vrchess

annotate src/main.cc @ 12:778ed91cb7fd

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fullscreen to rift now works in extended mode with freeglut
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 23 Aug 2014 12:03:29 +0300
parents 5dc4e2b8f6f5
children
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@6 5 #include "vr/vr.h"
nuclear@2 6
nuclear@2 7 static bool init();
nuclear@2 8 static void cleanup();
nuclear@2 9
nuclear@2 10 static void display();
nuclear@2 11 static void idle();
nuclear@2 12 static void reshape(int x, int y);
nuclear@2 13 static void keyb(unsigned char key, int x, int y);
nuclear@2 14 static void keyb_up(unsigned char key, int x, int y);
nuclear@2 15 static void mouse(int bn, int st, int x, int y);
nuclear@2 16 static void motion(int x, int y);
nuclear@2 17 static void sball_motion(int x, int y, int z);
nuclear@2 18 static void sball_rotate(int x, int y, int z);
nuclear@2 19
nuclear@12 20 static bool fullscreen_pending;
nuclear@12 21
nuclear@2 22 int main(int argc, char **argv)
nuclear@2 23 {
nuclear@2 24 glutInitWindowSize(1024, 600);
nuclear@2 25 glutInit(&argc, argv);
nuclear@2 26 glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
nuclear@2 27 glutCreateWindow("VR Chess");
nuclear@2 28
nuclear@2 29 glutDisplayFunc(display);
nuclear@2 30 glutIdleFunc(idle);
nuclear@2 31 glutReshapeFunc(reshape);
nuclear@2 32 glutKeyboardFunc(keyb);
nuclear@2 33 glutKeyboardUpFunc(keyb_up);
nuclear@2 34 glutMouseFunc(mouse);
nuclear@2 35 glutMotionFunc(motion);
nuclear@2 36 glutSpaceballMotionFunc(sball_motion);
nuclear@2 37 glutSpaceballRotateFunc(sball_rotate);
nuclear@2 38
nuclear@2 39 if(!init()) {
nuclear@2 40 return 1;
nuclear@2 41 }
nuclear@2 42 atexit(cleanup);
nuclear@2 43
nuclear@2 44 glutMainLoop();
nuclear@2 45 return 0;
nuclear@2 46 }
nuclear@2 47
nuclear@2 48 static bool init()
nuclear@2 49 {
nuclear@2 50 glewInit();
nuclear@2 51
nuclear@2 52 if(!game_init()) {
nuclear@2 53 return false;
nuclear@2 54 }
nuclear@7 55
nuclear@7 56 int win_xsz = vr_get_opti(VR_OPT_DISPLAY_WIDTH);
nuclear@7 57 int win_ysz = vr_get_opti(VR_OPT_DISPLAY_HEIGHT);
nuclear@7 58 if(win_xsz && win_ysz) {
nuclear@7 59 glutReshapeWindow(win_xsz, win_ysz);
nuclear@7 60 }
nuclear@2 61 return true;
nuclear@2 62 }
nuclear@2 63
nuclear@2 64 static void cleanup()
nuclear@2 65 {
nuclear@2 66 game_cleanup();
nuclear@2 67 }
nuclear@2 68
nuclear@2 69 static void display()
nuclear@2 70 {
nuclear@2 71 unsigned int msec = glutGet(GLUT_ELAPSED_TIME);
nuclear@2 72
nuclear@2 73 game_update(msec);
nuclear@7 74 game_render();
nuclear@2 75 }
nuclear@2 76
nuclear@2 77 static void idle()
nuclear@2 78 {
nuclear@12 79 if(fullscreen_pending) {
nuclear@12 80 glutFullScreen();
nuclear@12 81 }
nuclear@12 82
