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* Merge unified-sdl to trunk

Browse source 
* Bump Q3_VERSION to 1.35
This commit is contained in:
Tim Angus 2007-09-05 18:17:46 +00:00
parent 39abffeb3b
commit 672cfbf16f
188 changed files with 5071 additions and 41739 deletions
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84
code/sdl/sdl_gamma.c Normal file
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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "SDL.h"
#include "../renderer/tr_local.h"
#include "../qcommon/qcommon.h"
/*
=================
GLimp_SetGamma
=================
*/
void GLimp_SetGamma( unsigned char red[256], unsigned char green[256], unsigned char blue[256] )
{
Uint16 table[3][256];
int i, j;
if( !glConfig.deviceSupportsGamma || r_ignorehwgamma->integer )
return;
for (i = 0; i < 256; i++)
{
table[0][i] = ( ( ( Uint16 ) red[i] ) << 8 ) | red[i];
table[1][i] = ( ( ( Uint16 ) green[i] ) << 8 ) | green[i];
table[2][i] = ( ( ( Uint16 ) blue[i] ) << 8 ) | blue[i];
}
#ifdef _WIN32
#include <windows.h>
// Win2K and newer put this odd restriction on gamma ramps...
OSVERSIONINFO vinfo;
vinfo.dwOSVersionInfoSize = sizeof( vinfo );
GetVersionEx( &vinfo );
if( vinfo.dwMajorVersion >= 5 && vinfo.dwPlatformId == VER_PLATFORM_WIN32_NT )
{
Com_DPrintf( "performing gamma clamp.\n" );
for( j = 0 ; j < 3 ; j++ )
{
for( i = 0 ; i < 128 ; i++ )
{
if( table[ j ] [ i] > ( ( 128 + i ) << 8 ) )
table[ j ][ i ] = ( 128 + i ) << 8;
}
if( table[ j ] [127 ] > 254 << 8 )
table[ j ][ 127 ] = 254 << 8;
}
}
#endif
// enforce constantly increasing
for (j = 0; j < 3; j++)
{
for (i = 1; i < 256; i++)
{
if (table[j][i] < table[j][i-1])
table[j][i] = table[j][i-1];
}
}
SDL_SetGammaRamp(table[0], table[1], table[2]);
}

804
code/sdl/sdl_glimp.c Normal file
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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "SDL.h"
#ifdef SMP
#include "SDL_thread.h"
#endif
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "../renderer/tr_local.h"
#include "../client/client.h"
#include "../sys/sys_local.h"
#include "sdl_icon.h"
/* Just hack it for now. */
#ifdef MACOS_X
typedef CGLContextObj QGLContext;
#define GLimp_GetCurrentContext() CGLGetCurrentContext()
#define GLimp_SetCurrentContext(ctx) CGLSetCurrentContext(ctx)
#else
typedef void *QGLContext;
#define GLimp_GetCurrentContext() (NULL)
#define GLimp_SetCurrentContext(ctx)
#endif
static QGLContext opengl_context;
typedef enum
{
RSERR_OK,
RSERR_INVALID_FULLSCREEN,
RSERR_INVALID_MODE,
RSERR_UNKNOWN
} rserr_t;
static SDL_Surface *screen = NULL;
cvar_t *r_allowSoftwareGL; // Don't abort out if a hardware visual can't be obtained
void ( APIENTRY * qglMultiTexCoord2fARB )( GLenum texture, GLfloat s, GLfloat t );
void ( APIENTRY * qglActiveTextureARB )( GLenum texture );
void ( APIENTRY * qglClientActiveTextureARB )( GLenum texture );
void ( APIENTRY * qglLockArraysEXT)( GLint, GLint);
void ( APIENTRY * qglUnlockArraysEXT) ( void );
/*
===============
GLimp_Shutdown
===============
*/
void GLimp_Shutdown( void )
{
IN_Shutdown();
SDL_QuitSubSystem( SDL_INIT_VIDEO );
screen = NULL;
memset( &glConfig, 0, sizeof( glConfig ) );
memset( &glState, 0, sizeof( glState ) );
}
/*
===============
GLimp_LogComment
===============
*/
void GLimp_LogComment( char *comment )
{
}
/*
===============
GLimp_SetMode
===============
*/
static int GLimp_SetMode( int mode, qboolean fullscreen )
{
