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Windows GDI port

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ozkl 2019-08-04 23:02:31 +03:00
parent 136cc5954b
commit 486ac2b7fd
26 changed files with 1436 additions and 8682 deletions
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31
doomgeneric.sln Normal file
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@ -0,0 +1,31 @@

Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 15
VisualStudioVersion = 15.0.27130.2003
MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "doomgeneric", "doomgeneric\doomgeneric.vcxproj", "{95A126D2-CC94-4840-BF05-80305041B5FB}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64
Debug|x86 = Debug|x86
Release|x64 = Release|x64
Release|x86 = Release|x86
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{95A126D2-CC94-4840-BF05-80305041B5FB}.Debug|x64.ActiveCfg = Debug|x64
{95A126D2-CC94-4840-BF05-80305041B5FB}.Debug|x64.Build.0 = Debug|x64
{95A126D2-CC94-4840-BF05-80305041B5FB}.Debug|x86.ActiveCfg = Debug|Win32
{95A126D2-CC94-4840-BF05-80305041B5FB}.Debug|x86.Build.0 = Debug|Win32
{95A126D2-CC94-4840-BF05-80305041B5FB}.Release|x64.ActiveCfg = Release|x64
{95A126D2-CC94-4840-BF05-80305041B5FB}.Release|x64.Build.0 = Release|x64
{95A126D2-CC94-4840-BF05-80305041B5FB}.Release|x86.ActiveCfg = Release|Win32
{95A126D2-CC94-4840-BF05-80305041B5FB}.Release|x86.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {E444537A-F1DB-44A6-8720-C7DC7BB2C74A}
EndGlobalSection
EndGlobal

61
doomgeneric/Makefile
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@ -1,61 +0,0 @@
################################################################
#
# $Id:$
#
# $Log:$
#
CROSS_COMPILE ?= #arm-linux-gnueabihf-
ifeq ($(V),1)
VB=''
else
VB=@
endif
#LIBS+=-lXext -lX11 -lnsl -lm -lSDL
#CFLAGS+=-Wunused-const-variable=0
#CFLAGS+=-fsanitize=address
OBJS+=$(OBJDIR)/i_video_fbdev.o
OBJS+=$(OBJDIR)/i_input_tty.o
CC=$(CROSS_COMPILE)gcc # gcc or g++
CFLAGS+=-ggdb3 -Os
LDFLAGS+=-Wl,--gc-sections
CFLAGS+=-ggdb3 -Wall -DNORMALUNIX -DLINUX -DSNDSERV # -DUSEASM
LIBS+=-lm -lc -lSDL
# subdirectory for objects
OBJDIR=build
OUTPUT=fbdoom
SRC_DOOM = i_main.o dummy.o am_map.o doomdef.o doomstat.o dstrings.o d_event.o d_items.o d_iwad.o d_loop.o d_main.o d_mode.o d_net.o f_finale.o f_wipe.o g_game.o hu_lib.o hu_stuff.o info.o i_cdmus.o i_endoom.o i_joystick.o i_scale.o i_sound.o i_system.o i_timer.o memio.o m_argv.o m_bbox.o m_cheat.o m_config.o m_controls.o m_fixed.o m_menu.o m_misc.o m_random.o p_ceilng.o p_doors.o p_enemy.o p_floor.o p_inter.o p_lights.o p_map.o p_maputl.o p_mobj.o p_plats.o p_pspr.o p_saveg.o p_setup.o p_sight.o p_spec.o p_switch.o p_telept.o p_tick.o p_user.o r_bsp.o r_data.o r_draw.o r_main.o r_plane.o r_segs.o r_sky.o r_things.o sha1.o sounds.o statdump.o st_lib.o st_stuff.o s_sound.o tables.o v_video.o wi_stuff.o w_checksum.o w_file.o w_file_stdc_unbuffered.o w_main.o w_wad.o z_zone.o
OBJS += $(addprefix $(OBJDIR)/, $(SRC_DOOM))
all: $(OUTPUT)
clean:
rm -rf $(OBJDIR)
rm -f $(OUTPUT)
rm -f $(OUTPUT).gdb
rm -f $(OUTPUT).map
$(OUTPUT): $(OBJS)
@echo [Linking $@]
$(VB)$(CC) $(CFLAGS) $(LDFLAGS) $(OBJS) \
-o $(OUTPUT) $(LIBS) -Wl,-Map,$(OUTPUT).map
@echo [Size]
-$(CROSS_COMPILE)size $(OUTPUT)
$(OBJS): | $(OBJDIR)
$(OBJDIR):
mkdir -p $(OBJDIR)
$(OBJDIR)/%.o: %.c
@echo [Compiling $<]
$(VB)$(CC) $(CFLAGS) -c $< -o $@
print:
@echo OBJS: $(OBJS)

8
doomgeneric/config.h
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@ -70,13 +70,13 @@
#undef PACKAGE_BUGREPORT
/* Define to the full name of this package. */
#define PACKAGE_NAME "FDoom"
#define PACKAGE_NAME "Doom Generic"
/* Define to the full name and version of this package. */
#define PACKAGE_STRING "FDoom 0.1"
#define PACKAGE_STRING "Doom Generic 0.1"
/* Define to the one symbol short name of this package. */
#define PACKAGE_TARNAME "fdoom.tar"
#define PACKAGE_TARNAME "doomgeneric.tar"
/* Define to the home page for this package. */
#define PACKAGE_URL ""
@ -85,7 +85,7 @@
#define PACKAGE_VERSION 0.1
/* Change this when you create your awesome forked version */
#define PROGRAM_PREFIX "fdoom"
#define PROGRAM_PREFIX "doomgeneric"
/* Define to 1 if you have the ANSI C header files. */
#define STDC_HEADERS 1

2
doomgeneric/d_iwad.c
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@ -611,6 +611,8 @@ static void BuildIWADDirList(void)
#endif
#else
AddIWADDir(".");
AddIWADDir (FILES_DIR);
// Don't run this function again.

3
doomgeneric/d_main.c
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@ -72,7 +72,6 @@
#include "r_local.h"
#include "statdump.h"
#include "d_main.h"
//
@ -1080,6 +1079,8 @@ static void D_Endoom(void)
endoom = W_CacheLumpName(DEH_String("ENDOOM"), PU_STATIC);
I_Endoom(endoom);
exit(0);
}
#if ORIGCODE

12
doomgeneric/doomgeneric.c Normal file
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#include "doomgeneric.h"
uint32_t* DG_ScreenBuffer = 0;
void dg_Create()
{
DG_ScreenBuffer = malloc(DOOMGENERIC_RESX * DOOMGENERIC_RESY * 4);
DG_Init();
}

20
doomgeneric/doomgeneric.h Normal file
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#ifndef DOOM_GENERIC
#define DOOM_GENERIC
#include <stdint.h>
#define DOOMGENERIC_RESX 640
#define DOOMGENERIC_RESY 400
extern uint32_t* DG_ScreenBuffer;
void DG_Init();
void DG_DrawFrame();
void DG_SleepMs(uint32_t ms);
uint32_t DG_GetTicksMs();
int DG_GetKey(int* pressed, unsigned char* key);
void DG_SetWindowTitle(const char * title);
#endif //DOOM_GENERIC

336
doomgeneric/doomgeneric.vcxproj Normal file
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<Keyword>Win32Proj</Keyword>
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561
doomgeneric/doomgeneric.vcxproj.filters Normal file
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@ -0,0 +1,561 @@
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<Filter>Source Files</Filter>
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197
doomgeneric/doomgeneric_win.c Normal file
View File

