From a86f44c718a8fac9c052c651b5e8a0180e8f8291 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BAlio=20Pinto?= <pinto.julioj03@gmail.com>
Date: Mon, 27 May 2024 17:47:53 +0100
Subject: [PATCH] stuff

---
 engine/include/frustsum.hpp | 25 +++++++++++++++++++++++++
 engine/src/frustsum.cpp     |  4 +++-
 engine/src/main.cpp         |  2 +-
 imgui.ini                   |  4 ++--
 4 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/engine/include/frustsum.hpp b/engine/include/frustsum.hpp
index 37b4c13..11ba334 100644
--- a/engine/include/frustsum.hpp
+++ b/engine/include/frustsum.hpp
@@ -4,6 +4,7 @@
 #include <math.h>
 #include <iostream>
 #include <glm/glm.hpp>
+#include <GL/freeglut.h>
 #include "Window.hpp"
 #include "Camera.hpp"
 
@@ -29,6 +30,19 @@ struct Plane {
     }
 
 
+    void drawPlane() {
+        // Draw the plane
+        glBegin(GL_QUADS);
+        glNormal3f(normal.x, normal.y, normal.z);
+        glVertex3f(point.x + 1000, point.y, point.z + 1000);
+        glVertex3f(point.x + 1000, point.y, point.z - 1000);
+        glVertex3f(point.x - 1000, point.y, point.z - 1000);
+        glVertex3f(point.x - 1000, point.y, point.z + 1000);
+        glEnd();
+    }
+
+
+
 };
 
 struct Frustsum {
@@ -61,6 +75,17 @@ struct Frustsum {
         bottomFace.printPlane();
     }
 
+    void drawFrustsum() {
+        if (on) {
+            nearFace.drawPlane();
+            farFace.drawPlane();
+            rightFace.drawPlane();
+            leftFace.drawPlane();
+            topFace.drawPlane();
+            bottomFace.drawPlane();
+        }
+    }
+
 };
 
 
diff --git a/engine/src/frustsum.cpp b/engine/src/frustsum.cpp
index 9b32bae..0a83019 100644
--- a/engine/src/frustsum.cpp
+++ b/engine/src/frustsum.cpp
@@ -16,7 +16,7 @@ Frustsum::Frustsum(const Camera& cam, float ratio, bool on) {
     }
 
     float aspect = ratio;
-    glm::vec3 front = glm::normalize(cam.lookAt - cam.position);
+    glm::vec3 front = cam.forward;
     float fovRadians = glm::radians(static_cast<float>(cam.fov));
 
     float halfHSide = cam.far * tanf(fovRadians * 0.5f);
@@ -51,6 +51,8 @@ Frustsum::Frustsum(const Camera& cam, float ratio, bool on) {
     leftFace = { leftNormal, leftPoint };
     topFace = { topNormal, topPoint };
     bottomFace = { bottomNormal, bottomPoint };
+
+    drawFrustsum();
 }
 
 
diff --git a/engine/src/main.cpp b/engine/src/main.cpp
index fecfae8..17b0d0e 100644
--- a/engine/src/main.cpp
+++ b/engine/src/main.cpp
@@ -229,7 +229,7 @@ void renderScene(void) {
             lookat.x , lookat.y, lookat.z,
             camera.up.x, camera.up.y, camera.up.z);
 
-  Frustsum frustsum = Frustsum(camera, glutGet(GLUT_WINDOW_WIDTH) / glutGet(GLUT_WINDOW_HEIGHT), culling);
+  Frustsum frustsum = Frustsum(c.camera, c.window.width / c.window.height, culling);
 
   fillMode();
   drawAxis();
diff --git a/imgui.ini b/imgui.ini
index b89c56b..d760deb 100644
--- a/imgui.ini
+++ b/imgui.ini
@@ -6,12 +6,12 @@ Collapsed=0
 [Window][Infos]
 Pos=15,18
 Size=325,139
-Collapsed=0
+Collapsed=1
 
 [Window][Options]
 Pos=15,169
 Size=312,124
-Collapsed=0
+Collapsed=1
 
 [Window][Models]
 Pos=17,306