本文小编为大家详细介绍“怎么用Matlab制作黄金矿工小游戏”，内容详细，步骤清晰，细节处理妥当，希望这篇“怎么用Matlab制作黄金矿工小游戏”文章能帮助大家解决疑惑，下面跟着小编的思路慢慢深入，一起来学习新知识吧。
本文所使用图片在这
function goldMiner
Mainfig=figure('units','pixels','position',[50 100 750 500],...
'Numbertitle','off','menubar','none','resize','off',...
'name','goldMiner');
axes('parent',Mainfig,'position',[0 0 1 1],...
'XLim', [0 750],...
'YLim', [0 500],...
'NextPlot','add',...
'layer','bottom',...
'Visible','on',...
'YDir','reverse',...
'XTick',[], ...
'YTick',[]);
bkgPic=imread('.\pic\bkg.png');
image([0,750],[0,500],bkgPic)
[manPic,~,manAlp]=imread('.\pic\man.png');
image([400-60,400+60],[49.5-45,49.5+45],manPic,'AlphaData',manAlp)
由于爪子要不断调整角度因此用surface格式绘制，我们需要将爪子图片矩阵范围调整至[0，1]，并将透明处数值调成nan
[clawPic,~,clawAlp]=imread('.\Pic\claw.png');
clawPic=double(clawPic)./255;
clawPicR=clawPic(:,:,1);
clawPicG=clawPic(:,:,2);
clawPicB=clawPic(:,:,3);
clawPicR(clawAlp<1)=nan;
clawPicG(clawAlp<1)=nan;
clawPicB(clawAlp<1)=nan;
clawPic(:,:,1)=clawPicR;
clawPic(:,:,2)=clawPicG;
clawPic(:,:,3)=clawPicB;
clawPos=[380,75];
ropePos=[380,75];
[xgrid,ygrid]=meshgrid((1:size(clawAlp,2))./2,(1:size(clawAlp,1))./2);
xgrid=xgrid-size(clawAlp,2)/4;
thetaList=linspace(-2*pi/5,2*pi/5,50);
thetaIndex=1;
theta=thetaList(thetaIndex);%当前爪子转动角度
v=0;%爪子下移速度
dir=1;%1或-1爪子转动方向
grabbing=false;%是否正在抓取石块
cost=cos(theta);
sint=sin(theta);
rotateX=cost.*xgrid+sint.*ygrid;
rotateY=cost.*ygrid-sint.*xgrid;
drawClawHdl=surface(rotateX+clawPos(1),rotateY+clawPos(2),...
zeros(size(clawAlp)),clawPic,...
'EdgeColor','none');
drawLineHdl=plot([clawPos(1),ropePos(1)],[clawPos(2),ropePos(2)],'k','LineWidth',2);爪子旋转就是单纯的使用旋转矩阵：
fps=20;
game=timer('ExecutionMode', 'FixedRate', 'Period',1/fps, 'TimerFcn', @minergame);
start(game)
function minergame(~,~)
if ~grabbing
switch 1
case thetaIndex==1,dir=1;
case thetaIndex==50,dir=-1;
end
thetaIndex=thetaIndex+dir;
theta=thetaList(thetaIndex);
cost=cos(theta);
sint=sin(theta);
rotateX=cost.*xgrid+sint.*ygrid;
rotateY=cost.*ygrid-sint.*xgrid;
else
end
end
stoneName={'gold','gold','stone1','stone2','diamond'};
stonePic{length(stoneName)}=[];
stoneAlp{length(stoneName)}=[];
for i=1:length(stoneName)
[C,~,Alp]=imread(['.\pic\',stoneName{i},'.png']);
stonePic{i}=C;
stoneAlp{i}=Alp;
end
stoneV=[-2,-3,-3,-3,-5];%拿起石头后爪子移动速度
stonePrice=[800,500,200,100,1000];
stoneSize=[50,50;30,30;24,20;15,12;8,8];
stonePos=[200,300;400,350;500,200;50,240;50,300;
700,420;170,180];
stoneType=[1,2,3,4,5,1,2];
stoneTag=1:length(stoneType);
stoneXrange=[stonePos(:,1)-stoneSize(stoneType',1),stonePos(:,1)+stoneSize(stoneType',1)];
stoneYrange=[stonePos(:,2)-stoneSize(stoneType',2),stonePos(:,2)+stoneSize(stoneType',2)];
for i=1:length(stoneTag)
drawStone(stonePos(i,:),stoneType(i),stoneTag(i))
end
function drawStone(pos,i,j)
image([-stoneSize(i,1),stoneSize(i,1)]+pos(1),...
