Moving to a single renderer instance system

Seperated Sanbox premake config from the main premake file.

BarinkEngine/Include/AssetManager/ModelImporter.h

@@ -12,6 +12,7 @@
 #include <string>
 #include "Scene/SceneNodeTypes.h"
 
+
 void ProcessVertices(aiMesh* mesh, std::vector<BarinkEngine::Vertex>& out_vertices);
 void ProcessIndices(aiMesh* mesh, std::vector<unsigned int>& out_indices);
 
@@ -20,7 +21,7 @@ namespace BarinkEngine {
 
 	public:
 
-		SceneObject* Import(const std::string path);
+		BarinkEngine::SceneObject* Import(const std::string path);
 
 
 	private:

BarinkEngine/Include/BarinkEngine.h

@@ -5,6 +5,7 @@
 #include "graphics/Texture.h"
 #include "graphics/Camera.h"
 #include "graphics/Renderable.h"
+#include "Graphics/Renderer.h"
 #include "Graphics/Material.h"
 
 #include "spdlog/spdlog.h"

BarinkEngine/Include/EventSystem/Event.h

@@ -1,5 +1,5 @@
 #pragma once 
-#include <string> 
+#include <string>
 
 struct Event
 {

BarinkEngine/Include/Graphics/GPUBucket.h

@@ -0,0 +1,30 @@
+#pragma once
+#include "VertexArray.h"
+#include "Buffer.h"
+#include "Mesh.h"
+#include "Material.h"
+
+namespace BarinkEngine {
+
+	class GPU_Bucket {
+	public:
+
+		GPU_Bucket();
+		~GPU_Bucket();
+
+		void Upload(const Mesh& renderable);
+		
+		GpuBuffer vertexBuffer;
+		GpuBuffer elementBuffer;
+		VertexArray vertexarray;
+
+		const Mesh* mesh;
+		const Material* material;
+
+	private : 
+		unsigned int uv_id;
+
+	};
+	
+};
+

BarinkEngine/Include/Graphics/Material.h

@@ -7,7 +7,7 @@ class Material {
 public:
 	Material(const Shader& shader);
 	
-	void Apply();
+	void Apply()const;
 	
 	glm::vec3 Color;
 

BarinkEngine/Include/Graphics/Mesh.h

@@ -1,26 +1,12 @@
 #pragma once
 #include <vector>
 #include <glm/glm.hpp>
-#include "VertexArray.h"
-#include "Buffer.h"
+#include "Vertex.h"
 
-namespace BarinkEngine{
-
-	struct Vertex {
-		glm::vec3 vertices;
-		glm::vec2 uv;
-	};
-
-	class Mesh {
-	public:
+namespace BarinkEngine {
+	struct Mesh {
 		std::vector<Vertex> vertices;
 		std::vector<unsigned int> elements;
-	
-	private:
-		GpuBuffer vertexBuffer;
-		GpuBuffer elementBuffer;
-		VertexArray VAO;
-		unsigned int UV_id;
 	};
 
-}
+}

BarinkEngine/Include/Graphics/Renderable.h

@@ -1,23 +1,14 @@
 #pragma once
-#include <vector>
 #include "Mesh.h"
-
 #include "Material.h"
 #include "Texture.h"
-
 #include "Scene.h"
 
 namespace BarinkEngine {
 
-	class Renderable {
-	public:
-		Mesh mesh;
+	struct  Renderable {
+		BarinkEngine::Mesh* mesh;
 		Material* material;
 		Texture* texture;
-
-		Shader* shader;
-
-		Renderable();
-		~Renderable();
 	};
 }

BarinkEngine/Include/Graphics/Renderer.h

@@ -1,8 +1,16 @@
 #pragma once
-#include "Graphics/Renderable.h"
-
 #include <vector>
 
