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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 | // vid_x.c -- general x video driver |
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| 21 | |||
| 22 | #define _BSD |
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| 23 | |||
| 24 | |||
| 25 | #include |
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| 26 | #include |
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| 27 | #include |
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| 28 | #include |
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| 29 | #include |
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| 30 | #include |
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| 31 | #include |
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| 32 | #include |
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| 33 | #include |
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| 34 | #include |
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| 35 | #include |
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| 36 | #include |
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| 37 | #include |
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| 38 | #include |
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| 39 | #include |
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| 40 | |||
| 41 | #include "quakedef.h" |
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| 42 | #include "d_local.h" |
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| 43 | |||
| 44 | cvar_t _windowed_mouse = {"_windowed_mouse","0", true}; |
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| 45 | cvar_t m_filter = {"m_filter","0", true}; |
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| 46 | float old_windowed_mouse; |
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| 47 | |||
| 48 | qboolean mouse_avail; |
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| 49 | int mouse_buttons=3; |
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| 50 | int mouse_oldbuttonstate; |
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| 51 | int mouse_buttonstate; |
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| 52 | float mouse_x, mouse_y; |
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| 53 | float old_mouse_x, old_mouse_y; |
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| 54 | int p_mouse_x; |
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| 55 | int p_mouse_y; |
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| 56 | int ignorenext; |
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| 57 | int bits_per_pixel; |
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| 58 | |||
| 59 | typedef struct |
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| 60 | { |
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| 61 | int input; |
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| 62 | int output; |
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| 63 | } keymap_t; |
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| 64 | |||
| 65 | viddef_t vid; // global video state |
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| 66 | unsigned short d_8to16table[256]; |
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| 67 | |||
| 68 | int num_shades=32; |
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| 69 | |||
| 70 | int d_con_indirect = 0; |
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| 71 | |||
| 72 | int vid_buffersize; |
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| 73 | |||
| 74 | static qboolean doShm; |
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| 75 | static Display *x_disp; |
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| 76 | static Colormap x_cmap; |
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| 77 | static Window x_win; |
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| 78 | static GC x_gc; |
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| 79 | static Visual *x_vis; |
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| 80 | static XVisualInfo *x_visinfo; |
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| 81 | //static XImage *x_image; |
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| 82 | |||
| 83 | static int x_shmeventtype; |
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| 84 | //static XShmSegmentInfo x_shminfo; |
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| 85 | |||
| 86 | static qboolean oktodraw = false; |
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| 87 | |||
| 88 | int XShmQueryExtension(Display *); |
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| 89 | int XShmGetEventBase(Display *); |
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| 90 | |||
| 91 | int current_framebuffer; |
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| 92 | static XImage *x_framebuffer[2] = { 0, 0 }; |
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| 93 | static XShmSegmentInfo x_shminfo[2]; |
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| 94 | |||
| 95 | static int verbose=0; |
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| 96 | |||
| 97 | static byte current_palette[768]; |
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| 98 | |||
| 99 | static long X11_highhunkmark; |
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| 100 | static long X11_buffersize; |
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| 101 | |||
| 102 | int vid_surfcachesize; |
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| 103 | void *vid_surfcache; |
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| 104 | |||
| 105 | void (*vid_menudrawfn)(void); |
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| 106 | void (*vid_menukeyfn)(int key); |
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| 107 | void VID_MenuKey (int key); |
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| 108 | |||
| 109 | typedef unsigned short PIXEL16; |
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| 110 | typedef unsigned long PIXEL24; |
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| 111 | static PIXEL16 st2d_8to16table[256]; |
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| 112 | static PIXEL24 st2d_8to24table[256]; |
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| 113 | static int shiftmask_fl=0; |
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| 114 | static long r_shift,g_shift,b_shift; |
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| 115 | static unsigned long r_mask,g_mask,b_mask; |
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| 116 | |||
| 117 | void shiftmask_init() |
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| 118 | { |
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| 119 | unsigned int x; |
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| 120 | r_mask=x_vis->red_mask; |
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| 121 | g_mask=x_vis->green_mask; |
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| 122 | b_mask=x_vis->blue_mask; |
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| 123 | for(r_shift=-8,x=1;x |
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| 124 | for(g_shift=-8,x=1;x |
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| 125 | for(b_shift=-8,x=1;x |