[-stoneSize(i,2),stoneSize(i,2)]+pos(2),...
stonePic{i},...
'AlphaData',stoneAlp{i},...
'UserData',j)
end
set(gcf, 'KeyPressFcn', @key) function key(~,event) switch event.Key case 'downarrow' grabbing=true;v=4; end end function minergame(~,~) if ~grabbing %这里是让爪子转动的一堆代码 %。。。。。。。。。。。。。 %。。。。。。。。。。。。。 else cost=cos(theta); sint=sin(theta); clawPos=clawPos+[sint,cost].*v; end set(drawClawHdl,'XData',rotateX+clawPos(1),'YData',rotateY+clawPos(2)); set(drawLineHdl,'XData',[clawPos(1),ropePos(1)],'YData',[clawPos(2),ropePos(2)]); end
function n=touchThing(clawPos) n=0; if clawPos(1)<20||clawPos(1)>730||clawPos(2)>480 n=-1; end flagX=clawPos(1)>=stoneXrange(:,1)&clawPos(1)<=stoneXrange(:,2); flagY=clawPos(2)>=stoneYrange(:,1)&clawPos(2)<=stoneYrange(:,2); flagXY=flagX&flagY; if any(flagXY) n=find(flagXY); end end
holdOnType=0;
drawHoldOnHdl=image([0,1],[0,1],ones(1,1),'AlphaData',zeros(1,1));
text(10,40,'Money:','FontSize',20,'Color',[1 1 1],'FontName','Cambria','FontWeight','bold')
money=0;
moneyStrHdl=text(110,40,'$0','FontSize',20,'Color',[0.5137 0.7882 0.2157],'FontName','Cambria','FontWeight','bold');
function minergame(~,~)
if ~grabbing
switch 1
case thetaIndex==1,dir=1;
case thetaIndex==50,dir=-1;
end
thetaIndex=thetaIndex+dir;
theta=thetaList(thetaIndex);
cost=cos(theta);
sint=sin(theta);
rotateX=cost.*xgrid+sint.*ygrid;
rotateY=cost.*ygrid-sint.*xgrid;
else
cost=cos(theta);
sint=sin(theta);
clawPos=clawPos+[sint,cost].*v;
n=touchThing(clawPos+5.*[sint,cost]);
if n==-1
v=-abs(v);
elseif n>0
delete(findobj('UserData',stoneTag(n)));
v=stoneV(stoneType(n));
holdOnType=stoneType(n);
stonePos(n,:)=[];
stoneType(n)=[];
stoneTag(n)=[];
stoneXrange(n,:)=[];
stoneYrange(n,:)=[];
set(drawHoldOnHdl,...
'XData',[-stoneSize(holdOnType,1),stoneSize(holdOnType,1)]+clawPos(1)+norm(stoneSize(holdOnType,:))*sint,...
'YData',[-stoneSize(holdOnType,2),stoneSize(holdOnType,2)]+clawPos(2)+norm(stoneSize(holdOnType,:))*cost,...
'CData',stonePic{holdOnType},'AlphaData',stoneAlp{holdOnType});
end
if clawPos(2)<=ropePos(2)
clawPos=ropePos;
grabbing=false;
if holdOnType>0
money=money+stonePrice(holdOnType);
set(moneyStrHdl,'String',['$',num2str(money)])
end
holdOnType=0;
set(drawHoldOnHdl,'XData',[0,1],...
'YData',[0,1],...
'CData',ones(1,1),...
'AlphaData',zeros(1,1));
end
if holdOnType~=0
set(drawHoldOnHdl,...
