forked from len0rd/rockbox
Zoomed Screen
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@864 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Felix Arends
parent
7844e67034
commit
739f2ae0fe
1 changed files with 90 additions and 47 deletions
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@ -33,14 +33,14 @@
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#endif
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#endif
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#define TETRIS_TITLE "Tetris!"
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#define TETRIS_TITLE "Tetris!"
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#define TETRIS_TITLE_FONT 2
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#define TETRIS_TITLE_FONT 1
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#define TETRIS_TITLE_XLOC 10
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#define TETRIS_TITLE_XLOC 43
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#define TETRIS_TITLE_YLOC 32
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#define TETRIS_TITLE_YLOC 15
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int start_x = 1;
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int start_x = 2;
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int start_y = 1;
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int start_y = 1;
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int max_x = 14;
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int max_x = 28;
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int max_y = 24;
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int max_y = 48;
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int current_x = 0;
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int current_x = 0;
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int current_y = 0;
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int current_y = 0;
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int current_f = 0;
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int current_f = 0;
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@ -127,22 +127,59 @@ void draw_block(int x,int y,int block,int frame,bool clear)
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{
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{
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int i;
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int i;
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for(i=0;i < 4;i++) {
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for(i=0;i < 4;i++) {
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if (clear)
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if (clear)
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lcd_clearpixel(start_x+x+block_data[block][frame][0][i],
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{
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start_y+y+block_data[block][frame][1][i]);
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lcd_clearpixel(start_x+x+block_data[block][frame][0][i] * 2,
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start_y+y+block_data[block][frame][1][i] * 2);
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lcd_clearpixel(start_x+x+block_data[block][frame][0][i] * 2 + 1,
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start_y+y+block_data[block][frame][1][i] * 2);
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lcd_clearpixel(start_x+x+block_data[block][frame][0][i] * 2,
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start_y+y+block_data[block][frame][1][i] * 2 + 1);
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lcd_clearpixel(start_x+x+block_data[block][frame][0][i] * 2 + 1,
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start_y+y+block_data[block][frame][1][i] * 2 + 1);
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}
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else
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else
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lcd_drawpixel(start_x+x+block_data[block][frame][0][i],
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{
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start_y+y+block_data[block][frame][1][i]);
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lcd_drawpixel(start_x+x+block_data[block][frame][0][i] * 2,
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start_y+y+block_data[block][frame][1][i] * 2);
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lcd_drawpixel(start_x+x+block_data[block][frame][0][i] * 2 + 1,
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start_y+y+block_data[block][frame][1][i] * 2);
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lcd_drawpixel(start_x+x+block_data[block][frame][0][i] * 2,
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start_y+y+block_data[block][frame][1][i] * 2 + 1);
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lcd_drawpixel(start_x+x+block_data[block][frame][0][i] * 2 + 1,
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start_y+y+block_data[block][frame][1][i] * 2 + 1);
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}
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}
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}
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}
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}
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void to_virtual(void)
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void to_virtual(void)
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{
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{
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int i;
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int i;
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for(i=0;i < 4;i++)
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for(i = 0; i < 4; i++)
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*(virtual+
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{
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((current_y+block_data[current_b][current_f][1][i])*max_x)+
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*(virtual +
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(current_x+block_data[current_b][current_f][0][i])) = current_b+1;
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(current_y + block_data[current_b][current_f][1][i] * 2) * max_x +
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current_x + block_data[current_b][current_f][0][i] * 2) = current_b + 1;
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*(virtual +
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(current_y + block_data[current_b][current_f][1][i] * 2 + 1) * max_x +
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current_x + block_data[current_b][current_f][0][i] * 2) = current_b + 1;
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*(virtual +
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(current_y + block_data[current_b][current_f][1][i] * 2) * max_x +
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current_x + block_data[current_b][current_f][0][i] * 2 + 1) = current_b + 1;
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*(virtual +
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(current_y + block_data[current_b][current_f][1][i] * 2 + 1) * max_x +
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current_x + block_data[current_b][current_f][0][i] * 2 + 1) = current_b + 1;
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}
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}
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bool block_touch (int x, int y)
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{
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if (*(virtual + y * max_x + x) != 0 ||
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*(virtual + y * max_x + x + 1) != 0 ||
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*(virtual + (y + 1) * max_x + x) != 0 ||
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*(virtual + (y + 1) * max_x + x + 1) != 0)
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return true;
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return false;
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}
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}
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bool gameover(void)
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bool gameover(void)
