Revision 7:c704bfdbfcc3, committed 2017-09-03

Comitter:

Aleksk

Date:

Sun Sep 03 19:31:15 2017 +0000

Parent:

6:c9088eb90616

Commit message:

speed test single and double math

Changed in this revision

--- a/UniGraphic.lib	Sun Mar 13 09:09:47 2016 +0000
+++ b/UniGraphic.lib	Sun Sep 03 19:31:15 2017 +0000
@@ -1,1 +1,1 @@
-http://developer.mbed.org/teams/GraphicsDisplay/code/UniGraphic/#87855d03d91a
+http://developer.mbed.org/teams/GraphicsDisplay/code/UniGraphic/#f87f06292637

--- a/main.cpp	Sun Mar 13 09:09:47 2016 +0000
+++ b/main.cpp	Sun Sep 03 19:31:15 2017 +0000
@@ -1,249 +1,107 @@
-//
-//    UniGraphic demo on Nucleo-F401RE and UL024TF (Adafruit 2.2" parallel TFT shield compatible)
-//
-//      2016.3.13
+
 //
-//        reference: https://developer.mbed.org/questions/6893/BusOut-instead-of-PortName/
-//
+// using 2.4TFT shield 320x240 on NucleoF411RE
 //
-//
-
 #include "stdio.h"
 #include "mbed.h"
 #include "string"
-#include "Arial12x12.h"
 #include "Arial24x23.h"
-//#include "Terminal6x8.h"
-#include "Arial43x48_numb.h"
-#include "pict.h"
-#include "pavement_48x34.h"
+#include "ILI9341.h"
 
-//#include "IST3020.h"
-//#include "UC1608.h"
-//#include "ST7565.h"
-#include "ILI932x.h"
-//#include "ILI9341.h"
-//#include "ILI9486.h"
-//#include "TFT_MIPI.h"
-//#include "SSD1306.h"
+#define PI (3.141592653589793)
 
 Serial pc(USBTX, USBRX);
 
-//IST3020 myLCD(PAR_8, PortC, PC_8, PC_9, PA_0, PA_1, PA_4,"myLCD", 192, 64); // Parallel 8bit, Port, CS, reset, A0, WR, RD for F302
-//UC1608 myLCD(SPI_16, 10000000, D11, D12, D13, D10, D9, D8,"myLCD", 240, 120); // Spi 16bit, 10MHz, mosi, miso, sclk, cs, reset, dc
-//ST7565 myLCD(PAR_8, PortC, PC_8, PC_9, PA_0, PA_1, PA_4,"myLCD", 128, 64); // Parallel 8bit, Port, CS, reset, A0, WR, RD
-//ILI932x myLCD(PAR_8, PortC, PH_0, PH_1, PA_0, PA_1, PA_4,"myLCD"); // Parallel 8bit, Port, CS, reset, RS, WR, RD for F401
-//ILI932x myLCD(SPI_16, 10000000, D11, D12, D13, D10, D9,"myLCD"); // Spi 16bit, 12MHz, mosi, miso, sclk, cs, reset
-//ILI9341 myLCD(SPI_16, 12000000, D11, D12, D13, D10, D9, D8,"myLCD"); // Spi 16bit, 12MHz, mosi, miso, sclk, cs, reset, dc
-//ILI9341 myLCD(PAR_16, PortC, PH_0, PH_1, PA_0, PA_1, PA_4,"myLCD"); // Parallel 16bit, Port, CS, reset, DC, WR, RD for F401
-//ILI9486 myLCD(PAR_16, PortC, PH_0, PH_1, PA_0, PA_1, PA_4,"myLCD"); // Parallel 16bit, Port, CS, reset, DC, WR, RD for F401
-//TFT_MIPI myLCD(PAR_16, PortC, PH_0, PH_1, PA_0, PA_1, PA_4,"myLCD"); // Parallel 16bit, Port, CS, reset, DC, WR, RD for F401
-//SSD1306 myLCD(SPI_16, 10000000, D11, D12, D13, D10, D9, D8,"myLCD", 240, 120); // Spi 16bit, 10MHz, mosi, miso, sclk, cs, reset, dc
-//ILI9486 myLCD(SPI_8, 12000000, PA_7, PA_6, PA_5, PB_6, PA_8, PA_9,"myLCD"); // Spi 16bit, 12MHz, mosi, miso, sclk, cs, reset, dc for minimaple
-//ILI9341 myLCD(SPI_8, 12000000, PA_7, PA_6, PA_5, PB_6, PA_8, PA_9,"myLCD"); // Spi 16bit, 12MHz, mosi, miso, sclk, cs, reset, dc for minimaple
+PinName buspins[8]={D8,D9,D2,D3,D4,D5,D6,D7};
+ILI9341 myLCD(BUS_8, buspins, A3, A4, A2, A1, A0,"myLCD"); // Parallel Bus 8bit, buspins array, CS, reset, RS, WR, RD
 
