
-            Deallocate(resource);
-    }
     binaryStorage.clear();
-    for (AssetVulkanShader* &resource : shadersStorage)
+    mapMeshesStorage.clear();
-    {
-        if (resource != nullptr)
-            Deallocate(resource);
-    }
     shadersStorage.clear();
+    materialsStorage.clear();
 
     LOG(INFO, "Asset Streaming is released");
     isRunning.store(false);
 }
 
-void AssetManager::LoadShaders()
+void AssetManager::LoadDir(AssetInfo::Type type, const std::filesystem::path &path)
 {
-    std::filesystem::path shadersRoot = "assets/shaders";
+    for (const std::filesystem::directory_entry &entry : std::filesystem::directory_iterator(path))
-    for (const std::filesystem::directory_entry &entry : std::filesystem::directory_iterator(shadersRoot))
     {
         if (entry.is_directory()) continue;
-        LoadAsync(AssetInfo::VULKAN_SHADER, entry.path());
+        LoadAsync(type, entry.path());
     }
 }

engine/src/Engine.cpp

@@ -1,4 +1,25 @@
 #include "Engine.hpp"
+#include <ee_utils/allocator.hpp>
 
 AssetManager* Engine::assetManager;
-IRenderer* Engine::renderer;
+IRenderer* Engine::renderer;
+
+void Engine::Shutdown()
+{
+    if (renderer != nullptr)
+    {
+        renderer->Shutdown();
+        Deallocate(renderer);
+    }
+    renderer = nullptr;
+
+    if (Engine::assetManager != nullptr)
+	{ // Wait for asset manager to clean and shutdown
+		Engine::assetManager->Shutdown();
+		while(Engine::assetManager->isRunning.load());
+	}
+
+    if (assetManager != nullptr)
+        Deallocate(assetManager);
+    assetManager = nullptr;
+}

engine/src/FileSystem.cpp

@@ -122,6 +122,9 @@ bool NativeFileSystem::PollReady(FileHandle &file)
 
 void NativeFileSystem::Close(FileHandle &file)
 {
+    if (file.overlapped.hEvent)
+        CloseHandle(file.overlapped.hEvent);
+
     if (file.buffer != nullptr)
     {
         DeallocateArray(file.buffer);

engine/src/main.cpp

@@ -34,20 +34,33 @@ int main(int argc, char **argv)
 
 	glfwMakeContextCurrent(window);
 
-	// Setup assets
+	// Setup Asset Manager
-	AssetManager assetManager;
+	Engine::assetManager = Allocate<AssetManager>();
-	assetManager.Start();
+	Engine::assetManager->Start();
-	//assetManager.LoadShaders();
+	Engine::assetManager->LoadDir(AssetInfo::SHADER, "assets/shaders");
+	Engine::assetManager->LoadDir(AssetInfo::MATERIAL, "assets/materials");
 
-	// Setup Renderer
+	// Load assets
-	// assetManager.LoadAsync(AssetInfo::MATERIAL, "assets/materials/helloworld.mat");
+	Engine::assetManager->LoadAsync(AssetInfo::MAP_MESH, "assets/map/states.map");
-	// AssetHandle baseMaterialHandle = assetManager.Find("assets/materials/helloworld.mat");
-	// AssetMaterial baseMaterial = assetManager.Get<AssetMaterial>(baseMaterialHandle);
 
-	//Setup Engine
+	// Setup renderer TODO: builder
-	Engine::assetManager = &assetManager;
 	Engine::renderer = reinterpret_cast<IRenderer*>(Allocate<MagnumRenderer>(window));
 	
+	AssetMapMesh &states = Engine::assetManager->FindOnce<AssetMapMesh>("assets/map/states.map");
+	Engine::renderer->RegisterMapMesh(&states.content);
+	
+	//TODO: ShaderRefs builder from set of AssetMaterial
+	AssetMaterial &provincesMaterial = Engine::assetManager->FindOnce<AssetMaterial>("assets/materials/provinces.mat");
+	AssetShader &vertProv = Engine::assetManager->FindOnce<AssetShader>(provincesMaterial.vertexShaderAssetID);
+	AssetShader &fragProv = Engine::assetManager->FindOnce<AssetShader>(provincesMaterial.fragmentShaderAssetID);
+	Engine::renderer->RegisterMaterials({
+		.vertProvinces = &vertProv,
+		.fragProvinces = &fragProv
+	});
+	
+	Engine::renderer->Init();
+	Engine::renderer->SetCamera({.zoom = 100.0f});
+	
 	glfwSetFramebufferSizeCallback(window, [](GLFWwindow *window, int width, int height) {
 		Engine::renderer->ResizeWindow(width, height);
 	});
@@ -63,11 +76,7 @@ int main(int argc, char **argv)
 
