diff options
Diffstat (limited to 'src/glut/dos/state.c')
| -rw-r--r-- | src/glut/dos/state.c | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/src/glut/dos/state.c b/src/glut/dos/state.c deleted file mode 100644 index b0d5d8a..0000000 --- a/src/glut/dos/state.c +++ /dev/null @@ -1,238 +0,0 @@ -/* - * DOS/DJGPP Mesa Utility Toolkit - * Version: 1.0 - * - * Copyright (C) 2005 Daniel Borca All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * DANIEL BORCA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - - -#include <stdio.h> - -#include "internal.h" - - -#define FREQUENCY 100 /* set this to zero to use the default timer */ - - -static int timer_installed; -#if FREQUENCY -static volatile int ticks; - - -static void -ticks_timer (void *p) -{ - (void)p; - ticks++; -} ENDOFUNC(ticks_timer) -#else -#include <time.h> - -static struct timeval then; -#endif - - -int APIENTRY -glutGet (GLenum type) -{ - switch (type) { - case GLUT_WINDOW_X: - return _glut_current->xpos; - case GLUT_WINDOW_Y: - return _glut_current->ypos; - case GLUT_WINDOW_WIDTH: - return _glut_current->width; - case GLUT_WINDOW_HEIGHT: - return _glut_current->height; - case GLUT_WINDOW_STENCIL_SIZE: - return _glut_visual.stencil; - case GLUT_WINDOW_DEPTH_SIZE: - return _glut_visual.depth; - case GLUT_WINDOW_RGBA: - return !(_glut_default.mode & GLUT_INDEX); - case GLUT_WINDOW_COLORMAP_SIZE: - return (_glut_default.mode & GLUT_INDEX) ? (256 - RESERVED_COLORS) : 0; - case GLUT_SCREEN_WIDTH: - return _glut_visual.geometry[0]; - case GLUT_SCREEN_HEIGHT: - return _glut_visual.geometry[1]; - case GLUT_INIT_WINDOW_X: - return _glut_default.x; - case GLUT_INIT_WINDOW_Y: - return _glut_default.y; - case GLUT_INIT_WINDOW_WIDTH: - return _glut_default.width; - case GLUT_INIT_WINDOW_HEIGHT: - return _glut_default.height; - case GLUT_INIT_DISPLAY_MODE: - return _glut_default.mode; - case GLUT_ELAPSED_TIME: -#if FREQUENCY - if (!timer_installed) { - timer_installed = GL_TRUE; - LOCKDATA(ticks); - LOCKFUNC(ticks_timer); - pc_install_int(ticks_timer, NULL, FREQUENCY); - } - return ticks * 1000 / FREQUENCY; -#else - if (!timer_installed) { - timer_installed = GL_TRUE; - gettimeofday(&then, NULL); - return 0; - } else { - struct timeval now; - gettimeofday(&now, NULL); - return (now.tv_usec - then.tv_usec) / 1000 + - (now.tv_sec - then.tv_sec) * 1000; - } -#endif - default: - return -1; - } -} - - -int APIENTRY -glutDeviceGet (GLenum type) -{ - switch (type) { - case GLUT_HAS_KEYBOARD: - return GL_TRUE; - case GLUT_HAS_MOUSE: - return (_glut_mouse != 0); - case GLUT_NUM_MOUSE_BUTTONS: - return _glut_mouse; - case GLUT_HAS_SPACEBALL: - case GLUT_HAS_DIAL_AND_BUTTON_BOX: - case GLUT_HAS_TABLET: - return GL_FALSE; - case GLUT_NUM_SPACEBALL_BUTTONS: - case GLUT_NUM_BUTTON_BOX_BUTTONS: - case GLUT_NUM_DIALS: - case GLUT_NUM_TABLET_BUTTONS: - return 0; - default: - return -1; - } -} - - -int APIENTRY -glutGetModifiers (void) -{ - int mod = 0; - int shifts = pc_keyshifts(); - - if (shifts & (KB_SHIFT_FLAG | KB_CAPSLOCK_FLAG)) { - mod |= GLUT_ACTIVE_SHIFT; - } - - if (shifts & KB_ALT_FLAG) { - mod |= GLUT_ACTIVE_ALT; - } - - if (shifts & KB_CTRL_FLAG) { - mod |= GLUT_ACTIVE_CTRL; - } - - return mod; -} - - -void APIENTRY -glutReportErrors (void) -{ - /* reports all the OpenGL errors that happened till now */ -} - - -/* GAME MODE - * Hack alert: incomplete... what is GameMode, anyway? - */ -static GLint game; -static GLboolean game_possible; -static GLboolean game_active; -static GLuint game_width; -static GLuint game_height; -static GLuint game_bpp; -static GLuint game_refresh; - - -void APIENTRY -glutGameModeString (const char *string) -{ - if (sscanf(string, "%ux%u:%u@%u", &game_width, &game_height, &game_bpp, &game_refresh) == 4) { - game_possible = GL_TRUE; - } -} - - -int APIENTRY -glutGameModeGet (GLenum mode) -{ - switch (mode) { - case GLUT_GAME_MODE_ACTIVE: - return game_active; - case GLUT_GAME_MODE_POSSIBLE: - return game_possible && !_glut_current; - case GLUT_GAME_MODE_WIDTH: - return game_active ? (int)game_width : -1; - case GLUT_GAME_MODE_HEIGHT: - return game_active ? (int)game_height : -1; - case GLUT_GAME_MODE_PIXEL_DEPTH: - return game_active ? (int)game_bpp : -1; - case GLUT_GAME_MODE_REFRESH_RATE: - return game_active ? (int)game_refresh : -1; - default: - return -1; - } -} - - -int APIENTRY -glutEnterGameMode (void) -{ - if (glutGameModeGet(GLUT_GAME_MODE_POSSIBLE)) { - _glut_visual.bpp = game_bpp; - _glut_visual.refresh = game_refresh; - - glutInitWindowSize(game_width, game_height); - - if ((game = glutCreateWindow("<game>")) > 0) { - game_active = GL_TRUE; - } - - return game; - } else { - return 0; - } -} - - -void GLUTAPIENTRY -glutLeaveGameMode (void) -{ - if (glutGameModeGet(GLUT_GAME_MODE_ACTIVE)) { - game_active = GL_FALSE; - - glutDestroyWindow(game); - } -} |