X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=8a3174282096fe9416b6b58448d0965f7f5e0cce;hp=4018b3b789be4af92ffd6db578b8d60d4793c393;hb=b021d54a5b5d5035424ab9a6ccbc4e32d1a16eca;hpb=c70db51f180efe97ad1cbb7bf9364f9e382c312e

diff --git a/scene.c b/scene.c
index 4018b3b..8a31742 100644
--- a/scene.c
+++ b/scene.c
@@ -484,8 +484,8 @@ void makeMenu() {
  * @param h New height
  */
 void windowReshape(int w, int h) {
-  GLdouble near = -10.0;
-  GLdouble far = 10.0;
+  GLdouble near = -1000.0;
+  GLdouble far = 1000.0;
 
   glViewport(0, 0, (GLsizei) w, (GLsizei) h);
   glMatrixMode(GL_PROJECTION);
@@ -556,40 +556,56 @@ motion(int x, int y)
 
 void idle() {
   angle = (int)(angle + 10) % 360;
-    //angle2 = (int)(angle2 + 10) % 360;
-    printf("Angle 1: %f, Angle 2: %f\n", angle, angle2);
-    sleep(2);
-    glutPostRedisplay();
+  //angle2 = (int)(angle2 + 10) % 360;
+  printf("Angle 1: %f, Angle 2: %f\n", angle, angle2);
+  sleep(1);
+  glutPostRedisplay();
+}
+
+
+int drawFloorRecurse = 6;
+
+void drawSquare(int recurseLevel, float x1, float y1, float x2, float y2) {
+
+  if ( drawFloorRecurse != recurseLevel ) {
+    float xm = (x1 + x2) / 2.0;
+    float ym = (y1 + y2) / 2.0;
+    int rnew = recurseLevel + 1;
+
+    // Split into four sub-quads
+    drawSquare(rnew, x1, y1, xm, ym);
+    drawSquare(rnew, x1, ym, xm, y2);
+    drawSquare(rnew, xm, ym, x2, y2);
+    drawSquare(rnew, xm, y1, x2, ym);
+
+  } else {
+    glBegin(GL_QUADS);
+      glVertex3f(x1, 0.0, y1);
+      glVertex3f(x1, 0.0, y2);
+      glVertex3f(x2, 0.0, y2);
+      glVertex3f(x2, 0.0, y1);
+    glEnd();
+  }
+
 }
 
 /**
  * Draw a floor.
  */
 void drawFloor() {
-  glDisable(GL_LIGHTING);
-
-  //if (useTexture) {
-  //  glEnable(GL_TEXTURE_2D);
-  //}
-
-  /*glBegin(GL_QUADS);
-    glTexCoord2f(0.0, 0.0);
-    glVertex3fv(floorVertices[0]);
-    glTexCoord2f(0.0, 16.0);
-    glVertex3fv(floorVertices[1]);
-    glTexCoord2f(16.0, 16.0);
-    glVertex3fv(floorVertices[2]);
-    glTexCoord2f(16.0, 0.0);
-    glVertex3fv(floorVertices[3]);
-  glEnd();*/
+ 
+drawSquare(0, -1000.0, -1000.0, 1000.0, 1000.0);
 
   /*if (useTexture) {
     glDisable(GL_TEXTURE_2D);
   }*/
 
-  glEnable(GL_LIGHTING);
 }
 
+/*void drawSquare(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) {
+  drawSquare(0, x1, y1, x2, y2);
+}*/
+
 /**
  * Display function
  */
@@ -622,7 +638,7 @@ void display() {
 
     glPushMatrix();
     
-      glTranslatef(0.0, 0.0, 0.0);
+      //glTranslatef(0.0, 0.0, 0.0);
       glutWireTeapot(30); // Draw teapot for test
     glPopMatrix();
 
@@ -650,10 +666,10 @@ void init() {
   glLoadIdentity();
 
   gluPerspective(
-     60.0,  /* field of view in degree */
-      1.0,  /* aspect ratio */ 
-      0.0,  /* Z near */
-    900.0   /* Z far */
+       60.0,  /* field of view in degree */
+        1.0,  /* aspect ratio */
+    -1000.0,  /* Z near */
+     1000.0   /* Z far */
     );    
 
   glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, 1);