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| 126 | shiftmask_fl=1; |
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| 127 | } |
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| 128 | |||
| 129 | PIXEL16 xlib_rgb16(int r,int g,int b) |
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| 130 | { |
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| 131 | PIXEL16 p; |
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| 132 | if(shiftmask_fl==0) shiftmask_init(); |
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| 133 | p=0; |
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| 134 | |||
| 135 | if(r_shift>0) { |
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| 136 | p=(r<<(r_shift))&r_mask; |
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| 137 | } else if(r_shift<0) { |
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| 138 | p=(r>>(-r_shift))&r_mask; |
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| 139 | } else p|=(r&r_mask); |
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| 140 | |||
| 141 | if(g_shift>0) { |
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| 142 | p|=(g<<(g_shift))&g_mask; |
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| 143 | } else if(g_shift<0) { |
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| 144 | p|=(g>>(-g_shift))&g_mask; |
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| 145 | } else p|=(g&g_mask); |
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| 146 | |||
| 147 | if(b_shift>0) { |
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| 148 | p|=(b<<(b_shift))&b_mask; |
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| 149 | } else if(b_shift<0) { |
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| 150 | p|=(b>>(-b_shift))&b_mask; |
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| 151 | } else p|=(b&b_mask); |
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| 152 | |||
| 153 | return p; |
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| 154 | } |
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| 155 | |||
| 156 | PIXEL24 xlib_rgb24(int r,int g,int b) |
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| 157 | { |
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| 158 | PIXEL24 p; |
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| 159 | if(shiftmask_fl==0) shiftmask_init(); |
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| 160 | p=0; |
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| 161 | |||
| 162 | if(r_shift>0) { |
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| 163 | p=(r<<(r_shift))&r_mask; |
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| 164 | } else if(r_shift<0) { |
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| 165 | p=(r>>(-r_shift))&r_mask; |
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| 166 | } else p|=(r&r_mask); |
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| 167 | |||
| 168 | if(g_shift>0) { |
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| 169 | p|=(g<<(g_shift))&g_mask; |
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| 170 | } else if(g_shift<0) { |
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| 171 | p|=(g>>(-g_shift))&g_mask; |
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| 172 | } else p|=(g&g_mask); |
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| 173 | |||
| 174 | if(b_shift>0) { |
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| 175 | p|=(b<<(b_shift))&b_mask; |
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| 176 | } else if(b_shift<0) { |
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| 177 | p|=(b>>(-b_shift))&b_mask; |
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| 178 | } else p|=(b&b_mask); |
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| 179 | |||
| 180 | return p; |
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| 181 | } |
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| 182 | |||
| 183 | void st2_fixup( XImage *framebuf, int x, int y, int width, int height) |
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| 184 | { |
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| 185 | int xi,yi; |
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| 186 | unsigned char *src; |
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| 187 | PIXEL16 *dest; |
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| 188 | register int count, n; |
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| 189 | |||
| 190 | if( (x<0)||(y<0) )return; |
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| 191 | |||
| 192 | for (yi = y; yi < (y+height); yi++) { |
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| 193 | src = &framebuf->data [yi * framebuf->bytes_per_line]; |
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| 194 | |||
| 195 | // Duff's Device |
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| 196 | count = width; |
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| 197 | n = (count + 7) / 8; |
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| 198 | dest = ((PIXEL16 *)src) + x+width - 1; |
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| 199 | src += x+width - 1; |
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| 200 | |||
| 201 | switch (count % 8) { |
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| 202 | case 0: do { *dest-- = st2d_8to16table[*src--]; |
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| 203 | case 7: *dest-- = st2d_8to16table[*src--]; |
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| 204 | case 6: *dest-- = st2d_8to16table[*src--]; |
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| 205 | case 5: *dest-- = st2d_8to16table[*src--]; |
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| 206 | case 4: *dest-- = st2d_8to16table[*src--]; |
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| 207 | case 3: *dest-- = st2d_8to16table[*src--]; |
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| 208 | case 2: *dest-- = st2d_8to16table[*src--]; |
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| 209 | case 1: *dest-- = st2d_8to16table[*src--]; |
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| 210 | } while (--n > 0); |
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| 211 | } |
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| 212 | |||
| 213 | // for(xi = (x+width-1); xi >= x; xi--) { |
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| 214 | // dest[xi] = st2d_8to16table[src[xi]]; |
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| 215 | // } |
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| 216 | } |
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| 217 | } |
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| 218 | |||
| 219 | void st3_fixup( XImage *framebuf, int x, int y, int width, int height) |
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| 220 | { |
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| 221 | int xi,yi; |
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| 222 | unsigned char *src; |
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| 223 | PIXEL24 *dest; |
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| 224 | register int count, n; |