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@ -157,11 +194,10 @@ bool gameover(void)
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for(i=0;i < 4; i++){
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for(i=0;i < 4; i++){
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/* Do we have blocks touching? */
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/* Do we have blocks touching? */
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if(*(virtual+((y+block_data[block][frame][1][i])*max_x)+x+
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if(block_touch(x + block_data[block][frame][0][i] * 2, y + block_data[block][frame][1][i] * 2))
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block_data[block][frame][0][i]) != 0)
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{
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{
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/* Are we at the top of the frame? */
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/* Are we at the top of the frame? */
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if(y+block_data[block][frame][1][i] < start_y)
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if(y + block_data[block][frame][1][i] * 2 < start_y)
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{
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{
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/* Game over ;) */
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/* Game over ;) */
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return true;
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return true;
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@ -175,12 +211,11 @@ bool valid_position(int x,int y,int block,int frame)
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{
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{
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int i;
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int i;
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for(i=0;i < 4;i++)
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for(i=0;i < 4;i++)
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if( (*(virtual+((y+block_data[block][frame][1][i])*max_x)+x+
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if ((y + block_data[block][frame][1][i] * 2 > max_y - 2) ||
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block_data[block][frame][0][i]) != 0) ||
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(x + block_data[block][frame][0][i] * 2 > max_x - 2) ||
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(x+block_data[block][frame][0][i] < 0) ||
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(y + block_data[block][frame][1][i] * 2 < 0) ||
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(x+block_data[block][frame][0][i] > max_x-1) ||
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(x + block_data[block][frame][0][i] * 2 < 0) ||
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(y+block_data[block][frame][1][i] < 0) ||
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block_touch (x + block_data[block][frame][0][i] * 2, y + block_data[block][frame][1][i] * 2))
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(y+block_data[block][frame][1][i] > max_y-1))
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return false;
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return false;
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return true;
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return true;
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}
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}
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@ -188,12 +223,12 @@ bool valid_position(int x,int y,int block,int frame)
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void from_virtual(void)
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void from_virtual(void)
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{
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{
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int x,y;
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int x,y;
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for(y=0;y < max_y;y++)
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for(y = 0; y < max_y; y++)
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for(x=0;x < max_x;x++)
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for(x = 1; x < max_x - 1; x ++)
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if(*(virtual+(y*max_x)+x))
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if(*(virtual + (y * max_x) + x) != 0)
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lcd_drawpixel(start_x+x,start_y+y);
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lcd_drawpixel(start_x + x, start_y + y);
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else
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else
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lcd_clearpixel(start_x+x,start_y+y);
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lcd_clearpixel(start_x + x, start_y + y);
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}
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}
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void move_block(int x,int y,int f)
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void move_block(int x,int y,int f)
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@ -206,7 +241,8 @@ void move_block(int x,int y,int f)
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current_f = 0;
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current_f = 0;
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if(current_f < 0)
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if(current_f < 0)
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current_f = block_frames[current_b]-1;
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current_f = block_frames[current_b]-1;
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}
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}
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if(valid_position(current_x+x,current_y+y,current_b,current_f))
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if(valid_position(current_x+x,current_y+y,current_b,current_f))
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{
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{
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draw_block(current_x,current_y,current_b,last_frame,true);
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draw_block(current_x,current_y,current_b,last_frame,true);
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@ -243,32 +279,34 @@ int check_lines(void)
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int x,y,i;
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int x,y,i;
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bool line;
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bool line;
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int lines = 0;
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int lines = 0;
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for(y=0;y < max_y;y++)
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for(y = 0; y < max_y; y++)
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{
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{
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line = true;
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line = true;
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for(x=0;x < max_x;x++)
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for(x = 1; x < max_x - 1; x++)
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if(virtual[y*max_x+x] == 0)
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if(*(virtual + y * max_x + x) == 0)
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{
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line = false;
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line = false;
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break;
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}
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if(line)
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if(line)
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{
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{
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lines++;
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lines++;