+#include <glm/gtc/matrix_transform.hpp>
+#include "glad/glad.h"
+#include "GLFW/glfw3.h"
+
+#include "PerfCounter.h"
+
+#include "Graphics/Camera.h"
+#include "Graphics/Renderable.h"
+#include "Graphics/GPUBucket.h"
+
 namespace BarinkEngine {
 
 	class Renderer {
@@ -15,7 +23,7 @@ namespace BarinkEngine {
 		void Submit(Renderable* model);
 
 	private:
-		std::vector<Renderable*> models;
+		std::vector<GPU_Bucket*> models;
 
 	};
 }

BarinkEngine/Include/Graphics/Shader.h

@@ -14,7 +14,7 @@ class Shader {
         char* readFile (const char* filePath);
     public:
         Shader(const std::string vertexShaderPath, const std::string fragmentShaderPath);
-        void Use();
+        void Use() const;
         void setUniformMat4(std::string uniformName, glm::mat4 matrix4)const;
         void setUniformVec4(std::string uniformName, glm::vec4 vector4)const;
         void setUniformVec3(std::string uniformName, glm::vec3 vector3)const;

BarinkEngine/Include/Graphics/Vertex.h

@@ -0,0 +1,9 @@
+#pragma once
+#include <glm/glm.hpp>
+
+namespace BarinkEngine {
+	struct Vertex {
+		glm::vec3 vertices;
+		glm::vec2 uv;
+	};
+}

BarinkEngine/src/Graphics/GPUBucket.cpp

@@ -0,0 +1,37 @@
+#include "Graphics/GPUBucket.h"
+BarinkEngine::GPU_Bucket::GPU_Bucket() {
+}
+BarinkEngine::GPU_Bucket::~GPU_Bucket() {
+
+}
+
+void BarinkEngine::GPU_Bucket::Upload(const Mesh& renderable) {
+
+	// keep a ref to the origin in main memory 
+	mesh = &renderable;
+
+	// Upload gpu
+
+	vertexarray.Create();
+	vertexarray.Bind();
+
+	vertexBuffer.createBuffer();
+	vertexBuffer.Bind(false);
+	vertexBuffer.setBufferData((void*)&renderable.vertices[0], renderable.vertices.size() * sizeof(BarinkEngine::Vertex), false);
+
+	if (renderable.elements.empty()  == false) {
+		elementBuffer.createBuffer();
+		elementBuffer.Bind(true);
+		elementBuffer.setBufferData((void*)&renderable.elements[0], renderable.elements.size() * sizeof(unsigned int), true);
+	}
+	
+	vertexarray.AttachAttribute(0, 3, sizeof(Vertex));
+
+	glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, sizeof(BarinkEngine::Vertex), (void*)offsetof(BarinkEngine::Vertex, vertices));
+	glEnableVertexAttribArray(1);
+
+	vertexBuffer.Unbind(false);
+	vertexarray.Unbind();
+
+
+}

BarinkEngine/src/Graphics/Material.cpp

@@ -4,7 +4,8 @@ Material::Material(const Shader& shader) :
 shader(shader) {
 }
 
+void Material::Apply() const  {
 
-void Material::Apply() {
+	shader.Use();
 	shader.setUniformVec3("Color", Color);
 }

BarinkEngine/src/Graphics/ModelImporter.cpp

@@ -1,9 +1,8 @@
 #include "AssetManager/ModelImporter.h"
-
+#include "spdlog/spdlog.h"
 
 BarinkEngine::SceneObject* BarinkEngine::ModelImporter::Import(const std::string path)
 {
-    
     SceneObject* root = new SceneObject(std::string(path), nullptr);
 
     Assimp::Importer importer;
@@ -12,9 +11,15 @@ BarinkEngine::SceneObject* BarinkEngine::ModelImporter::Import(const std::string
     aiNode* currentNode = scene->mRootNode;
 
     std::vector<BarinkEngine::Mesh> meshes =  processNode(currentNode, scene);
+    
+    std::cout << "[DEBUG]: Loaded "<< meshes.size() << " meshes!" << std::endl;
+    
 
