kolibrios/programs/games/doom/trunk/i_video.c
Sergey Semyonov (Serge) 0e85b8f362 still Win version. buffered stream io
git-svn-id: svn://kolibrios.org@300 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-01-29 20:02:19 +00:00

866 lines
21 KiB
C

// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
// DOOM graphics stuff for SDL library
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: i_x.c,v 1.6 1997/02/03 22:45:10 b1 Exp $";
#include <stdlib.h>
//#include "SDL.h"
//#include "m_swap.h"
#include "doomstat.h"
#include "i_system.h"
#include "v_video.h"
#include "m_argv.h"
#include "d_main.h"
#include "doomdef.h"
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
typedef struct SURFACE
{
int w, h;
int pitch;
unsigned char *pixels;
int offset;
} SURFACE;
SURFACE screen;
// Fake mouse handling.
boolean grabMouse;
// Blocky mode,
// replace each 320x200 pixel with multiply*multiply pixels.
// According to Dave Taylor, it still is a bonehead thing
// to use ....
static int multiply=2;
void WinError(char *msg);
int BPP;
byte *hicolortable;
short hicolortransmask1,hicolortransmask2;
int X_width;
int X_height;
static int disableVerticalMouse = 0;
static int closed=0;
static int windowActive = 0;
HWND win;
static HINSTANCE inst;
static HDC dibDC;
static LOGPALETTE *palette;
static HPALETTE dibPal;
BITMAPINFO *bminfo;
static unsigned char *dibData;
static int bits8;
int palette_color[256];
static int lastmousex = 0;
static int lastmousey = 0;
boolean mousemoved = false;
boolean shmFinished;
//
// Translates the key
//
/*******
int xlatekey(SDL_keysym *key)
{
int rc;
switch(key->sym)
{
case SDLK_LEFT: rc = KEY_LEFTARROW; break;
case SDLK_RIGHT: rc = KEY_RIGHTARROW; break;
case SDLK_DOWN: rc = KEY_DOWNARROW; break;
case SDLK_UP: rc = KEY_UPARROW; break;
case SDLK_ESCAPE: rc = KEY_ESCAPE; break;
case SDLK_RETURN: rc = KEY_ENTER; break;
case SDLK_TAB: rc = KEY_TAB; break;
case SDLK_F1: rc = KEY_F1; break;
case SDLK_F2: rc = KEY_F2; break;
case SDLK_F3: rc = KEY_F3; break;
case SDLK_F4: rc = KEY_F4; break;
case SDLK_F5: rc = KEY_F5; break;
case SDLK_F6: rc = KEY_F6; break;
case SDLK_F7: rc = KEY_F7; break;
case SDLK_F8: rc = KEY_F8; break;
case SDLK_F9: rc = KEY_F9; break;
case SDLK_F10: rc = KEY_F10; break;
case SDLK_F11: rc = KEY_F11; break;
case SDLK_F12: rc = KEY_F12; break;
case SDLK_BACKSPACE:
case SDLK_DELETE: rc = KEY_BACKSPACE; break;
case SDLK_PAUSE: rc = KEY_PAUSE; break;
case SDLK_EQUALS: rc = KEY_EQUALS; break;
case SDLK_KP_MINUS:
case SDLK_MINUS: rc = KEY_MINUS; break;
case SDLK_LSHIFT:
case SDLK_RSHIFT:
rc = KEY_RSHIFT;
break;
case 'z':
case SDLK_LCTRL:
case SDLK_RCTRL:
rc = KEY_RCTRL;
break;
case SDLK_LALT:
case SDLK_LMETA:
case SDLK_RALT:
case SDLK_RMETA:
rc = KEY_RALT;
break;
default:
rc = key->sym;
break;
}
return rc;
}
**********/
void I_ShutdownGraphics(void)
{
// SDL_Quit();
}
//
// I_StartFrame
//
void I_StartFrame (void)
{
// er?
