Moving source files to a src folder

BarinkEngine/src/Graphics/Buffer.cpp

@@ -0,0 +1,47 @@
+#include "Graphics/Buffer.h"
+
+
+int GpuBuffer::getBufferID() {
+	return id;
+}
+
+void GpuBuffer::createBuffer() {
+	glGenBuffers(1, (GLuint*) &id);
+}
+
+void GpuBuffer::setBufferData(void* data, size_t dataSize, bool elementBuffer = false ) {
+	
+	if (elementBuffer) {
+		glBufferData(GL_ELEMENT_ARRAY_BUFFER, dataSize, data, GL_STATIC_DRAW);
+
+	}
+	else {
+		glBufferData(GL_ARRAY_BUFFER, dataSize, data, GL_STATIC_DRAW);
+	}
+
+}
+
+void GpuBuffer::Bind(bool elementBuffer = false ) {
+	if (elementBuffer) {
+		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, id);
+
+	}
+	else {
+		glBindBuffer(GL_ARRAY_BUFFER, id);
+
+	}
+}
+
+void GpuBuffer::Unbind(bool elementBuffer = false) {
+	if (elementBuffer) {
+		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+	}
+	else {
+		glBindBuffer(GL_ARRAY_BUFFER, 0);
+
+	}
+}
+
+void GpuBuffer::Delete() {
+	glDeleteBuffers(1, (GLuint*) &id);
+}

BarinkEngine/src/Graphics/Camera.cpp

@@ -0,0 +1,22 @@
+#include "Graphics/Camera.h"
+
+Camera::Camera(glm::vec3 position, glm::vec3 rotation, float zoom)
+: Position(position), Rotation(rotation), Zoom(zoom) {
+	
+	Front = glm::vec3(-1.0f, 0.0f, 0.0f);
+	Right = glm::vec3(0.0f, 0.0f, 1.0f);
+	Up = glm::vec3(0.0f, 1.0f, 0.0f);
+
+}
+
+Camera::~Camera() {
+
+}
+
+glm::mat4 Camera::GetViewMatrix() {
+	return glm::lookAt(
+		Position,
+		Position + Front,
+		Up
+	);
+}

BarinkEngine/src/Graphics/GUI/GUIManager.cpp

@@ -0,0 +1,38 @@
+#include "Graphics/GUI/GUIManager.h"
+#include "imgui.h"
+#include "backends/imgui_impl_opengl3.h"
+#include <backends/imgui_impl_glfw.cpp>
+
+GUIManager::GUIManager(BarinkWindow* window) 
+	: currentwindow(window)
+{
+    IMGUI_CHECKVERSION();
+    ImGui::CreateContext();
+    ImGuiIO& io = ImGui::GetIO();
+    (void)io;
+
+    ImGui::StyleColorsDark();
+    ImGui_ImplGlfw_InitForOpenGL(currentwindow->windowptr(), true);
+    ImGui_ImplOpenGL3_Init("#version 440");
+
+
+    ImGui_ImplGlfw_NewFrame();
+    ImGui_ImplOpenGL3_NewFrame();
+
+}
+
+GUIManager::~GUIManager()
+{
+    ImGui_ImplOpenGL3_Shutdown();
+    ImGui_ImplGlfw_Shutdown();
+    ImGui::DestroyContext();
+}
+
+
+void GUIManager::Render()
+{
+   
+
+    ImGui::Render();
+    ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
+}

BarinkEngine/src/Graphics/Material.cpp

@@ -0,0 +1,10 @@
+#include "../Include/Graphics/Material.h"
+
+Material::Material(const Shader& shader) :
+shader(shader) {
+}
+
+
+void Material::Apply() {
+	shader.setUniformVec3("Color", Color);
+}

