394 lines
12 KiB
C
394 lines
12 KiB
C
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// vid_sdl.h -- sdl video driver
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#include "SDL.h"
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#include "quakedef.h"
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#include "d_local.h"
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viddef_t vid; // global video state
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unsigned short d_8to16table[256];
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// The original defaults
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//#define BASEWIDTH 320
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//#define BASEHEIGHT 200
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// Much better for high resolution displays
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#define BASEWIDTH (320*2)
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#define BASEHEIGHT (200*2)
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int VGA_width, VGA_height, VGA_rowbytes, VGA_bufferrowbytes = 0;
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byte *VGA_pagebase;
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static SDL_Surface *screen = NULL;
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static qboolean mouse_avail;
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static float mouse_x, mouse_y;
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static int mouse_oldbuttonstate = 0;
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// No support for option menus
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void (*vid_menudrawfn)(void) = NULL;
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void (*vid_menukeyfn)(int key) = NULL;
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void VID_SetPalette (unsigned char *palette)
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{
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int i;
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SDL_Color colors[256];
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for ( i=0; i<256; ++i )
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{
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colors[i].r = *palette++;
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colors[i].g = *palette++;
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colors[i].b = *palette++;
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}
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SDL_SetColors(screen, colors, 0, 256);
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}
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void VID_ShiftPalette (unsigned char *palette)
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{
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VID_SetPalette(palette);
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}
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void VID_Init (unsigned char *palette)
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{
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int pnum, chunk;
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byte *cache;
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int cachesize;
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Uint8 video_bpp;
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Uint16 video_w, video_h;
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Uint32 flags;
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// Load the SDL library
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#ifdef _KOLIBRI
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if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO) < 0)
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#else
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if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO|SDL_INIT_CDROM) < 0)
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#endif
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Sys_Error("VID: Couldn't load SDL: %s", SDL_GetError());
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// Set up display mode (width and height)
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vid.width = BASEWIDTH;
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vid.height = BASEHEIGHT;
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vid.maxwarpwidth = WARP_WIDTH;
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vid.maxwarpheight = WARP_HEIGHT;
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if ((pnum=COM_CheckParm("-winsize")))
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{
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if (pnum >= com_argc-2)
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Sys_Error("VID: -winsize <width> <height>\n");
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vid.width = Q_atoi(com_argv[pnum+1]);
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vid.height = Q_atoi(com_argv[pnum+2]);
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if (!vid.width || !vid.height)
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Sys_Error("VID: Bad window width/height\n");
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}
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// Set video width, height and flags
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flags = (SDL_SWSURFACE|SDL_HWPALETTE);
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if ( COM_CheckParm ("-fullscreen") )
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flags |= SDL_FULLSCREEN;
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// Initialize display
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if (!(screen = SDL_SetVideoMode(vid.width, vid.height, 8, flags)))
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Sys_Error("VID: Couldn't set video mode: %s\n", SDL_GetError());
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VID_SetPalette(palette);
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SDL_WM_SetCaption("sdlquake","sdlquake");
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// now know everything we need to know about the buffer
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VGA_width = vid.conwidth = vid.width;
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VGA_height = vid.conheight = vid.height;
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vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0);
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vid.numpages = 1;
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vid.colormap = host_colormap;
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vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
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VGA_pagebase = vid.buffer = screen->pixels;
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VGA_rowbytes = vid.rowbytes = screen->pitch;
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vid.conbuffer = vid.buffer;
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vid.conrowbytes = vid.rowbytes;
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vid.direct = 0;
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// allocate z buffer and surface cache
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chunk = vid.width * vid.height * sizeof (*d_pzbuffer);
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cachesize = D_SurfaceCacheForRes (vid.width, vid.height);
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chunk += cachesize;
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d_pzbuffer = Hunk_HighAllocName(chunk, "video");
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if (d_pzbuffer == NULL)
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Sys_Error ("Not enough memory for video mode\n");
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// initialize the cache memory
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cache = (byte *) d_pzbuffer
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+ vid.width * vid.height * sizeof (*d_pzbuffer);
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D_InitCaches (cache, cachesize);
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// initialize the mouse
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SDL_ShowCursor(0);
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}
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void VID_Shutdown (void)
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{
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SDL_Quit();
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}
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void VID_Update (vrect_t *rects)
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{
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SDL_Rect *sdlrects;
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int n, i;
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vrect_t *rect;
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// Two-pass system, since Quake doesn't do it the SDL way...
