#pragma comment(linker, "/SUBSYSTEM:WINDOWS /ENTRY:mainCRTStartup")
#include <GL/freeglut/freeglut.h>
#include "resource.h"
//FreeGlutのウインドウプロシージャを置き換える為の変数
WNDPROC WndProc=NULL; //元のウィンドウプロシージャ
HWND hWnd2=NULL; //ウィンドウハンドル
HMENU hMenu=NULL; //メニュー
//Windowのサイズ
int width = 320;
int height = 240;
//回転用
float anglex = 0.0f;
//白
GLfloat white[] = { 1.0, 1.0, 1.0, 1.0 };
//置き換えた後のプロシージャ
LRESULT CALLBACK WndProc2(HWND hWnd , UINT msg , WPARAM wParam , LPARAM
lParam){
switch (msg) {
case WM_SIZE:
return 0;
case WM_COMMAND:
switch (LOWORD(wParam)){
case ID_EXIT:
PostQuitMessage(0);
}
return 0;
case WM_DESTROY:
exit(0);
break;
default:
if(WndProc){
return CallWindowProc(WndProc,hWnd , msg , wParam , lParam);
}else{
return DefWindowProc(hWnd,msg,wParam,lParam);
}
}
}
//ウィンドウの検索
BOOL CALLBACK enumWindowsProc(HWND hWnd,LPARAM lParam){
HANDLE hModule=(HANDLE)GetWindowLong(hWnd,GWL_HINSTANCE);
if(GetModuleHandle(NULL)==hModule){
wchar_t ClassName[256];
GetClassNameW(hWnd,ClassName,sizeof(ClassName)/sizeof(ClassName[0]));
if(wcsncmp(ClassName,L"FREEGLUT",wcslen(ClassName))==0){
hWnd2=hWnd;
return FALSE;
}
}
return TRUE;
}
void display(void){
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(30.0, (double)width / (double)height, 1.0, 1000.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(150.0,150.0,-150.0,
0.0,0.0,0.0,
0.0,1.0,0.0);
glMaterialfv(GL_FRONT, GL_DIFFUSE, white);
//回転
glRotatef(anglex,1.0f,0.0f,0.0f);//X軸を回転
glutSolidSphere(40.0,16,16);
glutSwapBuffers();
}
void idle(void){
anglex+=2.0f;
Sleep(1);
glutPostRedisplay();
}
void Init(){
glClearColor(0.3f, 0.3f, 0.3f, 1.0f);
glEnable(GL_DEPTH_TEST);
//ワイヤーフレーム
glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);
}
bool main(int argc, char *argv[]){
glutInit(&argc, argv);
glutInitWindowPosition(100, 100);
glutInitWindowSize(width, height);
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE);
glutCreateWindow("メニュー表示");
//FreeGlutのウインドウハンドルとウインドウプロシージャを置き換える
EnumWindows(enumWindowsProc,0);
if(hWnd2){
WndProc=(WNDPROC)GetWindowLong(hWnd2,GWL_WNDPROC);
SetWindowLong(hWnd2,GWL_WNDPROC,(LONG)WndProc2);
}else{
return false;
}
hMenu=LoadMenu(GetModuleHandle(NULL),MAKEINTRESOURCE(IDR_MENU1));
if(hMenu){
SetMenu(hWnd2,hMenu);
}else{
return false;
}
glutDisplayFunc(display);
glutIdleFunc(idle);
Init();
glutMainLoop();
return true;
}
|