nuclear@0: #include <stdio.h>
nuclear@0: #include <stdlib.h>
nuclear@1: #include <assert.h>
nuclear@0: #include "opengl.h"
nuclear@0: #include "game.h"
nuclear@0: #include "opt.h"
nuclear@0: 
nuclear@0: static void disp();
nuclear@1: static void idle();
nuclear@0: static void reshape(int x, int y);
nuclear@0: static void keydown(unsigned char key, int x, int y);
nuclear@0: static void keyup(unsigned char key, int x, int y);
nuclear@0: static void skeydown(int key, int x, int y);
nuclear@0: static void skeyup(int key, int x, int y);
nuclear@0: static void mouse(int bn, int state, int x, int y);
nuclear@0: static void motion(int x, int y);
nuclear@0: static void spacemove(int x, int y, int z);
nuclear@0: static void spacerot(int x, int y, int z);
nuclear@0: static void spacebut(int bn, int state);
nuclear@0: 
nuclear@2: static int centerx, centery;
nuclear@1: static unsigned int prev_msec;
nuclear@1: 
nuclear@2: static bool stereo_shift_pressed;
nuclear@2: 
nuclear@0: int main(int argc, char **argv)
nuclear@0: {
nuclear@0: 	glutInit(&argc, argv);
nuclear@0: 
nuclear@0: 	if(!parse_opt(argc, argv)) {
nuclear@0: 		return 1;
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE | (opt.stereo ? GLUT_STEREO : 0));
nuclear@1: 	glutInitWindowSize(opt.xsz, opt.ysz);
nuclear@0: 	glutCreateWindow("bloboland");
nuclear@0: 
nuclear@0: 	glutDisplayFunc(disp);
nuclear@1: 	glutIdleFunc(idle);
nuclear@0: 	glutReshapeFunc(reshape);
nuclear@0: 	glutKeyboardFunc(keydown);
nuclear@0: 	glutKeyboardUpFunc(keyup);
nuclear@0: 	glutSpecialFunc(skeydown);
nuclear@0: 	glutSpecialUpFunc(skeyup);
nuclear@0: 	glutMouseFunc(mouse);
nuclear@0: 	glutMotionFunc(motion);
nuclear@0: 	glutSpaceballMotionFunc(spacemove);
nuclear@0: 	glutSpaceballRotateFunc(spacerot);
nuclear@0: 	glutSpaceballButtonFunc(spacebut);
nuclear@0: 
nuclear@0: 	glewInit();
nuclear@0: 
nuclear@0: 	if(!game_init()) {
nuclear@0: 		return 1;
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	glutMainLoop();
nuclear@0: }
nuclear@0: 
nuclear@0: static void disp()
nuclear@0: {
nuclear@0: 	unsigned int msec = glutGet(GLUT_ELAPSED_TIME);
nuclear@0: 	game_iter((msec - prev_msec) / 1000.0);
nuclear@2: 	prev_msec = msec;
nuclear@0: 
nuclear@0: 
nuclear@1: 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
nuclear@0: 
nuclear@0: 	game_render();
nuclear@0: 
nuclear@0: 	glutSwapBuffers();
nuclear@1: 	assert(glGetError() == GL_NO_ERROR);
nuclear@1: }
nuclear@1: 
nuclear@1: static void idle()
nuclear@1: {
nuclear@1: 	glutPostRedisplay();
nuclear@0: }
nuclear@0: 
nuclear@0: static void reshape(int x, int y)
nuclear@0: {
nuclear@0: 	glViewport(0, 0, x, y);
nuclear@0: 
nuclear@0: 	glMatrixMode(GL_PROJECTION);
nuclear@0: 	glLoadIdentity();
nuclear@0: 	gluPerspective(50.0, (float)x / (float)y, 0.5, 500.0);
nuclear@1: 
nuclear@1: 	win_xsz = x;
nuclear@1: 	win_ysz = y;
nuclear@1: 
nuclear@1: 	centerx = x / 2;