+    // create a renderable (per mesh ?? ) 
+    root->renderable = new Renderable();
+    root->renderable->mesh = &(meshes[0]);
 
-    return root;
+    return root;   
 
 }
 

BarinkEngine/src/Graphics/Renderable.cpp

@@ -1,53 +0,0 @@
-#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

@@ -1,25 +1,77 @@
 #include "Graphics/Renderer.h"
 
+
 BarinkEngine::Renderer::Renderer()
 {
-	models = std::vector<Renderable*>();
+	models = std::vector<GPU_Bucket*>();
+
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+
 }
 
 BarinkEngine::Renderer::~Renderer()
 {
 	// CleanUp!
+
+	// For each model submitted 
+	for ( auto packet : models )
+	{
+		delete packet;
+	}
+
+	// glDeleteBuffers(1, &UV_id);
 }
 
 void BarinkEngine::Renderer::Render()
 {
+	// This creation of the projection and camera is somewhat wastefull
+	Camera cam =  Camera(glm::vec3(0.0f, 1.5f, 0.0f), glm::vec3(0.0f, 0.0f, 0.0f), 90.0f);
+	glm::mat4 projection = glm::perspective(glm::radians(cam.Zoom), (800.0f / 600.0f), 0.001f, 100.0f);
 
+	
 	for (auto model : models) {
-		//model->Draw();
+			// Push matrices etc ....
+			model->vertexarray.Bind();
+			
+			model->elementBuffer.Bind(true);
+
+		
+			if (model->material == nullptr) {
+				std::cout << "No material attached!" << std::endl;
+			}
+			else {
+				model->material->Apply();
+			}
+			
+			// Update perf counters 
+			ES->verts = model->mesh->vertices.size();
+			ES->DC++;
+			
+			glDrawElements(	GL_TRIANGLES, 
+							static_cast<unsigned int>(model->mesh->elements.size()), 
+							GL_UNSIGNED_INT, 
+							NULL
+						);
+			model->vertexarray.Unbind();
+		
 	}
+	
+	
 
 }
 
+
+// Upload data to cpu and add object to render list
 void BarinkEngine::Renderer::Submit(Renderable* model)
 {
-	models.push_back(model);
+	// Upload mesh data to gpu for render  
+	
+	GPU_Bucket* bucket = new GPU_Bucket();
+
+	bucket->material = model->material;
+	
+	bucket->Upload(*model->mesh);
+	
+	models.push_back(bucket); // Maybe push a GPU packet or something instead 
+	
 }

BarinkEngine/src/Graphics/Shader.cpp

@@ -1,5 +1,6 @@
 #include "Graphics/Shader.h"
 #include "spdlog/spdlog.h"
+
 Shader::Shader(const std::string vertexShaderPath, const std::string fragmentShaderPath)
 {
     char infoLog[512];
@@ -57,8 +58,12 @@ Shader::Shader(const std::string vertexShaderPath, const std::string fragmentSha
 
 
 }
+
 char* Shader::readFile (const char* filePath){
 
+    spdlog::info("Opening {} ", filePath);
+
+
     std::ifstream file ;
     file.open(filePath);
 
@@ -90,7 +95,7 @@ char* Shader::readFile (const char* filePath){
     return FileBuffer;
 }
 
-void Shader::Use()
+void Shader::Use() const
 {
     glUseProgram(id);
 }

BarinkEngine/src/Graphics/window.cpp

@@ -16,6 +16,15 @@ Width(width), Height(height), FullScreen(false){
 		exit(-1);
 	}
 
