Add basic camera controls

Camera.cpp

@@ -1,13 +1,13 @@
 #include "Camera.h"
+#include "eventActions.h"
 
 #include <glm/gtc/matrix_transform.hpp>
 #include <glm/ext/matrix_transform.hpp>
 
 Camera::Camera(float fov, int width, int height) {
-    //projectionMatrix = glm::ortho(-2.0f, 2.0f, -2.0f, 2.0f, -10.f, 100.0f);
     this->fov = fov;
-    projectionMatrix = glm::perspective(this->fov/2.0f, (float)width / (float)height, 0.1f, 1000.0f);
     viewMatrix = glm::mat4(1.0f);
+    updateAspectRatio(width, height);
     updateVPM();
 }
 
@@ -20,10 +20,35 @@ void Camera::updateVPM() {
 }
 
 void Camera::updateAspectRatio(int width, int height) {
+    //projectionMatrix = glm::ortho(-2.0f, 2.0f, -2.0f, 2.0f, -10.f, 100.0f);
     projectionMatrix = glm::perspective(fov/2.0f, (float)width / (float)height, 0.1f, 1000.0f);
     updateVPM();
 }
 
-void Camera::translate(glm::vec3 vector) {
-    viewMatrix = glm::translate(viewMatrix, vector * -1.0f);
+void Camera::translate(glm::vec3 translateVector) {
+    position += translateVector;
+    viewMatrix = glm::translate(viewMatrix, translateVector * -1.0f);
+}
+
+void Camera::lookAtTarget(glm::vec3 target) {
+    viewMatrix = glm::lookAt(position, target, upVec);
+}
+
+void Camera::lookForward() {
+    viewMatrix = glm::lookAt(position, position + frontVec, upVec);
+}
+
+void Camera::updatePositionFromKeyboardInput(bool *actionCameraRegister) {
+    if(actionCameraRegister[cameraForward])
+        position += speed * frontVec;
+    if(actionCameraRegister[cameraBackward])
+        position -= speed * frontVec;
+    if(actionCameraRegister[cameraLeft])
+        position -= speed * glm::cross(frontVec, upVec);
+    if(actionCameraRegister[cameraRight])
+        position += speed * glm::cross(frontVec, upVec);
+    if(actionCameraRegister[cameraUp])
+        position += speed * upVec;
+    if(actionCameraRegister[cameraDown])
+        position -= speed * upVec;
 }