+
+/* minimap stuff */
+
+typedef struct minimap_s
+{
+ bspModel_t *model;
+ int width;
+ int height;
+ int samples;
+ float *sample_offsets;
+ float sharpen_boxmult;
+ float sharpen_centermult;
+ float boost, brightness, contrast;
+ float *data1f;
+ float *sharpendata1f;
+ vec3_t mins, size;
+}
+minimap_t;
+static minimap_t minimap;
+
+qboolean BrushIntersectionWithLine( bspBrush_t *brush, vec3_t start, vec3_t dir, float *t_in, float *t_out ){
+ int i;
+ qboolean in = qfalse, out = qfalse;
+ bspBrushSide_t *sides = &bspBrushSides[brush->firstSide];
+
+ for ( i = 0; i < brush->numSides; ++i )
+ {
+ bspPlane_t *p = &bspPlanes[sides[i].planeNum];
+ float sn = DotProduct( start, p->normal );
+ float dn = DotProduct( dir, p->normal );
+ if ( dn == 0 ) {
+ if ( sn > p->dist ) {
+ return qfalse; // outside!
+ }
+ }
+ else
+ {
+ float t = ( p->dist - sn ) / dn;
+ if ( dn < 0 ) {
+ if ( !in || t > *t_in ) {
+ *t_in = t;
+ in = qtrue;
+ // as t_in can only increase, and t_out can only decrease, early out
+ if ( out && *t_in >= *t_out ) {
+ return qfalse;
+ }
+ }
+ }
+ else
+ {
+ if ( !out || t < *t_out ) {
+ *t_out = t;
+ out = qtrue;
+ // as t_in can only increase, and t_out can only decrease, early out
+ if ( in && *t_in >= *t_out ) {
+ return qfalse;
+ }
+ }
+ }
+ }
+ }
+ return in && out;
+}
+
+static float MiniMapSample( float x, float y ){
+ vec3_t org, dir;
+ int i, bi;
+ float t0, t1;
+ float samp;
+ bspBrush_t *b;
+ bspBrushSide_t *s;
+ int cnt;
+
+ org[0] = x;
+ org[1] = y;
+ org[2] = 0;
+ dir[0] = 0;
+ dir[1] = 0;
+ dir[2] = 1;
+
+ cnt = 0;
+ samp = 0;
+ for ( i = 0; i < minimap.model->numBSPBrushes; ++i )
+ {
+ bi = minimap.model->firstBSPBrush + i;
+ if ( opaqueBrushes[bi >> 3] & ( 1 << ( bi & 7 ) ) ) {
+ b = &bspBrushes[bi];
+
+ // sort out mins/maxs of the brush
+ s = &bspBrushSides[b->firstSide];
+ if ( x < -bspPlanes[s[0].planeNum].dist ) {
+ continue;
+ }
+ if ( x > +bspPlanes[s[1].planeNum].dist ) {
+ continue;
+ }
+ if ( y < -bspPlanes[s[2].planeNum].dist ) {
+ continue;
+ }
+ if ( y > +bspPlanes[s[3].planeNum].dist ) {
+ continue;
+ }
+
+ if ( BrushIntersectionWithLine( b, org, dir, &t0, &t1 ) ) {
+ samp += t1 - t0;
+ ++cnt;
+ }
+ }
+ }
+
+ return samp;
+}
+
+void RandomVector2f( float v[2] ){
+ do
+ {
+ v[0] = 2 * Random() - 1;
+ v[1] = 2 * Random() - 1;
+ }
+ while ( v[0] * v[0] + v[1] * v[1] > 1 );
+}
+
+static void MiniMapRandomlySupersampled( int y ){
+ int x, i;
+ float *p = &minimap.data1f[y * minimap.width];
+ float ymin = minimap.mins[1] + minimap.size[1] * ( y / (float) minimap.height );
+ float dx = minimap.size[0] / (float) minimap.width;
+ float dy = minimap.size[1] / (float) minimap.height;
+ float uv[2];
+ float thisval;
+
