Burke-Shaw chaotic attractor

Committer:
JLS
Date:
Tue Jan 04 20:05:42 2011 +0000
Revision:
0:e7733dec1713

        

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JLS 0:e7733dec1713 1 //
JLS 0:e7733dec1713 2 // TFT_4DGL is a class to drive 4D Systems TFT touch screens
JLS 0:e7733dec1713 3 //
JLS 0:e7733dec1713 4 // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr>
JLS 0:e7733dec1713 5 //
JLS 0:e7733dec1713 6 // TFT_4DGL is free software: you can redistribute it and/or modify
JLS 0:e7733dec1713 7 // it under the terms of the GNU General Public License as published by
JLS 0:e7733dec1713 8 // the Free Software Foundation, either version 3 of the License, or
JLS 0:e7733dec1713 9 // (at your option) any later version.
JLS 0:e7733dec1713 10 //
JLS 0:e7733dec1713 11 // TFT_4DGL is distributed in the hope that it will be useful,
JLS 0:e7733dec1713 12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
JLS 0:e7733dec1713 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
JLS 0:e7733dec1713 14 // GNU General Public License for more details.
JLS 0:e7733dec1713 15 //
JLS 0:e7733dec1713 16 // You should have received a copy of the GNU General Public License
JLS 0:e7733dec1713 17 // along with TFT_4DGL. If not, see <http://www.gnu.org/licenses/>.
JLS 0:e7733dec1713 18
JLS 0:e7733dec1713 19 #include "mbed.h"
JLS 0:e7733dec1713 20 #include "TFT_4DGL.h"
JLS 0:e7733dec1713 21
JLS 0:e7733dec1713 22 //****************************************************************************************************
JLS 0:e7733dec1713 23 void TFT_4DGL :: set_font(char mode) { // set font size
JLS 0:e7733dec1713 24 char command[2]= "";
JLS 0:e7733dec1713 25
JLS 0:e7733dec1713 26 int w, h, fx = 8, fy = 8;
JLS 0:e7733dec1713 27
JLS 0:e7733dec1713 28 command[0] = SETFONT;
JLS 0:e7733dec1713 29 command[1] = mode;
JLS 0:e7733dec1713 30
JLS 0:e7733dec1713 31 current_font = mode;
JLS 0:e7733dec1713 32
JLS 0:e7733dec1713 33 if (current_orientation == IS_PORTRAIT) {
JLS 0:e7733dec1713 34 w = SIZE_X;
JLS 0:e7733dec1713 35 h = SIZE_Y;
JLS 0:e7733dec1713 36 } else {
JLS 0:e7733dec1713 37 w = SIZE_Y;
JLS 0:e7733dec1713 38 h = SIZE_X;
JLS 0:e7733dec1713 39 }
JLS 0:e7733dec1713 40
JLS 0:e7733dec1713 41 switch (mode) {
JLS 0:e7733dec1713 42 case FONT_5X7 :
JLS 0:e7733dec1713 43 fx = 6;
JLS 0:e7733dec1713 44 fy = 8;
JLS 0:e7733dec1713 45 break;
JLS 0:e7733dec1713 46 case FONT_8X8 :
JLS 0:e7733dec1713 47 fx = 8;
JLS 0:e7733dec1713 48 fy = 8;
JLS 0:e7733dec1713 49 break;
JLS 0:e7733dec1713 50 case FONT_8X12 :
JLS 0:e7733dec1713 51 fx = 8;
JLS 0:e7733dec1713 52 fy = 12;
JLS 0:e7733dec1713 53 break;
JLS 0:e7733dec1713 54 case FONT_12X16 :
JLS 0:e7733dec1713 55 fx = 12;
JLS 0:e7733dec1713 56 fy = 16;
JLS 0:e7733dec1713 57 break;
JLS 0:e7733dec1713 58 }
JLS 0:e7733dec1713 59
JLS 0:e7733dec1713 60 max_col = w / fx;
JLS 0:e7733dec1713 61 max_row = h / fy;
JLS 0:e7733dec1713 62
JLS 0:e7733dec1713 63 writeCOMMAND(command, 2);
JLS 0:e7733dec1713 64 }
JLS 0:e7733dec1713 65
JLS 0:e7733dec1713 66 //****************************************************************************************************
JLS 0:e7733dec1713 67 void TFT_4DGL :: text_mode(char mode) { // set text mode
JLS 0:e7733dec1713 68 char command[2]= "";
