generated from sigonasr2/CPlusPlusProjectTemplate
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#define OLC_PGE_APPLICATION |
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#include "pixelGameEngine.h" |
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#include "olcutils.h" |
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using namespace olc; |
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vi2d upperLeftCoords={500,0}; |
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vi2d lowerRightCoords={500,0}; |
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std::vector<std::vector<char>>board; |
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int sum=0; |
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float timePerTick=0.03; |
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float acc=0; |
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float acc2=0; |
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vi2d sandCoord={500,0}; |
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bool simulationDone=false; |
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struct Connection{ |
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std::vector<vi2d>coords; |
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}; |
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enum ReadState{ |
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READX, |
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READY, |
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WAIT |
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}; |
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vi2d getArrayCoords(vi2d pos){ |
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return pos-upperLeftCoords; |
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} |
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char getBoard(vi2d pos){ |
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vi2d actualCoords=getArrayCoords(pos); |
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if (actualCoords.x<0||actualCoords.y<0||actualCoords.x>=board[0].size()||actualCoords.y>=board.size()) { |
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simulationDone=true; |
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return 'X'; |
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} |
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return board[actualCoords.y][actualCoords.x]; |
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} |
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void modifyBoard(vi2d pos,char val){ |
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vi2d actualCoords=getArrayCoords(pos); |
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board[actualCoords.y][actualCoords.x]=val; |
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} |
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class SandSim : public olc::PixelGameEngine |
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{ |
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public: |
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SandSim() |
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{ |
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sAppName = "AoC Day 14 Part I"; |
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} |
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public: |
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bool OnUserCreate() override |
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{ |
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// Called once at the start, so create things here |
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return true; |
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} |
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void updateGame(){ |
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if (!simulationDone){ |
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vi2d boardCoords=getArrayCoords(sandCoord); |
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if (getBoard({sandCoord.x,sandCoord.y+1})==' '){ |
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//Fall straight down. |
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sandCoord.y++; |
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} else |
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if (getBoard({sandCoord.x-1,sandCoord.y+1})==' '){ |
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sandCoord.x--; |
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sandCoord.y++; |
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} else |
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if (getBoard({sandCoord.x+1,sandCoord.y+1})==' '){ |
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sandCoord.x++; |
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sandCoord.y++; |
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} else { |
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if (!simulationDone){ |
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sum++; |
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modifyBoard(sandCoord,'.'); |
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sandCoord={500,0}; |
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} |
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} |
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} |
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} |
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bool OnUserUpdate(float fElapsedTime) override |
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{ |
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acc+=fElapsedTime; |
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acc2+=fElapsedTime; |
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if (acc>=timePerTick){ |
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acc-=timePerTick; |
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updateGame(); |
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} |
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if (acc2>=0.01){ |
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if (GetKey(RIGHT).bHeld){ |
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timePerTick=std::clamp(timePerTick+0.001f,0.f,1.f); |
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acc2=0; |
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} |
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if (GetKey(LEFT).bHeld){ |
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timePerTick=std::clamp(timePerTick-0.001f,0.f,1.f); |
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acc2=0; |
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} |
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} |
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//DrawStringDecal({0,0},std::to_string((int)(timePerTick*1000))+"ms"); |
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DrawStringDecal({1,(float)(ScreenHeight()-GetTextSize("S").y*0.4)-1},"Sand Pieces: "+std::to_string(sum),BLACK,{0.4,0.4}); |
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DrawStringDecal({0,(float)(ScreenHeight()-GetTextSize("S").y*0.4)},"Sand Pieces: "+std::to_string(sum),WHITE,{0.4,0.4}); |
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// called once per frame |
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for (int x = upperLeftCoords.x; x <= lowerRightCoords.x; x++){ |
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for (int y = upperLeftCoords.y; y <= lowerRightCoords.y; y++){ |
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vi2d coords=getArrayCoords({x,y}); |
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if (x==sandCoord.x&&y==sandCoord.y){ |
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Draw(coords.x, coords.y,YELLOW); |
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} else { |
