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gtkradiant/contrib/gtkgensurf/genmap.cpp

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/*
GenSurf plugin for GtkRadiant
Copyright (C) 2001 David Hyde, Loki software and qeradiant.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <math.h>
#include <stdlib.h>
#include <stdio.h>
#include "gensurf.h"
double xmin,xmax,ymin,ymax,zmin,zmax;
double backface;
extern double dh, dv;
FILE *fmap;
XYZ xyz[MAX_ROWS + 1][MAX_ROWS + 1];
int contents;
int surface[3];
LPVOID h_func_group;
LPVOID terrainkey; // ^Fishman - Add terrain key to func_group.
//=============================================================
// Hydra : snap-to-grid begin
double CalculateSnapValue( double value ){
long snapvalue;
// simple uncomplicated snapping, rounding both UP and DOWN to the nearest
// grid unit.
if ( SnapToGrid > 0 ) {
snapvalue = (int)value / SnapToGrid;
if ( (long)value % SnapToGrid < ( SnapToGrid / 2 ) ) { // Snap Downwards if less than halfway between to grid units
value = snapvalue * SnapToGrid;
}
else{ // Snap Upwards if more than halfway between to grid units
value = ( snapvalue + 1 ) * SnapToGrid;
}
}
return value;
}
// Hydra : snap-to-grid end
//=============================================================
bool ValidSurface(){
if ( WaveType == WAVE_BITMAP && !gbmp.colors ) {
return FALSE;
}
if ( NH < 1 ) {
return FALSE;
}
if ( NH > MAX_ROWS ) {
return FALSE;
}
if ( NV < 1 ) {
return FALSE;
}
if ( NV > MAX_ROWS ) {
return FALSE;
}
if ( Hll >= Hur ) {
return FALSE;
}
if ( Vll >= Vur ) {
return FALSE;
}
return TRUE;
}
//=============================================================
int MapPatches(){
int NH_remain;
int NV_remain;
int NH_patch;
int NV_patch;
int BrushNum = 0;
int i, j, k1, k2, k3;
int i0, j0, ii;
char szOops[128];
patchMesh_t p;
dh = ( Hur - Hll ) / NH;
dv = ( Vur - Vll ) / NV;
memset( &p,0,sizeof( patchMesh_t ) );
// Generate control points in pp array to give desired values currently
// in p array.
switch ( Plane )
{
case PLANE_XY0:
case PLANE_XY1:
k1 = 0;
k2 = 1;
k3 = 2;
break;
case PLANE_XZ0:
case PLANE_XZ1:
k1 = 0;
k2 = 2;
k3 = 1;
break;
case PLANE_YZ0:
case PLANE_YZ1:
k1 = 1;
k2 = 2;
k3 = 0;
break;
}
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
xyz[i][j].pp[k1] = xyz[i][j].p[k1];
xyz[i][j].pp[k2] = xyz[i][j].p[k2];
}
}
for ( i = 0; i <= NH; i += 2 )
{
for ( j = 0; j <= NV; j += 2 )
xyz[i][j].pp[k3] = xyz[i][j].p[k3];
}
for ( i = 1; i < NH; i += 2 )
{
for ( j = 0; j <= NV; j += 2 )
{
xyz[i][j].pp[k3] = ( 4 * xyz[i][j].p[k3] - xyz[i - 1][j].p[k3] - xyz[i + 1][j].p[k3] ) / 2;
}
}
for ( j = 1; j < NV; j += 2 )
{
for ( i = 0; i <= NH; i += 2 )
{
xyz[i][j].pp[k3] = ( 4 * xyz[i][j].p[k3] - xyz[i][j - 1].p[k3] - xyz[i][j + 1].p[k3] ) / 2;
}
}
for ( i = 1; i < NH; i += 2 )
{
for ( j = 1; j < NV; j += 2 )
{
xyz[i][j].pp[k3] = ( 16 * xyz[i][j].p[k3] - xyz[i - 1][j - 1].p[k3] - 2 * xyz[i][j - 1].p[k3]
- xyz[i + 1][j - 1].p[k3] - 2 * xyz[i - 1][j].p[k3] - 2 * xyz[i + 1][j].p[k3]
- xyz[i - 1][j + 1].p[k3] - 2 * xyz[i][j + 1].p[k3] - xyz[i + 1][j + 1].p[k3] ) / 4;
}
}
NH_remain = NH + 1;
i0 = 0;
while ( NH_remain > 1 )
{
if ( ( ( NH_remain - 1 ) % 14 ) == 0 ) {
NH_patch = 15;
}
else if ( ( ( NH_remain - 1 ) % 12 ) == 0 ) {
NH_patch = 13;
}
else if ( ( ( NH_remain - 1 ) % 10 ) == 0 ) {
NH_patch = 11;
}
else if ( ( ( NH_remain - 1 ) % 8 ) == 0 ) {
NH_patch = 9;
}
else if ( ( ( NH_remain - 1 ) % 6 ) == 0 ) {
NH_patch = 7;
}
else if ( ( ( NH_remain - 1 ) % 4 ) == 0 ) {
NH_patch = 5;
}
else if ( ( ( NH_remain - 1 ) % 2 ) == 0 ) {
NH_patch = 3;
}
else if ( NH_remain > 16 ) {
NH_patch = 7;
}
else if ( NH_remain > 4 ) {
NH_patch = 5;
}
else{
NH_patch = 3;
}
while ( NH_patch > 3 && ( NH_patch - 1 ) * dh > 512 )
NH_patch -= 2;
NH_remain -= ( NH_patch - 1 );
if ( NH_remain < 0 ) {
sprintf( szOops,"Oops... screwed up with NH=%d",NH );
g_FuncTable.m_pfnMessageBox( NULL,szOops,"Uh oh", 0, NULL );
}
NV_remain = NV + 1;
j0 = 0;
while ( NV_remain > 1 )
{
if ( ( ( NV_remain - 1 ) % 14 ) == 0 ) {
NV_patch = 15;
}
else if ( ( ( NV_remain - 1 ) % 12 ) == 0 ) {
NV_patch = 13;
}
else if ( ( ( NV_remain - 1 ) % 10 ) == 0 ) {
NV_patch = 11;
}
else if ( ( ( NV_remain - 1 ) % 8 ) == 0 ) {
NV_patch = 9;
}
else if ( ( ( NV_remain - 1 ) % 6 ) == 0 ) {
NV_patch = 7;
}
else if ( ( ( NV_remain - 1 ) % 4 ) == 0 ) {
NV_patch = 5;
}
else if ( ( ( NV_remain - 1 ) % 2 ) == 0 ) {
NV_patch = 3;
}
else if ( NV_remain > 16 ) {
NV_patch = 7;
}
else if ( NV_remain > 4 ) {
NV_patch = 5;
}
else{
NV_patch = 3;
}
while ( NV_patch > 3 && ( NV_patch - 1 ) * dh > 512 )
NV_patch -= 2;
NV_remain -= ( NV_patch - 1 );
if ( NV_remain < 0 ) {
sprintf( szOops,"Oops... screwed up with NV=%d",NV );
g_FuncTable.m_pfnMessageBox( NULL,szOops,"Uh oh", 0, NULL );
}
p.width = NH_patch;
p.height = NV_patch;
p.type = PATCH_GENERIC;
for ( i = 0; i < NH_patch; i++ )
{
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ0:
case PLANE_YZ1:
ii = i0 + NH_patch - 1 - i;
break;
default:
ii = i0 + i;
}
for ( j = 0; j < NV_patch; j++ )
{
p.ctrl[i][j].xyz[0] = (float)xyz[ii][j0 + j].pp[0];
p.ctrl[i][j].xyz[1] = (float)xyz[ii][j0 + j].pp[1];
p.ctrl[i][j].xyz[2] = (float)xyz[ii][j0 + j].pp[2];
p.ctrl[i][j].st[0] = (float)i;
p.ctrl[i][j].st[1] = (float)j;
}
}
MakePatch( &p );
BrushNum++;
j0 += NV_patch - 1;
}
i0 += NH_patch - 1;
}
return BrushNum;
}
//=============================================================
void MapBrushes(){
char hint[128];
char skip[128];
char sidetext[64];
char surftext[64];
char surftext2[64];
char surft[64];
float Steep;
vec3_t PlaneNormal,SurfNormal;
vec3_t t[2];
int i, j, k;
int surf;
bool CheckAngle;
BRUSH brush;
XYZ v[8];
strcpy( surftext,Texture[Game][0] );
strcpy( sidetext,( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
strcpy( surftext2,( strlen( Texture[Game][2] ) ? Texture[Game][2] : Texture[Game][0] ) );
// if surftext2 is identical to surftext, there's no need to
