Diff: main.cpp

Revision:

10:e8c9dbbcb397

Parent:

8:31e63caf37e2

--- a/main.cpp	Wed Oct 28 15:06:56 2015 +0000
+++ b/main.cpp	Fri Mar 29 16:07:20 2019 +0000
@@ -4,7 +4,7 @@
 #include "uLCD_4DGL.h"
 
 uLCD_4DGL uLCD(p9,p10,p11); // serial tx, serial rx, reset pin;
-
+Serial pc(USBTX, USBRX);
 int main()
 {
     // basic printf demo = 16 by 18 characters on screen
@@ -58,113 +58,6 @@
     uLCD.text_italic(ON);
     uLCD.text_string("This is a test of string", 1, 4, FONT_7X8, WHITE);
     wait(2);
-
-//Bouncing Ball Demo
-    float fx=50.0,fy=21.0,vx=1.0,vy=0.4;
-    int x=50,y=21,radius=4;
-    uLCD.background_color(BLACK);
-    uLCD.cls();
-    //draw walls
-    uLCD.line(0, 0, 127, 0, WHITE);
-    uLCD.line(127, 0, 127, 127, WHITE);
-    uLCD.line(127, 127, 0, 127, WHITE);
-    uLCD.line(0, 127, 0, 0, WHITE);
-    for (int i=0; i<1500; i++) {
-        //draw ball
-        uLCD.filled_circle(x, y, radius, RED);
-        //bounce off edge walls and slow down a bit?
-        if ((x<=radius+1) || (x>=126-radius)) vx = -.90*vx;
-        if ((y<=radius+1) || (y>=126-radius)) vy = -.90*vy;
-        //erase old ball location
-        uLCD.filled_circle(x, y, radius, BLACK);
-        //move ball
-        fx=fx+vx;
-        fy=fy+vy;
-        x=(int)fx;
-        y=(int)fy;
-    }
-    wait(0.5);
-//draw an image pixel by pixel
-    int pixelcolors[50][50];
-    uLCD.background_color(BLACK);
-    uLCD.cls();
-//compute Mandelbrot set image for display
-//image size in pixels
-    const unsigned ImageHeight=128;
-    const unsigned ImageWidth=128;
-    //"c" region to display
-    double MinRe = -0.75104;
-    double MaxRe = -0.7408;
-    double MinIm = 0.10511;
-    double MaxIm = MinIm+(MaxRe-MinRe)*ImageHeight/ImageWidth;
-    double Re_factor = (MaxRe-MinRe)/(ImageWidth-1);
-    double Im_factor = (MaxIm-MinIm)/(ImageHeight-1);
-    unsigned MaxIterations = 2048;
-    for(unsigned y=0; y<ImageHeight; ++y) {
-        double c_im = MaxIm - y*Im_factor;
-        for(unsigned x=0; x<ImageWidth; ++x) {
-            double c_re = MinRe + x*Re_factor;
-            double Z_re = c_re, Z_im = c_im;
-            int niterations=0;
-            for(unsigned n=0; n<MaxIterations; ++n) {
-                double Z_re2 = Z_re*Z_re, Z_im2 = Z_im*Z_im;
-                if(Z_re2 + Z_im2 > 4) {
-                    niterations = n;
-                    break;
-                }
-                Z_im = 2*Z_re*Z_im + c_im;
-                Z_re = Z_re2 - Z_im2 + c_re;
-            }
-            if (niterations!=(MaxIterations-1))
-                uLCD.pixel(x,y,((niterations & 0xF00)<<12)+((niterations & 0xF0)<<8)+((niterations & 0x0F)<<4) );
-        }
-    }
-    wait(5);
-// PLASMA wave BLIT animation
-//draw an image using BLIT (Block Image Transfer) fastest way to transfer pixel data
-    uLCD.cls();
-    int num_cols=50;
-    int num_rows=50;
-    int frame=0;
-    double a,b,c=0.0;
-    while(frame<75) {
-        for (int k=0; k<num_cols; k++) {
-            b= (1+sin(3.14159*k*0.75/(num_cols-1.0)+c))*0.5;
-            for (int i=0; i<num_rows; i++) {
-                a= (1+sin(3.14159*i*0.75/(num_rows-1.0)+c))*0.5;
-                // a and b will be a sine wave output between 0 and 1
-                // sine wave was scaled for nice effect across array
-                // uses a and b to compute pixel colors based on rol and col location in array
-                // also keeps colors at the same brightness level
-                if ((a+b) <.667)
-                    pixelcolors[i][k] =  (255-(int(254.0*((a+b)/0.667)))<<16) | (int(254.0*((a+b)/0.667))<<8) | 0;
-                else if ((a+b)<1.333)
-                    pixelcolors[i][k] = (0 <<16) | (255-(int (254.0*((a+b-0.667)/0.667)))<<8) | int(254.0*((a+b-0.667)/0.667));
-                else
-                    pixelcolors[i][k] = (int(255*((a+b-1.333)/0.667))<<16) | (0<<8)  | (255-(int (254.0*((a+b-1.333)/0.667))));
-            }
-        }
-        uLCD.BLIT(39, 39, 50, 50, &pixelcolors[0][0]);
-        c = c + 0.0314159*3.0;
-        if (c > 6.2831) c = 0.0;
-        frame++;
-    }
-    //Load Image Demo
-    uLCD.cls();
-    //SD card needed with image and video files for last two demos
-    uLCD.cls();
-    uLCD.media_init();
-    uLCD.printf("\n\nAn SD card is needed for image and video data");
-    uLCD.set_sector_address(0x001D, 0x4C01);
-    uLCD.display_image(0,0);
-    wait(10);
-    //Play video demo
-    while(1) {
-        uLCD.cls();
-        uLCD.media_init();
-        uLCD.set_sector_address(0x001D, 0x4C42);
-        uLCD.display_video(0,0);
-    }
 }