-// using UL024TF on NucleoF401RE
-
-PinName buspins[8]={D8,D9,D2,D3,D4,D5,D6,D7};
-ILI932x myLCD(BUS_8, buspins, A3, A4, A2, A1, A0,"myLCD"); // Parallel Bus 8bit, buspins array, CS, reset, RS, WR, RD
+Timer timer;
 
-
-Timer t;
+const double d2r = PI / 180.0;
+const double r2d = 180.0 / PI;
 
-//unsigned short backgroundcolor=White;
-//unsigned short foregroundcolor=Black;
 unsigned short backgroundcolor=Black;
 unsigned short foregroundcolor=White;
 
-char orient=1;
-int main()
-{
-//    myLCD.set_contrast(26);//for uc1608
- //   myLCD.set_contrast(46);//for ist3020
-    myLCD.set_orientation(orient);
-    int time, time2;
-    pc.baud (115200);
-    pc.printf("\n\nSystem Core Clock = %.3f MHZ\r\n",(float)SystemCoreClock/1000000);
-    t.start();
- //   myLCD.set_font((unsigned char*) Terminal6x8);
-   // myLCD.claim(stdout);      // send stdout to the LCD display
-    //myLCD.claim(stderr);      // send stderr to the LCD display
-    myLCD.background(backgroundcolor);    // set background to black
-    myLCD.foreground(foregroundcolor);    // set chars to white
+float k0;
+float a;
+float m0[5];
+double k0_;
+double a_;
+double m0_[5];
 
-    while(1)
-    {
-    myLCD.set_orientation((orient++)%4);
-//    myLCD.set_orientation(2);
-    myLCD.cls();                // clear the screen
-    myLCD.locate(0,30);
-    myLCD.printf("Display ID: %.8X\r\n", myLCD.tftID);
-    pc.printf("Display ID: %.8X\r\n", myLCD.tftID);
-    // mem write/read test
-    unsigned short readback;
-    unsigned short colorstep = (0x10000/myLCD.width());
-    for(unsigned short i=0; i<myLCD.width(); i++)
-    {
-        myLCD.pixel(i,0,i*colorstep); // write line
-    }
-    bool readerror=false;
-    for(unsigned short i=0; i<myLCD.width(); i++) // verify line
-    {
-        readback = myLCD.pixelread(i,0);
-        if(readback!=i*colorstep)
-        {
-            readerror=true;
-            pc.printf("pix %.4X readback %.4X\r\n", i*colorstep, readback);
-        }
-    }
-    myLCD.locate(0,10);
-    myLCD.printf("pixelread test %s\r\n", readerror ? "FAIL":"PASS");
-    wait(2);
-    
-    myLCD.cls();
-    myLCD.set_font((unsigned char*) Terminal6x8,32,127,false); //variable width disabled
-    myLCD.locate(0,0);
-    myLCD.printf("Display Test\r\nSome text just to see if auto carriage return works correctly");
-    myLCD.set_font((unsigned char*) Terminal6x8);
- //   myLCD.locate(0,0);
-    myLCD.printf("\r\nDisplay Test\r\nSome text just to see if auto carriage return works correctly");
-    pc.printf("  Display Test \r\n");
-    wait(3);
-    t.reset();
-    myLCD.cls();
-    time=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.printf("cls: %.3fms", (float)time/1000);
-    pc.printf("cls: %.3fms\r\n", (float)time/1000);
-    wait(3);
-
-    myLCD.cls();
-    t.reset();
-    // draw some graphics
-    //myLCD.cls();
-    myLCD.set_font((unsigned char*) Arial24x23);
-    myLCD.locate(10,10);
-    myLCD.printf("Test");
-
-    myLCD.line(0,0,myLCD.width()-1,0,foregroundcolor);
-    myLCD.line(0,0,0,myLCD.height()-1,foregroundcolor);
-    myLCD.line(0,0,myLCD.width()-1,myLCD.height()-1,foregroundcolor);
-
-    myLCD.rect(10,30,50,40,foregroundcolor);
-    myLCD.fillrect(60,30,100,40,foregroundcolor);
-
-    myLCD.circle(150,32,30,foregroundcolor);
-    myLCD.fillcircle(140,20,10,foregroundcolor);
-
-    double s;
-
-    for (unsigned short i=0; i<myLCD.width(); i++)
-        {
-        s =10 * sin((long double) i / 10 );
-        myLCD.pixel(i,40 + (int)s ,foregroundcolor);
-        }
 
