- // This should be a requester to get multiplier from user
- int multiplier = 3;
- int width = fgGetInt("/sim/startup/xsize");
- int height = fgGetInt("/sim/startup/ysize");
-
- /* allocate buffer large enough to store one tile */
- GLubyte *tile = (GLubyte *)malloc(width * height * 3 * sizeof(GLubyte));
- if (!tile) {
- printf("Malloc of tile buffer failed!\n");
- return;
- }
-
- int imageWidth = multiplier*width;
- int imageHeight = multiplier*height;
-
- /* allocate buffer to hold a row of tiles */
- GLubyte *buffer
- = (GLubyte *)malloc(imageWidth * height * 3 * sizeof(GLubyte));
- if (!buffer) {
- free(tile);
- printf("Malloc of tile row buffer failed!\n");
- return;
- }
- TRcontext *tr = trNew();
- trTileSize(tr, width, height, 0);
- trTileBuffer(tr, GL_RGB, GL_UNSIGNED_BYTE, tile);
- trImageSize(tr, imageWidth, imageHeight);
- trRowOrder(tr, TR_TOP_TO_BOTTOM);
- sgFrustum *frustum = ssgGetFrustum();
- trFrustum(tr,
- frustum->getLeft(), frustum->getRight(),
- frustum->getBot(), frustum->getTop(),
- frustum->getNear(), frustum->getFar());
-
- /* Prepare ppm output file */
- while (count < 1000) {
- snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
- if ( (f = fopen(filename, "r")) == NULL )
- break;
- fclose(f);
- }
- f = fopen(filename, "wb");
- if (!f) {
- printf("Couldn't open image file: %s\n", filename);
- free(buffer);
- free(tile);
- return;
- }
- fprintf(f,"P6\n");
- fprintf(f,"# ppm-file created by %s\n", "trdemo2");
- fprintf(f,"%i %i\n", imageWidth, imageHeight);
- fprintf(f,"255\n");
-
- /* just to be safe... */
- glPixelStorei(GL_PACK_ALIGNMENT, 1);
-
- /* Because the HUD and Panel change the ViewPort we will
- * need to handle some lowlevel stuff ourselves */
- int ncols = trGet(tr, TR_COLUMNS);
- int nrows = trGet(tr, TR_ROWS);
-
- bool do_hud = fgGetBool("/sim/hud/visibility");
- GLfloat hud_col_step = 640.0 / ncols;
- GLfloat hud_row_step = 480.0 / nrows;
-
- bool do_panel = fgPanelVisible();
- GLfloat panel_col_step = current_panel->getWidth() / ncols;
- GLfloat panel_row_step = current_panel->getHeight() / nrows;
-
- /* Draw tiles */
- int more = 1;
- while (more) {
- trBeginTile(tr);
- int curColumn = trGet(tr, TR_CURRENT_COLUMN);
- int curRow = trGet(tr, TR_CURRENT_ROW);
- trRenderFrame();
- if ( do_hud )
- fgUpdateHUD( curColumn*hud_col_step, curRow*hud_row_step,
- (curColumn+1)*hud_col_step, (curRow+1)*hud_row_step );
- if (do_panel)
- current_panel->update( curColumn*panel_col_step, panel_col_step,
- curRow*panel_row_step, panel_row_step );
- more = trEndTile(tr);
-
- /* save tile into tile row buffer*/
- int curTileWidth = trGet(tr, TR_CURRENT_TILE_WIDTH);
- int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
- int bytesPerTileRow = (width) * 3*sizeof(GLubyte);
- int xOffset = curColumn * bytesPerTileRow;
- int bytesPerCurrentTileRow = (curTileWidth) * 3*sizeof(GLubyte);
- int i;
- for (i=0;i<height;i++) {
- memcpy(buffer + i*bytesPerImageRow + xOffset, /* Dest */
- tile + i*bytesPerTileRow, /* Src */
- bytesPerCurrentTileRow); /* Byte count*/
- }
-
- if (curColumn == trGet(tr, TR_COLUMNS)-1) {
- /* write this buffered row of tiles to the file */
- int curTileHeight = trGet(tr, TR_CURRENT_TILE_HEIGHT);
- int bytesPerImageRow = imageWidth * 3*sizeof(GLubyte);
- int i;
- for (i=0;i<curTileHeight;i++) {
- /* Remember, OpenGL images are bottom to top. Have to reverse. */
