for rex
Dependencies: FatFileSystem mbed
Fork of SnakeGame by
C12832/C12832.cpp@0:8b08136c5edd, 2014-03-24 (annotated)
- Committer:
- pbhatnagar3
- Date:
- Mon Mar 24 17:48:19 2014 +0000
- Revision:
- 0:8b08136c5edd
3-D snake game for the mbed application board.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
pbhatnagar3 | 0:8b08136c5edd | 1 | /* mbed library for the mbed Lab Board 128*32 pixel LCD |
pbhatnagar3 | 0:8b08136c5edd | 2 | * use C12832 controller |
pbhatnagar3 | 0:8b08136c5edd | 3 | * Copyright (c) 2012 Peter Drescher - DC2PD |
pbhatnagar3 | 0:8b08136c5edd | 4 | * Released under the MIT License: http://mbed.org/license/mit |
pbhatnagar3 | 0:8b08136c5edd | 5 | * |
pbhatnagar3 | 0:8b08136c5edd | 6 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
pbhatnagar3 | 0:8b08136c5edd | 7 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
pbhatnagar3 | 0:8b08136c5edd | 8 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
pbhatnagar3 | 0:8b08136c5edd | 9 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
pbhatnagar3 | 0:8b08136c5edd | 10 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
pbhatnagar3 | 0:8b08136c5edd | 11 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
pbhatnagar3 | 0:8b08136c5edd | 12 | * THE SOFTWARE. |
pbhatnagar3 | 0:8b08136c5edd | 13 | */ |
pbhatnagar3 | 0:8b08136c5edd | 14 | |
pbhatnagar3 | 0:8b08136c5edd | 15 | // 13.10.12 initial design |
pbhatnagar3 | 0:8b08136c5edd | 16 | // 25.10.12 add autorefresh of screen |
pbhatnagar3 | 0:8b08136c5edd | 17 | // 25.10.12 add standart font |
pbhatnagar3 | 0:8b08136c5edd | 18 | // 20.12.12 add bitmap graphics |
pbhatnagar3 | 0:8b08136c5edd | 19 | |
pbhatnagar3 | 0:8b08136c5edd | 20 | // optional defines : |
pbhatnagar3 | 0:8b08136c5edd | 21 | // #define debug_lcd 1 |
pbhatnagar3 | 0:8b08136c5edd | 22 | |
pbhatnagar3 | 0:8b08136c5edd | 23 | #include "C12832.h" |
pbhatnagar3 | 0:8b08136c5edd | 24 | #include "mbed.h" |
pbhatnagar3 | 0:8b08136c5edd | 25 | #include "stdio.h" |
pbhatnagar3 | 0:8b08136c5edd | 26 | #include "Small_7.h" |
pbhatnagar3 | 0:8b08136c5edd | 27 | |
pbhatnagar3 | 0:8b08136c5edd | 28 | #define BPP 1 // Bits per pixel |
pbhatnagar3 | 0:8b08136c5edd | 29 | |
pbhatnagar3 | 0:8b08136c5edd | 30 | |
pbhatnagar3 | 0:8b08136c5edd | 31 | C12832::C12832(PinName mosi, PinName sck, PinName reset, PinName a0, PinName ncs, const char* name) |
pbhatnagar3 | 0:8b08136c5edd | 32 | : _spi(mosi,NC,sck),_reset(reset),_A0(a0),_CS(ncs),GraphicsDisplay(name) |
pbhatnagar3 | 0:8b08136c5edd | 33 | { |
pbhatnagar3 | 0:8b08136c5edd | 34 | orientation = 1; |
pbhatnagar3 | 0:8b08136c5edd | 35 | draw_mode = NORMAL; |
pbhatnagar3 | 0:8b08136c5edd | 36 | char_x = 0; |
pbhatnagar3 | 0:8b08136c5edd | 37 | lcd_reset(); |
pbhatnagar3 | 0:8b08136c5edd | 38 | } |
pbhatnagar3 | 0:8b08136c5edd | 39 | |
pbhatnagar3 | 0:8b08136c5edd | 40 | |
pbhatnagar3 | 0:8b08136c5edd | 41 | int C12832::width() |
pbhatnagar3 | 0:8b08136c5edd | 42 | { |
pbhatnagar3 | 0:8b08136c5edd | 43 | if (orientation == 0 || orientation == 2) return 32; |
pbhatnagar3 | 0:8b08136c5edd | 44 | else return 128; |
pbhatnagar3 | 0:8b08136c5edd | 45 | } |
pbhatnagar3 | 0:8b08136c5edd | 46 | |
pbhatnagar3 | 0:8b08136c5edd | 47 | int C12832::height() |
pbhatnagar3 | 0:8b08136c5edd | 48 | { |
pbhatnagar3 | 0:8b08136c5edd | 49 | if (orientation == 0 || orientation == 2) return 128; |
pbhatnagar3 | 0:8b08136c5edd | 50 | else return 32; |
pbhatnagar3 | 0:8b08136c5edd | 51 | } |
pbhatnagar3 | 0:8b08136c5edd | 52 | |
pbhatnagar3 | 0:8b08136c5edd | 53 | |
pbhatnagar3 | 0:8b08136c5edd | 54 | void C12832::invert(unsigned int o) |
pbhatnagar3 | 0:8b08136c5edd | 55 | { |
pbhatnagar3 | 0:8b08136c5edd | 56 | if(o == 0) wr_cmd(0xA6); |
pbhatnagar3 | 0:8b08136c5edd | 57 | else wr_cmd(0xA7); |
pbhatnagar3 | 0:8b08136c5edd | 58 | } |
pbhatnagar3 | 0:8b08136c5edd | 59 | |
pbhatnagar3 | 0:8b08136c5edd | 60 | |
pbhatnagar3 | 0:8b08136c5edd | 61 | void C12832::set_contrast(unsigned int o) |
