mirror of https://git.code.sf.net/p/quake/newtree
535 lines
13 KiB
C
535 lines
13 KiB
C
/*
|
|
gl_rmisc.c
|
|
|
|
(description)
|
|
|
|
Copyright (C) 1996-1997 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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
|
|
#include "bothdefs.h" // needed by: common.h, net.h, client.h
|
|
|
|
#include "bspfile.h" // needed by: glquake.h
|
|
#include "vid.h"
|
|
#include "sys.h"
|
|
#include "zone.h" // needed by: client.h, gl_model.h
|
|
#include "mathlib.h" // needed by: protocol.h, render.h, client.h,
|
|
// modelgen.h, glmodel.h
|
|
#include "wad.h"
|
|
#include "draw.h"
|
|
#include "cvar.h"
|
|
#include "net.h" // needed by: client.h
|
|
#include "protocol.h" // needed by: client.h
|
|
#include "cmd.h"
|
|
#include "sbar.h"
|
|
#include "render.h" // needed by: client.h, gl_model.h, glquake.h
|
|
#include "client.h" // need cls in this file
|
|
#include "model.h" // needed by: glquake.h
|
|
#include "console.h"
|
|
#include "glquake.h"
|
|
|
|
qboolean VID_Is8bit(void);
|
|
extern void R_InitBubble();
|
|
|
|
qboolean allowskybox; // allow skyboxes? --KB
|
|
|
|
/*
|
|
==================
|
|
R_InitTextures
|
|
==================
|
|
*/
|
|
void R_InitTextures (void)
|
|
{
|
|
int x,y, m;
|
|
byte *dest;
|
|
|
|
// create a simple checkerboard texture for the default
|
|
r_notexture_mip = Hunk_AllocName (sizeof(texture_t) + 16*16+8*8+4*4+2*2, "notexture");
|
|
|
|
r_notexture_mip->width = r_notexture_mip->height = 16;
|
|
r_notexture_mip->offsets[0] = sizeof(texture_t);
|
|
r_notexture_mip->offsets[1] = r_notexture_mip->offsets[0] + 16*16;
|
|
r_notexture_mip->offsets[2] = r_notexture_mip->offsets[1] + 8*8;
|
|
r_notexture_mip->offsets[3] = r_notexture_mip->offsets[2] + 4*4;
|
|
|
|
for (m=0 ; m<4 ; m++)
|
|
{
|
|
dest = (byte *)r_notexture_mip + r_notexture_mip->offsets[m];
|
|
for (y=0 ; y< (16>>m) ; y++)
|
|
for (x=0 ; x< (16>>m) ; x++)
|
|
{
|
|
if ( (y< (8>>m) ) ^ (x< (8>>m) ) )
|
|
*dest++ = 0;
|
|
else
|
|
*dest++ = 0xff;
|
|
}
|
|
}
|
|
}
|
|
|
|
byte dottexture[8][8] =
|
|
{
|
|
{0,1,1,0,0,0,0,0},
|
|
{1,1,1,1,0,0,0,0},
|
|
{1,1,1,1,0,0,0,0},
|
|
{0,1,1,0,0,0,0,0},
|
|
{0,0,0,0,0,0,0,0},
|
|
{0,0,0,0,0,0,0,0},
|
|
{0,0,0,0,0,0,0,0},
|
|
{0,0,0,0,0,0,0,0},
|
|
};
|
|
void R_InitParticleTexture (void)
|
|
{
|
|
int x,y;
|
|
byte data[8][8][4];
|
|
|
|
//
|
|
// particle texture
|
|
//
|
|
particletexture = texture_extension_number++;
|
|
GL_Bind(particletexture);
|
|
|
|
for (x=0 ; x<8 ; x++)
|
|
{
|
|
for (y=0 ; y<8 ; y++)
|
|
{
|
|
data[y][x][0] = 255;
|
|
data[y][x][1] = 255;
|
|
data[y][x][2] = 255;
|
|
data[y][x][3] = dottexture[x][y]*255;
|
|
}
|
|
}
|
|
glTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 8, 8, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
|
|
|
|
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
|
|
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_Envmap_f
|
|
|
|
Grab six views for environment mapping tests
|
|
===============
|
|
*/
|
|
void R_Envmap_f (void)
|
|
{
|
|
byte buffer[256*256*4];
|
|
|
|
glDrawBuffer (GL_FRONT);
|
|
glReadBuffer (GL_FRONT);
|
|
envmap = true;
|
|
|
|
r_refdef.vrect.x = 0;
|
|
r_refdef.vrect.y = 0;
|
|
r_refdef.vrect.width = 256;
|
|
r_refdef.vrect.height = 256;