 	// Free memory
 	LOG(INFO, "Exit...");
-	if (Engine::assetManager != nullptr)
+	Engine::Shutdown();
-	{ // Wait for asset manager to clean and shutdown
-		Engine::assetManager->Shutdown();
-		while(Engine::assetManager->isRunning.load());
-	}
 	glfwDestroyWindow(window);
 	glfwTerminate();
 	//TODO: check Unregister in other threads and make threaded module base class

renderers/magnum-renderer/include/ee_magnum/Materials.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#undef min
+#undef max
+
+#include <Magnum/GL/AbstractShaderProgram.h>
+#include <Magnum/GL/Shader.h>
+#include <Magnum/GL/Version.h>
+#include <Magnum/Math/Matrix4.h>
+#include <glm/glm.hpp>
+
+#define PROVINCES_SSBO_BINDING 0
+#define CAMERA_UNIFORM 1
+//TODO: push constant
+#define TRANSFORM_UNIFORM 2
+#define PROVINCES_ID_UNIFORM 3
+
+using namespace Magnum;
+
+class BaseMaterial : public GL::AbstractShaderProgram
+{
+public:
+    void setModelViewProjection(const Matrix4 &m, const Matrix4 &vp);
+
+protected:
+    explicit BaseMaterial(const std::string &vertSrc, const std::string &fragSrc);
+};
+
+class ProvinceMaterial : public BaseMaterial
+{
+public:
+    explicit ProvinceMaterial(const std::string &vertSrc, const std::string &fragSrc);
+    
+    void setId(const uint32_t &id);
+};

renderers/magnum-renderer/include/ee_magnum/Renderer.hpp

@@ -4,8 +4,11 @@
 #undef max
 
 #include <Magnum/Platform/GLContext.h>
+#include <Magnum/GL/Mesh.h>
+#include <Magnum/GL/Buffer.h>
 #include <GLFW/glfw3.h>
 
+#include "Materials.hpp"
 #include <ee_engine_api/RenderInterface.hpp>
 
 using namespace Magnum;
@@ -15,12 +18,28 @@ class MagnumRenderer : public IRenderer
 public:
     MagnumRenderer(GLFWwindow *window);
     ~MagnumRenderer();
+    
+    void Init() override;
+    void Shutdown() override;
 
 protected:
     void Clear() override;
     void DrawMap() override;
     void DrawUI() override;
 
+    void ApplyCamera() override;
+    void ApplyMapTransform() override;
+
 private:
     Platform::GLContext context;
+
+    std::vector<GL::Mesh> provinceMeshes;
+    GL::Buffer provinceSSBO;
+    ProvinceMaterial *provinceMaterial;
+
+    void ValidateSupport();
+    void LoadShaders();
+    void LoadProvinces();
+
+    void ApplyMapMVP();
 };

renderers/magnum-renderer/src/Materials.cpp

@@ -0,0 +1,37 @@
+#include <ee_magnum/Materials.hpp>
+#include "Logger.h"
+
+BaseMaterial::BaseMaterial(const std::string &vertSrc, const std::string &fragSrc)
+{
+    GL::Shader vert {GL::Version::GL430, GL::Shader::Type::Vertex};
+    GL::Shader frag {GL::Version::GL430, GL::Shader::Type::Fragment};
+
+    vert.addSource(vertSrc);
+    frag.addSource(fragSrc);
+
+    if (!vert.compile())
+        LOG(CRITICAL, "Failed to compile vertex shader");
+    if (!frag.compile())
+        LOG(CRITICAL, "Failed to compile fragment shader");
+
+    attachShader(vert);
+    attachShader(frag);
+    
+    link();
+}
+
+void BaseMaterial::setModelViewProjection(const Matrix4 &m, const Matrix4 &vp)
+{
+    setUniform(TRANSFORM_UNIFORM, m);
+    setUniform(CAMERA_UNIFORM, vp);
+}
+
+ProvinceMaterial::ProvinceMaterial(const std::string &vertSrc, const std::string &fragSrc): BaseMaterial(vertSrc, fragSrc)
+{
+
+}
+
+void ProvinceMaterial::setId(const uint32_t &id)
+{
+    setUniform(PROVINCES_ID_UNIFORM, id);
+}

renderers/magnum-renderer/src/Renderer.cpp

@@ -1,4 +1,5 @@
 #include "Logger.h"
+#include "ee_utils/allocator.hpp"
 #include <ee_magnum/Renderer.hpp>
 