@ -0,0 +1,197 @@
#include "doomkeys.h"
#include "doomgeneric.h"
#include <stdio.h>
#include <Windows.h>
static BITMAPINFO s_Bmi = { sizeof(BITMAPINFOHEADER), DOOMGENERIC_RESX, -DOOMGENERIC_RESY, 1, 32 };
static HWND s_Hwnd = 0;
static HDC s_Hdc = 0;
#define KEYQUEUE_SIZE 16
static unsigned short s_KeyQueue[KEYQUEUE_SIZE];
static unsigned int s_KeyQueueWriteIndex = 0;
static unsigned int s_KeyQueueReadIndex = 0;
static unsigned char convertToDoomKey(unsigned char key)
{
switch (key)
{
case VK_RETURN:
key = KEY_ENTER;
break;
case VK_ESCAPE:
key = KEY_ESCAPE;
break;
case VK_LEFT:
key = KEY_LEFTARROW;
break;
case VK_RIGHT:
key = KEY_RIGHTARROW;
break;
case VK_UP:
key = KEY_UPARROW;
break;
case VK_DOWN:
key = KEY_DOWNARROW;
break;
case VK_CONTROL:
key = KEY_FIRE;
break;
case VK_SPACE:
key = KEY_USE;
break;
case VK_SHIFT:
key = KEY_RSHIFT;
break;
default:
key = tolower(key);
break;
}
return key;
}
static void addKeyToQueue(int pressed, unsigned char keyCode)
{
unsigned char key = convertToDoomKey(keyCode);
unsigned short keyData = (pressed << 8) | key;
s_KeyQueue[s_KeyQueueWriteIndex] = keyData;
s_KeyQueueWriteIndex++;
s_KeyQueueWriteIndex %= KEYQUEUE_SIZE;
}
static LRESULT CALLBACK wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CLOSE:
DestroyWindow(hwnd);
break;
case WM_DESTROY:
PostQuitMessage(0);
ExitProcess(0);
break;
case WM_KEYDOWN:
addKeyToQueue(1, wParam);
break;
case WM_KEYUP:
addKeyToQueue(0, wParam);
break;
default:
return DefWindowProcA(hwnd, msg, wParam, lParam);
}
return 0;
}
void DG_Init()
{
// window creation
const char windowClassName[] = "DoomWindowClass";
const char windowTitle[] = "Doom";
WNDCLASSEXA wc;
wc.cbSize = sizeof(WNDCLASSEXA);
wc.style = 0;
wc.lpfnWndProc = wndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = 0;
wc.hIcon = 0;
wc.hCursor = 0;
wc.hbrBackground = 0;
wc.lpszMenuName = 0;
wc.lpszClassName = windowClassName;
wc.hIconSm = 0;
if (!RegisterClassExA(&wc))
{
printf("Window Registration Failed!");
exit(-1);
}
RECT rect;
rect.left = rect.top = 0;
rect.right = DOOMGENERIC_RESX;
rect.bottom = DOOMGENERIC_RESY;
AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
HWND hwnd = CreateWindowExA(0, windowClassName, windowTitle, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, rect.right - rect.left, rect.bottom - rect.top, 0, 0, 0, 0);
if (hwnd)
{
s_Hwnd = hwnd;
s_Hdc = GetDC(hwnd);
ShowWindow(hwnd, SW_SHOW);
}
else
{
printf("Window Creation Failed!");
exit(-1);
}
memset(s_KeyQueue, 0, KEYQUEUE_SIZE * sizeof(unsigned short));
}
void DG_DrawFrame()
{
MSG msg;
memset(&msg, 0, sizeof(msg));
while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE) > 0)
{
TranslateMessage(&msg);
DispatchMessageA(&msg);
}
StretchDIBits(s_Hdc, 0, 0, DOOMGENERIC_RESX, DOOMGENERIC_RESY, 0, 0, DOOMGENERIC_RESX, DOOMGENERIC_RESY, DG_ScreenBuffer, &s_Bmi, 0, SRCCOPY);
SwapBuffers(s_Hdc);
}
void DG_SleepMs(uint32_t ms)
{
Sleep(ms);
}
uint32_t DG_GetTicksMs()
{
return GetTickCount();
}
int DG_GetKey(int* pressed, unsigned char* doomKey)
{
if (s_KeyQueueReadIndex == s_KeyQueueWriteIndex)
{
//key queue is empty
return 0;
}
else
{
unsigned short keyData = s_KeyQueue[s_KeyQueueReadIndex];
s_KeyQueueReadIndex++;
s_KeyQueueReadIndex %= KEYQUEUE_SIZE;
*pressed = keyData >> 8;
*doomKey = keyData & 0xFF;
return 1;
}
}
void DG_SetWindowTitle(const char * title)
{
if (s_Hwnd)
{
SetWindowTextA(s_Hwnd, title);
}
}

4
doomgeneric/doomtype.h
View File

@ -27,8 +27,8 @@
#ifdef _WIN32
#define strcasecmp stricmp
#define strncasecmp strnicmp
#define strcasecmp _stricmp
#define strncasecmp _strnicmp
#else

169
doomgeneric/i_input_tty.c → doomgeneric/i_input.c
View File

@ -12,22 +12,14 @@
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// DESCRIPTION:
// DOOM keyboard input via linux tty
//
#include <stdlib.h>
#include <ctype.h>
#include <math.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include <termios.h>
#include <sys/ioctl.h>
#include <linux/keyboard.h>
#include <linux/kd.h>
#include "config.h"
#include "deh_str.h"
@ -47,6 +39,8 @@
#include "w_wad.h"
#include "z_zone.h"
#include "doomgeneric.h"
int vanilla_keyboard_mapping = 1;
// Is the shift key currently down?
@ -227,153 +221,17 @@ static const char shiftxform[] =
'{', '|', '}', '~', 127
};
/* Checks whether or not the given file descriptor is associated
with a local keyboard.
Returns 1 if it is, 0 if not (or if something prevented us from
checking). */
int tty_is_kbd(int fd)
{
int data = 0;
if (ioctl(fd, KDGKBTYPE, &data) != 0)
return 0;
if (data == KB_84) {
printf("84-key keyboard found.\n");
return 1;
} else if (data == KB_101) {
printf("101-key keyboard found.\n");
return 1;
} else {
printf("KDGKBTYPE = 0x%x.\n", data);
return 0;
}
}
static int old_mode = -1;
static struct termios old_term;
static int kb = -1; /* keyboard file descriptor */
void kbd_shutdown(void)
{
/* Shut down nicely. */
printf("Cleaning up.\n");
fflush(stdout);
printf("Exiting normally.\n");
if (old_mode != -1) {
ioctl(kb, KDSKBMODE, old_mode);
tcsetattr(kb, 0, &old_term);
}
if (kb > 3)
close(kb);
exit(0);
}
static int kbd_init(void)
{
struct termios new_term;
char *files_to_try[] = {"/dev/tty", "/dev/console", NULL};
int i;
int flags;
/* First we need to find a file descriptor that represents the
system's keyboard. This should be /dev/tty, /dev/console,
stdin, stdout, or stderr. We'll try them in that order.
If none are acceptable, we're probably not being run
from a VT. */
for (i = 0; files_to_try[i] != NULL; i++) {
/* Try to open the file. */
kb = open(files_to_try[i], O_RDONLY);
if (kb < 0) continue;
/* See if this is valid for our purposes. */
if (tty_is_kbd(kb)) {
printf("Using keyboard on %s.\n", files_to_try[i]);
break;
}
close(kb);
}
/* If those didn't work, not all is lost. We can try the
3 standard file descriptors, in hopes that one of them
might point to a console. This is not especially likely. */
if (files_to_try[i] == NULL) {
for (kb = 0; kb < 3; kb++) {
if (tty_is_kbd(i)) break;
}
printf("Unable to find a file descriptor associated with "\
"the keyboard.\n" \
"Perhaps you're not using a virtual terminal?\n");
return 1;
}
/* Find the keyboard's mode so we can restore it later. */
if (ioctl(kb, KDGKBMODE, &old_mode) != 0) {
printf("Unable to query keyboard mode.\n");
kbd_shutdown();
}
/* Adjust the terminal's settings. In particular, disable
echoing, signal generation, and line buffering. Any of
these could cause trouble. Save the old settings first. */
if (tcgetattr(kb, &old_term) != 0) {
printf("Unable to query terminal settings.\n");
kbd_shutdown();
}
new_term = old_term;
new_term.c_iflag = 0;
new_term.c_lflag &= ~(ECHO | ICANON | ISIG);
/* TCSAFLUSH discards unread input before making the change.
A good idea. */
if (tcsetattr(kb, TCSAFLUSH, &new_term) != 0) {
printf("Unable to change terminal settings.\n");
}
/* Put the keyboard in mediumraw mode. */
if (ioctl(kb, KDSKBMODE, K_MEDIUMRAW) != 0) {
printf("Unable to set mediumraw mode.\n");
kbd_shutdown();
}
/* Put in non-blocking mode */
flags = fcntl(kb, F_GETFL, 0);
fcntl(kb, F_SETFL, flags | O_NONBLOCK);
printf("Ready to read keycodes. Press Backspace to exit.\n");
return 0;
}
int kbd_read(int *pressed, unsigned char *key)
{
unsigned char data;
if (read(kb, &data, 1) < 1) {
return 0;
}
*pressed = (data & 0x80) == 0x80;
*key = data & 0x7F;
/* Print the keycode. The top bit is the pressed/released
flag, and the lower seven are the keycode. */
//printf("%s: 0x%2X (%i)\n", *pressed ? "Released" : " Pressed", (unsigned int)*key, (unsigned int)*key);
return 1;
}
static unsigned char TranslateKey(unsigned char key)
{
return key;
/*
if (key < sizeof(at_to_doom))
return at_to_doom[key];
else
return 0x0;
*/
//default:
// return tolower(key);
@ -412,7 +270,7 @@ static void UpdateShiftStatus(int pressed, unsigned char key)
change = -1;
}
if (key == 0x2a || key == 0x36) {
if (key == KEY_RSHIFT) {
shiftdown += change;
}
}
@ -424,20 +282,14 @@ void I_GetEvent(void)
int pressed;
unsigned char key;
// put event-grabbing stuff in here
while (kbd_read(&pressed, &key))
while (DG_GetKey(&pressed, &key))
{
if (key == 0x0E) {
kbd_shutdown();
I_Quit();
}
UpdateShiftStatus(pressed, key);
// process event
if (!pressed)
if (pressed)
{
// data1 has the key pressed, data2 has the character
// (shift-translated, etc)
@ -485,8 +337,5 @@ void I_GetEvent(void)
void I_InitInput(void)
{
kbd_init();
//UpdateFocus();
}

