Diff: Shape/Shape.cpp

Revision:

8:3899d883d329

Parent:

7:31dd8865cc44

Child:

9:6ee4c806f3e9

--- a/Shape/Shape.cpp	Wed May 03 21:52:52 2017 +0000
+++ b/Shape/Shape.cpp	Thu May 04 13:28:46 2017 +0000
@@ -1,217 +1,66 @@
 #include "Shape.h"
 
-
 Shape::Shape()
 {
 }
 
+//Create first shape block
 void Shape::Init()
 {
-    New=0;
-    ShapePicker();
-}
-
-void Shape::L_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=1;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=0;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=0;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=1;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-
-void Shape::O_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=0;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=0;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=1;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=1;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-
-void Shape::S_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=0;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=0;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=1;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=1;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=0;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
+    New=0;                //initial the Flag
+    ShapePicker();        //Generate a shape from the list
 }
 
-void Shape::Z_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=0;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=1;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=0;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=1;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-void Shape::I_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=1;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=0;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=0;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=0;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=1;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-void Shape::J_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=0;
-    ShapeInit[l+3][k+1]=1;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=0;
-    ShapeInit[l+2][k+2]=0;
-    ShapeInit[l+3][k+2]=1;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=1;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-void Shape::T_Shape()
-{
-    ShapeInit[l+1][k+1]=0;
-    ShapeInit[l+2][k+1]=0;
-    ShapeInit[l+3][k+1]=0;
-    ShapeInit[l+4][k+1]=0;
-
-    ShapeInit[l+1][k+2]=1;
-    ShapeInit[l+2][k+2]=1;
-    ShapeInit[l+3][k+2]=1;
-    ShapeInit[l+4][k+2]=0;
-
-    ShapeInit[l+1][k+3]=0;
-    ShapeInit[l+2][k+3]=1;
-    ShapeInit[l+3][k+3]=0;
-    ShapeInit[l+4][k+3]=0;
-
-    ShapeInit[l+1][k+4]=0;
-    ShapeInit[l+2][k+4]=0;
-    ShapeInit[l+3][k+4]=0;
-    ShapeInit[l+4][k+4]=0;
-}
-
+/** Rotate 
+*
+* Rotate the shape by 90 degree clockwise. 
+* Insert the shape array into array only for rotating
+* Rotate the shape within rotating array and transfer back to shape array  
+*/
 void Shape::Rotate(Gamepad &pad)
 {
     for(int i=1; i<84; i++) {
         for(int j=1; j<48; j++) {
-            ArrayRotate[i-1][j-1]=ShapeInit[i][j];
+            ArrayRotate[i-1][j-1]=ShapeInit[i][j];  //Transfer the Shape from original array into a new array from rotation  
         }
     }
-    int Temp;
+    int Temp;  //temporarily variable
     for (int i=0; i<2; i++) {
         for (int j=i; j<3-i; j++) {
-            Temp=ArrayRotate[i][j];
-            ArrayRotate[i][j]=ArrayRotate[j][3-i];
-            ArrayRotate[j][3-i]=ArrayRotate[3-i][3-j];
-            ArrayRotate[3-i][3-j]=ArrayRotate[3-j][i];
-            ArrayRotate[3-j][i]=Temp;
+            Temp=ArrayRotate[i][j];                    //top to temporarily variable
+            ArrayRotate[i][j]=ArrayRotate[j][3-i];     //bottom to top
+            ArrayRotate[j][3-i]=ArrayRotate[3-i][3-j]; //right to left
+            ArrayRotate[3-i][3-j]=ArrayRotate[3-j][i]; //top to bottom
+            ArrayRotate[3-j][i]=Temp;                  //temporarily variable to top
         }
-    }
+    }//reference http://stackoverflow.com/questions/42519/how-do-you-rotate-a-two-dimensional-array
     for(int i=1; i<5; i++) {
         for(int j=1; j<5; j++) {
-            printf("%d\n",ArrayRotate[i][j]);
+            printf("%d\n",ArrayRotate[i][j]);          //print the array 
         }
     }
-    printf("x=%d\n",x);
-    printf("y=%d\n",y);
-    if(pad.check_event(Gamepad::A_PRESSED) == true) {
-        for(int i=0; i<84; i++) {
+    printf("x=%d\n",x);                                //print value of x for debug
+    printf("y=%d\n",y);                                //print value of y for debug
+    if(pad.check_event(Gamepad::A_PRESSED) == true) {  //event check 
+        for(int i=0; i<84; i++) { 
             for(int j=0; j<48; j++) {
-                ShapeInit[i][j]=0;
+                ShapeInit[i][j]=0;                     //clear the array
                 ShapeArray[i][j]=0;
             }
+        } 
+        printf("x1=%d\n",x);                           //print value of x for debug
+        printf("y1=%d\n",y);                           //print value of y for debug
+        for(int i=0; i<83; i++) {
+            for(int j=0; j<47; j++) {
+                ShapeInit[i+1][j+1]=ArrayRotate[i][j]; //transfer the rotated array back to orignail array 
+            }
         }
-        printf("x1=%d\n",x);
-        printf("y1=%d\n",y);
-        for(int i=0; i<83; i++) {
-            for(int j=0; j<47; j++) {
-                ShapeInit[i+1][j+1]=ArrayRotate[i][j];
-            }
-        }
-        printf("x2=%d\n",x);
-        printf("y2=%d\n",y);
+        printf("x2=%d\n",x);                           //print value of x for debug 
+        printf("y2=%d\n",y);                           //print value of y for debug
     }
 }
 