'XData',[-stoneSize(holdOnType,1),stoneSize(holdOnType,1)]+clawPos(1)+norm(stoneSize(holdOnType,:))*sint,...
'YData',[-stoneSize(holdOnType,2),stoneSize(holdOnType,2)]+clawPos(2)+norm(stoneSize(holdOnType,:))*cost);
end
end
set(drawClawHdl,'XData',rotateX+clawPos(1),'YData',rotateY+clawPos(2));
set(drawLineHdl,'XData',[clawPos(1),ropePos(1)],'YData',[clawPos(2),ropePos(2)]);
end
function goldMiner
Mainfig=figure('units','pixels','position',[50 100 750 500],...
'Numbertitle','off','menubar','none','resize','off',...
'name','goldMiner');
axes('parent',Mainfig,'position',[0 0 1 1],...
'XLim', [0 750],...
'YLim', [0 500],...
'NextPlot','add',...
'layer','bottom',...
'Visible','on',...
'YDir','reverse',...
'XTick',[], ...
'YTick',[]);
bkgPic=imread('.\pic\bkg.png');
image([0,750],[0,500],bkgPic)
[manPic,~,manAlp]=imread('.\pic\man.png');
image([400-60,400+60],[49.5-45,49.5+45],manPic,'AlphaData',manAlp)
[clawPic,~,clawAlp]=imread('.\Pic\claw.png');
clawPic=double(clawPic)./255;
clawPicR=clawPic(:,:,1);
clawPicG=clawPic(:,:,2);
clawPicB=clawPic(:,:,3);
clawPicR(clawAlp<1)=nan;
clawPicG(clawAlp<1)=nan;
clawPicB(clawAlp<1)=nan;
clawPic(:,:,1)=clawPicR;
clawPic(:,:,2)=clawPicG;
clawPic(:,:,3)=clawPicB;
clawPos=[380,75];
ropePos=[380,75];
[xgrid,ygrid]=meshgrid((1:size(clawAlp,2))./2,(1:size(clawAlp,1))./2);
xgrid=xgrid-size(clawAlp,2)/4;
thetaList=linspace(-2*pi/5,2*pi/5,50);
thetaIndex=1;
theta=thetaList(thetaIndex);v=0;
dir=1;grabbing=false;
cost=cos(theta);
sint=sin(theta);
rotateX=cost.*xgrid+sint.*ygrid;
rotateY=cost.*ygrid-sint.*xgrid;
drawClawHdl=surface(rotateX+clawPos(1),rotateY+clawPos(2),...
zeros(size(clawAlp)),clawPic,...
'EdgeColor','none');
drawLineHdl=plot([clawPos(1),ropePos(1)],[clawPos(2),ropePos(2)],'k','LineWidth',2);
%stone part======================================================
stoneName={'gold','gold','stone1','stone2','diamond'};
stonePic{length(stoneName)}=[];
stoneAlp{length(stoneName)}=[];
for i=1:length(stoneName)
[C,~,Alp]=imread(['.\pic\',stoneName{i},'.png']);
stonePic{i}=C;
stoneAlp{i}=Alp;
end
stoneV=[-2,-3,-3,-3,-5];
stonePrice=[800,500,200,100,1000];
stoneSize=[50,50;30,30;24,20;15,12;8,8];
stonePos=[200,300;400,350;500,200;50,240;50,300;
700,420;170,180];
stoneType=[1,2,3,4,5,1,2];
stoneTag=1:length(stoneType);
stoneXrange=[stonePos(:,1)-stoneSize(stoneType',1),stonePos(:,1)+stoneSize(stoneType',1)];
stoneYrange=[stonePos(:,2)-stoneSize(stoneType',2),stonePos(:,2)+stoneSize(stoneType',2)];
for i=1:length(stoneTag)
drawStone(stonePos(i,:),stoneType(i),stoneTag(i))
end
function drawStone(pos,i,j)
image([-stoneSize(i,1),stoneSize(i,1)]+pos(1),...
[-stoneSize(i,2),stoneSize(i,2)]+pos(2),...
stonePic{i},...