const char* glstring;
int sdlcolorbits;
int colorbits, depthbits, stencilbits;
int tcolorbits, tdepthbits, tstencilbits;
int i = 0;
SDL_Surface *vidscreen = NULL;
ri.Printf( PRINT_ALL, "Initializing OpenGL display\n");
ri.Printf (PRINT_ALL, "...setting mode %d:", mode );
if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) )
{
ri.Printf( PRINT_ALL, " invalid mode\n" );
return RSERR_INVALID_MODE;
}
ri.Printf( PRINT_ALL, " %d %d\n", glConfig.vidWidth, glConfig.vidHeight);
Uint32 flags = SDL_OPENGL;
if (fullscreen)
{
flags |= SDL_FULLSCREEN;
glConfig.isFullscreen = qtrue;
}
else
glConfig.isFullscreen = qfalse;
if (!r_colorbits->value)
colorbits = 24;
else
colorbits = r_colorbits->value;
if (!r_depthbits->value)
depthbits = 24;
else
depthbits = r_depthbits->value;
stencilbits = r_stencilbits->value;
for (i = 0; i < 16; i++)
{
// 0 - default
// 1 - minus colorbits
// 2 - minus depthbits
// 3 - minus stencil
if ((i % 4) == 0 && i)
{
// one pass, reduce
switch (i / 4)
{
case 2 :
if (colorbits == 24)
colorbits = 16;
break;
case 1 :
if (depthbits == 24)
depthbits = 16;
else if (depthbits == 16)
depthbits = 8;
case 3 :
if (stencilbits == 24)
stencilbits = 16;
else if (stencilbits == 16)
stencilbits = 8;
}
}
tcolorbits = colorbits;
tdepthbits = depthbits;
tstencilbits = stencilbits;
if ((i % 4) == 3)
{ // reduce colorbits
if (tcolorbits == 24)
tcolorbits = 16;
}
if ((i % 4) == 2)
{ // reduce depthbits
if (tdepthbits == 24)
tdepthbits = 16;
else if (tdepthbits == 16)
tdepthbits = 8;
}
if ((i % 4) == 1)
{ // reduce stencilbits
if (tstencilbits == 24)
tstencilbits = 16;
else if (tstencilbits == 16)
tstencilbits = 8;
else
tstencilbits = 0;
}
sdlcolorbits = 4;
if (tcolorbits == 24)
sdlcolorbits = 8;
SDL_GL_SetAttribute( SDL_GL_RED_SIZE, sdlcolorbits );
SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, sdlcolorbits );
SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, sdlcolorbits );
SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, tdepthbits );
SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, tstencilbits );
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
// If not allowing software GL, demand accelerated
if( !r_allowSoftwareGL->integer )
{
if( SDL_GL_SetAttribute( SDL_GL_ACCELERATED_VISUAL, 1 ) < 0 )
{
ri.Printf( PRINT_ALL, "Unable to guarantee accelerated "
"visual with libSDL < 1.2.10\n" );
}
}
if( SDL_GL_SetAttribute( SDL_GL_SWAP_CONTROL, r_swapInterval->integer ) < 0 )
ri.Printf( PRINT_ALL, "r_swapInterval requires libSDL >= 1.2.10\n" );
#ifdef USE_ICON
{
SDL_Surface *icon = SDL_CreateRGBSurfaceFrom(
(void *)CLIENT_WINDOW_ICON.pixel_data,
CLIENT_WINDOW_ICON.width,
CLIENT_WINDOW_ICON.height,
CLIENT_WINDOW_ICON.bytes_per_pixel * 8,
CLIENT_WINDOW_ICON.bytes_per_pixel * CLIENT_WINDOW_ICON.width,
#ifdef Q3_LITTLE_ENDIAN
0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF
#else
0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000
#endif
);
SDL_WM_SetIcon( icon, NULL );
SDL_FreeSurface( icon );
}
#endif
SDL_WM_SetCaption(CLIENT_WINDOW_TITLE, CLIENT_WINDOW_MIN_TITLE);
SDL_ShowCursor(0);
if (!(vidscreen = SDL_SetVideoMode(glConfig.vidWidth, glConfig.vidHeight, colorbits, flags)))
{
ri.Printf( PRINT_DEVELOPER, "SDL_SetVideoMode failed: %s\n", SDL_GetError( ) );
continue;
}
opengl_context = GLimp_GetCurrentContext();
ri.Printf( PRINT_ALL, "Using %d/%d/%d Color bits, %d depth, %d stencil display.\n",
sdlcolorbits, sdlcolorbits, sdlcolorbits, tdepthbits, tstencilbits);