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// First, count the number of rectangles
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n = 0;
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for (rect = rects; rect; rect = rect->pnext)
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++n;
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// Second, copy them to SDL rectangles and update
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if (!(sdlrects = (SDL_Rect *)alloca(n*sizeof(*sdlrects))))
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Sys_Error("Out of memory");
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i = 0;
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for (rect = rects; rect; rect = rect->pnext)
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{
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sdlrects[i].x = rect->x;
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sdlrects[i].y = rect->y;
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sdlrects[i].w = rect->width;
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sdlrects[i].h = rect->height;
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++i;
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}
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SDL_UpdateRects(screen, n, sdlrects);
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}
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/*
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================
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D_BeginDirectRect
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================
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*/
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void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height)
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{
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Uint8 *offset;
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if (!screen) return;
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if ( x < 0 ) x = screen->w+x-1;
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offset = (Uint8 *)screen->pixels + y*screen->pitch + x;
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while ( height-- )
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{
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memcpy(offset, pbitmap, width);
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offset += screen->pitch;
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pbitmap += width;
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}
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}
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/*
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================
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D_EndDirectRect
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================
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*/
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void D_EndDirectRect (int x, int y, int width, int height)
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{
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if (!screen) return;
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if (x < 0) x = screen->w+x-1;
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SDL_UpdateRect(screen, x, y, width, height);
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}
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/*
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================
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Sys_SendKeyEvents
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================
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*/
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void Sys_SendKeyEvents(void)
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{
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SDL_Event event;
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int sym, state;
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int modstate;
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while (SDL_PollEvent(&event))
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{
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switch (event.type) {
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case SDL_KEYDOWN:
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case SDL_KEYUP:
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sym = event.key.keysym.sym;
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state = event.key.state;
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modstate = SDL_GetModState();
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switch(sym)
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{
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case SDLK_DELETE: sym = K_DEL; break;
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case SDLK_BACKSPACE: sym = K_BACKSPACE; break;
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case SDLK_F1: sym = K_F1; break;
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case SDLK_F2: sym = K_F2; break;
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case SDLK_F3: sym = K_F3; break;
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case SDLK_F4: sym = K_F4; break;
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case SDLK_F5: sym = K_F5; break;
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case SDLK_F6: sym = K_F6; break;
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case SDLK_F7: sym = K_F7; break;
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case SDLK_F8: sym = K_F8; break;
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case SDLK_F9: sym = K_F9; break;
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case SDLK_F10: sym = K_F10; break;
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case SDLK_F11: sym = K_F11; break;
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case SDLK_F12: sym = K_F12; break;
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case SDLK_BREAK:
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case SDLK_PAUSE: sym = K_PAUSE; break;
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case SDLK_UP: sym = K_UPARROW; break;
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case SDLK_DOWN: sym = K_DOWNARROW; break;
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case SDLK_RIGHT: sym = K_RIGHTARROW; break;
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case SDLK_LEFT: sym = K_LEFTARROW; break;
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case SDLK_INSERT: sym = K_INS; break;
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case SDLK_HOME: sym = K_HOME; break;
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case SDLK_END: sym = K_END; break;
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case SDLK_PAGEUP: sym = K_PGUP; break;
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case SDLK_PAGEDOWN: sym = K_PGDN; break;
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case SDLK_RSHIFT:
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case SDLK_LSHIFT: sym = K_SHIFT; break;
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case SDLK_RCTRL:
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case SDLK_LCTRL: sym = K_CTRL; break;
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case SDLK_RALT:
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case SDLK_LALT: sym = K_ALT; break;
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case SDLK_KP0:
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if(modstate & KMOD_NUM) sym = K_INS;
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else sym = SDLK_0;
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break;
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case SDLK_KP1:
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if(modstate & KMOD_NUM) sym = K_END;
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else sym = SDLK_1;
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break;
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case SDLK_KP2:
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if(modstate & KMOD_NUM) sym = K_DOWNARROW;
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else sym = SDLK_2;
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break;
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case SDLK_KP3:
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if(modstate & KMOD_NUM) sym = K_PGDN;
