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tetromino.c
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#include <stdio.h>
#include "bool.h"
#include "tetromino.h"
tetromino tet_I[2] =
{
{{{'I', '_', '_', '_'},
{'I', '_', '_', '_'},
{'I', '_', '_', '_'},
{'I', '_', '_', '_'}}, {4, 0, 0, 0}, 1, 4},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'I', 'I', 'I', 'I'}}, {1, 1, 1, 1}, 4, 1}
};
tetromino tet_O[1] =
{
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'O', 'O', '_', '_'},
{'O', 'O', '_', '_'}}, {2, 2, 0, 0}, 2, 2}
};
tetromino tet_T[4] =
{
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'T', 'T', 'T', '_'},
{'_', 'T', '_', '_'}}, {2, 2, 2, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'T', '_', '_', '_'},
{'T', 'T', '_', '_'},
{'T', '_', '_', '_'}}, {3, 2, 0, 0}, 2, 3},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'_', 'T', '_', '_'},
{'T', 'T', 'T', '_'}}, {1, 2, 1, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'_', 'T', '_', '_'},
{'T', 'T', '_', '_'},
{'_', 'T', '_', '_'}}, {2, 3, 0, 0}, 2, 3}
};
tetromino tet_J[4] =
{
{{{'_', '_', '_', '_'},
{'_', 'J', '_', '_'},
{'_', 'J', '_', '_'},
{'J', 'J', '_', '_'}}, {1, 3, 0, 0}, 2, 3},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'J', 'J', 'J', '_'},
{'_', '_', 'J', '_'}}, {2, 2, 2, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'J', 'J', '_', '_'},
{'J', '_', '_', '_'},
{'J', '_', '_', '_'}}, {3, 3, 0, 0}, 2, 3},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'J', '_', '_', '_'},
{'J', 'J', 'J', '_'}}, {2, 1, 1, 0}, 3, 2}
};
tetromino tet_L[4] =
{
{{{'_', '_', '_', '_'},
{'L', '_', '_', '_'},
{'L', '_', '_', '_'},
{'L', 'L', '_', '_'}}, {3, 1, 0, 0}, 2, 3},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'_', '_', 'L', '_'},
{'L', 'L', 'L', '_'}}, {1, 1, 2, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'L', 'L', '_', '_'},
{'_', 'L', '_', '_'},
{'_', 'L', '_', '_'}}, {3, 3, 0, 0}, 2, 3},
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'L', 'L', 'L', '_'},
{'L', '_', '_', '_'}}, {2, 2, 2, 0}, 3, 2}
};
tetromino tet_S[2] =
{
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'_', 'S', 'S', '_'},
{'S', 'S', '_', '_'}}, {1, 2, 2, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'S', '_', '_', '_'},
{'S', 'S', '_', '_'},
{'_', 'S', '_', '_'}}, {3, 2, 0, 0}, 2, 3}
};
tetromino tet_Z[2] =
{
{{{'_', '_', '_', '_'},
{'_', '_', '_', '_'},
{'Z', 'Z', '_', '_'},
{'_', 'Z', 'Z', '_'}}, {2, 2, 1, 0}, 3, 2},
{{{'_', '_', '_', '_'},
{'_', 'Z', '_', '_'},
{'Z', 'Z', '_', '_'},
{'Z', '_', '_', '_'}}, {2, 3, 0, 0}, 2, 3}
};
// Return 'rotation' orientation of the tetromino struct for 'tet'. Return FALSE if 'tet' is not a valid tetromino
tetromino *getTetromino(char tet, int rotation)
{
switch (tet)
{
case 'I':
return &tet_I[rotation];
case 'O':
return &tet_O[rotation];
case 'T':
return &tet_T[rotation];
case 'J':
return &tet_J[rotation];
case 'L':
return &tet_L[rotation];
case 'S':
return &tet_S[rotation];
case 'Z':
return &tet_Z[rotation];
}
return FALSE;
}
// Return the number ways the tetromino for 'tet' can be rotated. Return FALSE if 'tet' is not a valid tetromino
int getRotations(char tet)
{
switch (tet)
{
case 'I':
return 2;
case 'O':
return 1;
case 'T':
return 4;
case 'J':
return 4;
case 'L':
return 4;
case 'S':
return 2;
case 'Z':
return 2;
}
return FALSE;
}