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ float xmin = minimap.mins[0] + minimap.size[0] * ( x / (float) minimap.width );
+ float val = 0;
+
+ for ( i = 0; i < minimap.samples; ++i )
+ {
+ RandomVector2f( uv );
+ thisval = MiniMapSample(
+ xmin + ( uv[0] + 0.5 ) * dx, /* exaggerated random pattern for better results */
+ ymin + ( uv[1] + 0.5 ) * dy /* exaggerated random pattern for better results */
+ );
+ val += thisval;
+ }
+ val /= minimap.samples * minimap.size[2];
+ *p++ = val;
+ }
+}
+
+static void MiniMapSupersampled( int y ){
+ int x, i;
+ float *p = &minimap.data1f[y * minimap.width];
+ float ymin = minimap.mins[1] + minimap.size[1] * ( y / (float) minimap.height );
+ float dx = minimap.size[0] / (float) minimap.width;
+ float dy = minimap.size[1] / (float) minimap.height;
+
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ float xmin = minimap.mins[0] + minimap.size[0] * ( x / (float) minimap.width );
+ float val = 0;
+
+ for ( i = 0; i < minimap.samples; ++i )
+ {
+ float thisval = MiniMapSample(
+ xmin + minimap.sample_offsets[2 * i + 0] * dx,
+ ymin + minimap.sample_offsets[2 * i + 1] * dy
+ );
+ val += thisval;
+ }
+ val /= minimap.samples * minimap.size[2];
+ *p++ = val;
+ }
+}
+
+static void MiniMapNoSupersampling( int y ){
+ int x;
+ float *p = &minimap.data1f[y * minimap.width];
+ float ymin = minimap.mins[1] + minimap.size[1] * ( ( y + 0.5 ) / (float) minimap.height );
+
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ float xmin = minimap.mins[0] + minimap.size[0] * ( ( x + 0.5 ) / (float) minimap.width );
+ *p++ = MiniMapSample( xmin, ymin ) / minimap.size[2];
+ }
+}
+
+static void MiniMapSharpen( int y ){
+ int x;
+ qboolean up = ( y > 0 );
+ qboolean down = ( y < minimap.height - 1 );
+ float *p = &minimap.data1f[y * minimap.width];
+ float *q = &minimap.sharpendata1f[y * minimap.width];
+
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ qboolean left = ( x > 0 );
+ qboolean right = ( x < minimap.width - 1 );
+ float val = p[0] * minimap.sharpen_centermult;
+
+ if ( left && up ) {
+ val += p[-1 - minimap.width] * minimap.sharpen_boxmult;
+ }
+ if ( left && down ) {
+ val += p[-1 + minimap.width] * minimap.sharpen_boxmult;
+ }
+ if ( right && up ) {
+ val += p[+1 - minimap.width] * minimap.sharpen_boxmult;
+ }
+ if ( right && down ) {
+ val += p[+1 + minimap.width] * minimap.sharpen_boxmult;
+ }
+
+ if ( left ) {
+ val += p[-1] * minimap.sharpen_boxmult;
+ }
+ if ( right ) {
+ val += p[+1] * minimap.sharpen_boxmult;
+ }
+ if ( up ) {
+ val += p[-minimap.width] * minimap.sharpen_boxmult;
+ }
+ if ( down ) {
+ val += p[+minimap.width] * minimap.sharpen_boxmult;
+ }
+
+ ++p;
+ *q++ = val;
+ }
+}
+
+static void MiniMapContrastBoost( int y ){
+ int x;
+ float *q = &minimap.data1f[y * minimap.width];
