QapLite - простой графический движок [C++11, Win32, Direct3D9, 2D]

#include "QapLite.h"
 
class TGame:public TD3DGameBoxBuilder{
public:
  real ang;
  real speed;
public:
  TGame(){ang=0;speed=1.50*Pi/180.0;}
public:
  void DoMove()
  {
    if(win.Keyboard.Down[VK_ESCAPE])win.Close();
    ang+=speed;
  }
  void DoDraw()
  {
    qDev.BindTex(0,nullptr);
    QapDev::BatchScope Scope(qDev);
    {
      qDev.SetColor(0xff000000);
      qDev.DrawQuad(vec2i(100,100),50,50,-ang*0.5);
      qDev.SetColor(0xff008000);
      qDev.DrawQuad(vec2i(-100,-100),100,50,ang);
      int n=5;
      for(int x=-n;x<=+n;x++)for(int y=-n;y<=+n;y++)
      {
        qDev.SetColor(0xffffff00);
        qDev.DrawQuad(vec2i(x*16*1.5,y*16*1.5)+vec2i(-300,+200),16,16,ang*x*y*0.4);
        qDev.SetColor(0xffd08000);
        qDev.DrawQuad(vec2i(x*16*1.5,y*16*1.5)+vec2i(-300,+200),12,12,ang*x*y*0.4);
      }
      qDev.DrawCircle(vec2d(0.5,-0.5),80,0,10,32);
    }
  }
};
 
int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nCmdShow)
{
  GlobalEnv global_env(hInstance,hPrevInstance,lpCmdLine,nCmdShow);
  TGame builder;
  builder.DoNice();
}