pbhatnagar3 | 0:8b08136c5edd | 62 | { |
pbhatnagar3 | 0:8b08136c5edd | 63 | contrast = o; |
pbhatnagar3 | 0:8b08136c5edd | 64 | wr_cmd(0x81); // set volume |
pbhatnagar3 | 0:8b08136c5edd | 65 | wr_cmd(o & 0x3F); |
pbhatnagar3 | 0:8b08136c5edd | 66 | } |
pbhatnagar3 | 0:8b08136c5edd | 67 | |
pbhatnagar3 | 0:8b08136c5edd | 68 | unsigned int C12832::get_contrast(void) |
pbhatnagar3 | 0:8b08136c5edd | 69 | { |
pbhatnagar3 | 0:8b08136c5edd | 70 | return(contrast); |
pbhatnagar3 | 0:8b08136c5edd | 71 | } |
pbhatnagar3 | 0:8b08136c5edd | 72 | |
pbhatnagar3 | 0:8b08136c5edd | 73 | |
pbhatnagar3 | 0:8b08136c5edd | 74 | // write command to lcd controller |
pbhatnagar3 | 0:8b08136c5edd | 75 | |
pbhatnagar3 | 0:8b08136c5edd | 76 | void C12832::wr_cmd(unsigned char cmd) |
pbhatnagar3 | 0:8b08136c5edd | 77 | { |
pbhatnagar3 | 0:8b08136c5edd | 78 | _A0 = 0; |
pbhatnagar3 | 0:8b08136c5edd | 79 | _CS = 0; |
pbhatnagar3 | 0:8b08136c5edd | 80 | _spi.write(cmd); |
pbhatnagar3 | 0:8b08136c5edd | 81 | _CS = 1; |
pbhatnagar3 | 0:8b08136c5edd | 82 | } |
pbhatnagar3 | 0:8b08136c5edd | 83 | |
pbhatnagar3 | 0:8b08136c5edd | 84 | // write data to lcd controller |
pbhatnagar3 | 0:8b08136c5edd | 85 | |
pbhatnagar3 | 0:8b08136c5edd | 86 | void C12832::wr_dat(unsigned char dat) |
pbhatnagar3 | 0:8b08136c5edd | 87 | { |
pbhatnagar3 | 0:8b08136c5edd | 88 | _A0 = 1; |
pbhatnagar3 | 0:8b08136c5edd | 89 | _CS = 0; |
pbhatnagar3 | 0:8b08136c5edd | 90 | _spi.write(dat); |
pbhatnagar3 | 0:8b08136c5edd | 91 | _CS = 1; |
pbhatnagar3 | 0:8b08136c5edd | 92 | } |
pbhatnagar3 | 0:8b08136c5edd | 93 | |
pbhatnagar3 | 0:8b08136c5edd | 94 | // reset and init the lcd controller |
pbhatnagar3 | 0:8b08136c5edd | 95 | |
pbhatnagar3 | 0:8b08136c5edd | 96 | void C12832::lcd_reset() |
pbhatnagar3 | 0:8b08136c5edd | 97 | { |
pbhatnagar3 | 0:8b08136c5edd | 98 | |
pbhatnagar3 | 0:8b08136c5edd | 99 | _spi.format(8,3); // 8 bit spi mode 3 |
pbhatnagar3 | 0:8b08136c5edd | 100 | _spi.frequency(20000000); // 19,2 Mhz SPI clock |
pbhatnagar3 | 0:8b08136c5edd | 101 | _A0 = 0; |
pbhatnagar3 | 0:8b08136c5edd | 102 | _CS = 1; |
pbhatnagar3 | 0:8b08136c5edd | 103 | _reset = 0; // display reset |
pbhatnagar3 | 0:8b08136c5edd | 104 | wait_us(50); |
pbhatnagar3 | 0:8b08136c5edd | 105 | _reset = 1; // end reset |
pbhatnagar3 | 0:8b08136c5edd | 106 | wait_ms(5); |
pbhatnagar3 | 0:8b08136c5edd | 107 | |
pbhatnagar3 | 0:8b08136c5edd | 108 | /* Start Initial Sequence ----------------------------------------------------*/ |
pbhatnagar3 | 0:8b08136c5edd | 109 | |
pbhatnagar3 | 0:8b08136c5edd | 110 | wr_cmd(0xAE); // display off |
pbhatnagar3 | 0:8b08136c5edd | 111 | wr_cmd(0xA2); // bias voltage |
pbhatnagar3 | 0:8b08136c5edd | 112 | |
pbhatnagar3 | 0:8b08136c5edd | 113 | wr_cmd(0xA0); |
pbhatnagar3 | 0:8b08136c5edd | 114 | wr_cmd(0xC8); // colum normal |
pbhatnagar3 | 0:8b08136c5edd | 115 | |
pbhatnagar3 | 0:8b08136c5edd | 116 | wr_cmd(0x22); // voltage resistor ratio |
pbhatnagar3 | 0:8b08136c5edd | 117 | wr_cmd(0x2F); // power on |
pbhatnagar3 | 0:8b08136c5edd | 118 | //wr_cmd(0xA4); // LCD display ram |
pbhatnagar3 | 0:8b08136c5edd | 119 | wr_cmd(0x40); // start line = 0 |
pbhatnagar3 | 0:8b08136c5edd | 120 | wr_cmd(0xAF); // display ON |
pbhatnagar3 | 0:8b08136c5edd | 121 | |
pbhatnagar3 | 0:8b08136c5edd | 122 | wr_cmd(0x81); // set contrast |
pbhatnagar3 | 0:8b08136c5edd | 123 | wr_cmd(0x17); // set contrast |
pbhatnagar3 | 0:8b08136c5edd | 124 | |
pbhatnagar3 | 0:8b08136c5edd | 125 | wr_cmd(0xA6); // display normal |
pbhatnagar3 | 0:8b08136c5edd | 126 | |
pbhatnagar3 | 0:8b08136c5edd | 127 | |
pbhatnagar3 | 0:8b08136c5edd | 128 | // clear and update LCD |
pbhatnagar3 | 0:8b08136c5edd | 129 | memset(buffer,0x00,512); // clear display buffer |
pbhatnagar3 | 0:8b08136c5edd | 130 | copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 131 | auto_up = 1; // switch on auto update |
pbhatnagar3 | 0:8b08136c5edd | 132 | // dont do this by default. Make the user call |
