File size: 3,778 Bytes
7c6501b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | #include "rotate.h"
// flip the image along the vertical axis
void getWaterImage(qtNode **t)
{
if ((*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL)
{
qtNode *temp;
getWaterImage(&(*t)->topLeft);
getWaterImage(&(*t)->topRight);
getWaterImage(&(*t)->bottomRight);
getWaterImage(&(*t)->bottomLeft);
temp = (*t)->topLeft;
(*t)->topLeft = (*t)->bottomLeft;
(*t)->bottomLeft = temp;
temp = (*t)->topRight;
(*t)->topRight = (*t)->bottomRight;
(*t)->bottomRight = temp;
}
// empty tree condition
else
{
return;
}
}
// flip the image along the horizontal axis
void getMirrorImage(qtNode **node)
{
if ((*node)->topLeft != NULL && (*node)->topLeft != NULL && (*node)->topLeft != NULL && (*node)->topLeft != NULL)
{
qtNode *temp;
getMirrorImage(&(*node)->topLeft);
getMirrorImage(&(*node)->topRight);
getMirrorImage(&(*node)->bottomRight);
getMirrorImage(&(*node)->bottomLeft);
temp = (*node)->topLeft;
(*node)->topLeft = (*node)->topRight;
(*node)->topRight = temp;
temp = (*node)->bottomLeft;
(*node)->bottomLeft = (*node)->bottomRight;
(*node)->bottomRight = temp;
}
// empty tree condition
else
{
return;
}
}
// rotate the image to the left by 90 degrees
void rotateLeft(qtNode **t)
{
if ((*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL)
{
qtNode *temp1;
qtNode *temp2;
qtNode *temp3;
qtNode *temp4;
rotateLeft(&(*t)->topLeft);
rotateLeft(&(*t)->topRight);
rotateLeft(&(*t)->bottomLeft);
rotateLeft(&(*t)->bottomRight);
temp1 = (*t)->topLeft;
temp2 = (*t)->topRight;
temp3 = (*t)->bottomLeft;
temp4 = (*t)->bottomRight;
(*t)->topLeft = temp2;
(*t)->topRight = temp4;
(*t)->bottomLeft = temp1;
(*t)->bottomRight = temp3;
}
else
{
return;
}
}
// rotate the image to the right by 90 degrees
void rotateRight(qtNode **t)
{
if ((*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL)
{
qtNode *temp1;
qtNode *temp2;
qtNode *temp3;
qtNode *temp4;
rotateRight(&(*t)->topLeft);
rotateRight(&(*t)->topRight);
rotateRight(&(*t)->bottomLeft);
rotateRight(&(*t)->bottomRight);
temp1 = (*t)->topLeft;
temp2 = (*t)->topRight;
temp3 = (*t)->bottomLeft;
temp4 = (*t)->bottomRight;
(*t)->topLeft = temp3;
(*t)->topRight = temp1;
(*t)->bottomLeft = temp4;
(*t)->bottomRight = temp2;
}
else
{
return;
}
}
// rotate the image 180 degrees
void rotate180(qtNode **t)
{
if ((*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL && (*t)->topLeft != NULL)
{
qtNode *temp1;
qtNode *temp2;
qtNode *temp3;
qtNode *temp4;
rotate180(&(*t)->topLeft);
rotate180(&(*t)->topRight);
rotate180(&(*t)->bottomLeft);
rotate180(&(*t)->bottomRight);
temp1 = (*t)->topLeft;
temp2 = (*t)->topRight;
temp3 = (*t)->bottomLeft;
temp4 = (*t)->bottomRight;
(*t)->topLeft = temp4;
(*t)->topRight = temp3;
(*t)->bottomLeft = temp2;
(*t)->bottomRight = temp1;
}
else
{
return;
}
}
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