|
|
|
|
r_refdef.viewangles[0] = 0;
|
|
r_refdef.viewangles[1] = 0;
|
|
r_refdef.viewangles[2] = 0;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env0.rgb", buffer, sizeof(buffer));
|
|
|
|
r_refdef.viewangles[1] = 90;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env1.rgb", buffer, sizeof(buffer));
|
|
|
|
r_refdef.viewangles[1] = 180;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env2.rgb", buffer, sizeof(buffer));
|
|
|
|
r_refdef.viewangles[1] = 270;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env3.rgb", buffer, sizeof(buffer));
|
|
|
|
r_refdef.viewangles[0] = -90;
|
|
r_refdef.viewangles[1] = 0;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env4.rgb", buffer, sizeof(buffer));
|
|
|
|
r_refdef.viewangles[0] = 90;
|
|
r_refdef.viewangles[1] = 0;
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
R_RenderView ();
|
|
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
|
|
COM_WriteFile ("env5.rgb", buffer, sizeof(buffer));
|
|
|
|
envmap = false;
|
|
glDrawBuffer (GL_BACK);
|
|
glReadBuffer (GL_BACK);
|
|
GL_EndRendering ();
|
|
}
|
|
|
|
/*
|
|
R_LoadSky_f
|
|
*/
|
|
void
|
|
R_LoadSky_f (void)
|
|
{
|
|
if (Cmd_Argc () != 2)
|
|
{
|
|
Con_Printf ("loadsky <name> : load a skybox\n");
|
|
return;
|
|
}
|
|
|
|
R_LoadSkys (Cmd_Argv(1));
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
R_Init
|
|
===============
|
|
*/
|
|
void R_Init (void)
|
|
{
|
|
allowskybox = false; // server will decide if this is allowed --KB
|
|
|
|
Cmd_AddCommand ("timerefresh", R_TimeRefresh_f);
|
|
Cmd_AddCommand ("envmap", R_Envmap_f);
|
|
Cmd_AddCommand ("pointfile", R_ReadPointFile_f);
|
|
Cmd_AddCommand ("loadsky", R_LoadSky_f);
|
|
|
|
r_norefresh = Cvar_Get("r_norefresh", "0", CVAR_NONE, "None");
|
|
r_lightmap = Cvar_Get("r_lightmap", "0", CVAR_NONE, "None");
|
|
r_fullbright = Cvar_Get("r_fullbright", "0", CVAR_NONE, "None");
|
|
r_drawentities = Cvar_Get("r_drawentities", "1", CVAR_NONE, "None");
|
|
r_drawviewmodel = Cvar_Get("r_drawviewmodel", "1", CVAR_NONE, "None");
|
|
r_shadows = Cvar_Get("r_shadows", "0", CVAR_NONE, "None");
|
|
r_mirroralpha = Cvar_Get("r_mirroralpha", "1", CVAR_NONE, "None");
|
|
r_wateralpha = Cvar_Get("r_wateralpha", "1", CVAR_NONE, "None");
|
|
r_dynamic = Cvar_Get("r_dynamic", "1", CVAR_NONE, "None");
|
|
r_novis = Cvar_Get("r_novis", "0", CVAR_NONE, "None");
|
|
r_speeds = Cvar_Get("r_speeds", "0", CVAR_NONE, "None");
|
|
r_netgraph = Cvar_Get("r_netgraph", "0", CVAR_NONE, "None");
|
|
|
|
gl_clear = Cvar_Get("gl_clear", "1", CVAR_NONE, "None");
|
|
gl_texsort = Cvar_Get("gl_texsort", "1", CVAR_NONE, "None");
|
|
|
|
if (gl_mtexable)
|
|
gl_texsort->value = 0.0;
|
|
|
|
gl_cull = Cvar_Get("gl_cull", "1", CVAR_NONE, "None");
|
|
gl_smoothmodels = Cvar_Get("gl_smoothmodels", "1", CVAR_NONE, "None");
|
|
gl_affinemodels = Cvar_Get("gl_affinemodels", "0", CVAR_NONE, "None");
|
|
gl_polyblend = Cvar_Get("gl_polyblend", "1", CVAR_NONE, "None");
|
|
gl_flashblend = Cvar_Get("gl_flashblend", "0", CVAR_NONE, "None");
|
|
gl_playermip = Cvar_Get("gl_playermip", "0", CVAR_NONE, "None");
|
|
gl_nocolors = Cvar_Get("gl_nocolors", "0", CVAR_NONE, "None");
|
|
gl_finish = Cvar_Get("gl_finish", "0", CVAR_NONE, "None");
|
|
|
|