407
doomgeneric/i_input_sdl.c
View File

@ -1,407 +0,0 @@
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 2005-2014 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// DESCRIPTION:
// DOOM graphics stuff for SDL.
//
#include "SDL/SDL.h"
#include <stdlib.h>
#include <ctype.h>
#include <math.h>
#include <string.h>
#include "config.h"
#include "deh_str.h"
#include "doomtype.h"
#include "doomkeys.h"
#include "i_joystick.h"
#include "i_system.h"
#include "i_swap.h"
#include "i_timer.h"
#include "i_video.h"
#include "i_scale.h"
#include "m_argv.h"
#include "m_config.h"
#include "m_misc.h"
#include "tables.h"
#include "v_video.h"
#include "w_wad.h"
#include "z_zone.h"
// SDL surface for the screen.
static SDL_Surface *screen;
// If true, keyboard mapping is ignored, like in Vanilla Doom.
// The sensible thing to do is to disable this if you have a non-US
// keyboard.
int vanilla_keyboard_mapping = true;
// Is the shift key currently down?
static int shiftdown = 0;
// Lookup table for mapping ASCII characters to their equivalent when
// shift is pressed on an American layout keyboard:
static const char shiftxform[] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
31, ' ', '!', '"', '#', '$', '%', '&',
'"', // shift-'
'(', ')', '*', '+',
'<', // shift-,
'_', // shift--
'>', // shift-.
'?', // shift-/
')', // shift-0
'!', // shift-1
'@', // shift-2
'#', // shift-3
'$', // shift-4
'%', // shift-5
'^', // shift-6
'&', // shift-7
'*', // shift-8
'(', // shift-9
':',
':', // shift-;
'<',
'+', // shift-=
'>', '?', '@',
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
'[', // shift-[
'!', // shift-backslash - OH MY GOD DOES WATCOM SUCK
']', // shift-]
'"', '_',
'\'', // shift-`
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
'{', '|', '}', '~', 127
};
//
// Translates the SDL key
//
static int TranslateKey(SDL_keysym *sym)
{
switch(sym->sym)
{
case SDLK_LEFT: return KEY_LEFTARROW;
case SDLK_RIGHT: return KEY_RIGHTARROW;
case SDLK_DOWN: return KEY_DOWNARROW;
case SDLK_UP: return KEY_UPARROW;
case SDLK_ESCAPE: return KEY_ESCAPE;
case SDLK_RETURN: return KEY_ENTER;
case SDLK_TAB: return KEY_TAB;
case SDLK_F1: return KEY_F1;
case SDLK_F2: return KEY_F2;
case SDLK_F3: return KEY_F3;
case SDLK_F4: return KEY_F4;
case SDLK_F5: return KEY_F5;
case SDLK_F6: return KEY_F6;
case SDLK_F7: return KEY_F7;
case SDLK_F8: return KEY_F8;
case SDLK_F9: return KEY_F9;
case SDLK_F10: return KEY_F10;
case SDLK_F11: return KEY_F11;
case SDLK_F12: return KEY_F12;
case SDLK_PRINT: return KEY_PRTSCR;
case SDLK_BACKSPACE: return KEY_BACKSPACE;
case SDLK_DELETE: return KEY_DEL;
case SDLK_PAUSE: return KEY_PAUSE;
#if !SDL_VERSION_ATLEAST(1, 3, 0)
case SDLK_EQUALS: return KEY_EQUALS;
#endif
case SDLK_MINUS: return KEY_MINUS;
case SDLK_LSHIFT:
case SDLK_RSHIFT:
return KEY_RSHIFT;
case SDLK_LCTRL:
case SDLK_RCTRL:
return KEY_RCTRL;
case SDLK_LALT:
case SDLK_RALT:
#if !SDL_VERSION_ATLEAST(1, 3, 0)
case SDLK_LMETA:
case SDLK_RMETA:
#endif
return KEY_RALT;
case SDLK_CAPSLOCK: return KEY_CAPSLOCK;
case SDLK_SCROLLOCK: return KEY_SCRLCK;
case SDLK_NUMLOCK: return KEY_NUMLOCK;
case SDLK_KP0: return KEYP_0;
case SDLK_KP1: return KEYP_1;
case SDLK_KP2: return KEYP_2;
case SDLK_KP3: return KEYP_3;
case SDLK_KP4: return KEYP_4;
case SDLK_KP5: return KEYP_5;
case SDLK_KP6: return KEYP_6;
case SDLK_KP7: return KEYP_7;
case SDLK_KP8: return KEYP_8;
case SDLK_KP9: return KEYP_9;
case SDLK_KP_PERIOD: return KEYP_PERIOD;
case SDLK_KP_MULTIPLY: return KEYP_MULTIPLY;
case SDLK_KP_PLUS: return KEYP_PLUS;
case SDLK_KP_MINUS: return KEYP_MINUS;
case SDLK_KP_DIVIDE: return KEYP_DIVIDE;
case SDLK_KP_EQUALS: return KEYP_EQUALS;
case SDLK_KP_ENTER: return KEYP_ENTER;
case SDLK_HOME: return KEY_HOME;
case SDLK_INSERT: return KEY_INS;
case SDLK_END: return KEY_END;
case SDLK_PAGEUP: return KEY_PGUP;
case SDLK_PAGEDOWN: return KEY_PGDN;
#ifdef SDL_HAVE_APP_KEYS
case SDLK_APP1: return KEY_F1;
case SDLK_APP2: return KEY_F2;
case SDLK_APP3: return KEY_F3;
case SDLK_APP4: return KEY_F4;
case SDLK_APP5: return KEY_F5;
case SDLK_APP6: return KEY_F6;
#endif
default:
return tolower(sym->sym);
}
}
// Get the equivalent ASCII (Unicode?) character for a keypress.
static int GetTypedChar(SDL_Event *event)
{
int key;
// If Vanilla keyboard mapping enabled, the keyboard
// scan code is used to give the character typed.
// This does not change depending on keyboard layout.
// If you have a German keyboard, pressing 'z' will
// give 'y', for example. It is desirable to be able
// to fix this so that people with non-standard
// keyboard mappings can type properly. If vanilla
// mode is disabled, use the properly translated
// version.
if (vanilla_keyboard_mapping)
{
key = TranslateKey(&event->key.keysym);
// Is shift held down? If so, perform a translation.
if (shiftdown > 0)
{
if (key >= 0 && key < arrlen(shiftxform))
{
key = shiftxform[key];
}
else
{
key = 0;
}
}
return key;
}
else
{
// Unicode value, from key layout.
return tolower(event->key.keysym.unicode);
}
}
static void UpdateShiftStatus(SDL_Event *event)
{
int change;
if (event->type == SDL_KEYDOWN)
{
change = 1;
}
else if (event->type == SDL_KEYUP)
{
change = -1;
}
else
{
return;
}
if (event->key.keysym.sym == SDLK_LSHIFT
|| event->key.keysym.sym == SDLK_RSHIFT)
{
shiftdown += change;
}
}
void I_GetEvent(void)
{
SDL_Event sdlevent;
event_t event;
// possibly not needed
SDL_PumpEvents();
// put event-grabbing stuff in here
while (SDL_PollEvent(&sdlevent))
{
if (sdlevent.type == SDL_QUIT)
{
I_Quit();
}
UpdateShiftStatus(&sdlevent);
// process event
switch (sdlevent.type)
{
case SDL_KEYDOWN:
// data1 has the key pressed, data2 has the character
// (shift-translated, etc)
event.type = ev_keydown;
event.data1 = TranslateKey(&sdlevent.key.keysym);
event.data2 = GetTypedChar(&sdlevent);
if (event.data1 != 0)
{
D_PostEvent(&event);
}
break;
case SDL_KEYUP:
event.type = ev_keyup;
event.data1 = TranslateKey(&sdlevent.key.keysym);
// data2 is just initialized to zero for ev_keyup.
// For ev_keydown it's the shifted Unicode character
// that was typed, but if something wants to detect
// key releases it should do so based on data1
// (key ID), not the printable char.
event.data2 = 0;
if (event.data1 != 0)
{
D_PostEvent(&event);
}
break;
/*
case SDL_MOUSEMOTION:
event.type = ev_mouse;
event.data1 = mouse_button_state;
event.data2 = AccelerateMouse(sdlevent.motion.xrel);
event.data3 = -AccelerateMouse(sdlevent.motion.yrel);
D_PostEvent(&event);
break;
*/
case SDL_QUIT:
event.type = ev_quit;
D_PostEvent(&event);
break;
case SDL_ACTIVEEVENT:
// need to update our focus state
//UpdateFocus();
break;
default:
break;
}
}
}
//void I_ShutdownGraphics(void)
//{
// //SDL_QuitSubSystem(SDL_INIT_VIDEO);
//}
//
// I_StartTic
//
void I_StartTic (void)
{
I_GetEvent();
}
void I_InitInput(void)
{
SDL_Event dummy;
byte *doompal;
char *env;
// Pass through the XSCREENSAVER_WINDOW environment variable to
// SDL_WINDOWID, to embed the SDL window into the Xscreensaver
// window.
env = getenv("XSCREENSAVER_WINDOW");
if (env != NULL)
{
char winenv[30];
int winid;
sscanf(env, "0x%x", &winid);
M_snprintf(winenv, sizeof(winenv), "SDL_WINDOWID=%i", winid);
putenv(winenv);
}
if (SDL_Init(SDL_INIT_VIDEO) < 0)
{
I_Error("Failed to initialize video: %s", SDL_GetError());
}
//UpdateFocus();
// We need SDL to give us translated versions of keys as well
SDL_EnableUNICODE(1);
// Repeat key presses - this is what Vanilla Doom does
// Not sure about repeat rate - probably dependent on which DOS
// driver is used. This is good enough though.
SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
// clear out any events waiting at the start and center the mouse
while (SDL_PollEvent(&dummy));
}

