1.1 --- a/src/udg.cc	Mon Feb 18 05:44:17 2013 +0200
     1.2 +++ b/src/udg.cc	Mon Feb 18 06:53:44 2013 +0200
     1.3 @@ -36,12 +36,13 @@
     1.4  void destroy_rtarg(struct render_target *rt);
     1.5  
     1.6  int xsz, ysz;
     1.7 -float cam_theta, cam_phi = 25, cam_dist = 9;
     1.8 +float cam_theta, cam_phi = 25, cam_dist = 11;
     1.9  unsigned int dither_tex;
    1.10  struct render_target *rtarg;
    1.11  unsigned int post_prog, phong_prog;
    1.12  
    1.13  int opt_highres, opt_regular_render;
    1.14 +bool opt_autorot = true;
    1.15  
    1.16  
    1.17  int main(int argc, char **argv)
    1.18 @@ -130,6 +131,7 @@
    1.19  	glEnable(GL_DEPTH_TEST);
    1.20  	glEnable(GL_LIGHTING);
    1.21  	glEnable(GL_LIGHT0);
    1.22 +	glEnable(GL_LIGHT1);
    1.23  	glEnable(GL_NORMALIZE);
    1.24  
    1.25  	return true;
    1.26 @@ -168,7 +170,13 @@
    1.27  void disp()
    1.28  {
    1.29  	float ldir[] = {-1, 1, 2, 0};
    1.30 +	float ldir2[] = {0.0, 0.35, -0.9, 0};
    1.31 +
    1.32 +	float lcol[] = {1, 1, 1, 1};
    1.33 +	float lcol2[] = {0.35, 0.3, 0.15, 1};
    1.34 +
    1.35  	int xres, yres;
    1.36 +	float auto_angle = glutGet(GLUT_ELAPSED_TIME) / 100.0;
    1.37  
    1.38  	if(opt_highres) {
    1.39  		xres = xsz;
    1.40 @@ -198,11 +206,15 @@
    1.41  	glMatrixMode(GL_MODELVIEW);
    1.42  	glLoadIdentity();
    1.43  
    1.44 -	glTranslatef(0, 0, -cam_dist);
    1.45 +	glTranslatef(0, 0.8, -cam_dist);
    1.46  	glRotatef(cam_phi, 1, 0, 0);
    1.47 -	glRotatef(cam_theta, 0, 1, 0);
    1.48 +	glRotatef(opt_autorot ? auto_angle : cam_theta, 0, 1, 0);
    1.49  
    1.50  	glLightfv(GL_LIGHT0, GL_POSITION, ldir);
    1.51 +	glLightfv(GL_LIGHT0, GL_DIFFUSE, lcol);
    1.52 +
    1.53 +	glLightfv(GL_LIGHT1, GL_POSITION, ldir2);
    1.54 +	glLightfv(GL_LIGHT1, GL_DIFFUSE, lcol2);
    1.55  
    1.56  	const float blue[] = {0.4, 0.45, 1.0, 1};
    1.57  	const float white[] = {1, 1, 1, 1};
    1.58 @@ -298,6 +310,10 @@
    1.59  	case 27:
    1.60  		exit(0);
    1.61  
    1.62 +	case 'a':
    1.63 +		opt_autorot = !opt_autorot;
    1.64 +		break;
    1.65 +
    1.66  	case 'f':
    1.67  		{
    1.68  			static bool fullscreen;