Added Gorrilla-Audio and Tinygltf Library

Started laying out a assetManager / ModelImporter

.gitignore

@@ -6,3 +6,13 @@ Makefile
 .vscode/
 libs/lua
 libs/glad
+Debug/
+*.sln
+*.vcxproj
+*.vcxproj.filters
+*.vcxproj.user
+.vs/
+x64/
+
+*.gltf
+!sponza.gltf

.gitmodules

@@ -7,3 +7,9 @@
 [submodule "spdlog"]
 	path = libs/spdlog
 	url = https://github.com/nigelbarink/spdlog.git
+[submodule "tinygltf"]
+	path = libs/tinygltf
+	url = https://github.com/syoyo/tinygltf.git
+[submodule "GorrillaAudio"]
+	path = libs/GorillaAudio
+	url = https://github.com/mewspring/gorilla-audio.git

MyGraphicsEngine/Camera.cpp

@@ -0,0 +1,22 @@
+#include <MyGraphicsEngine/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
+	);
+}

MyGraphicsEngine/ModelImporter.cpp

@@ -0,0 +1,47 @@
+#include "include/AssetManager/ModelImporter.h"
+
+void ModelImporter::ImportFBX(std::string path)
+{
+    spdlog::warn("ImportFBX not implemented!");
+}
+
+void ModelImporter::ImportBlend(std::string path)
+{
+    spdlog::warn("ImportBlend not implemented!");
+}
+
+void ModelImporter::ImportGLTF(std::string path)
+{
+    spdlog::warn("ImportGLTF not implemented!");
+}
+
+void ModelImporter::ImportOBJ(std::string path)
+{
+    spdlog::warn("ImportOBJ not implemented!");
+}
+
+void ModelImporter::Import(std::string path)
+{
+    spdlog::warn("Import not implemented!");
+}
+
+void ModelImporter::Test() {
+    tinygltf::Model loadedModel;
+    tinygltf::TinyGLTF loader;
+    std::string error;
+    std::string warn;
+    bool ret = loader.LoadASCIIFromFile(&loadedModel, &error, &warn, "./Build/SandboxApplication/Debug/sponza.gltf");
+
+    if (!warn.empty())
+        spdlog::warn("TinyGLTF Warning: {}", warn);
+    if (!error.empty())
+        spdlog::error("TinyGLTF Error: {}", error);
+    if (!ret) {
+        spdlog::error("TinyGLTF Error: Failed to parse glTF");
+        exit(-1);
+    }
+
+    spdlog::info("Meshes in model: {}", loadedModel.meshes.size());
+    spdlog::info("Primitives in mesh: {}", loadedModel.meshes[0].primitives.size());
+
+}

MyGraphicsEngine/Shader.cpp

@@ -6,6 +6,7 @@ Shader::Shader(const std::string vertexShaderPath, const std::string fragmentSha
     int succes;
     
     char* vertexCode = readFile(vertexShaderPath.c_str());
+    spdlog::info(vertexCode);
     unsigned int vertId = glCreateShader(GL_VERTEX_SHADER);
     
     glShaderSource(vertId, 1, &vertexCode, NULL);
@@ -20,7 +21,7 @@ Shader::Shader(const std::string vertexShaderPath, const std::string fragmentSha
 
 
     char* fragmentCode = readFile(fragmentShaderPath.c_str());
-
+    spdlog::info(fragmentCode); 
     unsigned int fragId = glCreateShader(GL_FRAGMENT_SHADER);
 
 
@@ -93,3 +94,31 @@ void Shader::Use()
 {
     glUseProgram(id);
 }
+
+
+void Shader::setUniformMat4(std::string uniformName, glm::mat4 matrix4) 
+{    
+    glUniformMatrix4fv(glGetUniformLocation(id, uniformName.c_str()), 1, GL_FALSE, glm::value_ptr(matrix4));
+}
+void Shader::setUniformVec4(std::string uniformName, glm::vec4 vector4) 
+{
+    glUniform4fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector4));
+}
+void Shader::setUniformVec3(std::string uniformName, glm::vec3 vector3) 
+{
+    glUniform3fv(glGetUniformLocation(id, uniformName.c_str()), 1, glm::value_ptr(vector3));
+}
+void Shader::setUniformVec2(std::string uniformName, glm::vec2 vector2) 
+{
+    glUniform2fv(glGetUniformLocation(id, uniformName.c_str()),1, glm::value_ptr(vector2));
+}
+
+void Shader::setUniformFloat(std::string uniformName, float value) 
+{
+    glUniform1f(glGetUniformLocation(id, uniformName.c_str()), value);
+}
+
+void Shader::setUniformInt(std::string uniformName, int value) 
+{
+    glUniform1i(glGetUniformLocation(id, uniformName.c_str()), value);
+}