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ *q = *q * minimap.boost / ( ( minimap.boost - 1 ) * *q + 1 );
+ ++q;
+ }
+}
+
+static void MiniMapBrightnessContrast( int y ){
+ int x;
+ float *q = &minimap.data1f[y * minimap.width];
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ *q = *q * minimap.contrast + minimap.brightness;
+ ++q;
+ }
+}
+
+void MiniMapMakeMinsMaxs( vec3_t mins_in, vec3_t maxs_in, float border, qboolean keepaspect ){
+ vec3_t mins, maxs, extend;
+ VectorCopy( mins_in, mins );
+ VectorCopy( maxs_in, maxs );
+
+ // line compatible to nexuiz mapinfo
+ Sys_Printf( "size %f %f %f %f %f %f\n", mins[0], mins[1], mins[2], maxs[0], maxs[1], maxs[2] );
+
+ if ( keepaspect ) {
+ VectorSubtract( maxs, mins, extend );
+ if ( extend[1] > extend[0] ) {
+ mins[0] -= ( extend[1] - extend[0] ) * 0.5;
+ maxs[0] += ( extend[1] - extend[0] ) * 0.5;
+ }
+ else
+ {
+ mins[1] -= ( extend[0] - extend[1] ) * 0.5;
+ maxs[1] += ( extend[0] - extend[1] ) * 0.5;
+ }
+ }
+
+ /* border: amount of black area around the image */
+ /* input: border, 1-2*border, border but we need border/(1-2*border) */
+
+ VectorSubtract( maxs, mins, extend );
+ VectorScale( extend, border / ( 1 - 2 * border ), extend );
+
+ VectorSubtract( mins, extend, mins );
+ VectorAdd( maxs, extend, maxs );
+
+ VectorCopy( mins, minimap.mins );
+ VectorSubtract( maxs, mins, minimap.size );
+
+ // line compatible to nexuiz mapinfo
+ Sys_Printf( "size_texcoords %f %f %f %f %f %f\n", mins[0], mins[1], mins[2], maxs[0], maxs[1], maxs[2] );
+}
+
+/*
+ MiniMapSetupBrushes()
+ determines solid non-sky brushes in the world
+ */
+
+void MiniMapSetupBrushes( void ){
+ SetupBrushesFlags( C_SOLID | C_SKY, C_SOLID, 0, 0 );
+ // at least one must be solid
+ // none may be sky
+ // not all may be nodraw
+}
+
+qboolean MiniMapEvaluateSampleOffsets( int *bestj, int *bestk, float *bestval ){
+ float val, dx, dy;
+ int j, k;
+
+ *bestj = *bestk = -1;
+ *bestval = 3; /* max possible val is 2 */
+
+ for ( j = 0; j < minimap.samples; ++j )
+ for ( k = j + 1; k < minimap.samples; ++k )
+ {
+ dx = minimap.sample_offsets[2 * j + 0] - minimap.sample_offsets[2 * k + 0];
+ dy = minimap.sample_offsets[2 * j + 1] - minimap.sample_offsets[2 * k + 1];
+ if ( dx > +0.5 ) {
+ dx -= 1;
+ }
+ if ( dx < -0.5 ) {
+ dx += 1;
+ }
+ if ( dy > +0.5 ) {
+ dy -= 1;
+ }
+ if ( dy < -0.5 ) {
+ dy += 1;
+ }
+ val = dx * dx + dy * dy;
+ if ( val < *bestval ) {
+ *bestj = j;
+ *bestk = k;
+ *bestval = val;
+ }
+ }
+
+ return *bestval < 3;
+}
+
+void MiniMapMakeSampleOffsets(){
+ int i, j, k, jj, kk;
+ float val, valj, valk, sx, sy, rx, ry;
+
+ Sys_Printf( "Generating good sample offsets (this may take a while)...\n" );
+
+ /* start with entirely random samples */
+ for ( i = 0; i < minimap.samples; ++i )