+//update the shape array into moving array
 void Shape::Update(Gamepad &pad)
 {
     int n=14;
@@ -256,46 +105,208 @@
 
 }
 
+/** ShapePicker 
+*
+* Generate a random number from 0-6 and map one number to one shape.
+* Use if elseif function to identify which number is generated and present the shape to screen.
+* The Function only run when flag is activated.  
+*/
 void Shape::ShapePicker()
 {
     t=time(NULL);
-    srand(t);
+    srand(t);     //create a seed 
 
     if(New==0) {
-        New=1;
-        RandomNumber=rand()%7;
+        New=1;   //clear flag
+        RandomNumber=rand()%7;  //generated a randdom number 
     }
 
-    if(RandomNumber==0) {
-        T_Shape();
+    if(RandomNumber==0) {       //identify the shape 
+        T_Shape();              // T shape
         RandomNumber=10;
     } else if(RandomNumber==1) {
-        J_Shape();
+        J_Shape();              // J shape
         RandomNumber=10;
     } else if(RandomNumber==2) {
-        L_Shape();
+        L_Shape();              // L shape
         RandomNumber=10;
     } else if(RandomNumber==3) {
-        O_Shape();
+        O_Shape();              // o shape
         RandomNumber=10;
     } else if(RandomNumber==4) {
-        I_Shape();
+        I_Shape();              // I shape
         RandomNumber=10;
     } else if(RandomNumber==5) {
-        S_Shape();
+        S_Shape();              // S shape
         RandomNumber=10;
     } else if(RandomNumber==6) {
-        Z_Shape();
+        Z_Shape();              // Z shape
         RandomNumber=10;
     }
 }
 
+//Draw the L shape into the array 
+void Shape::L_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=1;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
 
+    ShapeInit[l+1][k+2]=0;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=0;
+    ShapeInit[l+4][k+2]=0;
+
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=1;
+    ShapeInit[l+4][k+3]=0;
+
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
+
+//Draw the O shape into the array 
+void Shape::O_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=0;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
+
+    ShapeInit[l+1][k+2]=0;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=1;
+    ShapeInit[l+4][k+2]=0;
 
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=1;
+    ShapeInit[l+4][k+3]=0;
 
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
 
+//Draw the S shape into the array 
+void Shape::S_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=0;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
+
+    ShapeInit[l+1][k+2]=0;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=1;
+    ShapeInit[l+4][k+2]=0;
+
+    ShapeInit[l+1][k+3]=1;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=0;
+    ShapeInit[l+4][k+3]=0;
+
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
+
+//Draw the Z shape into the array 
+void Shape::Z_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=0;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
 
+    ShapeInit[l+1][k+2]=1;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=0;
+    ShapeInit[l+4][k+2]=0;
 
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=1;
+    ShapeInit[l+4][k+3]=0;
+
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
+
+//Draw the I shape into the array 
+void Shape::I_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=1;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
+
+    ShapeInit[l+1][k+2]=0;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=0;
+    ShapeInit[l+4][k+2]=0;
+
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=0;
+    ShapeInit[l+4][k+3]=0;
 
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=1;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
+//Draw the J shape into the array 
+void Shape::J_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=0;
+    ShapeInit[l+3][k+1]=1;
+    ShapeInit[l+4][k+1]=0;
 
+    ShapeInit[l+1][k+2]=0;
+    ShapeInit[l+2][k+2]=0;
+    ShapeInit[l+3][k+2]=1;
+    ShapeInit[l+4][k+2]=0;
 
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=1;
+    ShapeInit[l+4][k+3]=0;
+
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
+//Draw the T shape into the array 
+void Shape::T_Shape()
+{
+    ShapeInit[l+1][k+1]=0;
+    ShapeInit[l+2][k+1]=0;
+    ShapeInit[l+3][k+1]=0;
+    ShapeInit[l+4][k+1]=0;
+
+    ShapeInit[l+1][k+2]=1;
+    ShapeInit[l+2][k+2]=1;
+    ShapeInit[l+3][k+2]=1;
+    ShapeInit[l+4][k+2]=0;
+
+    ShapeInit[l+1][k+3]=0;
+    ShapeInit[l+2][k+3]=1;
+    ShapeInit[l+3][k+3]=0;
+    ShapeInit[l+4][k+3]=0;
+
+    ShapeInit[l+1][k+4]=0;
+    ShapeInit[l+2][k+4]=0;
+    ShapeInit[l+3][k+4]=0;
+    ShapeInit[l+4][k+4]=0;
+}
\ No newline at end of file