X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=scene.c;h=c176af02f86d3b493fb71498812d7dc3d9b97275;hb=30b986be5a99a2d26d14566be7902af2acd124c0;hp=f8fc31c155a6ad62dcf60f0b60c80123bad76662;hpb=5ef584fc571c5d86216d8e45d9192d90dc3d023d;p=atyndall%2Fcits2231.git

diff --git a/scene.c b/scene.c
index f8fc31c..c176af0 100644
--- a/scene.c
+++ b/scene.c
@@ -463,8 +463,12 @@ void makeMenu() {
  * @param w New width
  * @param h New height
  */
-void windowReshape(int w, int h) {
-
+void windowReshape(int width, int height) {
+  glViewport(0, 0, (GLsizei)width, (GLsizei)height); // Set our viewport to the size of our window
+  glMatrixMode(GL_PROJECTION); // Switch to the projection matrix so that we can manipulate how our scene is viewed
+  glLoadIdentity(); // Reset the projection matrix to the identity matrix so that we don't get any artifacts (cleaning up)
+  gluPerspective(60, (GLfloat)width / (GLfloat)height, 0.1, 1000.0); // Set the Field of view angle (in degrees), the aspect ratio of our window, and the new and far planes
+  glMatrixMode(GL_MODELVIEW); // Switch back to the model view matrix, so that we can start drawing shapes correctly
 }
 
 /**
@@ -485,9 +489,11 @@ void display() {
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    glLoadIdentity();
 
-   glTranslatef(-1.5f, 0.0f, -6.0f);
+   glTranslatef(0.0f,0.0f,-6.0f);                 // Move Left 1.5 Units And Into The Screen 6.0
+
 
    glBegin(GL_QUADS);
+     glColor3f(1.0f,0.0f,0.0f);     // Set The Color To Red
      glVertex3f(-1.0f, 1.0f, 0.0f); // Top left
      glVertex3f( 1.0f, 1.0f, 0.0f); // Top Right
      glVertex3f( 1.0f,-1.0f, 0.0f); // Bottom Right
@@ -521,10 +527,18 @@ int main(int argc, char **argv) {
     glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);
     glutInitWindowSize(500, 500);
     glutCreateWindow("Scene Editor");
+
+    glShadeModel(GL_SMOOTH);                        // Enables Smooth Shading
+    glClearColor(0.0f, 0.0f, 0.0f, 0.0f);                   // Black Background
+    glClearDepth(1.0f);                         // Depth Buffer Setup
+    glEnable(GL_DEPTH_TEST);                        // Enables Depth Testing
+    glDepthFunc(GL_LEQUAL);                         // The Type Of Depth Test To Do
+
+    glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);          // Really Nice Perspective Calculations
+
     glutReshapeFunc(windowReshape);
     glutDisplayFunc(display);
     glutMouseFunc(mouse);
-    glEnable(GL_DEPTH_TEST); // Enable hidden surface removal
 
     makeMenu();
     glutMainLoop();