BarinkEngine/src/Graphics/ModelImporter.cpp

@@ -0,0 +1,94 @@
+#include "AssetManager/ModelImporter.h"
+
+
+BarinkEngine::SceneObject* BarinkEngine::ModelImporter::Import(const std::string path)
+{
+    
+    SceneObject* root = new SceneObject(std::string(path), nullptr);
+
+    Assimp::Importer importer;
+    const aiScene* scene = importer.ReadFile(path, aiProcess_Triangulate | aiProcess_FlipUVs);
+
+    aiNode* currentNode = scene->mRootNode;
+
+    std::vector<BarinkEngine::Mesh> meshes =  processNode(currentNode, scene);
+
+    return root;
+
+}
+
+std::vector<BarinkEngine::Mesh> BarinkEngine::ModelImporter::processNode(aiNode* node, const aiScene* scene) 
+{
+
+    std::vector<BarinkEngine::Mesh> meshes;
+
+    for (unsigned int i = 0; i < node->mNumMeshes; i++) {
+        aiMesh* mesh = scene->mMeshes[node->mMeshes[i]];
+        meshes.push_back(processMesh(mesh, scene));
+    }
+
+    for (unsigned int i = 0; i < node->mNumChildren; i++) {
+       auto m2 =  processNode(node->mChildren[i], scene);
+
+       for(auto m : m2) {
+           meshes.push_back(m);
+       }
+    }
+
+    return meshes;
+}
+
+BarinkEngine::Mesh BarinkEngine::ModelImporter::processMesh(aiMesh* mesh, const aiScene* scene) {
+    std::vector<unsigned int> indices;
+    std::vector<BarinkEngine::Vertex> vertices;
+
+    ProcessVertices(mesh, vertices);
+    
+    ProcessIndices(mesh, indices);
+
+    BarinkEngine::Mesh result;
+    result.vertices = vertices;
+    result.elements = indices;
+
+
+    return result;
+
+}
+
+void ProcessVertices(aiMesh* mesh, std::vector<BarinkEngine::Vertex>& out_vertices) {
+    // Process vertices
+    for (unsigned int i = 0; i < mesh->mNumVertices; i++) {
+        BarinkEngine::Vertex v{};
+        glm::vec3 vector;
+        vector.x = mesh->mVertices[i].x;
+        vector.y = mesh->mVertices[i].y;
+        vector.z = mesh->mVertices[i].z;
+
+        v.vertices = vector;
+
+        if (mesh->mTextureCoords[0]) {
+
+            glm::vec2 texCoord;
+
+            texCoord.x = mesh->mTextureCoords[0][i].x;
+            texCoord.y = mesh->mTextureCoords[0][i].y;
+
+            v.uv = texCoord;
+
+        }
+
+        out_vertices.push_back(v);
+    }
+}
+
+void ProcessIndices(aiMesh* mesh, std::vector<unsigned int>& out_indices) {
+    // Process Indices
+    for (unsigned int i = 0; i < mesh->mNumFaces; i++) {
+        aiFace face = mesh->mFaces[i];
+        if (face.mNumIndices < 3)
+            continue;
+        for (unsigned int j = 0; j < face.mNumIndices; j++) {
+            out_indices.push_back(face.mIndices[j]);
+        }
+    }
+}

BarinkEngine/src/Graphics/RenderSurface.cpp

@@ -0,0 +1,46 @@
+#include "Graphics/RenderSurface.h";
+
+RenderSurface::RenderSurface(){
+	shader = new Shader("build/SandboxAppliction/Debug/renderSuface.vs", "build/SandboxApplication/Debug/renderSurface.fs");
+
+
+
+	verts = std::vector<glm::vec3>{
+		{-0.5f, 0.5f, 0.0f}, // 0
+		{-0.5f, -0.5f, 0.0f}, // 1
+		{0.5f, -0.5f, 0.0f}, // 2
+		{0.5f, 0.5f, 0.0f}, // 3 
+	};
+
+	indices = std::vector<unsigned int>{
+		0,2,1,
+		0,3,2
+	};
+
+	VAO.Create();
+	VAO.Bind();
+
+	vertexBuffer.createBuffer();
+	vertexBuffer.Bind(false);
+	vertexBuffer.setBufferData(&verts[0], verts.size() * sizeof(glm::vec3), false);
+
+	elementBuffer.createBuffer();
+	elementBuffer.Bind(true);
+	elementBuffer.setBufferData(&indices[0], indices.size() * sizeof(unsigned int), true);
+
+	VAO.AttachAttribute(0, 3, 0);
+
+	vertexBuffer.Unbind(false);
+	VAO.Unbind();
+
+
+
+}
+
+RenderSurface::~RenderSurface() {
+	delete shader;
+}
+
+void RenderSurface::Draw() {
+	
+}

