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-rw-r--r--src/jake2/render/lwjgl/Draw.java416
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diff --git a/src/jake2/render/lwjgl/Draw.java b/src/jake2/render/lwjgl/Draw.java
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-/*
- * Draw.java
- * Copyright (C) 2003
- *
- * $Id: Draw.java,v 1.3 2005-11-21 21:16:58 cawe 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.Com;
-import jake2.render.image_t;
-import jake2.util.Lib;
-
-import java.awt.Dimension;
-import java.nio.ByteBuffer;
-import java.nio.IntBuffer;
-
-import org.lwjgl.BufferUtils;
-import org.lwjgl.opengl.GL11;
-
-/**
- * Draw
- * (gl_draw.c)
- *
- * @author cwei
- */
-public abstract class Draw extends Image {
-
- /*
- ===============
- Draw_InitLocal
- ===============
- */
- void Draw_InitLocal() {
- // load console characters (don't bilerp characters)
- draw_chars = GL_FindImage("pics/conchars.pcx", it_pic);
- GL_Bind(draw_chars.texnum);
- gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
- gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
- }
-
- /*
- ================
- Draw_Char
-
- Draws one 8*8 graphics character with 0 being transparent.
- It can be clipped to the top of the screen to allow the console to be
- smoothly scrolled off.
- ================
- */
- protected void Draw_Char(int x, int y, int num) {
-
- num &= 255;
-
- if ( (num&127) == 32 ) return; // space
-
- if (y <= -8) return; // totally off screen
-
- int row = num>>4;
- int col = num&15;
-
- float frow = row*0.0625f;
- float fcol = col*0.0625f;
- float size = 0.0625f;
-
- GL_Bind(draw_chars.texnum);
-
- gl.glBegin (GL11.GL_QUADS);
- gl.glTexCoord2f (fcol, frow);
- gl.glVertex2f (x, y);
- gl.glTexCoord2f (fcol + size, frow);
- gl.glVertex2f (x+8, y);
- gl.glTexCoord2f (fcol + size, frow + size);
- gl.glVertex2f (x+8, y+8);
- gl.glTexCoord2f (fcol, frow + size);
- gl.glVertex2f (x, y+8);
- gl.glEnd ();
- }
-
-
- /*
- =============
- Draw_FindPic
- =============
- */
- protected image_t Draw_FindPic(String name) {
- image_t image = null;
- String fullname;
-
- if (!name.startsWith("/") && !name.startsWith("\\"))
- {
- fullname = "pics/" + name + ".pcx";
- image = GL_FindImage(fullname, it_pic);
- } else {
- image = GL_FindImage(name.substring(1), it_pic);
- }
- return image;
- }
-
-
- /*
- =============
- Draw_GetPicSize
- =============
- */
- protected void Draw_GetPicSize(Dimension dim, String pic) {
-
- image_t image = Draw_FindPic(pic);
- dim.width = (image != null) ? image.width : -1;
- dim.height = (image != null) ? image.height : -1;
- }
-
- /*
- =============
- Draw_StretchPic
- =============
- */
- protected void Draw_StretchPic (int x, int y, int w, int h, String pic) {
-
- image_t image;
-
- image = Draw_FindPic(pic);
- if (image == null)
- {
- VID.Printf (Defines.PRINT_ALL, "Can't find pic: " + pic +'\n');
- return;
- }
-
- if (scrap_dirty)
- Scrap_Upload();
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0) ) && !image.has_alpha)
- gl.glDisable(GL11.GL_ALPHA_TEST);
