Revision 1:0481ba500435, committed 2014-09-20

Comitter:

suupen

Date:

Sat Sep 20 12:55:19 2014 +0000

Parent:

0:309c546f048d

Commit message:

This sample program is for Arduino TFT LCD Screen module.; http://www.switch-science.com/catalog/1390/

Changed in this revision

diff -r 309c546f048d -r 0481ba500435 ST7735_TFT.lib
--- a/ST7735_TFT.lib	Sun Dec 11 21:14:33 2011 +0000
+++ b/ST7735_TFT.lib	Sat Sep 20 12:55:19 2014 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/smultron1977/code/ST7735_TFT/#967235e6fd48
+http://mbed.org/users/suupen/code/ST7735_TFT/#9a62e159e30c

diff -r 309c546f048d -r 0481ba500435 main.cpp
--- a/main.cpp	Sun Dec 11 21:14:33 2011 +0000
+++ b/main.cpp	Sat Sep 20 12:55:19 2014 +0000
@@ -1,23 +1,22 @@
- #include "stdio.h"
- #include "stdlib.h"
- #include "math.h"
- #include "mbed.h"
- #include "ST7735_TFT.h"
- #include "string"
- #include "Arial12x12.h"
- #include "Arial24x23.h"
- #include "Arial28x28.h"
+#include "stdio.h"
+#include "stdlib.h"
+#include "math.h"
+#include "mbed.h"
+#include "ST7735_TFT.h"
+#include "string"
+#include "Arial12x12.h"
+#include "Arial24x23.h"
+#include "Arial28x28.h"
 
- #define NUMBER_OF_STARS 300
- #define SCREEN_WIDTH 128
- #define SCREEN_HEIGHT 160
- 
- /*star struct*/
-typedef struct 
-{
-  float xpos, ypos;
-  short zpos, speed;
-  unsigned int color;
+#define NUMBER_OF_STARS 300
+#define SCREEN_WIDTH 128
+#define SCREEN_HEIGHT 160
+
+/*star struct*/
+typedef struct {
+    float xpos, ypos;
+    short zpos, speed;
+    unsigned int color;
 } STAR;
 
 static STAR stars[NUMBER_OF_STARS];
@@ -25,102 +24,175 @@
 
 void init_star(STAR* star, int i)
 {
-  /* randomly init stars, generate them around the center of the screen */
-  
-  star->xpos =  -10.0 + (20.0 * (rand()/(RAND_MAX+1.0)));
-  star->ypos =  -10.0 + (20.0 * (rand()/(RAND_MAX+1.0)));
-  
-  star->xpos *= 3072.0; /*change viewpoint */
-  star->ypos *= 3072.0;
+    /* randomly init stars, generate them around the center of the screen */
+
+    star->xpos =  -10.0 + (20.0 * (rand()/(RAND_MAX+1.0)));
+    star->ypos =  -10.0 + (20.0 * (rand()/(RAND_MAX+1.0)));
 
-  star->zpos =  i;
-  star->speed =  2 + (int)(2.0 * (rand()/(RAND_MAX+1.0)));
+    star->xpos *= 3072.0; /*change viewpoint */
+    star->ypos *= 3072.0;
 
-  star->color = i*Cyan >> 2; /*the closer to the viewer the brighter*/
+    star->zpos =  i;
+    star->speed =  2 + (int)(2.0 * (rand()/(RAND_MAX+1.0)));
+
+    star->color = i*Cyan >> 2; /*the closer to the viewer the brighter*/
 }
 
 
 void init()
 {
-  int i;
+    int i;
 
-  for (i = 0; i < NUMBER_OF_STARS; i++)
-    {
-      init_star(stars + i, i + 1);
+    for (i = 0; i < NUMBER_OF_STARS; i++) {
+        init_star(stars + i, i + 1);
     }
 }
- 
-  
- // the TFT is connected to SPI pin 5-7, CS is p8, RS is p11, reset is p15 
- ST7735_TFT TFT(p5, p6, p7, p8, p11, p15,"TFT"); // mosi, miso, sclk, cs, rs, reset
- 
- Serial pc(USBTX, USBRX); // tx, rx
- Timer t;
+
+
+// the TFT is connected to SPI pin 5-7, CS is p8, RS is p11, reset is p15
+ST7735_TFT TFT(p5, p6, p7, p8, p11, p15,"TFT"); // mosi, miso, sclk, cs, rs, reset
+
+Serial pc(USBTX, USBRX); // tx, rx
+Timer t;
 
 extern unsigned char p1[];  // the mbed logo
- 
- int main() {
-    
+
+int main()
+{
+
     unsigned int centerx, centery;
-    int i, j, tempx, tempy;  
+    int i, j, tempx, tempy;
     init();
-    TFT.set_orientation(1);
+    TFT.set_orientation(1); // original = 1
     centerx = TFT.width() >> 1;
-    centery = TFT.height() >> 1; 
-    
-     
-    TFT.claim(stdout);      // send stdout to the TFT display 
+    centery = TFT.height() >> 1;
+
+
+    TFT.claim(stdout);      // send stdout to the TFT display
     //TFT.claim(stderr);      // send stderr to the TFT display
 
     TFT.background(Black);    // set background to black
+
     TFT.foreground(White);    // set chars to white
-    
+
     TFT.cls();
     TFT.set_font((unsigned char*) Arial24x23);  // select the font
-        
+
     t.start();
 
