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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | /* |
| 2 | Copyright (C) 1996-1997 Id Software, Inc. |
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| 3 | |||
| 4 | This program is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU General Public License |
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| 6 | as published by the Free Software Foundation; either version 2 |
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| 7 | of the License, or (at your option) any later version. |
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| 8 | |||
| 9 | This program is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| 12 | |||
| 13 | See the GNU General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with this program; if not, write to the Free Software |
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| 17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | |||
| 19 | */ |
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| 20 | #include |
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| 21 | #include |
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| 22 | #include |
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| 23 | #include |
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| 24 | #include |
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| 25 | #include |
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| 26 | #include |
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| 27 | |||
| 28 | #include |
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| 29 | |||
| 30 | #include "quakedef.h" |
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| 31 | |||
| 32 | #include |
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| 33 | |||
| 34 | #include |
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| 35 | #include |
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| 36 | |||
| 37 | #include |
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| 38 | #include |
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| 39 | |||
| 40 | #define WARP_WIDTH 320 |
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| 41 | #define WARP_HEIGHT 200 |
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| 42 | |||
| 43 | static Display *dpy = NULL; |
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| 44 | static int scrnum; |
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| 45 | static Window win; |
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| 46 | static GLXContext ctx = NULL; |
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| 47 | |||
| 48 | #define KEY_MASK (KeyPressMask | KeyReleaseMask) |
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| 49 | #define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \ |
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| 50 | PointerMotionMask | ButtonMotionMask ) |
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| 51 | #define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | StructureNotifyMask ) |
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| 52 | |||
| 53 | |||
| 54 | unsigned short d_8to16table[256]; |
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| 55 | unsigned d_8to24table[256]; |
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| 56 | unsigned char d_15to8table[65536]; |
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| 57 | |||
| 58 | cvar_t vid_mode = {"vid_mode","0",false}; |
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| 59 | |||
| 60 | static qboolean mouse_avail; |
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| 61 | static qboolean mouse_active; |
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| 62 | static int mx, my; |
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| 63 | static int old_mouse_x, old_mouse_y; |
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| 64 | |||
| 65 | static cvar_t in_mouse = {"in_mouse", "1", false}; |
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| 66 | static cvar_t in_dgamouse = {"in_dgamouse", "1", false}; |
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| 67 | static cvar_t m_filter = {"m_filter", "0"}; |
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| 68 | |||
| 69 | qboolean dgamouse = false; |
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| 70 | qboolean vidmode_ext = false; |
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| 71 | |||
| 72 | static int win_x, win_y; |
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| 73 | |||
| 74 | static int scr_width, scr_height; |
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| 75 | |||
| 76 | static XF86VidModeModeInfo **vidmodes; |
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| 77 | static int default_dotclock_vidmode; |
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| 78 | static int num_vidmodes; |
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| 79 | static qboolean vidmode_active = false; |
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| 80 | |||
| 81 | /*-----------------------------------------------------------------------*/ |
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| 82 | |||
| 83 | //int texture_mode = GL_NEAREST; |
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| 84 | //int texture_mode = GL_NEAREST_MIPMAP_NEAREST; |
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| 85 | //int texture_mode = GL_NEAREST_MIPMAP_LINEAR; |
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| 86 | int texture_mode = GL_LINEAR; |
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| 87 | //int texture_mode = GL_LINEAR_MIPMAP_NEAREST; |
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| 88 | //int texture_mode = GL_LINEAR_MIPMAP_LINEAR; |
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| 89 | |||
| 90 | int texture_extension_number = 1; |
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| 91 | |||
| 92 | float gldepthmin, gldepthmax; |
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| 93 | |||
| 94 | cvar_t gl_ztrick = {"gl_ztrick","1"}; |
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| 95 | |||
| 96 | const char *gl_vendor; |
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| 97 | const char *gl_renderer; |
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| 98 | const char *gl_version; |
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| 99 | const char *gl_extensions; |
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| 100 | |||
| 101 | void (*qglColorTableEXT) (int, int, int, int, int, const void*); |
