headers/camera.hpp

@@ -10,7 +10,6 @@ public:
   void setRotate(float yaw, float pitch);
   glm::mat4 getView();
   glm::mat4 getProjection();
-  float aspect;
 
 private:
   void update();
@@ -21,5 +20,6 @@ private:
   float yaw;
   float pitch;
   float fov;
+  float aspect;
 };
 #endif

src/camera.cpp

@@ -3,8 +3,8 @@
 #include <glm/ext/matrix_transform.hpp>
 
 Camera::Camera(glm::vec3 pos, float yaw, float pitch, float fov, float aspect)
-    : aspect(aspect), up(glm::vec3(0, 1, 0)), pos(pos), yaw(yaw), pitch(pitch),
+    : up(glm::vec3(0, 1, 0)), pos(pos), yaw(yaw), pitch(pitch), fov(fov),
-      fov(fov) {
+      aspect(aspect) {
   update();
 }
 

src/main.cpp

@@ -2,8 +2,9 @@
 #include "camera.hpp"
 #include <GLFW/glfw3.h>
 #include <cassert>
-#include <glm/ext/matrix_transform.hpp>
 #include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+#include <glm/gtc/type_ptr.hpp>
 #include <shader.hpp>
 #include <shapes.h>
 #include <texture.hpp>
@@ -61,25 +62,26 @@ int main(void) {
 
   Camera *cam =
       new Camera(glm::vec3(0.0, 0.0, 5.0), -90.0f, 0.0f, 45.0, 800.0 / 600);
-  glfwSetWindowUserPointer(window, cam);
 
-  glEnable(GL_DEPTH_TEST);
   while (!glfwWindowShouldClose(window)) {
 
     glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
     shaderProgram->use();
+    shaderProgram->setInt("Tex0", 0);
     shaderProgram->setMat4("view", cam->getView());
     shaderProgram->setMat4("projection", cam->getProjection());
 
     glBindVertexArray(VAO);
+    glEnable(GL_DEPTH_TEST);
 
-    texture->bind(GL_TEXTURE0);
-    texture2->bind(GL_TEXTURE1);
-    glActiveTexture(GL_TEXTURE0);
     for (unsigned int i = 0; i < 10; i++) {
-      shaderProgram->setInt("tex0", i%2);
+      if (i % 2 == 0) {
+        texture->bind(GL_TEXTURE0);
+      } else {
+        texture2->bind(GL_TEXTURE0);
+      }
       glm::mat4 model = glm::mat4(1.0f);
       model = glm::translate(model, cubePositions[i]);
 
@@ -111,7 +113,4 @@ void processInput(GLFWwindow *window) {
 void framebuffer_size_callback(GLFWwindow *window, int width, int height) {
   UNUSED(window);
   glViewport(0, 0, width, height);
-  Camera *cam = (Camera *)glfwGetWindowUserPointer(window);
-  if (cam)
-    cam->aspect = (float)width/height;
 }

src/texture.cpp

@@ -25,7 +25,7 @@ Texture::Texture(GLenum type, const char *path) : type(type) {
   stbi_image_free(data);
 };
 
-Texture::~Texture() {glDeleteTextures(1, &ID);}
+Texture::~Texture() {}
 
 void Texture::bind(GLenum texture) {
   glActiveTexture(texture);