+ {
+ minimap.sample_offsets[2 * i + 0] = Random();
+ minimap.sample_offsets[2 * i + 1] = Random();
+ }
+
+ for ( i = 0; i < 1000; ++i )
+ {
+ if ( MiniMapEvaluateSampleOffsets( &j, &k, &val ) ) {
+ sx = minimap.sample_offsets[2 * j + 0];
+ sy = minimap.sample_offsets[2 * j + 1];
+ minimap.sample_offsets[2 * j + 0] = rx = Random();
+ minimap.sample_offsets[2 * j + 1] = ry = Random();
+ if ( !MiniMapEvaluateSampleOffsets( &jj, &kk, &valj ) ) {
+ valj = -1;
+ }
+ minimap.sample_offsets[2 * j + 0] = sx;
+ minimap.sample_offsets[2 * j + 1] = sy;
+
+ sx = minimap.sample_offsets[2 * k + 0];
+ sy = minimap.sample_offsets[2 * k + 1];
+ minimap.sample_offsets[2 * k + 0] = rx;
+ minimap.sample_offsets[2 * k + 1] = ry;
+ if ( !MiniMapEvaluateSampleOffsets( &jj, &kk, &valk ) ) {
+ valk = -1;
+ }
+ minimap.sample_offsets[2 * k + 0] = sx;
+ minimap.sample_offsets[2 * k + 1] = sy;
+
+ if ( valj > valk ) {
+ if ( valj > val ) {
+ /* valj is the greatest */
+ minimap.sample_offsets[2 * j + 0] = rx;
+ minimap.sample_offsets[2 * j + 1] = ry;
+ i = -1;
+ }
+ else
+ {
+ /* valj is the greater and it is useless - forget it */
+ }
+ }
+ else
+ {
+ if ( valk > val ) {
+ /* valk is the greatest */
+ minimap.sample_offsets[2 * k + 0] = rx;
+ minimap.sample_offsets[2 * k + 1] = ry;
+ i = -1;
+ }
+ else
+ {
+ /* valk is the greater and it is useless - forget it */
+ }
+ }
+ }
+ else{
+ break;
+ }
+ }
+}
+
+void MergeRelativePath( char *out, const char *absolute, const char *relative ){
+ const char *endpos = absolute + strlen( absolute );
+ while ( endpos != absolute && ( endpos[-1] == '/' || endpos[-1] == '\\' ) )
+ --endpos;
+ while ( relative[0] == '.' && relative[1] == '.' && ( relative[2] == '/' || relative[2] == '\\' ) )
+ {
+ relative += 3;
+ while ( endpos != absolute )
+ {
+ --endpos;
+ if ( *endpos == '/' || *endpos == '\\' ) {
+ break;
+ }
+ }
+ while ( endpos != absolute && ( endpos[-1] == '/' || endpos[-1] == '\\' ) )
+ --endpos;
+ }
+ memcpy( out, absolute, endpos - absolute );
+ out[endpos - absolute] = '/';
+ strcpy( out + ( endpos - absolute + 1 ), relative );
+}
+
+int MiniMapBSPMain( int argc, char **argv ){
+ char minimapFilename[1024];
+ char basename[1024];
+ char path[1024];
+ char relativeMinimapFilename[1024];
+ qboolean autolevel;
+ float minimapSharpen;
+ float border;
+ byte *data4b, *p;
+ float *q;
+ int x, y;
+ int i;
+ miniMapMode_t mode;
+ vec3_t mins, maxs;
+ qboolean keepaspect;
+
+ /* arg checking */
+ if ( argc < 2 ) {
+ Sys_Printf( "Usage: q3map [-v] -minimap [-size n] [-sharpen f] [-samples n | -random n] [-o filename.tga] [-minmax Xmin Ymin Zmin Xmax Ymax Zmax] <mapname>\n" );
+ return 0;
+ }
+
+ /* load the BSP first */
+ strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