JLS 0:e7733dec1713 69
JLS 0:e7733dec1713 70 command[0] = TEXTMODE;
JLS 0:e7733dec1713 71 command[1] = mode;
JLS 0:e7733dec1713 72
JLS 0:e7733dec1713 73 writeCOMMAND(command, 2);
JLS 0:e7733dec1713 74 }
JLS 0:e7733dec1713 75
JLS 0:e7733dec1713 76 //****************************************************************************************************
JLS 0:e7733dec1713 77 void TFT_4DGL :: text_char(char c, char col, char row, int color) { // draw a text char
JLS 0:e7733dec1713 78 char command[6]= "";
JLS 0:e7733dec1713 79
JLS 0:e7733dec1713 80 command[0] = TEXTCHAR;
JLS 0:e7733dec1713 81
JLS 0:e7733dec1713 82 command[1] = c;
JLS 0:e7733dec1713 83 command[2] = col;
JLS 0:e7733dec1713 84 command[3] = row;
JLS 0:e7733dec1713 85
JLS 0:e7733dec1713 86 int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 87 int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 88 int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 89
JLS 0:e7733dec1713 90 command[4] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 91 command[5] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 92
JLS 0:e7733dec1713 93 writeCOMMAND(command, 8);
JLS 0:e7733dec1713 94 }
JLS 0:e7733dec1713 95
JLS 0:e7733dec1713 96 //****************************************************************************************************
JLS 0:e7733dec1713 97 void TFT_4DGL :: graphic_char(char c, int x, int y, int color, char width, char height) { // draw a graphic char
JLS 0:e7733dec1713 98 char command[10]= "";
JLS 0:e7733dec1713 99
JLS 0:e7733dec1713 100 command[0] = GRAPHCHAR;
JLS 0:e7733dec1713 101
JLS 0:e7733dec1713 102 command[1] = c;
JLS 0:e7733dec1713 103
JLS 0:e7733dec1713 104 command[2] = (x >> 8) & 0xFF;
JLS 0:e7733dec1713 105 command[3] = x & 0xFF;
JLS 0:e7733dec1713 106
JLS 0:e7733dec1713 107 command[4] = (y >> 8) & 0xFF;
JLS 0:e7733dec1713 108 command[5] = y & 0xFF;
JLS 0:e7733dec1713 109
JLS 0:e7733dec1713 110 int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 111 int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 112 int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 113
JLS 0:e7733dec1713 114 command[6] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 115 command[7] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 116
JLS 0:e7733dec1713 117 command[8] = width;
JLS 0:e7733dec1713 118
JLS 0:e7733dec1713 119 command[9] = height;
JLS 0:e7733dec1713 120
JLS 0:e7733dec1713 121 writeCOMMAND(command, 10);
JLS 0:e7733dec1713 122 }
JLS 0:e7733dec1713 123
JLS 0:e7733dec1713 124 //****************************************************************************************************
JLS 0:e7733dec1713 125 void TFT_4DGL :: text_string(char *s, char col, char row, char font, int color) { // draw a text string
JLS 0:e7733dec1713 126
JLS 0:e7733dec1713 127 char command[1000]= "";
JLS 0:e7733dec1713 128 int size = strlen(s);
JLS 0:e7733dec1713 129 int i = 0;
JLS 0:e7733dec1713 130
JLS 0:e7733dec1713 131 command[0] = TEXTSTRING;
JLS 0:e7733dec1713 132
JLS 0:e7733dec1713 133 command[1] = col;
JLS 0:e7733dec1713 134 command[2] = row;
JLS 0:e7733dec1713 135
JLS 0:e7733dec1713 136 command[3] = font;
JLS 0:e7733dec1713 137