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| 225 | |||
| 226 | if( (x<0)||(y<0) )return; |
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| 227 | |||
| 228 | for (yi = y; yi < (y+height); yi++) { |
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| 229 | src = &framebuf->data [yi * framebuf->bytes_per_line]; |
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| 230 | |||
| 231 | // Duff's Device |
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| 232 | count = width; |
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| 233 | n = (count + 7) / 8; |
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| 234 | dest = ((PIXEL24 *)src) + x+width - 1; |
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| 235 | src += x+width - 1; |
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| 236 | |||
| 237 | switch (count % 8) { |
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| 238 | case 0: do { *dest-- = st2d_8to24table[*src--]; |
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| 239 | case 7: *dest-- = st2d_8to24table[*src--]; |
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| 240 | case 6: *dest-- = st2d_8to24table[*src--]; |
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| 241 | case 5: *dest-- = st2d_8to24table[*src--]; |
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| 242 | case 4: *dest-- = st2d_8to24table[*src--]; |
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| 243 | case 3: *dest-- = st2d_8to24table[*src--]; |
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| 244 | case 2: *dest-- = st2d_8to24table[*src--]; |
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| 245 | case 1: *dest-- = st2d_8to24table[*src--]; |
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| 246 | } while (--n > 0); |
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| 247 | } |
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| 248 | |||
| 249 | // for(xi = (x+width-1); xi >= x; xi--) { |
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| 250 | // dest[xi] = st2d_8to16table[src[xi]]; |
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| 251 | // } |
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| 252 | } |
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| 253 | } |
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| 254 | |||
| 255 | |||
| 256 | // ======================================================================== |
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| 257 | // Tragic death handler |
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| 258 | // ======================================================================== |
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| 259 | |||
| 260 | void TragicDeath(int signal_num) |
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| 261 | { |
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| 262 | XAutoRepeatOn(x_disp); |
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| 263 | XCloseDisplay(x_disp); |
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| 264 | Sys_Error("This death brought to you by the number %d\n", signal_num); |
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| 265 | } |
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| 266 | |||
| 267 | // ======================================================================== |
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| 268 | // makes a null cursor |
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| 269 | // ======================================================================== |
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| 270 | |||
| 271 | static Cursor CreateNullCursor(Display *display, Window root) |
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| 272 | { |
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| 273 | Pixmap cursormask; |
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| 274 | XGCValues xgc; |
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| 275 | GC gc; |
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| 276 | XColor dummycolour; |
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| 277 | Cursor cursor; |
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| 278 | |||
| 279 | cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/); |
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| 280 | xgc.function = GXclear; |
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| 281 | gc = XCreateGC(display, cursormask, GCFunction, &xgc); |
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| 282 | XFillRectangle(display, cursormask, gc, 0, 0, 1, 1); |
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| 283 | dummycolour.pixel = 0; |
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| 284 | dummycolour.red = 0; |
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| 285 | dummycolour.flags = 04; |
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| 286 | cursor = XCreatePixmapCursor(display, cursormask, cursormask, |
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| 287 | &dummycolour,&dummycolour, 0,0); |
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| 288 | XFreePixmap(display,cursormask); |
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| 289 | XFreeGC(display,gc); |
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| 290 | return cursor; |
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| 291 | } |
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| 292 | |||
| 293 | void ResetFrameBuffer(void) |
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| 294 | { |
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| 295 | int mem; |
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| 296 | int pwidth; |
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| 297 | |||
| 298 | if (x_framebuffer[0]) |
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| 299 | { |
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| 300 | free(x_framebuffer[0]->data); |
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| 301 | free(x_framebuffer[0]); |
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| 302 | } |
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| 303 | |||
| 304 | if (d_pzbuffer) |
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| 305 | { |
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| 306 | D_FlushCaches (); |
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| 307 | Hunk_FreeToHighMark (X11_highhunkmark); |
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| 308 | d_pzbuffer = NULL; |
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| 309 | } |
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| 310 | X11_highhunkmark = Hunk_HighMark (); |
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| 311 | |||
| 312 | // alloc an extra line in case we want to wrap, and allocate the z-buffer |
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| 313 | X11_buffersize = vid.width * vid.height * sizeof (*d_pzbuffer); |
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| 314 | |||
| 315 | vid_surfcachesize = D_SurfaceCacheForRes (vid.width, vid.height); |
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| 316 | |||
| 317 | X11_buffersize += vid_surfcachesize; |
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| 318 | |||