+ StripExtension( source );
+ DefaultExtension( source, ".bsp" );
+ Sys_Printf( "Loading %s\n", source );
+ BeginMapShaderFile( source );
+ LoadShaderInfo();
+ LoadBSPFile( source );
+
+ minimap.model = &bspModels[0];
+ VectorCopy( minimap.model->mins, mins );
+ VectorCopy( minimap.model->maxs, maxs );
+
+ *minimapFilename = 0;
+ minimapSharpen = game->miniMapSharpen;
+ minimap.width = minimap.height = game->miniMapSize;
+ border = game->miniMapBorder;
+ keepaspect = game->miniMapKeepAspect;
+ mode = game->miniMapMode;
+
+ autolevel = qfalse;
+ minimap.samples = 1;
+ minimap.sample_offsets = NULL;
+ minimap.boost = 1.0;
+ minimap.brightness = 0.0;
+ minimap.contrast = 1.0;
+
+ /* process arguments */
+ for ( i = 1; i < ( argc - 1 ); i++ )
+ {
+ if ( !strcmp( argv[ i ], "-size" ) ) {
+ minimap.width = minimap.height = atoi( argv[i + 1] );
+ i++;
+ Sys_Printf( "Image size set to %i\n", minimap.width );
+ }
+ else if ( !strcmp( argv[ i ], "-sharpen" ) ) {
+ minimapSharpen = atof( argv[i + 1] );
+ i++;
+ Sys_Printf( "Sharpening coefficient set to %f\n", minimapSharpen );
+ }
+ else if ( !strcmp( argv[ i ], "-samples" ) ) {
+ minimap.samples = atoi( argv[i + 1] );
+ i++;
+ Sys_Printf( "Samples set to %i\n", minimap.samples );
+ if ( minimap.sample_offsets ) {
+ free( minimap.sample_offsets );
+ }
+ minimap.sample_offsets = malloc( 2 * sizeof( *minimap.sample_offsets ) * minimap.samples );
+ MiniMapMakeSampleOffsets();
+ }
+ else if ( !strcmp( argv[ i ], "-random" ) ) {
+ minimap.samples = atoi( argv[i + 1] );
+ i++;
+ Sys_Printf( "Random samples set to %i\n", minimap.samples );
+ if ( minimap.sample_offsets ) {
+ free( minimap.sample_offsets );
+ }
+ minimap.sample_offsets = NULL;
+ }
+ else if ( !strcmp( argv[ i ], "-border" ) ) {
+ border = atof( argv[i + 1] );
+ i++;
+ Sys_Printf( "Border set to %f\n", border );
+ }
+ else if ( !strcmp( argv[ i ], "-keepaspect" ) ) {
+ keepaspect = qtrue;
+ Sys_Printf( "Keeping aspect ratio by letterboxing\n", border );
+ }
+ else if ( !strcmp( argv[ i ], "-nokeepaspect" ) ) {
+ keepaspect = qfalse;
+ Sys_Printf( "Not keeping aspect ratio\n", border );
+ }
+ else if ( !strcmp( argv[ i ], "-o" ) ) {
+ strcpy( minimapFilename, argv[i + 1] );
+ i++;
+ Sys_Printf( "Output file name set to %s\n", minimapFilename );
+ }
+ else if ( !strcmp( argv[ i ], "-minmax" ) && i < ( argc - 7 ) ) {
+ mins[0] = atof( argv[i + 1] );
+ mins[1] = atof( argv[i + 2] );
+ mins[2] = atof( argv[i + 3] );
+ maxs[0] = atof( argv[i + 4] );
+ maxs[1] = atof( argv[i + 5] );
+ maxs[2] = atof( argv[i + 6] );
+ i += 6;
+ Sys_Printf( "Map mins/maxs overridden\n" );
+ }
+ else if ( !strcmp( argv[ i ], "-gray" ) ) {
+ mode = MINIMAP_MODE_GRAY;
+ Sys_Printf( "Writing as white-on-black image\n" );