}
/* This processes SDL events */
/*****
void I_GetEvent(SDL_Event *Event)
{
Uint8 buttonstate;
event_t event;
switch (Event->type)
{
case SDL_KEYDOWN:
event.type = ev_keydown;
event.data1 = xlatekey(&Event->key.keysym);
D_PostEvent(&event);
break;
case SDL_KEYUP:
event.type = ev_keyup;
event.data1 = xlatekey(&Event->key.keysym);
D_PostEvent(&event);
break;
case SDL_QUIT:
I_Quit();
break;
}
}
*******/
void I_GetEvent(void)
{
MSG msg;
POINT point;
static LONG prevX, prevY;
static int hadMouse = 0;
event_t event;
RECT rect;
int lb, rb;
static int prevlb = 0, prevrb = 0;
/* Dispatch all messages: */
while ( PeekMessage(&msg, NULL, 0, 0xFFFFFFFF, PM_REMOVE) )
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
/* Check mouse and generate events if necessary: */
if ( !GetCursorPos(&point) )
WinError("GetCursorPos() failed");
if ( hadMouse && windowActive)
{
lb = (GetAsyncKeyState(VK_LBUTTON) < 0);
rb = (GetAsyncKeyState(VK_RBUTTON) < 0);
if ( (prevX != point.x) || (prevY != point.y) ||
(prevlb != lb) || (prevrb != rb) )
{
event.type = ev_mouse;
event.data1 = lb | (rb << 1);
event.data2 = (point.x - prevX)*9;
if ( disableVerticalMouse )
event.data3 = 0;
else
event.data3 = (prevY - point.y)*9;
prevX = point.x;
prevY = point.y;
prevlb = lb;
prevrb = rb;
D_PostEvent(&event);
}
if ( grabMouse )
{
GetWindowRect(win, &rect);
if ( !SetCursorPos((rect.left + rect.right) / 2,
(rect.top + rect.bottom) / 2) )
WinError("SetCursorPos() failed");
prevX = (rect.left + rect.right) / 2;
prevY = (rect.top + rect.bottom) / 2;
}
}
else
{
prevX = point.x;
prevY = point.y;
hadMouse = 1;
}
}
//
// I_StartTic
//
void I_StartTic (void)
{
// SDL_Event Event;
// while ( SDL_PollEvent(&Event) )
// I_GetEvent(&Event);
I_GetEvent();
}
//
// I_UpdateNoBlit
//
void I_UpdateNoBlit (void)
{
// what is this?
}
//
// I_ReadScreen
//
void I_ReadScreen (byte* scr)
{
memcpy (scr, screens[0], SCREENWIDTH*SCREENHEIGHT);
}
//
// I_SetPalette
//
typedef struct SDL_Color
{
byte r;
byte g;
byte b;
byte unused;
} SDL_Color;
SDL_Color colors[256];
void I_SetPalette (byte* palette)
{
int i;
RGBQUAD *rgb;
//
// for ( i=0; i<256; ++i ) {
// colors[i].r = gammatable[usegamma][*palette++];
// colors[i].g = gammatable[usegamma][*palette++];
// colors[i].b = gammatable[usegamma][*palette++];
// colors[i].unused = 0;
// }
// SDL_SetColors(screen, colors, 0, 256);
rgb = bminfo->bmiColors;
for ( i = 0; i < 256; i++ )
{
rgb->rgbRed = gammatable[usegamma][*palette++];
rgb->rgbGreen = gammatable[usegamma][*palette++];
rgb->rgbBlue = gammatable[usegamma][*palette++];
rgb->rgbReserved = 0;
rgb++;
};
}
int makecol(int r, int g, int b)
{
// assert(BPP==2);
return (b >> 3) | ((g >> 3) << 5) | ((r >> 3) << 10);
}
int TranslateKey(unsigned k)
{
/*wtf? if ( (k >= VK_0) && (k <= VK_9) )*/
if ( (k >= 0x30) && (k <= 0x39) )
return (k - 0x30 + '0');
if ( (k >= 0x41) && (k <= 0x5a) )
return (k - 0x41 + 'a');
#define K(a,b) case a: return b;
switch ( k )
{
K(VK_LEFT, KEY_LEFTARROW);
K(VK_RIGHT, KEY_RIGHTARROW);
K(VK_UP, KEY_UPARROW);
K(VK_DOWN, KEY_DOWNARROW);
K(VK_BACK, KEY_BACKSPACE);
K(VK_TAB, KEY_TAB);
K(VK_RETURN, KEY_ENTER);
K(VK_SHIFT, KEY_RSHIFT);
K(VK_CONTROL, KEY_RCTRL);
K(VK_MENU, KEY_RALT);
K(VK_PAUSE, KEY_PAUSE);
K(VK_ESCAPE, KEY_ESCAPE);
