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@@ -9,16 +9,16 @@ typedef uint8_t shape_row;
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typedef uint8_t shape_id;
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enum {
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TETROMINO_O = 0,
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TETROMINO_I = 1,
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TETROMINO_S = 2,
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TETROMINO_Z = 3,
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TETROMINO_T = 4,
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TETROMINO_L = 5,
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TETROMINO_J = 6,
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TETROMINO_ROTATED_90 = 8,
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TETROMINO_ROTATED_180 = 16,
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TETROMINO_ROTATED_270 = 24,
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TETROMINO_O = 0,
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TETROMINO_I = 1,
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TETROMINO_S = 2,
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TETROMINO_Z = 3,
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TETROMINO_T = 4,
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TETROMINO_L = 5,
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TETROMINO_J = 6,
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TETROMINO_ROTATED_90 = 8,
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TETROMINO_ROTATED_180 = 16,
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TETROMINO_ROTATED_270 = 24,
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};
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#define SHAPE_WIDTH 4
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@@ -28,11 +28,11 @@ enum {
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static inline shape_row shape_get_row(shape const shape, uint8_t const index) {
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return shape >> (((SHAPE_HEIGHT - 1) - index) * SHAPE_WIDTH) & 0xF;
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return shape >> (((SHAPE_HEIGHT - 1) - index) * SHAPE_WIDTH) & 0xF;
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}
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static inline bool shape_is_set(shape_row const row, uint8_t const index) {
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return (row >> ((SHAPE_WIDTH - 1) - index) & 1) != 0;
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return (row >> ((SHAPE_WIDTH - 1) - index) & 1) != 0;
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}
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shape shape_from_id(shape_id id);
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