| 319 | d_pzbuffer = Hunk_HighAllocName (X11_buffersize, "video"); |
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| 320 | if (d_pzbuffer == NULL) |
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| 321 | Sys_Error ("Not enough memory for video mode\n"); |
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| 322 | |||
| 323 | vid_surfcache = (byte *) d_pzbuffer |
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| 324 | + vid.width * vid.height * sizeof (*d_pzbuffer); |
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| 325 | |||
| 326 | D_InitCaches(vid_surfcache, vid_surfcachesize); |
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| 327 | |||
| 328 | pwidth = x_visinfo->depth / 8; |
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| 329 | if (pwidth == 3) pwidth = 4; |
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| 330 | mem = ((vid.width*pwidth+7)&~7) * vid.height; |
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| 331 | |||
| 332 | x_framebuffer[0] = XCreateImage( x_disp, |
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| 333 | x_vis, |
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| 334 | x_visinfo->depth, |
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| 335 | ZPixmap, |
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| 336 | 0, |
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| 337 | malloc(mem), |
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| 338 | vid.width, vid.height, |
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| 339 | 32, |
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| 340 | 0); |
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| 341 | |||
| 342 | if (!x_framebuffer[0]) |
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| 343 | Sys_Error("VID: XCreateImage failed\n"); |
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| 344 | |||
| 345 | vid.buffer = (byte*) (x_framebuffer[0]); |
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| 346 | vid.conbuffer = vid.buffer; |
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| 347 | |||
| 348 | } |
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| 349 | |||
| 350 | void ResetSharedFrameBuffers(void) |
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| 351 | { |
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| 352 | |||
| 353 | int size; |
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| 354 | int key; |
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| 355 | int minsize = getpagesize(); |
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| 356 | int frm; |
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| 357 | |||
| 358 | if (d_pzbuffer) |
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| 359 | { |
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| 360 | D_FlushCaches (); |
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| 361 | Hunk_FreeToHighMark (X11_highhunkmark); |
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| 362 | d_pzbuffer = NULL; |
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| 363 | } |
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| 364 | |||
| 365 | X11_highhunkmark = Hunk_HighMark (); |
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| 366 | |||
| 367 | // alloc an extra line in case we want to wrap, and allocate the z-buffer |
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| 368 | X11_buffersize = vid.width * vid.height * sizeof (*d_pzbuffer); |
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| 369 | |||
| 370 | vid_surfcachesize = D_SurfaceCacheForRes (vid.width, vid.height); |
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| 371 | |||
| 372 | X11_buffersize += vid_surfcachesize; |
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| 373 | |||
| 374 | d_pzbuffer = Hunk_HighAllocName (X11_buffersize, "video"); |
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| 375 | if (d_pzbuffer == NULL) |
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| 376 | Sys_Error ("Not enough memory for video mode\n"); |
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| 377 | |||
| 378 | vid_surfcache = (byte *) d_pzbuffer |
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| 379 | + vid.width * vid.height * sizeof (*d_pzbuffer); |
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| 380 | |||
| 381 | D_InitCaches(vid_surfcache, vid_surfcachesize); |
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| 382 | |||
| 383 | for (frm=0 ; frm<2 ; frm++) |
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| 384 | { |
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| 385 | |||
| 386 | // free up old frame buffer memory |
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| 387 | |||
| 388 | if (x_framebuffer[frm]) |
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| 389 | { |
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| 390 | XShmDetach(x_disp, &x_shminfo[frm]); |
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| 391 | free(x_framebuffer[frm]); |
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| 392 | shmdt(x_shminfo[frm].shmaddr); |
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| 393 | } |
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| 394 | |||
| 395 | // create the image |
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| 396 | |||
| 397 | x_framebuffer[frm] = XShmCreateImage( x_disp, |
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| 398 | x_vis, |
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| 399 | x_visinfo->depth, |
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| 400 | ZPixmap, |
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| 401 | 0, |
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| 402 | &x_shminfo[frm], |
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| 403 | vid.width, |
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| 404 | vid.height ); |
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| 405 | |||
| 406 | // grab shared memory |
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| 407 | |||
| 408 | size = x_framebuffer[frm]->bytes_per_line |
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| 409 | * x_framebuffer[frm]->height; |
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| 410 | if (size < minsize) |
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| 411 | Sys_Error("VID: Window must use at least %d bytes\n", minsize); |
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| 412 | |||
| 413 | key = random(); |
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| 414 | x_shminfo[frm].shmid = shmget((key_t)key, size, IPC_CREAT|0777); |
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| 415 | if (x_shminfo[frm].shmid==-1) |
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| 416 | Sys_Error("VID: Could not get any shared memory\n"); |
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| 417 | |||
| 418 | // attach to the shared memory segment |
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| 419 | x_shminfo[frm].shmaddr = |
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| 420 | (void *) shmat(x_shminfo[frm].shmid, 0, 0); |
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| 421 | |||