glConfig.colorBits = tcolorbits;
glConfig.depthBits = tdepthbits;
glConfig.stencilBits = tstencilbits;
break;
}
if (!vidscreen)
{
ri.Printf( PRINT_ALL, "Couldn't get a visual\n" );
return RSERR_INVALID_MODE;
}
screen = vidscreen;
glstring = (char *) qglGetString (GL_RENDERER);
ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glstring );
return RSERR_OK;
}
/*
===============
GLimp_StartDriverAndSetMode
===============
*/
static qboolean GLimp_StartDriverAndSetMode( int mode, qboolean fullscreen )
{
rserr_t err;
if (!SDL_WasInit(SDL_INIT_VIDEO))
{
ri.Printf( PRINT_ALL, "SDL_Init( SDL_INIT_VIDEO )... ");
if (SDL_Init(SDL_INIT_VIDEO) == -1)
{
ri.Printf( PRINT_ALL, "FAILED (%s)\n", SDL_GetError());
return qfalse;
}
ri.Printf( PRINT_ALL, "OK\n");
}
if (fullscreen && Cvar_VariableIntegerValue( "in_nograb" ) )
{
ri.Printf( PRINT_ALL, "Fullscreen not allowed with in_nograb 1\n");
ri.Cvar_Set( "r_fullscreen", "0" );
r_fullscreen->modified = qfalse;
fullscreen = qfalse;
}
err = GLimp_SetMode( mode, fullscreen );
switch ( err )
{
case RSERR_INVALID_FULLSCREEN:
ri.Printf( PRINT_ALL, "...WARNING: fullscreen unavailable in this mode\n" );
return qfalse;
case RSERR_INVALID_MODE:
ri.Printf( PRINT_ALL, "...WARNING: could not set the given mode (%d)\n", mode );
return qfalse;
default:
break;
}
return qtrue;
}
/*
===============
GLimp_InitExtensions
===============
*/
static void GLimp_InitExtensions( void )
{
if ( !r_allowExtensions->integer )
{
ri.Printf( PRINT_ALL, "* IGNORING OPENGL EXTENSIONS *\n" );
return;
}
ri.Printf( PRINT_ALL, "Initializing OpenGL extensions\n" );
// GL_S3_s3tc
if ( Q_stristr( glConfig.extensions_string, "GL_S3_s3tc" ) )
{
if ( r_ext_compressed_textures->value )
{
glConfig.textureCompression = TC_S3TC;
ri.Printf( PRINT_ALL, "...using GL_S3_s3tc\n" );
}
else
{
glConfig.textureCompression = TC_NONE;
ri.Printf( PRINT_ALL, "...ignoring GL_S3_s3tc\n" );
}
}
else
{
glConfig.textureCompression = TC_NONE;
ri.Printf( PRINT_ALL, "...GL_S3_s3tc not found\n" );
}
// GL_EXT_texture_env_add
glConfig.textureEnvAddAvailable = qfalse;
if ( Q_stristr( glConfig.extensions_string, "EXT_texture_env_add" ) )
{
if ( r_ext_texture_env_add->integer )
{
glConfig.textureEnvAddAvailable = qtrue;
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_env_add\n" );
}
else
{
glConfig.textureEnvAddAvailable = qfalse;
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_env_add\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_env_add not found\n" );
}
// GL_ARB_multitexture
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
if ( Q_stristr( glConfig.extensions_string, "GL_ARB_multitexture" ) )
{
if ( r_ext_multitexture->value )
{
qglMultiTexCoord2fARB = ( PFNGLMULTITEXCOORD2FARBPROC ) SDL_GL_GetProcAddress( "glMultiTexCoord2fARB" );
qglActiveTextureARB = ( PFNGLACTIVETEXTUREARBPROC ) SDL_GL_GetProcAddress( "glActiveTextureARB" );
qglClientActiveTextureARB = ( PFNGLCLIENTACTIVETEXTUREARBPROC ) SDL_GL_GetProcAddress( "glClientActiveTextureARB" );
if ( qglActiveTextureARB )
{
GLint glint = 0;
qglGetIntegerv( GL_MAX_ACTIVE_TEXTURES_ARB, &glint );
glConfig.maxActiveTextures = (int) glint;
if ( glConfig.maxActiveTextures > 1 )
{
ri.Printf( PRINT_ALL, "...using GL_ARB_multitexture\n" );
}
else
{
qglMultiTexCoord2fARB = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
ri.Printf( PRINT_ALL, "...not using GL_ARB_multitexture, < 2 texture units\n" );
}