BarinkEngine/src/Graphics/Renderable.cpp

@@ -0,0 +1,53 @@
+#include "Graphics/Renderable.h"
+#include "AssetManager/ModelImporter.h"
+#include "PerfCounter.h"
+
+
+BarinkEngine::Renderable::Renderable()
+{
+    /*
+    
+        VAO.Create();
+        VAO.Bind();
+
+    
+        vertexBuffer.createBuffer();
+        vertexBuffer.Bind(false);
+        vertexBuffer.setBufferData(&meshes[0].vertices[0], meshes[0].vertices.size() * sizeof(BarinkEngine::Vertex), false);   
+
+        elementBuffer.createBuffer();
+        elementBuffer.Bind(true);
+        elementBuffer.setBufferData(&meshes[0].elements[0], meshes[0].elements.size() * sizeof(unsigned int), true);
+
+        VAO.AttachAttribute(0, 3, sizeof(BarinkEngine::Vertex));
+    
+        glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, sizeof(BarinkEngine::Vertex),(void* )offsetof(BarinkEngine::Vertex, vertices));
+        glEnableVertexAttribArray(1);
+    
+        //vertexBuffer.Unbind(false);
+  
+        VAO.Unbind();
+    */
+
+}
+
+BarinkEngine::Renderable::~Renderable()
+{
+   // glDeleteBuffers(1, &UV_id);
+}
+
+// Draw call Example !!
+/*
+        VAO.Bind();
+        elementBuffer.Bind(true);
+
+        glActiveTexture(GL_TEXTURE0);
+        glUniform1i(glGetUniformLocation(shader->id, "Texture"), GL_TEXTURE0);
+        texture->Bind();
+
+        ES->verts = meshes[0].vertices.size();
+        ES->DC++;
+        glDrawElements(GL_TRIANGLES, static_cast<unsigned int>(meshes[0].elements.size()), GL_UNSIGNED_INT, NULL);
+        VAO.Unbind();
+    */
+    

BarinkEngine/src/Graphics/Renderer.cpp

@@ -0,0 +1,25 @@
+#include "Graphics/Renderer.h"
+
+BarinkEngine::Renderer::Renderer()
+{
+	models = std::vector<Renderable*>();
+}
+
+BarinkEngine::Renderer::~Renderer()
+{
+	// CleanUp!
+}
+
+void BarinkEngine::Renderer::Render()
+{
+
+	for (auto model : models) {
+		//model->Draw();
+	}
+
+}
+
+void BarinkEngine::Renderer::Submit(Renderable* model)
+{
+	models.push_back(model);
+}

