- * Recursive function to draw a square by drawing smaller and smaller
- * divisions of the square, determined by drawFloorRecurse.
- * @param recurseLevel Current level of recursion, only pass 0
- * @param x1 top-left x
- * @param z1 top-left z
- * @param x2 bottom-left x
- * @param z2 bottom-left z
- */
-void drawSquare(int recurseLevel, float x1, float z1, float x2, float z2) {
-/*
- if ( drawFloorRecurse != recurseLevel ) {
- // Calculate middle points
- float xm = (x1 + x2) / 2.0;
- float zm = (z1 + z2) / 2.0;
-
- // Increment recursion level
- int rnew = recurseLevel + 1;
-
- // Split into four sub-quads
- drawSquare(rnew, x1, z1, xm, zm);
- drawSquare(rnew, x1, zm, xm, z2);
- drawSquare(rnew, xm, zm, x2, z2);
- drawSquare(rnew, xm, z1, x2, zm);
-
- } else {
- // Draw square.
- // **NOTE: Is the polygon facing in the right direction?
-
- float xm = (x1 + x2) / 2.0;
- drawSquare(recurseLevel, )
-
- glBegin(GL_QUADS);
- glNormal3f(0,1,0);
- glVertex3f(x1, 0.0, z1);
- glVertex3f(x1, 0.0, z2);
- glVertex3f(x2, 0.0, z2);
- glVertex3f(x2, 0.0, z1);
- glEnd();
- }*/
-
- unsigned int GridSizeX = 100;
- unsigned int GridSizeY = 100;
- unsigned int SizeX = 2;
- unsigned int SizeY = 2;
-
-
- for (unsigned int x =0;x<GridSizeX;++x)
- for (unsigned int y =0;y<GridSizeY;++y)
- {
- if ((x+y)%2) //modulo 2
- glColor3f(1.0f,1.0f,1.0f); //white
- else
- glColor3f(0.0f,0.0f,0.0f); //black
-glBegin(GL_QUADS);
-
- glVertex3f((x+1)*SizeX,0.0, (y+1)*SizeY);
- glVertex3f( x*SizeX,0.0, (y+1)*SizeY);
- glVertex3f( x*SizeX,0.0, y*SizeY);
- glVertex3f((x+1)*SizeX,0.0, y*SizeY);
-glEnd();
- }
-
-
-}
-
-/**
- * Draw a floor by calling the drawSquare recursion