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_multitexture\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_ARB_multitexture not found\n" );
}
// GL_EXT_compiled_vertex_array
if ( Q_stristr( glConfig.extensions_string, "GL_EXT_compiled_vertex_array" ) )
{
if ( r_ext_compiled_vertex_array->value )
{
ri.Printf( PRINT_ALL, "...using GL_EXT_compiled_vertex_array\n" );
qglLockArraysEXT = ( void ( APIENTRY * )( GLint, GLint ) ) SDL_GL_GetProcAddress( "glLockArraysEXT" );
qglUnlockArraysEXT = ( void ( APIENTRY * )( void ) ) SDL_GL_GetProcAddress( "glUnlockArraysEXT" );
if (!qglLockArraysEXT || !qglUnlockArraysEXT)
{
ri.Error (ERR_FATAL, "bad getprocaddress");
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_compiled_vertex_array\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" );
}
textureFilterAnisotropic = qfalse;
if ( strstr( glConfig.extensions_string, "GL_EXT_texture_filter_anisotropic" ) )
{
if ( r_ext_texture_filter_anisotropic->integer ) {
qglGetIntegerv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, (GLint *)&maxAnisotropy );
if ( maxAnisotropy <= 0 ) {
ri.Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not properly supported!\n" );
maxAnisotropy = 0;
}
else
{
ri.Printf( PRINT_ALL, "...using GL_EXT_texture_filter_anisotropic (max: %i)\n", maxAnisotropy );
textureFilterAnisotropic = qtrue;
}
}
else
{
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_texture_filter_anisotropic\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...GL_EXT_texture_filter_anisotropic not found\n" );
}
}
#define R_MODE_FALLBACK 3 // 640 * 480
/*
===============
GLimp_Init
This routine is responsible for initializing the OS specific portions
of OpenGL
===============
*/
void GLimp_Init( void )
{
qboolean success = qtrue;
r_allowSoftwareGL = ri.Cvar_Get( "r_allowSoftwareGL", "0", CVAR_LATCH );
// create the window and set up the context
if( !GLimp_StartDriverAndSetMode( r_mode->integer, r_fullscreen->integer ) )
{
if( r_mode->integer != R_MODE_FALLBACK )
{
ri.Printf( PRINT_ALL, "Setting r_mode %d failed, falling back on r_mode %d",
r_mode->integer, R_MODE_FALLBACK );
if( !GLimp_StartDriverAndSetMode( R_MODE_FALLBACK, r_fullscreen->integer ) )
success = qfalse;
}
else
success = qfalse;
}
if( !success )
ri.Error( ERR_FATAL, "GLimp_Init() - could not load OpenGL subsystem\n" );
// This values force the UI to disable driver selection
glConfig.driverType = GLDRV_ICD;
glConfig.hardwareType = GLHW_GENERIC;
glConfig.deviceSupportsGamma = !!( SDL_SetGamma( 1.0f, 1.0f, 1.0f ) >= 0 );
// get our config strings
Q_strncpyz( glConfig.vendor_string, (char *) qglGetString (GL_VENDOR), sizeof( glConfig.vendor_string ) );
Q_strncpyz( glConfig.renderer_string, (char *) qglGetString (GL_RENDERER), sizeof( glConfig.renderer_string ) );
if (*glConfig.renderer_string && glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] == '\n')
glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] = 0;
Q_strncpyz( glConfig.version_string, (char *) qglGetString (GL_VERSION), sizeof( glConfig.version_string ) );
Q_strncpyz( glConfig.extensions_string, (char *) qglGetString (GL_EXTENSIONS), sizeof( glConfig.extensions_string ) );
// initialize extensions
GLimp_InitExtensions( );
// This depends on SDL_INIT_VIDEO, hence having it here
IN_Init( );
return;
}
/*
===============
GLimp_EndFrame
Responsible for doing a swapbuffers
===============
*/
void GLimp_EndFrame( void )
{
// don't flip if drawing to front buffer
