diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c b/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c deleted file mode 100644 index 3d884c3..0000000 --- a/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c +++ /dev/null @@ -1,445 +0,0 @@ -/* - 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" - -#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_dcvideo.h" -#include "SDL_dcevents_c.h" -#include "SDL_dcmouse_c.h" - -#include <dc/video.h> -#include <dc/pvr.h> - - -/* Initialization/Query functions */ -static int DC_VideoInit(_THIS, SDL_PixelFormat *vformat); -static SDL_Rect **DC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); -static SDL_Surface *DC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); -static int DC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); -static void DC_VideoQuit(_THIS); - -/* Hardware surface functions */ -static int DC_AllocHWSurface(_THIS, SDL_Surface *surface); -static int DC_LockHWSurface(_THIS, SDL_Surface *surface); -static void DC_UnlockHWSurface(_THIS, SDL_Surface *surface); -static void DC_FreeHWSurface(_THIS, SDL_Surface *surface); -static int DC_FlipHWSurface(_THIS, SDL_Surface *surface); - -/* etc. */ -static void DC_UpdateRects(_THIS, int numrects, SDL_Rect *rects); - -/* OpenGL */ -#if SDL_VIDEO_OPENGL -static void *DC_GL_GetProcAddress(_THIS, const char *proc); -static int DC_GL_LoadLibrary(_THIS, const char *path); -static int DC_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value); -static void DC_GL_SwapBuffers(_THIS); -#endif - -/* DC driver bootstrap functions */ - -static int DC_Available(void) -{ - return 1; -} - -static void DC_DeleteDevice(SDL_VideoDevice *device) -{ - SDL_free(device->hidden); - SDL_free(device); -} - -static SDL_VideoDevice *DC_CreateDevice(int devindex) -{ - SDL_VideoDevice *device; - - /* 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)); - } - if ( (device == NULL) || (device->hidden == NULL) ) { - SDL_OutOfMemory(); - if ( device ) { - SDL_free(device); - } - return(0); - } - SDL_memset(device->hidden, 0, (sizeof *device->hidden)); - - /* Set the function pointers */ - device->VideoInit = DC_VideoInit; - device->ListModes = DC_ListModes; - device->SetVideoMode = DC_SetVideoMode; - device->CreateYUVOverlay = NULL; - device->SetColors = DC_SetColors; - device->UpdateRects = DC_UpdateRects; - device->VideoQuit = DC_VideoQuit; - device->AllocHWSurface = DC_AllocHWSurface; - device->CheckHWBlit = NULL; - device->FillHWRect = NULL; - device->SetHWColorKey = NULL; - device->SetHWAlpha = NULL; - device->LockHWSurface = DC_LockHWSurface; - device->UnlockHWSurface = DC_UnlockHWSurface; - device->FlipHWSurface = DC_FlipHWSurface; - device->FreeHWSurface = DC_FreeHWSurface; -#if SDL_VIDEO_OPENGL - device->GL_LoadLibrary = DC_GL_LoadLibrary; - device->GL_GetProcAddress = DC_GL_GetProcAddress; - device->GL_GetAttribute = DC_GL_GetAttribute; - device->GL_MakeCurrent = NULL; - device->GL_SwapBuffers = DC_GL_SwapBuffers; -#endif - device->SetCaption = NULL; - device->SetIcon = NULL; - device->IconifyWindow = NULL; - device->GrabInput = NULL; - device->GetWMInfo = NULL; - device->InitOSKeymap = DC_InitOSKeymap; - device->PumpEvents = DC_PumpEvents; - - device->free = DC_DeleteDevice; - - return device; -} - -VideoBootStrap DC_bootstrap = { - "dcvideo", "Dreamcast Video", - DC_Available, DC_CreateDevice -}; - - -int DC_VideoInit(_THIS, SDL_PixelFormat *vformat) -{ - /* Determine the screen depth (use default 16-bit depth) */ - /* we change this during the SDL_SetVideoMode implementation... */ - vformat->BitsPerPixel = 16; - vformat->Rmask = 0x0000f800; - vformat->Gmask = 0x000007e0; - vformat->Bmask = 0x0000001f; - - /* We're done! */ - return(0); -} - -const static SDL_Rect - RECT_800x600 = {0,0,800,600}, - RECT_640x480 = {0,0,640,480}, - RECT_320x240 = {0,0,320,240}; -const static SDL_Rect *vid_modes[] = { - &RECT_800x600, - &RECT_640x480, - &RECT_320x240, - NULL -}; - -SDL_Rect **DC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) -{ - switch(format->BitsPerPixel) { - case 15: - case 16: - return &vid_modes; - case 32: - if (!(flags & SDL_OPENGL)) - return &vid_modes; - default: - return NULL; - } -// return (SDL_Rect **) -1; -} - -pvr_init_params_t params = { - /* Enable opaque and translucent polygons with size 16 */ - { PVR_BINSIZE_16, PVR_BINSIZE_0, PVR_BINSIZE_16, PVR_BINSIZE_0, PVR_BINSIZE_16 }, - - /* Vertex buffer size */ - 512*1024 -}; - -#if SDL_VIDEO_OPENGL -static int pvr_inited; -#endif - -SDL_Surface *DC_SetVideoMode(_THIS, SDL_Surface *current, - int width, int height, int bpp, Uint32 flags) -{ - int disp_mode,pixel_mode,pitch; - Uint32 Rmask, Gmask, Bmask; - - if (width==320 && height==240) disp_mode=DM_320x240; - else if (width==640 && height==480) disp_mode=DM_640x480; - else if (width==800 && height==600) disp_mode=DM_800x608; - else { - SDL_SetError("Couldn't find requested mode in list"); - return(NULL); - } - - switch(bpp) { - case 15: pixel_mode = PM_RGB555; pitch = width*2; - /* 5-5-5 */ - Rmask = 0x00007c00; - Gmask = 0x000003e0; - Bmask = 0x0000001f; - break; - case 16: pixel_mode = PM_RGB565; pitch = width*2; - /* 5-6-5 */ - Rmask = 0x0000f800; - Gmask = 0x000007e0; - Bmask = 0x0000001f; - break; - case 24: bpp = 32; - case 32: pixel_mode = PM_RGB888; pitch = width*4; - Rmask = 0x00ff0000; - Gmask = 0x0000ff00; - Bmask = 0x000000ff; -#if SDL_VIDEO_OPENGL - if (!(flags & SDL_OPENGL)) -#endif - break; - default: - SDL_SetError("Couldn't find requested mode in list"); - return(NULL); - } - -// if ( bpp != current->format->BitsPerPixel ) { - if ( ! SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, 0) ) { - return(NULL); - } -// } - - /* Set up the new mode framebuffer */ - current->flags = (SDL_FULLSCREEN|SDL_HWSURFACE); - current->w = width; - current->h = height; - current->pitch = pitch; - -#if SDL_VIDEO_OPENGL - if (pvr_inited) { - pvr_inited = 0; - pvr_shutdown(); - } -#endif - - vid_set_mode(disp_mode,pixel_mode); - - current->pixels = vram_s; - -#if SDL_VIDEO_OPENGL - if (flags & SDL_OPENGL) { - this->gl_config.driver_loaded = 1; - current->flags = SDL_FULLSCREEN | SDL_OPENGL; - current->pixels = NULL; - pvr_inited = 1; - pvr_init(¶ms); - glKosInit(); - glKosBeginFrame(); - } else -#endif - if (flags | SDL_DOUBLEBUF) { - current->flags |= SDL_DOUBLEBUF; - current->pixels = (void*)((int)current->pixels | 0x400000); - } - - /* We're done */ - return(current); -} - -/* We don't actually allow hardware surfaces other