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-rw-r--r--src/renderascii.cpp264
1 files changed, 264 insertions, 0 deletions
diff --git a/src/renderascii.cpp b/src/renderascii.cpp
new file mode 100644
index 0000000..62a7028
--- /dev/null
+++ b/src/renderascii.cpp
@@ -0,0 +1,264 @@
1#include "renderascii.h"
2#include "position.h"
3#include "map.h"
4#include "cell.h"
5
6#include <math.h>
7#include <stdio.h>
8#include <string.h>
9
10RenderAscii::RenderAscii( Map &rMap ) :
11 rMap( rMap )
12{
13}
14
15RenderAscii::~RenderAscii()
16{
17}
18
19void postProcess( char *buf, int w, int h )
20{
21 static const char *cJunct[] = {
22 "", // 0 blank
23 "\xe2\x94\x80", // 1 left
24 "\xe2\x94\x80", // 2 right
25 "\xe2\x94\x80", // 1 2 left right
26 "\xe2\x94\x82", // 4 up
27 "\xe2\x94\x98", // 1 4 left up
28 "\xe2\x94\x94", // 2 4 right up
29 "\xe2\x94\xb4", // 1 2 4 left right up
30 "\xe2\x94\x82", // 8 down
31 "\xe2\x94\x90", // 1 8 left down
32 "\xe2\x94\x8c", // 2 8 right down
33 "\xe2\x94\xac", // 1 2 8 left right down
34 "\xe2\x94\x82", // 4 8 up down
35 "\xe2\x94\xa4", // 1 4 8 left up down
36 "\xe2\x94\x9c", // 2 4 8 right up down
37 "\xE2\x94\xBC", // 1 2 4 8 left right up down
38 ""
39 };
40 /*
41// Double lines
42 ' ', // 0 blank
43 '\xcd', // 1 left
44 '\xcd', // 2 right
45 '\xcd', // 1 2 left right
46 '\xba', // 4 up
47 '\xbc', // 1 4 left up
48 '\xc8', // 2 4 right up
49 '\xca', // 1 2 4 left right up
50 '\xba', // 8 down
51 '\xbb', // 1 8 left down
52 '\xc9', // 2 8 right down
53 '\xcb', // 1 2 8 left right down
54 '\xba', // 4 8 up down
55 '\xb9', // 1 4 8 left up down
56 '\xcc', // 2 4 8 right up down
57 '\xce', // 1 2 4 8 left right up down
58 '\0'
59 */
60
61 for( int y = 0; y < h; y++ )
62 {
63 for( int x = 0; x < w; x++ )
64 {
65 if( buf[x+y*w] == '+' )
66 {
67 int iJunct = 0;
68 if( x > 0 && buf[(x-1)+y*w] == '-' )
69 iJunct |= 1;
70 if( x < w-1 && buf[(x+1)+y*w] == '-' )
71 iJunct |= 2;
72 if( y > 0 && buf[x+(y-1)*w] == '|' )
73 iJunct |= 4;
74 if( y < h-1 && buf[x+(y+1)*w] == '|' )
75 iJunct |= 8;
76 printf(cJunct[iJunct]);
77 }
78 else
79 {
80 switch( buf[x+y*w] )
81 {
82 case '-':
83 printf("\xe2\x94\x80");
84 break;
85
86 case '|':
87 printf("\xe2\x94\x82");
88 break;
89
90 case '^':
91 printf("\xe2\x86\x91");
92 break;
93
94 case 'v':
95 printf("\xe2\x86\x93");
96 break;
97
98 default:
99 printf("%c", buf[x+y*w]);
100 break;
101 }
102 }
103 }
104 }
105}
106
107void RenderAscii::render()
108{
109 static char cPassages[] = {"~~~~^v<>/*aAbBcCdDeE"};
110
111 printf("\xef\xbb\xbf");
112
113 int iDims = rMap.getDims();
114 int iSize = 1;
115 if( iDims > 2 )
116 iSize = (int)ceil(sqrt((rMap.getDims()-2)*2));
117
118 int iBufWidth = ((iSize+1)*rMap.getSize( 0 )+2);
119 int iBufHeight = (iSize+1)*rMap.getSize( 1 )+1;
120 int iBufSize = iBufWidth*iBufHeight+1;
121
122 char *buf = new char[iBufSize];