JLS 0:e7733dec1713 138 int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 139 int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 140 int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 141
JLS 0:e7733dec1713 142 command[4] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 143 command[5] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 144
JLS 0:e7733dec1713 145 for (i=0; i<size; i++) command[6+i] = s[i];
JLS 0:e7733dec1713 146
JLS 0:e7733dec1713 147 command[6+size] = 0;
JLS 0:e7733dec1713 148
JLS 0:e7733dec1713 149 writeCOMMAND(command, 7 + size);
JLS 0:e7733dec1713 150 }
JLS 0:e7733dec1713 151
JLS 0:e7733dec1713 152 //****************************************************************************************************
JLS 0:e7733dec1713 153 void TFT_4DGL :: graphic_string(char *s, int x, int y, char font, int color, char width, char height) { // draw a text string
JLS 0:e7733dec1713 154
JLS 0:e7733dec1713 155 char command[1000]= "";
JLS 0:e7733dec1713 156 int size = strlen(s);
JLS 0:e7733dec1713 157 int i = 0;
JLS 0:e7733dec1713 158
JLS 0:e7733dec1713 159 command[0] = GRAPHSTRING;
JLS 0:e7733dec1713 160
JLS 0:e7733dec1713 161 command[1] = (x >> 8) & 0xFF;
JLS 0:e7733dec1713 162 command[2] = x & 0xFF;
JLS 0:e7733dec1713 163
JLS 0:e7733dec1713 164 command[3] = (y >> 8) & 0xFF;
JLS 0:e7733dec1713 165 command[4] = y & 0xFF;
JLS 0:e7733dec1713 166
JLS 0:e7733dec1713 167 command[5] = font;
JLS 0:e7733dec1713 168
JLS 0:e7733dec1713 169 int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 170 int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 171 int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 172
JLS 0:e7733dec1713 173 command[6] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 174 command[7] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 175
JLS 0:e7733dec1713 176 command[8] = width;
JLS 0:e7733dec1713 177
JLS 0:e7733dec1713 178 command[9] = height;
JLS 0:e7733dec1713 179
JLS 0:e7733dec1713 180 for (i=0; i<size; i++) command[10+i] = s[i];
JLS 0:e7733dec1713 181
JLS 0:e7733dec1713 182 command[10+size] = 0;
JLS 0:e7733dec1713 183
JLS 0:e7733dec1713 184 writeCOMMAND(command, 11 + size);
JLS 0:e7733dec1713 185 }
JLS 0:e7733dec1713 186
JLS 0:e7733dec1713 187 //****************************************************************************************************
JLS 0:e7733dec1713 188 void TFT_4DGL :: text_button(char *s, char mode, int x, int y, int button_color, char font, int text_color, char width, char height) { // draw a text string
JLS 0:e7733dec1713 189
JLS 0:e7733dec1713 190 char command[1000]= "";
JLS 0:e7733dec1713 191 int size = strlen(s);
JLS 0:e7733dec1713 192 int i = 0, red5, green6, blue5;
JLS 0:e7733dec1713 193
JLS 0:e7733dec1713 194 command[0] = TEXTBUTTON;
JLS 0:e7733dec1713 195
JLS 0:e7733dec1713 196 command[1] = mode;
JLS 0:e7733dec1713 197
JLS 0:e7733dec1713 198 command[2] = (x >> 8) & 0xFF;
JLS 0:e7733dec1713 199 command[3] = x & 0xFF;
JLS 0:e7733dec1713 200
JLS 0:e7733dec1713 201 command[4] = (y >> 8) & 0xFF;
JLS 0:e7733dec1713 202 command[5] = y & 0xFF;
JLS 0:e7733dec1713 203
JLS 0:e7733dec1713 204 red5 = (button_color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 205 green6 = (button_color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 206 blue5 = (button_color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 207
