Mercurial > sdl-ios-xcode
view src/video/gem/SDL_gemvideo.c @ 1505:4d005dfbb7f5
Fixed bug #139
The text in SDL_WM_SetCaption() is in UTF-8 encoding.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Mon, 13 Mar 2006 01:33:58 +0000 |
parents | 2405517b5eab |
children | 8d9bb0cf2c2a |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2006 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" /* GEM video driver Patrice Mandin and work from Olivier Landemarre, Johan Klockars, Xavier Joubert, Claude Attard */ /* Mint includes */ #include <gem.h> #include <gemx.h> #include <mint/osbind.h> #include <mint/cookie.h> #include "SDL_endian.h" #include "SDL_video.h" #include "SDL_mouse.h" #include "../SDL_sysvideo.h" #include "../SDL_pixels_c.h" #include "../../events/SDL_events_c.h" #include "../SDL_cursor_c.h" #include "../ataricommon/SDL_ataric2p_s.h" #include "../ataricommon/SDL_atarieddi_s.h" #include "../ataricommon/SDL_atarimxalloc_c.h" #include "../ataricommon/SDL_atarigl_c.h" #include "SDL_gemvideo.h" #include "SDL_gemevents_c.h" #include "SDL_gemmouse_c.h" #include "SDL_gemwm_c.h" #include "../ataricommon/SDL_xbiosevents_c.h" #include "../ataricommon/SDL_ataridevmouse_c.h" /* Defines */ /*#define DEBUG_VIDEO_GEM 1*/ #define GEM_VID_DRIVER_NAME "gem" #undef MIN #define MIN(a,b) (((a)<(b)) ? (a) : (b)) #undef MAX #define MAX(a,b) (((a)>(b)) ? (a) : (b)) /* Variables */ static unsigned char vdi_index[256] = { 0, 2, 3, 6, 4, 7, 5, 8, 9, 10, 11, 14, 12, 15, 13, 255 }; static const unsigned char empty_name[]=""; /* Initialization/Query functions */ static int GEM_VideoInit(_THIS, SDL_PixelFormat *vformat); static SDL_Rect **GEM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); static SDL_Surface *GEM_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); static int GEM_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); static void GEM_VideoQuit(_THIS); /* Hardware surface functions */ static int GEM_AllocHWSurface(_THIS, SDL_Surface *surface); static int GEM_LockHWSurface(_THIS, SDL_Surface *surface); static int GEM_FlipHWSurface(_THIS, SDL_Surface *surface); static void GEM_UnlockHWSurface(_THIS, SDL_Surface *surface); static void GEM_FreeHWSurface(_THIS, SDL_Surface *surface); static void GEM_UpdateRects(_THIS, int numrects, SDL_Rect *rects); #if 0 static int GEM_ToggleFullScreen(_THIS, int on); #endif /* Internal functions */ static void GEM_FreeBuffers(_THIS); static void GEM_ClearScreen(_THIS); static void GEM_ClearRect(_THIS, short *rect); static void GEM_SetNewPalette(_THIS, Uint16 newpal[256][3]); static void GEM_LockScreen(_THIS); static void GEM_UnlockScreen(_THIS); static void refresh_window(_THIS, int winhandle, short *rect); #if SDL_VIDEO_OPENGL /* OpenGL functions */ static void GEM_GL_SwapBuffers(_THIS); #endif /* GEM driver bootstrap functions */ static int GEM_Available(void) { /* Test if AES available */ if (appl_init() == -1) return 0; appl_exit(); return 1; } static void GEM_DeleteDevice(SDL_VideoDevice *device) { SDL_free(device->hidden); SDL_free(device); } static SDL_VideoDevice *GEM_CreateDevice(int devindex) { SDL_VideoDevice *device; int vectors_mask; unsigned long dummy; /* Initialize all variables that we clean on shutdown */ device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); if ( device ) { SDL_memset(device, 0, (sizeof *device)); device->hidden = (struct SDL_PrivateVideoData *) SDL_malloc((sizeof *device->hidden)); device->gl_data = (struct SDL_PrivateGLData *) SDL_malloc((sizeof *device->gl_data)); } if ( (device == NULL) || (device->hidden == NULL) ) { SDL_OutOfMemory(); if ( device ) { SDL_free(device); } return(0); } SDL_memset(device->hidden, 0, (sizeof *device->hidden)); SDL_memset(device->gl_data, 0, sizeof(*device->gl_data)); /* Set the function pointers */ device->VideoInit = GEM_VideoInit; device->ListModes = GEM_ListModes; device->SetVideoMode = GEM_SetVideoMode; device->SetColors = GEM_SetColors; device->UpdateRects = NULL /*GEM_UpdateRects*/; device->VideoQuit = GEM_VideoQuit; device->AllocHWSurface = GEM_AllocHWSurface; device->LockHWSurface = GEM_LockHWSurface; device->UnlockHWSurface = GEM_UnlockHWSurface; device->FlipHWSurface = GEM_FlipHWSurface; device->FreeHWSurface = GEM_FreeHWSurface; device->ToggleFullScreen = NULL /*GEM_ToggleFullScreen*/; /* Window manager */ device->SetCaption = GEM_SetCaption; device->SetIcon = GEM_SetIcon; device->IconifyWindow = GEM_IconifyWindow; device->GrabInput = GEM_GrabInput; /* Events */ device->InitOSKeymap = GEM_InitOSKeymap; device->PumpEvents = GEM_PumpEvents; /* Mouse */ device->FreeWMCursor = GEM_FreeWMCursor; device->CreateWMCursor = GEM_CreateWMCursor; device->ShowWMCursor = GEM_ShowWMCursor; device->WarpWMCursor = NULL /*GEM_WarpWMCursor*/; device->CheckMouseMode = GEM_CheckMouseMode; #if SDL_VIDEO_OPENGL /* OpenGL functions */ device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary; device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress; device->GL_GetAttribute = SDL_AtariGL_GetAttribute; device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent; device->GL_SwapBuffers = GEM_GL_SwapBuffers; #endif device->hidden->use_dev_mouse = (SDL_AtariDevMouse_Open()!=0) ? SDL_TRUE : SDL_FALSE; vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */ if (!(device->hidden->use_dev_mouse)) { vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */ } if (Getcookie(C_MiNT, &dummy)==C_FOUND) { vectors_mask = 0; } SDL_AtariXbios_InstallVectors(vectors_mask); device->free = GEM_DeleteDevice; return device; } VideoBootStrap GEM_bootstrap = { GEM_VID_DRIVER_NAME, "Atari GEM video driver", GEM_Available, GEM_CreateDevice }; static void VDI_ReadExtInfo(_THIS, short *work_out) { unsigned long EdDI_version; unsigned long cookie_EdDI; Uint32 num_colours; Uint16 clut_type, num_bits; /* Read EdDI informations */ if (Getcookie(C_EdDI, &cookie_EdDI) == C_NOTFOUND) { return; } EdDI_version = Atari_get_EdDI_version( (void *)cookie_EdDI); vq_scrninfo(VDI_handle, work_out); VDI_format = work_out[0]; clut_type = work_out[1]; num_bits = work_out[2]; num_colours = *((Uint32 *) &work_out[3]); /* With EdDI>=1.1, we can have screen pitch, address and format * so we can directly write to screen without using vro_cpyfm */ if (EdDI_version >= EDDI_11) { VDI_pitch = work_out[5]; VDI_screen = (void *) *((unsigned long *) &work_out[6]); } switch(clut_type) { case VDI_CLUT_HARDWARE: { int i; Uint16 *tmp_p; tmp_p = (Uint16 *)&work_out[16]; for (i=0;i<256;i++) { vdi_index[*tmp_p++] = i; } } break; case VDI_CLUT_SOFTWARE: { int component; /* red, green, blue, alpha, overlay */ int num_bit; unsigned short *tmp_p; /* We can build masks with info here */ tmp_p = (unsigned short *) &work_out[16]; for (component=0;component<5;component++) { for (num_bit=0;num_bit<16;num_bit++) { unsigned short valeur; valeur = *tmp_p++; if (valeur == 0xffff) { continue; } switch(component) { case 0: VDI_redmask |= 1<< valeur; break; case 1: VDI_greenmask |= 1<< valeur; break; case 2: VDI_bluemask |= 1<< valeur; break; case 3: VDI_alphamask |= 1<< valeur; break; } } } } /* Remove lower green bits for Intel endian screen */ if ((VDI_greenmask == ((7<<13)|3)) || (VDI_greenmask == ((7<<13)|7))) { VDI_greenmask &= ~(7<<13); } break; case VDI_CLUT_NONE: break; } } int GEM_VideoInit(_THIS, SDL_PixelFormat *vformat) { int i, menubar_size; short work_in[12], work_out[272], dummy; /* Open AES (Application Environment Services) */ if (appl_init() == -1) { fprintf(stderr,"Can not open AES\n"); return 1; } /* Read version and features */ GEM_version = aes_global[0]; if (GEM_version >= 0x0410) { short ap_gout[4], errorcode; GEM_wfeatures=0; errorcode=appl_getinfo(AES_WINDOW, &ap_gout[0], &ap_gout[1], &ap_gout[2], &ap_gout[3]); if (errorcode==0) { GEM_wfeatures=ap_gout[0]; } } /* Ask VDI physical workstation handle opened by AES */ VDI_handle = graf_handle(&dummy, &dummy, &dummy, &dummy); if (VDI_handle<1) { fprintf(stderr,"Wrong VDI handle %d returned by AES\n",VDI_handle); return 1; } /* Open virtual VDI workstation */ work_in[0]=Getrez()+2; for(i = 1; i < 10; i++) work_in[i] = 1; work_in[10] = 2; v_opnvwk(work_in, &VDI_handle, work_out); if (VDI_handle == 0) { fprintf(stderr,"Can not open VDI virtual workstation\n"); return 1; } /* Read fullscreen size */ VDI_w = work_out[0] + 1; VDI_h = work_out[1] + 1; /* Read desktop size and position */ if (!wind_get(DESKTOP_HANDLE, WF_WORKXYWH, &GEM_desk_x, &GEM_desk_y, &GEM_desk_w, &GEM_desk_h)) { fprintf(stderr,"Can not read desktop properties\n"); return 1; } /* Read bit depth */ vq_extnd(VDI_handle, 1, work_out); VDI_bpp = work_out[4]; VDI_oldnumcolors=0; switch(VDI_bpp) { case 8: VDI_pixelsize=1; break; case 15: case 16: VDI_pixelsize=2; break; case 24: VDI_pixelsize=3; break; case 32: VDI_pixelsize=4; break; default: fprintf(stderr,"%d bits colour depth not supported\n",VDI_bpp); return 1; } /* Setup hardware -> VDI palette mapping */ for(i = 16; i < 255; i++) { vdi_index[i] = i; } vdi_index[255] = 1; /* Save current palette */ if (VDI_bpp>8) { VDI_oldnumcolors=1<<8; } else { VDI_oldnumcolors=1<<VDI_bpp; } for(i = 0; i < VDI_oldnumcolors; i++) { short rgb[3]; vq_color(VDI_handle, i, 0, rgb); VDI_oldpalette[i][0] = rgb[0]; VDI_oldpalette[i][1] = rgb[1]; VDI_oldpalette[i][2] = rgb[2]; } VDI_setpalette = GEM_SetNewPalette; SDL_memcpy(VDI_curpalette,VDI_oldpalette,sizeof(VDI_curpalette)); /* Setup screen info */ GEM_title_name = empty_name; GEM_icon_name = empty_name; GEM_handle = -1; GEM_locked = SDL_FALSE; GEM_win_fulled = SDL_FALSE; GEM_fullscreen = SDL_FALSE; GEM_lock_redraw = SDL_TRUE; /* Prevent redraw till buffers are setup */ VDI_screen = NULL; VDI_pitch = VDI_w * VDI_pixelsize; VDI_format = ( (VDI_bpp <= 8) ? VDI_FORMAT_INTER : VDI_FORMAT_PACK); VDI_redmask = VDI_greenmask = VDI_bluemask = VDI_alphamask = 0; VDI_ReadExtInfo(this, work_out); #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: screen: address=0x%08x, pitch=%d\n", VDI_screen, VDI_pitch); printf("sdl:video:gem: format=%d\n", VDI_format); printf("sdl:video:gem: masks: 0x%08x, 0x%08x, 0x%08x, 0x%08x\n", VDI_alphamask, VDI_redmask, VDI_greenmask, VDI_bluemask ); #endif /* Setup destination mfdb */ VDI_dst_mfdb.fd_addr = NULL; /* Update hardware info */ this->info.hw_available = 0; this->info.video_mem = 0; /* Determine the screen depth */ /* we change this during the SDL_SetVideoMode implementation... */ vformat->BitsPerPixel = VDI_bpp; /* Set mouse cursor to arrow */ graf_mouse(ARROW, NULL); /* Init chunky to planar routine */ SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; /* Setup VDI fill functions */ vsf_color(VDI_handle,0); vsf_interior(VDI_handle,1); vsf_perimeter(VDI_handle,0); /* Menu bar save buffer */ menubar_size = GEM_desk_w * GEM_desk_y * VDI_pixelsize; GEM_menubar=Atari_SysMalloc(menubar_size,MX_PREFTTRAM); /* Fill video modes list */ SDL_modelist[0] = SDL_malloc(sizeof(SDL_Rect)); SDL_modelist[0]->x = 0; SDL_modelist[0]->y = 0; SDL_modelist[0]->w = VDI_w; SDL_modelist[0]->h = VDI_h; SDL_modelist[1] = NULL; #if SDL_VIDEO_OPENGL SDL_AtariGL_InitPointers(this); #endif /* We're done! */ return(0); } SDL_Rect **GEM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) { if (format->BitsPerPixel != VDI_bpp) { return ((SDL_Rect **)NULL); } if (flags & SDL_FULLSCREEN) { return (SDL_modelist); } return((SDL_Rect **)-1); } static void GEM_FreeBuffers(_THIS) { /* Release buffer */ if ( GEM_buffer2 ) { Mfree( GEM_buffer2 ); GEM_buffer2=NULL; } if ( GEM_buffer1 ) { Mfree( GEM_buffer1 ); GEM_buffer1=NULL; } } static void GEM_ClearRect(_THIS, short *rect) { short oldrgb[3], rgb[3]={0,0,0}; vq_color(VDI_handle, vdi_index[0], 0, oldrgb); vs_color(VDI_handle, vdi_index[0], rgb); vsf_color(VDI_handle,0); vsf_interior(VDI_handle,1); vsf_perimeter(VDI_handle,0); v_bar(VDI_handle, rect); vs_color(VDI_handle, vdi_index[0], oldrgb); } static void GEM_ClearScreen(_THIS) { short pxy[4]; v_hide_c(VDI_handle); pxy[0] = pxy[1] = 0; pxy[2] = VDI_w - 1; pxy[3] = VDI_h - 1; GEM_ClearRect(this, pxy); v_show_c(VDI_handle, 1); } static void GEM_SetNewPalette(_THIS, Uint16 newpal[256][3]) { int i; short rgb[3]; if (VDI_oldnumcolors==0) return; for(i = 0; i < VDI_oldnumcolors; i++) { rgb[0] = newpal[i][0]; rgb[1] = newpal[i][1]; rgb[2] = newpal[i][2]; vs_color(VDI_handle, i, rgb); } } static void GEM_LockScreen(_THIS) { if (!GEM_locked) { /* Lock AES */ wind_update(BEG_UPDATE); wind_update(BEG_MCTRL); /* Reserve memory space, used to be sure of compatibility */ form_dial( FMD_START, 0,0,0,0, 0,0,VDI_w,VDI_h); /* Save menu bar */ if (GEM_menubar) { MFDB mfdb_src; short blitcoords[8]; mfdb_src.fd_addr=GEM_menubar; mfdb_src.fd_w=GEM_desk_w; mfdb_src.fd_h=GEM_desk_y; mfdb_src.fd_wdwidth=GEM_desk_w>>4; mfdb_src.fd_nplanes=VDI_bpp; mfdb_src.fd_stand= mfdb_src.fd_r1= mfdb_src.fd_r2= mfdb_src.fd_r3= 0; blitcoords[0] = blitcoords[4] = 0; blitcoords[1] = blitcoords[5] = 0; blitcoords[2] = blitcoords[6] = GEM_desk_w-1; blitcoords[3] = blitcoords[7] = GEM_desk_y-1; vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &VDI_dst_mfdb, &mfdb_src); } GEM_locked=SDL_TRUE; } } static void GEM_UnlockScreen(_THIS) { if (GEM_locked) { /* Restore menu bar */ if (GEM_menubar) { MFDB mfdb_src; short blitcoords[8]; mfdb_src.fd_addr=GEM_menubar; mfdb_src.fd_w=GEM_desk_w; mfdb_src.fd_h=GEM_desk_y; mfdb_src.fd_wdwidth=GEM_desk_w>>4; mfdb_src.fd_nplanes=VDI_bpp; mfdb_src.fd_stand= mfdb_src.fd_r1= mfdb_src.fd_r2= mfdb_src.fd_r3= 0; blitcoords[0] = blitcoords[4] = 0; blitcoords[1] = blitcoords[5] = 0; blitcoords[2] = blitcoords[6] = GEM_desk_w-1; blitcoords[3] = blitcoords[7] = GEM_desk_y-1; vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); } /* Restore screen memory, and send REDRAW to all apps */ form_dial( FMD_FINISH, 0,0,0,0, 0,0,VDI_w,VDI_h); /* Unlock AES */ wind_update(END_MCTRL); wind_update(END_UPDATE); GEM_locked=SDL_FALSE; } } SDL_Surface *GEM_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags) { int maxwidth, maxheight; Uint32 modeflags, screensize; SDL_bool use_shadow1, use_shadow2; /*--- Verify if asked mode can be used ---*/ if (flags & SDL_FULLSCREEN) { maxwidth=VDI_w; maxheight=VDI_h; } else { /* Windowed mode */ maxwidth=GEM_desk_w; maxheight=GEM_desk_h; } /* width must be multiple of 16, for vro_cpyfm() and c2p_convert() */ if ((width & 15) != 0) { width = (width | 15) +1; } if ((maxwidth < width) || (maxheight < height) || (VDI_bpp != bpp)) { SDL_SetError("Couldn't find requested mode in list"); return(NULL); } /*--- Allocate the new pixel format for