pbhatnagar3 | 0:8b08136c5edd | 133 | //claim(stdout); // redirekt printf to lcd |
pbhatnagar3 | 0:8b08136c5edd | 134 | locate(0,0); |
pbhatnagar3 | 0:8b08136c5edd | 135 | set_font((unsigned char*)Small_7); // standart font |
pbhatnagar3 | 0:8b08136c5edd | 136 | } |
pbhatnagar3 | 0:8b08136c5edd | 137 | |
pbhatnagar3 | 0:8b08136c5edd | 138 | // set one pixel in buffer |
pbhatnagar3 | 0:8b08136c5edd | 139 | |
pbhatnagar3 | 0:8b08136c5edd | 140 | void C12832::pixel(int x, int y, int color) |
pbhatnagar3 | 0:8b08136c5edd | 141 | { |
pbhatnagar3 | 0:8b08136c5edd | 142 | // first check parameter |
pbhatnagar3 | 0:8b08136c5edd | 143 | if(x > 128 || y > 32 || x < 0 || y < 0) return; |
pbhatnagar3 | 0:8b08136c5edd | 144 | |
pbhatnagar3 | 0:8b08136c5edd | 145 | if(draw_mode == NORMAL) { |
pbhatnagar3 | 0:8b08136c5edd | 146 | if(color == 0) |
pbhatnagar3 | 0:8b08136c5edd | 147 | buffer[x + ((y/8) * 128)] &= ~(1 << (y%8)); // erase pixel |
pbhatnagar3 | 0:8b08136c5edd | 148 | else |
pbhatnagar3 | 0:8b08136c5edd | 149 | buffer[x + ((y/8) * 128)] |= (1 << (y%8)); // set pixel |
pbhatnagar3 | 0:8b08136c5edd | 150 | } else { // XOR mode |
pbhatnagar3 | 0:8b08136c5edd | 151 | if(color == 1) |
pbhatnagar3 | 0:8b08136c5edd | 152 | buffer[x + ((y/8) * 128)] ^= (1 << (y%8)); // xor pixel |
pbhatnagar3 | 0:8b08136c5edd | 153 | } |
pbhatnagar3 | 0:8b08136c5edd | 154 | } |
pbhatnagar3 | 0:8b08136c5edd | 155 | |
pbhatnagar3 | 0:8b08136c5edd | 156 | // update lcd |
pbhatnagar3 | 0:8b08136c5edd | 157 | |
pbhatnagar3 | 0:8b08136c5edd | 158 | void C12832::copy_to_lcd(void) |
pbhatnagar3 | 0:8b08136c5edd | 159 | { |
pbhatnagar3 | 0:8b08136c5edd | 160 | |
pbhatnagar3 | 0:8b08136c5edd | 161 | int i=0; |
pbhatnagar3 | 0:8b08136c5edd | 162 | |
pbhatnagar3 | 0:8b08136c5edd | 163 | //page 0 |
pbhatnagar3 | 0:8b08136c5edd | 164 | wr_cmd(0x00); // set column low nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 165 | wr_cmd(0x10); // set column hi nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 166 | wr_cmd(0xB0); // set page address 0 |
pbhatnagar3 | 0:8b08136c5edd | 167 | _A0 = 1; |
pbhatnagar3 | 0:8b08136c5edd | 168 | for(i=0; i<128; i++) { |
pbhatnagar3 | 0:8b08136c5edd | 169 | wr_dat(buffer[i]); |
pbhatnagar3 | 0:8b08136c5edd | 170 | } |
pbhatnagar3 | 0:8b08136c5edd | 171 | |
pbhatnagar3 | 0:8b08136c5edd | 172 | // page 1 |
pbhatnagar3 | 0:8b08136c5edd | 173 | wr_cmd(0x00); // set column low nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 174 | wr_cmd(0x10); // set column hi nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 175 | wr_cmd(0xB1); // set page address 1 |
pbhatnagar3 | 0:8b08136c5edd | 176 | _A0 = 1; |
pbhatnagar3 | 0:8b08136c5edd | 177 | for(i=128; i<256; i++) { |
pbhatnagar3 | 0:8b08136c5edd | 178 | wr_dat(buffer[i]); |
pbhatnagar3 | 0:8b08136c5edd | 179 | } |
pbhatnagar3 | 0:8b08136c5edd | 180 | |
pbhatnagar3 | 0:8b08136c5edd | 181 | //page 2 |
pbhatnagar3 | 0:8b08136c5edd | 182 | wr_cmd(0x00); // set column low nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 183 | wr_cmd(0x10); // set column hi nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 184 | wr_cmd(0xB2); // set page address 2 |
pbhatnagar3 | 0:8b08136c5edd | 185 | _A0 = 1; |
pbhatnagar3 | 0:8b08136c5edd | 186 | for(i=256; i<384; i++) { |
pbhatnagar3 | 0:8b08136c5edd | 187 | wr_dat(buffer[i]); |
pbhatnagar3 | 0:8b08136c5edd | 188 | } |
pbhatnagar3 | 0:8b08136c5edd | 189 | |
pbhatnagar3 | 0:8b08136c5edd | 190 | //page 3 |
pbhatnagar3 | 0:8b08136c5edd | 191 | wr_cmd(0x00); // set column low nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 192 | wr_cmd(0x10); // set column hi nibble 0 |
pbhatnagar3 | 0:8b08136c5edd | 193 | wr_cmd(0xB3); // set page address 3 |
pbhatnagar3 | 0:8b08136c5edd | 194 | _A0 = 1; |
pbhatnagar3 | 0:8b08136c5edd | 195 | |
pbhatnagar3 | 0:8b08136c5edd | 196 | _CS = 0; |
pbhatnagar3 | 0:8b08136c5edd | 197 | |
pbhatnagar3 | 0:8b08136c5edd | 198 | for(i=384; i<512; i++) { |
pbhatnagar3 | 0:8b08136c5edd | 199 | wr_dat(buffer[i]); |
pbhatnagar3 | 0:8b08136c5edd | 200 | } |
