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Hello kevin
Dependencies: 4DGL-uLCD-SE MutexLocker SDFileSystem mbed-rtos mbed wave_player
Fork of uLCD144G2_demo by
Diff: main.cpp
- Revision:
- 7:7bd7397ab89f
- Parent:
- 6:f752accd632c
- Child:
- 8:31e63caf37e2
diff -r f752accd632c -r 7bd7397ab89f main.cpp --- a/main.cpp Fri Nov 22 02:45:05 2013 +0000 +++ b/main.cpp Mon Nov 25 04:25:16 2013 +0000 @@ -1,5 +1,5 @@ // -// TFT_4DGL is a class to drive 4D Systems TFT touch screens +// TFT_4DGL is a class to drive 4D Systems LCD screens // // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr> // @@ -39,10 +39,30 @@ uLCD.printf("%2D",i); wait(.5); } + uLCD.cls(); + + uLCD.printf("Change baud rate......"); uLCD.baudrate(600000); //jack up baud rate to max for fast display //if demo hangs here - try lower baud rates + // printf text only full screen mode demo + uLCD.background_color(BLUE); + uLCD.cls(); + uLCD.locate(0,0); + uLCD.color(WHITE); + uLCD.textbackground_color(BLUE); + uLCD.set_font(FONT_7X8); + uLCD.text_mode(OPAQUE); + int i=0; + while(i<64) { + if(i%16==0) uLCD.cls(); + uLCD.printf("TxtLine %2D Page %D\n",i%16,i/16 ); + i++; //16 lines with 18 charaters per line + } + wait(0.5); //demo graphics commands + uLCD.background_color(BLACK); + uLCD.cls(); uLCD.background_color(DGREY); uLCD.circle(60, 50, 30, 0xFF00FF); uLCD.triangle(120, 100, 40, 40, 10, 100, 0x0000FF); @@ -60,23 +80,10 @@ uLCD.text_italic(ON); uLCD.text_string("This is a test of string", 1, 4, FONT_7X8, WHITE); wait(2); - // printf text only mode demo - uLCD.background_color(BLUE); - uLCD.cls(); - uLCD.locate(0,0); - uLCD.color(WHITE); - uLCD.textbackground_color(BLUE); - uLCD.set_font(FONT_7X8); - uLCD.text_mode(OPAQUE); - int i=0; - while(i<64) { - if(i%16==0) uLCD.cls(); - uLCD.printf("TxtLine %2D Page %D\n",i%16,i/16 ); - i++; //16 lines with 18 charaters per line - } - wait(0.5); + //Bouncing Ball Demo - int x=50,y=21,vx=1,vy=1, radius=4; + 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 @@ -84,19 +91,21 @@ 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<1000; i++) { + for (int i=0; i<1500; i++) { //draw ball uLCD.circle(x, y, radius, RED); - //bounce off edge walls? - if ((x<=radius+1) || (x>=126-radius)) vx = -vx; - if ((y<=radius+1) || (y>=126-radius)) vy = -vy; + //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.circle(x, y, radius, BLACK); //move ball - x=x+vx; - y=y+vy; + fx=fx+vx; + fy=fy+vy; + x=(int)fx; + y=(int)fy; } - wait(1); + wait(0.5); //draw an image pixel by pixel int pixelcolors[50][50]; uLCD.background_color(BLACK); @@ -112,7 +121,7 @@ double MaxIm = MinIm+(MaxRe-MinRe)*ImageHeight/ImageWidth; double Re_factor = (MaxRe-MinRe)/(ImageWidth-1); double Im_factor = (MaxIm-MinIm)/(ImageHeight-1); - unsigned MaxIterations = 4096; + unsigned MaxIterations = 2048; for(unsigned y=0; y<ImageHeight; ++y) { double c_im = MaxIm - y*Im_factor; for(unsigned x=0; x<ImageWidth; ++x) { @@ -138,8 +147,9 @@ uLCD.cls(); int num_cols=50; int num_rows=50; + int frame=0; double a,b,c=0.0; - while(1) { + while(frame<50) { 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++) { @@ -159,5 +169,22 @@ uLCD.BLIT(39, 39, 50, 50, &pixelcolors[0][0]); c = c + 0.0314159*3.0; if (c > 6.2831) c = 0.0; + frame++; + } + uLCD.cls(); + //SD card needed with image and video files for last two demos + while(1){} //remove line, if SD card is used + uLCD.cls(); + uLCD.media_init(); + uLCD.set_sector_address(0x001D, 0x4C01); + uLCD.display_image(0,0); + wait(10); + while(1) { + uLCD.cls(); + uLCD.media_init(); + uLCD.set_sector_address(0x001D, 0x4C42); + uLCD.display_video(0,0); } } + +