www.pudn.com > RCApp-src.zip > RCApp.cpp

/* 
	RedEye Project (http://members.ozemail.com.au/~ndmcevoy/) 
	Copyright (C) 2003  Nick McEvoy 
 
	This library is free software; you can redistribute it and/or 
	modify it under the terms of the GNU Library General Public 
	License as published by the Free Software Foundation; either 
	version 2 of the License, or (at your option) any later version. 
 
	This library is distributed in the hope that it will be useful, 
	but WITHOUT ANY WARRANTY; without even the implied warranty of 
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
	Library General Public License for more details. 
 
	You should have received a copy of the GNU Library General Public 
	License along with this library; if not, write to the Free 
	Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 
 
	----------------------------------------------------------------- 
 
		Commented for use with Doxygen (http://www.doxygen.org) 
 
	----------------------------------------------------------------- 
*/ 
 
/*! \file RCApp.cpp 
 *	\brief Redeye game main loop. 
 * 
 *		This file contains the redeye game main loop. 
 */ 
 
// GLUT includes 
#include  
 
// PLIB include 
#include  
#include  
 
// RedEye includes 
#include "Engine.h" 
 
//! Game constants 
#define APP_NAME			"RCApp" 
#define APP_WINDOW_TITLE	"Reality Check" 
#define INIT_WINDOW_POS_X	0 
#define INIT_WINDOW_POS_Y	0 
#define INIT_WINDOW_WIDTH	800 
#define INIT_WINDOW_HEIGHT	600 
 
//! GLUT callback handlers 
static void reGlutIdle() {reGetGameEngine()->Update();}; 
static void reGlutDisplay() {reGetGameEngine()->Display();}; 
static void reGlutReshape(int w, int h) {reGetGameEngine()->Reshape(w, h);}; 
static void reGlutKeyboard(unsigned char key, int x, int y) {reGetGameEngine()->Keyboard(key, x, y, true);}; 
static void reGlutKeyboardUp(unsigned char key, int x, int y) {reGetGameEngine()->Keyboard(key, x, y, false);}; 
static void reGlutSpecial(int key, int x, int y) {reGetGameEngine()->KeyboardSpecial(key, x, y, true);}; 
static void reGlutSpecialUp(int key, int x, int y) {reGetGameEngine()->KeyboardSpecial(key, x, y, false);}; 
static void reMouseFunc(int button, int state, int x, int y) {reGetGameEngine()->MouseFunc(button, state, x, y);}; 
static void reMotionFunc(int x, int y) {reGetGameEngine()->MotionFunc(x, y);}; 
static void rePassiveMotionFunc(int x, int y) {reGetGameEngine()->PassiveMotionFunc(x, y);}; 
 
//! Initialise OpenGL, GLUT & PLIB. 
/*! 
 *	\param none. 
 *	\return none. 
 */ 
void 
reInitialiseGraphics() 
{ 
	printf("InitialiseGraphics() - initilising OpenGL, GLUT & PLIB\n"); 
 
	int iFakeArgc = 1; 
	char* FakeArgv[3]; 
	FakeArgv[0] = APP_NAME; 
	FakeArgv[1] = APP_WINDOW_TITLE; 
	FakeArgv[2] = NULL; 
 
	// Initialise GLUT 
	glutInitWindowPosition(INIT_WINDOW_POS_X, INIT_WINDOW_POS_Y); 
	glutInitWindowSize(INIT_WINDOW_WIDTH, INIT_WINDOW_HEIGHT); 
	glutInit(&iFakeArgc, FakeArgv); 
	glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); 
	glutCreateWindow(FakeArgv[1]); 
 
	// Setup GLUT callbacks 
	glutDisplayFunc(reGlutDisplay); 
	glutReshapeFunc(reGlutReshape); 
	glutIdleFunc(reGlutIdle); 
	glutKeyboardFunc(reGlutKeyboard); 
	glutKeyboardUpFunc(reGlutKeyboardUp); 
	glutSpecialFunc(reGlutSpecial); 
	glutSpecialUpFunc(reGlutSpecialUp); 
	glutMouseFunc(reMouseFunc); 
	glutMotionFunc(reMotionFunc); 
	glutPassiveMotionFunc(rePassiveMotionFunc); 
 
	// Initialise PLIB (SSG & PUI) 
	ssgInit(); 
	puInit(); 
 
	// Some basic OpenGL setup 
	glClearColor(0.2f, 0.0f, 0.0f, 0.0f); 
	glEnable(GL_DEPTH_TEST); 
 
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 
	glAlphaFunc(GL_GREATER, 0.1f); 
	glEnable(GL_BLEND); 
	glEnable(GL_ALPHA_TEST); 
 
	// Setup the viewing parameters 
	ssgSetFOV(60.0f, 45.0f); 
	ssgSetNearFar(0.2f, 30000.0f); 
 
	// Initialise game engine 
	reGetGameEngine()->Init(); 
} 
 
//! Main loop. 
/*! 
 *	\param argc - argument count. 
 *	\param argv - arguments. 
 *	\return 0 success, else fail. 
 */ 
int 
main(int argc, char* argv[]) 
{ 
	// Initialise graphics 
	reInitialiseGraphics(); 
 
	// Let GLUT take control ... 
	glutMainLoop(); 
 
	return 0; 
}