+	glfwWindowHint(GLFW_DOUBLEBUFFER, GLFW_TRUE);
+	glfwWindowHint(GLFW_FOCUS_ON_SHOW, GLFW_TRUE);
+	// No window decorations such as a border, a close widget
+	//glfwWindowHint(GLFW_DECORATED, GLFW_FALSE);
+	//glfwWindowHint(GLFW_MAXIMIZED, GLFW_TRUE);
+	// Disable resizing the window
+	glfwWindowHint(GLFW_RESIZABLE, GL_FALSE);
+
+
 	window = glfwCreateWindow(Width, Height, "BarinkEngine", NULL, NULL);
 
 	if( !window)

SandboxApplication/include/GUI.h

@@ -1,9 +1,9 @@
-#pragma once
-#include "imgui.h"
-#include <BarinkEngine.h>
-
-void CameraTool(Camera* camera);
-void ScriptingTool(char* code);
-void transformWindow(Transform& transform, std::string PanelName);
-void materialWindow(Material& material, std::string PanelName);
-void SceneExplorer(Scene& scene, std::string PanelName);
+#pragma once
+#include "imgui.h"
+#include <BarinkEngine.h>
+
+void CameraTool(Camera* camera);
+void ScriptingTool(char* code);
+void transformWindow(Transform& transform, std::string PanelName);
+void materialWindow(Material& material, std::string PanelName);
+void SceneExplorer(Scene& scene, std::string PanelName);

SandboxApplication/models/Cube.mtl

@@ -1,12 +1,12 @@
-# Blender 3.1.2 MTL File: 'None'
-# www.blender.org
-
-newmtl Material
-Ns 360.000000
-Ka 1.000000 1.000000 1.000000
-Kd 0.800000 0.800000 0.800000
-Ks 0.500000 0.500000 0.500000
-Ke 0.000000 0.000000 0.000000
-Ni 1.450000
-d 1.000000
-illum 2
+# Blender 3.1.2 MTL File: 'None'
+# www.blender.org
+
+newmtl Material
+Ns 360.000000
+Ka 1.000000 1.000000 1.000000
+Kd 0.800000 0.800000 0.800000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.450000
+d 1.000000
+illum 2

SandboxApplication/models/Cube.obj

@@ -1,40 +1,40 @@
-# Blender 3.1.2
-# www.blender.org
-mtllib Cube.mtl
-o Cube
-v 1.000000 1.000000 -1.000000
-v 1.000000 -1.000000 -1.000000
-v 1.000000 1.000000 1.000000
-v 1.000000 -1.000000 1.000000
-v -1.000000 1.000000 -1.000000
-v -1.000000 -1.000000 -1.000000
-v -1.000000 1.000000 1.000000
-v -1.000000 -1.000000 1.000000
-vn -0.0000 1.0000 -0.0000
-vn -0.0000 -0.0000 1.0000
-vn -1.0000 -0.0000 -0.0000
-vn -0.0000 -1.0000 -0.0000
-vn 1.0000 -0.0000 -0.0000
-vn -0.0000 -0.0000 -1.0000
-vt 0.625000 0.500000
-vt 0.375000 0.500000
-vt 0.625000 0.750000
-vt 0.375000 0.750000
-vt 0.875000 0.500000
-vt 0.625000 0.250000
-vt 0.125000 0.500000
-vt 0.375000 0.250000
-vt 0.875000 0.750000
-vt 0.625000 1.000000
-vt 0.625000 0.000000
-vt 0.375000 1.000000
-vt 0.375000 0.000000
-vt 0.125000 0.750000
-s 0
-usemtl Material
-f 1/1/1 5/5/1 7/9/1 3/3/1
-f 4/4/2 3/3/2 7/10/2 8/12/2
-f 8/13/3 7/11/3 5/6/3 6/8/3
-f 6/7/4 2/2/4 4/4/4 8/14/4
-f 2/2/5 1/1/5 3/3/5 4/4/5
-f 6/8/6 5/6/6 1/1/6 2/2/6
+# Blender 3.1.2
+# www.blender.org
+mtllib Cube.mtl
+o Cube
+v 1.000000 1.000000 -1.000000
+v 1.000000 -1.000000 -1.000000
+v 1.000000 1.000000 1.000000
+v 1.000000 -1.000000 1.000000
+v -1.000000 1.000000 -1.000000
+v -1.000000 -1.000000 -1.000000
+v -1.000000 1.000000 1.000000
+v -1.000000 -1.000000 1.000000
+vn -0.0000 1.0000 -0.0000
+vn -0.0000 -0.0000 1.0000
+vn -1.0000 -0.0000 -0.0000
+vn -0.0000 -1.0000 -0.0000
+vn 1.0000 -0.0000 -0.0000
+vn -0.0000 -0.0000 -1.0000
+vt 0.625000 0.500000
+vt 0.375000 0.500000
+vt 0.625000 0.750000
+vt 0.375000 0.750000
+vt 0.875000 0.500000
+vt 0.625000 0.250000
+vt 0.125000 0.500000
+vt 0.375000 0.250000
+vt 0.875000 0.750000
+vt 0.625000 1.000000
+vt 0.625000 0.000000
+vt 0.375000 1.000000
+vt 0.375000 0.000000
+vt 0.125000 0.750000
+s 0
+usemtl Material
+f 1/1/1 5/5/1 7/9/1 3/3/1
+f 4/4/2 3/3/2 7/10/2 8/12/2
+f 8/13/3 7/11/3 5/6/3 6/8/3
+f 6/7/4 2/2/4 4/4/4 8/14/4
+f 2/2/5 1/1/5 3/3/5 4/4/5
+f 6/8/6 5/6/6 1/1/6 2/2/6