JLS 0:e7733dec1713 208 command[6] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 209 command[7] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 210
JLS 0:e7733dec1713 211 command[8] = font;
JLS 0:e7733dec1713 212
JLS 0:e7733dec1713 213 red5 = (text_color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS 0:e7733dec1713 214 green6 = (text_color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS 0:e7733dec1713 215 blue5 = (text_color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS 0:e7733dec1713 216
JLS 0:e7733dec1713 217 command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS 0:e7733dec1713 218 command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS 0:e7733dec1713 219
JLS 0:e7733dec1713 220 command[11] = width;
JLS 0:e7733dec1713 221
JLS 0:e7733dec1713 222 command[12] = height;
JLS 0:e7733dec1713 223
JLS 0:e7733dec1713 224 for (i=0; i<size; i++) command[13+i] = s[i];
JLS 0:e7733dec1713 225
JLS 0:e7733dec1713 226 command[13+size] = 0;
JLS 0:e7733dec1713 227
JLS 0:e7733dec1713 228 writeCOMMAND(command, 14 + size);
JLS 0:e7733dec1713 229 }
JLS 0:e7733dec1713 230
JLS 0:e7733dec1713 231 //****************************************************************************************************
JLS 0:e7733dec1713 232 void TFT_4DGL :: locate(char col, char row) { // place text curssor at col, row
JLS 0:e7733dec1713 233 current_col = col;
JLS 0:e7733dec1713 234 current_row = row;
JLS 0:e7733dec1713 235 }
JLS 0:e7733dec1713 236
JLS 0:e7733dec1713 237 //****************************************************************************************************
JLS 0:e7733dec1713 238 void TFT_4DGL :: color(int color) { // set text color
JLS 0:e7733dec1713 239 current_color = color;
JLS 0:e7733dec1713 240 }
JLS 0:e7733dec1713 241
JLS 0:e7733dec1713 242 //****************************************************************************************************
JLS 0:e7733dec1713 243 void TFT_4DGL :: putc(char c) { // place char at current cursor position
JLS 0:e7733dec1713 244
JLS 0:e7733dec1713 245 text_char(c, current_col++, current_row, current_color);
JLS 0:e7733dec1713 246
JLS 0:e7733dec1713 247 if (current_col == max_col) {
JLS 0:e7733dec1713 248 current_col = 0;
JLS 0:e7733dec1713 249 current_row++;
JLS 0:e7733dec1713 250 }
JLS 0:e7733dec1713 251 if (current_row == max_row) {
JLS 0:e7733dec1713 252 current_row = 0;
JLS 0:e7733dec1713 253 }
JLS 0:e7733dec1713 254 }
JLS 0:e7733dec1713 255
JLS 0:e7733dec1713 256 //****************************************************************************************************
JLS 0:e7733dec1713 257 void TFT_4DGL :: puts(char *s) { // place string at current cursor position
JLS 0:e7733dec1713 258
JLS 0:e7733dec1713 259 text_string(s, current_col, current_row, current_font, current_color);
JLS 0:e7733dec1713 260
JLS 0:e7733dec1713 261 current_col += strlen(s);
JLS 0:e7733dec1713 262
JLS 0:e7733dec1713 263 if (current_col >= max_col) {
JLS 0:e7733dec1713 264 current_row += current_col / max_col;
JLS 0:e7733dec1713 265 current_col %= max_col;
JLS 0:e7733dec1713 266 }
JLS 0:e7733dec1713 267 if (current_row >= max_row) {
JLS 0:e7733dec1713 268 current_row %= max_row;
JLS 0:e7733dec1713 269 }
JLS 0:e7733dec1713 270 }