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| 102 | void (*qgl3DfxSetPaletteEXT) (GLuint *); |
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| 103 | |||
| 104 | static float vid_gamma = 1.0; |
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| 105 | |||
| 106 | qboolean is8bit = false; |
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| 107 | qboolean isPermedia = false; |
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| 108 | qboolean gl_mtexable = false; |
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| 109 | |||
| 110 | /*-----------------------------------------------------------------------*/ |
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| 111 | void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) |
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| 112 | { |
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| 113 | } |
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| 114 | |||
| 115 | void D_EndDirectRect (int x, int y, int width, int height) |
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| 116 | { |
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| 117 | } |
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| 118 | |||
| 119 | static int XLateKey(XKeyEvent *ev) |
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| 120 | { |
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| 121 | |||
| 122 | int key; |
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| 123 | char buf[64]; |
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| 124 | KeySym keysym; |
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| 125 | |||
| 126 | key = 0; |
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| 127 | |||
| 128 | XLookupString(ev, buf, sizeof buf, &keysym, 0); |
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| 129 | |||
| 130 | switch(keysym) |
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| 131 | { |
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| 132 | case XK_KP_Page_Up: |
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| 133 | case XK_Page_Up: key = K_PGUP; break; |
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| 134 | |||
| 135 | case XK_KP_Page_Down: |
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| 136 | case XK_Page_Down: key = K_PGDN; break; |
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| 137 | |||
| 138 | case XK_KP_Home: |
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| 139 | case XK_Home: key = K_HOME; break; |
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| 140 | |||
| 141 | case XK_KP_End: |
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| 142 | case XK_End: key = K_END; break; |
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| 143 | |||
| 144 | case XK_KP_Left: |
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| 145 | case XK_Left: key = K_LEFTARROW; break; |
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| 146 | |||
| 147 | case XK_KP_Right: |
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| 148 | case XK_Right: key = K_RIGHTARROW; break; |
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| 149 | |||
| 150 | case XK_KP_Down: |
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| 151 | case XK_Down: key = K_DOWNARROW; break; |
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| 152 | |||
| 153 | case XK_KP_Up: |
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| 154 | case XK_Up: key = K_UPARROW; break; |
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| 155 | |||
| 156 | case XK_Escape: key = K_ESCAPE; break; |
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| 157 | |||
| 158 | case XK_KP_Enter: |
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| 159 | case XK_Return: key = K_ENTER; break; |
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| 160 | |||
| 161 | case XK_Tab: key = K_TAB; break; |
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| 162 | |||
| 163 | case XK_F1: key = K_F1; break; |
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| 164 | |||
| 165 | case XK_F2: key = K_F2; break; |
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| 166 | |||
| 167 | case XK_F3: key = K_F3; break; |
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| 168 | |||
| 169 | case XK_F4: key = K_F4; break; |
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| 170 | |||
| 171 | case XK_F5: key = K_F5; break; |
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| 172 | |||
| 173 | case XK_F6: key = K_F6; break; |
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| 174 | |||
| 175 | case XK_F7: key = K_F7; break; |
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| 176 | |||
| 177 | case XK_F8: key = K_F8; break; |
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| 178 | |||
| 179 | case XK_F9: key = K_F9; break; |
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| 180 | |||
| 181 | case XK_F10: key = K_F10; break; |
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| 182 | |||
| 183 | case XK_F11: key = K_F11; break; |
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| 184 | |||
| 185 | case XK_F12: key = K_F12; break; |
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| 186 | |||
| 187 | case XK_BackSpace: key = K_BACKSPACE; break; |
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| 188 | |||
| 189 | case XK_KP_Delete: |
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| 190 | case XK_Delete: key = K_DEL; break; |
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| 191 | |||
| 192 | case XK_Pause: key = K_PAUSE; break; |
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| 193 | |||
| 194 | case XK_Shift_L: |
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| 195 | case XK_Shift_R: key = K_SHIFT; break; |
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| 196 | |||
| 197 | case XK_Execute: |
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| 198 | case XK_Control_L: |
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| 199 | case XK_Control_R: key = K_CTRL; break; |
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| 200 | |||
| 201 | case XK_Alt_L: |
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| 202 | case XK_Meta_L: |
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| 203 | case XK_Alt_R: |
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| 204 | case XK_Meta_R: key = K_ALT; break; |
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| 205 | |||
| 206 | case XK_KP_Begin: key = '5'; break; |
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| 207 | |||