'AlphaData',stoneAlp{i},...
'UserData',j)
end
holdOnType=0;
drawHoldOnHdl=image([0,1],[0,1],ones(1,1),'AlphaData',zeros(1,1));
text(10,40,'Money:','FontSize',20,'Color',[1 1 1],'FontName','Cambria','FontWeight','bold')
money=0;
moneyStrHdl=text(110,40,'$0','FontSize',20,'Color',[0.5137 0.7882 0.2157],'FontName','Cambria','FontWeight','bold');
%==========================================================================
set(gcf, 'KeyPressFcn', @key)
fps=20;
game=timer('ExecutionMode', 'FixedRate', 'Period',1/fps, 'TimerFcn', @minergame);
start(game)
function minergame(~,~)
if ~grabbing
switch 1
case thetaIndex==1,dir=1;
case thetaIndex==50,dir=-1;
end
thetaIndex=thetaIndex+dir;
theta=thetaList(thetaIndex);
cost=cos(theta);
sint=sin(theta);
rotateX=cost.*xgrid+sint.*ygrid;
rotateY=cost.*ygrid-sint.*xgrid;
else
cost=cos(theta);
sint=sin(theta);
clawPos=clawPos+[sint,cost].*v;
n=touchThing(clawPos+5.*[sint,cost]);
if n==-1
v=-abs(v);
elseif n>0
delete(findobj('UserData',stoneTag(n)));
v=stoneV(stoneType(n));
holdOnType=stoneType(n);
stonePos(n,:)=[];
stoneType(n)=[];
stoneTag(n)=[];
stoneXrange(n,:)=[];
stoneYrange(n,:)=[];
set(drawHoldOnHdl,...
'XData',[-stoneSize(holdOnType,1),stoneSize(holdOnType,1)]+clawPos(1)+norm(stoneSize(holdOnType,:))*sint,...
'YData',[-stoneSize(holdOnType,2),stoneSize(holdOnType,2)]+clawPos(2)+norm(stoneSize(holdOnType,:))*cost,...
'CData',stonePic{holdOnType},'AlphaData',stoneAlp{holdOnType});
end
if clawPos(2)<=ropePos(2)
clawPos=ropePos;
grabbing=false;
if holdOnType>0
money=money+stonePrice(holdOnType);
set(moneyStrHdl,'String',['$',num2str(money)])
end
holdOnType=0;
set(drawHoldOnHdl,'XData',[0,1],...
'YData',[0,1],...
'CData',ones(1,1),...
'AlphaData',zeros(1,1));
end
if holdOnType~=0
set(drawHoldOnHdl,...
'XData',[-stoneSize(holdOnType,1),stoneSize(holdOnType,1)]+clawPos(1)+norm(stoneSize(holdOnType,:))*sint,...
'YData',[-stoneSize(holdOnType,2),stoneSize(holdOnType,2)]+clawPos(2)+norm(stoneSize(holdOnType,:))*cost);
end
end
set(drawClawHdl,'XData',rotateX+clawPos(1),'YData',rotateY+clawPos(2));
set(drawLineHdl,'XData',[clawPos(1),ropePos(1)],'YData',[clawPos(2),ropePos(2)]);
end
function n=touchThing(clawPos)
n=0;
if clawPos(1)<20||clawPos(1)>730||clawPos(2)>480
n=-1;
end
flagX=clawPos(1)>=stoneXrange(:,1)&clawPos(1)<=stoneXrange(:,2);
flagY=clawPos(2)>=stoneYrange(:,1)&clawPos(2)<=stoneYrange(:,2);
flagXY=flagX&flagY;
if any(flagXY)
n=find(flagXY);
end
end
function key(~,event)
switch event.Key
case 'downarrow'
grabbing=true;v=4;
end
end
end读到这里，这篇“怎么用Matlab制作黄金矿工小游戏”文章已经介绍完毕，想要掌握这篇文章的知识点还需要大家自己动手实践使用过才能领会，如果想了解更多相关内容的文章，欢迎关注亿速云行业资讯频道。
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