-
- GL_Bind(image.texnum);
- gl.glBegin (GL11.GL_QUADS);
- gl.glTexCoord2f (image.sl, image.tl);
- gl.glVertex2f (x, y);
- gl.glTexCoord2f (image.sh, image.tl);
- gl.glVertex2f (x+w, y);
- gl.glTexCoord2f (image.sh, image.th);
- gl.glVertex2f (x+w, y+h);
- gl.glTexCoord2f (image.sl, image.th);
- gl.glVertex2f (x, y+h);
- gl.glEnd ();
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) !=0 ) ) && !image.has_alpha)
- gl.glEnable(GL11.GL_ALPHA_TEST);
- }
-
-
- /*
- =============
- Draw_Pic
- =============
- */
- protected void Draw_Pic(int x, int y, String pic)
- {
- image_t image;
-
- image = Draw_FindPic(pic);
- if (image == null)
- {
- VID.Printf(Defines.PRINT_ALL, "Can't find pic: " +pic + '\n');
- return;
- }
- if (scrap_dirty)
- Scrap_Upload();
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) ) && !image.has_alpha)
- gl.glDisable (GL11.GL_ALPHA_TEST);
-
- GL_Bind(image.texnum);
-
- gl.glBegin (GL11.GL_QUADS);
- gl.glTexCoord2f (image.sl, image.tl);
- gl.glVertex2f (x, y);
- gl.glTexCoord2f (image.sh, image.tl);
- gl.glVertex2f (x+image.width, y);
- gl.glTexCoord2f (image.sh, image.th);
- gl.glVertex2f (x+image.width, y+image.height);
- gl.glTexCoord2f (image.sl, image.th);
- gl.glVertex2f (x, y+image.height);
- gl.glEnd ();
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) ) && !image.has_alpha)
- gl.glEnable (GL11.GL_ALPHA_TEST);
- }
-
- /*
- =============
- Draw_TileClear
-
- This repeats a 64*64 tile graphic to fill the screen around a sized down
- refresh window.
- =============
- */
- protected void Draw_TileClear(int x, int y, int w, int h, String pic) {
- image_t image;
-
- image = Draw_FindPic(pic);
- if (image == null)
- {
- VID.Printf(Defines.PRINT_ALL, "Can't find pic: " + pic + '\n');
- return;
- }
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) ) && !image.has_alpha)
- gl.glDisable(GL11.GL_ALPHA_TEST);
-
- GL_Bind(image.texnum);
- gl.glBegin (GL11.GL_QUADS);
- gl.glTexCoord2f(x/64.0f, y/64.0f);
- gl.glVertex2f (x, y);
- gl.glTexCoord2f( (x+w)/64.0f, y/64.0f);
- gl.glVertex2f(x+w, y);
- gl.glTexCoord2f( (x+w)/64.0f, (y+h)/64.0f);
- gl.glVertex2f(x+w, y+h);
- gl.glTexCoord2f( x/64.0f, (y+h)/64.0f );
- gl.glVertex2f (x, y+h);
- gl.glEnd ();
-
- if ( ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) ) && !image.has_alpha)
- gl.glEnable(GL11.GL_ALPHA_TEST);
- }
-
-
- /*
- =============
- Draw_Fill
-
- Fills a box of pixels with a single color
- =============
- */
- protected void Draw_Fill(int x, int y, int w, int h, int colorIndex) {
-
- if ( colorIndex > 255)
- Com.Error(Defines.ERR_FATAL, "Draw_Fill: bad color");
-
- gl.glDisable(GL11.GL_TEXTURE_2D);
-
- int color = d_8to24table[colorIndex];
-
- gl.glColor3ub(
- (byte)((color >> 0) & 0xff), // r
- (byte)((color >> 8) & 0xff), // g
- (byte)((color >> 16) & 0xff) // b
- );
-
- gl.glBegin (GL11.GL_QUADS);
-
- gl.glVertex2f(x,y);
- gl.glVertex2f(x+w, y);
- gl.glVertex2f(x+w, y+h);
- gl.glVertex2f(x, y+h);
-
- gl.glEnd();
- gl.glColor3f(1,1,1);
- gl.glEnable(GL11.GL_TEXTURE_2D);
- }
-