 #include <Magnum/GL/Buffer.h>
@@ -6,19 +7,28 @@
 #include <Magnum/GL/Mesh.h>
 #include <Magnum/Math/Color.h>
 #include <Magnum/Shaders/VertexColor.h>
-
 #include <Corrade/Utility/Debug.h>
 
+#include <glm/gtc/type_ptr.hpp>
+#include <string>
+
 using namespace Math::Literals;
 
 MagnumRenderer::MagnumRenderer(GLFWwindow *window) : IRenderer(window)
 {
+    ValidateSupport(); 
 
+    LOG(INFO, "Renderer created");   
 }
 
-MagnumRenderer::~MagnumRenderer()
+void MagnumRenderer::Init()
 {
-    
+    LOG(INFO, "GLSL version: %d", GL::Context::current().version());
+
+    LoadShaders();
+    LoadProvinces();
+
+    LOG(INFO, "Renderer initialized");
 }
 
 void MagnumRenderer::Clear()
@@ -28,29 +38,102 @@ void MagnumRenderer::Clear()
 
 void MagnumRenderer::DrawMap()
 {
-    //TEST TRIANGLE
+    ApplyCamera();
-    struct TriangleVertex {
+    for (uint32_t i = 0; i < provinceMeshes.size(); i++)
-        Vector2 position;
+    {
-        Color3 color;
+        provinceMaterial->setId(i);
-    };
+        provinceMaterial->draw(provinceMeshes[i]);
-    const TriangleVertex vertices[]{
+    }
-        {{-0.5f, -0.5f}, 0xff0000_rgbf},    /* Left vertex, red color */
-        {{ 0.5f, -0.5f}, 0x00ff00_rgbf},    /* Right vertex, green color */
-        {{ 0.0f,  0.5f}, 0x0000ff_rgbf}     /* Top vertex, blue color */
-    };
-
-    GL::Mesh mesh;
-    mesh.setCount((int)Containers::arraySize(vertices))
-        .addVertexBuffer(GL::Buffer{vertices}, 0,
-            Shaders::VertexColor2D::Position{},
-            Shaders::VertexColor2D::Color3{});
-
-    Shaders::VertexColor2D shader;
-
-    shader.draw(mesh);
 }
 
 void MagnumRenderer::DrawUI()
 {
     
+}
+
+void MagnumRenderer::ValidateSupport()
+{
+    
+}
+
+void MagnumRenderer::ApplyCamera()
+{
+    ApplyMapMVP();
+}
+
+void MagnumRenderer::ApplyMapTransform()
+{
+    ApplyMapMVP();
+}
+
+void MagnumRenderer::ApplyMapMVP()
+{
+    Matrix4 viewProjection {Magnum::NoInit};
+    std::memcpy(viewProjection.data(), glm::value_ptr(this->viewProjection), sizeof(float) * 16);
+
+    Matrix4 mapModel {Magnum::NoInit};
+    std::memcpy(mapModel.data(), glm::value_ptr(this->mapModel), sizeof(float) * 16);
+
+
+    provinceMaterial->setModelViewProjection(mapModel, viewProjection);
+}
+
+void MagnumRenderer::LoadShaders()
+{
+    provinceMaterial = Allocate<ProvinceMaterial>(std::string(
+        reinterpret_cast<const char*>(shaders.vertProvinces->content), 
+        shaders.vertProvinces->size
+    ) + '\0', std::string(
+        reinterpret_cast<const char*>(shaders.fragProvinces->content), 
+        shaders.fragProvinces->size
+    )) + '\0';
+
+    LOG(INFO, "Shaders loaded");
+}
+
+void MagnumRenderer::LoadProvinces()
+{
+    std::vector<ProvinceSSBO> provincesData;
+    for (auto& [state, provs]: mapMesh->states)
+    {
+        for (MapMesh::Province &province: provs)
+        {
+            GL::Mesh stateMesh;
+
+            stateMesh.setPrimitive(GL::MeshPrimitive::Triangles)
+                .setCount(static_cast<Magnum::Int>(province.indices.size()))
+                .addVertexBuffer(GL::Buffer{province.vertices}, 0, GL::Attribute<0, Magnum::Vector2>{})
+                .setIndexBuffer(GL::Buffer{province.indices}, 0, GL::MeshIndexType::UnsignedShort);
+
+            provinceMeshes.push_back(std::move(stateMesh));
+
+            ProvinceSSBO data {
+                .stateId = state,
+                .color = state
+            };
+
+            provincesData.push_back(data);
+        }
+    }
+
+    LOG(INFO, "Registered %d province meshes in renderer", provinceMeshes.size());
+
+    provinceSSBO.setTargetHint(GL::Buffer::TargetHint::ShaderStorage);
+    provinceSSBO.setData(provincesData, GL::BufferUsage::DynamicDraw);
+    provinceSSBO.bind(GL::Buffer::Target::ShaderStorage, PROVINCES_SSBO_BINDING);
+
+}
+
+void MagnumRenderer::Shutdown()
+{
+    provinceMeshes.clear();
+    provinceSSBO = GL::Buffer{NoCreate};
+    if (provinceMaterial != nullptr)
+        Deallocate(provinceMaterial);
+    provinceMaterial = nullptr;
+}
+
+MagnumRenderer::~MagnumRenderer()
+{
+    
 }