if ( Q_stricmp( r_drawBuffer->string, "GL_FRONT" ) != 0 )
{
SDL_GL_SwapBuffers();
}
if( r_fullscreen->modified )
{
qboolean fullscreen;
qboolean sdlToggled = qfalse;
SDL_Surface *s = SDL_GetVideoSurface( );
if( s )
{
// Find out the current state
if( s->flags & SDL_FULLSCREEN )
fullscreen = qtrue;
else
fullscreen = qfalse;
// Is the state we want different from the current state?
if( !!r_fullscreen->integer != fullscreen )
sdlToggled = SDL_WM_ToggleFullScreen( s );
else
sdlToggled = qtrue;
}
// SDL_WM_ToggleFullScreen didn't work, so do it the slow way
if( !sdlToggled )
Cbuf_AddText( "vid_restart" );
r_fullscreen->modified = qfalse;
}
}
#ifdef SMP
/*
===========================================================
SMP acceleration
===========================================================
*/
/*
* I have no idea if this will even work...most platforms don't offer
* thread-safe OpenGL libraries, and it looks like the original Linux
* code counted on each thread claiming the GL context with glXMakeCurrent(),
* which you can't currently do in SDL. We'll just have to hope for the best.
*/
static SDL_mutex *smpMutex = NULL;
static SDL_cond *renderCommandsEvent = NULL;
static SDL_cond *renderCompletedEvent = NULL;
static void (*glimpRenderThread)( void ) = NULL;
static SDL_Thread *renderThread = NULL;
/*
===============
GLimp_ShutdownRenderThread
===============
*/
static void GLimp_ShutdownRenderThread(void)
{
if (smpMutex != NULL)
{
SDL_DestroyMutex(smpMutex);
smpMutex = NULL;
}
if (renderCommandsEvent != NULL)
{
SDL_DestroyCond(renderCommandsEvent);
renderCommandsEvent = NULL;
}
if (renderCompletedEvent != NULL)
{
SDL_DestroyCond(renderCompletedEvent);
renderCompletedEvent = NULL;
}
glimpRenderThread = NULL;
}
/*
===============
GLimp_RenderThreadWrapper
===============
*/
static int GLimp_RenderThreadWrapper( void *arg )
{
Com_Printf( "Render thread starting\n" );
glimpRenderThread();
GLimp_SetCurrentContext(NULL);
Com_Printf( "Render thread terminating\n" );
return 0;
}
/*
===============
GLimp_SpawnRenderThread
===============
*/
qboolean GLimp_SpawnRenderThread( void (*function)( void ) )
{
static qboolean warned = qfalse;
if (!warned)
{
Com_Printf("WARNING: You enable r_smp at your own risk!\n");
warned = qtrue;
}
#ifndef MACOS_X
return qfalse; /* better safe than sorry for now. */
#endif
if (renderThread != NULL) /* hopefully just a zombie at this point... */
{
Com_Printf("Already a render thread? Trying to clean it up...\n");
SDL_WaitThread(renderThread, NULL);
renderThread = NULL;
GLimp_ShutdownRenderThread();
}
smpMutex = SDL_CreateMutex();
if (smpMutex == NULL)
{
Com_Printf( "smpMutex creation failed: %s\n", SDL_GetError() );
GLimp_ShutdownRenderThread();
return qfalse;
}
renderCommandsEvent = SDL_CreateCond();
if (renderCommandsEvent == NULL)
{
Com_Printf( "renderCommandsEvent creation failed: %s\n", SDL_GetError() );
GLimp_ShutdownRenderThread();
return qfalse;
}
renderCompletedEvent = SDL_CreateCond();
if (renderCompletedEvent == NULL)
{
Com_Printf( "renderCompletedEvent creation failed: %s\n", SDL_GetError() );
GLimp_ShutdownRenderThread();
return qfalse;
}
glimpRenderThread = function;
renderThread = SDL_CreateThread(GLimp_RenderThreadWrapper, NULL);
if ( renderThread == NULL )
{
ri.Printf( PRINT_ALL, "SDL_CreateThread() returned %s", SDL_GetError() );
GLimp_ShutdownRenderThread();
return qfalse;
}
else
{
// tma 01/09/07: don't think this is necessary anyway?