SandboxApplication/premake5.lua

@@ -0,0 +1,40 @@
+project "SandboxApplication"
+kind "ConsoleApp"
+
+buildmessage "Building Sandbox ..."
+
+links{
+  "BarinkEngine"
+}
+
+includedirs{
+  "./../BarinkEngine/Include",
+
+  -- I'd prefer if didn't need these..
+  -- We'll figure that out some time later
+  "./../libs/lua/include",
+  "./../libs/spdlog/include",
+  "./../libs/glm",
+  "./../libs/GorillaAudio/include",
+
+  "./../libs/assimp/include",
+  "./../libs/glad/include",
+  "./../libs/glfw/include",
+  "./../libs/tinygltf",
+  "./../libs/glew/include",
+  "./../libs/glm",
+  "./../libs/ImGui",
+
+
+  "./include"
+
+}
+
+libdirs {
+  './../build/BarinkEngine/Debug'
+}
+
+files { 
+  "./include/*.h",
+  "./src/*.cpp"
+}

SandboxApplication/src/GUI.cpp

@@ -1,71 +1,71 @@
-#include "GUI.h"
-
-void SceneExplorer(Scene& scene, std::string PanelName) {
-    if (ImGui::Begin(PanelName.c_str())) {
-        ImGui::ListBoxHeader("##ObjectList");
-
-        Node& current = scene.GetRoot();
-
-        Node* next = &current;
-
-        // Show first node
-        ImGui::Selectable(next->name.c_str(), true);
-
-        ImGui::Indent();
-
-        if (next->children.size() != 0) {
-            for (auto child : next->children)
-            {
-                std::string& name = child->name;
-                ImGui::Selectable(name.c_str(), false);
-            }
-        }
-
-        ImGui::ListBoxFooter();
-
-      
-    }  
-    ImGui::End();
-
-    
-}
-
-void CameraTool(Camera* cam) {
-
-    ImGui::Begin("Camera");
-
-    ImGui::SliderFloat("Zoom:", &cam->Zoom, 10, 190);
-
-    ImGui::InputFloat3("Position:", &cam->Position[0]);
-
-    ImGui::InputFloat3("Rotation:", &cam->Rotation[0]);
-
-    ImGui::End();
-}
-
-void ScriptingTool(char* code) {
-    ImGui::Begin("Scripting");
-
-    ImGui::InputTextMultiline("Lua Script", code, 255);
-    bool runCode = ImGui::Button("Run");
-
-
-    ImGui::End();
-
-}
-
-
-void transformWindow(Transform& transform, std::string PanelName) {
-    ImGui::Begin(PanelName.c_str());
-    ImGui::InputFloat3("Position:", (float*)&transform.Position[0]);
-    ImGui::InputFloat3("Rotation:", (float*)&transform.Rotation[0]);
-    ImGui::InputFloat3("Scale:", (float*)&transform.Scale[0]);
-    ImGui::End();
-
-}
-
-void materialWindow(Material& material, std::string PanelName) {
-    ImGui::Begin(PanelName.c_str());
-    ImGui::ColorPicker3("Color:", &material.Color[0]);
-    ImGui::End();
+#include "GUI.h"
+
+void SceneExplorer(Scene& scene, std::string PanelName) {
+    if (ImGui::Begin(PanelName.c_str())) {
+        ImGui::ListBoxHeader("##ObjectList");
+
+        Node& current = scene.GetRoot();
+
+        Node* next = &current;
+
+        // Show first node
+        ImGui::Selectable(next->name.c_str(), true);
+
+        ImGui::Indent();
+
+        if (next->children.size() != 0) {
+            for (auto child : next->children)
+            {
+                std::string& name = child->name;
+                ImGui::Selectable(name.c_str(), false);
+            }
+        }
+
+        ImGui::ListBoxFooter();
+
+      
+    }  
+    ImGui::End();
+
+    
+}
+
+void CameraTool(Camera* cam) {
+
+    ImGui::Begin("Camera");
+
+    ImGui::SliderFloat("Zoom:", &cam->Zoom, 10, 190);
+
+    ImGui::InputFloat3("Position:", &cam->Position[0]);
+
+    ImGui::InputFloat3("Rotation:", &cam->Rotation[0]);
+
+    ImGui::End();
+}
+
+void ScriptingTool(char* code) {
+    ImGui::Begin("Scripting");
+
+    ImGui::InputTextMultiline("Lua Script", code, 255);
+    bool runCode = ImGui::Button("Run");
+
+
+    ImGui::End();
+
+}
+
+
+void transformWindow(Transform& transform, std::string PanelName) {
+    ImGui::Begin(PanelName.c_str());
+    ImGui::InputFloat3("Position:", (float*)&transform.Position[0]);
+    ImGui::InputFloat3("Rotation:", (float*)&transform.Rotation[0]);
+    ImGui::InputFloat3("Scale:", (float*)&transform.Scale[0]);
+    ImGui::End();
+
+}
+
+void materialWindow(Material& material, std::string PanelName) {
+    ImGui::Begin(PanelName.c_str());
+    ImGui::ColorPicker3("Color:", &material.Color[0]);
+    ImGui::End();
 }

