commit 604a8b3df897781a5de8201ea1576ccfeb67a1cf
Author: Nigel <nigelbarink@hotmail.com>
Date:   Fri Oct 15 22:14:57 2021 +0100

    Initial commit

diff --git a/Hello_triangle/Makefile b/Hello_triangle/Makefile
new file mode 100644
index 0000000..92c7f60
--- /dev/null
+++ b/Hello_triangle/Makefile
@@ -0,0 +1,15 @@
+CFLAGS = -std=c++17 -O2
+LDFLAGS = -lglfw3 -lvulkan -ldl -lpthread -lX11 -lXxf86vm -lXrandr -lXi
+
+VulkanTest: main.cpp
+	g++ $(CFLAGS) -o VulkanTest main.cpp $(LDFLAGS)
+
+.PHONY: test clean
+
+test: VulkanTest
+	./VulkanTest
+
+clean:
+	rm -f VulkanTest
+# For information on Makefile's check
+# https://makefiletutorial.com
diff --git a/Hello_triangle/VulkanTest b/Hello_triangle/VulkanTest
new file mode 100755
index 0000000..ad5442c
Binary files /dev/null and b/Hello_triangle/VulkanTest differ
diff --git a/Hello_triangle/main.cpp b/Hello_triangle/main.cpp
new file mode 100644
index 0000000..efe924f
--- /dev/null
+++ b/Hello_triangle/main.cpp
@@ -0,0 +1,103 @@
+/*
+    Following the vulkan tutorial on :
+    https://vulkan-tutorial.com/en/Drawing_a_triangle/Setup/Instance
+
+*/
+
+
+
+
+#define GLFW_INCLUDE_VULKAN
+#include <GLFW/glfw3.h>
+#include <iostream>
+#include <stdexcept>
+#include <cstdlib>
+
+const uint32_t WIDTH = 800;
+const uint32_t HEIGHT = 600;
+
+class HelloTriangleApplication{
+    public :
+        void run (){
+            initWindow();
+            initVulkan();
+            mainLoop();
+            cleanup();
+        }
+
+    private:
+        GLFWwindow* window;
+        VkInstance instance;
+
+        void initWindow(){
+            glfwInit();
+
+            glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+            glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
+
+            window = glfwCreateWindow(WIDTH, HEIGHT, "Vulkan", nullptr, nullptr);
+        }
+
+        void initVulkan(){
+            createInstance();
+        }
+
+
+
+        void createInstance(){
+            VkApplicationInfo appInfo{};
+            appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
+            appInfo.pApplicationName = "Hello Triangle";
+            appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
+            appInfo.pEngineName = "No Engine";
+            appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
+            appInfo.apiVersion = VK_API_VERSION_1_0;
+
+            VkInstanceCreateInfo createInfo{};
+            createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
+            createInfo.pApplicationInfo = &appInfo;
+
+            uint32_t glfwExtesionCount = 0;
+            const char** glfwExtensions;
+
+            glfwExtensions = glfwGetRequiredInstanceExtensions(&glfwExtesionCount);
+            
+            createInfo.enabledExtensionCount = glfwExtesionCount;
+            createInfo.ppEnabledExtensionNames = glfwExtensions;
+            createInfo.enabledLayerCount = 0;
+
+            if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS ){
+                throw std::runtime_error("Failed to create instance!");
+            }
+
+
+
+        }
+
+        void mainLoop(){
+                while (!glfwWindowShouldClose(window)){
+                    glfwPollEvents();
+                }
+        }
+
+        void cleanup(){
+            glfwDestroyWindow(window);
+
+            glfwTerminate();
+        }
+};
+
+
+int main ( ) {
+    HelloTriangleApplication app;
+
+    try{
+        app.run();
+    } catch (const std::exception& e){
+        std::cerr << e.what() << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    return EXIT_SUCCESS;
+    
+}
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diff --git a/Hello_vulkan/Makefile b/Hello_vulkan/Makefile
new file mode 100644
index 0000000..25a5adb
--- /dev/null
+++ b/Hello_vulkan/Makefile
@@ -0,0 +1,13 @@
+CFLAGS = -std=c++17 -O2
+LDFLAGS = -lglfw3 -lvulkan -ldl -lpthread -lX11 -lXxf86vm -lXrandr -lXi
+
+VulkanTest: main.cpp
+	g++ $(CFLAGS) -o VulkanTest main.cpp $(LDFLAGS)
+
+.PHONY: test clean
+
+test: VulkanTest
+	./VulkanTest
+
+clean:
+	rm -f VulkanTest
diff --git a/Hello_vulkan/VulkanTest b/Hello_vulkan/VulkanTest
new file mode 100755
index 0000000..6a825d0
Binary files /dev/null and b/Hello_vulkan/VulkanTest differ
diff --git a/Hello_vulkan/main.cpp b/Hello_vulkan/main.cpp
new file mode 100644
index 0000000..879f78a
--- /dev/null
+++ b/Hello_vulkan/main.cpp
@@ -0,0 +1,36 @@
+#define GLFW_INCLUDE_VULKAN
+#include <GLFW/glfw3.h>
+
+#define GLM_FORCE_RADIANS
+#define GLM_FORCE_DPETH_ZERO_TO_ONE
+#include <glm/vec4.hpp>
+#include <glm/mat4x4.hpp>
+
+#include <iostream>
+
+
+
+int main ( ) {
+    glfwInit();
+
+    glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+    GLFWwindow* window = glfwCreateWindow(800,600, "Vulkan window", nullptr, nullptr);
+
+    uint32_t extensionCount = 0;
+    vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, nullptr);
+    std::cout << extensionCount << " extensions supported\n";
+
+    glm::mat4 matrix;
+    glm::vec4 vec;
+    auto test = matrix * vec;
+
+    while(!glfwWindowShouldClose(window)){
+        glfwPollEvents();
+    }
+
+    glfwDestroyWindow(window);
+
+    glfwTerminate();
+
+    return 0;
+}
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diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..22d50b0
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,3 @@
+# Vulkan API demo's
+
+![Vulkan](https://www.vulkan.org/user/pages/01.home/Vulkan-Wide.png)
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