[Jake2-commits] jake2/src/jake2/render/fastjogl Misc.java,1.3,1.4

[Carsten W. <ca...@us...>]

Update of /cvsroot/jake2/jake2/src/jake2/render/fastjogl
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv994/src/jake2/render/fastjogl

Modified Files:
	Misc.java 
Log Message:
screenshot function for (fast)jogl drivers.
Needs a callback mechanism and a sliced buffer. 

Index: Misc.java
===================================================================
RCS file: /cvsroot/jake2/jake2/src/jake2/render/fastjogl/Misc.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** Misc.java	22 Sep 2004 19:22:10 -0000	1.3
--- Misc.java	25 Apr 2005 09:23:14 -0000	1.4
***************
*** 26,31 ****
--- 26,41 ----
  package jake2.render.fastjogl;
  
+ import java.io.File;
+ import java.io.RandomAccessFile;
+ import java.nio.ByteBuffer;
+ import java.nio.MappedByteBuffer;
+ import java.nio.channels.FileChannel;
+ 
+ import org.lwjgl.opengl.GL11;
+ 
  import jake2.Defines;
  import jake2.client.VID;
+ import jake2.qcommon.FS;
+ import jake2.qcommon.xcommand_t;
  import net.java.games.jogl.GL;
  import net.java.games.jogl.WGL;
***************
*** 99,169 ****
  	//		unsigned char	pixel_size, attributes;
  	//	} TargaHeader;
  
! 	/* 
! 	================== 
! 	GL_ScreenShot_f
! 	================== 
! 	*/
  	void GL_ScreenShot_f() {
! 		//		byte		*buffer;
! 		//		char		picname[80]; 
! 		//		char		checkname[MAX_OSPATH];
! 		//		int			i, c, temp;
! 		//		FILE		*f;
! 		//
! 		//		// create the scrnshots directory if it doesn't exist
! 		//		Com_sprintf (checkname, sizeof(checkname), "%s/scrnshot", ri.FS_Gamedir());
! 		//		Sys_Mkdir (checkname);
! 		//
! 		//// 
! 		////	   find a file name to save it to 
! 		//// 
! 		//		strcpy(picname,"quake00.tga");
! 		//
! 		//		for (i=0 ; i<=99 ; i++) 
! 		//		{ 
! 		//			picname[5] = i/10 + '0'; 
! 		//			picname[6] = i%10 + '0'; 
! 		//			Com_sprintf (checkname, sizeof(checkname), "%s/scrnshot/%s", ri.FS_Gamedir(), picname);
! 		//			f = fopen (checkname, "r");
! 		//			if (!f)
! 		//				break;	// file doesn't exist
! 		//			fclose (f);
! 		//		} 
! 		//		if (i==100) 
! 		//		{
! 		//			VID.Printf (PRINT_ALL, "SCR_ScreenShot_f: Couldn't create a file\n"); 
! 		//			return;
! 		//		}
! 		//
! 		//
! 		//		buffer = malloc(vid.width*vid.height*3 + 18);
! 		//		memset (buffer, 0, 18);
! 		//		buffer[2] = 2;		// uncompressed type
! 		//		buffer[12] = vid.width&255;
! 		//		buffer[13] = vid.width>>8;
! 		//		buffer[14] = vid.height&255;
! 		//		buffer[15] = vid.height>>8;
! 		//		buffer[16] = 24;	// pixel size
! 		//
! 		//		qglReadPixels (0, 0, vid.width, vid.height, GL_RGB, GL_UNSIGNED_BYTE, buffer+18 ); 
! 		//
! 		//		// swap rgb to bgr
! 		//		c = 18+vid.width*vid.height*3;
! 		//		for (i=18 ; i<c ; i+=3)
! 		//		{
! 		//			temp = buffer[i];
! 		//			buffer[i] = buffer[i+2];
! 		//			buffer[i+2] = temp;
! 		//		}
! 		//
! 		//		f = fopen (checkname, "rw");
! 		//		fwrite (buffer, 1, c, f);
! 		//		fclose (f);
! 		//
! 		//		free (buffer);
! 		//		VID.Printf (PRINT_ALL, "Wrote %s\n", picname);
  	}
  
  	/*
  	** GL_Strings_f
--- 109,187 ----
  	//		unsigned char	pixel_size, attributes;
  	//	} TargaHeader;
+ 	
+ 	private final static int TGA_HEADER_SIZE = 18;
  
! 	/**
! 	 * GL_ScreenShot_f
! 	 */
  	void GL_ScreenShot_f() {
! 		if (contextInUse) {
! 			screenshot_f();
! 		} else {
! 			updateScreen(screenshotCall);
! 		}
  	}
  
+ 	private xcommand_t screenshotCall = new xcommand_t() {
+ 		public void execute() {
+ 			screenshot_f();
+ 		}
+ 	};
+ 	
+ 	private void screenshot_f() {
+ 	    FS.CreatePath(FS.Gamedir() + "/scrshot/jake00.tga");
+ 	    File file = new File(FS.Gamedir() + "/scrshot/jake00.tga");
+ 	    // find a valid file name
+ 	    int i = 0;
+ 	    while (file.exists() && i++ < 100) {
+ 	        file = new File(FS.Gamedir() + "/scrshot/jake" + (i/10) + (i%10) + ".tga");
+         }
+ 	    if (i == 100) {
+ 		    VID.Printf(Defines.PRINT_ALL, "Couldn't create a new screenshot file\n");
+ 		    return;
+ 	    }
+ 	    
+ 	    try {
+ 	        RandomAccessFile out = new RandomAccessFile(file, "rw");
+ 	        FileChannel ch = out.getChannel();
+ 	        int fileLength = TGA_HEADER_SIZE + vid.width * vid.height * 3;
+ 	        out.setLength(fileLength);
+ 	        MappedByteBuffer image = ch.map(FileChannel.MapMode.READ_WRITE, 0,
+ 	                fileLength);
+ 	        
+ 	        // write the TGA header
+ 	        image.put(0, (byte) 0).put(1, (byte) 0);
+ 	        image.put(2, (byte) 2); // uncompressed type
+ 	        image.put(12, (byte) (vid.width & 0xFF)); // vid.width
+ 	        image.put(13, (byte) (vid.width >> 8)); // vid.width
+ 	        image.put(14, (byte) (vid.height & 0xFF)); // vid.height
+ 	        image.put(15, (byte) (vid.height >> 8)); // vid.height
+ 	        image.put(16, (byte) 24); // pixel size
+ 	        
+ 	        // go to image data position
+ 	        image.position(TGA_HEADER_SIZE);
+ 	        // jogl needs a sliced buffer
+ 	        ByteBuffer rgb = image.slice();
+ 	        // read the RGB values into the image buffer
+ 	        gl.glReadPixels(0, 0, vid.width, vid.height, GL11.GL_RGB,
+ 	                GL11.GL_UNSIGNED_BYTE, rgb);
+ 	        
+ 	        // flip RGB to BGR
+ 	        byte tmp;
+ 	        for (i = TGA_HEADER_SIZE; i < fileLength; i += 3) {
+ 	            tmp = image.get(i);
+ 	            image.put(i, image.get(i + 2));
+ 	            image.put(i + 2, tmp);
+ 	        }
+ 	        // close the file channel
+ 	        ch.close();
+ 	    } catch (Exception e) {
+ 	        // TODO Auto-generated catch block
+ 	        e.printStackTrace();
+ 	    }
+ 
+ 	    VID.Printf(Defines.PRINT_ALL, "Wrote " + file + '\n');
+  	} 
+ 	
  	/*
  	** GL_Strings_f