16
doomgeneric/i_main.c
View File

@ -16,12 +16,12 @@
// Main program, simply calls D_DoomMain high level loop.
//
#include "config.h"
//#include "config.h"
#include <stdio.h>
#include "doomtype.h"
#include "i_system.h"
//#include "doomtype.h"
//#include "i_system.h"
#include "m_argv.h"
//
@ -32,6 +32,11 @@
void D_DoomMain (void);
void M_FindResponseFile(void);
void dg_Create();
int main(int argc, char **argv)
{
// save arguments
@ -43,7 +48,10 @@ int main(int argc, char **argv)
// start doom
printf("Starting D_DoomMain\r\n");
D_DoomMain ();
dg_Create();
D_DoomMain ();
return 0;
}

1616
doomgeneric/i_oplmusic.c
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File diff suppressed because it is too large Load Diff

330
doomgeneric/i_pcsound.c
View File

@ -1,330 +0,0 @@
//
// Copyright(C) 2005-2014 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// DESCRIPTION:
// System interface for PC speaker sound.
//
#include "SDL.h"
#include <string.h>
#include "doomtype.h"
#include "deh_str.h"
#include "i_sound.h"
#include "m_misc.h"
#include "w_wad.h"
#include "z_zone.h"
#include "pcsound.h"
#define TIMER_FREQ 1193181 /* hz */
static boolean pcs_initialized = false;
static SDL_mutex *sound_lock;
static boolean use_sfx_prefix;
static uint8_t *current_sound_lump = NULL;
static uint8_t *current_sound_pos = NULL;
static unsigned int current_sound_remaining = 0;
static int current_sound_handle = 0;
static int current_sound_lump_num = -1;
static const uint16_t divisors[] = {
0,
6818, 6628, 6449, 6279, 6087, 5906, 5736, 5575,
5423, 5279, 5120, 4971, 4830, 4697, 4554, 4435,
4307, 4186, 4058, 3950, 3836, 3728, 3615, 3519,
3418, 3323, 3224, 3131, 3043, 2960, 2875, 2794,
2711, 2633, 2560, 2485, 2415, 2348, 2281, 2213,
2153, 2089, 2032, 1975, 1918, 1864, 1810, 1757,
1709, 1659, 1612, 1565, 1521, 1478, 1435, 1395,
1355, 1316, 1280, 1242, 1207, 1173, 1140, 1107,
1075, 1045, 1015, 986, 959, 931, 905, 879,
854, 829, 806, 783, 760, 739, 718, 697,
677, 658, 640, 621, 604, 586, 570, 553,
538, 522, 507, 493, 479, 465, 452, 439,
427, 415, 403, 391, 380, 369, 359, 348,
339, 329, 319, 310, 302, 293, 285, 276,
269, 261, 253, 246, 239, 232, 226, 219,
213, 207, 201, 195, 190, 184, 179,
};
static void PCSCallbackFunc(int *duration, int *freq)
{
unsigned int tone;
*duration = 1000 / 140;
if (SDL_LockMutex(sound_lock) < 0)
{
*freq = 0;
return;
}
if (current_sound_lump != NULL && current_sound_remaining > 0)
{
// Read the next tone
tone = *current_sound_pos;
// Use the tone -> frequency lookup table. See pcspkr10.zip
// for a full discussion of this.
// Check we don't overflow the frequency table.
if (tone < arrlen(divisors) && divisors[tone] != 0)
{
*freq = (int) (TIMER_FREQ / divisors[tone]);
}
else
{
*freq = 0;
}
++current_sound_pos;
--current_sound_remaining;
}
else
{
*freq = 0;
}
SDL_UnlockMutex(sound_lock);
}
static boolean CachePCSLump(sfxinfo_t *sfxinfo)
{
int lumplen;
int headerlen;
// Free the current sound lump back to the cache
if (current_sound_lump != NULL)
{
W_ReleaseLumpNum(current_sound_lump_num);
current_sound_lump = NULL;
}
// Load from WAD
current_sound_lump = W_CacheLumpNum(sfxinfo->lumpnum, PU_STATIC);
lumplen = W_LumpLength(sfxinfo->lumpnum);
// Read header
if (current_sound_lump[0] != 0x00 || current_sound_lump[1] != 0x00)
{
return false;
}
headerlen = (current_sound_lump[3] << 8) | current_sound_lump[2];
if (headerlen > lumplen - 4)
{
return false;
}
// Header checks out ok
current_sound_remaining = headerlen;
current_sound_pos = current_sound_lump + 4;
current_sound_lump_num = sfxinfo->lumpnum;
return true;
}
// These Doom PC speaker sounds are not played - this can be seen in the
// Heretic source code, where there are remnants of this left over
// from Doom.
static boolean IsDisabledSound(sfxinfo_t *sfxinfo)
{
int i;
const char *disabled_sounds[] = {
"posact",
"bgact",
"dmact",
"dmpain",
"popain",
"sawidl",
};
for (i=0; i<arrlen(disabled_sounds); ++i)
{
if (!strcmp(sfxinfo->name, disabled_sounds[i]))
{
return true;
}
}
return false;
}
static int I_PCS_StartSound(sfxinfo_t *sfxinfo,
int channel,
int vol,
int sep)
{
int result;
if (!pcs_initialized)
{
return -1;
}
if (IsDisabledSound(sfxinfo))
{
return -1;
}
if (SDL_LockMutex(sound_lock) < 0)
{
return -1;
}
result = CachePCSLump(sfxinfo);
if (result)
{
current_sound_handle = channel;
}
SDL_UnlockMutex(sound_lock);
if (result)
{
return channel;
}
else
{
return -1;
}
}
static void I_PCS_StopSound(int handle)
{
if (!pcs_initialized)
{
return;
}
if (SDL_LockMutex(sound_lock) < 0)
{
return;
}
// If this is the channel currently playing, immediately end it.
if (current_sound_handle == handle)
{
current_sound_remaining = 0;
}
SDL_UnlockMutex(sound_lock);
}
//
// Retrieve the raw data lump index
// for a given SFX name.
//
static int I_PCS_GetSfxLumpNum(sfxinfo_t* sfx)
{
char namebuf[9];
if (use_sfx_prefix)
{
M_snprintf(namebuf, sizeof(namebuf), "dp%s", DEH_String(sfx->name));
}
else
{
M_StringCopy(namebuf, DEH_String(sfx->name), sizeof(namebuf));
}
return W_GetNumForName(namebuf);
}
static boolean I_PCS_SoundIsPlaying(int handle)
{
if (!pcs_initialized)
{
return false;
}
if (handle != current_sound_handle)
{
return false;
}
return current_sound_lump != NULL && current_sound_remaining > 0;
}
static boolean I_PCS_InitSound(boolean _use_sfx_prefix)
{
use_sfx_prefix = _use_sfx_prefix;
// Use the sample rate from the configuration file
PCSound_SetSampleRate(snd_samplerate);
// Initialize the PC speaker subsystem.
pcs_initialized = PCSound_Init(PCSCallbackFunc);
if (pcs_initialized)
{
sound_lock = SDL_CreateMutex();
}
return pcs_initialized;
}
static void I_PCS_ShutdownSound(void)
{
if (pcs_initialized)
{
PCSound_Shutdown();
}
}
static void I_PCS_UpdateSound(void)
{
// no-op.
}
void I_PCS_UpdateSoundParams(int channel, int vol, int sep)
{
// no-op.
}
static snddevice_t sound_pcsound_devices[] =
{
SNDDEVICE_PCSPEAKER,
};
sound_module_t sound_pcsound_module =
{
sound_pcsound_devices,
arrlen(sound_pcsound_devices),
I_PCS_InitSound,
I_PCS_ShutdownSound,
I_PCS_GetSfxLumpNum,
I_PCS_UpdateSound,
I_PCS_UpdateSoundParams,
I_PCS_StartSound,
I_PCS_StopSound,
I_PCS_SoundIsPlaying,
};

1322
doomgeneric/i_sdlmusic.c
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File diff suppressed because it is too large Load Diff

1092
doomgeneric/i_sdlsound.c
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File diff suppressed because it is too large Load Diff

