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| //---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormCreate(TObject *Sender)
{
ghDC = GetDC(Handle);
if (!bSetupPixelFormat(ghDC))
Close();
ghRC = wglCreateContext(ghDC);
wglMakeCurrent(ghDC, ghRC);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClearDepth(1.0);
FormResize(Sender);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glShadeModel(GL_SMOOTH);
float p[4]={3,3,3,1},
d[3]={-1,-1,-3};
glLightfv(GL_LIGHT0,GL_POSITION,p);
glLightfv(GL_LIGHT0,GL_SPOT_DIRECTION,d);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormClose(TObject *Sender, TCloseAction &Action)
{
if(ghRC)
{
wglMakeCurrent(ghDC,0);
wglDeleteContext(ghRC);
}
if(ghDC)
ReleaseDC(Handle, ghDC);
}
//---------------------------------------------------------------------------
bool __fastcall TForm1::bSetupPixelFormat(HDC hdc)
{
PIXELFORMATDESCRIPTOR pfd, *ppfd;
int pixelformat;
ppfd = &pfd;
ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
ppfd->nVersion = 1;
ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
ppfd->dwLayerMask = PFD_MAIN_PLANE;
ppfd->iPixelType = PFD_TYPE_RGBA;
ppfd->cColorBits = 16;
ppfd->cDepthBits = 16;
ppfd->cAccumBits = 0;
ppfd->cStencilBits = 0;
if ((pixelformat = ChoosePixelFormat(hdc, ppfd)) == 0)
{
MessageBox(NULL, "ChoosePixelFormat failed", "Error", MB_OK);
return false;
}
if (SetPixelFormat(hdc, pixelformat, ppfd) == FALSE)
{
MessageBox(NULL, "SetPixelFormat failed", "Error", MB_OK);
return false;
}
return true;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormResize(TObject *Sender)
{
glViewport( 0, 0, Width, Height );
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
//glOrtho(-5,5, -5,5, 2,12);
gluPerspective( 45.0f, (GLfloat)Width/(GLfloat)Height, 0.1f, 100.0f );
gluLookAt(0,0,5, 0,0,0, 0,1,0);
glMatrixMode(GL_MODELVIEW);
glEnable(GL_TEXTURE_2D); // Разрешение наложение текстуры
LoadGLTextures(); // Загрузка текстур
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Draw()
{
glClear(GL_DEPTH_BUFFER_BIT ^ GL_COLOR_BUFFER_BIT);
glLoadIdentity();
glTranslatef(0.0f,0.0f,-5.0f);
glRotatef(rx,1.0f,0.0f,0.0f); // Вращение по оси X
glRotatef(ry,0.0f,1.0f,0.0f); // Вращение по оси Y
glRotatef(rz,0.0f,0.0f,1.0f); // Вращение по оси Z
glBindTexture(GL_TEXTURE_2D, texture[0]);
glBegin(GL_QUADS);
glVertex3f( 1.0f, 1.0f,-1.0f); // Право верх квадрата (Верх)
glVertex3f(-1.0f, 1.0f,-1.0f); // Лево верх
glVertex3f(-1.0f, 1.0f, 1.0f); // Лево низ
glVertex3f( 1.0f, 1.0f, 1.0f); // Право низ
glVertex3f( 1.0f,-1.0f, 1.0f); // Верх право квадрата (Низ)
glVertex3f(-1.0f,-1.0f, 1.0f); // Верх лево
glVertex3f(-1.0f,-1.0f,-1.0f); // Низ лево
glVertex3f( 1.0f,-1.0f,-1.0f); // Низ право
glVertex3f( 1.0f, 1.0f, 1.0f); // Верх право квадрата (Перед)
glVertex3f(-1.0f, 1.0f, 1.0f); // Верх лево
glVertex3f(-1.0f,-1.0f, 1.0f); // Низ лево
glVertex3f( 1.0f,-1.0f, 1.0f); // Низ право
glVertex3f( 1.0f,-1.0f,-1.0f); // Верх право квадрата (Зад)
glVertex3f(-1.0f,-1.0f,-1.0f); // Верх лево
glVertex3f(-1.0f, 1.0f,-1.0f); // Низ лево
glVertex3f( 1.0f, 1.0f,-1.0f); // Низ право
glVertex3f(-1.0f, 1.0f, 1.0f); // Верх право квадрата (Лево)
glVertex3f(-1.0f, 1.0f,-1.0f); // Верх лево
glVertex3f(-1.0f,-1.0f,-1.0f); // Низ лево
glVertex3f(-1.0f,-1.0f, 1.0f); // Низ право
glVertex3f( 1.0f, 1.0f,-1.0f); // Верх право квадрата (Право)
glVertex3f( 1.0f, 1.0f, 1.0f); // Верх лево
glVertex3f( 1.0f,-1.0f, 1.0f); // Низ лево
glVertex3f( 1.0f,-1.0f,-1.0f); // Низ право
glEnd();
SwapBuffers(ghDC);
rx += 0.3;
ry += 0.4;
rz += 0.1;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
Timer1->Enabled = !Timer1->Enabled;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Timer1Timer(TObject *Sender)
{
Draw();
}
//--------------------------------------------------------------------------- |
(
Сообщение от 1richard