| 208 | case XK_KP_Insert: |
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| 209 | case XK_Insert:key = K_INS; break; |
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| 210 | |||
| 211 | case XK_KP_Multiply: key = '*'; break; |
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| 212 | case XK_KP_Add: key = '+'; break; |
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| 213 | case XK_KP_Subtract: key = '-'; break; |
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| 214 | case XK_KP_Divide: key = '/'; break; |
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| 215 | |||
| 216 | #if 0 |
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| 217 | case 0x021: key = '1';break;/* [!] */ |
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| 218 | case 0x040: key = '2';break;/* [@] */ |
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| 219 | case 0x023: key = '3';break;/* [#] */ |
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| 220 | case 0x024: key = '4';break;/* [$] */ |
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| 221 | case 0x025: key = '5';break;/* [%] */ |
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| 222 | case 0x05e: key = '6';break;/* [^] */ |
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| 223 | case 0x026: key = '7';break;/* [&] */ |
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| 224 | case 0x02a: key = '8';break;/* [*] */ |
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| 225 | case 0x028: key = '9';;break;/* [(] */ |
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| 226 | case 0x029: key = '0';break;/* [)] */ |
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| 227 | case 0x05f: key = '-';break;/* [_] */ |
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| 228 | case 0x02b: key = '=';break;/* [+] */ |
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| 229 | case 0x07c: key = '\'';break;/* [|] */ |
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| 230 | case 0x07d: key = '[';break;/* [}] */ |
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| 231 | case 0x07b: key = ']';break;/* [{] */ |
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| 232 | case 0x022: key = '\'';break;/* ["] */ |
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| 233 | case 0x03a: key = ';';break;/* [:] */ |
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| 234 | case 0x03f: key = '/';break;/* [?] */ |
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| 235 | case 0x03e: key = '.';break;/* [>] */ |
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| 236 | case 0x03c: key = ',';break;/* [<] */ |
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| 237 | #endif |
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| 238 | |||
| 239 | default: |
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| 240 | key = *(unsigned char*)buf; |
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| 241 | if (key >= 'A' && key <= 'Z') |
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| 242 | key = key - 'A' + 'a'; |
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| 243 | break; |
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| 244 | } |
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| 245 | |||
| 246 | return key; |
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| 247 | } |
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| 248 | |||
| 249 | static Cursor CreateNullCursor(Display *display, Window root) |
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| 250 | { |
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| 251 | Pixmap cursormask; |
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| 252 | XGCValues xgc; |
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| 253 | GC gc; |
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| 254 | XColor dummycolour; |
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| 255 | Cursor cursor; |
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| 256 | |||
| 257 | cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/); |
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| 258 | xgc.function = GXclear; |
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| 259 | gc = XCreateGC(display, cursormask, GCFunction, &xgc); |
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| 260 | XFillRectangle(display, cursormask, gc, 0, 0, 1, 1); |
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| 261 | dummycolour.pixel = 0; |
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| 262 | dummycolour.red = 0; |
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| 263 | dummycolour.flags = 04; |
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| 264 | cursor = XCreatePixmapCursor(display, cursormask, cursormask, |
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| 265 | &dummycolour,&dummycolour, 0,0); |
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| 266 | XFreePixmap(display,cursormask); |
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| 267 | XFreeGC(display,gc); |
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| 268 | return cursor; |
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| 269 | } |
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| 270 | |||
| 271 | static void install_grabs(void) |
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| 272 | { |
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| 273 | |||
| 274 | // inviso cursor |
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| 275 | XDefineCursor(dpy, win, CreateNullCursor(dpy, win)); |
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| 276 | |||
| 277 | XGrabPointer(dpy, win, |
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| 278 | True, |
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| 279 | 0, |
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| 280 | GrabModeAsync, GrabModeAsync, |
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| 281 | win, |
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| 282 | None, |
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| 283 | CurrentTime); |
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| 284 | |||
| 285 | if (in_dgamouse.value) { |
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| 286 | int MajorVersion, MinorVersion; |
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| 287 | |||
| 288 | if (!XF86DGAQueryVersion(dpy, &MajorVersion, &MinorVersion)) { |
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| 289 | // unable to query, probalby not supported |