SandboxApplication/src/Sandbox.cpp

@@ -1,119 +1,102 @@
-#include "BarinkEngine.h"
-#include "Scene\SceneManager.h"
-#include "Scene\SceneNodeTypes.h"
-#include "AssetManager/ModelImporter.h"
-
-#include "imgui.h"
-#include "GUI.h"
-#include "Util.h"
-
-/*
-* Define globals
-*/
-Camera* cam;
-Shader* shader;
-
-char* code = new char[254];
-
-const std::string vertexShaderSource = "build/SandboxApplication/Debug/test.vs";
-const std::string fragmentShaderSource = "build/SandboxApplication/Debug/test.fs";
-
-BarinkEngine::ModelImporter* MI = new BarinkEngine::ModelImporter();
-
-Scene* Level1;
-// BarinkEngine::SceneObject* cube;
-/*
-* Runs once at startup 
-* - USe to initialize the game/sandbox/demo
-*/
-void Start() {
-    // Build a basic test scene 
-    // NOTE: This will later be done through an editor 
-
-    // Create a level and load it as the current level
-    std::string levelName("Test Level");
-    Level1 = SceneManager::CreateScene(levelName);
-    SceneManager::LoadScene(*Level1);
-
-    // Create a cube node
-   
-    // Load a model 
-    //cube = MI->Import("build/SandboxApplication/Debug/Models/Cube.obj");
-        
-    //Level1->GetRoot().addChild(*cube);
- 
-    std::string groupName("Nested-Group");
-    auto testGroup = new Group(groupName);
-    Level1->GetRoot().addChild( *testGroup);
-
-    std::string group2Name("Nested-Group2");
-    auto testGroup2 = new Group(group2Name);
-    Level1->GetRoot().addChild(*testGroup2);
-
-    // Walk scene graph
-    PrintSceneTree(Level1->GetRoot(),0);
-
-    shader = new Shader(vertexShaderSource, fragmentShaderSource);
-    cam = new Camera(glm::vec3(0.0f, 1.5f, 0.0f), glm::vec3(0.0f, 0.0f, 0.0f), 90.0f);
-
-    memset(code, '\0', 254);
-}
-
-
-/*
-* Runs every frame
-* - Use to draw Immediate mode graphics (Not meant for HUD's )
-*/
-void ImmediateGraphicsDraw() {
-    ImGui::NewFrame();
-
-    // Show ImGui demo such that I can easily look
-    // at possible GUI elements to use
-    ImGui::ShowDemoWindow();
-
-    // Show internal BarinkEngine stats
-    ShowStats();
-
-    // Show different tooling for this specific sandbox
-    CameraTool(cam);
-    ScriptingTool(code);
-
-    SceneExplorer(*Level1, "Scene Explorer");
-}
-
-/*
-* Runs every frame
-* - Meant for game logic ( non-physics related) 
-*/
-void Update()
-{
-    /*
-    * NOTE: this needs to move to the renderer
-    * Render code should not appear in the sandbox file
-    */
-    //glm::mat4 projection = glm::perspective(glm::radians(cam->Zoom), (800.0f / 600.0f), 0.001f, 100.0f);
-
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
-
-    shader->Use();
-    //shader->setUniformMat4("P", projection);
-    //shader->setUniformMat4("M", CalculateModelMat(cube->transform));
-
