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fteqw/engine/gl/gl_rmisc.c
Spoike fb214142a3 tcpconnect fixes
lots of hexen2 fixes
fixed clipped decals again, still not using any...
fixed zips over 2g
rewrote bloom to use glsl. should be slightly more usable now.
lots more hexen2 fixes

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3957 fc73d0e0-1445-4013-8a0c-d673dee63da5
2012-01-17 07:57:46 +00:00

614 lines
15 KiB
C

/*
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// r_misc.c
#include "quakedef.h"
#ifdef GLQUAKE
#include "glquake.h"
#include "gl_draw.h"
/*
==================
R_InitTextures
==================
*
void GLR_InitTextures (void)
{
int x,y, m;
qbyte *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 = (qbyte *)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;
}
}
}*/
#if 0
qboolean GenerateNormalisationCubeMap()
{
unsigned char data[32*32*3];
//some useful variables
int size=32;
float offset=0.5f;
float halfSize=16.0f;
vec3_t tempVector;
unsigned char * bytePtr;
int i, j;
normalisationCubeMap = GL_AllocNewTexture();
GL_BindType(GL_TEXTURE_CUBE_MAP_ARB, normalisationCubeMap);
//positive x
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = halfSize;
tempVector[1] = -(j+offset-halfSize);
tempVector[2] = -(i+offset-halfSize);
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative x
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = (-halfSize);
tempVector[1] = (-(j+offset-halfSize));
tempVector[2] = ((i+offset-halfSize));
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//positive y
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = (i+offset-halfSize);
tempVector[1] = (halfSize);
tempVector[2] = ((j+offset-halfSize));
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative y
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = (i+offset-halfSize);
tempVector[1] = (-halfSize);
tempVector[2] = (-(j+offset-halfSize));
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//positive z
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = (i+offset-halfSize);
tempVector[1] = (-(j+offset-halfSize));
tempVector[2] = (halfSize);
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
//negative z
bytePtr=data;
for(j=0; j<size; j++)
{
for(i=0; i<size; i++)
{
tempVector[0] = (-(i+offset-halfSize));
tempVector[1] = (-(j+offset-halfSize));
tempVector[2] = (-halfSize);
VectorNormalize(tempVector);
bytePtr[0]=(unsigned char)((tempVector[0]/2 + 0.5)*255);
bytePtr[1]=(unsigned char)((tempVector[1]/2 + 0.5)*255);
bytePtr[2]=(unsigned char)((tempVector[2]/2 + 0.5)*255);
bytePtr+=3;
}
}
qglTexImage2D( GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
0, GL_RGBA8, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
qglTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
return true;
}
texid_t normalisationCubeMap;
#endif
/*
===============
R_Init
===============
*/
void GLR_ReInit (void)
{
R_NetgraphInit();
R_InitBloomTextures();
}
/*
typedef struct
{
long offset; // Position of the entry in WAD
long dsize; // Size of the entry in WAD file
long size; // Size of the entry in memory
char type; // type of entry
char cmprs; // Compression. 0 if none.
short dummy; // Not used
char name[16]; // we use only first 8
} wad2entry_t;
typedef struct
{
char magic[4]; //should be WAD2
long num; //number of entries
long offset; //location of directory
} wad2_t;
void R_MakeTexWad_f(void)
{
miptex_t dummymip = {"", 0, 0, {0, 0, 0, 0}};
wad2_t wad2 = {"WAD2",0,0};
wad2entry_t entry[2048];
int entries = 0, i;
FILE *f;
char base[128];
char *texname;
// qbyte b;
float scale;
int width, height;
qbyte *buf, *outmip;
qbyte *mip, *stack;
// WIN32_FIND_DATA fd;
// HANDLE h;
scale = atof(Cmd_Argv(2));
if (!scale)
scale = 2;