// check surface angle
if ( !g_ascii_strcasecmp( surftext,surftext2 ) ) {
CheckAngle = FALSE;
}
else
{
CheckAngle = TRUE;
Steep = (float)cos( (double)SlantAngle / 57.2957795 );
switch ( Plane )
{
case PLANE_XY0: PlaneNormal[0] = 0.; PlaneNormal[1] = 0.; PlaneNormal[2] = 1.; break;
case PLANE_XY1: PlaneNormal[0] = 0.; PlaneNormal[1] = 0.; PlaneNormal[2] = -1.; break;
case PLANE_XZ0: PlaneNormal[0] = 0.; PlaneNormal[1] = 1.; PlaneNormal[2] = 1.; break;
case PLANE_XZ1: PlaneNormal[0] = 0.; PlaneNormal[1] = -1.; PlaneNormal[2] = 1.; break;
case PLANE_YZ0: PlaneNormal[0] = 1.; PlaneNormal[1] = 0.; PlaneNormal[2] = 1.; break;
case PLANE_YZ1: PlaneNormal[0] = -1.; PlaneNormal[1] = 0.; PlaneNormal[2] = 1.; break;
}
}
OpenFuncGroup();
for ( i = 0; i < NH; i++ )
{
for ( j = 0; j < NV; j++ )
{
if ( ( i + j ) % 2 ) {
VectorCopy( xyz[i ][j ].p, v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p, v[1].p );
VectorCopy( xyz[i + 1][j + 1].p, v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p, v[1].p );
VectorCopy( xyz[i + 1][j ].p, v[2].p );
}
}
else
{
VectorCopy( xyz[i ][j ].p, v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p, v[1].p );
VectorCopy( xyz[i ][j + 1].p, v[2].p );
break;
default:
VectorCopy( xyz[i ][j + 1].p, v[1].p );
VectorCopy( xyz[i + 1][j ].p, v[2].p );
}
}
VectorCopy( v[0].p,v[3].p );
VectorCopy( v[1].p,v[4].p );
VectorCopy( v[2].p,v[5].p );
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
v[0].p[1] = backface;
v[1].p[1] = backface;
v[2].p[1] = backface;
break;
case PLANE_YZ0:
case PLANE_YZ1:
v[3].p[0] = backface;
v[4].p[0] = backface;
v[5].p[0] = backface;
break;
default:
v[3].p[2] = backface;
v[4].p[2] = backface;
v[5].p[2] = backface;
}
brush.Number = i * NV * 2 + j * 2;
brush.NumFaces = 5;
XYZtoV( &v[0],&brush.face[0].v[0] );
XYZtoV( &v[3],&brush.face[0].v[1] );
XYZtoV( &v[4],&brush.face[0].v[2] );
strcpy( brush.face[0].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[0].Shift[0] = (float)TexOffset[0];
brush.face[0].Shift[1] = (float)TexOffset[1];
brush.face[0].Rotate = 0.;
brush.face[0].Scale[0] = (float)TexScale[0];
brush.face[0].Scale[1] = (float)TexScale[1];
brush.face[0].Contents = contents;
brush.face[0].Surface = surface[1];
brush.face[0].Value = 0;
XYZtoV( &v[1],&brush.face[1].v[0] );
XYZtoV( &v[4],&brush.face[1].v[1] );
XYZtoV( &v[5],&brush.face[1].v[2] );
strcpy( brush.face[1].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[1].Shift[0] = (float)TexOffset[0];
brush.face[1].Shift[1] = (float)TexOffset[1];
brush.face[1].Rotate = 0.;
brush.face[1].Scale[0] = (float)TexScale[0];
brush.face[1].Scale[1] = (float)TexScale[1];
brush.face[1].Contents = contents;
brush.face[1].Surface = surface[1];
brush.face[1].Value = 0;
XYZtoV( &v[2],&brush.face[2].v[0] );
XYZtoV( &v[5],&brush.face[2].v[1] );
XYZtoV( &v[3],&brush.face[2].v[2] );
strcpy( brush.face[2].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[2].Shift[0] = (float)TexOffset[0];
brush.face[2].Shift[1] = (float)TexOffset[1];
brush.face[2].Rotate = 0.;
brush.face[2].Scale[0] = (float)TexScale[0];
brush.face[2].Scale[1] = (float)TexScale[1];
brush.face[2].Contents = contents;
brush.face[2].Surface = surface[1];
brush.face[2].Value = 0;
if ( CheckAngle && ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ) ) {
XYZVectorSubtract( v[4].p,v[3].p,t[0] );
XYZVectorSubtract( v[5].p,v[4].p,t[1] );
CrossProduct( t[0],t[1],SurfNormal );
VectorNormalize( SurfNormal,SurfNormal );
if ( DotProduct( SurfNormal,PlaneNormal ) < Steep ) {
strcpy( surft,surftext2 );
surf = surface[2];
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
XYZtoV( &v[3],&brush.face[3].v[0] );
XYZtoV( &v[5],&brush.face[3].v[1] );
XYZtoV( &v[4],&brush.face[3].v[2] );
strcpy( brush.face[3].texture,
( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surft : sidetext ) );
brush.face[3].Shift[0] = (float)TexOffset[0];
brush.face[3].Shift[1] = (float)TexOffset[1];
brush.face[3].Rotate = 0.;
brush.face[3].Scale[0] = (float)TexScale[0];
brush.face[3].Scale[1] = (float)TexScale[1];
brush.face[3].Contents = contents;
brush.face[3].Surface = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surf : surface[1] );
brush.face[3].Value = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? ArghRad2 : 0 );
if ( CheckAngle && Plane != PLANE_XZ0 && Plane != PLANE_XZ1 ) {
XYZVectorSubtract( v[2].p,v[0].p,t[0] );
XYZVectorSubtract( v[1].p,v[2].p,t[1] );
CrossProduct( t[0],t[1],SurfNormal );
VectorNormalize( SurfNormal,SurfNormal );
if ( DotProduct( SurfNormal,PlaneNormal ) < Steep ) {
strcpy( surft,surftext2 );
surf = surface[2];
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
XYZtoV( &v[0],&brush.face[4].v[0] );
XYZtoV( &v[1],&brush.face[4].v[1] );
XYZtoV( &v[2],&brush.face[4].v[2] );
strcpy( brush.face[4].texture,
( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? sidetext : surft ) );
brush.face[4].Shift[0] = (float)TexOffset[0];
brush.face[4].Shift[1] = (float)TexOffset[1];
brush.face[4].Rotate = 0.;
brush.face[4].Scale[0] = (float)TexScale[0];
brush.face[4].Scale[1] = (float)TexScale[1];
brush.face[4].Contents = contents;
brush.face[4].Surface = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surface[1] : surf );
brush.face[4].Value = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? 0 : ArghRad2 );
MakeBrush( &brush );
if ( ( i + j ) % 2 ) {
VectorCopy( xyz[i ][j + 1].p,v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i ][j ].p,v[1].p );
VectorCopy( xyz[i + 1][j + 1].p,v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p,v[1].p );
VectorCopy( xyz[i ][j ].p,v[2].p );
}
}
else
{
VectorCopy( xyz[i ][j + 1].p,v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p,v[1].p );
VectorCopy( xyz[i + 1][j + 1].p,v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p,v[1].p );
VectorCopy( xyz[i + 1][j ].p,v[2].p );
}
}
VectorCopy( v[0].p,v[3].p );
VectorCopy( v[1].p,v[4].p );
VectorCopy( v[2].p,v[5].p );
