(no commit message)

[atyndall/cits2231.git] / scene.c

diff --git a/scene.c b/scene.c
index af895de..73e04ee 100644 (file)
--- a/scene.c
+++ b/scene.c
@@ -484,8 +484,8 @@ void makeMenu() {
  * @param h New height\r
  */\r
 void windowReshape(int w, int h) {\r
-  GLdouble near = -10.0;\r
-  GLdouble far = 10.0;\r
+  GLdouble near = -1000.0;\r
+  GLdouble far = 1000.0;\r
 \r
   glViewport(0, 0, (GLsizei) w, (GLsizei) h);\r
   glMatrixMode(GL_PROJECTION);\r
@@ -556,10 +556,37 @@ motion(int x, int y)
 \r
 void idle() {\r
   angle = (int)(angle + 10) % 360;\r
-    angle2 = (int)(angle2 + 10) % 360;\r
-    printf("Angle 1: %d, Angle 2: %d", angle, angle2);\r
-    sleep(2);\r
-    glutPostRedisplay();\r
+  //angle2 = (int)(angle2 + 10) % 360;\r
+  printf("Angle 1: %f, Angle 2: %f\n", angle, angle2);\r
+  sleep(1);\r
+  glutPostRedisplay();\r
+}\r
+\r
+\r
+int drawFloorRecurse = 5;\r
+\r
+void drawSquare(int recurseLevel, float x1, float y1, float x2, float y2) {\r
+\r
+  if ( drawFloorRecurse != recurseLevel ) {\r
+    float xm = (x1 + x2) / 2.0;\r
+    float ym = (y1 + y2) / 2.0;\r
+    int rnew = recurseLevel + 1;\r
+\r
+    // Split into four sub-quads\r
+    drawSquare(rnew, x1, y1, xm, ym);\r
+    drawSquare(rnew, x1, ym, xm, y2);\r
+    drawSquare(rnew, xm, ym, x2, y2);\r
+    drawSquare(rnew, xm, y1, x2, ym);\r
+\r
+  } else {\r
+    glBegin(GL_QUADS);\r
+      glVertex3f(x1, 0.0, y1);\r
+      glVertex3f(x1, 0.0, y2);\r
+      glVertex3f(x2, 0.0, y2);\r
+      glVertex3f(x2, 0.0, y1);\r
+    glEnd();\r
+  }\r
+\r
 }\r
 \r
 /**\r
@@ -583,6 +610,8 @@ void drawFloor() {
     glVertex3fv(floorVertices[3]);\r
   glEnd();*/\r
 \r
+drawSquare(0, -1000.0, -1000.0, 1000.0, 1000.0);\r
+\r
   /*if (useTexture) {\r
     glDisable(GL_TEXTURE_2D);\r
   }*/\r
@@ -590,6 +619,10 @@ void drawFloor() {
   glEnable(GL_LIGHTING);\r
 }\r
 \r
+/*void drawSquare(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) {\r
+  drawSquare(0, x1, y1, x2, y2);\r
+}*/\r
+\r
 /**\r
  * Display function\r
  */\r
@@ -622,7 +655,7 @@ void display() {
 \r
     glPushMatrix();\r
     \r
-      glTranslatef(0.0, 0.0, 0.0);\r
+      //glTranslatef(0.0, 0.0, 0.0);\r
       glutWireTeapot(30); // Draw teapot for test\r
     glPopMatrix();\r
 \r
@@ -650,10 +683,10 @@ void init() {
   glLoadIdentity();\r
 \r
   gluPerspective(\r
-     60.0,  /* field of view in degree */\r
-      1.0,  /* aspect ratio */ \r
-      0.0,  /* Z near */\r
-    900.0   /* Z far */\r
+       60.0,  /* field of view in degree */\r
+        1.0,  /* aspect ratio */\r
+    -1000.0,  /* Z near */\r
+     1000.0   /* Z far */\r
     );    \r
 \r
   glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, 1);\r