| 422 | printf("VID: shared memory id=%d, addr=0x%lx\n", x_shminfo[frm].shmid, |
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| 423 | (long) x_shminfo[frm].shmaddr); |
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| 424 | |||
| 425 | x_framebuffer[frm]->data = x_shminfo[frm].shmaddr; |
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| 426 | |||
| 427 | // get the X server to attach to it |
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| 428 | |||
| 429 | if (!XShmAttach(x_disp, &x_shminfo[frm])) |
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| 430 | Sys_Error("VID: XShmAttach() failed\n"); |
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| 431 | XSync(x_disp, 0); |
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| 432 | shmctl(x_shminfo[frm].shmid, IPC_RMID, 0); |
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| 433 | |||
| 434 | } |
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| 435 | |||
| 436 | } |
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| 437 | |||
| 438 | // Called at startup to set up translation tables, takes 256 8 bit RGB values |
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| 439 | // the palette data will go away after the call, so it must be copied off if |
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| 440 | // the video driver will need it again |
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| 441 | |||
| 442 | void VID_Init (unsigned char *palette) |
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| 443 | { |
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| 444 | |||
| 445 | int pnum, i; |
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| 446 | XVisualInfo template; |
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| 447 | int num_visuals; |
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| 448 | int template_mask; |
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| 449 | |||
| 450 | ignorenext=0; |
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| 451 | vid.width = 320; |
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| 452 | vid.height = 200; |
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| 453 | vid.maxwarpwidth = WARP_WIDTH; |
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| 454 | vid.maxwarpheight = WARP_HEIGHT; |
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| 455 | vid.numpages = 2; |
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| 456 | vid.colormap = host_colormap; |
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| 457 | // vid.cbits = VID_CBITS; |
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| 458 | // vid.grades = VID_GRADES; |
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| 459 | vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048)); |
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| 460 | |||
| 461 | srandom(getpid()); |
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| 462 | |||
| 463 | verbose=COM_CheckParm("-verbose"); |
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| 464 | |||
| 465 | // open the display |
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| 466 | x_disp = XOpenDisplay(0); |
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| 467 | if (!x_disp) |
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| 468 | { |
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| 469 | if (getenv("DISPLAY")) |
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| 470 | Sys_Error("VID: Could not open display [%s]\n", |
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| 471 | getenv("DISPLAY")); |
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| 472 | else |
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| 473 | Sys_Error("VID: Could not open local display\n"); |
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| 474 | } |
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| 475 | |||
| 476 | // catch signals so i can turn on auto-repeat |
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| 477 | |||
| 478 | { |
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| 479 | struct sigaction sa; |
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| 480 | sigaction(SIGINT, 0, &sa); |
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| 481 | sa.sa_handler = TragicDeath; |
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| 482 | sigaction(SIGINT, &sa, 0); |
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| 483 | sigaction(SIGTERM, &sa, 0); |
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| 484 | } |
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| 485 | |||
| 486 | XAutoRepeatOff(x_disp); |
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| 487 | |||
| 488 | // for debugging only |
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| 489 | XSynchronize(x_disp, True); |
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| 490 | |||
| 491 | // check for command-line window size |
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| 492 | if ((pnum=COM_CheckParm("-winsize"))) |
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| 493 | { |
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| 494 | if (pnum >= com_argc-2) |
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| 495 | Sys_Error("VID: -winsize |
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| 496 | vid.width = Q_atoi(com_argv[pnum+1]); |
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| 497 | vid.height = Q_atoi(com_argv[pnum+2]); |
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| 498 | if (!vid.width || !vid.height) |
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| 499 | Sys_Error("VID: Bad window width/height\n"); |
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| 500 | } |
||
| 501 | if ((pnum=COM_CheckParm("-width"))) { |
||
| 502 | if (pnum >= com_argc-1) |
||
| 503 | Sys_Error("VID: -width |
||
| 504 | vid.width = Q_atoi(com_argv[pnum+1]); |
||
| 505 | if (!vid.width) |
||
| 506 | Sys_Error("VID: Bad window width\n"); |
||
| 507 | } |
||
| 508 | if ((pnum=COM_CheckParm("-height"))) { |
||
| 509 | if (pnum >= com_argc-1) |
||
| 510 | Sys_Error("VID: -height |
||
| 511 | vid.height = Q_atoi(com_argv[pnum+1]); |
||
| 512 | if (!vid.height) |
||
| 513 | Sys_Error("VID: Bad window height\n"); |
||
| 514 | } |
||
| 515 | |||
| 516 | template_mask = 0; |
||
| 517 | |||
| 518 | // specify a visual id |
||
| 519 | if ((pnum=COM_CheckParm("-visualid"))) |
||
| 520 | { |
||
| 521 | if (pnum >= com_argc-1) |
||
| 522 | Sys_Error("VID: -visualid |
||
| 523 | template.visualid = Q_atoi(com_argv[pnum+1]); |
||
| 524 | template_mask = VisualIDMask; |
||
| 525 | } |
||
| 526 | |||
| 527 | // If not specified, use default visual |
||
| 528 | else |
||
| 529 | { |
||
| 530 | int screen; |
||
| 531 | screen = XDefaultScreen(x_disp); |
||
| 532 | template.visualid = |
||
| 533 | XVisualIDFromVisual(XDefaultVisual(x_disp, screen)); |
||
| 534 | template_mask = VisualIDMask; |
||
| 535 | } |
||
| 536 | |||
| 537 | // pick a visual- warn if more than one was available |
||
| 538 | x_visinfo = XGetVisualInfo(x_disp, template_mask, &template, &num_visuals); |
||
| 539 | if (num_visuals > 1) |
||
| 540 | { |
||
| 541 | printf("Found more than one visual id at depth %d:\n", template.depth); |
||
| 542 | for (i=0 ; i |
||