nuclear@2 83 glutPostRedisplay();
nuclear@2 84 }
nuclear@2 85
nuclear@2 86 static void reshape(int x, int y)
nuclear@2 87 {
nuclear@2 88 game_reshape(x, y);
nuclear@2 89 }
nuclear@2 90
nuclear@2 91 static void keyb(unsigned char key, int x, int y)
nuclear@2 92 {
nuclear@11 93 static bool fullscr;
nuclear@12 94 static int prev_xpos, prev_ypos;
nuclear@11 95 static int prev_xsz, prev_ysz;
nuclear@11 96
nuclear@11 97 switch(key) {
nuclear@11 98 case 'f':
nuclear@11 99 fullscr = !fullscr;
nuclear@11 100 if(fullscr) {
nuclear@11 101 int xoffs, yoffs;
nuclear@11 102
nuclear@12 103 prev_xpos = glutGet(GLUT_WINDOW_X);
nuclear@12 104 prev_ypos = glutGet(GLUT_WINDOW_Y);
nuclear@11 105 prev_xsz = glutGet(GLUT_WINDOW_WIDTH);
nuclear@11 106 prev_ysz = glutGet(GLUT_WINDOW_HEIGHT);
nuclear@11 107
nuclear@11 108 xoffs = vr_get_opti(VR_OPT_WIN_XOFFS);
nuclear@11 109 yoffs = vr_get_opti(VR_OPT_WIN_YOFFS);
nuclear@11 110 if(xoffs || yoffs) {
nuclear@11 111 printf("repositioning: %d,%d\n", xoffs, yoffs);
nuclear@12 112 glutPositionWindow(xoffs, yoffs);
nuclear@12 113 fullscreen_pending = true;
nuclear@11 114 }
nuclear@11 115 } else {
nuclear@12 116 fullscreen_pending = false;
nuclear@12 117 glutPositionWindow(prev_xpos, prev_ypos);
nuclear@11 118 glutReshapeWindow(prev_xsz, prev_ysz);
nuclear@11 119 }
nuclear@11 120 break;
nuclear@11 121 }
nuclear@2 122 game_keyboard(key, true, x, y);
nuclear@2 123 }
nuclear@2 124
nuclear@2 125 static void keyb_up(unsigned char key, int x, int y)
nuclear@2 126 {
nuclear@2 127 game_keyboard(key, false, x, y);
nuclear@2 128 }
nuclear@2 129
nuclear@2 130 static void mouse(int bn, int st, int x, int y)
nuclear@2 131 {
nuclear@3 132 switch(bn) {
nuclear@3 133 case GLUT_RIGHT_BUTTON + 1:
nuclear@3 134 if(st == GLUT_DOWN) {
nuclear@3 135 game_mwheel(1);
nuclear@3 136 }
nuclear@3 137 break;
nuclear@3 138
nuclear@3 139 case GLUT_RIGHT_BUTTON + 2:
nuclear@3 140 if(st == GLUT_DOWN) {
nuclear@3 141 game_mwheel(-1);
nuclear@3 142 }
nuclear@3 143 break;
nuclear@3 144
nuclear@3 145 default:
nuclear@3 146 game_mouse(bn - GLUT_LEFT_BUTTON, st == GLUT_DOWN, x, y);
nuclear@3 147 }
nuclear@2 148 }
nuclear@2 149
nuclear@2 150 static void motion(int x, int y)
nuclear@2 151 {
nuclear@2 152 game_motion(x, y);
nuclear@2 153 }
nuclear@2 154
nuclear@2 155 #define SBALL_MOVE_SCALE 0.00025
nuclear@2 156 #define SBALL_ROT_SCALE 0.01
nuclear@2 157
nuclear@2 158 static void sball_motion(int x, int y, int z)
nuclear@2 159 {
nuclear@2 160 game_6dof_move(x * SBALL_MOVE_SCALE, y * SBALL_MOVE_SCALE, z * SBALL_MOVE_SCALE);
nuclear@2 161 }
nuclear@2 162
nuclear@2 163 static void sball_rotate(int x, int y, int z)
nuclear@2 164 {
nuclear@2 165 game_6dof_rotate(x * SBALL_ROT_SCALE, y * SBALL_ROT_SCALE, z * SBALL_ROT_SCALE);
nuclear@2 166 }