the screen ---*/ if ( ! SDL_ReallocFormat(current, VDI_bpp, VDI_redmask, VDI_greenmask, VDI_bluemask, VDI_alphamask) ) { SDL_SetError("Couldn't allocate new pixel format for requested mode"); return(NULL); } screensize = width * height * VDI_pixelsize; #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: setvideomode(): %dx%dx%d = %d\n", width, height, bpp, screensize); #endif /*--- Allocate shadow buffers if needed, and conversion operations ---*/ GEM_FreeBuffers(this); GEM_bufops=0; use_shadow1=use_shadow2=SDL_FALSE; if (VDI_screen && (flags & SDL_FULLSCREEN)) { if (VDI_format==VDI_FORMAT_INTER) { use_shadow1=SDL_TRUE; GEM_bufops = B2S_C2P_1TOS; } } else { use_shadow1=SDL_TRUE; if (VDI_format==VDI_FORMAT_PACK) { GEM_bufops = B2S_VROCPYFM_1TOS; } else { use_shadow2=SDL_TRUE; GEM_bufops = B2S_C2P_1TO2|B2S_VROCPYFM_2TOS; } } if (use_shadow1) { GEM_buffer1 = Atari_SysMalloc(screensize, MX_PREFTTRAM); if (GEM_buffer1==NULL) { SDL_SetError("Can not allocate %d KB for frame buffer", screensize>>10); return NULL; } SDL_memset(GEM_buffer1, 0, screensize); #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: setvideomode(): allocated buffer 1\n"); #endif } if (use_shadow2) { GEM_buffer2 = Atari_SysMalloc(screensize, MX_PREFTTRAM); if (GEM_buffer2==NULL) { SDL_SetError("Can not allocate %d KB for shadow buffer", screensize>>10); return NULL; } SDL_memset(GEM_buffer2, 0, screensize); #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: setvideomode(): allocated buffer 2\n"); #endif } /*--- Initialize screen ---*/ modeflags = SDL_PREALLOC; if (VDI_bpp == 8) { modeflags |= SDL_HWPALETTE; } if (flags & SDL_FULLSCREEN) { GEM_LockScreen(this); GEM_ClearScreen(this); modeflags |= SDL_FULLSCREEN; if (VDI_screen && (VDI_format==VDI_FORMAT_PACK) && !use_shadow1) { modeflags |= SDL_HWSURFACE; } else { modeflags |= SDL_SWSURFACE; } GEM_fullscreen = SDL_TRUE; } else { int old_win_type; short x2,y2,w2,h2; GEM_UnlockScreen(this); /* Set window gadgets */ old_win_type = GEM_win_type; if (!(flags & SDL_NOFRAME)) { GEM_win_type=NAME|MOVER|CLOSER|SMALLER; if (flags & SDL_RESIZABLE) { GEM_win_type |= FULLER|SIZER; modeflags |= SDL_RESIZABLE; } } else { GEM_win_type=0; modeflags |= SDL_NOFRAME; } modeflags |= SDL_SWSURFACE; /* Recreate window ? only for different widget or non-created window */ if ((old_win_type != GEM_win_type) || (GEM_handle < 0)) { /* Calculate window size */ if (!wind_calc(WC_BORDER, GEM_win_type, 0,0,width,height, &x2,&y2,&w2,&h2)) { GEM_FreeBuffers(this); SDL_SetError("Can not calculate window attributes"); return NULL; } /* Center window */ x2 = GEM_desk_x+((GEM_desk_w-w2)>>1); y2 = GEM_desk_y+((GEM_desk_h-h2)>>1); /* Destroy existing window */ if (GEM_handle >= 0) { wind_close(GEM_handle); wind_delete(GEM_handle); } /* Create window */ GEM_handle=wind_create(GEM_win_type, x2,y2,w2,h2); if (GEM_handle<0) { GEM_FreeBuffers(this); SDL_SetError("Can not create window"); return NULL; } #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: handle=%d\n", GEM_handle); #endif /* Setup window name */ wind_set(GEM_handle,WF_NAME,(short)(((unsigned long)GEM_title_name)>>16),(short)(((unsigned long)GEM_title_name) & 0xffff),0,0); GEM_refresh_name = SDL_FALSE; /* Open the window */ wind_open(GEM_handle,x2,y2,w2,h2); } else { /* Resize window if needed, to fit asked video mode */ if (modeflags & SDL_RESIZABLE) { wind_get (GEM_handle, WF_WORKXYWH, &x2,&y2,&w2,&h2); if ((w2&15)!=0) { w2=(w2|15)+1; } if ((w2!=width) || (h2!