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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 55 | pj | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * Version: 4.0 |
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| 4 | * Copyright (C) 1995-1998 Brian Paul |
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| 5 | * |
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| 6 | * This library is free software; you can redistribute it and/or |
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| 7 | * modify it under the terms of the GNU Library General Public |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * This library is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Library General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Library General Public |
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| 17 | * License along with this library; if not, write to the Free |
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| 18 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 19 | */ |
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| 20 | |||
| 21 | /* |
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| 22 | * DOS/DJGPP glut driver v1.0 for Mesa 4.0 |
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| 23 | * |
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| 24 | * Copyright (C) 2002 - Borca Daniel |
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| 25 | * Email : dborca@yahoo.com |
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| 26 | * Web : http://www.geocities.com/dborca |
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| 27 | */ |
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| 28 | |||
| 29 | |||
| 30 | #include "GL/glut.h" |
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| 31 | #include "internal.h" |
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| 32 | |||
| 33 | |||
| 34 | void APIENTRY glutInit (int *argcp, char **argv) |
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| 35 | { |
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| 36 | glutGet(GLUT_ELAPSED_TIME); |
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| 37 | } |
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| 38 | |||
| 39 | |||
| 40 | void APIENTRY glutInitDisplayMode (unsigned int mode) |
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| 41 | { |
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| 42 | g_display_mode = mode; |
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| 43 | |||
| 44 | pc_install_keyb(); |
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| 45 | g_mouse = pc_install_mouse(); |
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| 46 | } |
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| 47 | |||
| 48 | |||
| 49 | void APIENTRY glutInitWindowPosition (int x, int y) |
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| 50 | { |
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| 51 | g_xpos = x; |
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| 52 | g_ypos = y; |
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| 53 | } |
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| 54 | |||
| 55 | |||
| 56 | void APIENTRY glutInitWindowSize (int width, int height) |
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| 57 | { |
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| 58 | g_width = width; |
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| 59 | g_height = height; |
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| 60 | } |
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| 61 | |||
| 62 | |||
| 63 | void APIENTRY glutMainLoop (void) |
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| 64 | { |
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| 65 | GLboolean idle; |
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| 66 | static int old_mouse_x = 0; |
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| 67 | static int old_mouse_y = 0; |
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| 68 | static int old_mouse_b = 0; |
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| 69 | |||
| 70 | glutPostRedisplay(); |
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| 71 | if (reshape_func) reshape_func(g_width, g_height); |
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| 72 | if (visibility_func) visibility_func(GLUT_VISIBLE); |
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| 73 | if (g_mouse) pc_show_mouse(); |
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| 74 | |||
| 75 | while (GL_TRUE) { |
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| 76 | idle = GL_TRUE; |
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| 77 | |||
| 78 | if (g_redisplay && display_func) { |
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| 79 | idle = GL_FALSE; |
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| 80 | g_redisplay = GL_FALSE; |
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| 81 | |||
| 82 | if (g_mouse && !(g_display_mode & GLUT_DOUBLE)) pc_scare_mouse(); |
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| 83 | display_func(); |
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| 84 | if (g_mouse && !(g_display_mode & GLUT_DOUBLE)) pc_unscare_mouse(); |
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| 85 | } |
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| 86 | |||
| 87 | if (pc_keypressed()) { |
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| 88 | int key; |
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| 89 | |||
| 90 | idle = GL_FALSE; |
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| 91 | key = pc_readkey(); |
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| 92 | |||
| 93 | switch (key>>16) { |
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| 94 | case KEY_F1: if (special_func) special_func(GLUT_KEY_F1, 0, 0); break; |
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| 95 | case KEY_F2: if (special_func) special_func(GLUT_KEY_F2, 0, 0); break; |
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| 96 | case KEY_F3: if (special_func) special_func(GLUT_KEY_F3, 0, 0); break; |