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
v[0].p[1] = backface;
v[1].p[1] = backface;
v[2].p[1] = backface;
break;
case PLANE_YZ0:
case PLANE_YZ1:
v[3].p[0] = backface;
v[4].p[0] = backface;
v[5].p[0] = backface;
break;
default:
v[3].p[2] = backface;
v[4].p[2] = backface;
v[5].p[2] = backface;
}
brush.Number = i * NV * 2 + j * 2 + 1;
brush.NumFaces = 5;
XYZtoV( &v[0],&brush.face[0].v[0] );
XYZtoV( &v[3],&brush.face[0].v[1] );
XYZtoV( &v[4],&brush.face[0].v[2] );
strcpy( brush.face[0].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[0].Shift[0] = (float)TexOffset[0];
brush.face[0].Shift[1] = (float)TexOffset[1];
brush.face[0].Rotate = 0.;
brush.face[0].Scale[0] = (float)TexScale[0];
brush.face[0].Scale[1] = (float)TexScale[1];
brush.face[0].Contents = contents;
brush.face[0].Surface = surface[1];
brush.face[0].Value = 0;
XYZtoV( &v[1],&brush.face[1].v[0] );
XYZtoV( &v[4],&brush.face[1].v[1] );
XYZtoV( &v[5],&brush.face[1].v[2] );
strcpy( brush.face[1].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[1].Shift[0] = (float)TexOffset[0];
brush.face[1].Shift[1] = (float)TexOffset[1];
brush.face[1].Rotate = 0.;
brush.face[1].Scale[0] = (float)TexScale[0];
brush.face[1].Scale[1] = (float)TexScale[1];
brush.face[1].Contents = contents;
brush.face[1].Surface = surface[1];
brush.face[1].Value = 0;
XYZtoV( &v[2],&brush.face[2].v[0] );
XYZtoV( &v[5],&brush.face[2].v[1] );
XYZtoV( &v[3],&brush.face[2].v[2] );
strcpy( brush.face[2].texture,
( strlen( Texture[Game][1] ) ? Texture[Game][1] : Texture[Game][0] ) );
brush.face[2].Shift[0] = (float)TexOffset[0];
brush.face[2].Shift[1] = (float)TexOffset[1];
brush.face[2].Rotate = 0.;
brush.face[2].Scale[0] = (float)TexScale[0];
brush.face[2].Scale[1] = (float)TexScale[1];
brush.face[2].Contents = contents;
brush.face[2].Surface = surface[1];
brush.face[2].Value = 0;
if ( CheckAngle && ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ) ) {
XYZVectorSubtract( v[4].p,v[3].p,t[0] );
XYZVectorSubtract( v[5].p,v[4].p,t[1] );
CrossProduct( t[0],t[1],SurfNormal );
VectorNormalize( SurfNormal,SurfNormal );
if ( DotProduct( SurfNormal,PlaneNormal ) < Steep ) {
strcpy( surft,surftext2 );
surf = surface[2];
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
XYZtoV( &v[3],&brush.face[3].v[0] );
XYZtoV( &v[5],&brush.face[3].v[1] );
XYZtoV( &v[4],&brush.face[3].v[2] );
strcpy( brush.face[3].texture,
( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surft : sidetext ) );
brush.face[3].Shift[0] = (float)TexOffset[0];
brush.face[3].Shift[1] = (float)TexOffset[1];
brush.face[3].Rotate = 0.;
brush.face[3].Scale[0] = (float)TexScale[0];
brush.face[3].Scale[1] = (float)TexScale[1];
brush.face[3].Contents = contents;
brush.face[3].Surface = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surf : surface[1] );
brush.face[3].Value = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? ArghRad2 : 0 );
if ( CheckAngle && Plane != PLANE_XZ0 && Plane != PLANE_XZ1 ) {
XYZVectorSubtract( v[2].p,v[0].p,t[0] );
XYZVectorSubtract( v[1].p,v[2].p,t[1] );
CrossProduct( t[0],t[1],SurfNormal );
VectorNormalize( SurfNormal,SurfNormal );
if ( DotProduct( SurfNormal,PlaneNormal ) < Steep ) {
strcpy( surft,surftext2 );
surf = surface[2];
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
}
else
{
strcpy( surft,surftext );
surf = surface[0];
}
XYZtoV( &v[0],&brush.face[4].v[0] );
XYZtoV( &v[1],&brush.face[4].v[1] );
XYZtoV( &v[2],&brush.face[4].v[2] );
strcpy( brush.face[4].texture,
( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? sidetext : surft ) );
brush.face[4].Shift[0] = (float)TexOffset[0];
brush.face[4].Shift[1] = (float)TexOffset[1];
brush.face[4].Rotate = 0.;
brush.face[4].Scale[0] = (float)TexScale[0];
brush.face[4].Scale[1] = (float)TexScale[1];
brush.face[4].Contents = contents;
brush.face[4].Surface = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? surface[1] : surf );
brush.face[4].Value = ( Plane == PLANE_XZ0 || Plane == PLANE_XZ1 ? 0 : ArghRad2 );
MakeBrush( &brush );
}
}
CloseFuncGroup();
if ( AddHints || GimpHints ) {
int detail, i1, j1, N;
double front;
switch ( Game )
{
case HALFLIFE:
strcpy( hint,"HINT" );
strcpy( skip,"HINT" );
break;
case SIN:
strcpy( hint,"generic/misc/hint" );
strcpy( skip,"generic/misc/skip" );
break;
case HERETIC2:
strcpy( hint,"general/hint" );
strcpy( skip,"general/hint" ); // Heretic2 doesn't have a skip texture
break;
case KINGPIN:
strcpy( hint,"common/0_hint" );
strcpy( skip,"common/0_skip" );
break;
case GENESIS3D:
strcpy( hint,"hint" );
strcpy( skip,"hint" );
break;
case QUAKE3:
strcpy( hint,"textures/common/hint" );
strcpy( skip,"textures/common/skip" );
break;
default:
strcpy( hint,"e1u1/hint" );
strcpy( skip,"e1u1/skip" );
}
OpenFuncGroup();
if ( AddHints == 1 ) {
detail = CONTENTS_DETAIL;
N = 0;
for ( i = 0; i < NH; i++ )
{
i1 = i + 1;
for ( j = 0; j < NV; j++ )
{
// For detail hint brushes, no need to use a hint brush over
// EVERY grid square... it would be redundant. Instead use
// a checkerboard pattern
if ( ( i + j ) % 2 ) {
continue;
}
j1 = j + 1;
VectorCopy( xyz[i ][j ].p, v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i1][j ].p, v[1].p );
VectorCopy( xyz[i1][j1].p, v[2].p );
VectorCopy( xyz[i ][j1].p, v[3].p );
break;
default:
VectorCopy( xyz[i ][j1].p, v[1].p );
VectorCopy( xyz[i1][j1].p, v[2].p );
VectorCopy( xyz[i1][j ].p, v[3].p );
}
VectorCopy( v[0].p,v[4].p );
VectorCopy( v[1].p,v[5].p );
VectorCopy( v[2].p,v[6].p );
VectorCopy( v[3].p,v[7].p );
switch ( Plane )
{
case PLANE_XY1:
front = LessThan( zmin,32. );
v[4].p[2] = backface;
v[5].p[2] = backface;
v[6].p[2] = backface;
v[7].p[2] = backface;
break;
case PLANE_XZ0:
front = MoreThan( ymax,32. );
v[0].p[1] = backface;
v[1].p[1] = backface;
v[2].p[1] = backface;
v[3].p[1] = backface;
break;
case PLANE_XZ1:
front = LessThan( ymin,32. );
v[0].p[1] = backface;
v[1].p[1] = backface;
v[2].p[1] = backface;
v[3].p[1] = backface;