=height)) { if (wind_calc(WC_BORDER, GEM_win_type, x2,y2,width,height, &x2,&y2,&w2,&h2)) { wind_set (GEM_handle, WF_CURRXYWH, x2,y2,w2,h2); } } } } GEM_fullscreen = SDL_FALSE; } /* Set up the new mode framebuffer */ current->w = width; current->h = height; if (use_shadow1) { current->pixels = GEM_buffer1; current->pitch = width * VDI_pixelsize; } else { current->pixels = VDI_screen; current->pitch = VDI_pitch; } #if SDL_VIDEO_OPENGL if (flags & SDL_OPENGL) { if (!SDL_AtariGL_Init(this, current)) { GEM_FreeBuffers(this); SDL_SetError("Can not create OpenGL context"); return NULL; } modeflags |= SDL_OPENGL; } #endif current->flags = modeflags; #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: surface: %dx%d\n", current->w, current->h); #endif this->UpdateRects = GEM_UpdateRects; GEM_lock_redraw = SDL_FALSE; /* Enable redraw */ /* We're done */ return(current); } static int GEM_AllocHWSurface(_THIS, SDL_Surface *surface) { return -1; } static void GEM_FreeHWSurface(_THIS, SDL_Surface *surface) { return; } static int GEM_LockHWSurface(_THIS, SDL_Surface *surface) { return(0); } static void GEM_UnlockHWSurface(_THIS, SDL_Surface *surface) { return; } static void GEM_UpdateRectsFullscreen(_THIS, int numrects, SDL_Rect *rects) { SDL_Surface *surface; int i, surf_width; surface = this->screen; /* Need to be a multiple of 16 pixels */ surf_width=surface->w; if ((surf_width & 15) != 0) { surf_width = (surf_width | 15) + 1; } if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { void *destscr; int destpitch; if (GEM_bufops & B2S_C2P_1TOS) { destscr = VDI_screen; destpitch = VDI_pitch; } else { destscr = GEM_buffer2; destpitch = surface->pitch; } for (i=0;i<numrects;i++) { void *source,*destination; int x1,x2; x1 = rects[i].x & ~15; x2 = rects[i].x+rects[i].w; if (x2 & 15) { x2 = (x2 | 15) +1; } source = surface->pixels; source += surface->pitch * rects[i].y; source += x1; destination = destscr; destination += destpitch * rects[i].y; destination += x1; SDL_Atari_C2pConvert( source, destination, x2-x1, rects[i].h, SDL_FALSE, surface->pitch, destpitch ); } } if (GEM_bufops & (B2S_VROCPYFM_1TOS|B2S_VROCPYFM_2TOS)) { MFDB mfdb_src; short blitcoords[8]; mfdb_src.fd_addr=surface->pixels; mfdb_src.fd_w=surf_width; mfdb_src.fd_h=surface->h; mfdb_src.fd_wdwidth= (surface->pitch/VDI_pixelsize) >> 4; mfdb_src.fd_nplanes=surface->format->BitsPerPixel; mfdb_src.fd_stand= mfdb_src.fd_r1= mfdb_src.fd_r2= mfdb_src.fd_r3= 0; if (GEM_bufops & B2S_VROCPYFM_2TOS) { mfdb_src.fd_addr=GEM_buffer2; } for ( i=0; i<numrects; ++i ) { blitcoords[0] = blitcoords[4] = rects[i].x; blitcoords[1] = blitcoords[5] = rects[i].y; blitcoords[2] = blitcoords[6] = rects[i].x + rects[i].w - 1; blitcoords[3] = blitcoords[7] = rects[i].y + rects[i].h - 1; vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); } } } static void GEM_UpdateRectsWindowed(_THIS, int numrects, SDL_Rect *rects) { short pxy[4], wind_pxy[4]; int i; if (wind_get(GEM_handle, WF_WORKXYWH, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])==0) { return; } for ( i=0; i<numrects; ++i ) { pxy[0] = wind_pxy[0] + rects[i].x; pxy[1] = wind_pxy[1] + rects[i].y; pxy[2] = rects[i].w; pxy[3] = rects[i].h; GEM_wind_redraw(this, GEM_handle, pxy); } } static void GEM_UpdateRects(_THIS, int numrects, SDL_Rect *rects) { SDL_Surface *surface; if (GEM_lock_redraw) { return; } surface = this->screen; if (surface->flags & SDL_FULLSCREEN) { GEM_UpdateRectsFullscreen(this, numrects, rects); } else { GEM_UpdateRectsWindowed(this, numrects, rects); } } static int GEM_FlipHWSurfaceFullscreen(_THIS, SDL_Surface *surface) { int surf_width; /* Need to be a multiple of 16 pixels */ surf_width=surface->w; if ((surf_width & 15) != 0) { surf_width = (surf_width | 15) + 