+ }
+ else if ( !strcmp( argv[ i ], "-black" ) ) {
+ mode = MINIMAP_MODE_BLACK;
+ Sys_Printf( "Writing as black alpha image\n" );
+ }
+ else if ( !strcmp( argv[ i ], "-white" ) ) {
+ mode = MINIMAP_MODE_WHITE;
+ Sys_Printf( "Writing as white alpha image\n" );
+ }
+ else if ( !strcmp( argv[ i ], "-boost" ) && i < ( argc - 2 ) ) {
+ minimap.boost = atof( argv[i + 1] );
+ i++;
+ Sys_Printf( "Contrast boost set to %f\n", minimap.boost );
+ }
+ else if ( !strcmp( argv[ i ], "-brightness" ) && i < ( argc - 2 ) ) {
+ minimap.brightness = atof( argv[i + 1] );
+ i++;
+ Sys_Printf( "Brightness set to %f\n", minimap.brightness );
+ }
+ else if ( !strcmp( argv[ i ], "-contrast" ) && i < ( argc - 2 ) ) {
+ minimap.contrast = atof( argv[i + 1] );
+ i++;
+ Sys_Printf( "Contrast set to %f\n", minimap.contrast );
+ }
+ else if ( !strcmp( argv[ i ], "-autolevel" ) ) {
+ autolevel = qtrue;
+ Sys_Printf( "Auto level enabled\n", border );
+ }
+ else if ( !strcmp( argv[ i ], "-noautolevel" ) ) {
+ autolevel = qfalse;
+ Sys_Printf( "Auto level disabled\n", border );
+ }
+ }
+
+ MiniMapMakeMinsMaxs( mins, maxs, border, keepaspect );
+
+ if ( !*minimapFilename ) {
+ ExtractFileBase( source, basename );
+ ExtractFilePath( source, path );
+ sprintf( relativeMinimapFilename, game->miniMapNameFormat, basename );
+ MergeRelativePath( minimapFilename, path, relativeMinimapFilename );
+ Sys_Printf( "Output file name automatically set to %s\n", minimapFilename );
+ }
+ ExtractFilePath( minimapFilename, path );
+ Q_mkdir( path );
+
+ if ( minimapSharpen >= 0 ) {
+ minimap.sharpen_centermult = 8 * minimapSharpen + 1;
+ minimap.sharpen_boxmult = -minimapSharpen;
+ }
+
+ minimap.data1f = safe_malloc( minimap.width * minimap.height * sizeof( *minimap.data1f ) );
+ data4b = safe_malloc( minimap.width * minimap.height * 4 );
+ if ( minimapSharpen >= 0 ) {
+ minimap.sharpendata1f = safe_malloc( minimap.width * minimap.height * sizeof( *minimap.data1f ) );
+ }
+
+ MiniMapSetupBrushes();
+
+ if ( minimap.samples <= 1 ) {
+ Sys_Printf( "\n--- MiniMapNoSupersampling (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapNoSupersampling );
+ }
+ else
+ {
+ if ( minimap.sample_offsets ) {
+ Sys_Printf( "\n--- MiniMapSupersampled (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapSupersampled );
+ }
+ else
+ {
+ Sys_Printf( "\n--- MiniMapRandomlySupersampled (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapRandomlySupersampled );
+ }
+ }
+
+ if ( minimap.boost != 1.0 ) {
+ Sys_Printf( "\n--- MiniMapContrastBoost (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapContrastBoost );
+ }
+
+ if ( autolevel ) {
+ Sys_Printf( "\n--- MiniMapAutoLevel (%d) ---\n", minimap.height );
+ float mi = 1, ma = 0;
+ float s, o;
+
+ // TODO threads!