| 543 | printf(" -visualid %d\n", (int)(x_visinfo[i].visualid)); |
||
| 544 | } |
||
| 545 | else if (num_visuals == 0) |
||
| 546 | { |
||
| 547 | if (template_mask == VisualIDMask) |
||
| 548 | Sys_Error("VID: Bad visual id %d\n", template.visualid); |
||
| 549 | else |
||
| 550 | Sys_Error("VID: No visuals at depth %d\n", template.depth); |
||
| 551 | } |
||
| 552 | |||
| 553 | if (verbose) |
||
| 554 | { |
||
| 555 | printf("Using visualid %d:\n", (int)(x_visinfo->visualid)); |
||
| 556 | printf(" screen %d\n", x_visinfo->screen); |
||
| 557 | printf(" red_mask 0x%x\n", (int)(x_visinfo->red_mask)); |
||
| 558 | printf(" green_mask 0x%x\n", (int)(x_visinfo->green_mask)); |
||
| 559 | printf(" blue_mask 0x%x\n", (int)(x_visinfo->blue_mask)); |
||
| 560 | printf(" colormap_size %d\n", x_visinfo->colormap_size); |
||
| 561 | printf(" bits_per_rgb %d\n", x_visinfo->bits_per_rgb); |
||
| 562 | } |
||
| 563 | |||
| 564 | x_vis = x_visinfo->visual; |
||
| 565 | |||
| 566 | // setup attributes for main window |
||
| 567 | { |
||
| 568 | int attribmask = CWEventMask | CWColormap | CWBorderPixel; |
||
| 569 | XSetWindowAttributes attribs; |
||
| 570 | Colormap tmpcmap; |
||
| 571 | |||
| 572 | tmpcmap = XCreateColormap(x_disp, XRootWindow(x_disp, |
||
| 573 | x_visinfo->screen), x_vis, AllocNone); |
||
| 574 | |||
| 575 | attribs.event_mask = StructureNotifyMask | KeyPressMask |
||
| 576 | | KeyReleaseMask | ExposureMask | PointerMotionMask | |
||
| 577 | ButtonPressMask | ButtonReleaseMask; |
||
| 578 | attribs.border_pixel = 0; |
||
| 579 | attribs.colormap = tmpcmap; |
||
| 580 | |||
| 581 | // create the main window |
||
| 582 | x_win = XCreateWindow( x_disp, |
||
| 583 | XRootWindow(x_disp, x_visinfo->screen), |
||
| 584 | 0, 0, // x, y |
||
| 585 | vid.width, vid.height, |
||
| 586 | 0, // borderwidth |
||
| 587 | x_visinfo->depth, |
||
| 588 | InputOutput, |
||
| 589 | x_vis, |
||
| 590 | attribmask, |
||
| 591 | &attribs ); |
||
| 592 | XStoreName( x_disp,x_win,"xquake"); |
||
| 593 | |||
| 594 | |||
| 595 | if (x_visinfo->class != TrueColor) |
||
| 596 | XFreeColormap(x_disp, tmpcmap); |
||
| 597 | } |
||
| 598 | |||
| 599 | if (x_visinfo->depth == 8) |
||
| 600 | { |
||
| 601 | // create and upload the palette |
||
| 602 | if (x_visinfo->class == PseudoColor) |
||
| 603 | { |
||
| 604 | x_cmap = XCreateColormap(x_disp, x_win, x_vis, AllocAll); |
||
| 605 | VID_SetPalette(palette); |
||
| 606 | XSetWindowColormap(x_disp, x_win, x_cmap); |
||
| 607 | } |
||
| 608 | } |
||
| 609 | |||
| 610 | // inviso cursor |
||
| 611 | XDefineCursor(x_disp, x_win, CreateNullCursor(x_disp, x_win)); |
||
| 612 | |||
| 613 | // create the GC |
||
| 614 | { |
||
| 615 | XGCValues xgcvalues; |
||
| 616 | int valuemask = GCGraphicsExposures; |
||
| 617 | xgcvalues.graphics_exposures = False; |
||
| 618 | x_gc = XCreateGC(x_disp, x_win, valuemask, &xgcvalues ); |
||
| 619 | } |
||
| 620 | |||
| 621 | // map the window |
||
| 622 | XMapWindow(x_disp, x_win); |
||
| 623 | |||
| 624 | // wait for first exposure event |
||
| 625 | { |
||
| 626 | XEvent event; |
||
| 627 | do |
||
| 628 | { |
||
| 629 | XNextEvent(x_disp, &event); |
||
| 630 | if (event.type == Expose && !event.xexpose.count) |
||
| 631 | oktodraw = true; |
||
| 632 | } while (!oktodraw); |
||
| 633 | } |
||
| 634 | // now safe to draw |
||
| 635 | |||
| 636 | // even if MITSHM is available, make sure it's a local connection |
||
| 637 | if (XShmQueryExtension(x_disp)) |
||
| 638 | { |
||
| 639 | char *displayname; |
||
| 640 | doShm = true; |
||
| 641 | displayname = (char *) getenv("DISPLAY"); |
||
| 642 | if (displayname) |
||
| 643 | { |
||
| 644 | char *d = displayname; |
||
| 645 | while (*d && (*d != ':')) d++; |
||
| 646 | if (*d) *d = 0; |
||
| 647 | if (!(!strcasecmp(displayname, "unix") || !*displayname)) |
||
| 648 | doShm = false; |
||
| 649 | } |
||
| 650 | } |
||
| 651 | |||
| 652 | if (doShm) |
||
| 653 | { |
||
| 654 | x_shmeventtype = XShmGetEventBase(x_disp) + ShmCompletion; |
||
| 655 | ResetSharedFrameBuffers(); |
||
| 656 | } |
||
| 657 | else |
||
| 658 | ResetFrameBuffer(); |
||
| 659 | |||
| 660 | current_framebuffer = 0; |
||
| 661 | vid.rowbytes = x_framebuffer[0]->bytes_per_line; |
||
| 662 | vid.buffer = x_framebuffer[0]->data; |
||
| 663 | vid.direct = 0; |
||
| 664 | vid.conbuffer = x_framebuffer[0]->data; |
||
| 665 | vid.conrowbytes = vid.rowbytes; |
||
| 666 | vid.conwidth = vid.width; |
||
| 667 | vid.conheight = vid.height; |
||
| 668 | vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0); |
||
| 669 | |||
| 670 | // XSynchronize(x_disp, False); |
||
| 671 | |||
| 672 | } |
||
| 673 | |||
| 674 | void VID_ShiftPalette(unsigned char *p) |
||
| 675 | { |
||
| 676 | VID_SetPalette(p); |
||
| 677 | } |
||
| 678 | |||
| 679 | |||
| 680 | |||
| 681 | void VID_SetPalette(unsigned char *palette) |
||
| 682 | { |
||
| 683 | |||
| 684 | int i; |
||
| 685 | XColor colors[256]; |
||
| 686 | |||
| 687 | for(i=0;i<256;i++) { |
||
| 688 | st2d_8to16table[i]= xlib_rgb16(palette[i*3], palette[i*3+1],palette[i*3+2]); |
||
| 689 | st2d_8to24table[i]= xlib_rgb24(palette[i*3], palette[i*3+1],palette[i*3+2]); |
||
| 690 | } |
||
| 691 | |||
| 692 | if (x_visinfo->class == PseudoColor && x_visinfo->depth == 8) |
||
| 693 | { |
||
| 694 | if (palette != current_palette) |
||
| 695 | memcpy(current_palette, palette, 768); |
||
| 696 | for (i=0 ; i<256 ; i++) |
||
| 697 | { |
||
| 698 | colors[i].pixel = i; |
||
| 699 | colors[i].flags = DoRed|DoGreen|DoBlue; |
||
| 700 | colors[i].red = palette[i*3] * 257; |
||
| 701 | colors[i].green = palette[i*3+1] * 257; |
||
| 702 | colors[i].blue = palette[i*3+2] * 257; |
||
| 703 | } |
||
| 704 | XStoreColors(x_disp, x_cmap, colors, 256); |
||
| 705 | } |
||
| 706 | |||
| 707 | } |
||
| 708 | |||
| 709 | // Called at shutdown |
||
| 710 | |||
| 711 | void VID_Shutdown (void) |
||
| 712 | { |
||
| 713 | Con_Printf("VID_Shutdown\n"); |
||
| 714 | XAutoRepeatOn(x_disp); |
||
| 715 | XCloseDisplay(x_disp); |
||
| 716 | } |
||
| 717 | |||
| 718 | int XLateKey(XKeyEvent *ev) |
||
| 719 | { |
||
| 720 | |||
| 721 | int key; |
||
| 722 | char buf[64]; |
||
| 723 | KeySym keysym; |
||
| 724 | |||
| 725 | key = 0; |
||
| 726 | |||
| 727 | XLookupString(ev, buf, sizeof buf, &keysym, 0); |
||
| 728 | |||
| 729 | switch(keysym) |
||
| 730 | { |
||
| 731 | case XK_KP_Page_Up: |
||
| 732 | case XK_Page_Up: key = K_PGUP; break; |
||
| 733 | |||
| 734 | case XK_KP_Page_Down: |
||
| 735 | case XK_Page_Down: key = K_PGDN; break; |
||
| 736 | |||
| 737 | case XK_KP_Home: |
||
| 738 | case XK_Home: key = K_HOME; break; |
||
| 739 | |||
| 740 | case XK_KP_End: |
||
| 741 | case XK_End: key = K_END; break; |
||
| 742 | |||
| 743 | case XK_KP_Left: |
||
| 744 | case XK_Left: key = K_LEFTARROW; break; |
||
| 745 | |||
| 746 | case XK_KP_Right: |
||
| 747 | case XK_Right: key = K_RIGHTARROW; break; |
||
| 748 | |||
| 749 | case XK_KP_Down: |
||
| 750 | case XK_Down: key = K_DOWNARROW; break; |
||
| 751 | |||
| 752 | case XK_KP_Up: |
||
| 753 | case XK_Up: key = K_UPARROW; break; |
||
| 754 | |||
| 755 | case XK_Escape: key = K_ESCAPE; break; |
||
| 756 | |||
| 757 | case XK_KP_Enter: |
||
| 758 | case XK_Return: key = K_ENTER; break; |
||
| 759 | |||
| 760 | case XK_Tab: key = K_TAB; break; |
||
| 761 | |||
