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C-/C++-Quelltext

#include "OpenGl.h"
#include "Game.h"

int WINAPI WinMain (HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR IpCmdLine, int iCmdShow)
{
    COpenGL OpenGl;
    CGame   Game;
    if (!OpenGl.opengl_createWindow (hInst, iCmdShow, 1280, 720))
    {
        return false;
    }
    OpenGl.opengl_setup ();
    OpenGl.opengl_reset ();
    while (true)
    {
        if (OpenGl.key_pressed ())
        {
            break;
        }
        else 
        {
            Game.GameMain ();
            SwapBuffers (OpenGl.getHDC ());
        }
    }
    return 0;
}

C-/C++-Quelltext

class CGame
{
public:
    CGame(void);
    ~CGame(void);
    void GameMain ();
    void setKeys ();
private:
    unsigned int    Level;
    bool            Create;
    bool            Delete;
    bool            Keys;
private:
    void Update ();
    void Print ();
};

C-/C++-Quelltext

void CGame::GameMain ()
{
    switch (Level)
    {
    case LEVEL_01:
        {
            if (Create)
            {
                Create = false;
            }
            Update ();
            Print ();
            if (Delete)
            {
                Delete = false;
                Create = true;
            }
            break;
        }
    }
}

void CGame::Print ()
{
    glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    glColor3f (1.0f, 1.0f, 1.0f);
    glBegin (GL_TRIANGLES);
    glVertex3f ( 0.0f,  1.0f, -10.0f);
    glVertex3f (-1.0f,  0.0f, -10.0f);
    glVertex3f ( 1.0f,  0.0f, -10.0f);
    glEnd ();
}

C-/C++-Quelltext

void COpenGL::opengl_reset ()
{
    if (iWidth == 0)
    {
        iWidth = 1;
    }
    if (iHeight == 0)
    {
        iHeight = 1;
    }

    glViewport (0, 0, this->iWidth, this->iHeight);
    glMatrixMode ( GL_PROJECTION);
    glLoadIdentity ();
    gluPerspective (45.0f, this->iWidth/this->iHeight, 1.0f, 100.f);
    glMatrixMode (GL_MODELVIEW);
    glLoadIdentity ();
}