1; } if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { void *destscr; int destpitch; if (GEM_bufops & B2S_C2P_1TOS) { destscr = VDI_screen; destpitch = VDI_pitch; } else { destscr = GEM_buffer2; destpitch = surface->pitch; } SDL_Atari_C2pConvert( surface->pixels, destscr, surf_width, surface->h, SDL_FALSE, surface->pitch, destpitch ); } if (GEM_bufops & (B2S_VROCPYFM_1TOS|B2S_VROCPYFM_2TOS)) { MFDB mfdb_src; short blitcoords[8]; mfdb_src.fd_w=surf_width; mfdb_src.fd_h=surface->h; mfdb_src.fd_wdwidth=mfdb_src.fd_w >> 4; mfdb_src.fd_nplanes=surface->format->BitsPerPixel; mfdb_src.fd_stand= mfdb_src.fd_r1= mfdb_src.fd_r2= mfdb_src.fd_r3= 0; if (GEM_bufops & B2S_VROCPYFM_1TOS) { mfdb_src.fd_addr=surface->pixels; } else { mfdb_src.fd_addr=GEM_buffer2; } blitcoords[0] = blitcoords[4] = 0; blitcoords[1] = blitcoords[5] = 0; blitcoords[2] = blitcoords[6] = surface->w - 1; blitcoords[3] = blitcoords[7] = surface->h - 1; vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); } return(0); } static int GEM_FlipHWSurfaceWindowed(_THIS, SDL_Surface *surface) { short pxy[8]; /* Update the whole window */ wind_get(GEM_handle, WF_WORKXYWH, &pxy[0], &pxy[1], &pxy[2], &pxy[3]); GEM_wind_redraw(this, GEM_handle, pxy); return(0); } static int GEM_FlipHWSurface(_THIS, SDL_Surface *surface) { if (GEM_lock_redraw) { return(0); } if (surface->flags & SDL_FULLSCREEN) { return GEM_FlipHWSurfaceFullscreen(this, surface); } else { return GEM_FlipHWSurfaceWindowed(this, surface); } } static int GEM_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) { int i; SDL_Surface *surface; #ifdef DEBUG_VIDEO_GEM printf("sdl:video:gem: setcolors()\n"); #endif /* Do not change palette in True Colour */ surface = this->screen; if (surface->format->BitsPerPixel > 8) { return 1; } for(i = 0; i < ncolors; i++) { int r, g, b; short rgb[3]; r = colors[i].r; g = colors[i].g; b = colors[i].b; rgb[0] = VDI_curpalette[i][0] = (1000 * r) / 255; rgb[1] = VDI_curpalette[i][1] =(1000 * g) / 255; rgb[2] = VDI_curpalette[i][2] =(1000 * b) / 255; vs_color(VDI_handle, vdi_index[firstcolor+i], rgb); } return(1); } #if 0 static int GEM_ToggleFullScreen(_THIS, int on) { if (on) { GEM_LockScreen(this); } else { GEM_UnlockScreen(this); } return(1); } #endif /* Note: If we are terminated, this could be called in the middle of another SDL video routine -- notably UpdateRects. */ void GEM_VideoQuit(_THIS) { SDL_AtariXbios_RestoreVectors(); if (GEM_usedevmouse) { SDL_AtariDevMouse_Close(); } GEM_FreeBuffers(this); #if SDL_VIDEO_OPENGL if (gl_active) { SDL_AtariGL_Quit(this, SDL_TRUE); } #endif /* Destroy window */ if (GEM_handle>=0) { wind_close(GEM_handle); wind_delete(GEM_handle); GEM_handle=-1; } GEM_UnlockScreen(this); if (GEM_menubar) { Mfree(GEM_menubar); GEM_menubar=NULL; } appl_exit(); GEM_SetNewPalette(this, VDI_oldpalette); /* Close VDI workstation */ if (VDI_handle) { v_clsvwk(VDI_handle); } /* Free mode list */ if (SDL_modelist[0]) { SDL_free(SDL_modelist[0]); SDL_modelist[0]=NULL; } this->screen->pixels = NULL; } void GEM_wind_redraw(_THIS, int winhandle, short *inside) { short todo[4]; /* Tell AES we are going to update */ wind_update(BEG_UPDATE); v_hide_c(VDI_handle); /* Browse the rectangle list to redraw */ if (wind_get(winhandle, WF_FIRSTXYWH, &todo[0], &todo[1], &todo[2], &todo[3])!=0) { while (todo[2] && todo[3]) { if (rc_intersect((GRECT *)inside,(GRECT *)todo)) { todo[2] += todo[0]-1; todo[3] += todo[1]-1; refresh_window(this, winhandle, todo); } if (wind_get(winhandle, WF_NEXTXYWH, &todo[0], &todo[1], &todo[2], &todo[3])==0) { break; } } } /* Update finished */ wind_update(END_UPDATE); v_show_c(VDI_handle,1); } static void refresh_window(_THIS, int winhandle, short *rect) { MFDB mfdb_src; short pxy[8],wind_pxy[8]; SDL_Surface *surface; int iconified; /* Is window iconified ? */ iconified = 0; /* if (GEM_wfeatures & (1<<WF_ICONIFY))*/ { if (wind_get(winhandle, WF_ICONIFY, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])!