K(VK_SPACE, ' ');
K(VK_DELETE, KEY_BACKSPACE);
K(VK_ADD, '+');
K(VK_SUBTRACT, KEY_MINUS);
K(0xBC, ',');
K(0xBE, '.');
K(VK_F1, KEY_F1);
K(VK_F2, KEY_F2);
K(VK_F3, KEY_F3);
K(VK_F4, KEY_F4);
K(VK_F5, KEY_F5);
K(VK_F6, KEY_F6);
K(VK_F7, KEY_F7);
K(VK_F8, KEY_F8);
K(VK_F9, KEY_F9);
K(VK_F10, KEY_F10);
K(VK_F11, KEY_F11);
K(VK_F12, KEY_F12);
}
return 0;
}
void WinError(char *msg)
{
printf("Windows Error: %s, GetLastError(): %u\n", msg, GetLastError());
exit(EXIT_FAILURE);
}
static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam);
void BlitDIB(void)
{
RECT rect;
GetClientRect(win, &rect);
if ( StretchDIBits(dibDC, rect.left, rect.top, rect.right-rect.left,
rect.bottom-rect.top, 0, 0, SCREENWIDTH*2,
SCREENHEIGHT*2, dibData, bminfo, DIB_RGB_COLORS,
SRCCOPY)
== GDI_ERROR )
WinError("StrecthDIBits failed");
GdiFlush();
}
void I_InitGraphics(void)
{
static int firsttime=1;
WNDCLASS wc;
unsigned i, x, y, j;
WORD *d;
unsigned char *b;
int bits;
int frameX, frameY, capY;
RECT rect;
int width, height;
RGBQUAD *rgb;
int retval;
if (!firsttime)
return;
firsttime = 0;
if (M_CheckParm("-2"))
multiply = 2;
if (M_CheckParm("-3"))
multiply = 3;
if (M_CheckParm("-4"))
multiply = 4;
X_width = SCREENWIDTH * multiply;
X_height = SCREENHEIGHT * multiply;
// check if the user wants to grab the mouse (quite unnice)
grabMouse = !!M_CheckParm("-grabmouse");
/* [Petteri] New: Option to disable mouse vertical movement - useful
for players used to Quake: */
disableVerticalMouse = !!M_CheckParm("-novertmouse");
/* Build and initialize the window: */
inst = (HINSTANCE) GetModuleHandle(NULL);
frameX = GetSystemMetrics(SM_CXFRAME);
frameY = GetSystemMetrics(SM_CYFRAME);
capY = GetSystemMetrics(SM_CYCAPTION);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = inst;
wc.hIcon = NULL;
if ( grabMouse )
wc.hCursor = LoadCursor( 0, IDC_ARROW );
else
wc.hCursor = LoadCursor( 0, IDC_ARROW );
/*wc.hbrBackground = GetStockObject( WHITE_BRUSH );*/
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = "DoomWindowClass";
retval= RegisterClass(&wc);
width = X_width + 2*frameX;
height = X_height + 2*frameY + capY;
win = CreateWindow("DoomWindowClass", "NTDOOM",
WS_OVERLAPPEDWINDOW | WS_VISIBLE, 200, 200, width, height,
NULL, NULL, inst, NULL);
/* Display the window: */
ShowWindow(win, SW_SHOW);
UpdateWindow(win);
GetClientRect(win, &rect);
printf("I_InitGraphics: Client area: %ux%u\n",
rect.right-rect.left, rect.bottom-rect.top);
if ( (rect.right-rect.left) != X_width )
{
printf("I_InitGraphics: Fixing width\n");
width += X_width - (rect.right-rect.left);
MoveWindow(win, 0, 0, width, height, TRUE);
}
if ( (rect.bottom-rect.top) != X_height )
{
printf("I_InitGraphics: Fixing height\n");
height += X_height - (rect.bottom-rect.top);
MoveWindow(win, 0, 0, width, height, TRUE);
}
GetClientRect(win, &rect);
printf("I_InitGraphics: Client area: %ux%u\n",
rect.right-rect.left, rect.bottom-rect.top);
dibDC = GetDC(win);
BPP=1;
bits = 8; //GetDeviceCaps(dibDC, BITSPIXEL);
printf("I_InitGraphics: %i bpp screen\n", bits);
if ( BPP == 1 )
bminfo = malloc(sizeof(BITMAPINFOHEADER) + 4*256);
else
bminfo = malloc(sizeof(BITMAPINFOHEADER));
if ( BPP == 1 )
{
rgb = bminfo->bmiColors;
for ( i = 0; i < 256; i++ )
{
rgb->rgbRed = i;
rgb->rgbGreen = i;