pbhatnagar3 | 0:8b08136c5edd | 201 | |
pbhatnagar3 | 0:8b08136c5edd | 202 | } |
pbhatnagar3 | 0:8b08136c5edd | 203 | |
pbhatnagar3 | 0:8b08136c5edd | 204 | void C12832::cls(void) |
pbhatnagar3 | 0:8b08136c5edd | 205 | { |
pbhatnagar3 | 0:8b08136c5edd | 206 | memset(buffer,0x00,512); // clear display buffer |
pbhatnagar3 | 0:8b08136c5edd | 207 | copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 208 | } |
pbhatnagar3 | 0:8b08136c5edd | 209 | |
pbhatnagar3 | 0:8b08136c5edd | 210 | |
pbhatnagar3 | 0:8b08136c5edd | 211 | void C12832::line(int x0, int y0, int x1, int y1, int color) |
pbhatnagar3 | 0:8b08136c5edd | 212 | { |
pbhatnagar3 | 0:8b08136c5edd | 213 | int dx = 0, dy = 0; |
pbhatnagar3 | 0:8b08136c5edd | 214 | int dx_sym = 0, dy_sym = 0; |
pbhatnagar3 | 0:8b08136c5edd | 215 | int dx_x2 = 0, dy_x2 = 0; |
pbhatnagar3 | 0:8b08136c5edd | 216 | int di = 0; |
pbhatnagar3 | 0:8b08136c5edd | 217 | |
pbhatnagar3 | 0:8b08136c5edd | 218 | dx = x1-x0; |
pbhatnagar3 | 0:8b08136c5edd | 219 | dy = y1-y0; |
pbhatnagar3 | 0:8b08136c5edd | 220 | |
pbhatnagar3 | 0:8b08136c5edd | 221 | // if (dx == 0) { /* vertical line */ |
pbhatnagar3 | 0:8b08136c5edd | 222 | // if (y1 > y0) vline(x0,y0,y1,color); |
pbhatnagar3 | 0:8b08136c5edd | 223 | // else vline(x0,y1,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 224 | // return; |
pbhatnagar3 | 0:8b08136c5edd | 225 | // } |
pbhatnagar3 | 0:8b08136c5edd | 226 | |
pbhatnagar3 | 0:8b08136c5edd | 227 | if (dx > 0) { |
pbhatnagar3 | 0:8b08136c5edd | 228 | dx_sym = 1; |
pbhatnagar3 | 0:8b08136c5edd | 229 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 230 | dx_sym = -1; |
pbhatnagar3 | 0:8b08136c5edd | 231 | } |
pbhatnagar3 | 0:8b08136c5edd | 232 | // if (dy == 0) { /* horizontal line */ |
pbhatnagar3 | 0:8b08136c5edd | 233 | // if (x1 > x0) hline(x0,x1,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 234 | // else hline(x1,x0,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 235 | // return; |
pbhatnagar3 | 0:8b08136c5edd | 236 | // } |
pbhatnagar3 | 0:8b08136c5edd | 237 | |
pbhatnagar3 | 0:8b08136c5edd | 238 | if (dy > 0) { |
pbhatnagar3 | 0:8b08136c5edd | 239 | dy_sym = 1; |
pbhatnagar3 | 0:8b08136c5edd | 240 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 241 | dy_sym = -1; |
pbhatnagar3 | 0:8b08136c5edd | 242 | } |
pbhatnagar3 | 0:8b08136c5edd | 243 | |
pbhatnagar3 | 0:8b08136c5edd | 244 | dx = dx_sym*dx; |
pbhatnagar3 | 0:8b08136c5edd | 245 | dy = dy_sym*dy; |
pbhatnagar3 | 0:8b08136c5edd | 246 | |
pbhatnagar3 | 0:8b08136c5edd | 247 | dx_x2 = dx*2; |
pbhatnagar3 | 0:8b08136c5edd | 248 | dy_x2 = dy*2; |
pbhatnagar3 | 0:8b08136c5edd | 249 | |
pbhatnagar3 | 0:8b08136c5edd | 250 | if (dx >= dy) { |
pbhatnagar3 | 0:8b08136c5edd | 251 | di = dy_x2 - dx; |
pbhatnagar3 | 0:8b08136c5edd | 252 | while (x0 != x1) { |
pbhatnagar3 | 0:8b08136c5edd | 253 | |
pbhatnagar3 | 0:8b08136c5edd | 254 | pixel(x0, y0, color); |
pbhatnagar3 | 0:8b08136c5edd | 255 | x0 += dx_sym; |
pbhatnagar3 | 0:8b08136c5edd | 256 | if (di<0) { |
pbhatnagar3 | 0:8b08136c5edd | 257 | di += dy_x2; |
pbhatnagar3 | 0:8b08136c5edd | 258 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 259 | di += dy_x2 - dx_x2; |
pbhatnagar3 | 0:8b08136c5edd | 260 | y0 += dy_sym; |
pbhatnagar3 | 0:8b08136c5edd | 261 | } |
pbhatnagar3 | 0:8b08136c5edd | 262 | } |
pbhatnagar3 | 0:8b08136c5edd | 263 | pixel(x0, y0, color); |
pbhatnagar3 | 0:8b08136c5edd | 264 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 265 | di = dx_x2 - dy; |
pbhatnagar3 | 0:8b08136c5edd | 266 | while (y0 != y1) { |
pbhatnagar3 | 0:8b08136c5edd | 267 | pixel(x0, y0, color); |
pbhatnagar3 | 0:8b08136c5edd | 268 | y0 += dy_sym; |
pbhatnagar3 | 0:8b08136c5edd | 269 | if (di < 0) { |
pbhatnagar3 | 0:8b08136c5edd | 270 | di += dx_x2; |
pbhatnagar3 | 0:8b08136c5edd | 271 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 272 | di += dx_x2 - dy_x2; |
pbhatnagar3 | 0:8b08136c5edd | 273 | x0 += dx_sym; |
pbhatnagar3 | 0:8b08136c5edd | 274 | } |
