conworlds

annotate src/glut/main.cc @ 19:c5054e0cd564

find changesets by author, revision, files, or words in the commit message
moved main.cc -> glut/main.cc
author John Tsiombikas <nuclear@member.fsf.org>
date Tue, 26 Aug 2014 18:40:23 +0300
parents src/main.cc@283cdfa7dda2
children 782ff06817fb
rev   line source
nuclear@2 1 #include <stdio.h>
nuclear@2 2 #include <stdlib.h>
nuclear@2 3 #include "opengl.h"
nuclear@2 4 #include "game.h"
nuclear@13 5 #include "gameopt.h"
nuclear@6 6 #include "vr/vr.h"
nuclear@2 7
nuclear@2 8 static bool init();
nuclear@2 9 static void cleanup();
nuclear@2 10
nuclear@2 11 static void display();
nuclear@2 12 static void idle();
nuclear@2 13 static void reshape(int x, int y);
nuclear@2 14 static void keyb(unsigned char key, int x, int y);
nuclear@2 15 static void keyb_up(unsigned char key, int x, int y);
nuclear@2 16 static void mouse(int bn, int st, int x, int y);
nuclear@2 17 static void motion(int x, int y);
nuclear@2 18 static void sball_motion(int x, int y, int z);
nuclear@2 19 static void sball_rotate(int x, int y, int z);
nuclear@2 20
nuclear@12 21 static bool fullscreen_pending;
nuclear@12 22
nuclear@2 23 int main(int argc, char **argv)
nuclear@2 24 {
nuclear@2 25 glutInitWindowSize(1024, 600);
nuclear@2 26 glutInit(&argc, argv);
nuclear@13 27
nuclear@13 28 if(!parse_args(argc, argv)) {
nuclear@13 29 return 1;
nuclear@13 30 }
nuclear@13 31
nuclear@13 32 glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE | (opt.stereo ? GLUT_STEREO : 0));
nuclear@13 33 glutCreateWindow("LD48 #30 - connected worlds");
nuclear@2 34
nuclear@2 35 glutDisplayFunc(display);
nuclear@2 36 glutIdleFunc(idle);
nuclear@2 37 glutReshapeFunc(reshape);
nuclear@2 38 glutKeyboardFunc(keyb);
nuclear@2 39 glutKeyboardUpFunc(keyb_up);
nuclear@2 40 glutMouseFunc(mouse);
nuclear@2 41 glutMotionFunc(motion);
nuclear@2 42 glutSpaceballMotionFunc(sball_motion);
nuclear@2 43 glutSpaceballRotateFunc(sball_rotate);
nuclear@2 44
nuclear@2 45 if(!init()) {
nuclear@2 46 return 1;
nuclear@2 47 }
nuclear@2 48 atexit(cleanup);
nuclear@2 49
nuclear@2 50 glutMainLoop();
nuclear@2 51 return 0;
nuclear@2 52 }
nuclear@2 53
nuclear@2 54 static bool init()
nuclear@2 55 {
nuclear@2 56 glewInit();
nuclear@2 57
nuclear@2 58 if(!game_init()) {
nuclear@2 59 return false;
nuclear@2 60 }
nuclear@7 61
nuclear@13 62 if(opt.vr) {
nuclear@13 63 int win_xsz = vr_get_opti(VR_OPT_DISPLAY_WIDTH);
nuclear@13 64 int win_ysz = vr_get_opti(VR_OPT_DISPLAY_HEIGHT);
nuclear@13 65 if(win_xsz && win_ysz) {
nuclear@13 66 glutReshapeWindow(win_xsz, win_ysz);
nuclear@13 67 }
nuclear@7 68 }
nuclear@2 69 return true;
nuclear@2 70 }
nuclear@2 71
nuclear@2 72 static void cleanup()
nuclear@2 73 {
nuclear@2 74 game_cleanup();
nuclear@2 75 }
nuclear@2 76
nuclear@2 77 static void display()
nuclear@2 78 {
nuclear@2 79 unsigned int msec = glutGet(GLUT_ELAPSED_TIME);
nuclear@2 80
nuclear@2 81 game_update(msec);
nuclear@7 82 game_render();
