Kamil Ondrousek
/
Lozi
Lozi fractal map
TFT_4DGL_Graphics.cpp
- Committer:
- JLS
- Date:
- 2010-12-26
- Revision:
- 1:89b1a06c1828
File content as of revision 1:89b1a06c1828:
// // TFT_4DGL is a class to drive 4D Systems TFT touch screens // // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr> // // TFT_4DGL is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // TFT_4DGL 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with TFT_4DGL. If not, see <http://www.gnu.org/licenses/>. #include "mbed.h" #include "TFT_4DGL.h" //**************************************************************************************************** void TFT_4DGL :: circle(int x, int y , int radius, int color) { // draw a circle in (x,y) char command[9]= ""; command[0] = CIRCLE; command[1] = (x >> 8) & 0xFF; command[2] = x & 0xFF; command[3] = (y >> 8) & 0xFF; command[4] = y & 0xFF; command[5] = (radius >> 8) & 0xFF; command[6] = radius & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[7] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[8] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 9); } //**************************************************************************************************** void TFT_4DGL :: triangle(int x1, int y1 , int x2, int y2, int x3, int y3, int color) { // draw a traingle char command[15]= ""; command[0] = TRIANGLE; command[1] = (x1 >> 8) & 0xFF; command[2] = x1 & 0xFF; command[3] = (y1 >> 8) & 0xFF; command[4] = y1 & 0xFF; command[5] = (x2 >> 8) & 0xFF; command[6] = x2 & 0xFF; command[7] = (y2 >> 8) & 0xFF; command[8] = y2 & 0xFF; command[9] = (x3 >> 8) & 0xFF; command[10] = x3 & 0xFF; command[11] = (y3 >> 8) & 0xFF; command[12] = y3 & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[13] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[14] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 15); } //**************************************************************************************************** void TFT_4DGL :: line(int x1, int y1 , int x2, int y2, int color) { // draw a line char command[11]= ""; command[0] = LINE; command[1] = (x1 >> 8) & 0xFF; command[2] = x1 & 0xFF; command[3] = (y1 >> 8) & 0xFF; command[4] = y1 & 0xFF; command[5] = (x2 >> 8) & 0xFF; command[6] = x2 & 0xFF; command[7] = (y2 >> 8) & 0xFF; command[8] = y2 & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 11); } //**************************************************************************************************** void TFT_4DGL :: rectangle(int x1, int y1 , int x2, int y2, int color) { // draw a rectangle char command[11]= ""; command[0] = RECTANGLE; command[1] = (x1 >> 8) & 0xFF; command[2] = x1 & 0xFF; command[3] = (y1 >> 8) & 0xFF; command[4] = y1 & 0xFF; command[5] = (x2 >> 8) & 0xFF; command[6] = x2 & 0xFF; command[7] = (y2 >> 8) & 0xFF; command[8] = y2 & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 11); } //**************************************************************************************************** void TFT_4DGL :: ellipse(int x, int y , int radius_x, int radius_y, int color) { // draw an ellipse char command[11]= ""; command[0] = ELLIPSE; command[1] = (x >> 8) & 0xFF; command[2] = x & 0xFF; command[3] = (y >> 8) & 0xFF; command[4] = y & 0xFF; command[5] = (radius_x >> 8) & 0xFF; command[6] = radius_x & 0xFF; command[7] = (radius_y >> 8) & 0xFF; command[8] = radius_y & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 11); } //**************************************************************************************************** void TFT_4DGL :: pixel(int x, int y, int color) { // draw a pixel char command[7]= ""; command[0] = PIXEL; command[1] = (x >> 8) & 0xFF; command[2] = x & 0xFF; command[3] = (y >> 8) & 0xFF; command[4] = y & 0xFF; int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits command[5] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color command[6] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color writeCOMMAND(command, 7); } //****************************************************************************************************** int TFT_4DGL :: read_pixel(int x, int y) { // read screen info and populate data char command[5]= ""; command[0] = READPIXEL; command[1] = (x >> 8) & 0xFF; command[2] = x & 0xFF; command[3] = (y >> 8) & 0xFF; command[4] = y & 0xFF; int i, temp = 0, color = 0, resp = 0; char response[2] = ""; freeBUFFER(); for (i = 0; i < 5; i++) { // send all chars to serial port writeBYTE(command[i]); } while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer while (_cmd.readable()) { temp = _cmd.getc(); response[resp++] = (char)temp; } color = ((response[0] << 8) + response[1]); return color; // WARNING : this is 16bits color, not 24bits... need to be fixed } //****************************************************************************************************** void TFT_4DGL :: screen_copy(int xs, int ys , int xd, int yd , int width, int height) { char command[13]= ""; command[0] = SCREENCOPY; command[1] = (xs >> 8) & 0xFF; command[2] = xs & 0xFF; command[3] = (ys >> 8) & 