+ q = minimap.data1f;
+ for ( y = 0; y < minimap.height; ++y )
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ float v = *q++;
+ if ( v < mi ) {
+ mi = v;
+ }
+ if ( v > ma ) {
+ ma = v;
+ }
+ }
+ if ( ma > mi ) {
+ s = 1 / ( ma - mi );
+ o = mi / ( ma - mi );
+
+ // equations:
+ // brightness + contrast * v
+ // after autolevel:
+ // brightness + contrast * (v * s - o)
+ // =
+ // (brightness - contrast * o) + (contrast * s) * v
+ minimap.brightness = minimap.brightness - minimap.contrast * o;
+ minimap.contrast *= s;
+
+ Sys_Printf( "Auto level: Brightness changed to %f\n", minimap.brightness );
+ Sys_Printf( "Auto level: Contrast changed to %f\n", minimap.contrast );
+ }
+ else{
+ Sys_Printf( "Auto level: failed because all pixels are the same value\n" );
+ }
+ }
+
+ if ( minimap.brightness != 0 || minimap.contrast != 1 ) {
+ Sys_Printf( "\n--- MiniMapBrightnessContrast (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapBrightnessContrast );
+ }
+
+ if ( minimap.sharpendata1f ) {
+ Sys_Printf( "\n--- MiniMapSharpen (%d) ---\n", minimap.height );
+ RunThreadsOnIndividual( minimap.height, qtrue, MiniMapSharpen );
+ q = minimap.sharpendata1f;
+ }
+ else
+ {
+ q = minimap.data1f;
+ }
+
+ Sys_Printf( "\nConverting..." );
+
+ switch ( mode )
+ {
+ case MINIMAP_MODE_GRAY:
+ p = data4b;
+ for ( y = 0; y < minimap.height; ++y )
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ byte b;
+ float v = *q++;
+ if ( v < 0 ) {
+ v = 0;
+ }
+ if ( v > 255.0 / 256.0 ) {
+ v = 255.0 / 256.0;
+ }
+ b = v * 256;
+ *p++ = b;
+ }
+ Sys_Printf( " writing to %s...", minimapFilename );
+ WriteTGAGray( minimapFilename, data4b, minimap.width, minimap.height );
+ break;
+ case MINIMAP_MODE_BLACK:
+ p = data4b;
+ for ( y = 0; y < minimap.height; ++y )
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ byte b;
+ float v = *q++;
+ if ( v < 0 ) {
+ v = 0;
+ }
+ if ( v > 255.0 / 256.0 ) {
+ v = 255.0 / 256.0;
+ }
+ b = v * 256;
+ *p++ = 0;
+ *p++ = 0;
+ *p++ = 0;
+ *p++ = b;
+ }
+ Sys_Printf( " writing to %s...", minimapFilename );
+ WriteTGA( minimapFilename, data4b, minimap.width, minimap.height );
+ break;
+ case MINIMAP_MODE_WHITE:
+ p = data4b;
+ for ( y = 0; y < minimap.height; ++y )
+ for ( x = 0; x < minimap.width; ++x )
+ {
+ byte b;
+ float v = *q++;
+ if ( v < 0 ) {
+ v = 0;
+ }
+ if ( v > 255.0 / 256.0 ) {
+ v = 255.0 / 256.0;
+ }
+ b = v * 256;
+ *p++ = 255;
+ *p++ = 255;
+ *p++ = 255;
+ *p++ = b;
+ }
+ Sys_Printf( " writing to %s...", minimapFilename );
+ WriteTGA( minimapFilename, data4b, minimap.width, minimap.height );
+ break;
+ }
+
+ Sys_Printf( " done.\n" );
+
+ /* return to sender */
+ return 0;
+}
+
+
+
+
+
+/*
+ MD4BlockChecksum()
+ calculates an md4 checksum for a block of data
+ */
+
+static int MD4BlockChecksum( void *buffer, int length ){
+ return Com_BlockChecksum( buffer, length );
projects / xonotic / netradiant.git / blobdiff