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for(i=y;i > 1;i--)
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for(i = y; i > 1; i--)
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for (x=0;x<max_x;x++)
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memcpy(virtual + i * max_x + 1, virtual + (i-1) * max_x + 1, max_x - 2);
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memcpy(&virtual[i*max_x], &virtual[((i-1)*max_x)], max_x);
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memset (&virtual[max_x] + 1, 0, max_x - 2);
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for (x=0;x<max_x;x++)
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memset (&virtual[max_x], 0, max_x);
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}
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}
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}
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}
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return lines;
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return lines / 2;
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}
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}
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void move_down(void)
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void move_down(void)
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{
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{
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int l;
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int l;
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char s[25];
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if(!valid_position(current_x,current_y+1,current_b,current_f))
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if(!valid_position(current_x,current_y+1,current_b,current_f))
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{
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{
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to_virtual();
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to_virtual();
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l = check_lines();
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l = check_lines();
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if(l)
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if(l)
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{
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{
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lines += l;
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lines += l;
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@ -278,11 +316,13 @@ void move_down(void)
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from_virtual();
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from_virtual();
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score += l*l;
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score += l*l;
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}
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}
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sprintf (s, "%d Rows - Level %d", lines, level);
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lcd_putsxy (2, 52, s, 0);
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new_block();
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new_block();
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move_block(0,0,0);
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move_block(0,0,0);
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}
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}
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else
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else
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move_block(0,1,0);
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move_block(0,2,0);
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}
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}
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void game_loop(void)
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void game_loop(void)
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@ -298,10 +338,10 @@ void game_loop(void)
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return; /* get out of here */
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return; /* get out of here */
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if ( b & BUTTON_LEFT ) {
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if ( b & BUTTON_LEFT ) {
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move_block(-1,0,0);
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move_block(-2,0,0);
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}
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}
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if ( b & BUTTON_RIGHT ) {
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if ( b & BUTTON_RIGHT ) {
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move_block(1,0,0);
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move_block(2,0,0);
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}
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}
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if ( b & BUTTON_UP ) {
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if ( b & BUTTON_UP ) {
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move_block(0,0,1);
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move_block(0,0,1);
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@ -332,10 +372,10 @@ void game_loop(void)
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void init_tetris(void)
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void init_tetris(void)
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{
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{
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memset(&virtual, 0, sizeof(virtual));
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memset(&virtual, 0, sizeof(virtual));
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start_x = 1;
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start_x = 2;
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start_y = 1;
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start_y = 1;
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max_x = 14;
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max_x = 28;
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max_y = 24;
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max_y = 48;
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current_x = 0;
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current_x = 0;
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current_y = 0;
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current_y = 0;
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current_f = 0;
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current_f = 0;
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@ -351,9 +391,12 @@ void tetris(void)
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{
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{
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init_tetris();
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init_tetris();
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draw_frame(start_x-1,start_x+max_x,start_y-1,start_y+max_y);
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draw_frame(start_x,start_x + max_x - 1, start_y - 1, start_y + max_y);
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lcd_putsxy(TETRIS_TITLE_XLOC, TETRIS_TITLE_YLOC, TETRIS_TITLE,
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lcd_putsxy(TETRIS_TITLE_XLOC, TETRIS_TITLE_YLOC, TETRIS_TITLE,
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TETRIS_TITLE_FONT);
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TETRIS_TITLE_FONT);
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lcd_putsxy(TETRIS_TITLE_XLOC, TETRIS_TITLE_YLOC + 16, "*******",
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TETRIS_TITLE_FONT);
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lcd_putsxy (2, 52, "0 Rows - Level 0", 0);
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lcd_update();
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lcd_update();
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next_b = t_rand(blocks);
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next_b = t_rand(blocks);
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