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

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

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

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/jogl/Misc.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** Misc.java	16 Jul 2004 10:11:35 -0000	1.3
--- Misc.java	25 Apr 2005 09:23:13 -0000	1.4
***************
*** 26,31 ****
--- 26,41 ----
  package jake2.render.jogl;
  
+ 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;
***************
*** 112,182 ****
  //	} 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);
! 	} 
  
  	/*
--- 122,198 ----
  //	} 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');
!  	} 
  
  	/*