pbhatnagar3 | 0:8b08136c5edd | 275 | } |
pbhatnagar3 | 0:8b08136c5edd | 276 | pixel(x0, y0, color); |
pbhatnagar3 | 0:8b08136c5edd | 277 | } |
pbhatnagar3 | 0:8b08136c5edd | 278 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 279 | } |
pbhatnagar3 | 0:8b08136c5edd | 280 | |
pbhatnagar3 | 0:8b08136c5edd | 281 | void C12832::rect(int x0, int y0, int x1, int y1, int color) |
pbhatnagar3 | 0:8b08136c5edd | 282 | { |
pbhatnagar3 | 0:8b08136c5edd | 283 | |
pbhatnagar3 | 0:8b08136c5edd | 284 | if (x1 > x0) line(x0,y0,x1,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 285 | else line(x1,y0,x0,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 286 | |
pbhatnagar3 | 0:8b08136c5edd | 287 | if (y1 > y0) line(x0,y0,x0,y1,color); |
pbhatnagar3 | 0:8b08136c5edd | 288 | else line(x0,y1,x0,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 289 | |
pbhatnagar3 | 0:8b08136c5edd | 290 | if (x1 > x0) line(x0,y1,x1,y1,color); |
pbhatnagar3 | 0:8b08136c5edd | 291 | else line(x1,y1,x0,y1,color); |
pbhatnagar3 | 0:8b08136c5edd | 292 | |
pbhatnagar3 | 0:8b08136c5edd | 293 | if (y1 > y0) line(x1,y0,x1,y1,color); |
pbhatnagar3 | 0:8b08136c5edd | 294 | else line(x1,y1,x1,y0,color); |
pbhatnagar3 | 0:8b08136c5edd | 295 | |
pbhatnagar3 | 0:8b08136c5edd | 296 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 297 | } |
pbhatnagar3 | 0:8b08136c5edd | 298 | |
pbhatnagar3 | 0:8b08136c5edd | 299 | void C12832::fillrect(int x0, int y0, int x1, int y1, int color) |
pbhatnagar3 | 0:8b08136c5edd | 300 | { |
pbhatnagar3 | 0:8b08136c5edd | 301 | int l,c,i; |
pbhatnagar3 | 0:8b08136c5edd | 302 | if(x0 > x1) { |
pbhatnagar3 | 0:8b08136c5edd | 303 | i = x0; |
pbhatnagar3 | 0:8b08136c5edd | 304 | x0 = x1; |
pbhatnagar3 | 0:8b08136c5edd | 305 | x1 = i; |
pbhatnagar3 | 0:8b08136c5edd | 306 | } |
pbhatnagar3 | 0:8b08136c5edd | 307 | |
pbhatnagar3 | 0:8b08136c5edd | 308 | if(y0 > y1) { |
pbhatnagar3 | 0:8b08136c5edd | 309 | i = y0; |
pbhatnagar3 | 0:8b08136c5edd | 310 | y0 = y1; |
pbhatnagar3 | 0:8b08136c5edd | 311 | y1 = i; |
pbhatnagar3 | 0:8b08136c5edd | 312 | } |
pbhatnagar3 | 0:8b08136c5edd | 313 | |
pbhatnagar3 | 0:8b08136c5edd | 314 | for(l = x0; l<= x1; l ++) { |
pbhatnagar3 | 0:8b08136c5edd | 315 | for(c = y0; c<= y1; c++) { |
pbhatnagar3 | 0:8b08136c5edd | 316 | pixel(l,c,color); |
pbhatnagar3 | 0:8b08136c5edd | 317 | } |
pbhatnagar3 | 0:8b08136c5edd | 318 | } |
pbhatnagar3 | 0:8b08136c5edd | 319 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 320 | } |
pbhatnagar3 | 0:8b08136c5edd | 321 | |
pbhatnagar3 | 0:8b08136c5edd | 322 | |
pbhatnagar3 | 0:8b08136c5edd | 323 | |
pbhatnagar3 | 0:8b08136c5edd | 324 | void C12832::circle(int x0, int y0, int r, int color) |
pbhatnagar3 | 0:8b08136c5edd | 325 | { |
pbhatnagar3 | 0:8b08136c5edd | 326 | |
pbhatnagar3 | 0:8b08136c5edd | 327 | int draw_x0, draw_y0; |
pbhatnagar3 | 0:8b08136c5edd | 328 | int draw_x1, draw_y1; |
pbhatnagar3 | 0:8b08136c5edd | 329 | int draw_x2, draw_y2; |
pbhatnagar3 | 0:8b08136c5edd | 330 | int draw_x3, draw_y3; |
pbhatnagar3 | 0:8b08136c5edd | 331 | int draw_x4, draw_y4; |
pbhatnagar3 | 0:8b08136c5edd | 332 | int draw_x5, draw_y5; |
pbhatnagar3 | 0:8b08136c5edd | 333 | int draw_x6, draw_y6; |
pbhatnagar3 | 0:8b08136c5edd | 334 | int draw_x7, draw_y7; |
pbhatnagar3 | 0:8b08136c5edd | 335 | int xx, yy; |
pbhatnagar3 | 0:8b08136c5edd | 336 | int di; |
pbhatnagar3 | 0:8b08136c5edd | 337 | //WindowMax(); |
pbhatnagar3 | 0:8b08136c5edd | 338 | if (r == 0) { /* no radius */ |
pbhatnagar3 | 0:8b08136c5edd | 339 | return; |
pbhatnagar3 | 0:8b08136c5edd | 340 | } |
pbhatnagar3 | 0:8b08136c5edd | 341 | |
pbhatnagar3 | 0:8b08136c5edd | 342 | draw_x0 = draw_x1 = x0; |
pbhatnagar3 | 0:8b08136c5edd | 343 | draw_y0 = draw_y1 = y0 + r; |
pbhatnagar3 | 0:8b08136c5edd | 344 | if (draw_y0 < height()) { |
pbhatnagar3 | 0:8b08136c5edd | 345 | pixel(draw_x0, draw_y0, color); /* 90 degree */ |
pbhatnagar3 | 0:8b08136c5edd | 346 | } |
pbhatnagar3 | 0:8b08136c5edd | 347 | |