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| 290 | Con_Printf( "Failed to detect XF86DGA Mouse\n" ); |
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| 291 | in_dgamouse.value = 0; |
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| 292 | } else { |
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| 293 | dgamouse = true; |
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| 294 | XF86DGADirectVideo(dpy, DefaultScreen(dpy), XF86DGADirectMouse); |
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| 295 | XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0); |
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| 296 | } |
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| 297 | } else { |
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| 298 | XWarpPointer(dpy, None, win, |
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| 299 | 0, 0, 0, 0, |
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| 300 | vid.width / 2, vid.height / 2); |
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| 301 | } |
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| 302 | |||
| 303 | XGrabKeyboard(dpy, win, |
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| 304 | False, |
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| 305 | GrabModeAsync, GrabModeAsync, |
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| 306 | CurrentTime); |
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| 307 | |||
| 308 | mouse_active = true; |
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| 309 | |||
| 310 | // XSync(dpy, True); |
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| 311 | } |
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| 312 | |||
| 313 | static void uninstall_grabs(void) |
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| 314 | { |
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| 315 | if (!dpy || !win) |
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| 316 | return; |
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| 317 | |||
| 318 | if (dgamouse) { |
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| 319 | dgamouse = false; |
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| 320 | XF86DGADirectVideo(dpy, DefaultScreen(dpy), 0); |
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| 321 | } |
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| 322 | |||
| 323 | XUngrabPointer(dpy, CurrentTime); |
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| 324 | XUngrabKeyboard(dpy, CurrentTime); |
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| 325 | |||
| 326 | // inviso cursor |
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| 327 | XUndefineCursor(dpy, win); |
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| 328 | |||
| 329 | mouse_active = false; |
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| 330 | } |
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| 331 | |||
| 332 | static void HandleEvents(void) |
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| 333 | { |
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| 334 | XEvent event; |
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| 335 | KeySym ks; |
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| 336 | int b; |
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| 337 | qboolean dowarp = false; |
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| 338 | int mwx = vid.width/2; |
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| 339 | int mwy = vid.height/2; |
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| 340 | |||
| 341 | if (!dpy) |
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| 342 | return; |
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| 343 | |||
| 344 | while (XPending(dpy)) { |
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| 345 | XNextEvent(dpy, &event); |
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| 346 | |||
| 347 | switch (event.type) { |
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| 348 | case KeyPress: |
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| 349 | case KeyRelease: |
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| 350 | Key_Event(XLateKey(&event.xkey), event.type == KeyPress); |
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| 351 | break; |
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| 352 | |||
| 353 | case MotionNotify: |
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| 354 | if (mouse_active) { |
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| 355 | if (dgamouse) { |
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| 356 | mx += (event.xmotion.x + win_x) * 2; |
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| 357 | my += (event.xmotion.y + win_y) * 2; |
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| 358 | } |
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| 359 | else |
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| 360 | { |
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| 361 | mx += ((int)event.xmotion.x - mwx) * 2; |
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| 362 | my += ((int)event.xmotion.y - mwy) * 2; |
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| 363 | mwx = event.xmotion.x; |
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| 364 | mwy = event.xmotion.y; |
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| 365 | |||
| 366 | if (mx || my) |
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| 367 | dowarp = true; |
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| 368 | } |
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| 369 | } |
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| 370 | break; |
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| 371 | |||
| 372 | break; |
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| 373 | |||
| 374 | case ButtonPress: |
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| 375 | b=-1; |
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| 376 | if (event.xbutton.button == 1) |
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| 377 | b = 0; |
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| 378 | else if (event.xbutton.button == 2) |
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| 379 | b = 2; |
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| 380 | else if (event.xbutton.button == 3) |
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| 381 | b = 1; |
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| 382 | if (b>=0) |
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| 383 | Key_Event(K_MOUSE1 + b, true); |