// h = FindFirstFile(va("%s/textures/ *.tga", com_gamedir), &fd); //if this is uncommented, clear that space... (gcc warning fix)
if (!shader)
return;
mip = BZ_Malloc(1024*1024);
// initbuf = BZ_Malloc(1024*1024*4);
stack = BZ_Malloc(1024*1024*4+1024);
f=fopen(va("%s/shadrtex.wad", com_gamedir), "wb");
fwrite(&wad2, 1, sizeof(wad2_t), f);
for (shad = shader; shad; shad=shad->next)
{
texname = shad->editorname;
if (!*texname)
continue;
COM_StripExtension(shad->name, base);
base[15]=0;
for (i =0; i < entries; i++)
if (!strcmp(entry[entries].name, base))
break;
if (i != entries)
{
Con_Printf("Skipped %s - duplicated shrunken name\n", texname);
continue;
}
entry[entries].offset = ftell(f);
entry[entries].dsize = entry[entries].size = 0;
entry[entries].type = TYP_MIPTEX;
entry[entries].cmprs = 0;
entry[entries].dummy = 0;
strcpy(entry[entries].name, base);
strcpy(dummymip.name, base);
{
qbyte *data;
int h;
float x, xi;
float y, yi;
char *path[] ={
"%s",
"override/%s.tga",
"override/%s.pcx",
"%s.tga",
"progs/%s"};
for (h = 0, buf=NULL; h < sizeof(path)/sizeof(char *); h++)
{
buf = COM_LoadStackFile(va(path[h], texname), stack, 1024*1024*4+1024);
if (buf)
break;
}
if (!buf)
{
Con_Printf("Failed to find texture \"%s\"\n", texname);
continue;
}
data = ReadTargaFile(buf, com_filesize, &width, &height, false);
if (!data)
{
BZ_Free(data);
Con_Printf("Skipped %s - file type not supported (bad bpp?)\n", texname);
continue;
}
dummymip.width = (int)(width/scale) & ~0xf;
dummymip.height = (int)(height/scale) & ~0xf;
if (dummymip.width<=0)
dummymip.width=16;
if (dummymip.height<=0)
dummymip.height=16;
dummymip.offsets[0] = sizeof(dummymip);
dummymip.offsets[1] = dummymip.offsets[0]+dummymip.width*dummymip.height;
dummymip.offsets[2] = dummymip.offsets[1]+dummymip.width/2*dummymip.height/2;
dummymip.offsets[3] = dummymip.offsets[2]+dummymip.width/4*dummymip.height/4;
entry[entries].dsize = entry[entries].size = dummymip.offsets[3]+dummymip.width/8*dummymip.height/8;
xi = (float)width/dummymip.width;
yi = (float)height/dummymip.height;
fwrite(&dummymip, 1, sizeof(dummymip), f);
outmip=mip;
for (outmip=mip, y = 0; y < height; y+=yi)
for (x = 0; x < width; x+=xi)
{
*outmip++ = GetPaletteIndex( data[(int)(x+y*width)*4+0],
data[(int)(x+y*width)*4+1],
data[(int)(x+y*width)*4+2]);
}
fwrite(mip, dummymip.width, dummymip.height, f);
for (outmip=mip, y = 0; y < height; y+=yi*2)
for (x = 0; x < width; x+=xi*2)
{
*outmip++ = GetPaletteIndex( data[(int)(x+y*width)*4+0],
data[(int)(x+y*width)*4+1],
data[(int)(x+y*width)*4+2]);
}
fwrite(mip, dummymip.width/2, dummymip.height/2, f);
for (outmip=mip, y = 0; y < height; y+=yi*4)
for (x = 0; x < width; x+=xi*4)
{
*outmip++ = GetPaletteIndex( data[(int)(x+y*width)*4+0],
data[(int)(x+y*width)*4+1],
data[(int)(x+y*width)*4+2]);
}
fwrite(mip, dummymip.width/4, dummymip.height/4, f);
for (outmip=mip, y = 0; y < height; y+=yi*8)
for (x = 0; x < width; x+=xi*8)
{
*outmip++ = GetPaletteIndex( data[(int)(x+y*width)*4+0],
data[(int)(x+y*width)*4+1],
data[(int)(x+y*width)*4+2]);
}
fwrite(mip, dummymip.width/8, dummymip.height/8, f);
BZ_Free(data);
}
entries++;
Con_Printf("Added %s\n", base);
GLSCR_UpdateScreen();
}
wad2.offset = ftell(f);
wad2.num = entries;
fwrite(entry, entries, sizeof(wad2entry_t), f);
fseek(f, 0, SEEK_SET);
fwrite(&wad2, 1, sizeof(wad2_t), f);
fclose(f);
BZ_Free(mip);
// BZ_Free(initbuf);
BZ_Free(stack);
Con_Printf("Written %i mips to textures.wad\n", entries);
}
*/
void GLR_TimeRefresh_f (void);
extern cvar_t v_contrast, r_drawflat;
extern cvar_t r_stains, r_stainfadetime, r_stainfadeammount;
// callback defines
extern cvar_t gl_font;
extern cvar_t vid_conautoscale, vid_conheight, vid_conwidth;
extern cvar_t crosshair, crosshairimage, crosshaircolor, r_skyboxname;