break;
case PLANE_YZ0:
front = MoreThan( xmax,32. );
v[4].p[0] = backface;
v[5].p[0] = backface;
v[6].p[0] = backface;
v[7].p[0] = backface;
break;
case PLANE_YZ1:
front = LessThan( xmin,32. );
v[4].p[0] = backface;
v[5].p[0] = backface;
v[6].p[0] = backface;
v[7].p[0] = backface;
break;
default:
front = MoreThan( zmax,32. );
v[4].p[2] = backface;
v[5].p[2] = backface;
v[6].p[2] = backface;
v[7].p[2] = backface;
}
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
v[4].p[1] = front;
v[5].p[1] = v[4].p[1];
v[6].p[1] = v[4].p[1];
v[7].p[1] = v[4].p[1];
break;
case PLANE_YZ0:
case PLANE_YZ1:
v[0].p[0] = front;
v[1].p[0] = v[0].p[0];
v[2].p[0] = v[0].p[0];
v[3].p[0] = v[0].p[0];
break;
default:
v[0].p[2] = front;
v[1].p[2] = v[0].p[2];
v[2].p[2] = v[0].p[2];
v[3].p[2] = v[0].p[2];
}
brush.NumFaces = 6;
brush.Number = N;
XYZtoV( &v[0],&brush.face[0].v[0] );
XYZtoV( &v[1],&brush.face[0].v[1] );
XYZtoV( &v[2],&brush.face[0].v[2] );
strcpy( brush.face[0].texture,skip );
brush.face[0].Shift[0] = 0.;
brush.face[0].Shift[1] = 0.;
brush.face[0].Rotate = 0.;
brush.face[0].Scale[0] = 1.;
brush.face[0].Scale[1] = 1.;
brush.face[0].Contents = detail;
brush.face[0].Surface = SURF_SKIP;
brush.face[0].Value = 0;
XYZtoV( &v[4],&brush.face[1].v[0] );
XYZtoV( &v[7],&brush.face[1].v[1] );
XYZtoV( &v[6],&brush.face[1].v[2] );
strcpy( brush.face[1].texture,skip );
brush.face[1].Shift[0] = 0.;
brush.face[1].Shift[1] = 0.;
brush.face[1].Rotate = 0.;
brush.face[1].Scale[0] = 1.;
brush.face[1].Scale[1] = 1.;
brush.face[1].Contents = detail;
brush.face[1].Surface = SURF_SKIP;
brush.face[1].Value = 0;
XYZtoV( &v[0],&brush.face[2].v[0] );
XYZtoV( &v[4],&brush.face[2].v[1] );
XYZtoV( &v[5],&brush.face[2].v[2] );
strcpy( brush.face[2].texture,hint );
brush.face[2].Shift[0] = 0.;
brush.face[2].Shift[1] = 0.;
brush.face[2].Rotate = 0.;
brush.face[2].Scale[0] = 1.;
brush.face[2].Scale[1] = 1.;
brush.face[2].Contents = detail;
brush.face[2].Surface = SURF_HINT;
brush.face[2].Value = 0;
XYZtoV( &v[1],&brush.face[3].v[0] );
XYZtoV( &v[5],&brush.face[3].v[1] );
XYZtoV( &v[6],&brush.face[3].v[2] );
strcpy( brush.face[3].texture,hint );
brush.face[3].Shift[0] = 0.;
brush.face[3].Shift[1] = 0.;
brush.face[3].Rotate = 0.;
brush.face[3].Scale[0] = 1.;
brush.face[3].Scale[1] = 1.;
brush.face[3].Contents = detail;
brush.face[3].Surface = SURF_HINT;
brush.face[3].Value = 0;
XYZtoV( &v[2],&brush.face[4].v[0] );
XYZtoV( &v[6],&brush.face[4].v[1] );
XYZtoV( &v[7],&brush.face[4].v[2] );
strcpy( brush.face[4].texture,hint );
brush.face[4].Shift[0] = 0.;
brush.face[4].Shift[1] = 0.;
brush.face[4].Rotate = 0.;
brush.face[4].Scale[0] = 1.;
brush.face[4].Scale[1] = 1.;
brush.face[4].Contents = detail;
brush.face[4].Surface = SURF_HINT;
brush.face[4].Value = 0;
XYZtoV( &v[3],&brush.face[5].v[0] );
XYZtoV( &v[7],&brush.face[5].v[1] );
XYZtoV( &v[4],&brush.face[5].v[2] );
strcpy( brush.face[5].texture,hint );
brush.face[5].Shift[0] = 0.;
brush.face[5].Shift[1] = 0.;
brush.face[5].Rotate = 0.;
brush.face[5].Scale[0] = 1.;
brush.face[5].Scale[1] = 1.;
brush.face[5].Contents = detail;
brush.face[5].Surface = SURF_HINT;
brush.face[5].Value = 0;
MakeBrush( &brush );
N++;
}
}
}
if ( GimpHints ) {
N = 0;
// these brush parameters never change
brush.NumFaces = 5;
for ( i = 0; i < 6; i++ )
{
strcpy( brush.face[i].texture,hint );
brush.face[i].Shift[0] = 0.;
brush.face[i].Shift[1] = 0.;
brush.face[i].Rotate = 0.;
brush.face[i].Scale[0] = 1.;
brush.face[i].Scale[1] = 1.;
brush.face[i].Contents = 0;
brush.face[i].Surface = SURF_HINT;
brush.face[i].Value = 0;
}
for ( i = 0; i < NH; i++ )
{
for ( j = 0; j < NV; j++ )
{
for ( k = 0; k < 2; k++ )
{
if ( k == 0 ) {
if ( ( i + j ) % 2 ) {
VectorCopy( xyz[i ][j ].p, v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p, v[1].p );
VectorCopy( xyz[i + 1][j + 1].p, v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p, v[1].p );
VectorCopy( xyz[i + 1][j ].p, v[2].p );
}
}
else
{
VectorCopy( xyz[i ][j ].p, v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p, v[1].p );
VectorCopy( xyz[i ][j + 1].p, v[2].p );
break;
default:
VectorCopy( xyz[i ][j + 1].p, v[1].p );
VectorCopy( xyz[i + 1][j ].p, v[2].p );
}
}
}
else
{
if ( ( i + j ) % 2 ) {
VectorCopy( xyz[i ][j + 1].p,v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i ][j ].p,v[1].p );
VectorCopy( xyz[i + 1][j + 1].p,v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p,v[1].p );
VectorCopy( xyz[i ][j ].p,v[2].p );
}
}
else
{
VectorCopy( xyz[i ][j + 1].p,v[0].p );
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
VectorCopy( xyz[i + 1][j ].p,v[1].p );
VectorCopy( xyz[i + 1][j + 1].p,v[2].p );
break;
default:
VectorCopy( xyz[i + 1][j + 1].p,v[1].p );
VectorCopy( xyz[i + 1][j ].p,v[2].p );
}
}
}
VectorCopy( v[0].p,v[3].p );
VectorCopy( v[1].p,v[4].p );
VectorCopy( v[2].p,v[5].p );
switch ( Plane )
{
case PLANE_XY0:
v[0].p[2] += HINT_OFFSET;
v[1].p[2] += HINT_OFFSET;
v[2].p[2] += HINT_OFFSET;
// v[3].p[2] = backface;
// v[4].p[2] = backface;
// v[5].p[2] = backface;
break;
case PLANE_XY1:
v[0].p[2] -= HINT_OFFSET;
v[1].p[2] -= HINT_OFFSET;
v[2].p[2] -= HINT_OFFSET;
// v[3].p[2] = backface;
// v[4].p[2] = backface;
// v[5].p[2] = backface;
break;
case PLANE_XZ0:
// v[0].p[1] = backface;
// v[1].p[1] = backface;
// v[2].p[1] = backface;
v[3].p[1] += HINT_OFFSET;
v[4].p[1] += HINT_OFFSET;
v[5].p[1] += HINT_OFFSET;
break;
case PLANE_XZ1:
// v[0].p[1] = backface;
// v[1].p[1] = backface;
// v[2].p[1] = backface;
v[3].p[1] -= HINT_OFFSET;
v[4].p[1] -= HINT_OFFSET;
v[5].p[1] -= HINT_OFFSET;
break;
case PLANE_YZ0:
v[0].p[0] += HINT_OFFSET;
v[1].p[0] += HINT_OFFSET;
v[2].p[0] += HINT_OFFSET;
// v[3].p[0] = backface;
// v[4].p[0] = backface;
// v[5].p[0] = backface;
break;
case PLANE_YZ1:
v[0].p[0] -= HINT_OFFSET;
v[1].p[0] -= HINT_OFFSET;
v[2].p[0] -= HINT_OFFSET;
// v[3].p[0] = backface;
// v[4].p[0] = backface;
// v[5].p[0] = backface;
break;
}
