+++ /dev/null
-//
-// Some simple emulation classes to get PTC code running on SDL
-//
-// by cal16
-// GCC/SDL port by Niels Wagenaar (Linux/WIN32) and Caz (BeOS)
-// Cleanups in some classes and code in general by James L. Hammons
-//
-
-#ifndef __SDLPTC_H__
-#define __SDLPTC_H__
-
-#include "SDL.h"
-#include <string.h>
-#include <stdlib.h>
-#include "types.h"
-
-
-class Error
-{
- public:
- Error(const char * msg) { strcpy(message, msg); }
- void report(void) { printf("Error: %s\n", message); }
-
- private:
- char message[1024];
-};
-
-class Area
-{
- public:
- Area(int ll, int tt, int rr, int bb): l(ll), t(tt), r(rr), b(bb) {}
- int left(void) const { return l; }
- int right(void) const { return r; }
- int top(void) const { return t; }
- int bottom(void) const { return b; }
- int width(void) const { return r - l; }
- int height(void) const { return b - t; }
-
- private:
- int l, t, r, b;
-};
-
-
-class Format
-{
- public:
- Format(int pBpp, int r=0, int g=0, int b=0): bpp(pBpp), maskR(r), maskG(g), maskB(b) {}
- Uint8 BPP(void) const { return bpp; }
- Uint32 MaskR(void) const { return maskR; }
- Uint32 MaskG(void) const { return maskG; }
- Uint32 MaskB(void) const { return maskB; }
-
- private:
- Uint8 bpp;
- Uint32 maskR, maskG, maskB;
-};
-
-class Surface
-{
- public:
- Surface(int w, int h, const Format &format)
- {
- surface = SDL_AllocSurface(SDL_SWSURFACE, w, h, format.BPP(),
- format.MaskR(), format.MaskG(), format.MaskB(), 0);
- if (surface == NULL)
- {
- throw Error(SDL_GetError());
- }
- nupdates = 0;
- is_console = 0;
- }
- Surface(void)
- {
- nupdates = 0;
- is_console = 1;
- }
- ~Surface()
- {
- if (!is_console)
- SDL_FreeSurface(surface);
- }
-
- virtual int width(void) { return surface->w; }
- virtual int height(void) { return surface->h; }
- virtual int pitch(void) { return surface->pitch; }
- virtual void palette(int32 * pcolors)
- {
- SDL_Color colors[256];
-
- for(int i=0; i<256; ++i)
- colors[i].r = (pcolors[i] >> 16) & 0xFF,
- colors[i].g = (pcolors[i] >> 8) & 0xFF,
- colors[i].b = (pcolors[i] >> 0) & 0xFF;
- SDL_SetColors(surface, colors, 0, 256);
- }
-
- virtual void * lock(void)
- {
- if (SDL_MUSTLOCK(surface))
- while (SDL_LockSurface(surface) < 0)
- SDL_Delay(10);
-
- return (Uint8 *)surface->pixels;
- }
-
- virtual void unlock(void)
- {
- if (SDL_MUSTLOCK(surface))
- SDL_UnlockSurface(surface);
- }
-
- virtual void copy(Surface &dst, const Area &srcarea, const Area &dstarea)
- {
- SDL_Rect srcrect, dstrect;
- srcrect.x = srcarea.left();
- srcrect.y = srcarea.top();
- srcrect.w = srcarea.width();
- srcrect.h = srcarea.height();
- dstrect.x = dstarea.left();
- dstrect.y = dstarea.top();
- dstrect.w = dstarea.width();
- dstrect.h = dstarea.height();
- SDL_BlitSurface(surface, &srcrect, dst.surface, &dstrect);
- dst.updates[dst.nupdates++] = dstrect;
- }
- virtual void copy(Surface &dst)
- {
- SDL_Rect srcrect, dstrect;
- srcrect.x = 0;
- srcrect.y = 0;
- srcrect.w = surface->w;
- srcrect.h = surface->h;
- dstrect.x = 0;
- dstrect.y = 0;
- dstrect.w = surface->w;
- dstrect.h = surface->h;
- SDL_LowerBlit(surface, &srcrect, dst.surface, &dstrect);
- dst.updates[dst.nupdates++] = dstrect;
- }
-
- virtual void update(void)
- {
- /* Added/Changed by SDLEMU (http://sdlemu.ngemu.com) */
- /* SDL_Flip is infact the same as SDL_Blitsurface but
- if SDL_DOUBLEBUF | SDL_HWSURFACE is available, it
- makes use of it. If not is uses SDL_Blitsurface */
- SDL_Flip(surface);
- nupdates = 0;
- }
-
- public:
- SDL_Surface * surface;
-
- protected:
- int nupdates;
- SDL_Rect updates[1]; /* Definitely increase this.. */
- int is_console;
-};
-
-class Console: public Surface
-{
- public:
- Console(): Surface(), fullscreen(0), nJoystick(0) {}
- ~Console() { SDL_Quit(); }
-
- /* Added/changed by SDLEMU (http://sdlemu.ngemu.com) */
- /* We need to close several items in SDL because of memory leaks
- and core dumps and stuff :) */
- void close(void)
- {
- SDL_JoystickClose(joystick);
- SDL_FreeSurface(surface);
- SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER);
- SDL_Quit();
- }
- void option(char * option)
- {
- if (!stricmp(option, "fullscreen output"))
- fullscreen = 1;
- else if (!stricmp(option, "windowed output"))
- fullscreen = 0;
- /* Added/changed by SDLEMU (http://sdlemu.ngemu.com) */
- else if (!stricmp(option, "joystick enabled"))
- nJoystick = 1;
- else if (!stricmp(option, "joystick disabled"))
- nJoystick = 0;
- }
-
- /* The following was changed/added by SDLEMU (http://sdlemu.ngemu.com) */
-
- void open(const char * title, int width, int height, const Format &format)
- {
- Uint32 flags = SDL_SWSURFACE;
-
-//Testing if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER) < 0)
- if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_AUDIO | SDL_INIT_TIMER | SDL_INIT_NOPARACHUTE) < 0)
- throw Error(SDL_GetError());
-
- const SDL_VideoInfo * info = SDL_GetVideoInfo(); // Let us get proper info about the platform.
-
- if (!info)
- {
- fprintf(stderr, "SDL is unable to get the video query : %s\n", SDL_GetError());
- exit(1);
- }
-
- if (info->hw_available)
- flags = SDL_HWSURFACE | SDL_HWPALETTE | SDL_DOUBLEBUF;
-
- if (info->blit_hw)
- flags |= SDL_HWACCEL;
-
- if (fullscreen)
- flags |= SDL_FULLSCREEN;
-
- surface = SDL_SetVideoMode(width, height, 16, flags);
-
- if (surface == NULL)
- throw Error(SDL_GetError());
-
- SDL_WM_SetCaption(title, title);
- }
-
- int key(void)
- {
- SDL_Event event;
- int keyevent = 0;
-
- while (SDL_PollEvent(&event))
- {
- /* Real key events trigger this function */
- if (event.type == SDL_KEYDOWN)
- keyevent = 1;
-
- /* So do quit events -- let the app know about it */
- if (event.type == SDL_QUIT)
- keyevent = 1;
- }
- return keyevent;
- }
-
- int JoyEnabled(void) { return (nJoystick == 1 ? 1 : 0); }
-
- public:
- SDL_Joystick * joystick;
-
- private:
- int fullscreen;
- int nJoystick;
-};
-
-#endif // __SDLPTC_H__
projects / virtualjaguar / commitdiff