0xFF; command[4] = ys & 0xFF; command[5] = (xd >> 8) & 0xFF; command[6] = xd & 0xFF; command[7] = (yd >> 8) & 0xFF; command[8] = yd & 0xFF; command[9] = (width >> 8) & 0xFF; command[10] = width & 0xFF; command[11] = (height >> 8) & 0xFF; command[12] = height & 0xFF; writeCOMMAND(command, 13); } //**************************************************************************************************** void TFT_4DGL :: pen_size(char mode) { // set pen to SOLID or WIREFRAME char command[2]= ""; command[0] = PENSIZE; command[1] = mode; writeCOMMAND(command, 2); } //**************************************************************************************************** // This plays a .wav file from the FAT partition of an uSD Card // Not really recommended as the speaker on the uLCD-32PT is really bad! //**************************************************************************************************** void TFT_4DGL :: SD_Card_Wav(char *Filename) { char command[21]= ""; int Lgt=0; command[0] = 0x40; //ext_cmd command[1] = 0x6C; //Play Audio command[2] = 0x01; //Option 0x00=Return at end, 0x01=Return now, 0x02=Stop, 0x03=Pause, 0x04=Resume, 0x05=Loop. for(int i=0;Filename[i]!=0x00;i++){ command[i+3] = Filename[i]; Lgt = i; } command[Lgt+4] = 0x2E; //. command[Lgt+5] = 0x77; //w command[Lgt+6] = 0x61; //a command[Lgt+7] = 0x76; //v command[Lgt+8] = 0x00; //terminator writeCOMMAND(command, Lgt+9); } //**************************************************************************************************** // This sets the volume for the speaker on the uLCD-32PT //**************************************************************************************************** void TFT_4DGL :: Set_Volume(char vol) { char command[2]= ""; command[0] = 0x76; //cmd command[1] = vol; //set volume writeCOMMAND(command, 2); } //**************************************************************************************************** // This displays an image on the screen that is stored on the FAT partition of an uSD Card // Sent Filename, X-pos, Y-pos, Sector Address - Display from the RAW partition is quicker //**************************************************************************************************** void TFT_4DGL :: uSD_FAT_Image(char *Filename, int x, int y, long s) { char X_MSB, X_LSB, Y_MSB, Y_LSB, S0, S1, S2, S3; char command[25]= ""; int Lgt=0; X_LSB = x&0x00FF; X_MSB = (x >> 8); Y_LSB = y&0x00FF; Y_MSB = (y >> 8); S0 = (s >> 20)&0x000000FF; S1 = (s >> 16)&0x0000FF; S2 = (s >> 8)&0x0000FF; S3 = s&0x0000FF;; command[0] = '@'; //ext_cmd command[1] = 'm'; //FAT Image for(int i=0;Filename[i]!=0x00;i++){ command[i+2] = Filename[i]; Lgt = i; } command[Lgt+3] = '.'; //. command[Lgt+4] = 'G'; //G command[Lgt+5] = 'C'; //C command[Lgt+6] = 'I'; //I command[Lgt+7] = 0x00; //Terminator command[Lgt+8] = X_MSB; //X-Position MSB command[Lgt+9] = X_LSB; //X-Position LSB command[Lgt+10] = Y_MSB; //Y-Position MSB command[Lgt+11] = Y_LSB; //Y-Position LSB command[Lgt+12] = S0; //Sector Address 4 bytes command[Lgt+13] = S1; command[Lgt+14] = S2; command[Lgt+15] = S3; writeCOMMAND(command, Lgt+16); } //**************************************************************************************************** // This displays an image on the screen in the NEW FORMAT // Sent X-pos, Y-pos, Sector Address - This is the recommended way to display images //**************************************************************************************************** void TFT_4DGL :: uSD_Image(int x, int y, long s) { char S1, S2, S3; char X_MSB, X_LSB, Y_MSB, Y_LSB; char command[9]= ""; X_LSB = x&0x00FF; //Work out the x position X_MSB = (x >> 8); Y_LSB = y&0x00FF; //Work out the y position Y_MSB = (y >> 8); S1 = (s >> 16)&0x0000FF; //Work out the sector address S2 = (s >> 8)&0x0000FF; S3 = s&0x0000FF; command[0] = 0x40; //ext_cmd command[1] = 0x49; //Display image command[2] = X_MSB; //X position - 2 bytes command[3] = X_LSB; command[4] = Y_MSB; //Y position - 2 bytes command[5] = Y_LSB; command[6] = S1; //Sector address - 3 bytes command[7] = S2; command[8] = S3; writeCOMMAND(command, 9); } //**************************************************************************************************** // This displays an video on the screen in the NEW FORMAT // Sent X-pos, Y-pos, Sector Address - This is the recommended way to display video //**************************************************************************************************** void TFT_4DGL :: uSD_Video(int x, int y, long s) { char S1, S2, S3; char X_MSB, X_LSB, Y_MSB, Y_LSB; char command[10]= ""; X_LSB = x&0x00FF; X_MSB = (x >> 8); Y_LSB = y&0x00FF; Y_MSB = (y >> 8); S1 = (s >> 16)&0x0000FF; S2 = (s >> 8)&0x0000FF; S3 = s&0x0000FF; command[0] = 0x40; //ext_cmd command[1] = 0x56; //Display video command[2] = X_MSB; //X position - 2 bytes command[3] = X_LSB; command[4] = Y_MSB; //Y position - 2 bytes command[5] = Y_LSB; command[6] = 0x00; //delay between frames command[7] = S1; //Sector address - 3 bytes command[8] = S2; command[9] = S3; writeCOMMAND(command, 10); }