BarinkEngine/src/Graphics/Shader.cpp

@@ -0,0 +1,124 @@
+#include "Graphics/Shader.h"
+#include "spdlog/spdlog.h"
+Shader::Shader(const std::string vertexShaderPath, const std::string fragmentShaderPath)
+{
+    char infoLog[512];
+    int succes;
+    
+    char* vertexCode = readFile(vertexShaderPath.c_str());
+    //spdlog::info(vertexCode);
+    unsigned int vertId = glCreateShader(GL_VERTEX_SHADER);
+    
+    glShaderSource(vertId, 1, &vertexCode, NULL);
+    glCompileShader(vertId);
+
+    glGetShaderiv(vertId, GL_COMPILE_STATUS, &succes);
+    if(!succes){
+        glGetShaderInfoLog(vertId, 512, NULL, infoLog);
+        spdlog::error( "Vertex shader has compile error {}", infoLog);
+        return;
+    }
+
+
+    char* fragmentCode = readFile(fragmentShaderPath.c_str());
+    //spdlog::info(fragmentCode); 
+    unsigned int fragId = glCreateShader(GL_FRAGMENT_SHADER);
+
+
+    
+    glShaderSource(fragId, 1, &fragmentCode, NULL);
+    glCompileShader(fragId);
+
+    
+    glGetShaderiv(fragId, GL_COMPILE_STATUS, &succes);
+    if(!succes){
+        glGetShaderInfoLog(fragId, 512, NULL, infoLog);
+        spdlog::error("Fragment shader has compile error {}", infoLog);
+        return;
+    }
+
+    id = glCreateProgram();
+
+    glAttachShader(id, vertId);
+    glAttachShader(id, fragId);
+    glLinkProgram(id);
+
+
+    int success;
+    glGetProgramiv(id, GL_LINK_STATUS, &success);
+    if(!success) {
+        glGetProgramInfoLog(id, 512, NULL, infoLog);
+        printf("ERROR::SHADER_PROGRAM::LINKING_FAILED\n %s", infoLog);
+    }
+
+
+    delete vertexCode;
+    delete fragmentCode;
+
+
+}
+char* Shader::readFile (const char* filePath){
+
+    std::ifstream file ;
+    file.open(filePath);
+
+    if(file.is_open() == false){
+         spdlog::info("File not found.");
+         return nullptr;
+    }
+
+
+    // Determine the file size!
+    file.seekg(0, std::ios::end);
+    size_t filesize = file.tellg();
+
+    // Undo previous seek.
+    file.seekg(0, std::ios::beg);
+    //spdlog::info("filesize: {}", filesize);
+
+
+    // Create a big enough buffer for the file
+
+    size_t bufferSize = filesize + 3;
+    char* FileBuffer = new char[bufferSize];
+ 
+    memset(FileBuffer, '\0', bufferSize);
+   
+    // read the whole file
+    file.read(FileBuffer, filesize);
+    
+    return FileBuffer;
+}
+
+void Shader::Use()
+{
+    glUseProgram(id);
+}
+
+
+void Shader::setUniformMat4(std::string uniformName, glm::mat4 matrix4) const
+{    
+    glUniformMatrix4fv(glGetUniformLocation(id, uniformName.c_str()), 1, GL_FALSE, glm::value_ptr(matrix4));
+}
+void Shader::setUniformVec4(std::string uniformName, glm::vec4 vector4) const
+{
+    glUniform4fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector4));
+}
+void Shader::setUniformVec3(std::string uniformName, glm::vec3 vector3) const
+{
+    glUniform3fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector3));
+}
+void Shader::setUniformVec2(std::string uniformName, glm::vec2 vector2) const
+{
+    glUniform2fv(glGetUniformLocation(id, uniformName.c_str()),1, glm::value_ptr(vector2));
+}
+
+void Shader::setUniformFloat(std::string uniformName, float value) const
+{
+    glUniform1f(glGetUniformLocation(id, uniformName.c_str()), value);
+}
+
+void Shader::setUniformInt(std::string uniformName, int value) const
+{
+    glUniform1i(glGetUniformLocation(id, uniformName.c_str()), value);
+}

BarinkEngine/src/Graphics/Texture.cpp

@@ -0,0 +1,40 @@
+#include "../Include/Graphics/Texture.h"
+#include <glad/glad.h>
+#include <GLFW/glfw3.h>
+#define STB_IMAGE_IMPLEMENTATION
+#include "Graphics/stb_image.h"
+#include <iostream>
+
+Texture::Texture(const std::string texturePath) {
+
+	int width, height, channels;
+	unsigned char* data = stbi_load(texturePath.c_str(), &width, &height, &channels, 0);
+	std::cout << channels << std::endl;
+
+	if (data) {
+		glGenTextures(1, &Id);
+
+		glBindTexture(GL_TEXTURE_2D, Id);
+		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
+		glGenerateMipmap(GL_TEXTURE_2D);
+
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+	}
+	else {
+		spdlog::error("Failed to load image (%s)", texturePath );
+	}
+	stbi_image_free(data);
+
+}
+
+void Texture::Bind() {
+	glBindTexture(GL_TEXTURE_2D, Id);
+}
+
+void Texture::Unbind() {
+	glBindTexture(GL_TEXTURE_2D, 0);
+}

BarinkEngine/src/Graphics/VertexArray.cpp

@@ -0,0 +1,25 @@
+#include "Graphics/VertexArray.h"
+#include <glad/glad.h>
+
+void VertexArray::Create(){
+    glGenVertexArrays(1, &id);
+}
+
+void VertexArray::Bind(){
+    glBindVertexArray(id);
+}
+
+void VertexArray::Unbind(){
+    glBindVertexArray(0);
+}
+
+void VertexArray::Delete() {
+    glDeleteVertexArrays(1, &id);
+}
+
+
+void VertexArray::AttachAttribute(unsigned int index , int size, int stride  ){
+    glVertexAttribPointer(index, size, GL_FLOAT, GL_FALSE, stride, 0);
+    glEnableVertexAttribArray(0);
+}
+

