static void
menu(int value)
{
switch (value) {
case 1:
writetiff((char *)"gears.tif", (char *)"OpenGL-rendered gears", 0, 0, W, H, COMPRESSION_LZW);
break;
case 2:
writetiff((char *)"gears.tif", (char *)"OpenGL-rendered gears", 0, 0, W, H, COMPRESSION_NONE);
break;
case 3:
writetiff((char *)"gears.tif", (char *)"OpenGL-rendered gears", 0, 0, W, H, COMPRESSION_PACKBITS);
break;
}
}
//------------------------------------------------------------------------------
void display(void)
{
glClear (GL_COLOR_BUFFER_BIT);
glEnable(GL_LIGHTING);
glEnable(GL_DEPTH_TEST);
GLfloat LightAmbient[] = { 0.4f, 0.4f, 0.4f, 1.0f};
GLfloat LightDiffuse[] = { 0.3f, 0.3f, 0.3f, 1.0f};
GLfloat LightSpecular[] = { 0.4f, 0.4f, 0.4f, 1.0f};
GLfloat LightPosition[] = { 5.0f, 5.0f, 5.0f, 1.0f};
//glClearColor(0.0,0.0,0.0,0.0);
glClearColor( 0.25, 0.25, 0.25, 0.0 );
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse);
glLightfv(GL_LIGHT0, GL_SPECULAR, LightSpecular);
glLightfv(GL_LIGHT0, GL_POSITION, LightPosition);
glEnable(GL_LIGHT0);
glShadeModel(GL_SMOOTH);
draw_spline( CUBIC_SPLINE_CATMULLROM );
draw_spline( CUBIC_SPLINE_B );
if( DRAW_ACTOR )
draw_actor();
glutSwapBuffers();
if( GENERATE_MOVIE ) {
std::string ssplinebasis;
switch( SPLINE_BASIS ) {
case CATMULL_ROM:
ssplinebasis = "crom";
break;
case B_SPLINE:
default:
ssplinebasis = "bspl";
break;
}
std::string srotfun;
switch( ROTFUN ) {
case ROTFUN_EULERANGLES:
srotfun = "euler";
break;
case ROTFUN_QUATERNION:
default:
srotfun = "quat";
break;
}
sprintf( filename, "%s_%s_%s_%.04d.tif",filetitle.c_str(), ssplinebasis.c_str(), srotfun.c_str(), frame_id );
printf( "%s\n", filename );
writetiff( filename, "movie", 0, 0, Width, Height, COMPRESSION_NONE );
}
}
int main(int argc, char **argv) {
unsigned short width, height;
unsigned char wfactor;
calc_window window;
// Set defaults
window.width = XRES;
window.height = YRES;
window.xmax = XMAX;
window.xmin = XMIN;
window.ymax = YMAX;
window.ymin = YMIN;
window.tstep = TSTEP;
window.steps = TSTEP*STEPSS;
window.tmax = TMAX;
window.offset = 0;
parse_opts(argc, argv, &window);
printf("Producing image of %dx%d...\n\n", window.width, window.height);
printf("View window:\n");
printf(" x = [%f, %f]\n", window.xmin, window.xmax);
printf(" y = [%f, %f]\n\n", window.ymin, window.ymax);
char imagedata[window.width*window.height];
if (window.xmin == -window.xmax) {
wfactor = 2;
printf("Image symmetric, only calculating half.\n");
window.xmin = 0.;
window.width = window.width/wfactor;
} else {
wfactor = 1;
}
double buffer[window.width*window.height];
printf("Allocating memory... ");
calc_params*** data;
data = allocate_data(window.width, window.height);
printf("done.\n");
char basename[255];
char tiffile[255];
char bmpfile[255];
char command[255];
double t=0.;
char endless;
if (window.tmax < 0) {
endless = 1;
printf("\nStarted calculating until the end of time\n");
} else {
endless = 0;
printf("\nStarted calculating until time is %f\n", window.tmax);
}
while (endless || t<window.tmax) {
t = window.tstep*(window.offset+1);
printf("\nFrame: %d Range: %f-%f\n", window.offset+1, window.tstep*window.offset, t);
calc_image(buffer, data, &window);
doubletochar(window.width * window.height, buffer, imagedata);
if (wfactor == 2) duplicate_data(window.width*wfactor, window.height, imagedata);
snprintf(basename, 255, "imgs/%.5d", window.offset);
snprintf(tiffile, 255, "%s.tif", basename);
snprintf(bmpfile, 255, "%s.bmp", basename);
writetiff(tiffile, window.width*wfactor, window.height, imagedata);
#ifdef FINISH
// This requires ImageMagick
printf("Converting and scaling...\n");
snprintf(command, 255, "convert -contrast -depth 24 -type truecolor -resize 50%% %s %s", tiffile, bmpfile);
execute(command);
snprintf(command, 255, "rm %s", tiffile);
execute(command);
#endif
window.offset++;
}
printf("\n%d frames written.\n", window.offset);
printf("Done enough, dozing off for bed...\n");
return EXIT_SUCCESS;
}