gl_keeptjunctions = Cvar_Get("gl_keeptjunctions", "1", CVAR_NONE, "None");
|
|
gl_reporttjunctions = Cvar_Get("gl_reporttjunctions", "0", CVAR_NONE, "None");
|
|
|
|
r_skyname = Cvar_Get("r_skyname", "none", CVAR_NONE,
|
|
"name of the current skybox");
|
|
|
|
R_InitBubble();
|
|
|
|
R_InitParticles ();
|
|
R_InitParticleTexture ();
|
|
|
|
netgraphtexture = texture_extension_number;
|
|
texture_extension_number++;
|
|
|
|
playertextures = texture_extension_number;
|
|
texture_extension_number += MAX_CLIENTS;
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_TranslatePlayerSkin
|
|
|
|
Translates a skin texture by the per-player color lookup
|
|
===============
|
|
*/
|
|
void R_TranslatePlayerSkin (int playernum)
|
|
{
|
|
int top, bottom;
|
|
byte translate[256];
|
|
unsigned translate32[256];
|
|
int i, j;
|
|
byte *original;
|
|
unsigned pixels[512*256], *out;
|
|
unsigned scaled_width, scaled_height;
|
|
int inwidth, inheight;
|
|
int tinwidth, tinheight;
|
|
byte *inrow;
|
|
unsigned frac, fracstep;
|
|
player_info_t *player;
|
|
extern byte player_8bit_texels[320*200];
|
|
char s[512];
|
|
|
|
GL_DisableMultitexture();
|
|
|
|
player = &cl.players[playernum];
|
|
if (!player->name[0])
|
|
return;
|
|
|
|
strcpy(s, Info_ValueForKey(player->userinfo, "skin"));
|
|
COM_StripExtension(s, s);
|
|
if (player->skin && !stricmp(s, player->skin->name))
|
|
player->skin = NULL;
|
|
|
|
if (player->_topcolor != player->topcolor ||
|
|
player->_bottomcolor != player->bottomcolor || !player->skin) {
|
|
player->_topcolor = player->topcolor;
|
|
player->_bottomcolor = player->bottomcolor;
|
|
|
|
top = player->topcolor;
|
|
bottom = player->bottomcolor;
|
|
top = (top < 0) ? 0 : ((top > 13) ? 13 : top);
|
|
bottom = (bottom < 0) ? 0 : ((bottom > 13) ? 13 : bottom);
|
|
top *= 16;
|
|
bottom *= 16;
|
|
|
|
for (i=0 ; i<256 ; i++)
|
|
translate[i] = i;
|
|
|
|
for (i=0 ; i<16 ; i++)
|
|
{
|
|
if (top < 128) // the artists made some backwards ranges. sigh.
|
|
translate[TOP_RANGE+i] = top+i;
|
|
else
|
|
translate[TOP_RANGE+i] = top+15-i;
|
|
|
|
if (bottom < 128)
|
|
translate[BOTTOM_RANGE+i] = bottom+i;
|
|
else
|
|
translate[BOTTOM_RANGE+i] = bottom+15-i;
|
|
}
|
|
|
|
//
|
|
// locate the original skin pixels
|
|
//
|
|
// real model width
|
|
tinwidth = 296;
|
|
tinheight = 194;
|
|
|
|
if (!player->skin)
|
|
Skin_Find(player);
|
|
if ((original = Skin_Cache(player->skin)) != NULL) {
|
|
//skin data width
|
|
inwidth = 320;
|
|
inheight = 200;
|
|
} else {
|
|
original = player_8bit_texels;
|
|
inwidth = 296;
|
|
inheight = 194;
|
|
}
|
|
|
|
|
|
// because this happens during gameplay, do it fast
|
|
// instead of sending it through gl_upload 8
|
|
GL_Bind(playertextures + playernum);
|
|
|
|
#if 0
|
|
s = 320*200;
|
|
byte translated[320*200];
|
|
|
|
for (i=0 ; i<s ; i+=4)
|
|
{
|
|
translated[i] = translate[original[i]];
|
|
translated[i+1] = translate[original[i+1]];
|
|
translated[i+2] = translate[original[i+2]];
|
|
translated[i+3] = translate[original[i+3]];
|
|
}
|
|
|
|
|
|
// don't mipmap these, because it takes too long
|
|
GL_Upload8 (translated, paliashdr->skinwidth, paliashdr->skinheight,
|
|
false, false, true);
|
|
#endif
|
|
|
|
// FIXME deek: This 512x256 limit sucks!