 
-    time=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.set_font((unsigned char*) Terminal6x8);
-    myLCD.printf("plot: %.3fms", (float)time/1000);
-    pc.printf("plot: %.3fms\r\n", (float)time/1000);
-    wait(3);
-    myLCD.cls();
-    t.reset();
-    Bitmap_s pic = {
-    64, // XSize
-    64, // YSize
-    8, // Bytes in Line
-    burp,  // Pointer to picture data 
-    };
-    myLCD.Bitmap_BW(pic,myLCD.width()-64,0);
-    time=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.printf("bmp: %.3fms", (float)time/1000);
-    pc.printf("bmp: %.3fms\r\n", (float)time/1000);
-    wait(3);
-    myLCD.cls();
-    myLCD.set_font((unsigned char*) Arial43x48_numb, 46, 58, false); //only numbers, variable-width disabled
-    t.reset();
-    myLCD.locate(0,0);
-    myLCD.printf("%d", 12345);
-    time=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.set_font((unsigned char*) Terminal6x8);
-    myLCD.printf("Big Font: %.3fms", (float)time/1000);
-    pc.printf("Big Font: %.3fms\r\n", (float)time/1000);
-    wait(3);
-    // sparse pixels test
-    myLCD.cls();
-    myLCD.FastWindow(true);
-    t.reset();
-    for(unsigned int i=0; i<20000; i++)
-    {
-        myLCD.pixel((i+(i*89)%myLCD.width()), (i+(i*61)%myLCD.height()), White);
-    }
-    myLCD.copy_to_lcd();
-    time=t.read_us();
-    myLCD.cls();
-    myLCD.FastWindow(false);
-    t.reset();
-    for(unsigned int i=0; i<20000; i++)
+int main()
+{
+    int time;
+    timer.start();
+    myLCD.cls();   
+    myLCD.set_orientation(1);   
+    pc.baud (115200);
+    myLCD.background(Black);    // set background to black
+    myLCD.foreground(White);    // set chars to white
+    myLCD.set_font((unsigned char*) Arial24x23);
+    myLCD.locate(1,10);
+    myLCD.printf("Speedtest STM32F411");
+    
+    while(1)
     {
-        myLCD.pixel((i+(i*89)%myLCD.width()), (i+(i*61)%myLCD.height()), White);
-    }
-    myLCD.copy_to_lcd();
-    time2=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.printf("std:%.3fms fastw:%.3fms", (float)time2/1000, (float)time/1000);
-    pc.printf("std: %.3fms fastw: %.3fms\r\n", (float)time2/1000, (float)time/1000);
-    wait(3);
-    // scroll test, only for TFT
-    myLCD.cls();
+ //Single precision   
+    timer.reset();               
+    
+    k0=0;
+M1:
+    k0=(k0+1);
+    a=(k0/2*3+4-5);
+    a=atan2(a,k0);
+    a=sin(a);
+    a=cos(a);
+    float y = sin(a) * cos(a * d2r);
+    float x = cos(a*d2r)*sin(a*d2r) - sin(a*d2r)*cos(a*d2r)*cos(a);
+    a= 360.0-(atan2(y,x)*r2d);
+    
+    for (unsigned short i=1; i<5; i++){m0[i]=a;}
+    if (k0<1000) {goto M1;}
+    
+    time=timer.read_us();
+    
     myLCD.set_font((unsigned char*) Arial24x23);
-    myLCD.locate(2,10);
-    myLCD.printf("Scrolling");