brush.Number = N;
XYZtoV( &v[0],&brush.face[0].v[0] );
XYZtoV( &v[3],&brush.face[0].v[1] );
XYZtoV( &v[4],&brush.face[0].v[2] );
XYZtoV( &v[1],&brush.face[1].v[0] );
XYZtoV( &v[4],&brush.face[1].v[1] );
XYZtoV( &v[5],&brush.face[1].v[2] );
XYZtoV( &v[2],&brush.face[2].v[0] );
XYZtoV( &v[5],&brush.face[2].v[1] );
XYZtoV( &v[3],&brush.face[2].v[2] );
XYZtoV( &v[3],&brush.face[3].v[0] );
XYZtoV( &v[5],&brush.face[3].v[1] );
XYZtoV( &v[4],&brush.face[3].v[2] );
XYZtoV( &v[0],&brush.face[4].v[0] );
XYZtoV( &v[1],&brush.face[4].v[1] );
XYZtoV( &v[2],&brush.face[4].v[2] );
MakeBrush( &brush );
N++;
}
}
}
} // endif AddHints==1
CloseFuncGroup();
}
} // end MapBrushes
//=============================================================
void GenerateMap(){
extern void MapOut( int,int,NODE *,TRI * );
extern bool SingleBrushSelected;
int ntri;
if ( !ValidSurface() ) {
return;
}
/*
ghCursorCurrent = LoadCursor(NULL,IDC_WAIT);
SetCursor(ghCursorCurrent);
*/
if ( SingleBrushSelected ) {
g_FuncTable.m_pfnDeleteSelection();
}
GenerateXYZ();
ntri = NH * NV * 2;
if ( Game == QUAKE3 && UsePatches != 0 ) {
MapPatches();
}
if ( Decimate > 0 && ( Game != QUAKE3 || UsePatches == 0 ) ) {
MapOut( gNumNodes,gNumTris,gNode,gTri );
/*
ghCursorCurrent = ghCursorDefault;
SetCursor(ghCursorCurrent);
*/
return;
}
contents = 0;
// HL doesn't have detail property
if ( ( Game != HALFLIFE ) && UseDetail ) {
contents += CONTENTS_DETAIL;
}
// HL and Q3 don't have ladder property
if ( ( Game != HALFLIFE && Game != QUAKE3 ) && UseLadder ) {
contents += CONTENTS_LADDER;
}
// Genesis requires solid property to be set explicitly
if ( Game == GENESIS3D ) {
contents |= CONTENTS_SOLID;
}
// Heretic 2 uses different sounds (in surface props) for different texture types
if ( Game == HERETIC2 ) {
surface[0] = GetDefSurfaceProps( Texture[Game][0] );
surface[1] = GetDefSurfaceProps( Texture[Game][1] );
surface[2] = GetDefSurfaceProps( Texture[Game][2] );
}
else
{
surface[0] = 0;
surface[1] = 0;
surface[2] = 0;
}
if ( Game != QUAKE3 || UsePatches == 0 ) {
MapBrushes();
}
/*
ghCursorCurrent = ghCursorDefault;
SetCursor(ghCursorCurrent);
*/
}
//=============================================================
void GenerateXYZ(){
extern void MakeDecimatedMap( int *, int *, NODE * *, TRI * * );
double zl, zu;
double wh, wv;
int NHalfcycles;
double a,v,h,ha,va;
double delta, dr, rate;
double range, maxrange;
double r;
int i, j, k, N;
int i0, i1, j0, j1;
int ii, jj;
// FILE *f;
// char CSV[64];
if ( !ValidSurface() ) {
return;
}
srand( 1 );
srand( RandomSeed );
dh = ( Hur - Hll ) / NH;
dv = ( Vur - Vll ) / NV;
// H & V
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xyz[i][j].p[0] = Hll + i * dh;
xyz[i][j].p[2] = Vll + j * dv;
break;
case PLANE_YZ0:
case PLANE_YZ1:
xyz[i][j].p[1] = Hll + i * dh;
xyz[i][j].p[2] = Vll + j * dv;
break;
default:
xyz[i][j].p[0] = Hll + i * dh;
xyz[i][j].p[1] = Vll + j * dv;
}
}
}
if ( WaveType == WAVE_BITMAP ) {
GenerateBitmapMapping();
}
/*
else if(WaveType == WAVE_FORMULA)
DoFormula();
*/
else
{
// Initialize Z values using bilinear interpolation
for ( i = 0; i <= NH; i++ )
{
zl = Z00 + i * ( Z10 - Z00 ) / NH;
zu = Z01 + i * ( Z11 - Z01 ) / NH;
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
for ( j = 0; j <= NV; j++ )
xyz[i][j].p[1] = zl + j * ( zu - zl ) / NV;
break;
case PLANE_YZ0:
case PLANE_YZ1:
for ( j = 0; j <= NV; j++ )
xyz[i][j].p[0] = zl + j * ( zu - zl ) / NV;
break;
default:
for ( j = 0; j <= NV; j++ )
xyz[i][j].p[2] = zl + j * ( zu - zl ) / NV;
}
}
}
switch ( WaveType )
{
case WAVE_COS_SIN:
if ( FixBorders ) {
NHalfcycles = (int)( ( Hur - Hll ) / ( WaveLength / 2. ) );
NHalfcycles = max( NHalfcycles,1 );
wh = 2. * ( Hur - Hll ) / NHalfcycles;
NHalfcycles = (int)( ( Vur - Vll ) / ( WaveLength / 2. ) );
wv = 2. * ( Vur - Vll ) / NHalfcycles;
NHalfcycles = max( NHalfcycles,1 );
i0 = 1;
i1 = NH - 1;
j0 = 1;
j1 = NV - 1;
}
else
{
wh = WaveLength;
wv = WaveLength;
i0 = 0;
i1 = NH;
j0 = 0;
j1 = NV;
}
for ( i = i0; i <= i1; i++ )
{
h = Hll + i * dh;
ha = ( ( h - Hll ) / wh ) * 2. * PI - PI / 2.;
for ( j = j0; j <= j1; j++ )
{
v = Vll + j * dv;
va = ( ( v - Vll ) / wv ) * 2. * PI;
a = Amplitude * cos( ha ) * sin( va );
switch ( Plane )
{
case PLANE_XY1:
xyz[i][j].p[2] -= a;
break;
case PLANE_XZ0:
xyz[i][j].p[1] += a;
break;
case PLANE_XZ1:
xyz[i][j].p[1] -= a;
break;
case PLANE_YZ0:
xyz[i][j].p[0] += a;
break;
case PLANE_YZ1:
xyz[i][j].p[0] -= a;
break;
default:
xyz[i][j].p[2] += a;
}
}
}
break;
case WAVE_HCYLINDER:
for ( i = 0; i <= NH; i++ )
{
h = Hll + i * dh;
ha = ( ( h - Hll ) / WaveLength ) * 2. * PI - PI / 2.;
for ( j = 0; j <= NV; j++ )
{
a = Amplitude * cos( ha );
switch ( Plane )
{
case PLANE_XY1:
xyz[i][j].p[2] -= a;
break;
case PLANE_XZ0:
xyz[i][j].p[1] += a;
break;
case PLANE_XZ1:
xyz[i][j].p[1] -= a;
break;
case PLANE_YZ0:
xyz[i][j].p[0] += a;
break;
case PLANE_YZ1:
xyz[i][j].p[0] -= a;
break;
default:
xyz[i][j].p[2] += a;
}
}
}
break;
case WAVE_VCYLINDER:
for ( i = 0; i <= NH; i++ )
{
h = Hll + i * dh;
for ( j = 0; j <= NV; j++ )
{
v = Vll + j * dv;
va = ( ( v - Vll ) / WaveLength ) * 2. * PI;
a = Amplitude * sin( va );
switch ( Plane )
{
case PLANE_XY1:
xyz[i][j].p[2] -= a;
break;
case PLANE_XZ0:
xyz[i][j].p[1] += a;
break;
case PLANE_XZ1:
xyz[i][j].p[1] -= a;
break;
case PLANE_YZ0:
xyz[i][j].p[0] += a;
break;
case PLANE_YZ1:
xyz[i][j].p[0] -= a;
break;
default:
xyz[i][j].p[2] += a;
}
}
}
break;
case WAVE_ROUGH_ONLY:
PlasmaCloud();
break;
}
if ( WaveType != WAVE_ROUGH_ONLY ) {
// Fixed values
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( xyz[i][j].fixed ) {
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xyz[i][j].p[1] = xyz[i][j].fixed_value;
break;
case PLANE_YZ0:
case PLANE_YZ1:
xyz[i][j].p[0] = xyz[i][j].fixed_value;
break;
default:
xyz[i][j].p[2] = xyz[i][j].fixed_value;
}
if ( xyz[i][j].range > 0 ) {
maxrange = pow( xyz[i][j].range,2 ); // so we don't have to do sqrt's
