option to use drawtexture at compile time

using namespace android;

#define USE_DRAW_TEXTURE 1

int main(int argc, char** argv)

{

    if (argc!=2 && argc!=3) {

     glViewport(0, 0, w, h);

     glMatrixMode(GL_PROJECTION);

     glLoadIdentity();

     glOrthof(0, w, h, 0, 0, 1);

     glOrthof(0, w, 0, h, 0, 1);

     glClearColor(0,0,0,0);

     glClear(GL_COLOR_BUFFER_BIT);

     //glScissor(0,dim,dim,h-dim);

     for (int y=0 ; y<dim ; y++) {

         glLoadIdentity();

         glTranslatef(0, -y, 0);

         glClear(GL_COLOR_BUFFER_BIT);

#if USE_DRAW_TEXTURE && GL_OES_draw_texture

         glDrawTexiOES(0, y, 1, dim, dim);

#else

         glLoadIdentity();

         glTranslatef(0, y, 0);

         glEnableClientState(GL_VERTEX_ARRAY);

         glEnableClientState(GL_TEXTURE_COORD_ARRAY);

         glVertexPointer(2, GL_FLOAT, 0, vertices);

         glTexCoordPointer(2, GL_FLOAT, 0, texCoords);

         glDrawArrays(GL_TRIANGLE_FAN, 0, 4);

#endif

         if (!usePbuffer) {

             eglSwapBuffers(dpy, surface);

         }

     }

     eglTerminate(dpy);

     return 0;

}