pbhatnagar3 | 0:8b08136c5edd | 348 | draw_x2 = draw_x3 = x0; |
pbhatnagar3 | 0:8b08136c5edd | 349 | draw_y2 = draw_y3 = y0 - r; |
pbhatnagar3 | 0:8b08136c5edd | 350 | if (draw_y2 >= 0) { |
pbhatnagar3 | 0:8b08136c5edd | 351 | pixel(draw_x2, draw_y2, color); /* 270 degree */ |
pbhatnagar3 | 0:8b08136c5edd | 352 | } |
pbhatnagar3 | 0:8b08136c5edd | 353 | |
pbhatnagar3 | 0:8b08136c5edd | 354 | draw_x4 = draw_x6 = x0 + r; |
pbhatnagar3 | 0:8b08136c5edd | 355 | draw_y4 = draw_y6 = y0; |
pbhatnagar3 | 0:8b08136c5edd | 356 | if (draw_x4 < width()) { |
pbhatnagar3 | 0:8b08136c5edd | 357 | pixel(draw_x4, draw_y4, color); /* 0 degree */ |
pbhatnagar3 | 0:8b08136c5edd | 358 | } |
pbhatnagar3 | 0:8b08136c5edd | 359 | |
pbhatnagar3 | 0:8b08136c5edd | 360 | draw_x5 = draw_x7 = x0 - r; |
pbhatnagar3 | 0:8b08136c5edd | 361 | draw_y5 = draw_y7 = y0; |
pbhatnagar3 | 0:8b08136c5edd | 362 | if (draw_x5>=0) { |
pbhatnagar3 | 0:8b08136c5edd | 363 | pixel(draw_x5, draw_y5, color); /* 180 degree */ |
pbhatnagar3 | 0:8b08136c5edd | 364 | } |
pbhatnagar3 | 0:8b08136c5edd | 365 | |
pbhatnagar3 | 0:8b08136c5edd | 366 | if (r == 1) { |
pbhatnagar3 | 0:8b08136c5edd | 367 | return; |
pbhatnagar3 | 0:8b08136c5edd | 368 | } |
pbhatnagar3 | 0:8b08136c5edd | 369 | |
pbhatnagar3 | 0:8b08136c5edd | 370 | di = 3 - 2*r; |
pbhatnagar3 | 0:8b08136c5edd | 371 | xx = 0; |
pbhatnagar3 | 0:8b08136c5edd | 372 | yy = r; |
pbhatnagar3 | 0:8b08136c5edd | 373 | while (xx < yy) { |
pbhatnagar3 | 0:8b08136c5edd | 374 | |
pbhatnagar3 | 0:8b08136c5edd | 375 | if (di < 0) { |
pbhatnagar3 | 0:8b08136c5edd | 376 | di += 4*xx + 6; |
pbhatnagar3 | 0:8b08136c5edd | 377 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 378 | di += 4*(xx - yy) + 10; |
pbhatnagar3 | 0:8b08136c5edd | 379 | yy--; |
pbhatnagar3 | 0:8b08136c5edd | 380 | draw_y0--; |
pbhatnagar3 | 0:8b08136c5edd | 381 | draw_y1--; |
pbhatnagar3 | 0:8b08136c5edd | 382 | draw_y2++; |
pbhatnagar3 | 0:8b08136c5edd | 383 | draw_y3++; |
pbhatnagar3 | 0:8b08136c5edd | 384 | draw_x4--; |
pbhatnagar3 | 0:8b08136c5edd | 385 | draw_x5++; |
pbhatnagar3 | 0:8b08136c5edd | 386 | draw_x6--; |
pbhatnagar3 | 0:8b08136c5edd | 387 | draw_x7++; |
pbhatnagar3 | 0:8b08136c5edd | 388 | } |
pbhatnagar3 | 0:8b08136c5edd | 389 | xx++; |
pbhatnagar3 | 0:8b08136c5edd | 390 | draw_x0++; |
pbhatnagar3 | 0:8b08136c5edd | 391 | draw_x1--; |
pbhatnagar3 | 0:8b08136c5edd | 392 | draw_x2++; |
pbhatnagar3 | 0:8b08136c5edd | 393 | draw_x3--; |
pbhatnagar3 | 0:8b08136c5edd | 394 | draw_y4++; |
pbhatnagar3 | 0:8b08136c5edd | 395 | draw_y5++; |
pbhatnagar3 | 0:8b08136c5edd | 396 | draw_y6--; |
pbhatnagar3 | 0:8b08136c5edd | 397 | draw_y7--; |
pbhatnagar3 | 0:8b08136c5edd | 398 | |
pbhatnagar3 | 0:8b08136c5edd | 399 | if ( (draw_x0 <= width()) && (draw_y0>=0) ) { |
pbhatnagar3 | 0:8b08136c5edd | 400 | pixel(draw_x0, draw_y0, color); |
pbhatnagar3 | 0:8b08136c5edd | 401 | } |
pbhatnagar3 | 0:8b08136c5edd | 402 | |
pbhatnagar3 | 0:8b08136c5edd | 403 | if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) { |
pbhatnagar3 | 0:8b08136c5edd | 404 | pixel(draw_x1, draw_y1, color); |
pbhatnagar3 | 0:8b08136c5edd | 405 | } |
pbhatnagar3 | 0:8b08136c5edd | 406 | |
pbhatnagar3 | 0:8b08136c5edd | 407 | if ( (draw_x2 <= width()) && (draw_y2 <= height()) ) { |
pbhatnagar3 | 0:8b08136c5edd | 408 | pixel(draw_x2, draw_y2, color); |
pbhatnagar3 | 0:8b08136c5edd | 409 | } |
pbhatnagar3 | 0:8b08136c5edd | 410 | |
pbhatnagar3 | 0:8b08136c5edd | 411 | if ( (draw_x3 >=0 ) && (draw_y3 <= height()) ) { |
pbhatnagar3 | 0:8b08136c5edd | 412 | pixel(draw_x3, draw_y3, color); |
pbhatnagar3 | 0:8b08136c5edd | 413 | } |
pbhatnagar3 | 0:8b08136c5edd | 414 | |
pbhatnagar3 | 0:8b08136c5edd | 415 | if ( (draw_x4 <= width()) && (draw_y4 >= 0) ) { |
pbhatnagar3 | 0:8b08136c5edd | 416 | pixel(draw_x4, draw_y4, color); |
pbhatnagar3 | 0:8b08136c5edd | 417 | } |
pbhatnagar3 | 0:8b08136c5edd | 418 | |
pbhatnagar3 | 0:8b08136c5edd | 419 | if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) { |