947
doomgeneric/i_sound_dummy.c
View File

@ -1,947 +0,0 @@
// 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:
// System interface for sound.
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: i_unix.c,v 1.5 1997/02/03 22:45:10 b1 Exp $";
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <math.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#ifndef LINUX
#include <sys/filio.h>
#endif
#include <fcntl.h>
#include <unistd.h>
#include <sys/ioctl.h>
// Timer stuff. Experimental.
#include <time.h>
#include <signal.h>
#include "z_zone.h"
#include "i_system.h"
#include "i_sound.h"
#include "m_argv.h"
#include "m_misc.h"
#include "w_wad.h"
#include "doomdef.h"
// UNIX hack, to be removed.
#ifdef SNDSERV
// Separate sound server process.
FILE* sndserver=0;
char* sndserver_filename = "./sndserver ";
#elif SNDINTR
// Update all 30 millisecs, approx. 30fps synchronized.
// Linux resolution is allegedly 10 millisecs,
// scale is microseconds.
#define SOUND_INTERVAL 500
// Get the interrupt. Set duration in millisecs.
int I_SoundSetTimer( int duration_of_tick );
void I_SoundDelTimer( void );
#else
// None?
#endif
// A quick hack to establish a protocol between
// synchronous mix buffer updates and asynchronous
// audio writes. Probably redundant with gametic.
static int flag = 0;
// The number of internal mixing channels,
// the samples calculated for each mixing step,
// the size of the 16bit, 2 hardware channel (stereo)
// mixing buffer, and the samplerate of the raw data.
// Needed for calling the actual sound output.
#define SAMPLECOUNT 512
#define NUM_CHANNELS 8
// It is 2 for 16bit, and 2 for two channels.
#define BUFMUL 4
#define MIXBUFFERSIZE (SAMPLECOUNT*BUFMUL)
#define SAMPLERATE 11025 // Hz
#define SAMPLESIZE 2 // 16bit
// The actual lengths of all sound effects.
int lengths[NUMSFX];
// The actual output device.
int audio_fd;
// The global mixing buffer.
// Basically, samples from all active internal channels
// are modifed and added, and stored in the buffer
// that is submitted to the audio device.
signed short mixbuffer[MIXBUFFERSIZE];
// The channel step amount...
unsigned int channelstep[NUM_CHANNELS];
// ... and a 0.16 bit remainder of last step.
unsigned int channelstepremainder[NUM_CHANNELS];
// The channel data pointers, start and end.
unsigned char* channels[NUM_CHANNELS];
unsigned char* channelsend[NUM_CHANNELS];
// Time/gametic that the channel started playing,
// used to determine oldest, which automatically
// has lowest priority.
// In case number of active sounds exceeds
// available channels.
int channelstart[NUM_CHANNELS];
// The sound in channel handles,
// determined on registration,
// might be used to unregister/stop/modify,
// currently unused.
int channelhandles[NUM_CHANNELS];
// SFX id of the playing sound effect.
// Used to catch duplicates (like chainsaw).
int channelids[NUM_CHANNELS];
// Pitch to stepping lookup, unused.
int steptable[256];
// Volume lookups.
int vol_lookup[128*256];
// Hardware left and right channel volume lookup.
int* channelleftvol_lookup[NUM_CHANNELS];
int* channelrightvol_lookup[NUM_CHANNELS];
//
// Safe ioctl, convenience.
//
void
myioctl
( int fd,
int command,
int* arg )
{
int rc;
rc = ioctl(fd, command, arg);
if (rc < 0)
{
fprintf(stderr, "ioctl(dsp,%d,arg) failed\n", command);
fprintf(stderr, "errno=%d\n", errno);
exit(-1);
}
}
//
// This function loads the sound data from the WAD lump,
// for single sound.
//
void*
getsfx
( char* sfxname,
int* len )
{
unsigned char* sfx;
unsigned char* paddedsfx;
int i;
int size;
int paddedsize;
char name[20];
int sfxlump;
// Get the sound data from the WAD, allocate lump
// in zone memory.
sprintf(name, "ds%s", sfxname);
// Now, there is a severe problem with the
// sound handling, in it is not (yet/anymore)
// gamemode aware. That means, sounds from
// DOOM II will be requested even with DOOM
// shareware.
// The sound list is wired into sounds.c,
// which sets the external variable.
// I do not do runtime patches to that
// variable. Instead, we will use a
// default sound for replacement.
if ( W_CheckNumForName(name) == -1 )
sfxlump = W_GetNumForName("dspistol");
else
sfxlump = W_GetNumForName(name);
size = W_LumpLength( sfxlump );
// Debug.
// fprintf( stderr, "." );
//fprintf( stderr, " -loading %s (lump %d, %d bytes)\n",
// sfxname, sfxlump, size );
//fflush( stderr );
sfx = (unsigned char*)W_CacheLumpNum( sfxlump, PU_STATIC );
// Pads the sound effect out to the mixing buffer size.
// The original realloc would interfere with zone memory.
paddedsize = ((size-8 + (SAMPLECOUNT-1)) / SAMPLECOUNT) * SAMPLECOUNT;
// Allocate from zone memory.
paddedsfx = (unsigned char*)Z_Malloc( paddedsize+8, PU_STATIC, 0 );
// ddt: (unsigned char *) realloc(sfx, paddedsize+8);
// This should interfere with zone memory handling,
// which does not kick in in the soundserver.
// Now copy and pad.
memcpy( paddedsfx, sfx, size );
for (i=size ; i<paddedsize+8 ; i++)
paddedsfx[i] = 128;
// Remove the cached lump.
Z_Free( sfx );
// Preserve padded length.
*len = paddedsize;
// Return allocated padded data.
return (void *) (paddedsfx + 8);
}
//
// This function adds a sound to the
// list of currently active sounds,
// which is maintained as a given number
// (eight, usually) of internal channels.
// Returns a handle.
//
int
addsfx
( int sfxid,
int volume,
int step,
int seperation )
{
static unsigned short handlenums = 0;
int i;
int rc = -1;
int oldest = gametic;
int oldestnum = 0;
int slot;
int rightvol;
int leftvol;
// Chainsaw troubles.
// Play these sound effects only one at a time.
if ( sfxid == sfx_sawup
|| sfxid == sfx_sawidl
|| sfxid == sfx_sawful
|| sfxid == sfx_sawhit
|| sfxid == sfx_stnmov
|| sfxid == sfx_pistol )
{
// Loop all channels, check.
for (i=0 ; i<NUM_CHANNELS ; i++)
{
// Active, and using the same SFX?
if ( (channels[i])
&& (channelids[i] == sfxid) )
{
// Reset.
channels[i] = 0;
// We are sure that iff,
// there will only be one.
break;
}
}
}
// Loop all channels to find oldest SFX.
for (i=0; (i<NUM_CHANNELS) && (channels[i]); i++)
{
if (channelstart[i] < oldest)
{
oldestnum = i;
oldest = channelstart[i];
}
}
// Tales from the cryptic.
// If we found a channel, fine.
// If not, we simply overwrite the first one, 0.
// Probably only happens at startup.
if (i == NUM_CHANNELS)
slot = oldestnum;
else
slot = i;
// Okay, in the less recent channel,
// we will handle the new SFX.
// Set pointer to raw data.
channels[slot] = (unsigned char *) S_sfx[sfxid].data;
// Set pointer to end of raw data.
channelsend[slot] = channels[slot] + lengths[sfxid];
// Reset current handle number, limited to 0..100.
if (!handlenums)
handlenums = 100;
// Assign current handle number.
// Preserved so sounds could be stopped (unused).
channelhandles[slot] = rc = handlenums++;
// Set stepping???
// Kinda getting the impression this is never used.
channelstep[slot] = step;
// ???
channelstepremainder[slot] = 0;
// Should be gametic, I presume.
channelstart[slot] = gametic;
// Separation, that is, orientation/stereo.
// range is: 1 - 256
seperation += 1;
// Per left/right channel.
// x^2 seperation,
// adjust volume properly.
leftvol =
volume - ((volume*seperation*seperation) >> 16); ///(256*256);
seperation = seperation - 257;
rightvol =
volume - ((volume*seperation*seperation) >> 16);
// Sanity check, clamp volume.
if (rightvol < 0 || rightvol > 127)
I_Error("rightvol out of bounds");
if (leftvol < 0 || leftvol > 127)
I_Error("leftvol out of bounds");
// Get the proper lookup table piece
// for this volume level???
channelleftvol_lookup[slot] = &vol_lookup[leftvol*256];
channelrightvol_lookup[slot] = &vol_lookup[rightvol*256];
// Preserve sound SFX id,
// e.g. for avoiding duplicates of chainsaw.
channelids[slot] = sfxid;
// You tell me.
return rc;
}
//
// SFX API
// Note: this was called by S_Init.
// However, whatever they did in the
// old DPMS based DOS version, this
// were simply dummies in the Linux
// version.
// See soundserver initdata().
//
void I_SetChannels()
{
// Init internal lookups (raw data, mixing buffer, channels).
// This function sets up internal lookups used during
// the mixing process.
int i;
int j;
int* steptablemid = steptable + 128;
// Okay, reset internal mixing channels to zero.
/*for (i=0; i<NUM_CHANNELS; i++)
{
channels[i] = 0;
}*/
// This table provides step widths for pitch parameters.
// I fail to see that this is currently used.
for (i=-128 ; i<128 ; i++)
steptablemid[i] = (int)(pow(2.0, (i/64.0))*65536.0);
// Generates volume lookup tables
// which also turn the unsigned samples
// into signed samples.
for (i=0 ; i<128 ; i++)
for (j=0 ; j<256 ; j++)
vol_lookup[i*256+j] = (i*(j-128)*256)/127;
}
void I_SetSfxVolume(int volume)
{
// Identical to DOS.
// Basically, this should propagate
// the menu/config file setting
// to the state variable used in
// the mixing.
snd_SfxVolume = volume;
}
// MUSIC API - dummy. Some code from DOS version.
void I_SetMusicVolume(int volume)
{
// Internal state variable.
snd_MusicVolume = volume;
// Now set volume on output device.
// Whatever( snd_MusciVolume );
}
//
