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/*
* Misc.java
* Copyright (C) 2003
*
* $Id: Misc.java,v 1.9 2006-10-31 13:06:32 salomo Exp $
*/
/*
Copyright (C) 1997-2001 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package jake2.render.lwjgl;
import jake2.Defines;
import jake2.client.VID;
import jake2.qcommon.FS;
import java.io.*;
import java.nio.FloatBuffer;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import net.java.games.jogl.GL;
import org.lwjgl.BufferUtils;
import org.lwjgl.opengl.*;
/**
* Misc
*
* @author cwei
*/
public abstract class Misc extends Image {
// /*
// ==============================================================================
//
// SCREEN SHOTS
//
// ==============================================================================
// */
//
// typedef struct _TargaHeader {
// unsigned char id_length, colormap_type, image_type;
// unsigned short colormap_index, colormap_length;
// unsigned char colormap_size;
// unsigned short x_origin, y_origin, width, height;
// unsigned char pixel_size, attributes;
// } TargaHeader;
private final static int TGA_HEADER_SIZE = 18;
/*
* ================== GL_ScreenShot_f ==================
*/
protected void GL_ScreenShot_f() {
StringBuffer sb = new StringBuffer(FS.Gamedir() + "/scrshot/jake00.tga");
FS.CreatePath(sb.toString());
File file = new File(sb.toString());
// find a valid file name
int i = 0;
int offset = sb.length() - 6;
while (file.exists() && i++ < 100) {
sb.setCharAt(offset, (char) ((i / 10) + '0'));
sb.setCharAt(offset + 1, (char) ((i % 10) + '0'));
file = new File(sb.toString());
}
if (i == 100) {
VID.Printf(Defines.PRINT_ALL, "Clean up your screenshots\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);
// change pixel alignment for reading
if (vid.width % 4 != 0) {
gl.glPixelStorei(GL.GL_PACK_ALIGNMENT, 1);
}
// OpenGL 1.2+ supports the GL_BGR color format
// check the GL_VERSION to use the TARGA BGR order if possible
// e.g.: 1.5.2 NVIDIA 66.29
if (gl_config.getOpenGLVersion() >= 1.2f) {
// read the BGR values into the image buffer
gl.glReadPixels(0, 0, vid.width, vid.height, GL12.GL_BGR,
GL.GL_UNSIGNED_BYTE, image);
} else {
// read the RGB values into the image buffer
gl.glReadPixels(0, 0, vid.width, vid.height, GL11.GL_RGB,
GL.GL_UNSIGNED_BYTE, image);
// 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);
}
}
// reset to default alignment
gl.glPixelStorei(GL.GL_PACK_ALIGNMENT, 4);
// close the file channel
ch.close();
} catch (IOException e) {
VID.Printf(Defines.PRINT_ALL, e.getMessage() + '\n');
}
VID.Printf(Defines.PRINT_ALL, "Wrote " + file + '\n');
}
/*
* * GL_SetDefaultState
*/
protected void GL_SetDefaultState() {
gl.glClearColor(1f, 0f, 0.5f, 0.5f); // original quake2
// gl.glClearColor(0, 0, 0, 0); // replaced with black
gl.glCullFace(GL11.GL_FRONT);
gl.glEnable(GL11.GL_TEXTURE_2D);
gl.glEnable(GL11.GL_ALPHA_TEST);
gl.glAlphaFunc(GL11.GL_GREATER, 0.666f);
gl.glDisable(GL11.GL_DEPTH_TEST);
gl.glDisable(GL11.GL_CULL_FACE);
gl.glDisable(GL11.GL_BLEND);
gl.glColor4f(1, 1, 1, 1);
gl.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
gl.glShadeModel(GL11.GL_FLAT);
GL_TextureMode(gl_texturemode.string);
GL_TextureAlphaMode(gl_texturealphamode.string);
GL_TextureSolidMode(gl_texturesolidmode.string);
gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER,
gl_filter_min);
gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER,
gl_filter_max);
gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S,
GL11.GL_REPEAT);
gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T,
GL11.GL_REPEAT);
gl.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
GL_TexEnv(GL11.GL_REPLACE);
if (qglPointParameterfEXT) {
// float[] attenuations = { gl_particle_att_a.value,
// gl_particle_att_b.value, gl_particle_att_c.value };
FloatBuffer att_buffer = BufferUtils.createFloatBuffer(4);
att_buffer.put(0, gl_particle_att_a.value);
att_buffer.put(1, gl_particle_att_b.value);
att_buffer.put(2, gl_particle_att_c.value);
gl.glEnable(GL11.GL_POINT_SMOOTH);
gl.glPointParameterfEXT(EXTPointParameters.GL_POINT_SIZE_MIN_EXT,
gl_particle_min_size.value);
gl.glPointParameterfEXT(EXTPointParameters.GL_POINT_SIZE_MAX_EXT,
gl_particle_max_size.value);
gl.glPointParameterEXT(
EXTPointParameters.GL_DISTANCE_ATTENUATION_EXT, att_buffer);
}
if (qglColorTableEXT && gl_ext_palettedtexture.value != 0.0f) {
gl.glEnable(EXTSharedTexturePalette.GL_SHARED_TEXTURE_PALETTE_EXT);
GL_SetTexturePalette(d_8to24table);
}
GL_UpdateSwapInterval();
/*
* vertex array extension
*/
gl.glEnableClientState(GL11.GL_VERTEX_ARRAY);
gl.glClientActiveTextureARB(GL_TEXTURE0);
gl.glEnableClientState(GL11.GL_TEXTURE_COORD_ARRAY);
}
protected void GL_UpdateSwapInterval() {
if (gl_swapinterval.modified) {
gl_swapinterval.modified = false;
if (!gl_state.stereo_enabled) {
if (qwglSwapIntervalEXT) {
// ((WGL)gl).wglSwapIntervalEXT((int)gl_swapinterval.value);
}
}
}
}
}
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