pbhatnagar3 | 0:8b08136c5edd | 420 | pixel(draw_x5, draw_y5, color); |
pbhatnagar3 | 0:8b08136c5edd | 421 | } |
pbhatnagar3 | 0:8b08136c5edd | 422 | if ( (draw_x6 <=width()) && (draw_y6 <= height()) ) { |
pbhatnagar3 | 0:8b08136c5edd | 423 | pixel(draw_x6, draw_y6, color); |
pbhatnagar3 | 0:8b08136c5edd | 424 | } |
pbhatnagar3 | 0:8b08136c5edd | 425 | if ( (draw_x7 >= 0) && (draw_y7 <= height()) ) { |
pbhatnagar3 | 0:8b08136c5edd | 426 | pixel(draw_x7, draw_y7, color); |
pbhatnagar3 | 0:8b08136c5edd | 427 | } |
pbhatnagar3 | 0:8b08136c5edd | 428 | } |
pbhatnagar3 | 0:8b08136c5edd | 429 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 430 | } |
pbhatnagar3 | 0:8b08136c5edd | 431 | |
pbhatnagar3 | 0:8b08136c5edd | 432 | void C12832::fillcircle(int x, int y, int r, int color) |
pbhatnagar3 | 0:8b08136c5edd | 433 | { |
pbhatnagar3 | 0:8b08136c5edd | 434 | int i,up; |
pbhatnagar3 | 0:8b08136c5edd | 435 | up = auto_up; |
pbhatnagar3 | 0:8b08136c5edd | 436 | auto_up = 0; // off |
pbhatnagar3 | 0:8b08136c5edd | 437 | for (i = 0; i <= r; i++) |
pbhatnagar3 | 0:8b08136c5edd | 438 | circle(x,y,i,color); |
pbhatnagar3 | 0:8b08136c5edd | 439 | auto_up = up; |
pbhatnagar3 | 0:8b08136c5edd | 440 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 441 | } |
pbhatnagar3 | 0:8b08136c5edd | 442 | |
pbhatnagar3 | 0:8b08136c5edd | 443 | void C12832::setmode(int mode) |
pbhatnagar3 | 0:8b08136c5edd | 444 | { |
pbhatnagar3 | 0:8b08136c5edd | 445 | draw_mode = mode; |
pbhatnagar3 | 0:8b08136c5edd | 446 | } |
pbhatnagar3 | 0:8b08136c5edd | 447 | |
pbhatnagar3 | 0:8b08136c5edd | 448 | void C12832::locate(int x, int y) |
pbhatnagar3 | 0:8b08136c5edd | 449 | { |
pbhatnagar3 | 0:8b08136c5edd | 450 | char_x = x; |
pbhatnagar3 | 0:8b08136c5edd | 451 | char_y = y; |
pbhatnagar3 | 0:8b08136c5edd | 452 | } |
pbhatnagar3 | 0:8b08136c5edd | 453 | |
pbhatnagar3 | 0:8b08136c5edd | 454 | |
pbhatnagar3 | 0:8b08136c5edd | 455 | |
pbhatnagar3 | 0:8b08136c5edd | 456 | int C12832::columns() |
pbhatnagar3 | 0:8b08136c5edd | 457 | { |
pbhatnagar3 | 0:8b08136c5edd | 458 | return width() / font[1]; |
pbhatnagar3 | 0:8b08136c5edd | 459 | } |
pbhatnagar3 | 0:8b08136c5edd | 460 | |
pbhatnagar3 | 0:8b08136c5edd | 461 | |
pbhatnagar3 | 0:8b08136c5edd | 462 | |
pbhatnagar3 | 0:8b08136c5edd | 463 | int C12832::rows() |
pbhatnagar3 | 0:8b08136c5edd | 464 | { |
pbhatnagar3 | 0:8b08136c5edd | 465 | return height() / font[2]; |
pbhatnagar3 | 0:8b08136c5edd | 466 | } |
pbhatnagar3 | 0:8b08136c5edd | 467 | |
pbhatnagar3 | 0:8b08136c5edd | 468 | |
pbhatnagar3 | 0:8b08136c5edd | 469 | |
pbhatnagar3 | 0:8b08136c5edd | 470 | int C12832::_putc(int value) |
pbhatnagar3 | 0:8b08136c5edd | 471 | { |
pbhatnagar3 | 0:8b08136c5edd | 472 | if (value == '\n') { // new line |
pbhatnagar3 | 0:8b08136c5edd | 473 | char_x = 0; |
pbhatnagar3 | 0:8b08136c5edd | 474 | char_y = char_y + font[2]; |
pbhatnagar3 | 0:8b08136c5edd | 475 | if (char_y >= height() - font[2]) { |
pbhatnagar3 | 0:8b08136c5edd | 476 | char_y = 0; |
pbhatnagar3 | 0:8b08136c5edd | 477 | } |
pbhatnagar3 | 0:8b08136c5edd | 478 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 479 | character(char_x, char_y, value); |
pbhatnagar3 | 0:8b08136c5edd | 480 | if(auto_up) copy_to_lcd(); |
pbhatnagar3 | 0:8b08136c5edd | 481 | } |
pbhatnagar3 | 0:8b08136c5edd | 482 | return value; |
pbhatnagar3 | 0:8b08136c5edd | 483 | } |
pbhatnagar3 | 0:8b08136c5edd | 484 | |
pbhatnagar3 | 0:8b08136c5edd | 485 | void C12832::character(int x, int y, int c) |
pbhatnagar3 | 0:8b08136c5edd | 486 | { |
pbhatnagar3 | 0:8b08136c5edd | 487 | unsigned int hor,vert,offset,bpl,j,i,b; |
pbhatnagar3 | 0:8b08136c5edd | 488 | unsigned char* zeichen; |
pbhatnagar3 | 0:8b08136c5edd | 489 | unsigned char z,w; |
pbhatnagar3 | 0:8b08136c5edd | 490 | |
pbhatnagar3 | 0:8b08136c5edd | 491 | if ((c < 31) || (c > 127)) return; // test char range |
pbhatnagar3 | 0:8b08136c5edd | 492 | |
pbhatnagar3 | 0:8b08136c5edd | 493 | // read font parameter from start of array |
