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Diffstat (limited to 'YetiHack/src/yeti.cpp')
| -rw-r--r-- | YetiHack/src/yeti.cpp | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/YetiHack/src/yeti.cpp b/YetiHack/src/yeti.cpp new file mode 100644 index 0000000..eda9d2c --- /dev/null +++ b/YetiHack/src/yeti.cpp @@ -0,0 +1,281 @@ +#include "yeti.h" +#include <cstdlib> +#include <ctime> +#include <vector> +using namespace std; +void yeti::moveleft() +{ + --x; +} +void yeti::moveright() +{ + ++x; +} +void yeti::moveup() +{ + --y; +} +void yeti::movedown() +{ + ++y; +} +yeti::yeti(int x1, int y1, int sizex1, int sizey1) +{ + sizex = sizex1; + sizey = sizey1; + x = x1; + y = y1; +} +void yeti::movetowards(int a, int b, vector<yeti> yetis, int i) +{ + int random = rand() % 2; + int left; + int right; + int real; + if (random == 0) + { + left = (x) + (sizex - a); + right = a + (sizex - x); + real = absolute(x - a); + if (left < right && left < real) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int anew = x - 1; + if (anew > sizex) + { + anew = 0; + } + if (anew < 1) + { + anew = sizex; + } + if (i != j && anew == yetis[j].xpos() && yetis[j].ypos() == y) + { + empty = false; + } + } + if (empty) + { + moveleft(); + } + } + else if (right < left && right < real) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int anew = x + 1; + if (anew > sizex) + { + anew = 0; + } + if (anew < 1) + { + anew = sizex; + } + if (i != j && anew == yetis[j].xpos() && yetis[j].ypos() == y) + { + empty = false; + } + } + if (empty) + { + moveright(); + } + } + else + { + if (x - a < 0) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int anew = x + 1; + if (anew > sizex) + { + anew = 0; + } + if (anew < 1) + { + anew = sizex; + } + if (i != j && anew == yetis[j].xpos() && yetis[j].ypos() == y) + { + empty = false; + } + } + if (empty) + { + moveright(); + } + } + else if (x - a > 0) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int anew = x - 1; + if (anew > sizex) + { + anew = 0; + } + if (anew < 1) + { + anew = sizex; + } + if (i != j && anew == yetis[j].xpos() && yetis[j].ypos() == y) + { + empty = false; + } + } + if (empty) + { + moveleft(); + } + } + } + } + // now for b + else + { + left = (y) + (sizey - b); + right = b + (sizey - y); + real = absolute(y - b); + if (left < right && left < real) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int bnew = y - 1; + if (bnew > sizey) + { + bnew = 0; + } + if (bnew < 1) + { + bnew = sizey; + } + if (i != j && x == yetis[j].xpos() && yetis[j].ypos() == bnew) + { + empty = false; + } + } + if (empty) + { + moveup(); + } + } + else if (right < left && right < real) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int bnew = y + 1; + if (bnew > sizey) + { + bnew = 0; + } + if (bnew < 1) + { + bnew = sizey; + } + if (i != j && x == yetis[j].xpos() && yetis[j].ypos() == bnew) + { + empty = false; + } + } + if (empty) + { + movedown(); + } + } + else + { + if (y - b < 0) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int bnew = y + 1; + if (bnew > sizey) + { + bnew = 0; + } + if (bnew < 1) + { + bnew = sizey; + } + if (i != j && x == yetis[j].xpos() && yetis[j].ypos() == bnew) + { + empty = false; + } + } + if (empty) + { + movedown(); + } + } + else if (y - b > 0) + { + bool empty = true; + for (int j = 0; j < yetis.size(); ++j) + { + int bnew = y - 1; + if (bnew > sizey) + { + bnew = 0; + } + if (bnew < 1) + { + bnew = sizey; + } + if (i != j && x == yetis[j].xpos() && yetis[j].ypos() == bnew) + { + empty = false; + } + } + if (empty) + { + moveup(); + } + } + } + } + // deal with going off the side + if (x < 1) + { + x = sizex; + } + if (x > sizex) + { + x = 1; + } + if (y < 1) + { + y = sizey; + } + if (y > sizey) + { + y = 1; + } +} + +int yeti::xpos() +{ + return x; +} +int yeti::ypos() +{ + return y; +} +int yeti::absolute(int value) +{ + if (value < 0) + { + value = 0 - value; + } + return value; +} + |