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| 97 | case KEY_F4: if (special_func) special_func(GLUT_KEY_F4, 0, 0); break; |
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| 98 | case KEY_F5: if (special_func) special_func(GLUT_KEY_F5, 0, 0); break; |
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| 99 | case KEY_F6: if (special_func) special_func(GLUT_KEY_F6, 0, 0); break; |
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| 100 | case KEY_F7: if (special_func) special_func(GLUT_KEY_F7, 0, 0); break; |
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| 101 | case KEY_F8: if (special_func) special_func(GLUT_KEY_F8, 0, 0); break; |
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| 102 | case KEY_F9: if (special_func) special_func(GLUT_KEY_F9, 0, 0); break; |
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| 103 | case KEY_F10: if (special_func) special_func(GLUT_KEY_F10, 0, 0); break; |
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| 104 | case KEY_F11: if (special_func) special_func(GLUT_KEY_F11, 0, 0); break; |
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| 105 | case KEY_F12: if (special_func) special_func(GLUT_KEY_F12, 0, 0); break; |
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| 106 | case KEY_LEFT: if (special_func) special_func(GLUT_KEY_LEFT, 0, 0); break; |
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| 107 | case KEY_UP: if (special_func) special_func(GLUT_KEY_UP, 0, 0); break; |
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| 108 | case KEY_RIGHT: if (special_func) special_func(GLUT_KEY_RIGHT, 0, 0); break; |
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| 109 | case KEY_DOWN: if (special_func) special_func(GLUT_KEY_DOWN, 0, 0); break; |
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| 110 | case KEY_PGUP: if (special_func) special_func(GLUT_KEY_PAGE_UP, 0, 0); break; |
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| 111 | case KEY_PGDN: if (special_func) special_func(GLUT_KEY_PAGE_DOWN, 0, 0); break; |
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| 112 | case KEY_HOME: if (special_func) special_func(GLUT_KEY_HOME, 0, 0); break; |
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| 113 | case KEY_END: if (special_func) special_func(GLUT_KEY_END, 0, 0); break; |
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| 114 | case KEY_INSERT: if (special_func) special_func(GLUT_KEY_INSERT, 0, 0); break; |
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| 115 | default: if (keyboard_func) keyboard_func(key & 0xFF, 0, 0); |
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| 116 | } |
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| 117 | } |
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| 118 | |||
| 119 | if (g_mouse) { |
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| 120 | int mouse_x; |
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| 121 | int mouse_y; |
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| 122 | int mouse_b; |
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| 123 | |||
| 124 | mouse_b = pc_query_mouse(&mouse_x, &mouse_y); |
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| 125 | |||
| 126 | if (motion_func && ((mouse_x != old_mouse_x) || (mouse_y != old_mouse_y))) { |
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| 127 | idle = GL_FALSE; |
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| 128 | old_mouse_x = mouse_x; |
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| 129 | old_mouse_y = mouse_y; |
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| 130 | |||
| 131 | motion_func(old_mouse_x, old_mouse_y); |
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| 132 | } |
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| 133 | |||
| 134 | if (mouse_func && (mouse_b != old_mouse_b)) { |
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| 135 | int new_mouse_b = mouse_b; |
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| 136 | |||
| 137 | if ((old_mouse_b & 1) && !(new_mouse_b & 1)) |
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| 138 | mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, mouse_x, mouse_y); |
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| 139 | else if (!(old_mouse_b & 1) && (new_mouse_b & 1)) |
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| 140 | mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, mouse_x, mouse_y); |
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| 141 | |||
| 142 | if ((old_mouse_b & 2) && !(new_mouse_b & 2)) |
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| 143 | mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, mouse_x, mouse_y); |
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| 144 | else if (!(old_mouse_b & 2) && (new_mouse_b & 2)) |
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| 145 | mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, mouse_x, mouse_y); |
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| 146 | |||
| 147 | if ((old_mouse_b & 4) && !(new_mouse_b & 4)) |
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| 148 | mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, mouse_x, mouse_y); |
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| 149 | else if (!(old_mouse_b & 3) && (new_mouse_b & 4)) |
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| 150 | mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, mouse_x, mouse_y); |
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| 151 | |||
| 152 | idle = GL_FALSE; |
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| 153 | old_mouse_b = new_mouse_b; |
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| 154 | } |
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| 155 | } |
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| 156 | |||
| 157 | if (idle && idle_func) |
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| 158 | idle_func(); |
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| 159 | } |
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| 160 | } |