extern cvar_t r_floorcolour, r_wallcolour, r_floortexture, r_walltexture;
extern cvar_t r_fastskycolour;
void GLV_Gamma_Callback(struct cvar_s *var, char *oldvalue);
void GLR_DeInit (void)
{
Cmd_RemoveCommand ("timerefresh");
Cmd_RemoveCommand ("makewad");
Cvar_Unhook(&r_skyboxname);
Cvar_Unhook(&vid_conautoscale);
Cvar_Unhook(&vid_conheight);
Cvar_Unhook(&vid_conwidth);
Cvar_Unhook(&r_wallcolour);
Cvar_Unhook(&r_floorcolour);
Cvar_Unhook(&r_walltexture);
Cvar_Unhook(&r_floortexture);
Cvar_Unhook(&r_fastskycolour);
Cvar_Unhook(&r_drawflat);
Cvar_Unhook(&v_gamma);
Cvar_Unhook(&v_contrast);
Surf_DeInit();
GLDraw_DeInit();
}
void GLR_Init (void)
{
Cmd_AddRemCommand ("timerefresh", GLR_TimeRefresh_f);
// Cmd_AddRemCommand ("makewad", R_MakeTexWad_f);
// Cvar_Hook(&r_floorcolour, GLR_Floorcolour_Callback);
// Cvar_Hook(&r_fastskycolour, GLR_Fastskycolour_Callback);
// Cvar_Hook(&r_wallcolour, GLR_Wallcolour_Callback);
// Cvar_Hook(&r_floortexture, GLR_Floortexture_Callback);
// Cvar_Hook(&r_walltexture, GLR_Walltexture_Callback);
// Cvar_Hook(&r_drawflat, GLR_Drawflat_Callback);
Cvar_Hook(&v_gamma, GLV_Gamma_Callback);
Cvar_Hook(&v_contrast, GLV_Gamma_Callback);
GLR_ReInit();
}
/*
===============
R_NewMap
===============
*/
void GLR_NewMap (void)
{
char namebuf[MAX_QPATH];
extern cvar_t host_mapname, r_shadow_realtime_dlight, r_shadow_realtime_world;
int i;
for (i=0 ; i<256 ; i++)
d_lightstylevalue[i] = 264; // normal light value
memset (&r_worldentity, 0, sizeof(r_worldentity));
AngleVectors(r_worldentity.angles, r_worldentity.axis[0], r_worldentity.axis[1], r_worldentity.axis[2]);
VectorInverse(r_worldentity.axis[1]);
r_worldentity.model = cl.worldmodel;
Vector4Set(r_worldentity.shaderRGBAf, 1, 1, 1, 1);
COM_StripExtension(COM_SkipPath(cl.worldmodel->name), namebuf, sizeof(namebuf));
Cvar_Set(&host_mapname, namebuf);
Surf_DeInit();
r_viewleaf = NULL;
r_viewcluster = -1;
r_oldviewcluster = 0;
r_viewcluster2 = -1;
Mod_ParseInfoFromEntityLump(cl.worldmodel, cl.worldmodel->entities, cl.worldmodel->name);
TRACE(("dbg: GLR_NewMap: clear particles\n"));
P_ClearParticles ();
TRACE(("dbg: GLR_NewMap: wiping them stains (getting the cloth out)\n"));
Surf_WipeStains();
CL_RegisterParticles();
TRACE(("dbg: GLR_NewMap: building lightmaps\n"));
Surf_BuildLightmaps ();
TRACE(("dbg: GLR_NewMap: ui\n"));
#ifdef VM_UI
UI_Reset();
#endif
TRACE(("dbg: GLR_NewMap: tp\n"));
TP_NewMap();
R_SetSky(cl.skyname);
#ifdef MAP_PROC
if (cl.worldmodel->fromgame == fg_doom3)
D3_GenerateAreas(cl.worldmodel);
#endif
#ifdef RTLIGHTS
if (r_shadow_realtime_dlight.ival || r_shadow_realtime_world.ival)
{
R_LoadRTLights();
if (rtlights_first == rtlights_max)
R_ImportRTLights(cl.worldmodel->entities);
}
Sh_PreGenerateLights();
#endif
}
void GLR_PreNewMap(void)
{
r_loadbumpmapping = r_deluxemapping.ival || r_shadow_realtime_world.ival || r_shadow_realtime_dlight.ival;
}
/*
====================
R_TimeRefresh_f
For program optimization
====================
*/
void GLR_TimeRefresh_f (void)
{
int i;
float start, stop, time;
qboolean finish;
int frames = 128;
finish = atoi(Cmd_Argv(1));
frames = atoi(Cmd_Argv(2));
if (frames < 1)
frames = 128;
#if defined(_WIN32) && !defined(_SDL)
if (finish == 2)
{
extern HDC maindc;
qglFinish ();
start = Sys_DoubleTime ();
for (i=0 ; i<frames ; i++)
{
r_refdef.viewangles[1] = i/(float)frames*360.0;
R_RenderView ();
qSwapBuffers(maindc);
}
}
else
#endif
{
qglDrawBuffer (GL_FRONT);
qglFinish ();
start = Sys_DoubleTime ();
for (i=0 ; i<frames ; i++)
{
r_refdef.viewangles[1] = i/(float)frames*360.0;
R_RenderView ();
if (finish)
qglFinish ();
}
}
qglFinish ();
stop = Sys_DoubleTime ();
time = stop-start;
Con_Printf ("%f seconds (%f fps)\n", time, frames/time);
qglDrawBuffer (GL_BACK);
GL_EndRendering ();
GL_DoSwap();
}
#endif