rgb->rgbBlue = i;
rgb->rgbReserved = 0;
rgb++;
}
}
bminfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bminfo->bmiHeader.biWidth = 640; X_width;
bminfo->bmiHeader.biHeight = -400 ;X_height;
bminfo->bmiHeader.biPlanes = 1;
if ( BPP == 1 )
bminfo->bmiHeader.biBitCount = 8;
else
bminfo->bmiHeader.biBitCount = 16;
bminfo->bmiHeader.biCompression = BI_RGB;
bminfo->bmiHeader.biSizeImage = 0;
bminfo->bmiHeader.biXPelsPerMeter = 0;
bminfo->bmiHeader.biYPelsPerMeter = 0;
bminfo->bmiHeader.biClrUsed = 0;
bminfo->bmiHeader.biClrImportant = 0;
dibData = malloc(640*400*BPP);
// BlitDIB();
screen.pixels=(unsigned char *) (dibData);
screen.h=400;
screen.w=640;
screen.pitch=640;
// screens[0] = malloc(320*200);
/* Build magic highcolor table: */
if (BPP==2)
{
byte *tempptr, *tempptr2;
tempptr=hicolortable=(byte *)malloc(256*32*9);
for (i=0;i<32;i++)
{
for (j=0;j<256;j++)
{
*tempptr=j*gammatable[3][i*(256/32)]/256;
tempptr++;
}
}
for (i=1;i<=8;i++)
{
tempptr2=hicolortable;
for (j=0;j<(256*32);j++)
{
*tempptr=(byte)(((int)(*tempptr2))*(8-i)/8);
tempptr++; tempptr2++;
}
}
hicolortransmask1=makecol(127,127,127);
hicolortransmask2=makecol(63,63,63);
}
}
static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
event_t event;
RECT rect;
switch ( message )
{
case WM_DESTROY:
if ( grabMouse )
{
ClipCursor(NULL);
ShowCursor(TRUE);
}
printf("WM_DESTROY\n");
PostQuitMessage(0);
closed = 1;
break;
case WM_MOVE:
GetWindowRect(win, &rect);
printf("%u,%u - %u, %u\n",
rect.left,rect.top,rect.right,rect.bottom);
ClipCursor(&rect);
break;
case WM_ACTIVATE:
printf("WM_ACTIVATE %u\n", (unsigned) LOWORD(wparam));
if ( LOWORD(wparam) )
{
if ( !windowActive )
{
if ( grabMouse )
{
ClipCursor(NULL); /* helps with Win95? */
GetWindowRect(win, &rect);
printf("%u,%u - %u, %u\n",
rect.left,rect.top,rect.right,rect.bottom);
ClipCursor(&rect);
ShowCursor(FALSE);
}
}
windowActive = 1;
if ( bits8 )
{
if ( SetPaletteEntries(dibPal, 0, 256, palette->palPalEntry) != 256 )
WinError("SetPaletteEntries failed");
if ( !UnrealizeObject(dibPal) )
WinError("UnrealizeObject failed");
if ( SelectPalette(dibDC, dibPal, FALSE) == NULL )
WinError("SelectPalette failed");
}
}
else
{
if ( grabMouse )
{
ClipCursor(NULL);
ShowCursor(TRUE);
}
windowActive = 0;
}
return DefWindowProc(hwnd, message, wparam, lparam);
case WM_KEYDOWN:
event.type = ev_keydown;
event.data1 = TranslateKey(wparam);
if ( event.data1 != 0 )
D_PostEvent(&event);
break;
case WM_KEYUP:
event.type = ev_keyup;
event.data1 = TranslateKey(wparam);
if ( event.data1 != 0 )
D_PostEvent(&event);
break;
default:
return(DefWindowProc(hwnd, message, wparam, lparam));
}
return 0;
}
//
// I_FinishUpdate
//
void I_FinishUpdate (void)
{
static int lasttic;
int tics;
int i;
// draws little dots on the bottom of the screen
if (devparm)
{ i = I_GetTime();
tics = i - lasttic;
lasttic = i;
if (tics > 20)
tics = 20;
for (i=0 ; i<tics*2 ; i+=2)
screens[0][ (SCREENHEIGHT-1)*SCREENWIDTH + i] = 0xff;
for ( ; i<20*2 ; i+=2)
screens[0][ (SCREENHEIGHT-1)*SCREENWIDTH + i] = 0x0;
}
// scales the screen size before blitting it
if (multiply == 1)
{
unsigned char *olineptr;
unsigned char *ilineptr;
int y;
ilineptr = (unsigned char *) screens[0];
olineptr = (unsigned char *) screen.pixels;