-    shader->setUniformMat4("V", cam->GetViewMatrix());
-    
-    //cube->renderable->material->Apply();
-
-
-    //Cube->Draw();
-
-  
-}
-
-/*
-* Runs at the end of the program
-* - Meant for cleanup
-*/
-void Stop() {
-    delete MI;
-    delete shader;
+#include "BarinkEngine.h"
+#include "Scene\SceneManager.h"
+#include "Scene\SceneNodeTypes.h"
+#include "AssetManager/ModelImporter.h"
+
+#include "imgui.h"
+#include "GUI.h"
+#include "Util.h"
+
+/*
+* Define globals
+*/
+Shader* shader;
+
+char* code = new char[254];
+
+const std::string vertexShaderSource = "../build/SandboxApplication/Debug/test.vs";
+const std::string fragmentShaderSource = "../build/SandboxApplication/Debug/test.fs";
+
+BarinkEngine::ModelImporter* MI = new BarinkEngine::ModelImporter();
+
+Scene* Level1;
+BarinkEngine::Renderer* renderer;
+BarinkEngine::SceneObject* cube;
+/*
+* Runs once at startup 
+* - USe to initialize the game/sandbox/demo
+*/
+void Start() {
+    // Build a basic test scene 
+    // NOTE: This will later be done through an editor 
+
+    // Create a level and load it as the current level
+    std::string levelName("Test Level");
+    Level1 = SceneManager::CreateScene(levelName);
+    SceneManager::LoadScene(*Level1);
+    
+    shader = new Shader(vertexShaderSource, fragmentShaderSource);
+
+    // Create a cube node
+   
+    cube = MI->Import("../build/SandboxApplication/Debug/Models/Cube.obj");
+    cube->renderable->material = new Material(*shader);
+
+    // What is in cube now ??    
+    std::cout <<  "mesh vertices: " << cube->renderable->mesh->vertices.size() << std::endl;
+    std::cout << "mesh elements: " << cube->renderable->mesh->elements.size() << std::endl;
+
+    Level1->GetRoot().addChild(*cube);
+
+    memset(code, '\0', 254);
+
+    // TODO: Move to runtime/ Engine 
+    renderer = new BarinkEngine::Renderer();
+    // NOTE: Submits should later be done through walking the sceneTree
+    renderer->Submit(cube->renderable);
+
+
+}
+
+/*
+* Runs every frame
+* - Use to draw Immediate mode graphics (Not meant for HUD's )
+*/
+void ImmediateGraphicsDraw() {
+    ImGui::NewFrame();
+
+    // Show ImGui demo such that I can easily look
+    // at possible GUI elements to use
+    ImGui::ShowDemoWindow();
+
+    // Show internal BarinkEngine stats
+    ShowStats();
+
+    // Show different tooling for this specific sandbox
+   // CameraTool(cam);
+    ScriptingTool(code);
+
+    SceneExplorer(*Level1, "Scene Explorer");
+
+}
+
+/*
+* Runs every frame
+* - Meant for game logic ( non-physics related) 
+*/
+void Update()
+{
+    
+    renderer->Render();
+
+}
+
+/*
+* Runs at the end of the program
+* - Meant for cleanup
+*/
+void Stop() {
+    delete MI;
+    delete renderer;
+    delete shader;
 }