|
|
scaled_width = min(gl_max_size->value, 512);
|
|
scaled_height = min(gl_max_size->value, 256);
|
|
|
|
// allow users to crunch sizes down even more if they want
|
|
scaled_width >>= (int)gl_playermip->value;
|
|
scaled_height >>= (int)gl_playermip->value;
|
|
|
|
if (VID_Is8bit()) { // 8bit texture upload
|
|
byte *out2;
|
|
|
|
out2 = (byte *)pixels;
|
|
memset(pixels, 0, sizeof(pixels));
|
|
fracstep = tinwidth*0x10000/scaled_width;
|
|
for (i=0 ; i<scaled_height ; i++, out2 += scaled_width)
|
|
{
|
|
inrow = original + inwidth*(i*tinheight/scaled_height);
|
|
frac = fracstep >> 1;
|
|
for (j=0 ; j<scaled_width ; j+=4)
|
|
{
|
|
out2[j] = translate[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out2[j+1] = translate[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out2[j+2] = translate[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out2[j+3] = translate[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
}
|
|
}
|
|
|
|
GL_Upload8_EXT ((byte *)pixels, scaled_width, scaled_height, false, false);
|
|
return;
|
|
}
|
|
|
|
for (i=0 ; i<256 ; i++)
|
|
translate32[i] = d_8to24table[translate[i]];
|
|
|
|
out = pixels;
|
|
memset(pixels, 0, sizeof(pixels));
|
|
fracstep = tinwidth*0x10000/scaled_width;
|
|
for (i=0 ; i<scaled_height ; i++, out += scaled_width)
|
|
{
|
|
inrow = original + inwidth*(i*tinheight/scaled_height);
|
|
frac = fracstep >> 1;
|
|
for (j=0 ; j<scaled_width ; j+=4)
|
|
{
|
|
out[j] = translate32[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out[j+1] = translate32[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out[j+2] = translate32[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
out[j+3] = translate32[inrow[frac>>16]];
|
|
frac += fracstep;
|
|
}
|
|
}
|
|
|
|
glTexImage2D (GL_TEXTURE_2D, 0, gl_solid_format,
|
|
scaled_width, scaled_height, 0, GL_RGBA,
|
|
GL_UNSIGNED_BYTE, pixels);
|
|
|
|
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_NewMap
|
|
===============
|
|
*/
|
|
void R_NewMap (void)
|
|
{
|
|
int i;
|
|
cvar_t *r_skyname;
|
|
|
|
for (i=0 ; i<256 ; i++)
|
|
d_lightstylevalue[i] = 264; // normal light value
|
|
|
|
memset (&r_worldentity, 0, sizeof(r_worldentity));
|
|
r_worldentity.model = cl.worldmodel;
|
|
|
|
// clear out efrags in case the level hasn't been reloaded
|
|
// FIXME: is this one short?
|
|
for (i=0 ; i<cl.worldmodel->numleafs ; i++)
|
|
cl.worldmodel->leafs[i].efrags = NULL;
|
|
|
|
r_viewleaf = NULL;
|
|
R_ClearParticles ();
|
|
|
|
GL_BuildLightmaps ();
|
|
|
|
// identify sky texture
|
|
skytexturenum = -1;
|
|
mirrortexturenum = -1;
|
|
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
|
|
{
|
|
if (!cl.worldmodel->textures[i])
|
|
continue;
|
|
if (!strncmp(cl.worldmodel->textures[i]->name,"sky",3) )
|
|
skytexturenum = i;
|
|
if (!strncmp(cl.worldmodel->textures[i]->name,"window02_1",10) )
|
|
mirrortexturenum = i;
|
|
cl.worldmodel->textures[i]->texturechain = NULL;
|
|
}
|
|
r_skyname = Cvar_FindVar ("r_skyname");
|
|
if (r_skyname != NULL)
|
|
R_LoadSkys (r_skyname->string);
|
|
else
|
|
R_LoadSkys ("none");
|
|
}
|
|
|
|
|
|
/*
|
|
====================
|
|
R_TimeRefresh_f
|
|
|
|
For program optimization
|
|
====================
|
|
*/
|
|
void R_TimeRefresh_f (void)
|
|
{
|
|
int i;
|
|
float start, stop, time;
|
|
|
|
glDrawBuffer (GL_FRONT);
|
|
glFinish ();
|
|
|
|
start = Sys_DoubleTime ();
|
|
for (i=0 ; i<128 ; i++)
|
|
{
|
|
r_refdef.viewangles[1] = i/128.0*360.0;
|
|
R_RenderView ();
|
|
}
|
|
|
|
glFinish ();
|
|
stop = Sys_DoubleTime ();
|
|
time = stop-start;
|
|
Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
|
|
|
|
glDrawBuffer (GL_BACK);
|
|
GL_EndRendering ();
|
|
}
|
|
|
|
void D_FlushCaches (void)
|
|
{
|
|
}
|
|
|
|
|