-    myLCD.rect(0,0,myLCD.width()-1,myLCD.height()-1,White);
-    myLCD.rect(1,1,myLCD.width()-2,myLCD.height()-2,Blue);
-    myLCD.setscrollarea(0,myLCD.sizeY());
-    wait(1);
-    myLCD.scroll(1); //up 1
-    wait(1);
-    myLCD.scroll(0); //center
-    wait(1);
-    myLCD.scroll(myLCD.sizeY()-1); //down 1
-    wait(1);
-    myLCD.scroll(myLCD.sizeY()); // same as 0, center
-    wait(1);
-    myLCD.scroll(myLCD.sizeY()>>1); // half screen
+    myLCD.locate(1,50);
+    myLCD.printf("Time: %.3fms", (float)(time)/1000);
+    myLCD.set_font((unsigned char*) Terminal6x8);
+    myLCD.locate(1,100);
+    myLCD.printf("a = %.14f deg", a);
+    pc.printf("Time: %.3fms\r\n", (float)(time)/1000);
+    pc.printf("\n\nSystem Core Clock = %.3f MHZ\r\n",(float)SystemCoreClock/1000000);  
     wait(1);
-    myLCD.scrollreset(); // center
+    
+ //Double precision   
+    timer.reset();               
+    
+    k0_=0;
+M2:
+    k0_=(k0_+1);
+    a_=(k0_/2*3+4-5);
+    a_=atan2(a_,k0_);
+    a_=sin(a_);
+    a_=cos(a_);
+    double y_ = sin(a_) * cos(a_ * d2r);
+    double x_ = cos(a_*d2r)*sin(a_*d2r) - sin(a_*d2r)*cos(a_*d2r)*cos(a_);
+    a_= 360.0-(atan2(y_,x_)*r2d);
+    for (unsigned short i=1; i<5; i++){m0_[i]=a;}
+    if (k0_<1000) {goto M2;}
+    
+    time=timer.read_us();
+    
+    myLCD.set_font((unsigned char*) Arial24x23);
+    myLCD.locate(1,150);
+    myLCD.printf("Time: %.3fms", (float)(time)/1000);
+    myLCD.set_font((unsigned char*) Terminal6x8);
+    myLCD.locate(1,200);
+    myLCD.printf("a_ = %.14f deg", a_);
+    pc.printf("Time: %.3fms\r\n", (float)(time)/1000);
+    pc.printf("\n\nSystem Core Clock = %.3f MHZ\r\n",(float)SystemCoreClock/1000000);  
     wait(1);
-    for(unsigned short i=1; i<=myLCD.sizeY(); i++)
-    {
-        myLCD.scroll(i);
-        wait_ms(2);
-    }
-    wait(2);
-    // color inversion
-    for(unsigned short i=0; i<=8; i++)
-    {
-        myLCD.invert(i&1);
-        wait_ms(200);
-    }
-    wait(2);
-    // bmp 16bit test
-    myLCD.cls();
-    t.reset();
-    for(int y=0; y<myLCD.height(); y+=34)
-    {
-        for(int x=0; x<myLCD.width(); x+=48) myLCD.Bitmap(x,y,48,34,(unsigned char *)pavement_48x34);
-    }
-    time=t.read_us();
-    myLCD.locate(2,55);
-    myLCD.set_font((unsigned char*) Terminal6x8);
-    myLCD.printf("Bmp speed: %.3fms", (float)time/1000);
-    pc.printf("Bmp speed: %.3fms\r\n", (float)time/1000);
-    wait(2);
     }
 }
\ No newline at end of file

--- a/mbed.bld	Sun Mar 13 09:09:47 2016 +0000
+++ b/mbed.bld	Sun Sep 03 19:31:15 2017 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/487b796308b0
\ No newline at end of file
+https://mbed.org/users/mbed_official/code/mbed/builds/794e51388b66
\ No newline at end of file