| 762 | case XK_F1: key = K_F1; break; |
||
| 763 | |||
| 764 | case XK_F2: key = K_F2; break; |
||
| 765 | |||
| 766 | case XK_F3: key = K_F3; break; |
||
| 767 | |||
| 768 | case XK_F4: key = K_F4; break; |
||
| 769 | |||
| 770 | case XK_F5: key = K_F5; break; |
||
| 771 | |||
| 772 | case XK_F6: key = K_F6; break; |
||
| 773 | |||
| 774 | case XK_F7: key = K_F7; break; |
||
| 775 | |||
| 776 | case XK_F8: key = K_F8; break; |
||
| 777 | |||
| 778 | case XK_F9: key = K_F9; break; |
||
| 779 | |||
| 780 | case XK_F10: key = K_F10; break; |
||
| 781 | |||
| 782 | case XK_F11: key = K_F11; break; |
||
| 783 | |||
| 784 | case XK_F12: key = K_F12; break; |
||
| 785 | |||
| 786 | case XK_BackSpace: key = K_BACKSPACE; break; |
||
| 787 | |||
| 788 | case XK_KP_Delete: |
||
| 789 | case XK_Delete: key = K_DEL; break; |
||
| 790 | |||
| 791 | case XK_Pause: key = K_PAUSE; break; |
||
| 792 | |||
| 793 | case XK_Shift_L: |
||
| 794 | case XK_Shift_R: key = K_SHIFT; break; |
||
| 795 | |||
| 796 | case XK_Execute: |
||
| 797 | case XK_Control_L: |
||
| 798 | case XK_Control_R: key = K_CTRL; break; |
||
| 799 | |||
| 800 | case XK_Alt_L: |
||
| 801 | case XK_Meta_L: |
||
| 802 | case XK_Alt_R: |
||
| 803 | case XK_Meta_R: key = K_ALT; break; |
||
| 804 | |||
| 805 | case XK_KP_Begin: key = K_AUX30; break; |
||
| 806 | |||
| 807 | case XK_Insert: |
||
| 808 | case XK_KP_Insert: key = K_INS; break; |
||
| 809 | |||
| 810 | case XK_KP_Multiply: key = '*'; break; |
||
| 811 | case XK_KP_Add: key = '+'; break; |
||
| 812 | case XK_KP_Subtract: key = '-'; break; |
||
| 813 | case XK_KP_Divide: key = '/'; break; |
||
| 814 | |||
| 815 | #if 0 |
||
| 816 | case 0x021: key = '1';break;/* [!] */ |
||
| 817 | case 0x040: key = '2';break;/* [@] */ |
||
| 818 | case 0x023: key = '3';break;/* [#] */ |
||
| 819 | case 0x024: key = '4';break;/* [$] */ |
||
| 820 | case 0x025: key = '5';break;/* [%] */ |
||
| 821 | case 0x05e: key = '6';break;/* [^] */ |
||
| 822 | case 0x026: key = '7';break;/* [&] */ |
||
| 823 | case 0x02a: key = '8';break;/* [*] */ |
||
| 824 | case 0x028: key = '9';;break;/* [(] */ |
||
| 825 | case 0x029: key = '0';break;/* [)] */ |
||
| 826 | case 0x05f: key = '-';break;/* [_] */ |
||
| 827 | case 0x02b: key = '=';break;/* [+] */ |
||
| 828 | case 0x07c: key = '\'';break;/* [|] */ |
||
| 829 | case 0x07d: key = '[';break;/* [}] */ |
||
| 830 | case 0x07b: key = ']';break;/* [{] */ |
||
| 831 | case 0x022: key = '\'';break;/* ["] */ |
||
| 832 | case 0x03a: key = ';';break;/* [:] */ |
||
| 833 | case 0x03f: key = '/';break;/* [?] */ |
||
| 834 | case 0x03e: key = '.';break;/* [>] */ |
||
| 835 | case 0x03c: key = ',';break;/* [<] */ |
||
| 836 | #endif |
||
| 837 | |||
| 838 | default: |
||
| 839 | key = *(unsigned char*)buf; |
||
| 840 | if (key >= 'A' && key <= 'Z') |
||
| 841 | key = key - 'A' + 'a'; |
||
| 842 | // fprintf(stdout, "case 0x0%x: key = ___;break;/* [%c] */\n", keysym); |
||
| 843 | break; |
||
| 844 | } |
||
| 845 | |||
| 846 | return key; |
||
| 847 | } |
||
| 848 | |||
| 849 | struct |
||
| 850 | { |
||
| 851 | int key; |
||
| 852 | int down; |
||
| 853 | } keyq[64]; |
||
| 854 | int keyq_head=0; |
||
| 855 | int keyq_tail=0; |
||
| 856 | |||
| 857 | int config_notify=0; |
||
| 858 | int config_notify_width; |
||
| 859 | int config_notify_height; |
||
| 860 | |||
| 861 | void GetEvent(void) |
||
| 862 | { |
||
| 863 | XEvent x_event; |
||
| 864 | int b; |
||
| 865 | |||
| 866 | XNextEvent(x_disp, &x_event); |
||
| 867 | switch(x_event.type) { |
||
| 868 | case KeyPress: |
||
| 869 | keyq[keyq_head].key = XLateKey(&x_event.xkey); |
||
| 870 | keyq[keyq_head].down = true; |
||
| 871 | keyq_head = (keyq_head + 1) & 63; |
||
| 872 | break; |
||
| 873 | case KeyRelease: |
||
| 874 | keyq[keyq_head].key = XLateKey(&x_event.xkey); |
||
| 875 | keyq[keyq_head].down = false; |
||
| 876 | keyq_head = (keyq_head + 1) & 63; |
||
| 877 | break; |
||
| 878 | |||
| 879 | case MotionNotify: |
||
| 880 | if (_windowed_mouse.value) { |
||
| 881 | mouse_x = (float) ((int)x_event.xmotion.x - (int)(vid.width/2)); |
||
| 882 | mouse_y = (float) ((int)x_event.xmotion.y - (int)(vid.height/2)); |
||
| 883 | //printf("m: x=%d,y=%d, mx=%3.2f,my=%3.2f\n", |
||
| 884 | // x_event.xmotion.x, x_event.xmotion.y, mouse_x, mouse_y); |
||
| 885 | |||
| 886 | /* move the mouse to the window center again */ |
||
| 887 | XSelectInput(x_disp,x_win,StructureNotifyMask|KeyPressMask |
||
| 888 | |KeyReleaseMask|ExposureMask |
||
| 889 | |ButtonPressMask |
||
| 890 | |ButtonReleaseMask); |
||
| 891 | XWarpPointer(x_disp,None,x_win,0,0,0,0, |
||
| 892 | (vid.width/2),(vid.height/2)); |
||
| 893 | XSelectInput(x_disp,x_win,StructureNotifyMask|KeyPressMask |
||
| 894 | |KeyReleaseMask|ExposureMask |
||
| 895 | |PointerMotionMask|ButtonPressMask |
||
| 896 | |ButtonReleaseMask); |
||
| 897 | } else { |
||
| 898 | mouse_x = (float) (x_event.xmotion.x-p_mouse_x); |
||
| 899 | mouse_y = (float) (x_event.xmotion.y-p_mouse_y); |
||
| 900 | p_mouse_x=x_event.xmotion.x; |
||
| 901 | p_mouse_y=x_event.xmotion.y; |
||
| 902 | } |
||
| 903 | break; |
||
| 904 | |||
| 905 | case ButtonPress: |
||
| 906 | b=-1; |
||
| 907 | if (x_event.xbutton.button == 1) |
||
| 908 | b = 0; |
||
| 909 | else if (x_event.xbutton.button == 2) |
||
| 910 | b = 2; |
||
| 911 | else if (x_event.xbutton.button == 3) |
||
| 912 | b = 1; |
||
| 913 | if (b>=0) |
||
| 914 | mouse_buttonstate |= 1< |
||
| 915 | break; |
||
| 916 | |||
| 917 | case ButtonRelease: |
||
| 918 | b=-1; |
||
| 919 | if (x_event.xbutton.button == 1) |
||
| 920 | b = 0; |
||
| 921 | else if (x_event.xbutton.button == 2) |
||
| 922 | b = 2; |
||
| 923 | else if (x_event.xbutton.button == 3) |
||
| 924 | b = 1; |
||
| 925 | if (b>=0) |
||
| 926 | mouse_buttonstate &= ~(1< |
||
| 927 | break; |
||
| 928 | |||
| 929 | case ConfigureNotify: |
||
| 930 | //printf("config notify\n"); |
||
| 931 | config_notify_width = x_event.xconfigure.width; |
||
| 932 | config_notify_height = x_event.xconfigure.height; |
||
| 933 | config_notify = 1; |
||
| 934 | break; |
||
| 935 | |||
| 936 | default: |
||
| 937 | if (doShm && x_event.type == x_shmeventtype) |
||
| 938 | oktodraw = true; |
||
| 939 | } |
||
| 940 | |||
| 941 | if (old_windowed_mouse != _windowed_mouse.value) { |
||
| 942 | old_windowed_mouse = _windowed_mouse.value; |
||
| 943 | |||
| 944 | if (!_windowed_mouse.value) { |
||
| 945 | /* ungrab the pointer */ |
||
| 946 | XUngrabPointer(x_disp,CurrentTime); |
||
| 947 | } else { |
||
| 948 | /* grab the pointer */ |
||
| 949 | XGrabPointer(x_disp,x_win,True,0,GrabModeAsync, |
||
| 950 | GrabModeAsync,x_win,None,CurrentTime); |
||
| 951 | } |
||
| 952 | } |
||
| 953 | } |
||
| 954 | |||
| 955 | // flushes the given rectangles from the view buffer to the screen |
||
| 956 | |||
| 957 | void VID_Update (vrect_t *rects) |
||
| 958 | { |
||
| 959 | vrect_t full; |
||
| 960 | |||
| 961 | // if the window changes dimension, skip this frame |
||
| 962 | |||
| 963 | if (config_notify) |
||
| 964 | { |
||
| 965 | fprintf(stderr, "config notify\n"); |
||
| 966 | config_notify = 0; |
||
| 967 | vid.width = config_notify_width & ~7; |
||
| 968 | vid.height = config_notify_height; |
||
| 969 | if (doShm) |
||
| 970 | ResetSharedFrameBuffers(); |
||
| 971 | else |
||
| 972 | ResetFrameBuffer(); |