i0 = i - (int)( floor( xyz[i][j].range / dh - 0.5 ) + 1 );
i1 = i + i - i0;
j0 = j - (int)( floor( xyz[i][j].range / dv - 0.5 ) + 1 );
j1 = j + j - j0;
if ( FixBorders ) {
i0 = max( i0,1 );
i1 = min( i1,NH - 1 );
j0 = max( j0,1 );
j1 = min( j1,NV - 1 );
}
else
{
i0 = max( i0,0 );
i1 = min( i1,NH );
j0 = max( j0,0 );
j1 = min( j1,NV );
}
for ( ii = i0; ii <= i1; ii++ )
{
for ( jj = j0; jj <= j1; jj++ )
{
if ( ii == i && jj == j ) {
continue;
}
range = pow( dh * ( i - ii ), 2 ) + pow( dv * ( j - jj ), 2 );
if ( range > maxrange ) {
continue;
}
dr = sqrt( range / maxrange );
rate = max( -30.,min( xyz[i][j].rate,30. ) );
if ( rate < -1. ) {
delta = pow( ( 1. - dr ),-rate + 1. );
}
else if ( rate < 0. ) {
delta = ( 1 + rate ) * 0.5 * ( cos( dr * PI ) + 1.0 ) -
rate*pow( ( 1. - dr ),2 );
}
else if ( rate == 0. ) {
delta = 0.5 * ( cos( dr * PI ) + 1.0 );
}
else if ( rate <= 1. ) {
delta = ( 1. - rate ) * 0.5 * ( cos( dr * PI ) + 1.0 ) +
rate * ( 1. - pow( dr,2 ) );
}
else
{
delta = 1. - pow( dr,rate + 1 );
}
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xyz[ii][jj].p[1] += ( xyz[i][j].p[1] - xyz[ii][jj].p[1] ) * delta;
break;
case PLANE_YZ0:
case PLANE_YZ1:
xyz[ii][jj].p[0] += ( xyz[i][j].p[0] - xyz[ii][jj].p[0] ) * delta;
break;
default:
xyz[ii][jj].p[2] += ( xyz[i][j].p[2] - xyz[ii][jj].p[2] ) * delta;
}
}
}
}
}
}
}
}
if ( ( Roughness > 0. ) && ( WaveType != WAVE_ROUGH_ONLY ) ) {
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( CanEdit( i,j ) && !xyz[i][j].fixed ) {
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xyz[i][j].p[1] += -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX );
break;
case PLANE_YZ0:
case PLANE_YZ1:
xyz[i][j].p[0] += -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX );
break;
default:
xyz[i][j].p[2] += -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX );
}
}
else{
r = rand(); // We still get a random number, so that fixing points
}
// doesn't change the sequence.
}
}
}
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
for ( k = 0; k < 3; k++ )
{
xyz[i][j].p[k] = Nearest( xyz[i][j].p[k],2.0 );
}
}
}
// Find minima and maxima
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xmin = Hll;
xmax = Hur;
zmin = Vll;
zmax = Vur;
ymin = xyz[0][0].p[1];
ymax = ymin;
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
ymin = min( ymin,xyz[i][j].p[1] );
ymax = max( ymax,xyz[i][j].p[1] );
}
}
break;
case PLANE_YZ0:
case PLANE_YZ1:
ymin = Hll;
ymax = Hur;
zmin = Vll;
zmax = Vur;
xmin = xyz[0][0].p[0];
xmax = ymin;
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
xmin = min( xmin,xyz[i][j].p[0] );
xmax = max( xmax,xyz[i][j].p[0] );
}
}
break;
break;
default:
xmin = Hll;
xmax = Hur;
ymin = Vll;
ymax = Vur;
zmin = xyz[0][0].p[2];
zmax = zmin;
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
zmin = min( zmin,xyz[i][j].p[2] );
zmax = max( zmax,xyz[i][j].p[2] );
}
}
}
xmin = Nearest( xmin,2. );
xmax = Nearest( xmax,2. );
ymin = Nearest( ymin,2. );
ymax = Nearest( ymax,2. );
zmin = Nearest( zmin,2. );
zmax = Nearest( zmax,2. );
switch ( Plane )
{
case PLANE_XY1:
backface = AtLeast( zmax + 32.,32. );
break;
case PLANE_XZ0:
backface = NoMoreThan( ymin - 32.,32. );
break;
case PLANE_XZ1:
backface = AtLeast( ymax + 32.,32. );
break;
case PLANE_YZ0:
backface = NoMoreThan( xmin - 32.,32. );
break;
case PLANE_YZ1:
backface = AtLeast( xmax + 32.,32. );
break;
default:
backface = NoMoreThan( zmin - 32.,32. );
}
if ( gNode ) {
free( gNode );
free( gTri );
gNode = (NODE *)NULL;
gTri = (TRI *)NULL;
}
if ( Decimate > 0 && ( Game != QUAKE3 || UsePatches == 0 ) ) {
MakeDecimatedMap( &gNumNodes,&gNumTris,&gNode,&gTri );
}
else
{
gNumNodes = ( NH + 1 ) * ( NV + 1 );
gNumTris = NH * NV * 2;
gNode = (NODE *) malloc( gNumNodes * sizeof( NODE ) );
gTri = (TRI *) malloc( gNumTris * sizeof( TRI ) );
for ( i = 0,N = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++, N++ )
{
gNode[N].used = 1;
gNode[N].p[0] = (float)xyz[i][j].p[0];
gNode[N].p[1] = (float)xyz[i][j].p[1];
gNode[N].p[2] = (float)xyz[i][j].p[2];
}
}
for ( i = 0; i < NH; i++ )
{
for ( j = 0; j < NV; j++ )
{
k = i * NV * 2 + j * 2;
if ( ( i + j ) % 2 ) {
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
gTri[k ].v[0] = i * ( NV + 1 ) + j;
gTri[k ].v[1] = ( i + 1 ) * ( NV + 1 ) + j + 1;
gTri[k ].v[2] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k + 1].v[0] = i * ( NV + 1 ) + j;
gTri[k + 1].v[1] = i * ( NV + 1 ) + j + 1;
gTri[k + 1].v[2] = ( i + 1 ) * ( NV + 1 ) + j + 1;
break;
default:
gTri[k ].v[0] = i * ( NV + 1 ) + j;
gTri[k ].v[1] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k ].v[2] = ( i + 1 ) * ( NV + 1 ) + j + 1;
gTri[k + 1].v[0] = i * ( NV + 1 ) + j;
gTri[k + 1].v[1] = ( i + 1 ) * ( NV + 1 ) + j + 1;
gTri[k + 1].v[2] = i * ( NV + 1 ) + j + 1;
}
}
else
{
switch ( Plane )
{
case PLANE_XY1:
case PLANE_XZ1:
case PLANE_YZ1:
gTri[k ].v[0] = i * ( NV + 1 ) + j;
gTri[k ].v[1] = i * ( NV + 1 ) + j + 1;
gTri[k ].v[2] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k + 1].v[0] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k + 1].v[1] = i * ( NV + 1 ) + j + 1;
gTri[k + 1].v[2] = ( i + 1 ) * ( NV + 1 ) + j + 1;
break;
default:
gTri[k ].v[0] = i * ( NV + 1 ) + j;
gTri[k ].v[1] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k ].v[2] = i * ( NV + 1 ) + j + 1;
gTri[k + 1].v[0] = ( i + 1 ) * ( NV + 1 ) + j;
gTri[k + 1].v[1] = ( i + 1 ) * ( NV + 1 ) + j + 1;
gTri[k + 1].v[2] = i * ( NV + 1 ) + j + 1;
}
}
}
}
}
/*
sprintf(CSV,"csv%03d.csv",Decimate);
f = fopen(CSV,"w");
for(i=0; i<gNumNodes; i++)
{
if(gNode[i].used)
fprintf(f,"%g,%g,%g\n",gNode[i].p[0],gNode[i].p[1],gNode[i].p[2]);
}
fclose(f);
*/
for ( i = 0; i < gNumTris; i++ )
PlaneFromPoints( gNode[gTri[i].v[0]].p,
gNode[gTri[i].v[1]].p,
gNode[gTri[i].v[2]].p,
&gTri[i].plane );
// Hydra: snap-to-grid begin
if ( SnapToGrid > 0 ) {
for ( i = 0; i < NH; i++ )
{
for ( j = 0; j < NV; j++ )
{
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