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| 384 | break; |
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| 385 | |||
| 386 | case ButtonRelease: |
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| 387 | b=-1; |
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| 388 | if (event.xbutton.button == 1) |
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| 389 | b = 0; |
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| 390 | else if (event.xbutton.button == 2) |
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| 391 | b = 2; |
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| 392 | else if (event.xbutton.button == 3) |
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| 393 | b = 1; |
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| 394 | if (b>=0) |
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| 395 | Key_Event(K_MOUSE1 + b, false); |
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| 396 | break; |
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| 397 | |||
| 398 | case CreateNotify : |
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| 399 | win_x = event.xcreatewindow.x; |
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| 400 | win_y = event.xcreatewindow.y; |
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| 401 | break; |
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| 402 | |||
| 403 | case ConfigureNotify : |
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| 404 | win_x = event.xconfigure.x; |
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| 405 | win_y = event.xconfigure.y; |
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| 406 | break; |
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| 407 | } |
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| 408 | } |
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| 409 | |||
| 410 | if (dowarp) { |
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| 411 | /* move the mouse to the window center again */ |
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| 412 | XWarpPointer(dpy, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2); |
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| 413 | } |
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| 414 | |||
| 415 | } |
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| 416 | |||
| 417 | static void IN_DeactivateMouse( void ) |
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| 418 | { |
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| 419 | if (!mouse_avail || !dpy || !win) |
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| 420 | return; |
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| 421 | |||
| 422 | if (mouse_active) { |
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| 423 | uninstall_grabs(); |
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| 424 | mouse_active = false; |
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| 425 | } |
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| 426 | } |
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| 427 | |||
| 428 | static void IN_ActivateMouse( void ) |
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| 429 | { |
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| 430 | if (!mouse_avail || !dpy || !win) |
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| 431 | return; |
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| 432 | |||
| 433 | if (!mouse_active) { |
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| 434 | mx = my = 0; // don't spazz |
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| 435 | install_grabs(); |
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| 436 | mouse_active = true; |
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| 437 | } |
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| 438 | } |
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| 439 | |||
| 440 | |||
| 441 | void VID_Shutdown(void) |
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| 442 | { |
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| 443 | if (!ctx || !dpy) |
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| 444 | return; |
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| 445 | IN_DeactivateMouse(); |
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| 446 | if (dpy) { |
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| 447 | if (ctx) |
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| 448 | glXDestroyContext(dpy, ctx); |
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| 449 | if (win) |
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| 450 | XDestroyWindow(dpy, win); |
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| 451 | if (vidmode_active) |
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| 452 | XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[0]); |
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| 453 | XCloseDisplay(dpy); |
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| 454 | } |
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| 455 | vidmode_active = false; |
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| 456 | dpy = NULL; |
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| 457 | win = 0; |
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| 458 | ctx = NULL; |
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| 459 | } |
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| 460 | |||
| 461 | void signal_handler(int sig) |
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| 462 | { |
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| 463 | printf("Received signal %d, exiting...\n", sig); |
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| 464 | Sys_Quit(); |
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| 465 | exit(0); |
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| 466 | } |
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| 467 | |||
| 468 | void InitSig(void) |
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| 469 | { |
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| 470 | signal(SIGHUP, signal_handler); |
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| 471 | signal(SIGINT, signal_handler); |
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| 472 | signal(SIGQUIT, signal_handler); |
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| 473 | signal(SIGILL, signal_handler); |
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| 474 | signal(SIGTRAP, signal_handler); |