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else sym = SDLK_3;
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break;
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case SDLK_KP4:
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if(modstate & KMOD_NUM) sym = K_LEFTARROW;
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else sym = SDLK_4;
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break;
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case SDLK_KP5: sym = SDLK_5; break;
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case SDLK_KP6:
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if(modstate & KMOD_NUM) sym = K_RIGHTARROW;
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else sym = SDLK_6;
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break;
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case SDLK_KP7:
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if(modstate & KMOD_NUM) sym = K_HOME;
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else sym = SDLK_7;
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break;
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case SDLK_KP8:
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if(modstate & KMOD_NUM) sym = K_UPARROW;
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else sym = SDLK_8;
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break;
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case SDLK_KP9:
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if(modstate & KMOD_NUM) sym = K_PGUP;
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else sym = SDLK_9;
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break;
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case SDLK_KP_PERIOD:
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if(modstate & KMOD_NUM) sym = K_DEL;
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else sym = SDLK_PERIOD;
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break;
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case SDLK_KP_DIVIDE: sym = SDLK_SLASH; break;
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case SDLK_KP_MULTIPLY: sym = SDLK_ASTERISK; break;
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case SDLK_KP_MINUS: sym = SDLK_MINUS; break;
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case SDLK_KP_PLUS: sym = SDLK_PLUS; break;
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case SDLK_KP_ENTER: sym = SDLK_RETURN; break;
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case SDLK_KP_EQUALS: sym = SDLK_EQUALS; break;
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}
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// If we're not directly handled and still above 255
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// just force it to 0
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if(sym > 255) sym = 0;
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Key_Event(sym, state);
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break;
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case SDL_MOUSEMOTION:
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if ( (event.motion.x != (vid.width/2)) ||
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(event.motion.y != (vid.height/2)) ) {
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mouse_x = event.motion.xrel*10;
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mouse_y = event.motion.yrel*10;
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if ( (event.motion.x < ((vid.width/2)-(vid.width/4))) ||
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(event.motion.x > ((vid.width/2)+(vid.width/4))) ||
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(event.motion.y < ((vid.height/2)-(vid.height/4))) ||
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(event.motion.y > ((vid.height/2)+(vid.height/4))) ) {
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SDL_WarpMouse(vid.width/2, vid.height/2);
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}
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}
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break;
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case SDL_QUIT:
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CL_Disconnect ();
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Host_ShutdownServer(false);
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Sys_Quit ();
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break;
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default:
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break;
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}
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}
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}
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void IN_Init (void)
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{
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if ( COM_CheckParm ("-nomouse") )
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return;
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mouse_x = mouse_y = 0.0;
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mouse_avail = 1;
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}
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void IN_Shutdown (void)
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{
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mouse_avail = 0;
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}
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void IN_Commands (void)
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{
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int i;
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int mouse_buttonstate;
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if (!mouse_avail) return;
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i = SDL_GetMouseState(NULL, NULL);
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/* Quake swaps the second and third buttons */
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mouse_buttonstate = (i & ~0x06) | ((i & 0x02)<<1) | ((i & 0x04)>>1);
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for (i=0 ; i<3 ; i++) {
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if ( (mouse_buttonstate & (1<<i)) && !(mouse_oldbuttonstate & (1<<i)) )
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Key_Event (K_MOUSE1 + i, true);
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if ( !(mouse_buttonstate & (1<<i)) && (mouse_oldbuttonstate & (1<<i)) )
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Key_Event (K_MOUSE1 + i, false);
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}
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mouse_oldbuttonstate = mouse_buttonstate;
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}
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void IN_Move (usercmd_t *cmd)
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{
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if (!mouse_avail)
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return;
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mouse_x *= sensitivity.value;
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mouse_y *= sensitivity.value;
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if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))
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cmd->sidemove += m_side.value * mouse_x;
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else
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cl.viewangles[YAW] -= m_yaw.value * mouse_x;
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if (in_mlook.state & 1)
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|
|
V_StopPitchDrift ();
|
||
|
|
|
||
|
|
if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) {
|
||
|
|
cl.viewangles[PITCH] += m_pitch.value * mouse_y;
|
||
|
|
if (cl.viewangles[PITCH] > 80)
|
||
|
|
cl.viewangles[PITCH] = 80;
|
||
|
|
if (cl.viewangles[PITCH] < -70)
|
||
|
|
cl.viewangles[PITCH] = -70;
|
||
|
|
} else {
|
||
|
|
if ((in_strafe.state & 1) && noclip_anglehack)
|
||
|
|
cmd->upmove -= m_forward.value * mouse_y;
|
||
|
|
else
|
||
|
|
cmd->forwardmove -= m_forward.value * mouse_y;
|
||
|
|
}
|
||
|
|
mouse_x = mouse_y = 0.0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
================
|
||
|
|
Sys_ConsoleInput
|
||
|
|
================
|
||
|
|
*/
|
||
|
|
char *Sys_ConsoleInput (void)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|