TODO.md

@@ -11,7 +11,7 @@
 <input type="checkbox"></input> Basic Textures  \
 <input type="checkbox" checked></input> Link GLEW or GLAD \
 <input type="checkbox" checked></input> Work on basic logging  \
-<input type="checkbox"></input> Input handling  \
+<input type="checkbox" checked></input> Input handling  \
 <input type="checkbox"></input> More shader work  \
 <input type="checkbox" checked></input> Load FBX model files  \
 <input type="checkbox"></input> Basic Physics  \
@@ -21,5 +21,6 @@
 
 
 ## Resources 
-https://renderdoc.org/
-https://api.projectchrono.org/tutorial_table_of_content_chrono.html
+https://renderdoc.org/  \
+https://api.projectchrono.org/tutorial_table_of_content_chrono.html \
+https://github.com/epezent/implot  -- Useful when displaying graphs of any kind \ 

premake5.lua

@@ -18,46 +18,6 @@ workspace "BarinkEngine"
 		defines {"NDEBUG"}
 		optimize "On"
 
-
-	project "SandboxApplication"
-		kind "ConsoleApp"
-		
-		buildmessage "Building Sandbox ..."
-
-		links{
-			"BarinkEngine"
-		}
-
-		includedirs{
-			"./BarinkEngine/Include",
-	
-
-			-- I'd prefer if didn't need these..
-			-- We'll figure that out some time later
-			"./libs/lua/include",
-			"./libs/spdlog/include",
-			"./libs/glm",
-			"./libs/GorillaAudio/include",
-	
-			"./libs/assimp/include",
-			"./libs/glad/include",
-			"./libs/glfw/include",
-			"./libs/tinygltf",
-			"./libs/glew/include",
-			"./libs/glm",
-			"./libs/ImGui",
-	
-
-		}
-
-		libdirs {
-			'./build/BarinkEngine/Debug'
-		}
-	
-		files { 
-			"./SandboxApplication/*.h",
-			"./SandboxApplication/*.cpp"
-		}
-
+include("./SandboxApplication")
 
 include("./BarinkEngine")