nuclear@2 83 }
nuclear@2 84
nuclear@2 85 static void idle()
nuclear@2 86 {
nuclear@12 87 if(fullscreen_pending) {
nuclear@12 88 glutFullScreen();
nuclear@12 89 }
nuclear@12 90
nuclear@2 91 glutPostRedisplay();
nuclear@2 92 }
nuclear@2 93
nuclear@2 94 static void reshape(int x, int y)
nuclear@2 95 {
nuclear@2 96 game_reshape(x, y);
nuclear@2 97 }
nuclear@2 98
nuclear@2 99 static void keyb(unsigned char key, int x, int y)
nuclear@2 100 {
nuclear@11 101 static bool fullscr;
nuclear@12 102 static int prev_xpos, prev_ypos;
nuclear@11 103 static int prev_xsz, prev_ysz;
nuclear@11 104
nuclear@11 105 switch(key) {
nuclear@11 106 case 'f':
nuclear@11 107 fullscr = !fullscr;
nuclear@11 108 if(fullscr) {
nuclear@11 109 int xoffs, yoffs;
nuclear@11 110
nuclear@12 111 prev_xpos = glutGet(GLUT_WINDOW_X);
nuclear@12 112 prev_ypos = glutGet(GLUT_WINDOW_Y);
nuclear@11 113 prev_xsz = glutGet(GLUT_WINDOW_WIDTH);
nuclear@11 114 prev_ysz = glutGet(GLUT_WINDOW_HEIGHT);
nuclear@11 115
nuclear@11 116 xoffs = vr_get_opti(VR_OPT_WIN_XOFFS);
nuclear@11 117 yoffs = vr_get_opti(VR_OPT_WIN_YOFFS);
nuclear@11 118 if(xoffs || yoffs) {
nuclear@11 119 printf("repositioning: %d,%d\n", xoffs, yoffs);
nuclear@12 120 glutPositionWindow(xoffs, yoffs);
nuclear@11 121 }
nuclear@13 122 fullscreen_pending = true;
nuclear@11 123 } else {
nuclear@12 124 fullscreen_pending = false;
nuclear@12 125 glutPositionWindow(prev_xpos, prev_ypos);
nuclear@11 126 glutReshapeWindow(prev_xsz, prev_ysz);
nuclear@11 127 }
nuclear@11 128 break;
nuclear@11 129 }
nuclear@2 130 game_keyboard(key, true, x, y);
nuclear@2 131 }
nuclear@2 132
nuclear@2 133 static void keyb_up(unsigned char key, int x, int y)
nuclear@2 134 {
nuclear@2 135 game_keyboard(key, false, x, y);
nuclear@2 136 }
nuclear@2 137
nuclear@2 138 static void mouse(int bn, int st, int x, int y)
nuclear@2 139 {
nuclear@3 140 switch(bn) {
nuclear@3 141 case GLUT_RIGHT_BUTTON + 1:
nuclear@3 142 if(st == GLUT_DOWN) {
nuclear@3 143 game_mwheel(1);
nuclear@3 144 }
nuclear@3 145 break;
nuclear@3 146
nuclear@3 147 case GLUT_RIGHT_BUTTON + 2:
nuclear@3 148 if(st == GLUT_DOWN) {
nuclear@3 149 game_mwheel(-1);
nuclear@3 150 }
nuclear@3 151 break;
nuclear@3 152
nuclear@3 153 default:
nuclear@3 154 game_mouse(bn - GLUT_LEFT_BUTTON, st == GLUT_DOWN, x, y);
nuclear@3 155 }
nuclear@2 156 }
nuclear@2 157
nuclear@2 158 static void motion(int x, int y)
nuclear@2 159 {
nuclear@2 160 game_motion(x, y);
nuclear@2 161 }
nuclear@2 162
nuclear@2 163 #define SBALL_MOVE_SCALE 0.00025
nuclear@2 164 #define SBALL_ROT_SCALE 0.01
nuclear@2 165
nuclear@2 166 static void sball_motion(int x, int y, int z)
nuclear@2 167 {
nuclear@2 168 game_6dof_move(x * SBALL_MOVE_SCALE, y * SBALL_MOVE_SCALE, z * SBALL_MOVE_SCALE);
nuclear@2 169 }
nuclear@2 170
nuclear@2 171 static void sball_rotate(int x, int y, int z)
nuclear@2 172 {
nuclear@2 173 game_6dof_rotate(x * SBALL_ROT_SCALE, y * SBALL_ROT_SCALE, z * SBALL_ROT_SCALE);
nuclear@2 174 }