y = SCREENHEIGHT;
while (y--)
{
memcpy(olineptr, ilineptr, screen.w);
ilineptr += SCREENWIDTH;
olineptr += screen.pitch;
}
}
else if (multiply == 2)
{
unsigned int *olineptrs[2];
unsigned int *ilineptr;
int x, y, i;
unsigned int twoopixels;
unsigned int twomoreopixels;
unsigned int fouripixels;
ilineptr = (unsigned int *) (screens[0]);
for (i=0 ; i<2 ; i++) {
olineptrs[i] =
(unsigned int *)&((byte *)screen.pixels)[i*screen.pitch];
}
y = SCREENHEIGHT;
while (y--)
{
x = SCREENWIDTH;
do
{
fouripixels = *ilineptr++;
twoopixels = (fouripixels & 0xff000000)
| ((fouripixels>>8) & 0xffff00)
| ((fouripixels>>16) & 0xff);
twomoreopixels = ((fouripixels<<16) & 0xff000000)
| ((fouripixels<<8) & 0xffff00)
| (fouripixels & 0xff);
*olineptrs[0]++ = twomoreopixels;
*olineptrs[1]++ = twomoreopixels;
*olineptrs[0]++ = twoopixels;
*olineptrs[1]++ = twoopixels;
} while (x-=4);
olineptrs[0] += screen.pitch/4;
olineptrs[1] += screen.pitch/4;
}
}
else if (multiply == 3)
{
unsigned int *olineptrs[3];
unsigned int *ilineptr;
int x, y, i;
unsigned int fouropixels[3];
unsigned int fouripixels;
ilineptr = (unsigned int *) (screens[0]);
for (i=0 ; i<3 ; i++) {
olineptrs[i] =
(unsigned int *)&((byte *)screen.pixels)[i*screen.pitch];
}
y = SCREENHEIGHT;
while (y--)
{
x = SCREENWIDTH;
do
{
fouripixels = *ilineptr++;
fouropixels[0] = (fouripixels & 0xff000000)
| ((fouripixels>>8) & 0xff0000)
| ((fouripixels>>16) & 0xffff);
fouropixels[1] = ((fouripixels<<8) & 0xff000000)
| (fouripixels & 0xffff00)
| ((fouripixels>>8) & 0xff);
fouropixels[2] = ((fouripixels<<16) & 0xffff0000)
| ((fouripixels<<8) & 0xff00)
| (fouripixels & 0xff);
*olineptrs[0]++ = fouropixels[2];
*olineptrs[1]++ = fouropixels[2];
*olineptrs[2]++ = fouropixels[2];
*olineptrs[0]++ = fouropixels[1];
*olineptrs[1]++ = fouropixels[1];
*olineptrs[2]++ = fouropixels[1];
*olineptrs[0]++ = fouropixels[0];
*olineptrs[1]++ = fouropixels[0];
*olineptrs[2]++ = fouropixels[0];
} while (x-=4);
olineptrs[0] += 2*screen.pitch/4;
olineptrs[1] += 2*screen.pitch/4;
olineptrs[2] += 2*screen.pitch/4;
}
}
BlitDIB();
}
/**
void I_InitGraphics(void)
{
static int firsttime=1;
int video_w, video_h, w, h;
byte video_bpp;
unsigned int video_flags;
if (!firsttime)
return;
firsttime = 0;
video_flags = (SDL_SWSURFACE|SDL_HWPALETTE);
if (!!M_CheckParm("-fullscreen"))
video_flags |= SDL_FULLSCREEN;
if (M_CheckParm("-2"))
multiply = 2;
if (M_CheckParm("-3"))
multiply = 3;
// check if the user wants to grab the mouse (quite unnice)
grabMouse = !!M_CheckParm("-grabmouse");
video_w = w = SCREENWIDTH * multiply;
video_h = h = SCREENHEIGHT * multiply;
video_bpp = 8;
if ( multiply > 3 ) {
I_Error("Smallest available mode (%dx%d) is too large!",
video_w, video_h);
}
screen = SDL_SetVideoMode(video_w, video_h, 8, video_flags);
if ( screen == NULL ) {
I_Error("Could not set %dx%d video mode: %s", video_w, video_h,
SDL_GetError());
}
SDL_ShowCursor(0);
SDL_WM_SetCaption("MenuetOS-DOOM", "doom");
w = SCREENWIDTH * multiply;
h = SCREENHEIGHT * multiply;
if (multiply == 1 && !SDL_MUSTLOCK(screen) ) {
screens[0] = (unsigned char *) screen->pixels;
} else {
screens[0] = (unsigned char *) malloc (SCREENWIDTH * SCREENHEIGHT);
if ( screens[0] == NULL )
I_Error("Couldn't allocate screen memory");
}
}
*****/