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3DGraphics Foundation/INSU/Solar System


#include <windows.h>
#include <gl\gl.h>
#include <gl\glu.h>
#include <gl\glaux.h>

static LPCTSTR lpszAppName = "Solar System";
static HINSTANCE hInstance;

GLfloat whiteLight[] = { 0.2f, 0.2f, 0.2f, 1.0f };
GLfloat sourceLight[] = { 0.8f, 0.8f, 0.8f, 1.0f };
GLfloat lightPos[] = { 0.0f, 0.0f, 0.0f, 1.0f };

float xRot = 0.0f;
float yRot = 0.0f;

inline void glRGB(int x, int y, int z)
{
        glColor3ub((GLubyte)x, (GLubyte)y, (GLubyte)z);
}

LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);

// ~E~\~T~L릿 //
void SetDCPixelFormat(HDC hDC)
{
        int nPixelFormat;

        static PIXELFORMATDESCRIPTOR pfd = {
                sizeof(PIXELFORMATDESCRIPTOR),  // Size of this structure
                1,                                                              // Version of this structure
                PFD_DRAW_TO_WINDOW |                    // Draw to Window (not to bitmap)
                PFD_SUPPORT_OPENGL |                                    // Support OpenGL calls in window
                PFD_DOUBLEBUFFER,                       // Double buffered
                PFD_TYPE_RGBA,                          // RGBA Color mode
                24,                                     // Want 24bit color
                0,0,0,0,0,0,                            // Not used to select mode
                0,0,                                    // Not used to select mode
                0,0,0,0,0,                              // Not used to select mode
                32,                                     // Size of depth buffer
                0,                                      // Not used to select mode
                0,                                      // Not used to select mode
                PFD_MAIN_PLANE,                         // Draw in main plane
                0,                                      // Not used to select mode
                0,0,0 };                                // Not used to select mode

        // Choose a pixel format that best matches that described in pfd
        nPixelFormat = ChoosePixelFormat(hDC, &pfd);

        // Set the pixel format for the device context
        SetPixelFormat(hDC, nPixelFormat, &pfd);
}

void ChangeSize(GLsizei w, GLsizei h)
{
        if(h == 0)
                h = 1;

        // Set Viewport to window dimensions
    glViewport(0, 0, w, h);

        // Calculate aspect ratio of the window
        GLfloat fAspect = (GLfloat)w/(GLfloat)h;

        // Set the perspective coordinate system
        glMatrixMode(GL_PROJECTION);
        glLoadIdentity();

        // field of view of 45 degrees, near and far planes 1.0 and 425
        gluPerspective(45.0f, fAspect, 1.0, 425.0);

        // Modelview matrix reset
        glMatrixMode(GL_MODELVIEW);
        glLoadIdentity();
}

// ~E~\~T~L릿 ~A~] //


void SetupRC()
{
        glEnable(GL_DEPTH_TEST);
        glFrontFace(GL_CCW);
        glEnable(GL_CULL_FACE);

        glEnable(GL_LIGHTING);

        glLightModelfv(GL_LIGHT_MODEL_AMBIENT, whiteLight);
        glLightfv(GL_LIGHT0, GL_DIFFUSE, sourceLight);
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glEnable(GL_LIGHT0);

        glEnable(GL_COLOR_MATERIAL);

        glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);

        glShadeModel(GL_SMOOTH);
        glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
        glClearDepth(1.0f);
        glEnable(GL_DEPTH_TEST);
        glDepthFunc(GL_LEQUAL);

        glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
}

void RenderScene()
{
        static float fFar = -300.0f;
        static float fMoonRot = 0.0f;
        static float fVenusRot = 0.0f;
        static float fEarthRot = 0.0f;
        static float fMercuryRot = 0.0f;
        static float fMarsRot = 0.0f;
        static float fJupiterRot = 0.0f;
        static float fSaturnRot = 0.0f;
        static float fUranusRot = 0.0f;
        static float fNeptuneRot = 0.0f;
        static float fPlutoRot = 0.0f;

        glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
        glMatrixMode(GL_MODELVIEW);

        glPushMatrix();


// ~C~\~V~Q
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glTranslatef(0.0f, 0.0f, fFar);
        glRGB(255,100,0);
        auxSolidSphere(30.0f);

        glRotatef(xRot, 1.0f, 0.0f, 0.0f);
        glRotatef(yRot, 0.0f, 1.0f, 0.0f);

// ~H~X~D

        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fMercuryRot, 0.0f, 1.0f, 0.0f);
        glRGB(0,0,255);
        glTranslatef(50.0f, 0.0f, 0.0f);
        auxSolidSphere(2.0f);
        glPopMatrix();

// ~H~D

        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fVenusRot, 1.0f, 1.0f, 0.0f);
        glRGB(200,100,255);
        glTranslatef(0.0f, 0.0f, -70.0f);
        auxSolidSphere(5.0f);
        glPopMatrix();

        // ~@구
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fEarthRot, 1.0f, 0.0f, 0.0f);
        glRGB(0,255,255);
        glTranslatef(0.0f, 0.0f, -90.0f);
        auxSolidSphere(6.0f);

// ~K

        glRGB(200,200,200);
        glRotatef(fMoonRot, 1.0f, 0.0f, 0.0f);
        glTranslatef(0.0f, 0.0f, -8.0f);
        auxSolidSphere(1.0f);

        fMoonRot += 10.0f;
        if(fMoonRot > 360.0f)
                fMoonRot = 0.0f;

        glPopMatrix();

// ~Y~T~D

        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fMarsRot, -1.0f, 1.0f, 0.0f);
        glRGB(255,0,0);
        glTranslatef(0.0f, 0.0f, -110.0f);
        auxSolidSphere(4.0f);
        glPopMatrix();