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| 475 | signal(SIGIOT, signal_handler); |
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| 476 | signal(SIGBUS, signal_handler); |
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| 477 | signal(SIGFPE, signal_handler); |
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| 478 | signal(SIGSEGV, signal_handler); |
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| 479 | signal(SIGTERM, signal_handler); |
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| 480 | } |
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| 481 | |||
| 482 | void VID_ShiftPalette(unsigned char *p) |
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| 483 | { |
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| 484 | // VID_SetPalette(p); |
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| 485 | } |
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| 486 | |||
| 487 | void VID_SetPalette (unsigned char *palette) |
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| 488 | { |
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| 489 | byte *pal; |
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| 490 | unsigned r,g,b; |
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| 491 | unsigned v; |
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| 492 | int r1,g1,b1; |
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| 493 | int j,k,l,m; |
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| 494 | unsigned short i; |
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| 495 | unsigned *table; |
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| 496 | FILE *f; |
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| 497 | char s[255]; |
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| 498 | int dist, bestdist; |
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| 499 | |||
| 500 | // |
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| 501 | // 8 8 8 encoding |
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| 502 | // |
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| 503 | pal = palette; |
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| 504 | table = d_8to24table; |
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| 505 | for (i=0 ; i<256 ; i++) |
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| 506 | { |
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| 507 | r = pal[0]; |
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| 508 | g = pal[1]; |
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| 509 | b = pal[2]; |
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| 510 | pal += 3; |
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| 511 | |||
| 512 | v = (255<<24) + (r<<0) + (g<<8) + (b<<16); |
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| 513 | *table++ = v; |
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| 514 | } |
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| 515 | d_8to24table[255] &= 0xffffff; // 255 is transparent |
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| 516 | |||
| 517 | for (i=0; i < (1<<15); i++) { |
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| 518 | /* Maps |
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| 519 | 000000000000000 |
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| 520 | 000000000011111 = Red = 0x1F |
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| 521 | 000001111100000 = Blue = 0x03E0 |
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| 522 | 111110000000000 = Grn = 0x7C00 |
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| 523 | */ |
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| 524 | r = ((i & 0x1F) << 3)+4; |
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| 525 | g = ((i & 0x03E0) >> 2)+4; |
||
| 526 | b = ((i & 0x7C00) >> 7)+4; |
||
| 527 | pal = (unsigned char *)d_8to24table; |
||
| 528 | for (v=0,k=0,bestdist=10000*10000; v<256; v++,pal+=4) { |
||
| 529 | r1 = (int)r - (int)pal[0]; |
||
| 530 | g1 = (int)g - (int)pal[1]; |
||
| 531 | b1 = (int)b - (int)pal[2]; |
||
| 532 | dist = (r1*r1)+(g1*g1)+(b1*b1); |
||
| 533 | if (dist < bestdist) { |
||
| 534 | k=v; |
||
| 535 | bestdist = dist; |
||
| 536 | } |
||
| 537 | } |
||
| 538 | d_15to8table[i]=k; |
||
| 539 | } |
||
| 540 | } |
||
| 541 | |||
| 542 | void CheckMultiTextureExtensions(void) |
||
| 543 | { |
||
| 544 | void *prjobj; |
||
| 545 | |||
| 546 | if (strstr(gl_extensions, "GL_SGIS_multitexture ") && !COM_CheckParm("-nomtex")) { |
||
| 547 | Con_Printf("Found GL_SGIS_multitexture...\n"); |
||
| 548 | |||
| 549 | if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) { |
||
| 550 | Con_Printf("Unable to open symbol list for main program.\n"); |
||
| 551 | return; |
||
| 552 | } |
||
| 553 | |||
| 554 | qglMTexCoord2fSGIS = (void *) dlsym(prjobj, "glMTexCoord2fSGIS"); |
||
| 555 | qglSelectTextureSGIS = (void *) dlsym(prjobj, "glSelectTextureSGIS"); |
||
| 556 | |||
| 557 | if (qglMTexCoord2fSGIS && qglSelectTextureSGIS) { |
||
| 558 | Con_Printf("Multitexture extensions found.\n"); |
||
| 559 | gl_mtexable = true; |
||
| 560 | } else |
||
| 561 | Con_Printf("Symbol not found, disabled.\n"); |
||
| 562 | |||
| 563 | dlclose(prjobj); |
||
| 564 | } |
||
| 565 | } |
||
| 566 | |||
| 567 | /* |
||
| 568 | =============== |
||
| 569 | GL_Init |
||
| 570 | =============== |
||
| 571 | */ |
||
| 572 | void GL_Init (void) |
||
| 573 | { |
||
| 574 | gl_vendor = glGetString (GL_VENDOR); |
||
| 575 | Con_Printf ("GL_VENDOR: %s\n", gl_vendor); |
||
| 576 | gl_renderer = glGetString (GL_RENDERER); |
||
| 577 | Con_Printf ("GL_RENDERER: %s\n", gl_renderer); |
||
| 578 | |||
| 579 | gl_version = glGetString (GL_VERSION); |
||
| 580 | Con_Printf ("GL_VERSION: %s\n", gl_version); |
||
| 581 | gl_extensions = glGetString (GL_EXTENSIONS); |
||
| 582 | Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions); |
||
| 583 | |||
| 584 | // Con_Printf ("%s %s\n", gl_renderer, gl_version); |
||
| 585 | |||
| 586 | CheckMultiTextureExtensions (); |
||
| 587 | |||
| 588 | glClearColor (1,0,0,0); |
||
| 589 | glCullFace(GL_FRONT); |
||
| 590 | glEnable(GL_TEXTURE_2D); |
||
| 591 | |||
| 592 | glEnable(GL_ALPHA_TEST); |
||
| 593 | glAlphaFunc(GL_GREATER, 0.666); |
||
| 594 | |||
| 595 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
||
| 596 | glShadeModel (GL_FLAT); |
||
| 597 | |||
| 598 | glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
||
| 599 | glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
||
| 600 | glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); |
||