- //=============================================================================
-
- /*
- ================
- Draw_FadeScreen
- ================
- */
- protected void Draw_FadeScreen() {
- gl.glEnable(GL11.GL_BLEND);
- gl.glDisable(GL11.GL_TEXTURE_2D);
- gl.glColor4f(0, 0, 0, 0.8f);
- gl.glBegin(GL11.GL_QUADS);
-
- gl.glVertex2f(0,0);
- gl.glVertex2f(vid.width, 0);
- gl.glVertex2f(vid.width, vid.height);
- gl.glVertex2f(0, vid.height);
-
- gl.glEnd();
- gl.glColor4f(1,1,1,1);
- gl.glEnable(GL11.GL_TEXTURE_2D);
- gl.glDisable(GL11.GL_BLEND);
- }
-
-// ====================================================================
-
- // allocate a 256 * 256 texture buffer
- private ByteBuffer image8 = Lib.newByteBuffer(256 * 256 * Defines.SIZE_OF_INT);
- // share the buffer
- private IntBuffer image32 = image8.asIntBuffer();
-
- /*
- =============
- Draw_StretchRaw
- =============
- */
- protected void Draw_StretchRaw (int x, int y, int w, int h, int cols, int rows, byte[] data)
- {
- int i, j, trows;
- int sourceIndex;
- int frac, fracstep;
- float hscale;
- int row;
- float t;
-
- GL_Bind(0);
-
- if (rows<=256)
- {
- hscale = 1;
- trows = rows;
- }
- else
- {
- hscale = rows/256.0f;
- trows = 256;
- }
- t = rows*hscale / 256;
-
- if ( !qglColorTableEXT )
- {
- //int[] image32 = new int[256*256];
- image32.clear();
- int destIndex = 0;
-
- for (i=0 ; i<trows ; i++)
- {
- row = (int)(i*hscale);
- if (row > rows)
- break;
- sourceIndex = cols*row;
- destIndex = i*256;
- fracstep = cols*0x10000/256;
- frac = fracstep >> 1;
- for (j=0 ; j<256 ; j++)
- {
- image32.put(destIndex + j, r_rawpalette[data[sourceIndex + (frac>>16)] & 0xff]);
- frac += fracstep;
- }
- }
- gl.glTexImage2D (GL11.GL_TEXTURE_2D, 0, gl_tex_solid_format, 256, 256, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, image32);
- }
- else
- {
- //byte[] image8 = new byte[256*256];
- image8.clear();
- int destIndex = 0;;
-
- for (i=0 ; i<trows ; i++)
- {
- row = (int)(i*hscale);
- if (row > rows)
- break;
- sourceIndex = cols*row;
- destIndex = i*256;
- fracstep = cols*0x10000/256;
- frac = fracstep >> 1;
- for (j=0 ; j<256 ; j++)
- {
- image8.put(destIndex + j, data[sourceIndex + (frac>>16)]);
- frac += fracstep;
- }
- }
-
- gl.glTexImage2D( GL11.GL_TEXTURE_2D,
- 0,
- GL_COLOR_INDEX8_EXT,
- 256, 256,
- 0,
- GL11.GL_COLOR_INDEX,
- GL11.GL_UNSIGNED_BYTE,
- image8 );
- }
- gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
- gl.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
-
- if ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) )
- gl.glDisable (GL11.GL_ALPHA_TEST);
-
- gl.glBegin (GL11.GL_QUADS);
- gl.glTexCoord2f (0, 0);
- gl.glVertex2f (x, y);
- gl.glTexCoord2f (1, 0);
- gl.glVertex2f (x+w, y);
- gl.glTexCoord2f (1, t);
- gl.glVertex2f (x+w, y+h);
- gl.glTexCoord2f (0, t);
- gl.glVertex2f (x, y+h);
- gl.glEnd ();
-
- if ( ( gl_config.renderer == GL_RENDERER_MCD ) || ( (gl_config.renderer & GL_RENDERER_RENDITION) != 0 ) )
- gl.glEnable (GL11.GL_ALPHA_TEST);
- }
-
-}
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