// Retrieve the raw data lump index
// for a given SFX name.
//
int I_GetSfxLumpNum(sfxinfo_t* sfx)
{
char namebuf[9];
sprintf(namebuf, "ds%s", sfx->name);
return W_GetNumForName(namebuf);
}
//
// Starting a sound means adding it
// to the current list of active sounds
// in the internal channels.
// As the SFX info struct contains
// e.g. a pointer to the raw data,
// it is ignored.
// As our sound handling does not handle
// priority, it is ignored.
// Pitching (that is, increased speed of playback)
// is set, but currently not used by mixing.
//
int
I_StartSound
( int id,
int vol,
int sep,
int pitch,
int priority )
{
// UNUSED
priority = 0;
#ifdef SNDSERV
if (sndserver)
{
fprintf(sndserver, "p%2.2x%2.2x%2.2x%2.2x\n", id, pitch, vol, sep);
fflush(sndserver);
}
// warning: control reaches end of non-void function.
return id;
#else
// Debug.
//fprintf( stderr, "starting sound %d", id );
// Returns a handle (not used).
id = addsfx( id, vol, steptable[pitch], sep );
// fprintf( stderr, "/handle is %d\n", id );
return id;
#endif
}
void I_StopSound (int handle)
{
// You need the handle returned by StartSound.
// Would be looping all channels,
// tracking down the handle,
// an setting the channel to zero.
// UNUSED.
handle = 0;
}
int I_SoundIsPlaying(int handle)
{
// Ouch.
return gametic < handle;
}
//
// This function loops all active (internal) sound
// channels, retrieves a given number of samples
// from the raw sound data, modifies it according
// to the current (internal) channel parameters,
// mixes the per channel samples into the global
// mixbuffer, clamping it to the allowed range,
// and sets up everything for transferring the
// contents of the mixbuffer to the (two)
// hardware channels (left and right, that is).
//
// This function currently supports only 16bit.
//
void I_UpdateSound( void )
{
#ifdef SNDINTR
// Debug. Count buffer misses with interrupt.
static int misses = 0;
#endif
// Mix current sound data.
// Data, from raw sound, for right and left.
register unsigned int sample;
register int dl;
register int dr;
// Pointers in global mixbuffer, left, right, end.
signed short* leftout;
signed short* rightout;
signed short* leftend;
// Step in mixbuffer, left and right, thus two.
int step;
// Mixing channel index.
int chan;
// Left and right channel
// are in global mixbuffer, alternating.
leftout = mixbuffer;
rightout = mixbuffer+1;
step = 2;
// Determine end, for left channel only
// (right channel is implicit).
leftend = mixbuffer + SAMPLECOUNT*step;
// Mix sounds into the mixing buffer.
// Loop over step*SAMPLECOUNT,
// that is 512 values for two channels.
while (leftout != leftend)
{
// Reset left/right value.
dl = 0;
dr = 0;
// Love thy L2 chache - made this a loop.
// Now more channels could be set at compile time
// as well. Thus loop those channels.
for ( chan = 0; chan < NUM_CHANNELS; chan++ )
{
// Check channel, if active.
if (channels[ chan ])
{
// Get the raw data from the channel.
sample = *channels[ chan ];
// Add left and right part
// for this channel (sound)
// to the current data.
// Adjust volume accordingly.
dl += channelleftvol_lookup[ chan ][sample];
dr += channelrightvol_lookup[ chan ][sample];
// Increment index ???
channelstepremainder[ chan ] += channelstep[ chan ];
// MSB is next sample???
channels[ chan ] += channelstepremainder[ chan ] >> 16;
// Limit to LSB???
channelstepremainder[ chan ] &= 65536-1;
// Check whether we are done.
if (channels[ chan ] >= channelsend[ chan ])
channels[ chan ] = 0;
}
}
// Clamp to range. Left hardware channel.
// Has been char instead of short.
// if (dl > 127) *leftout = 127;
// else if (dl < -128) *leftout = -128;
// else *leftout = dl;
if (dl > 0x7fff)
*leftout = 0x7fff;
else if (dl < -0x8000)
*leftout = -0x8000;
else
*leftout = dl;
// Same for right hardware channel.
if (dr > 0x7fff)
*rightout = 0x7fff;
else if (dr < -0x8000)
*rightout = -0x8000;
else
*rightout = dr;
// Increment current pointers in mixbuffer.
leftout += step;
rightout += step;
}
#ifdef SNDINTR
// Debug check.
if ( flag )
{
misses += flag;
flag = 0;
}
if ( misses > 10 )
{
fprintf( stderr, "I_SoundUpdate: missed 10 buffer writes\n");
misses = 0;
}
// Increment flag for update.
flag++;
#endif
}
//
// This would be used to write out the mixbuffer
// during each game loop update.
// Updates sound buffer and audio device at runtime.
// It is called during Timer interrupt with SNDINTR.
// Mixing now done synchronous, and
// only output be done asynchronous?
//
void
I_SubmitSound(void)
{
// Write it to DSP device.
write(audio_fd, mixbuffer, SAMPLECOUNT*BUFMUL);
}
void
I_UpdateSoundParams
( int handle,
int vol,
int sep,
int pitch)
{
// I fail too see that this is used.
// Would be using the handle to identify
// on which channel the sound might be active,
// and resetting the channel parameters.
// UNUSED.
handle = vol = sep = pitch = 0;
}
void I_ShutdownSound(void)
{
#ifdef SNDSERV
if (sndserver)
{
// Send a "quit" command.
fprintf(sndserver, "q\n");
fflush(sndserver);
}
#else
// Wait till all pending sounds are finished.
int done = 0;
int i;
// FIXME (below).
fprintf( stderr, "I_ShutdownSound: NOT finishing pending sounds\n");
fflush( stderr );
while ( !done )
{
for( i=0 ; i<8 && !channels[i] ; i++);
// FIXME. No proper channel output.
//if (i==8)
done=1;
}
#ifdef SNDINTR
I_SoundDelTimer();
#endif
// Cleaning up -releasing the DSP device.
close ( audio_fd );
#endif
// Done.
return;
}
void
I_InitSound()
{
#ifdef SNDSERV
char buffer[256];
if (getenv("DOOMWADDIR"))
sprintf(buffer, "%s/%s",
getenv("DOOMWADDIR"),
sndserver_filename);
else
sprintf(buffer, "%s", sndserver_filename);
// start sound process
if ( !access(buffer, X_OK) )
{
strcat(buffer, " -quiet");
sndserver = NULL; //popen(buffer, "w");
}
else
fprintf(stderr, "Could not start sound server [%s]\n", buffer);
#else
int i;
#ifdef SNDINTR
fprintf( stderr, "I_SoundSetTimer: %d microsecs\n", SOUND_INTERVAL );
I_SoundSetTimer( SOUND_INTERVAL );
#endif
// Secure and configure sound device first.
fprintf( stderr, "I_InitSound: ");
audio_fd = open("/dev/dsp", O_WRONLY);
if (audio_fd<0)
fprintf(stderr, "Could not open /dev/dsp\n");
i = 11 | (2<<16);
myioctl(audio_fd, SNDCTL_DSP_SETFRAGMENT, &i);
myioctl(audio_fd, SNDCTL_DSP_RESET, 0);
i=SAMPLERATE;
myioctl(audio_fd, SNDCTL_DSP_SPEED, &i);
i=1;
myioctl(audio_fd, SNDCTL_DSP_STEREO, &i);
myioctl(audio_fd, SNDCTL_DSP_GETFMTS, &i);
if (i&=AFMT_S16_LE)
myioctl(audio_fd, SNDCTL_DSP_SETFMT, &i);
else
fprintf(stderr, "Could not play signed 16 data\n");
fprintf(stderr, " configured audio device\n" );
// Initialize external data (all sounds) at start, keep static.
fprintf( stderr, "I_InitSound: ");
for (i=1 ; i<NUMSFX ; i++)
{
// Alias? Example is the chaingun sound linked to pistol.
if (!S_sfx[i].link)
{
// Load data from WAD file.
S_sfx[i].data = getsfx( S_sfx[i].name, &lengths[i] );
}
else
{
// Previously loaded already?
S_sfx[i].data = S_sfx[i].link->data;
lengths[i] = lengths[(S_sfx[i].link - S_sfx)/sizeof(sfxinfo_t)];
}
}
fprintf( stderr, " pre-cached all sound data\n");
// Now initialize mixbuffer with zero.
for ( i = 0; i< MIXBUFFERSIZE; i++ )
mixbuffer[i] = 0;
// Finished initialization.
fprintf(stderr, "I_InitSound: sound module ready\n");
#endif
}
//
// MUSIC API.
// Still no music done.
// Remains. Dummies.
//
void I_InitMusic(void) { }
void I_ShutdownMusic(void) { }
static int looping=0;
static int musicdies=-1;
void I_PlaySong(int handle, int looping)
{
// UNUSED.
handle = looping = 0;
musicdies = gametic + TICRATE*30;
}
void I_PauseSong (int handle)
{
// UNUSED.
handle = 0;
}
void I_ResumeSong (int handle)
{
// UNUSED.
handle = 0;
}
void I_StopSong(int handle)
{
// UNUSED.
handle = 0;
looping = 0;
musicdies = 0;
}
void I_UnRegisterSong(int handle)
{
// UNUSED.
handle = 0;
}
int I_RegisterSong(void* data)
{
// UNUSED.
data = NULL;
return 1;
}
// Is the song playing?
int I_QrySongPlaying(int handle)
{
// UNUSED.
handle = 0;
return looping || musicdies > gametic;
}
//
// Experimental stuff.
// A Linux timer interrupt, for asynchronous
// sound output.
// I ripped this out of the Timer class in
// our Difference Engine, including a few
// SUN remains...
//
#ifdef sun
typedef sigset_t tSigSet;
#else
typedef int tSigSet;
#endif
// We might use SIGVTALRM and ITIMER_VIRTUAL, if the process
// time independend timer happens to get lost due to heavy load.
// SIGALRM and ITIMER_REAL doesn't really work well.
// There are issues with profiling as well.
// Interrupt handler.
void I_HandleSoundTimer( int ignore )
{
// Debug.
//fprintf( stderr, "%c", '+' ); fflush( stderr );
// Feed sound device if necesary.
if ( flag )
{
// See I_SubmitSound().
// Write it to DSP device.
write(audio_fd, mixbuffer, SAMPLECOUNT*BUFMUL);
// Reset flag counter.
flag = 0;
}
else
return;
// UNUSED, but required.
ignore = 0;
return;
}
// Get the interrupt. Set duration in millisecs.
int I_SoundSetTimer( int duration_of_tick )
{
return -1;
}
// Remove the interrupt. Set duration to zero.
void I_SoundDelTimer()
{
// Debug.
if ( I_SoundSetTimer( 0 ) == -1)
fprintf( stderr, "I_SoundDelTimer: failed to remove interrupt. Doh!\n");
}