MyGraphicsEngine/include/AssetManager/ModelImporter.h

@@ -0,0 +1,22 @@
+#pragma once
+#define TINYGLTF_IMPLEMENTATION
+#define STB_IMAGE_IMPLEMENTATION
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#define TINYGLTF_NO_EXTERNAL_IMAGE
+
+#include <tiny_gltf.h>
+#include <spdlog/spdlog.h>
+#include <string>
+
+class ModelImporter {
+private:
+	void ImportFBX(std::string path); 
+	void ImportBlend(std::string path);
+	void ImportGLTF(std::string path);
+	void ImportOBJ(std::string path);
+
+public:
+	void Import(std::string path);
+
+	static void Test();
+};

MyGraphicsEngine/include/MyGraphicsEngine/Camera.h

@@ -1,10 +1,19 @@
 #pragma once
 #include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
 
-struct Camera {
+class Camera {
+public:
 	glm::vec3 Position;
-  glm::mat4 ViewMat;
+	glm::vec3 Rotation;
 	float Zoom;
+
+	Camera(glm::vec3 position, glm::vec3 rotation, float zoom );
+	~Camera();
+
+	glm::mat4 GetViewMatrix();
+
+
 private:
 	glm::vec3 Front;  
 	glm::vec3 Right;

MyGraphicsEngine/include/MyGraphicsEngine/Mesh.h

@@ -1,10 +1,10 @@
 #pragma once
 #include <vector>
+#include <glm/glm.hpp>
 
 class Mesh {
 public:
-	std::vector<float> vertices;
+	std::vector<glm::vec3> vertices;
-	std::vector<int> elements;
+	std::vector<GLushort> elements;
-	std::vector<float> uv;
+	std::vector<glm::vec2> uv;
-
 };

MyGraphicsEngine/include/MyGraphicsEngine/Shader.h

@@ -4,15 +4,23 @@
 #include <iostream>
 #include <fstream>
 #include <spdlog/spdlog.h>
+#include <glm/glm.hpp>
+#include <glm/gtc/type_ptr.hpp>
 
 
 class Shader {
     private:
         int id;
-        const size_t  CHUNK_SIZE = 10;
         char* readFile (const char* filePath);
     public:
         Shader(const std::string vertexShaderPath, const std::string fragmentShaderPath);
         void Use();
+        void setUniformMat4(std::string uniformName, glm::mat4 matrix4);
+        void setUniformVec4(std::string uniformName, glm::vec4 vector4);
+        void setUniformVec3(std::string uniformName, glm::vec3 vector3);
+        void setUniformVec2(std::string uniformName, glm::vec2 vector2);
+        void setUniformFloat(std::string uniformName, float value);
+        void setUniformInt(std::string uniformName, int value);
+
 
 };

SandboxApplication/Sandbox.cpp

@@ -1,8 +1,7 @@
-#include <glad/glad.h>
 #include <MyGraphicsEngine/Shader.h>
 #include <MyGraphicsEngine/Window.h>
+#include <MyGraphicsEngine/Camera.h>
 #include <MyGraphicsEngine/Mesh.h>
-
 #include <string>
 
 /*
@@ -13,16 +12,26 @@
     #include "lualib.h"
 }
 */
+//#include <include/AssetManager/ModelImporter.h>
+
+#include <gorilla/gau.h>
+#include <gorilla/ga.h>
 
 int main(int argc, char* argv[]) {
 
+    spdlog::info("Working directory: {}", argv[0]);
+
+    //ModelImporter::Test();
+
+
+
     Mesh mesh;
 
     mesh.vertices = {
-         0.5f, 0.5f, 0.0f, // top, right
+         glm::vec3( 0.5f,  0.5f, 0.0f), // top, right
-          0.5f, -0.5f, 0.0f, // bottom right
+         glm::vec3( 0.5f, -0.5f, 0.0f), // bottom right
-          -0.5f, -0.5f, 0.0f, // bottom left
+         glm::vec3(-0.5f, -0.5f, 0.0f), // bottom left
-          -0.5f, 0.5f, 0.0f // top left
+         glm::vec3(-0.5f,  0.5f, 0.0f) // top left
     };
 
 
@@ -30,6 +39,8 @@ int main (int argc, char *argv[] ){
         0,1,3,
         1,2,3
     };
+    Camera cam(glm::vec3(2.0f, 0.0f, 0.0f), glm::vec3(0.0f,0.0f,0.0f), 90.0f);
+
   
     BarinkWindow GameWindow(800, 600);
    
@@ -37,8 +48,6 @@ int main (int argc, char *argv[] ){
     std::string fragmentShaderSource = "build/SandboxApplication/Debug/test.fs";
     Shader shader (vertexShaderSource, fragmentShaderSource);
 
-    spdlog::info("Working directory: {}", argv[0]);
-
     /*
     *   lua_State* L = luaL_newstate();
     luaL_openlibs(L);
@@ -46,8 +55,8 @@ int main (int argc, char *argv[] ){
     luaL_dofile(L,"./script.lua");
     */
 
-  
+    spdlog::info("Vertices: {}, {} bytes", mesh.vertices.size(), sizeof(glm::vec3));
-
+    spdlog::info("Elements: {}, {} bytes", mesh.elements.size(), sizeof(GLushort));
 
     unsigned int VBO, VAO, EBO;
 
