setup: added vscode conf to git ignore

.gitignore

@@ -1 +1,2 @@
 build/*
+.vscode

fsq.vs

@@ -0,0 +1,13 @@
+R"###(  
+#version 330 core
+layout (location = 0) in vec2 aPos;
+layout (location = 1) in vec2 aTexCoords;
+
+out vec2 TexCoords;
+
+void main()
+{
+    TexCoords = aTexCoords;
+    gl_Position = vec4(aPos.x, aPos.y, 0.0, 1.0); 
+}  
+)###";  

main.cpp

@@ -3,26 +3,14 @@
 #include <cstdio>
 #include "FullScreenQuad.hpp"
 
-float vertices[] = {
-    -0.5f, -0.5f, 0.0f,
-     0.5f, -0.5f, 0.0f,
-     0.0f,  0.5f, 0.0f
-}; 
 
+const char *vertexShaderSource =
+#include "fsq.vs"
+;
 
-const char *vertexShaderSource = "#version 330 core\n"
-    "layout (location = 0) in vec3 aPos;\n"
-    "void main()\n"
-    "{\n"
-    "   gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);\n"
-    "}\0";
-
-const char *fragmentShaderSource = "#version 330 core\n"
-    "out vec4 FragColor;\n"
-    "void main()\n"
-    "{\n"
-    "   FragColor = vec4(1.0f, 0.5f, 0.2f, 1.0f);\n"
-    "}\n\0";
+const char *fragmentShaderSource =
+#include "sdf.fs"
+;
 
 /*void framebuffer_size_callback(GLFWwindow* window, int width, int height)
 {
@@ -35,27 +23,6 @@ void processInput(GLFWwindow *window)
         glfwSetWindowShouldClose(window, true);
 }
 
-unsigned int initVBO() {
-    unsigned int VBO;
-    glGenBuffers(1, &VBO);
-    glBindBuffer(GL_ARRAY_BUFFER, VBO);
-    glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
-    return VBO;
-}
-
-unsigned int initVAO() {
-    unsigned int VAO;
-    glGenVertexArrays(1, &VAO);
-    glBindVertexArray(VAO);
-    // 2. copy our vertices array in a buffer for OpenGL to use
-    glBindBuffer(GL_ARRAY_BUFFER, initVBO());
-    glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
-    // 3. then set our vertex attributes pointers
-    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
-    glEnableVertexAttribArray(0);
-    return VAO;
-}
-
 
 unsigned int compVertexShader() {
     unsigned int vertexShader;
@@ -88,10 +55,6 @@ unsigned int compShader() {
     return shaderProgram;
 }
 
-void linkVBO() { 
-    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
-    glEnableVertexAttribArray(0); 
-}
 
 void framebuffer_size_callback(GLFWwindow* window, int width, int height)
 {
@@ -128,7 +91,6 @@ int main(int argc, char** argv) {
     glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);  
 
     unsigned int shaderProgramm = compShader();
-    unsigned int VAO = initVAO();
 
     FullScreenQuad fsq{};
 
@@ -144,7 +106,6 @@ int main(int argc, char** argv) {
 	
         glUseProgram(shaderProgramm);
 
-        glBindVertexArray(VAO);
         glDrawArrays(GL_TRIANGLES, 0, 3);
         glBindVertexArray(fsq.getVAO());	
         glDrawArrays(GL_TRIANGLES, 0, 6);

sdf.fs

@@ -0,0 +1,9 @@
+R"###(  
+#version 330 core
+out vec4 FragColor;
+
+void main()
+{
+    FragColor = vec4(1.0f, 0.5f, 0.2f, 1.0f);
+} 
+)###";