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Draw(coords.x, coords.y, |
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(board[coords.y][coords.x]==' ')?Pixel(40,40,40): |
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(board[coords.y][coords.x]=='.')?DARK_YELLOW: |
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Pixel(255,255,255)); |
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} |
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} |
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} |
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return true; |
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} |
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}; |
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int main() |
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{ |
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std::vector<Connection>connections; |
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std::ifstream file("input"); |
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ReadState state=READX; |
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while (file.good()){ |
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std::string line; |
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std::getline(file,line); |
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std::string num1; |
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std::string num2; |
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if (line.length()>0){ |
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state=READX; |
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Connection c; |
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for (int i=0;i<line.length();i++){ |
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switch (state){ |
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case READX:{ |
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if (line[i]==','){ |
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state=READY; |
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break; |
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} |
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num1+=line[i]; |
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}break; |
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case READY:{ |
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if (line[i]==' '){ |
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state=WAIT; |
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int numb1=std::atoi(num1.c_str()); |
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int numb2=std::atoi(num2.c_str()); |
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c.coords.push_back({numb1,numb2}); |
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upperLeftCoords.x=std::min(numb1,upperLeftCoords.x); |
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upperLeftCoords.y=std::min(numb2,upperLeftCoords.y); |
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lowerRightCoords.x=std::max(numb1,lowerRightCoords.x); |
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lowerRightCoords.y=std::max(numb2,lowerRightCoords.y); |
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std::cout<<"read "<<num1<<"//"<<num2<<std::endl; |
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num1=""; |
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num2=""; |
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break; |
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} |
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num2+=line[i]; |
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}break; |
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case WAIT:{ |
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if (line[i]==' '){ |
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state=READX; |
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break; |
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} |
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}break; |
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} |
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} |
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int numb1=std::atoi(num1.c_str()); |
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int numb2=std::atoi(num2.c_str()); |
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c.coords.push_back({numb1,numb2}); |
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upperLeftCoords.x=std::min(numb1,upperLeftCoords.x); |
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upperLeftCoords.y=std::min(numb2,upperLeftCoords.y); |
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lowerRightCoords.x=std::max(numb1,lowerRightCoords.x); |
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lowerRightCoords.y=std::max(numb2,lowerRightCoords.y); |
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std::cout<<"read "<<num1<<"//"<<num2<<std::endl; |
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num1=""; |
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num2=""; |
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connections.push_back(c); |
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} |
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std::cout<<line<<std::endl; |
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} |
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std::cout<<"Upper-Left Bounds: "<<upperLeftCoords<<std::endl; |
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std::cout<<"Lower-Right Bounds: "<<lowerRightCoords<<std::endl; |
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for (int y=upperLeftCoords.y;y<=lowerRightCoords.y;y++){ |
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std::vector<char>b; |
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for (int x=upperLeftCoords.x;x<=lowerRightCoords.x;x++){ |
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b.push_back(' '); |
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} |
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board.push_back(b); |
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} |
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for(int i=0;i<connections.size();i++){ |
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Connection&c=connections[i]; |
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vi2d&startPos=c.coords[0]; |
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for (int j=1;j<c.coords.size();j++){ |
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vi2d&endPos=c.coords[j]; |
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modifyBoard(startPos,'#'); |
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while (startPos!=endPos){ |
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if (startPos.x!=endPos.x){ |
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startPos.x+=(endPos.x-startPos.x)/std::abs(startPos.x-endPos.x); |
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} |
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if (startPos.y!=endPos.y){ |
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startPos.y+=(endPos.y-startPos.y)/std::abs(startPos.y-endPos.y); |
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} |
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modifyBoard(startPos,'#'); |
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} |
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} |
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} |
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SandSim demo; |
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if (demo.Construct(54, 170, 8, 8)) |
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demo.Start(); |
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return 0; |
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} |
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