BarinkEngine/src/Graphics/shaders/RenderSurfaceFrag.shader

@@ -0,0 +1,11 @@
+#version 440 core
+layout (location = 0) in vec2 aPos;
+layout (location = 1) in vec2 aTexCoords;
+
+
+out vec2 aTexCoords;
+
+void main(){
+  gl_Position = vec4(aPos.xy , 0.0 ,1.0);
+  aTexCoords = aTexCoords;
+}

BarinkEngine/src/Graphics/shaders/RenderSurfaceVert.shader

@@ -0,0 +1,11 @@
+#version 440 core
+out vec4 FragColor;
+
+in vec2 TexCoords;
+
+uniform sampler2D screenTexture;
+
+
+void main(){
+  FragColor = texture(screenTexture, aTexCoords);
+}

BarinkEngine/src/Graphics/shaders/fragment.shader

@@ -0,0 +1,11 @@
+#version 440 core
+
+out vec4 FragColor;
+uniform vec3 Color;
+in vec2 TexCoord;
+uniform sampler2D Texture;
+
+
+void main(){
+	FragColor = mix ( texture(Texture, TexCoord), vec4(Color, 1.0f), 0.5f);
+}

BarinkEngine/src/Graphics/shaders/vertex.shader

@@ -0,0 +1,15 @@
+#version 440 core
+in layout(location=0) vec3 aPos;
+in layout(location=1) vec2 uv;
+
+uniform mat4 M;
+uniform mat4 V;
+uniform mat4 P;
+
+out vec2 TexCoord;
+
+
+void main() {
+    TexCoord = uv;
+    gl_Position = P * V * M * vec4(aPos.x, aPos.y, aPos.z, 1.0);
+}

BarinkEngine/src/Graphics/window.cpp

@@ -0,0 +1,84 @@
+#include "Graphics/Window.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <iostream>
+#include <GLFW/glfw3.h>
+#include <spdlog/spdlog.h>
+#include "../Include/EventSystem/Event.h"
+
+bool BarinkWindow::InitGLFW(){
+	if(!glfwInit())
+	{
+		spdlog::error("Failed to initialise GLFW!");
+		return false;
+	}
+	
+	return true;
+}
+
+BarinkWindow::BarinkWindow(const int width, const int height) :
+Width(width), Height(height), FullScreen(false){
+	if (InitGLFW()==false) {
+		exit(-1);
+	}
+
+	window = glfwCreateWindow(Width, Height, "BarinkEngine", NULL, NULL);
+
+	if( !window)
+	{
+		spdlog::error("GLFW failed to create window!");
+		glfwTerminate();
+		return;
+	}
+
+	glfwMakeContextCurrent(window);
+	if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
+		printf("Failed to initialize GLAD!\n");
+		exit(-1);
+	}
+
+	// Set vsync off !! 
+	glfwSwapInterval(0);
+
+	VulkanSupported = glfwVulkanSupported();
+
+	glfwGetFramebufferSize(window, &Width, &Height);
+	glViewport(0,0, Width, Height);
+
+
+
+	glClearColor(0.2f, 0.2f, 0.2f, 1.0f);
+
+}
+
+
+BarinkWindow::~BarinkWindow(){
+
+	glfwTerminate();
+}
+
+GLFWwindow* BarinkWindow::windowptr()
+{
+	return window;
+}
+
+bool BarinkWindow::WindowShouldClose(){
+	return glfwWindowShouldClose(window);
+}
+
+void BarinkWindow::Poll()
+{	
+	glfwPollEvents();
+}
+
+void BarinkWindow::SwapBuffers() 
+{
+	glfwSwapBuffers(window);
+}
+
+
+void BarinkWindow::ReceiveEvent(Event& incident)
+{
+	std::cout << "EVENT RECEIVED: " <<  incident.name << std::endl;
+
+}