18
doomgeneric/i_timer.c
View File

@ -19,9 +19,12 @@
#include "i_timer.h"
#include "doomtype.h"
#include "doomgeneric.h"
#include <stdarg.h>
#include <sys/time.h>
#include <unistd.h>
//#include <sys/time.h>
//#include <unistd.h>
//
// I_GetTime
@ -30,13 +33,10 @@
static uint32_t basetime = 0;
int I_GetTicks(void)
{
struct timeval tp;
struct timezone tzp;
gettimeofday(&tp, &tzp);
return (tp.tv_sec * 1000) + (tp.tv_usec / 1000); /* return milliseconds */
return DG_GetTicksMs();
}
int I_GetTime (void)
@ -75,7 +75,9 @@ int I_GetTimeMS(void)
void I_Sleep(int ms)
{
//SDL_Delay(ms);
usleep (ms * 1000);
//usleep (ms * 1000);
DG_SleepMs(ms);
}
void I_WaitVBL(int count)

2262
doomgeneric/i_video.c
View File

File diff suppressed because it is too large Load Diff

568
doomgeneric/i_video_fbdev.c
View File

@ -1,568 +0,0 @@
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// $Log:$
//
// DESCRIPTION:
// DOOM graphics stuff for X11, UNIX.
//
//-----------------------------------------------------------------------------
static const char
rcsid[] = "$Id: i_x.c,v 1.6 1997/02/03 22:45:10 b1 Exp $";
#include "config.h"
#include "v_video.h"
#include "m_argv.h"
#include "d_event.h"
#include "d_main.h"
#include "i_video.h"
#include "z_zone.h"
#include "tables.h"
#include "doomkeys.h"
#include <stdbool.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdarg.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/fb.h>
#include <sys/ioctl.h>
//#define CMAP256
struct fb_var_screeninfo fb = {};
int fb_scaling = 1;
int usemouse = 0;
struct color {
uint32_t b:8;
uint32_t g:8;
uint32_t r:8;
uint32_t a:8;
};
static struct color colors[256];
// The screen buffer; this is modified to draw things to the screen
byte *I_VideoBuffer = NULL;
byte *I_VideoBuffer_FB = NULL;
/* framebuffer file descriptor */
int fd_fb = 0;
int X_width;
int X_height;
// If true, game is running as a screensaver
boolean screensaver_mode = false;
// Flag indicating whether the screen is currently visible:
// when the screen isnt visible, don't render the screen
boolean screenvisible;
// Mouse acceleration
//
// This emulates some of the behavior of DOS mouse drivers by increasing
// the speed when the mouse is moved fast.
//
// The mouse input values are input directly to the game, but when
// the values exceed the value of mouse_threshold, they are multiplied
// by mouse_acceleration to increase the speed.
float mouse_acceleration = 2.0;
int mouse_threshold = 10;
// Gamma correction level to use
int usegamma = 0;
typedef struct
{
byte r;
byte g;
byte b;
} col_t;
// Palette converted to RGB565
static uint16_t rgb565_palette[256];
void cmap_to_rgb565(uint16_t * out, uint8_t * in, int in_pixels)
{
int i, j;
struct color c;
uint16_t r, g, b;
for (i = 0; i < in_pixels; i++)
{
c = colors[*in];
r = ((uint16_t)(c.r >> 3)) << 11;
g = ((uint16_t)(c.g >> 2)) << 5;
b = ((uint16_t)(c.b >> 3)) << 0;
*out = (r | g | b);
in++;
for (j = 0; j < fb_scaling; j++) {
out++;
}
}
}
void cmap_to_fb(uint8_t * out, uint8_t * in, int in_pixels)
{
int i, j, k;
struct color c;
uint32_t pix;
uint16_t r, g, b;
for (i = 0; i < in_pixels; i++)
{
c = colors[*in]; /* R:8 G:8 B:8 format! */
r = (uint16_t)(c.r >> (8 - fb.red.length));
g = (uint16_t)(c.g >> (8 - fb.green.length));
b = (uint16_t)(c.b >> (8 - fb.blue.length));
pix = r << fb.red.offset;
pix |= g << fb.green.offset;
pix |= b << fb.blue.offset;
for (k = 0; k < fb_scaling; k++) {
for (j = 0; j < fb.bits_per_pixel/8; j++) {
*out = (pix >> (j*8));
out++;
}
}
in++;
}
}
void I_InitGraphics (void)
{
int i;
/* Open fbdev file descriptor */
fd_fb = open("/dev/fb0", O_RDWR);
if (fd_fb < 0)
{
printf("Could not open /dev/fb0");
exit(-1);
}
/* fetch framebuffer info */
ioctl(fd_fb, FBIOGET_VSCREENINFO, &fb);
/* change params if needed */
//ioctl(fd_fb, FBIOPUT_VSCREENINFO, &fb);
printf("I_InitGraphics: framebuffer: x_res: %d, y_res: %d, x_virtual: %d, y_virtual: %d, bpp: %d, grayscale: %d\n",
fb.xres, fb.yres, fb.xres_virtual, fb.yres_virtual, fb.bits_per_pixel, fb.grayscale);
printf("I_InitGraphics: framebuffer: RGBA: %d%d%d%d, red_off: %d, green_off: %d, blue_off: %d, transp_off: %d\n",
fb.red.length, fb.green.length, fb.blue.length, fb.transp.length, fb.red.offset, fb.green.offset, fb.blue.offset, fb.transp.offset);
printf("I_InitGraphics: DOOM screen size: w x h: %d x %d\n", SCREENWIDTH, SCREENHEIGHT);
i = M_CheckParmWithArgs("-scaling", 1);
if (i > 0) {
i = atoi(myargv[i + 1]);
fb_scaling = i;
printf("I_InitGraphics: Scaling factor: %d\n", fb_scaling);
} else {
fb_scaling = fb.xres / SCREENWIDTH;
if (fb.yres / SCREENHEIGHT < fb_scaling)
fb_scaling = fb.yres / SCREENHEIGHT;
printf("I_InitGraphics: Auto-scaling factor: %d\n", fb_scaling);
}
/* Allocate screen to draw to */
I_VideoBuffer = (byte*)Z_Malloc (SCREENWIDTH * SCREENHEIGHT, PU_STATIC, NULL); // For DOOM to draw on
I_VideoBuffer_FB = (byte*)malloc(fb.xres * fb.yres * (fb.bits_per_pixel/8)); // For a single write() syscall to fbdev
screenvisible = true;
extern int I_InitInput(void);
I_InitInput();
}
void I_ShutdownGraphics (void)
{
Z_Free (I_VideoBuffer);
free(I_VideoBuffer_FB);
}
void I_StartFrame (void)
{
}
__attribute__ ((weak)) void I_GetEvent (void)
{
// event_t event;
// bool button_state;
//
// button_state = button_read ();
//
// if (last_button_state != button_state)
// {
// last_button_state = button_state;
//
// event.type = last_button_state ? ev_keydown : ev_keyup;
// event.data1 = KEY_FIRE;
// event.data2 = -1;
// event.data3 = -1;
//
// D_PostEvent (&event);
// }
//
// touch_main ();
//
// if ((touch_state.x != last_touch_state.x) || (touch_state.y != last_touch_state.y) || (touch_state.status != last_touch_state.status))
// {
// last_touch_state = touch_state;
//
// event.type = (touch_state.status == TOUCH_PRESSED) ? ev_keydown : ev_keyup;
// event.data1 = -1;
// event.data2 = -1;
// event.data3 = -1;
//
// if ((touch_state.x > 49)
// && (touch_state.x < 72)
// && (touch_state.y > 104)
// && (touch_state.y < 143))
// {
// // select weapon
// if (touch_state.x < 60)
// {
// // lower row (5-7)
// if (touch_state.y < 119)
// {
// event.data1 = '5';
// }
// else if (touch_state.y < 131)
// {
// event.data1 = '6';
// }
// else
// {
// event.data1 = '1';
// }
// }
// else
// {
// // upper row (2-4)
// if (touch_state.y < 119)
// {
// event.data1 = '2';
// }
// else if (touch_state.y < 131)
// {
// event.data1 = '3';
// }
// else
// {
// event.data1 = '4';
// }
// }
// }
// else if (touch_state.x < 40)
// {
// // button bar at bottom screen
// if (touch_state.y < 40)
// {
// // enter
// event.data1 = KEY_ENTER;
// }
// else if (touch_state.y < 80)
// {
// // escape
// event.data1 = KEY_ESCAPE;
// }
// else if (touch_state.y < 120)
// {
// // use
// event.data1 = KEY_USE;
// }
// else if (touch_state.y < 160)
// {
// // map
// event.data1 = KEY_TAB;
// }
// else if (touch_state.y < 200)
// {
// // pause
// event.data1 = KEY_PAUSE;
// }
// else if (touch_state.y < 240)
// {
// // toggle run
// if (touch_state.status == TOUCH_PRESSED)
// {
// run = !run;
//
// event.data1 = KEY_RSHIFT;
//
// if (run)
// {
// event.type = ev_keydown;
// }
// else
// {
// event.type = ev_keyup;
// }
// }
// else
// {
// return;
// }
// }
// else if (touch_state.y < 280)
// {
// // save
// event.data1 = KEY_F2;
// }
// else if (touch_state.y < 320)
// {
// // load
// event.data1 = KEY_F3;
// }
// }
// else
// {
// // movement/menu navigation
// if (touch_state.x < 100)
// {
// if (touch_state.y < 100)
// {
// event.data1 = KEY_STRAFE_L;
// }
// else if (touch_state.y < 220)
// {
// event.data1 = KEY_DOWNARROW;
// }
// else
// {
// event.data1 = KEY_STRAFE_R;
// }
// }
// else if (touch_state.x < 180)
// {
// if (touch_state.y < 160)
// {
// event.data1 = KEY_LEFTARROW;
// }
// else
// {
// event.data1 = KEY_RIGHTARROW;
// }
// }
// else
// {
// event.data1 = KEY_UPARROW;
// }
// }
//
// D_PostEvent (&event);
// }
}
__attribute__ ((weak)) void I_StartTic (void)
{
I_GetEvent();
}
void I_UpdateNoBlit (void)
{
}
//
// I_FinishUpdate
//
void I_FinishUpdate (void)
{
int y;
int x_offset, y_offset, x_offset_end;
unsigned char *line_in, *line_out;
/* Offsets in case FB is bigger than DOOM */
/* 600 = fb heigt, 200 screenheight */
/* 600 = fb heigt, 200 screenheight */
/* 2048 =fb width, 320 screenwidth */
y_offset = (((fb.yres - (SCREENHEIGHT * fb_scaling)) * fb.bits_per_pixel/8)) / 2;
x_offset = (((fb.xres - (SCREENWIDTH * fb_scaling)) * fb.bits_per_pixel/8)) / 2; // XXX: siglent FB hack: /4 instead of /2, since it seems to handle the resolution in a funny way
//x_offset = 0;
x_offset_end = ((fb.xres - (SCREENWIDTH * fb_scaling)) * fb.bits_per_pixel/8) - x_offset;
/* DRAW SCREEN */
line_in = (unsigned char *) I_VideoBuffer;
line_out = (unsigned char *) I_VideoBuffer_FB;
y = SCREENHEIGHT;
while (y--)
{
int i;
for (i = 0; i < fb_scaling; i++) {
line_out += x_offset;
#ifdef CMAP256
for (fb_scaling == 1) {
memcpy(line_out, line_in, SCREENWIDTH); /* fb_width is bigger than Doom SCREENWIDTH... */
} else {
//XXX FIXME fb_scaling support!
}
#else
//cmap_to_rgb565((void*)line_out, (void*)line_in, SCREENWIDTH);
cmap_to_fb((void*)line_out, (void*)line_in, SCREENWIDTH);
#endif
line_out += (SCREENWIDTH * fb_scaling * (fb.bits_per_pixel/8)) + x_offset_end;
}
line_in += SCREENWIDTH;
}
/* Start drawing from y-offset */
lseek(fd_fb, y_offset * fb.xres, SEEK_SET);
write(fd_fb, I_VideoBuffer_FB, (SCREENHEIGHT * fb_scaling * (fb.bits_per_pixel/8)) * fb.xres); /* draw only portion used by doom + x-offsets */
}
//
// I_ReadScreen
//
void I_ReadScreen (byte* scr)
{
memcpy (scr, I_VideoBuffer, SCREENWIDTH * SCREENHEIGHT);
}
//
// I_SetPalette
//
#define GFX_RGB565(r, g, b) ((((r & 0xF8) >> 3) << 11) | (((g & 0xFC) >> 2) << 5) | ((b & 0xF8) >> 3))
#define GFX_RGB565_R(color) ((0xF800 & color) >> 11)
#define GFX_RGB565_G(color) ((0x07E0 & color) >> 5)
#define GFX_RGB565_B(color) (0x001F & color)
void I_SetPalette (byte* palette)
{
int i;
//col_t* c;
//for (i = 0; i < 256; i++)
//{
// c = (col_t*)palette;
// rgb565_palette[i] = GFX_RGB565(gammatable[usegamma][c->r],
// gammatable[usegamma][c->g],
// gammatable[usegamma][c->b]);
// palette += 3;
//}
/* performance boost:
* map to the right pixel format over here! */
for (i=0; i<256; ++i ) {
colors[i].a = 0;
colors[i].r = gammatable[usegamma][*palette++];
colors[i].g = gammatable[usegamma][*palette++];
colors[i].b = gammatable[usegamma][*palette++];
}
/* Set new color map in kernel framebuffer driver */
//XXX FIXME ioctl(fd_fb, IOCTL_FB_PUTCMAP, colors);
}
// Given an RGB value, find the closest matching palette index.
int I_GetPaletteIndex (int r, int g, int b)
{
int best, best_diff, diff;
int i;
col_t color;
printf("I_GetPaletteIndex\n");
best = 0;
best_diff = INT_MAX;
for (i = 0; i < 256; ++i)
{
color.r = GFX_RGB565_R(rgb565_palette[i]);
color.g = GFX_RGB565_G(rgb565_palette[i]);
color.b = GFX_RGB565_B(rgb565_palette[i]);
diff = (r - color.r) * (r - color.r)
+ (g - color.g) * (g - color.g)
+ (b - color.b) * (b - color.b);
if (diff < best_diff)
{
best = i;
best_diff = diff;
}
if (diff == 0)
{
break;
}
}
return best;
}
void I_BeginRead (void)
{
}
void I_EndRead (void)
{
}
void I_SetWindowTitle (char *title)
{
}
void I_GraphicsCheckCommandLine (void)
{
}
void I_SetGrabMouseCallback (grabmouse_callback_t func)
{
}
void I_EnableLoadingDisk(void)
{
}
void I_BindVideoVariables (void)
{
}
void I_DisplayFPSDots (boolean dots_on)
{
}
void I_CheckIsScreensaver (void)
{
}