// 목~D
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fJupiterRot, 1.0f, -1.0f, 0.0f);
        glRGB(255,100,0);
        glTranslatef(0.0f, 0.0f, -130.0f);
        auxSolidSphere(10.0f);
        glPopMatrix();

// ~F| ~D
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fSaturnRot, 0.0f, 0.0f, 1.0f);
        glRGB(255,100,0);
        glTranslatef(160.0f, 0.0f, 0.0f);
        auxSolidSphere(9.0f);
        glPopMatrix();

// ~\~Y~U~D
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fUranusRot, 0.0f, 1.0f, 0.0f);
        glRGB(255,50,0);
        glTranslatef(190.0f, 0.0f, 0.0f);
        auxSolidSphere(8.0f);
        glPopMatrix();

// ~U~Y~U~D
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fNeptuneRot, 1.0f, 0.0f, 0.0f);
        glRGB(0,255,255);
        glTranslatef(0.0f, 0.0f, -220.0f);
        auxSolidSphere(7.0f);
        glPopMatrix();

// ~E~Y~U~D
        glPushMatrix();
        glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
        glRotatef(fPlutoRot, 1.0f, 1.0f, 0.0f);
        glRGB(255,255,255);
        glTranslatef(0.0f, 0.0f, -240.0f);
        auxSolidSphere(5.0f);
        glPopMatrix();

        fMercuryRot += 10.0f;
        if(fMercuryRot > 360.0f)
                fMercuryRot = 0.0f;

        fVenusRot += 9.0f;
        if(fVenusRot > 360.0f)
                fVenusRot = 0.0f;

        fEarthRot += 8.0f;
        if(fEarthRot > 360.0f)
                fEarthRot = 0.0f;

        fMarsRot += 6.0f;
        if(fMarsRot > 360.0f)
                fMarsRot = 0.0f;

        fJupiterRot += 8.0f;
        if(fJupiterRot > 360.0f)
                fJupiterRot = 0.0f;

        fSaturnRot += 9.0f;
        if(fSaturnRot > 360.0f)
                fSaturnRot = 0.0f;

        fUranusRot += 10.0f;
        if(fUranusRot > 360.0f)
                fUranusRot = 0.0f;

        fNeptuneRot += 9.0f;
        if(fNeptuneRot > 360.0f)
                fNeptuneRot = 0.0f;

        fPlutoRot += 8.0f;
        if(fPlutoRot > 360.0f)
                fPlutoRot = 0.0f;

        glPopMatrix();
        glFlush();
}
int APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
        MSG                     msg;
        WNDCLASS        wc;
        HWND            hWnd;

        hInstance = hInst;

        wc.style                        = CS_HREDRAW | CS_VREDRAW;
        wc.lpfnWndProc          = (WNDPROC) WndProc;
        wc.cbClsExtra           = 0;
        wc.cbWndExtra           = 0;
        wc.hInstance            = hInstance;
        wc.hIcon                        = NULL;
        wc.hCursor                      = LoadCursor(NULL, IDC_ARROW);

        wc.hbrBackground        = NULL;
        wc.lpszMenuName         = NULL;
        wc.lpszClassName        = lpszAppName;

        if(RegisterClass(&wc) == 0)
                return FALSE;

        hWnd = CreateWindow(
                                lpszAppName,
                                lpszAppName,
                                WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS,
                                50, 50,
                                800, 600,
                                NULL,
                                NULL,
                                hInstance,
                                NULL);

        if(hWnd == NULL)
                return FALSE;

        ShowWindow(hWnd,SW_SHOW);
        UpdateWindow(hWnd);

        while( GetMessage(&msg, NULL, 0, 0))
        {
                TranslateMessage(&msg);
                DispatchMessage(&msg);
        }

        return msg.wParam;
}

LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
        static HGLRC hRC;
        static HDC hDC;

        switch (message)
        {
                case WM_CREATE:
                        hDC = GetDC(hWnd);
                        SetDCPixelFormat(hDC);
                        hRC = wglCreateContext(hDC);
                        wglMakeCurrent(hDC, hRC);
                        SetupRC();
                        SetTimer(hWnd, 101, 50, NULL);
                        break;

                case WM_DESTROY:
                        KillTimer(hWnd, 101);
                        wglMakeCurrent(hDC,NULL);
                        wglDeleteContext(hRC);
                        PostQuitMessage(0);
                        break;

                case WM_SIZE:
                        ChangeSize(LOWORD(lParam), HIWORD(lParam));
                        break;

                case WM_PAINT:
                        RenderScene();
                        SwapBuffers(hDC);
                        ValidateRect(hWnd,NULL);
                        break;

                case WM_TIMER:
                        InvalidateRect(hWnd, NULL, FALSE);
                        break;

                case WM_KEYDOWN:
                        switch(wParam)
                        {
                        case VK_UP :
                                xRot += 5.0f;
                                break;
                        case VK_DOWN :
                                xRot -= 5.0f;
                                break;
                        case VK_LEFT :
                                yRot += 5.0f;
                                break;
                        case VK_RIGHT:
                                yRot -= 5.0f;
                                break;
                        }
                        break;

        default:
            return (DefWindowProc(hWnd, message, wParam, lParam));
        }

    return (0L);
}

//~X..졸~] ~K| 기~U~X~K. ~]~_ 기~J ~X~X~P~@ ~U~L~O~X? ~Z~Y~@~
//~C~A민~]~X~U temp ~N~X~]~@~W~P ~M~^~H~M~X걸--; format python~O~D ~P~\~K. ~^~P~T~J~T ~U~H~P~X~M~T~]

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last modified 2021-02-07 05:22:15
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