sdk/map/CMakeLists.txt

@@ -31,8 +31,8 @@ foreach(MAP ${MAP_FILES})
 
     add_custom_command(
         OUTPUT ${OUT_FILE}
-        COMMAND ${PROJECT_NAME} ${MAP} ${OUT_FILE}
+        COMMAND $<TARGET_FILE:${PROJECT_NAME}> ${MAP} ${OUT_FILE}
-        DEPENDS ${MAP}
+        DEPENDS ${MAP} ${PROJECT_NAME}
         COMMENT "Converting map ${MAP_NAME}"
         VERBATIM
     )

sdk/map/run.cmd

@@ -0,0 +1,2 @@
+@echo off
+"%CD%/../../out/build/DEBUG/sdk/map/convert_map.exe" states.bmp ../../assets/map/states.map

sdk/materials/CMakeLists.txt

@@ -16,7 +16,7 @@ find_package(xxHash CONFIG REQUIRED)
 add_executable(${PROJECT_NAME} compile_materials.cpp)
 target_link_libraries(${PROJECT_NAME} PRIVATE nlohmann_json::nlohmann_json)
 target_link_libraries(${PROJECT_NAME} PRIVATE xxHash::xxhash)
-target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_SOURCE_DIR}/engine/include/)
+target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_SOURCE_DIR}/engine-api/include/)
 
 if (CMAKE_VERSION VERSION_GREATER 3.12)
   set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 20)

sdk/materials/compile_materials.cpp

@@ -4,16 +4,14 @@
 #include <nlohmann/json.hpp>
 #include <xxhash.h>
 #include <string>
-#include "AssetData.hpp"
+#include <ee_engine_api/AssetData.hpp>
 
 using json = nlohmann::json;
 
 NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(
-    AssetVulkanMaterial,
+    AssetMaterial,
     vertexShaderAssetID,
-    fragmentShaderAssetID,
+    fragmentShaderAssetID
-    renderType,
-    renderStage
 )
 
 int main(int argc, char **argv)
@@ -51,7 +49,7 @@ int main(int argc, char **argv)
             data[key] = assetId;
         }
 
-        AssetVulkanMaterial material = data.get<AssetVulkanMaterial>();
+        AssetMaterial material = data.get<AssetMaterial>();
         fout.write(reinterpret_cast<const char*>(&material), sizeof(material));
 
         fin.close();

sdk/materials/helloworld.mat.json

@@ -1,6 +0,0 @@
-{
-    "vertexShaderAssetID": "assets/shaders/helloworld.vert.spv",
-    "fragmentShaderAssetID": "assets/shaders/helloworld.frag.spv",
-    "renderType": "base",
-    "renderStage": 0
-}

sdk/materials/provinces.mat.json

@@ -0,0 +1,4 @@
+{
+    "vertexShaderAssetID": "assets/shaders/provinces.vert",
+    "fragmentShaderAssetID": "assets/shaders/provinces.frag"
+}

utils/include/ee_utils/buffers.hpp

@@ -0,0 +1,4 @@
+#pragma once
+#include <cstdint>
+
+bool readNext(void* dist, uint8_t* &srcPointer, size_t &srcLeftoverSize, const size_t &readSize);

utils/src/buffers.cpp

@@ -0,0 +1,16 @@
+#include <ee_utils/buffers.hpp>
+#include <cstring>
+
+bool readNext(void* dist, uint8_t* &srcPointer, size_t &srcLeftoverSize, const size_t &readSize)
+{
+    if (srcLeftoverSize >= readSize)
+    {
+        srcLeftoverSize -= readSize;
+        std::memcpy(dist, srcPointer, readSize);
+        srcPointer += readSize;
+
+        return true;
+    }
+
+    return false;
+}