pbhatnagar3 | 0:8b08136c5edd | 494 | offset = font[0]; // bytes / char |
pbhatnagar3 | 0:8b08136c5edd | 495 | hor = font[1]; // get hor size of font |
pbhatnagar3 | 0:8b08136c5edd | 496 | vert = font[2]; // get vert size of font |
pbhatnagar3 | 0:8b08136c5edd | 497 | bpl = font[3]; // bytes per line |
pbhatnagar3 | 0:8b08136c5edd | 498 | |
pbhatnagar3 | 0:8b08136c5edd | 499 | if (char_x + hor > width()) { |
pbhatnagar3 | 0:8b08136c5edd | 500 | char_x = 0; |
pbhatnagar3 | 0:8b08136c5edd | 501 | char_y = char_y + vert; |
pbhatnagar3 | 0:8b08136c5edd | 502 | if (char_y >= height() - font[2]) { |
pbhatnagar3 | 0:8b08136c5edd | 503 | char_y = 0; |
pbhatnagar3 | 0:8b08136c5edd | 504 | } |
pbhatnagar3 | 0:8b08136c5edd | 505 | } |
pbhatnagar3 | 0:8b08136c5edd | 506 | |
pbhatnagar3 | 0:8b08136c5edd | 507 | zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap |
pbhatnagar3 | 0:8b08136c5edd | 508 | w = zeichen[0]; // width of actual char |
pbhatnagar3 | 0:8b08136c5edd | 509 | // construct the char into the buffer |
pbhatnagar3 | 0:8b08136c5edd | 510 | for (j=0; j<vert; j++) { // vert line |
pbhatnagar3 | 0:8b08136c5edd | 511 | for (i=0; i<hor; i++) { // horz line |
pbhatnagar3 | 0:8b08136c5edd | 512 | z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1]; |
pbhatnagar3 | 0:8b08136c5edd | 513 | b = 1 << (j & 0x07); |
pbhatnagar3 | 0:8b08136c5edd | 514 | if (( z & b ) == 0x00) { |
pbhatnagar3 | 0:8b08136c5edd | 515 | pixel(x+i,y+j,0); |
pbhatnagar3 | 0:8b08136c5edd | 516 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 517 | pixel(x+i,y+j,1); |
pbhatnagar3 | 0:8b08136c5edd | 518 | } |
pbhatnagar3 | 0:8b08136c5edd | 519 | |
pbhatnagar3 | 0:8b08136c5edd | 520 | } |
pbhatnagar3 | 0:8b08136c5edd | 521 | } |
pbhatnagar3 | 0:8b08136c5edd | 522 | |
pbhatnagar3 | 0:8b08136c5edd | 523 | char_x += w; |
pbhatnagar3 | 0:8b08136c5edd | 524 | } |
pbhatnagar3 | 0:8b08136c5edd | 525 | |
pbhatnagar3 | 0:8b08136c5edd | 526 | |
pbhatnagar3 | 0:8b08136c5edd | 527 | void C12832::set_font(unsigned char* f) |
pbhatnagar3 | 0:8b08136c5edd | 528 | { |
pbhatnagar3 | 0:8b08136c5edd | 529 | font = f; |
pbhatnagar3 | 0:8b08136c5edd | 530 | } |
pbhatnagar3 | 0:8b08136c5edd | 531 | |
pbhatnagar3 | 0:8b08136c5edd | 532 | void C12832::set_auto_up(unsigned int up) |
pbhatnagar3 | 0:8b08136c5edd | 533 | { |
pbhatnagar3 | 0:8b08136c5edd | 534 | if(up ) auto_up = 1; |
pbhatnagar3 | 0:8b08136c5edd | 535 | else auto_up = 0; |
pbhatnagar3 | 0:8b08136c5edd | 536 | } |
pbhatnagar3 | 0:8b08136c5edd | 537 | |
pbhatnagar3 | 0:8b08136c5edd | 538 | unsigned int C12832::get_auto_up(void) |
pbhatnagar3 | 0:8b08136c5edd | 539 | { |
pbhatnagar3 | 0:8b08136c5edd | 540 | return (auto_up); |
pbhatnagar3 | 0:8b08136c5edd | 541 | } |
pbhatnagar3 | 0:8b08136c5edd | 542 | |
pbhatnagar3 | 0:8b08136c5edd | 543 | void C12832::print_bm(Bitmap bm, int x, int y) |
pbhatnagar3 | 0:8b08136c5edd | 544 | { |
pbhatnagar3 | 0:8b08136c5edd | 545 | int h,v,b; |
pbhatnagar3 | 0:8b08136c5edd | 546 | char d; |
pbhatnagar3 | 0:8b08136c5edd | 547 | |
pbhatnagar3 | 0:8b08136c5edd | 548 | for(v=0; v < bm.ySize; v++) { // lines |
pbhatnagar3 | 0:8b08136c5edd | 549 | for(h=0; h < bm.xSize; h++) { // pixel |
pbhatnagar3 | 0:8b08136c5edd | 550 | if(h + x > 127) break; |
pbhatnagar3 | 0:8b08136c5edd | 551 | if(v + y > 31) break; |
pbhatnagar3 | 0:8b08136c5edd | 552 | d = bm.data[bm.Byte_in_Line * v + ((h & 0xF8) >> 3)]; |
pbhatnagar3 | 0:8b08136c5edd | 553 | b = 0x80 >> (h & 0x07); |
pbhatnagar3 | 0:8b08136c5edd | 554 | if((d & b) == 0) { |
pbhatnagar3 | 0:8b08136c5edd | 555 | pixel(x+h,y+v,0); |
pbhatnagar3 | 0:8b08136c5edd | 556 | } else { |
pbhatnagar3 | 0:8b08136c5edd | 557 | pixel(x+h,y+v,1); |
pbhatnagar3 | 0:8b08136c5edd | 558 | } |
pbhatnagar3 | 0:8b08136c5edd | 559 | } |
pbhatnagar3 | 0:8b08136c5edd | 560 | } |
pbhatnagar3 | 0:8b08136c5edd | 561 | |
pbhatnagar3 | 0:8b08136c5edd | 562 | } |
pbhatnagar3 | 0:8b08136c5edd | 563 | |
pbhatnagar3 | 0:8b08136c5edd | 564 |