=0) { iconified = wind_pxy[0]; } } if (wind_get(winhandle, WF_WORKXYWH, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])==0) { return; } if (iconified && GEM_icon) { short icon_rect[4], dst_rect[4]; short iconx,icony; surface = GEM_icon; GEM_ClearRect(this, rect); /* Calculate centered icon(x,y,w,h) relative to window */ iconx = (wind_pxy[2]-surface->w)>>1; icony = (wind_pxy[3]-surface->h)>>1; icon_rect[0] = iconx; icon_rect[1] = icony; icon_rect[2] = surface->w; icon_rect[3] = surface->h; /* Calculate redraw rectangle(x,y,w,h) relative to window */ dst_rect[0] = rect[0]-wind_pxy[0]; dst_rect[1] = rect[1]-wind_pxy[1]; dst_rect[2] = rect[2]-rect[0]+1; dst_rect[3] = rect[3]-rect[1]+1; /* Does the icon rectangle must be redrawn ? */ if (!rc_intersect((GRECT *)icon_rect, (GRECT *)dst_rect)) { return; } #if DEBUG_VIDEO_GEM printf("sdl:video:gem: clip(0,0,%d,%d) to (%d,%d,%d,%d)\n", surface->w-1,surface->h-1, dst_rect[0],dst_rect[1],dst_rect[2],dst_rect[3]); printf("sdl:video:gem: icon(%d,%d,%d,%d)\n", icon_rect[0], icon_rect[1], icon_rect[2], icon_rect[3]); printf("sdl:video:gem: refresh_window(): draw icon\n"); #endif /* Calculate icon(x1,y1,x2,y2) relative to screen */ icon_rect[0] += wind_pxy[0]; icon_rect[1] += wind_pxy[1]; icon_rect[2] += icon_rect[0]-1; icon_rect[3] += icon_rect[1]-1; /* Calculate intersection rectangle to redraw */ pxy[4]=pxy[0]=MAX(icon_rect[0],rect[0]); pxy[5]=pxy[1]=MAX(icon_rect[1],rect[1]); pxy[6]=pxy[2]=MIN(icon_rect[2],rect[2]); pxy[7]=pxy[3]=MIN(icon_rect[3],rect[3]); /* Calculate icon source image pos relative to window */ pxy[0] -= wind_pxy[0]+iconx; pxy[1] -= wind_pxy[1]+icony; pxy[2] -= wind_pxy[0]+iconx; pxy[3] -= wind_pxy[1]+icony; } else { surface = this->screen; #if DEBUG_VIDEO_GEM printf("sdl:video:gem: refresh_window(): draw frame buffer\n"); #endif /* Redraw all window content */ pxy[0] = rect[0]-wind_pxy[0]; pxy[1] = rect[1]-wind_pxy[1]; pxy[2] = rect[2]-wind_pxy[0]; pxy[3] = rect[3]-wind_pxy[1]; pxy[4] = rect[0]; pxy[5] = rect[1]; pxy[6] = rect[2]; pxy[7] = rect[3]; } if (GEM_bufops & B2S_C2P_1TO2) { void *src, *dest; int x1,x2; x1 = (rect[0]-wind_pxy[0]) & ~15; x2 = rect[2]-wind_pxy[0]; if (x2 & 15) { x2 = (x2 | 15) +1; } src = surface->pixels; src += surface->pitch * (rect[1]-wind_pxy[1]); src += x1; dest = GEM_buffer2; dest += surface->pitch * (rect[1]-wind_pxy[1]); dest += x1; SDL_Atari_C2pConvert( src, dest, x2-x1, rect[3]-rect[1]+1, SDL_FALSE, surface->pitch, surface->pitch ); } mfdb_src.fd_addr=surface->pixels; { int width; /* Need to be a multiple of 16 pixels */ width=surface->w; if ((width & 15) != 0) { width = (width | 15) + 1; } mfdb_src.fd_w=width; } mfdb_src.fd_h=surface->h; mfdb_src.fd_nplanes=surface->format->BitsPerPixel; mfdb_src.fd_wdwidth=mfdb_src.fd_w>>4; mfdb_src.fd_stand= mfdb_src.fd_r1= mfdb_src.fd_r2= mfdb_src.fd_r3= 0; if (GEM_bufops & B2S_VROCPYFM_2TOS) { mfdb_src.fd_addr=GEM_buffer2; } #if DEBUG_VIDEO_GEM printf("sdl:video:gem: redraw %dx%d: (%d,%d,%d,%d) to (%d,%d,%d,%d)\n", surface->w, surface->h, pxy[0],pxy[1],pxy[2],pxy[3], pxy[4],pxy[5],pxy[6],pxy[7] ); #endif vro_cpyfm( VDI_handle, S_ONLY, pxy, &mfdb_src, &VDI_dst_mfdb); } #if SDL_VIDEO_OPENGL static void GEM_GL_SwapBuffers(_THIS) { SDL_AtariGL_SwapBuffers(this); GEM_FlipHWSurface(this, this->screen); } #endif