@@ -55,35 +64,69 @@ int main (int argc, char *argv[] ){
     glGenBuffers(1, &VBO);
     glGenBuffers(1, &EBO);
 
-    spdlog::info("Vertices: {}", mesh.vertices.size());
     glBindVertexArray(VAO);
 
     glBindBuffer(GL_ARRAY_BUFFER, VBO);
-    glBufferData(GL_ARRAY_BUFFER, sizeof(float) * mesh.vertices.size() , &mesh.vertices[0], GL_STATIC_DRAW);
+    glBufferData(GL_ARRAY_BUFFER, mesh.vertices.size() * sizeof(glm::vec3), &mesh.vertices[0], GL_STATIC_DRAW);
 
     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
-    glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(int) * mesh.elements.size(), &mesh.elements[0], GL_STATIC_DRAW);
+    glBufferData(GL_ELEMENT_ARRAY_BUFFER, mesh.elements.size() * sizeof(GLushort), &mesh.elements[0], GL_STATIC_DRAW);
 
-    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
+    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
     glEnableVertexAttribArray(0);
 
     glBindBuffer(GL_ARRAY_BUFFER, 0);
-
     glBindVertexArray(0);
 
  
+    glm::vec3 rotation = glm::vec3(0.0f , 90.0f, 0.0f);
+
+    
+    glm::mat4 tran = glm::translate(glm::mat4(),glm::vec3(0.0f, 0.0f, 0.0f));
+    glm::mat4 scale = glm::scale(glm::mat4(), glm::vec3(1.0f, 1.0f, 1.0f));
+    glm::mat4 rot =
+        glm::rotate(glm::mat4(), glm::radians(rotation.x), glm::vec3(1.0f, 0.0f, 0.0f)) *
+        glm::rotate(glm::mat4(), glm::radians(rotation.y), glm::vec3(0.0f, 1.0f, 0.0f)) *
+        glm::rotate(glm::mat4(), glm::radians(rotation.z), glm::vec3(0.0f, 0.0f, 1.0f));
+
+
+    glm::mat4 model = tran * rot * scale;
+
+
+    glm::mat4 projection = glm::perspective(cam.Zoom, (800.0f / 600.0f), 0.001f, 100.0f);
+
+    gau_Manager* mgr;
+    ga_Mixer* mixer;
+    ga_Sound sound;
+    ga_Handle handle;
+    gau_SampleSourceLoop* loopSrc = 0;
+    gau_SampleSourceLoop** pLoopSrc = &loopSrc;
+    gc_int32 loop = 0;
+    gc_int32 quit = 0;
+
+
+    gc_initialize(0);
+    mgr = gau_manager_create();
+    mixer = gau_manager_mixer(mgr);
+
+
 
 
     while (!GameWindow.WindowShouldClose()) {
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT) ;
         
         shader.Use();
+        shader.setUniformMat4("P", projection);
+        shader.setUniformMat4("M", model);
+        shader.setUniformMat4("V", cam.GetViewMatrix());
         glBindVertexArray(VAO);
         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
-        glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
+        glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, NULL);
         glBindVertexArray(0);
 
         GameWindow.Poll();
+
+
     }
 
 

libs/GorillaAudio

@@ -0,0 +1 @@
+Subproject commit bd41dddf007f0b8f4366ce082a6a0b9bd1e20508

libs/tinygltf

@@ -0,0 +1 @@
+Subproject commit a159945db9d97e79a30cb34e2aaa45fd28dea576

premake5.lua

@@ -13,8 +13,11 @@ workspace "BarinkEngine"
 
 		includedirs {
 			"./libs/glad/include",
+			"./MyGraphicsEngine",
 			"./MyGraphicsEngine/include",
 			"./libs/spdlog/include",
+			"./libs/glm",
+			"./libs/GorillaAudio/include",
 			"./libs/lua/include",
 			"./libs/glfw/include",
 		}
@@ -37,6 +40,7 @@ workspace "BarinkEngine"
 		}
 
 		defines {"DEBUG"}
+
 		symbols "On"
 
 		-- NOTE: make these copy instructions more flexible
@@ -46,6 +50,7 @@ workspace "BarinkEngine"
 		ok, err = os.copyfile("MyGraphicsEngine/shaders/vertex.shader", "build/SandboxApplication/Debug/test.vs")
 		if err then error("Copy vertex shader source failed!") end
 
+	
 	project "MyGraphicsEngine"
 		kind "StaticLib"
 	
@@ -54,6 +59,7 @@ workspace "BarinkEngine"
 		includedirs {
 			"./libs/glad/include",
 			"./libs/glfw/include",
+			"./libs/tinygltf",
 			"./libs/glew/include",
 			"./libs/spdlog/include",
 			"./libs/glm",
@@ -73,8 +79,8 @@ workspace "BarinkEngine"
 
 		files {
 			"./libs/glad/src/glad.c",
-			"MyGraphicsEngine/*.h",
+			"./MyGraphicsEngine/**/*.*"	,
-			"MyGraphicsEngine/*.cpp"
+			"./MyGraphicsEngine/*.*"
 		
 		}