+
+//↓@ss demo
+        for( i=0; i < 1000; i++){
+          TFT.circle(rand()%TFT.width(), rand()%TFT.height(), rand()%50, rand()%0xffff);
+          }
+          
+          for( i=0; i < 10000; i++){
+          TFT.rect(rand()%TFT.width(), rand()%TFT.height(), rand()%TFT.width(), rand()%TFT.height(), rand()%0xffff);
+          }
+          
+          for( i=0; i < 1000; i++){
+          TFT.fillcircle(rand()%TFT.width(), rand()%TFT.height(), rand()%50, rand()%0xffff);
+          
+                    for( i=0; i < 1000; i++){
+          TFT.fillrect(rand()%TFT.width(), rand()%TFT.height(), rand()%TFT.width(), rand()%TFT.height(), rand()%0xffff);
+          }
+          
+          
+          }
+//↑@ss demo
+
+
     ////// demo start
-    
-    for ( j = 0 ; j < 10000; j++ ) 
-    {
-     
-      /* move and draw stars */
-       
-      for (i = 0; i < NUMBER_OF_STARS; i++)
-    {
-      tempx = (stars[i].xpos / stars[i].zpos) + centerx;
-      tempy = (stars[i].ypos / stars[i].zpos) + centery;
-      TFT.pixel(tempx,tempy,Black);
-      
-        
-      stars[i].zpos -= stars[i].speed;
-      
-      if (stars[i].zpos <= 0)
+    // ***************************************************************
+        for( j = 0 ; j < 10000; j++)
+    //    for ( j = 0 ; j < 10000; j++ )
+        {
+
+
+          // move and draw stars
+
+          for (i = 0; i < NUMBER_OF_STARS; i++)
         {
-          init_star(stars + i, i + 1);
+          tempx = (stars[i].xpos / stars[i].zpos) + centerx;
+          tempy = (stars[i].ypos / stars[i].zpos) + centery;
+          TFT.pixel(tempx,tempy,Black);
+
+
+          stars[i].zpos -= stars[i].speed;
+
+          if (stars[i].zpos <= 0)
+            {
+              init_star(stars + i, i + 1);
+            }
+
+          //compute 3D position
+          tempx = (stars[i].xpos / stars[i].zpos) + centerx;
+          tempy = (stars[i].ypos / stars[i].zpos) + centery;
+
+          if (tempx < 0 || tempx > TFT.width() - 1 || tempy < 0 || tempy > TFT.height() - 1) //check if a star leaves the screen
+            {
+              init_star(stars + i, i + 1);
+              continue;
+            }
+
+          TFT.pixel(tempx,tempy,stars[i].color);
+
+        }
+         TFT.Bitmap(centerx-60,centery-19,120,38,p1);
         }
 
-      //compute 3D position
-      tempx = (stars[i].xpos / stars[i].zpos) + centerx;
-      tempy = (stars[i].ypos / stars[i].zpos) + centery;
+        ///// demo stop
+
+        t.stop();
+  //  *******************************************************************/
+
+
+//↓@ss test
+#ifndef 1
+    TFT.set_font((unsigned char*) Arial12x12);  // select the font
+    for(int x = 159; x >= 0; x--) {
+//    TFT.pixel(-2,-1,0x100*x+0xff);
+        TFT.rect(0, 0, x,(x-32), 0xffff);
+        TFT.locate(0,10);
+        printf("X=%d, y = %d",x,x-32);
+        wait(0.1);
+        TFT.rect(0, 0, x,(x-32), 0x0000);
+    }
+#else
+//    TFT.locate(0,10);
+    TFT.set_font((unsigned char*) Arial12x12);  // select the font
+//    printf("Time %f s\n", t.read());
+
+//   TFT.fillrect(-2, -1, 157, 126, 0);  //clr
 
-      if (tempx < 0 || tempx > TFT.width() - 1 || tempy < 0 || tempy > TFT.height() - 1) //check if a star leaves the screen
-        {
-          init_star(stars + i, i + 1);
-          continue;
+    TFT.set_font((unsigned char*) Arial12x12);
+    /*
+        TFT.rect(0,0,159,127,0xffff);
+        TFT.rect(10,10,20,20,0x0fff);
+        TFT.rect(158,126,20,20,0xffff);
+        TFT.line(0,0, 159,127,0xffff);
+        TFT.line(159,0,0,127,0xffff);
+    */
+    for(int y = 0; y < 128; y+=1) {
+        for(int x = 0; x <160; x+=1) {
+            if(y%2== 0) {
+                if(x%2==0) {
+                    TFT.pixel(x,y,0xffff);
+                } else {
+                    TFT.pixel(x,y,0x0ff);
+                }
+            } else {
+                if(x%2==0) {
+                    TFT.pixel(x,y,0xff);
+                } else {
+                    TFT.pixel(x,y,0xffff);
+                }
+            }
+            //wait_ms(10);
         }
-      
-      TFT.pixel(tempx,tempy,stars[i].color);
-        
     }
-     TFT.Bitmap(centerx-60,centery-19,120,38,p1);
-    }
-    
-    ///// demo stop
 
-    t.stop();
-    TFT.locate(0,10);
-    TFT.set_font((unsigned char*) Arial12x12);  // select the font
-    printf("Time %f s\n", t.read());
-  }
\ No newline at end of file
+#endif
+//↑@ss test
+
+}
\ No newline at end of file