2
doomgeneric/m_menu.c
View File

@ -75,7 +75,7 @@ int showMessages = 1;
// Blocky mode, has default, 0 = high, 1 = normal
int detailLevel = 0;
int screenblocks = 9;
int screenblocks = 10;
// temp for screenblocks (0-9)
int screenSize;

12
doomgeneric/stubs.c
View File

@ -1,12 +0,0 @@
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <string.h>
//XXX FIXME
in_addr_t inet_addr(const char *cp)
{
return (in_addr_t)NULL;
}

4
doomgeneric/w_file.c
View File

@ -27,9 +27,11 @@
extern wad_file_class_t stdc_wad_file;
/*
#ifdef _WIN32
extern wad_file_class_t win32_wad_file;
#endif
*/
#ifdef HAVE_MMAP
extern wad_file_class_t posix_wad_file;
@ -37,9 +39,11 @@ extern wad_file_class_t posix_wad_file;
static wad_file_class_t *wad_file_classes[] =
{
/*
#ifdef _WIN32
&win32_wad_file,
#endif
*/
#ifdef HAVE_MMAP
&posix_wad_file,
#endif

118
doomgeneric/w_file_stdc_unbuffered.c
View File

@ -1,118 +0,0 @@
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 2005-2014 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// DESCRIPTION:
// WAD I/O functions.
//
#include <stdio.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include "m_misc.h"
#include "w_file.h"
#include "z_zone.h"
typedef struct
{
wad_file_t wad;
int fd;
} stdc_wad_file_t;
extern wad_file_class_t stdc_wad_file;
static unsigned int W_StdC_FileLength(int fd)
{
long savedpos;
long length;
// save the current position in the file
savedpos = lseek(fd, 0, SEEK_CUR);
// jump to the end and find the length
length = lseek(fd, 0, SEEK_END);
// go back to the old location
lseek(fd, savedpos, SEEK_SET);
return length;
}
static wad_file_t *W_StdC_OpenFile(char *path)
{
stdc_wad_file_t *result;
int fd;
fd = open(path, O_RDONLY);
if (fd <= 0)
{
return NULL;
}
// Create a new stdc_wad_file_t to hold the file handle.
result = Z_Malloc(sizeof(stdc_wad_file_t), PU_STATIC, 0);
result->wad.file_class = &stdc_wad_file;
result->wad.mapped = NULL;
result->wad.length = W_StdC_FileLength(fd);
result->fd = fd;
return &result->wad;
}
static void W_StdC_CloseFile(wad_file_t *wad)
{
stdc_wad_file_t *stdc_wad;
stdc_wad = (stdc_wad_file_t *) wad;
close(stdc_wad->fd);
Z_Free(stdc_wad);
}
// Read data from the specified position in the file into the
// provided buffer. Returns the number of bytes read.
size_t W_StdC_Read(wad_file_t *wad, unsigned int offset,
void *buffer, size_t buffer_len)
{
stdc_wad_file_t *stdc_wad;
size_t result;
stdc_wad = (stdc_wad_file_t *) wad;
// Jump to the specified position in the file.
lseek(stdc_wad->fd, offset, SEEK_SET);
// Read into the buffer.
result = read(stdc_wad->fd, buffer, buffer_len);
return result;
}
wad_file_class_t stdc_wad_file =
{
W_StdC_OpenFile,
W_StdC_CloseFile,
W_StdC_Read,
};