xyz[i][j].p[1] = CalculateSnapValue( xyz[i][j].p[1] );
break;
case PLANE_YZ0:
case PLANE_YZ1:
xyz[i][j].p[0] = CalculateSnapValue( xyz[i][j].p[0] );
break;
default:
xyz[i][j].p[2] = CalculateSnapValue( xyz[i][j].p[2] );
}
}
}
}
// Hydra: snap-to-grid end
}
//=============================================================
double Nearest( double x, double dx ){
double xx;
xx = (double)( floor( x / dx - 0.5 ) + 1. ) * dx;
if ( fabs( xx ) < dx / 2 ) {
xx = 0.;
}
return xx;
}
//=============================================================
double NoMoreThan( double x, double dx ){
double xx;
xx = (double)( floor( x / dx - 0.5 ) + 1. ) * dx;
if ( xx > x ) {
xx -= dx;
}
return xx;
}
//=============================================================
double AtLeast( double x, double dx ){
double xx;
xx = (double)( floor( x / dx - 0.5 ) + 1. ) * dx;
if ( xx < x ) {
xx += dx;
}
return xx;
}
//=============================================================
double LessThan( double x,double dx ){
double xx;
xx = (double)( floor( x / dx - 0.5 ) + 1. ) * dx;
if ( xx >= x ) {
xx -= dx;
}
return xx;
}
//=============================================================
double MoreThan( double x,double dx ){
double xx;
xx = (double)( floor( x / dx - 0.5 ) + 1. ) * dx;
while ( xx <= x )
xx += dx;
return xx;
}
//=============================================================
void SubdividePlasma( int i0,int j0,int i1,int j1 ){
int i, j;
double z1, z2;
double r; // NOTE: This is used to keep the random number sequence the same
// when we fix a point. If we did NOT do this, then simply
// fixing a point at its current value would change the entire
// surface.
i = ( i0 + i1 ) / 2;
j = ( j0 + j1 ) / 2;
if ( i1 > i0 + 1 ) {
if ( !xyz[i][j0].done ) {
xyz[i][j0].pp[2] = xyz[i0][j0].pp[2] +
( xyz[i1][j0].pp[2] - xyz[i0][j0].pp[2] ) * (double)( i - i0 ) / (double)( i1 - i0 ) +
( (double)( i - i0 ) ) * ( -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX ) );
xyz[i][j0].done = 1;
}
else{
r = rand();
}
if ( ( j1 > j0 ) && ( !xyz[i][j1].done ) ) {
xyz[i][j1].pp[2] = xyz[i0][j1].pp[2] +
( xyz[i1][j1].pp[2] - xyz[i0][j1].pp[2] ) * (double)( i - i0 ) / (double)( i1 - i0 ) +
( (double)( i - i0 ) ) * ( -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX ) );
xyz[i][j1].done = 1;
}
else{
r = rand();
}
}
if ( j1 > j0 + 1 ) {
if ( !xyz[i0][j].done ) {
xyz[i0][j].pp[2] = xyz[i0][j0].pp[2] +
( xyz[i0][j1].pp[2] - xyz[i0][j0].pp[2] ) * (double)( j - j0 ) / (double)( j1 - j0 ) +
( (double)( j - j0 ) ) * ( -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX ) );
xyz[i0][j].done = 1;
}
else{
r = rand();
}
if ( ( i1 > i0 ) && ( !xyz[i1][j].done ) ) {
xyz[i1][j].pp[2] = xyz[i1][j0].pp[2] +
( xyz[i1][j1].pp[2] - xyz[i1][j0].pp[2] ) * (double)( j - j0 ) / (double)( j1 - j0 ) +
( (double)( j - j0 ) ) * ( -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX ) );
xyz[i1][j].done = 1;
}
else{
r = rand();
}
}
if ( ( i1 > i0 + 1 ) && ( j1 > j0 + 1 ) ) {
if ( !xyz[i][j].done ) {
z1 = xyz[i0][j].pp[2] +
( xyz[i1][j].pp[2] - xyz[i0][j].pp[2] ) * (double)( i - i0 ) / (double)( i1 - i0 );
z2 = xyz[i][j0].pp[2] +
( xyz[i][j1].pp[2] - xyz[i][j0].pp[2] ) * (double)( j - j0 ) / (double)( j1 - j0 );
xyz[i][j].pp[2] = ( z1 + z2 ) / 2. +
( (double)( i - i0 ) ) * ( -Roughness / 2. + Roughness * ( (double)rand() / (double)RAND_MAX ) );
xyz[i][j].done = 1;
}
else{
r = rand();
}
}
if ( i > i0 + 1 || j > j0 + 1 ) {
SubdividePlasma( i0,j0,i,j );
}
if ( i1 > i + 1 || j > j0 + 1 ) {
SubdividePlasma( i,j0,i1,j );
}
if ( i > i0 + 1 || j1 > j0 + 1 ) {
SubdividePlasma( i0,j,i,j1 );
}
if ( i1 > i + 1 || j1 > j0 + 1 ) {
SubdividePlasma( i,j,i1,j1 );
}
}
//==================================================================================
void PlasmaCloud(){
int i, j;
/* use pp[2] values until done to avoid messing with a bunch of
switch statements */
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( FixedPoint( i,j ) ) {
xyz[i][j].done = 1;
}
else{
xyz[i][j].done = 0;
}
}
}
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( xyz[i][j].fixed ) {
xyz[i][j].pp[2] = xyz[i][j].fixed_value;
}
else{
xyz[i][j].pp[2] = xyz[i][j].p[1];
}
}
}
break;
case PLANE_YZ0:
case PLANE_YZ1:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( xyz[i][j].fixed ) {
xyz[i][j].pp[2] = xyz[i][j].fixed_value;
}
else{
xyz[i][j].pp[2] = xyz[i][j].p[0];
}
}
}
break;
default:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
if ( xyz[i][j].fixed ) {
xyz[i][j].pp[2] = xyz[i][j].fixed_value;
}
else{
xyz[i][j].pp[2] = xyz[i][j].p[2];
}
}
}
break;
}
SubdividePlasma( 0,0,NH,NV );
switch ( Plane )
{
case PLANE_XZ0:
case PLANE_XZ1:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
xyz[i][j].p[1] = xyz[i][j].pp[2];
}
}
break;
case PLANE_YZ0:
case PLANE_YZ1:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
xyz[i][j].p[0] = xyz[i][j].pp[2];
}
}
break;
default:
for ( i = 0; i <= NH; i++ )
{
for ( j = 0; j <= NV; j++ )
{
xyz[i][j].p[2] = xyz[i][j].pp[2];
}
}
break;
}
}
//===========================================================================
bool FixedPoint( int i, int j ){
if ( xyz[i][j].fixed ) {
return TRUE;
}
return !CanEdit( i,j );
}
//===========================================================================
bool CanEdit( int i, int j ){
if ( FixBorders && ( ( WaveType == WAVE_COS_SIN ) || ( WaveType == WAVE_ROUGH_ONLY ) ) ) {
if ( i == 0 ) {
return FALSE;
}
if ( i == NH ) {
return FALSE;
}
if ( j == 0 ) {
return FALSE;
}
if ( j == NV ) {
return FALSE;
}
}
if ( i == 0 && j == 0 ) {
return FALSE;
}
if ( i == NH && j == 0 ) {
return FALSE;
}
if ( i == 0 && j == NV ) {
return FALSE;
}
if ( i == NH && j == NV ) {
return FALSE;
}
return TRUE;
}
/*============================================================================
TriangleFromPoint
Determines which triangle in the gTri array bounds the input point. Doesn't
do anything special with border points.