nuclear@1: 	centery = y / 2;
nuclear@0: }
nuclear@0: 
nuclear@0: static void keydown(unsigned char key, int x, int y)
nuclear@0: {
nuclear@0: 	skeydown(key, x, y);
nuclear@0: }
nuclear@0: 
nuclear@0: static void keyup(unsigned char key, int x, int y)
nuclear@0: {
nuclear@0: 	skeyup(key, x, y);
nuclear@0: }
nuclear@0: 
nuclear@0: static void skeydown(int key, int x, int y)
nuclear@0: {
nuclear@2: 	switch(key) {
nuclear@2: 	case 27:
nuclear@0: 		exit(0);
nuclear@2: 
nuclear@2: 	case 'z':
nuclear@2: 	case 'Z':
nuclear@2: 		stereo_shift_pressed = true;
nuclear@2: 		break;
nuclear@0: 	}
nuclear@0: 
nuclear@1: 	if(key < GAME_MAX_KEYS) {
nuclear@0: 		keystate[key] = true;
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: static void skeyup(int key, int x, int y)
nuclear@0: {
nuclear@2: 	switch(key) {
nuclear@2: 	case 'z':
nuclear@2: 	case 'Z':
nuclear@2: 		stereo_shift_pressed = false;
nuclear@2: 		break;
nuclear@2: 	}
nuclear@2: 
nuclear@1: 	if(key < GAME_MAX_KEYS) {
nuclear@0: 		keystate[key] = false;
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@1: 
nuclear@1: static int prev_x, prev_y;
nuclear@1: 
nuclear@0: static void mouse(int bn, int state, int x, int y)
nuclear@0: {
nuclear@1: 	int idx = bn - GLUT_LEFT_BUTTON;
nuclear@1: 
nuclear@1: 	if(idx < GAME_MAX_BUTTONS) {
nuclear@1: 		bnstate[idx] = state == GLUT_DOWN;
nuclear@1: 
nuclear@1: 		if(state == GLUT_DOWN) {
nuclear@1: 			game_input_shoot(idx);
nuclear@1: 		}
nuclear@1: 	}
nuclear@1: 	prev_x = x;
nuclear@1: 	prev_y = y;
nuclear@0: }
nuclear@0: 
nuclear@1: 
nuclear@0: static void motion(int x, int y)
nuclear@0: {
nuclear@1: 	/*
nuclear@1: 	int dx = x - centerx;
nuclear@1: 	int dy = y - centery;
nuclear@1: 
nuclear@1: 	if(!dx && !dy) {
nuclear@1: 		return;
nuclear@1: 	}
nuclear@1: 	game_input_rot(dx * 0.5, dy * 0.5);
nuclear@1: 
nuclear@1: 	glutWarpPointer(centerx, centery);
nuclear@1: 	*/
nuclear@1: 	int dx = x - prev_x;
nuclear@1: 	int dy = y - prev_y;
nuclear@1: 
nuclear@1: 	prev_x = x;
nuclear@1: 	prev_y = y;
nuclear@1: 
nuclear@2: 	if(stereo_shift_pressed) {
nuclear@2: 		if(dy != 0) {
nuclear@2: 			stereo_focus_dist += dy * 0.01;
nuclear@2: 			stereo_eye_sep = stereo_focus_dist / 30.0;
nuclear@2: 			printf("foc: %f, sep: %f\n", stereo_focus_dist, stereo_eye_sep);
nuclear@2: 		}
nuclear@2: 		return;
nuclear@2: 	}
nuclear@2: 
nuclear@1: 	if(bnstate[0]) {
nuclear@1: 		game_input_rot((float)dx / win_xsz, (float)dy / win_ysz);
nuclear@1: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: static void spacemove(int x, int y, int z)
nuclear@0: {
nuclear@2: 	game_input_move(x * 0.0025, y * 0.0025, -z * 0.0025);
nuclear@0: }
nuclear@0: 
nuclear@0: static void spacerot(int x, int y, int z)
nuclear@0: {
nuclear@2: 	game_input_rot(-y * 0.0001, -x * 0.0001);
nuclear@0: }
nuclear@0: 
nuclear@0: static void spacebut(int bn, int state)
nuclear@0: {
nuclear@1: 	game_input_shoot(bn);
nuclear@0: }