123 memset( buf, '\n', iBufSize );
124 buf[iBufSize-1] = '\0';
125
126 Position p( iDims );
127 for(;;)
128 {
129 int x = p[0]*(iSize+1);
130 int y = p[1]*(iSize+1);
131 int iWalls = rMap[p].iWalls;
132
133 for( int iRow = 0; iRow < iSize+2; iRow++ )
134 {
135 for( int iCol = 0; iCol < iSize+2; iCol++ )
136 {
137 char &c = buf[x+iCol+(y+iRow)*iBufWidth];
138 if( (iRow == 0 || iRow == iSize+1) &&
139 (iCol == 0 || iCol == iSize+1) )
140 c = '+';
141 else if( iRow == 0 && (iWalls&(1<<2)) == 0 )
142 c = '-';
143 else if( iRow == iSize+1 && (iWalls&(1<<3)) == 0 )
144 c = '-';
145 else if( iCol == 0 && (iWalls&(1<<0)) == 0 )
146 c = '|';
147 else if( iCol == iSize+1 && (iWalls&(1<<1)) == 0 )
148 c = '|';
149 else
150 c = ' ';
151 }
152 }
153
154 for( int j = 2; j < iDims; j++ )
155 {
156 for( int side = 0; side < 2; side++ )
157 {
158 int d = j*2+side;
159 if( iWalls&(1<<d) )
160 {
161 int iSubX = (d-4)%iSize;
162 int iSubY = (d-4)/iSize;
163 char &c = buf[x+1+iSubX+(y+1+iSubY)*iBufWidth];
164 c = cPassages[d];
165 }
166 }
167 }
168
169 int iDim;
170 for( iDim = 0; iDim < iDims; iDim++ )
171 {
172 if( ++p[iDim] < rMap.getSize( iDim ) )
173 break;
174 p[iDim] = 0;
175 if( iDim == 1 )
176 {
177 if( iDims > 2 )
178 {
179 printf("Floor: (%d", rMap.getSize(2)-p[2]);
180 for( int j = 3; j < iDims; j++ )
181 {
182 printf(", %d", rMap.getSize(j)-p[j] );
183 }
184 printf(")\n");
185 }
186
187 postProcess( buf, iBufWidth, iBufHeight );
188// printf(buf);
189 memset( buf, '\n', iBufSize );
190 buf[iBufSize-1] = '\0';
191 }
192 }
193 /*
194 printf("[%d", p[0]);
195 for( int j = 1; j < iDims; j++ )
196 {
197 printf(", %d", p[j] );
198 }
199 printf("]\n");
200 */
201 if( iDim == iDims )
202 break;
203 }
204// printf(buf);
205
206 delete[] buf;
207}
208/*
209 int iSizeX = rMap.getSize( 0 );
210 int iSizeY = 1;
211 if( iDims >= 2 )
212 iSizeY = rMap.getSize( 1 );
213
214 for( int y = 0; y < iSizeY; y++ )
215 {
216 for( int iRow = (y==0)?0:1; iRow < iSize+2; iRow++ )
217 {
218 for( int x = 0; x < iSizeX; x++ )
219 {
220 int iWalls = rMap[Position(2, x, y)].iWalls;
221 for( int iCol = (x==0)?0:1; iCol < iSize+2; iCol++ )
222 {
223 if( (iRow == 0 || iRow == iSize+1 ) &&
224 (iCol == 0 || iCol == iSize+1 ))
225 {
226 printf("+");
227 }
228 else if( iRow == 0 )
229 {
230 if( (iWalls&(1<<2)) == 0 )
231 printf("-");
232 else
233 printf(" ");
234 }
235 else if( iRow == iSize+1 )
236 {
237 if( (iWalls&(1<<3)) == 0 )
238 printf("-");
239 else
240 printf(" ");
241 }
242 else if( iCol == 0 )
243 {
244 if( (iWalls&(1<<0)) == 0 )
245 printf("|");
246 else
247 printf(" ");
248 }
249 else if( iCol == iSize+1 )
250 {
251 if( (iWalls&(1<<1)) == 0 )
252 printf("|");
253 else
254 printf(" ");
255 }
256 else
257 printf(" ");
258 }
259 }
260 printf("\n");
261 }
262 }
263}
264*/
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