| 601 | glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); |
||
| 602 | |||
| 603 | glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
||
| 604 | |||
| 605 | // glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); |
||
| 606 | glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
||
| 607 | } |
||
| 608 | |||
| 609 | /* |
||
| 610 | ================= |
||
| 611 | GL_BeginRendering |
||
| 612 | |||
| 613 | ================= |
||
| 614 | */ |
||
| 615 | void GL_BeginRendering (int *x, int *y, int *width, int *height) |
||
| 616 | { |
||
| 617 | extern cvar_t gl_clear; |
||
| 618 | |||
| 619 | *x = *y = 0; |
||
| 620 | *width = scr_width; |
||
| 621 | *height = scr_height; |
||
| 622 | |||
| 623 | // if (!wglMakeCurrent( maindc, baseRC )) |
||
| 624 | // Sys_Error ("wglMakeCurrent failed"); |
||
| 625 | |||
| 626 | // glViewport (*x, *y, *width, *height); |
||
| 627 | } |
||
| 628 | |||
| 629 | |||
| 630 | void GL_EndRendering (void) |
||
| 631 | { |
||
| 632 | glFlush(); |
||
| 633 | glXSwapBuffers(dpy, win); |
||
| 634 | } |
||
| 635 | |||
| 636 | qboolean VID_Is8bit(void) |
||
| 637 | { |
||
| 638 | return is8bit; |
||
| 639 | } |
||
| 640 | |||
| 641 | void VID_Init8bitPalette(void) |
||
| 642 | { |
||
| 643 | // Check for 8bit Extensions and initialize them. |
||
| 644 | int i; |
||
| 645 | void *prjobj; |
||
| 646 | |||
| 647 | if ((prjobj = dlopen(NULL, RTLD_LAZY)) == NULL) { |
||
| 648 | Con_Printf("Unable to open symbol list for main program.\n"); |
||
| 649 | return; |
||
| 650 | } |
||
| 651 | |||
| 652 | if (strstr(gl_extensions, "3DFX_set_global_palette") && |
||
| 653 | (qgl3DfxSetPaletteEXT = dlsym(prjobj, "gl3DfxSetPaletteEXT")) != NULL) { |
||
| 654 | GLubyte table[256][4]; |
||
| 655 | char *oldpal; |
||
| 656 | |||
| 657 | Con_SafePrintf("8-bit GL extensions enabled.\n"); |
||
| 658 | glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); |
||
| 659 | oldpal = (char *) d_8to24table; //d_8to24table3dfx; |
||
| 660 | for (i=0;i<256;i++) { |
||
| 661 | table[i][2] = *oldpal++; |
||
| 662 | table[i][1] = *oldpal++; |
||
| 663 | table[i][0] = *oldpal++; |
||
| 664 | table[i][3] = 255; |
||
| 665 | oldpal++; |
||
| 666 | } |
||
| 667 | qgl3DfxSetPaletteEXT((GLuint *)table); |
||
| 668 | is8bit = true; |
||
| 669 | |||
| 670 | } else if (strstr(gl_extensions, "GL_EXT_shared_texture_palette") && |
||
| 671 | (qglColorTableEXT = dlsym(prjobj, "glColorTableEXT")) != NULL) { |
||
| 672 | char thePalette[256*3]; |
||
| 673 | char *oldPalette, *newPalette; |
||
| 674 | |||
| 675 | Con_SafePrintf("8-bit GL extensions enabled.\n"); |
||
| 676 | glEnable( GL_SHARED_TEXTURE_PALETTE_EXT ); |
||
| 677 | oldPalette = (char *) d_8to24table; //d_8to24table3dfx; |
||
| 678 | newPalette = thePalette; |
||
| 679 | for (i=0;i<256;i++) { |
||
| 680 | *newPalette++ = *oldPalette++; |
||
| 681 | *newPalette++ = *oldPalette++; |
||
| 682 | *newPalette++ = *oldPalette++; |
||
| 683 | oldPalette++; |
||
| 684 | } |
||
| 685 | qglColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE, (void *) thePalette); |
||
| 686 | is8bit = true; |
||
| 687 | } |
||
| 688 | |||
| 689 | dlclose(prjobj); |
||
| 690 | } |
||
| 691 | |||
| 692 | static void Check_Gamma (unsigned char *pal) |
||
| 693 | { |
||
| 694 | float f, inf; |
||
| 695 | unsigned char palette[768]; |
||
| 696 | int i; |
||
| 697 | |||
| 698 | if ((i = COM_CheckParm("-gamma")) == 0) { |
||
| 699 | if ((gl_renderer && strstr(gl_renderer, "Voodoo")) || |
||
| 700 | (gl_vendor && strstr(gl_vendor, "3Dfx"))) |
||
| 701 | vid_gamma = 1; |
||
| 702 | else |
||
| 703 | vid_gamma = 0.7; // default to 0.7 on non-3dfx hardware |
||
| 704 | } else |
||
| 705 | vid_gamma = Q_atof(com_argv[i+1]); |
||
| 706 | |||
| 707 | for (i=0 ; i<768 ; i++) |
||
| 708 | { |
||
| 709 | f = pow ( (pal[i]+1)/256.0 , vid_gamma ); |
||
| 710 | inf = f*255 + 0.5; |
||
| 711 | if (inf < 0) |
||
| 712 | inf = 0; |
||
| 713 | if (inf > 255) |
||
| 714 | inf = 255; |
||
| 715 | palette[i] = inf; |
||
| 716 | } |
||
| 717 | |||
| 718 | memcpy (pal, palette, sizeof(palette)); |
||
| 719 | } |
||
| 720 | |||
| 721 | void VID_Init(unsigned char *palette) |
||
| 722 | { |
||
| 723 | int i; |
||
| 724 | int attrib[] = { |
||
| 725 | GLX_RGBA, |
||
| 726 | GLX_RED_SIZE, 1, |
||
| 727 | GLX_GREEN_SIZE, 1, |
||
| 728 | GLX_BLUE_SIZE, 1, |
||
| 729 | GLX_DOUBLEBUFFER, |
||
| 730 | GLX_DEPTH_SIZE, 1, |
||
| 731 | None |
||
| 732 | }; |
||
| 733 | char gldir[MAX_OSPATH]; |
||
| 734 | int width = 640, height = 480; |
||
| 735 | XSetWindowAttributes attr; |
||
| 736 | unsigned long mask; |
||
| 737 | Window root; |
||
| 738 | XVisualInfo *visinfo; |
||
| 739 | qboolean fullscreen = true; |
||
| 740 | int MajorVersion, MinorVersion; |
||
| 741 | int actualWidth, actualHeight; |
||
| 742 | |||
| 743 | Cvar_RegisterVariable (&vid_mode); |
||
| 744 | Cvar_RegisterVariable (&in_mouse); |
||
| 745 | Cvar_RegisterVariable (&in_dgamouse); |
||
| 746 | Cvar_RegisterVariable (&m_filter); |
||
| 747 | Cvar_RegisterVariable (&gl_ztrick); |
||
| 748 | |||
| 749 | vid.maxwarpwidth = WARP_WIDTH; |
||
| 750 | vid.maxwarpheight = WARP_HEIGHT; |
||
| 751 | vid.colormap = host_colormap; |
||
| 752 | vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); |
||
| 753 | |||
| 754 | // interpret command-line params |
||
| 755 | |||
| 756 | // set vid parameters |
||
| 757 | if ((i = COM_CheckParm("-window")) != 0) |
||
| 758 | fullscreen = false; |
||
| 759 | |||
| 760 | if ((i = COM_CheckParm("-width")) != 0) |
||
| 761 | width = atoi(com_argv[i+1]); |
||
| 762 | |||
| 763 | if ((i = COM_CheckParm("-height")) != 0) |
||
| 764 | height = atoi(com_argv[i+1]); |
||
| 765 | |||
| 766 | if ((i = COM_CheckParm("-conwidth")) != 0) |
||
| 767 | vid.conwidth = Q_atoi(com_argv[i+1]); |
||
| 768 | else |
||
| 769 | vid.conwidth = 640; |
||
| 770 | |||
| 771 | vid.conwidth &= 0xfff8; // make it a multiple of eight |
||
| 772 | |||
| 773 | if (vid.conwidth < 320) |
||
| 774 | vid.conwidth = 320; |
||
| 775 | |||
| 776 | // pick a conheight that matches with correct aspect |
||
| 777 | vid.conheight = vid.conwidth*3 / 4; |
||
| 778 | |||
| 779 | if ((i = COM_CheckParm("-conheight")) != 0) |
||
| 780 | vid.conheight = Q_atoi(com_argv[i+1]); |
||
| 781 | if (vid.conheight < 200) |
||
| 782 | vid.conheight = 200; |
||
| 783 | |||
| 784 | if (!(dpy = XOpenDisplay(NULL))) { |
||
| 785 | fprintf(stderr, "Error couldn't open the X display\n"); |
||
| 786 | exit(1); |
||
| 787 | } |
||
| 788 | |||
| 789 | scrnum = DefaultScreen(dpy); |
||
| 790 | root = RootWindow(dpy, scrnum); |
||
| 791 | |||