than the main one */ -static int DC_AllocHWSurface(_THIS, SDL_Surface *surface) -{ - return(-1); -} -static void DC_FreeHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} - -/* We need to wait for vertical retrace on page flipped displays */ -static int DC_LockHWSurface(_THIS, SDL_Surface *surface) -{ - return(0); -} - -static void DC_UnlockHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} - -static int DC_FlipHWSurface(_THIS, SDL_Surface *surface) -{ - if (surface->flags & SDL_DOUBLEBUF) { - vid_set_start((int)surface->pixels & 0xffffff); - surface->pixels = (void*)((int)surface->pixels ^ 0x400000); - } - return(0); -} - -static void DC_UpdateRects(_THIS, int numrects, SDL_Rect *rects) -{ - /* do nothing. */ -} - -static int DC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) -{ - /* do nothing of note. */ - return(1); -} - -/* Note: If we are terminated, this could be called in the middle of - another SDL video routine -- notably UpdateRects. -*/ -static void DC_VideoQuit(_THIS) -{ -#if SDL_VIDEO_OPENGL - if (pvr_inited) { - pvr_inited = 0; - pvr_shutdown(); - } -#endif -} - -#if SDL_VIDEO_OPENGL - -void dmyfunc(void) {} - -typedef void (*funcptr)(); -const static struct { - char *name; - funcptr addr; -} glfuncs[] = { -#define DEF(func) {#func,&func} - DEF(glBegin), - DEF(glBindTexture), - DEF(glBlendFunc), - DEF(glColor4f), -// DEF(glCopyImageID), - DEF(glDisable), - DEF(glEnable), - DEF(glEnd), - DEF(glFlush), - DEF(glGenTextures), - DEF(glGetString), - DEF(glLoadIdentity), - DEF(glMatrixMode), - DEF(glOrtho), - DEF(glPixelStorei), -// DEF(glPopAttrib), -// DEF(glPopClientAttrib), - {"glPopAttrib",&dmyfunc}, - {"glPopClientAttrib",&dmyfunc}, - DEF(glPopMatrix), -// DEF(glPushAttrib), -// DEF(glPushClientAttrib), - {"glPushAttrib",&dmyfunc}, - {"glPushClientAttrib",&dmyfunc}, - DEF(glPushMatrix), - DEF(glTexCoord2f), - DEF(glTexEnvf), - DEF(glTexImage2D), - DEF(glTexParameteri), - DEF(glTexSubImage2D), - DEF(glVertex2i), - DEF(glViewport), -#undef DEF -}; - -static void *DC_GL_GetProcAddress(_THIS, const char *proc) -{ - void *ret; - int i; - - ret = glKosGetProcAddress(proc); - if (ret) return ret; - - for(i=0;i<sizeof(glfuncs)/sizeof(glfuncs[0]);i++) { - if (SDL_strcmp(proc,glfuncs[i].name)==0) return glfuncs[i].addr; - } - - return NULL; -} - -static int DC_GL_LoadLibrary(_THIS, const char *path) -{ - this->gl_config.driver_loaded = 1; - - return 0; -} - -static int DC_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value) -{ - GLenum mesa_attrib; - int val; - - switch(attrib) { - case SDL_GL_RED_SIZE: - val = 5; - break; - case SDL_GL_GREEN_SIZE: - val = 6; - break; - case SDL_GL_BLUE_SIZE: - val = 5; - break; - case SDL_GL_ALPHA_SIZE: - val = 0; - break; - case SDL_GL_DOUBLEBUFFER: - val = 1; - break; - case SDL_GL_DEPTH_SIZE: - val = 16; /* or 32? */ - break; - case SDL_GL_STENCIL_SIZE: - val = 0; - break; - case SDL_GL_ACCUM_RED_SIZE: - val = 0; - break; - case SDL_GL_ACCUM_GREEN_SIZE: - val = 0; - case SDL_GL_ACCUM_BLUE_SIZE: - val = 0; - break; - case SDL_GL_ACCUM_ALPHA_SIZE: - val = 0; - break; - default : - return -1; - } - *value = val; - return 0; -} - -static void DC_GL_SwapBuffers(_THIS) -{ - glKosFinishFrame(); - glKosBeginFrame(); -} -#endif |