X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=bd927d9bb5324400254c8bdd581af10cb1a647da;hp=3c25623b0741b460ad6918b4975799a7faa7c161;hb=fc880a0c6714b7cf04a869f84419ef52f823cd01;hpb=ec80d8ef3d8a350840e9b04a37c6b1ee09270a05

diff --git a/scene.c b/scene.c
index 3c25623..bd927d9 100644
--- a/scene.c
+++ b/scene.c
@@ -184,15 +184,8 @@ void makeMenu() {
  */
 void windowReshape(int w, int h) {
   glViewport(0, 0, (GLsizei) w, (GLsizei) h);
-  glMatrixMode(GL_PROJECTION);
-  glLoadIdentity();
-  if (w <= h)
-    glFrustum(-near, far, -near*(GLfloat) h / (GLfloat) w,
-      far*(GLfloat) h / (GLfloat) w, nearClip, farClip);
-  else
-    glFrustum(-near*(GLfloat) w / (GLfloat) h,
-       far*(GLfloat) w / (GLfloat) h, near, far, nearClip, farClip);
-  glMatrixMode(GL_MODELVIEW);
+  width = w;
+  height = h;
 }
 
 /**
@@ -293,15 +286,32 @@ void motion(int x, int y) {
  */
 void display() {
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+  
+  // Redraw projection matrix
+  glMatrixMode(GL_PROJECTION);
+  glLoadIdentity();
+
+  float aspect = (float)height / (float)width;
+  if ( width > height ) aspect = (float)width / (float)height;
+
+  gluPerspective(
+    75.0,
+    aspect,
+    0.1,
+    200
+    );
+
   glMatrixMode(GL_MODELVIEW);
   glLoadIdentity();
 
   gluLookAt(
-    30.0,  30.0, 30.0,  /* eye is at (x,y,z) */
+    0.0,  0.0,  5.0,  /* eye is at (x,y,z) */
     0.0,  0.0,  0.0,  /* center is at (x,y,z) */
-    0.0,  1.0,   0.0   /* up is in postivie Y direction */
+    0.0,  1.0,  0.0   /* up is in postivie Y direction */
     );
 
+  glRotatef(75.0, 1.0, 0.0, 0.0);
+
   /* Reposition the light source. */
   lightPosition[0] = 12*cos(lightAngle);
   lightPosition[1] = lightHeight;
@@ -357,11 +367,11 @@ void init() {
 
   glLightModelfv(GL_LIGHT_MODEL_AMBIENT, glightmodel);
 
-  glMaterialfv(GL_FRONT, GL_AMBIENT, ambient);
-  glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuse);
-  glMaterialfv(GL_FRONT, GL_SPECULAR, specular);
-  glMaterialfv(GL_FRONT, GL_EMISSION, emission0);
-  glMaterialf(GL_FRONT, GL_SHININESS, shine);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, ambient);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, diffuse);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, specular);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, emission0);
+  glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shine);
 
   glEnable(GL_LIGHT0);
   glEnable(GL_LIGHTING);
@@ -400,6 +410,7 @@ int main(int argc, char **argv) {
   glDepthFunc(GL_LEQUAL);  // the type
   glEnable(GL_CULL_FACE);
   glEnable(GL_TEXTURE_2D);
+  glEnable(GL_NORMALIZE);
   glLineWidth(1.0);
 
   glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);