| 792 | // Get video mode list |
||
| 793 | MajorVersion = MinorVersion = 0; |
||
| 794 | if (!XF86VidModeQueryVersion(dpy, &MajorVersion, &MinorVersion)) { |
||
| 795 | vidmode_ext = false; |
||
| 796 | } else { |
||
| 797 | Con_Printf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion); |
||
| 798 | vidmode_ext = true; |
||
| 799 | } |
||
| 800 | |||
| 801 | visinfo = glXChooseVisual(dpy, scrnum, attrib); |
||
| 802 | if (!visinfo) { |
||
| 803 | fprintf(stderr, "qkHack: Error couldn't get an RGB, Double-buffered, Depth visual\n"); |
||
| 804 | exit(1); |
||
| 805 | } |
||
| 806 | |||
| 807 | if (vidmode_ext) { |
||
| 808 | int best_fit, best_dist, dist, x, y; |
||
| 809 | |||
| 810 | XF86VidModeGetAllModeLines(dpy, scrnum, &num_vidmodes, &vidmodes); |
||
| 811 | |||
| 812 | // Are we going fullscreen? If so, let's change video mode |
||
| 813 | if (fullscreen) { |
||
| 814 | best_dist = 9999999; |
||
| 815 | best_fit = -1; |
||
| 816 | |||
| 817 | for (i = 0; i < num_vidmodes; i++) { |
||
| 818 | if (width > vidmodes[i]->hdisplay || |
||
| 819 | height > vidmodes[i]->vdisplay) |
||
| 820 | continue; |
||
| 821 | |||
| 822 | x = width - vidmodes[i]->hdisplay; |
||
| 823 | y = height - vidmodes[i]->vdisplay; |
||
| 824 | dist = (x * x) + (y * y); |
||
| 825 | if (dist < best_dist) { |
||
| 826 | best_dist = dist; |
||
| 827 | best_fit = i; |
||
| 828 | } |
||
| 829 | } |
||
| 830 | |||
| 831 | if (best_fit != -1) { |
||
| 832 | actualWidth = vidmodes[best_fit]->hdisplay; |
||
| 833 | actualHeight = vidmodes[best_fit]->vdisplay; |
||
| 834 | |||
| 835 | // change to the mode |
||
| 836 | XF86VidModeSwitchToMode(dpy, scrnum, vidmodes[best_fit]); |
||
| 837 | vidmode_active = true; |
||
| 838 | |||
| 839 | // Move the viewport to top left |
||
| 840 | XF86VidModeSetViewPort(dpy, scrnum, 0, 0); |
||
| 841 | } else |
||
| 842 | fullscreen = 0; |
||
| 843 | } |
||
| 844 | } |
||
| 845 | |||
| 846 | /* window attributes */ |
||
| 847 | attr.background_pixel = 0; |
||
| 848 | attr.border_pixel = 0; |
||
| 849 | attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone); |
||
| 850 | attr.event_mask = X_MASK; |
||
| 851 | if (vidmode_active) { |
||
| 852 | mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | |
||
| 853 | CWEventMask | CWOverrideRedirect; |
||
| 854 | attr.override_redirect = True; |
||
| 855 | attr.backing_store = NotUseful; |
||
| 856 | attr.save_under = False; |
||
| 857 | } else |
||
| 858 | mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; |
||
| 859 | |||
| 860 | win = XCreateWindow(dpy, root, 0, 0, width, height, |
||
| 861 | 0, visinfo->depth, InputOutput, |
||
| 862 | visinfo->visual, mask, &attr); |
||
| 863 | XMapWindow(dpy, win); |
||
| 864 | |||
| 865 | if (vidmode_active) { |
||
| 866 | XMoveWindow(dpy, win, 0, 0); |
||
| 867 | XRaiseWindow(dpy, win); |
||
| 868 | XWarpPointer(dpy, None, win, 0, 0, 0, 0, 0, 0); |
||
| 869 | XFlush(dpy); |
||
| 870 | // Move the viewport to top left |
||
| 871 | XF86VidModeSetViewPort(dpy, scrnum, 0, 0); |
||
| 872 | } |
||
| 873 | |||
| 874 | XFlush(dpy); |
||
| 875 | |||
| 876 | ctx = glXCreateContext(dpy, visinfo, NULL, True); |
||
| 877 | |||
| 878 | glXMakeCurrent(dpy, win, ctx); |
||
| 879 | |||
| 880 | scr_width = width; |
||
| 881 | scr_height = height; |
||
| 882 | |||
| 883 | if (vid.conheight > height) |
||
| 884 | vid.conheight = height; |
||
| 885 | if (vid.conwidth > width) |
||
| 886 | vid.conwidth = width; |
||
| 887 | vid.width = vid.conwidth; |
||
| 888 | vid.height = vid.conheight; |
||
| 889 | |||
| 890 | vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0); |
||
| 891 | vid.numpages = 2; |
||
| 892 | |||
| 893 | InitSig(); // trap evil signals |
||
| 894 | |||
| 895 | GL_Init(); |
||
| 896 | |||
| 897 | sprintf (gldir, "%s/glquake", com_gamedir); |
||
| 898 | Sys_mkdir (gldir); |
||
| 899 | |||
| 900 | VID_SetPalette(palette); |
||
| 901 | |||
| 902 | // Check for 3DFX Extensions and initialize them. |
||
| 903 | VID_Init8bitPalette(); |
||
| 904 | |||
| 905 | Con_SafePrintf ("Video mode %dx%d initialized.\n", width, height); |
||
| 906 | |||
| 907 | vid.recalc_refdef = 1; // force a surface cache flush |
||
| 908 | } |
||
| 909 | |||
| 910 | void Sys_SendKeyEvents(void) |
||
| 911 | { |
||
| 912 | HandleEvents(); |
||
| 913 | } |
||
| 914 | |||
| 915 | void Force_CenterView_f (void) |
||
| 916 | { |
||
| 917 | cl.viewangles[PITCH] = 0; |
||
| 918 | } |
||
| 919 | |||
| 920 | void IN_Init(void) |
||
| 921 | { |
||
| 922 | } |
||
| 923 | |||
| 924 | void IN_Shutdown(void) |
||
| 925 | { |
||
| 926 | } |
||
| 927 | |||
| 928 | /* |
||
| 929 | =========== |
||
| 930 | IN_Commands |
||
| 931 | =========== |
||
| 932 | */ |
||
| 933 | void IN_Commands (void) |
||
| 934 | { |
||
| 935 | if (!dpy || !win) |
||
| 936 | return; |
||
| 937 | |||
| 938 | if (vidmode_active || key_dest == key_game) |
||
| 939 | IN_ActivateMouse(); |
||
| 940 | else |
||
| 941 | IN_DeactivateMouse (); |
||
| 942 | } |
||
| 943 | |||
| 944 | /* |
||
| 945 | =========== |
||
| 946 | IN_Move |
||
| 947 | =========== |
||
| 948 | */ |
||
| 949 | void IN_MouseMove (usercmd_t *cmd) |
||
| 950 | { |
||
| 951 | if (!mouse_avail) |
||
| 952 | return; |
||
| 953 | |||
| 954 | if (m_filter.value) |
||
| 955 | { |
||
| 956 | mx = (mx + old_mouse_x) * 0.5; |
||
| 957 | my = (my + old_mouse_y) * 0.5; |
||
| 958 | } |
||
| 959 | old_mouse_x = mx; |
||
| 960 | old_mouse_y = my; |
||
| 961 | |||
| 962 | mx *= sensitivity.value; |
||
| 963 | my *= sensitivity.value; |
||
| 964 | |||
| 965 | // add mouse X/Y movement to cmd |
||
| 966 | if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) |
||
| 967 | cmd->sidemove += m_side.value * mx; |
||
| 968 | else |
||
| 969 | cl.viewangles[YAW] -= m_yaw.value * mx; |
||
| 970 | |||
| 971 | if (in_mlook.state & 1) |
||
| 972 | V_StopPitchDrift (); |
||
| 973 | |||
| 974 | if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) |
||
| 975 | { |
||
| 976 | cl.viewangles[PITCH] += m_pitch.value * my; |
||
| 977 | if (cl.viewangles[PITCH] > 80) |
||
| 978 | cl.viewangles[PITCH] = 80; |
||
| 979 | if (cl.viewangles[PITCH] < -70) |
||
| 980 | cl.viewangles[PITCH] = -70; |
||
| 981 | } |
||
| 982 | else |
||
| 983 | { |
||
| 984 | if ((in_strafe.state & 1) && noclip_anglehack) |
||
| 985 | cmd->upmove -= m_forward.value * my; |
||
| 986 | else |
||
| 987 | cmd->forwardmove -= m_forward.value * my; |
||
| 988 | } |
||
| 989 | mx = my = 0; |
||
| 990 | } |
||
| 991 | |||
| 992 | void IN_Move (usercmd_t *cmd) |
||
| 993 | { |
||
| 994 | IN_MouseMove(cmd); |
||
| 995 | } |
||
| 996 | |||
| 997 |