||
| 973 | vid.rowbytes = x_framebuffer[0]->bytes_per_line; |
||
| 974 | vid.buffer = x_framebuffer[current_framebuffer]->data; |
||
| 975 | vid.conbuffer = vid.buffer; |
||
| 976 | vid.conwidth = vid.width; |
||
| 977 | vid.conheight = vid.height; |
||
| 978 | vid.conrowbytes = vid.rowbytes; |
||
| 979 | vid.recalc_refdef = 1; // force a surface cache flush |
||
| 980 | Con_CheckResize(); |
||
| 981 | Con_Clear_f(); |
||
| 982 | return; |
||
| 983 | } |
||
| 984 | |||
| 985 | // force full update if not 8bit |
||
| 986 | if (x_visinfo->depth != 8) { |
||
| 987 | extern int scr_fullupdate; |
||
| 988 | |||
| 989 | scr_fullupdate = 0; |
||
| 990 | } |
||
| 991 | |||
| 992 | |||
| 993 | if (doShm) |
||
| 994 | { |
||
| 995 | |||
| 996 | while (rects) |
||
| 997 | { |
||
| 998 | if (x_visinfo->depth == 16) |
||
| 999 | st2_fixup( x_framebuffer[current_framebuffer], |
||
| 1000 | rects->x, rects->y, rects->width, |
||
| 1001 | rects->height); |
||
| 1002 | else if (x_visinfo->depth == 24) |
||
| 1003 | st3_fixup( x_framebuffer[current_framebuffer], |
||
| 1004 | rects->x, rects->y, rects->width, |
||
| 1005 | rects->height); |
||
| 1006 | if (!XShmPutImage(x_disp, x_win, x_gc, |
||
| 1007 | x_framebuffer[current_framebuffer], rects->x, rects->y, |
||
| 1008 | rects->x, rects->y, rects->width, rects->height, True)) |
||
| 1009 | Sys_Error("VID_Update: XShmPutImage failed\n"); |
||
| 1010 | oktodraw = false; |
||
| 1011 | while (!oktodraw) GetEvent(); |
||
| 1012 | rects = rects->pnext; |
||
| 1013 | } |
||
| 1014 | current_framebuffer = !current_framebuffer; |
||
| 1015 | vid.buffer = x_framebuffer[current_framebuffer]->data; |
||
| 1016 | vid.conbuffer = vid.buffer; |
||
| 1017 | XSync(x_disp, False); |
||
| 1018 | } |
||
| 1019 | else |
||
| 1020 | { |
||
| 1021 | while (rects) |
||
| 1022 | { |
||
| 1023 | if (x_visinfo->depth == 16) |
||
| 1024 | st2_fixup( x_framebuffer[current_framebuffer], |
||
| 1025 | rects->x, rects->y, rects->width, |
||
| 1026 | rects->height); |
||
| 1027 | else if (x_visinfo->depth == 24) |
||
| 1028 | st3_fixup( x_framebuffer[current_framebuffer], |
||
| 1029 | rects->x, rects->y, rects->width, |
||
| 1030 | rects->height); |
||
| 1031 | XPutImage(x_disp, x_win, x_gc, x_framebuffer[0], rects->x, |
||
| 1032 | rects->y, rects->x, rects->y, rects->width, rects->height); |
||
| 1033 | rects = rects->pnext; |
||
| 1034 | } |
||
| 1035 | XSync(x_disp, False); |
||
| 1036 | } |
||
| 1037 | |||
| 1038 | } |
||
| 1039 | |||
| 1040 | static int dither; |
||
| 1041 | |||
| 1042 | void VID_DitherOn(void) |
||
| 1043 | { |
||
| 1044 | if (dither == 0) |
||
| 1045 | { |
||
| 1046 | vid.recalc_refdef = 1; |
||
| 1047 | dither = 1; |
||
| 1048 | } |
||
| 1049 | } |
||
| 1050 | |||
| 1051 | void VID_DitherOff(void) |
||
| 1052 | { |
||
| 1053 | if (dither) |
||
| 1054 | { |
||
| 1055 | vid.recalc_refdef = 1; |
||
| 1056 | dither = 0; |
||
| 1057 | } |
||
| 1058 | } |
||
| 1059 | |||
| 1060 | int Sys_OpenWindow(void) |
||
| 1061 | { |
||
| 1062 | return 0; |
||
| 1063 | } |
||
| 1064 | |||
| 1065 | void Sys_EraseWindow(int window) |
||
| 1066 | { |
||
| 1067 | } |
||
| 1068 | |||
| 1069 | void Sys_DrawCircle(int window, int x, int y, int r) |
||
| 1070 | { |
||
| 1071 | } |
||
| 1072 | |||
| 1073 | void Sys_DisplayWindow(int window) |
||
| 1074 | { |
||
| 1075 | } |
||
| 1076 | |||
| 1077 | void Sys_SendKeyEvents(void) |
||
| 1078 | { |
||
| 1079 | // get events from x server |
||
| 1080 | if (x_disp) |
||
| 1081 | { |
||
| 1082 | while (XPending(x_disp)) GetEvent(); |
||
| 1083 | while (keyq_head != keyq_tail) |
||
| 1084 | { |
||
| 1085 | Key_Event(keyq[keyq_tail].key, keyq[keyq_tail].down); |
||
| 1086 | keyq_tail = (keyq_tail + 1) & 63; |
||
| 1087 | } |
||
| 1088 | } |
||
| 1089 | } |
||
| 1090 | |||
| 1091 | #if 0 |
||
| 1092 | char *Sys_ConsoleInput (void) |
||
| 1093 | { |
||
| 1094 | |||
| 1095 | static char text[256]; |
||
| 1096 | int len; |
||
| 1097 | fd_set readfds; |
||
| 1098 | int ready; |
||
| 1099 | struct timeval timeout; |
||
| 1100 | |||
| 1101 | timeout.tv_sec = 0; |
||
| 1102 | timeout.tv_usec = 0; |
||
| 1103 | FD_ZERO(&readfds); |
||
| 1104 | FD_SET(0, &readfds); |
||
| 1105 | ready = select(1, &readfds, 0, 0, &timeout); |
||
| 1106 | |||
| 1107 | if (ready>0) |
||
| 1108 | { |
||
| 1109 | len = read (0, text, sizeof(text)); |
||
| 1110 | if (len >= 1) |
||
| 1111 | { |
||
| 1112 | text[len-1] = 0; // rip off the /n and terminate |
||
| 1113 | return text; |
||
| 1114 | } |
||
| 1115 | } |
||
| 1116 | |||
| 1117 | return 0; |
||
| 1118 | |||
| 1119 | } |
||
| 1120 | #endif |
||
| 1121 | |||
| 1122 | void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height) |
||
| 1123 | { |
||
| 1124 | // direct drawing of the "accessing disk" icon isn't supported under Linux |
||
| 1125 | } |
||
| 1126 | |||
| 1127 | void D_EndDirectRect (int x, int y, int width, int height) |
||
| 1128 | { |
||
| 1129 | // direct drawing of the "accessing disk" icon isn't supported under Linux |
||
| 1130 | } |
||
| 1131 | |||
| 1132 | void IN_Init (void) |
||
| 1133 | { |
||
| 1134 | Cvar_RegisterVariable (&_windowed_mouse); |
||
| 1135 | Cvar_RegisterVariable (&m_filter); |
||
| 1136 | if ( COM_CheckParm ("-nomouse") ) |
||
| 1137 | return; |
||
| 1138 | mouse_x = mouse_y = 0.0; |
||
| 1139 | mouse_avail = 1; |
||
| 1140 | } |
||
| 1141 | |||
| 1142 | void IN_Shutdown (void) |
||
| 1143 | { |
||
| 1144 | mouse_avail = 0; |
||
| 1145 | } |
||
| 1146 | |||
| 1147 | void IN_Commands (void) |
||
| 1148 | { |
||
| 1149 | int i; |
||
| 1150 | |||
| 1151 | if (!mouse_avail) return; |
||
| 1152 | |||
| 1153 | for (i=0 ; i |
||
| 1154 | if ( (mouse_buttonstate & (1< |
||
| 1155 | Key_Event (K_MOUSE1 + i, true); |
||
| 1156 | |||
| 1157 | if ( !(mouse_buttonstate & (1< |
||
| 1158 | Key_Event (K_MOUSE1 + i, false); |
||
| 1159 | } |
||
| 1160 | mouse_oldbuttonstate = mouse_buttonstate; |
||
| 1161 | } |
||
| 1162 | |||
| 1163 | void IN_Move (usercmd_t *cmd) |
||
| 1164 | { |
||
| 1165 | if (!mouse_avail) |
||
| 1166 | return; |
||
| 1167 | |||
| 1168 | if (m_filter.value) { |
||
| 1169 | mouse_x = (mouse_x + old_mouse_x) * 0.5; |
||
| 1170 | mouse_y = (mouse_y + old_mouse_y) * 0.5; |
||
| 1171 | } |
||
| 1172 | |||
| 1173 | old_mouse_x = mouse_x; |
||
| 1174 | old_mouse_y = mouse_y; |
||
| 1175 | |||
| 1176 | mouse_x *= sensitivity.value; |
||
| 1177 | mouse_y *= sensitivity.value; |
||
| 1178 | |||
| 1179 | if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) |
||
| 1180 | cmd->sidemove += m_side.value * mouse_x; |
||
| 1181 | else |
||
| 1182 | cl.viewangles[YAW] -= m_yaw.value * mouse_x; |
||
| 1183 | if (in_mlook.state & 1) |
||
| 1184 | V_StopPitchDrift (); |
||
| 1185 | |||
| 1186 | if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) { |
||
| 1187 | cl.viewangles[PITCH] += m_pitch.value * mouse_y; |
||
| 1188 | if (cl.viewangles[PITCH] > 80) |
||
| 1189 | cl.viewangles[PITCH] = 80; |
||
| 1190 | if (cl.viewangles[PITCH] < -70) |
||
| 1191 | cl.viewangles[PITCH] = -70; |
||
| 1192 | } else { |
||
| 1193 | if ((in_strafe.state & 1) && noclip_anglehack) |
||
| 1194 | cmd->upmove -= m_forward.value * mouse_y; |
||
| 1195 | else |
||
| 1196 | cmd->forwardmove -= m_forward.value * mouse_y; |
||
| 1197 | } |
||
| 1198 | mouse_x = mouse_y = 0.0; |
||
| 1199 | } |