*/
int TriangleFromPoint( double x, double y ){
int j, tri;
if ( !gTri ) {
return -1;
}
for ( j = 0, tri = -1; j < gNumTris && tri == -1; j++ )
{
if ( side( x,y,
gNode[gTri[j].v[0]].p[0],gNode[gTri[j].v[0]].p[1],
gNode[gTri[j].v[1]].p[0],gNode[gTri[j].v[1]].p[1] ) < 0. ) {
continue;
}
if ( side( x,y,
gNode[gTri[j].v[1]].p[0],gNode[gTri[j].v[1]].p[1],
gNode[gTri[j].v[2]].p[0],gNode[gTri[j].v[2]].p[1] ) < 0. ) {
continue;
}
if ( side( x,y,
gNode[gTri[j].v[2]].p[0],gNode[gTri[j].v[2]].p[1],
gNode[gTri[j].v[0]].p[0],gNode[gTri[j].v[0]].p[1] ) < 0. ) {
continue;
}
tri = j;
}
return tri;
}
/*============================================================================
PlayerStartZ
Determines minimum height to place the player start such that he doesn't
intersect any surface brushes.
*/
int PlayerStartZ( double x, double y ){
int k,t[5];
double z, zt;
if ( !gTri ) {
return (int)zmax;
}
t[0] = TriangleFromPoint( x,y );
t[1] = TriangleFromPoint( x + PlayerBox[Game].x[0],y + PlayerBox[Game].y[0] );
t[2] = TriangleFromPoint( x + PlayerBox[Game].x[0],y + PlayerBox[Game].y[1] );
t[3] = TriangleFromPoint( x + PlayerBox[Game].x[1],y + PlayerBox[Game].y[0] );
t[4] = TriangleFromPoint( x + PlayerBox[Game].x[1],y + PlayerBox[Game].y[1] );
z = zmin;
for ( k = 0; k < 5; k++ )
{
zt = ( gTri[t[k]].plane.dist -
gTri[t[k]].plane.normal[0] * x -
gTri[t[k]].plane.normal[1] * y ) /
gTri[t[k]].plane.normal[2];
z = max( z,zt );
}
return (int)( AtLeast( z,2. ) - PlayerBox[Game].z[0] );
}
//=============================================================
void XYZtoV( XYZ *xyz, vec3 *v ){
v[0][0] = (vec)Nearest( xyz->p[0],2. );
v[0][1] = (vec)Nearest( xyz->p[1],2. );
v[0][2] = (vec)Nearest( xyz->p[2],2. );
}
//=============================================================
void MakePatch( patchMesh_t *p ){
int ret;
char shadername[64 + 9];
ret = g_FuncTable.m_pfnCreatePatchHandle();
// strcpy(shadername, "textures/");
// strcpy(shadername+9, Texture[Game][0]);
strcpy( shadername, Texture[Game][0] );
g_FuncTable.m_pfnCommitPatchHandleToMap( ret,p,shadername );
g_FuncTable.m_pfnReleasePatchHandles();
}
//=============================================================
void MakeBrush( BRUSH *brush ){
LPVOID vp;
int i;
_QERFaceData QERFaceData;
if ( g_FuncTable.m_pfnCreateBrushHandle == NULL ) {
g_FuncTable.m_pfnMessageBox( g_pRadiantWnd,"m_pfnCreateBrushHandle==NULL","Aw damn",0, NULL );
return;
}
vp = ( g_FuncTable.m_pfnCreateBrushHandle )();
if ( !vp ) {
return;
}
for ( i = 0; i < brush->NumFaces; i++ )
{
if ( !strncmp( brush->face[i].texture, "textures/", 9 ) ) {
strcpy( QERFaceData.m_TextureName,brush->face[i].texture );
}
else
{
strcpy( QERFaceData.m_TextureName,"textures/" );
strcpy( QERFaceData.m_TextureName + 9,brush->face[i].texture );
}
QERFaceData.m_nContents = brush->face[i].Contents;
QERFaceData.m_nFlags = brush->face[i].Surface;
QERFaceData.m_nValue = brush->face[i].Value;
QERFaceData.m_fShift[0] = brush->face[i].Shift[0];
QERFaceData.m_fShift[1] = brush->face[i].Shift[1];
QERFaceData.m_fRotate = brush->face[i].Rotate;
QERFaceData.m_fScale[0] = brush->face[i].Scale[0];
QERFaceData.m_fScale[1] = brush->face[i].Scale[1];
QERFaceData.m_v1[0] = brush->face[i].v[0][0];
QERFaceData.m_v1[1] = brush->face[i].v[0][1];
QERFaceData.m_v1[2] = brush->face[i].v[0][2];
QERFaceData.m_v2[0] = brush->face[i].v[1][0];
QERFaceData.m_v2[1] = brush->face[i].v[1][1];
QERFaceData.m_v2[2] = brush->face[i].v[1][2];
QERFaceData.m_v3[0] = brush->face[i].v[2][0];
QERFaceData.m_v3[1] = brush->face[i].v[2][1];
QERFaceData.m_v3[2] = brush->face[i].v[2][2];
QERFaceData.m_bBPrimit = false;
( g_FuncTable.m_pfnAddFaceData )( vp,&QERFaceData );
}
if ( g_FuncTable.m_pfnCommitBrushHandle != NULL ) {
if ( h_func_group ) {
g_FuncTable.m_pfnCommitBrushHandleToEntity( vp,h_func_group );
}
else{
g_FuncTable.m_pfnCommitBrushHandle( vp );
}
}
}
//=============================================================
void OpenFuncGroup(){
if ( g_FuncTable.m_pfnAllocateEpair != NULL ) {
epair_t *ep;
h_func_group = g_FuncTable.m_pfnCreateEntityHandle();
ep = g_EntityTable.m_pfnAllocateEpair( "classname","func_group" );
g_EntityTable.m_pfnSetEntityKeyValList( (entity_t *)h_func_group,ep );
if ( AddTerrainKey ) { // ^Fishman - Add terrain key to func_group.
epair_t *ep2;
terrainkey = g_FuncTable.m_pfnCreateEntityHandle();
ep2 = g_EntityTable.m_pfnAllocateEpair( "terrain","1" );
ep->next = ep2;
g_EntityTable.m_pfnSetEntityKeyValList( (entity_t *)h_func_group,ep );
}
}
else{
h_func_group = NULL;
}
}
//=============================================================
void CloseFuncGroup(){
if ( h_func_group ) {
g_FuncTable.m_pfnCommitEntityHandleToMap( h_func_group );
}
if ( g_FuncTable.m_pfnSysUpdateWindows != NULL ) {
g_FuncTable.m_pfnSysUpdateWindows( W_ALL );
}
}
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