- GLubyte *rowPtr = buffer + (curTileHeight-1-i) * bytesPerImageRow;
- fwrite(rowPtr, 1, imageWidth*3, f);
- }
- }
-
- }
-
- fgReshape( width, height );
-
- trDelete(tr);
-
- fclose(f);
-
- message = "Snap shot saved to ";
- message += filename;
- mkDialog (message.c_str());
-
- free(tile);
- free(buffer);
-
- // message = "Snap shot saved to ";
- // message += filename;
- // mkDialog (message.c_str());
-
- delete [] filename;
-
- if( show_menu )
- guiToggleMenu();
-
- if ( show_pu_cursor ) {
- puShowCursor();
- }
-
- if(!freeze)
- globals->set_freeze( false );
-}
-#endif // #if defined( TR_HIRES_SNAP)
-
-
-#if defined( WIN32 ) && !defined( __CYGWIN__)
-
-static void rotateView( double roll, double pitch, double yaw )
-{
- // rotate view
-}
-
-static GlBitmap *b1 = NULL;
-extern FGInterface cur_view_fdm;
-GLubyte *hiResScreenCapture( int multiplier )
-{
- float oldfov = fgGetDouble("/sim/field-of-view");
- float fov = oldfov / multiplier;
- FGViewer *v = globals->get_current_view();
- fgSetDouble("/sim/field-of-view", fov);
- fgInitVisuals();
- int cur_width = fgGetInt("/sim/startup/xsize");
- int cur_height = fgGetInt("/sim/startup/ysize");
- if (b1) delete( b1 );
- // New empty (mostly) bitmap
- b1 = new GlBitmap( GL_RGB, 1, 1, (unsigned char *)"123" );
- int x,y;
- for ( y = 0; y < multiplier; y++ ) {
- for ( x = 0; x < multiplier; x++ ) {
- fgReshape( cur_width, cur_height );
- // pan to tile
- rotateView( 0, (y*fov)-((multiplier-1)*fov/2), (x*fov)-((multiplier-1)*fov/2) );
- fgRenderFrame();
- // restore view
- GlBitmap b2;
- b1->copyBitmap( &b2, cur_width*x, cur_height*y );
- }
- }
- fgSetDouble("/sim/field-of-view", oldfov);
- return b1->getBitmap();
-}
-#endif
-
-
-#if defined( WIN32 ) && !defined( __CYGWIN__)
-// win32 print screen function
-void printScreen ( puObject *obj ) {
- bool show_pu_cursor = false;
- TurnCursorOff();
- if ( !puCursorIsHidden() ) {
- show_pu_cursor = true;
- puHideCursor();
- }
- BusyCursor( 0 );
- mainMenuBar->hide();
-
- CGlPrinter p( CGlPrinter::PRINT_BITMAP );
- int cur_width = fgGetInt("/sim/startup/xsize");
- int cur_height = fgGetInt("/sim/startup/ysize");
- p.Begin( "FlightGear", cur_width*3, cur_height*3 );
- p.End( hiResScreenCapture(3) );
-
- if( gui_menu_on ) {
- mainMenuBar->reveal();
- }
- BusyCursor(1);
- if ( show_pu_cursor ) {
- puShowCursor();
- }
- TurnCursorOn();
-}
-#endif // #ifdef WIN32
-
-
-void dumpSnapShot ( puObject *obj ) {
- fgDumpSnapShot();
-}
-
-
-void dumpHiResSnapShot ( puObject *obj ) {
- fgHiResDump();
-}
-
-
-// do a screen snap shot
-void fgDumpSnapShot () {
- bool show_pu_cursor = false;
- char *filename = new char [24];
- string message;
- static int count = 1;
-
- int freeze = globals->get_freeze();
- if(!freeze)
- globals->set_freeze( true );
-
- mainMenuBar->hide();
- TurnCursorOff();
- if ( !puCursorIsHidden() ) {
- show_pu_cursor = true;
- puHideCursor();
- }
-
- fgInitVisuals();
- fgReshape( fgGetInt("/sim/startup/xsize"),
- fgGetInt("/sim/startup/ysize") );
-
- // we need two render frames here to clear the menu and cursor
- // ... not sure why but doing an extra fgRenderFrame() shouldn't
- // hurt anything
- fgRenderFrame();
- fgRenderFrame();
-
- while (count < 1000) {
- FILE *fp;
- snprintf(filename, 24, "fgfs-screen-%03d.ppm", count++);
- if ( (fp = fopen(filename, "r")) == NULL )
- break;
- fclose(fp);
- }