//
// !!! FIXME: No detach API available in SDL!
//ret = pthread_detach( renderThread );
//if ( ret ) {
//ri.Printf( PRINT_ALL, "pthread_detach returned %d: %s", ret, strerror( ret ) );
//}
}
return qtrue;
}
static volatile void *smpData = NULL;
static volatile qboolean smpDataReady;
/*
===============
GLimp_RendererSleep
===============
*/
void *GLimp_RendererSleep( void )
{
void *data = NULL;
GLimp_SetCurrentContext(NULL);
SDL_LockMutex(smpMutex);
{
smpData = NULL;
smpDataReady = qfalse;
// after this, the front end can exit GLimp_FrontEndSleep
SDL_CondSignal(renderCompletedEvent);
while ( !smpDataReady )
SDL_CondWait(renderCommandsEvent, smpMutex);
data = (void *)smpData;
}
SDL_UnlockMutex(smpMutex);
GLimp_SetCurrentContext(opengl_context);
return data;
}
/*
===============
GLimp_FrontEndSleep
===============
*/
void GLimp_FrontEndSleep( void )
{
SDL_LockMutex(smpMutex);
{
while ( smpData )
SDL_CondWait(renderCompletedEvent, smpMutex);
}
SDL_UnlockMutex(smpMutex);
GLimp_SetCurrentContext(opengl_context);
}
/*
===============
GLimp_WakeRenderer
===============
*/
void GLimp_WakeRenderer( void *data )
{
GLimp_SetCurrentContext(NULL);
SDL_LockMutex(smpMutex);
{
assert( smpData == NULL );
smpData = data;
smpDataReady = qtrue;
// after this, the renderer can continue through GLimp_RendererSleep
SDL_CondSignal(renderCommandsEvent);
}
SDL_UnlockMutex(smpMutex);
}
#else
// No SMP - stubs
void GLimp_RenderThreadWrapper( void *arg )
{
}
qboolean GLimp_SpawnRenderThread( void (*function)( void ) )
{
ri.Printf( PRINT_WARNING, "ERROR: SMP support was disabled at compile time\n");
return qfalse;
}
void *GLimp_RendererSleep( void )
{
return NULL;
}
void GLimp_FrontEndSleep( void )
{
}
void GLimp_WakeRenderer( void *data )
{
}
#endif

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code/sdl/sdl_icon.h Normal file
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/* GIMP RGBA C-Source image dump (sdl_icon.h) */
static const struct {
unsigned int width;
unsigned int height;
unsigned int bytes_per_pixel; /* 3:RGB, 4:RGBA */
unsigned char pixel_data[32 * 32 * 4 + 1];
} CLIENT_WINDOW_ICON = {
32, 32, 4,
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"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0f\0\0\377f\0\0\377"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0",
};

801
code/sdl/sdl_input.c Normal file
View file

@ -0,0 +1,801 @@
/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "SDL.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "../renderer/tr_local.h"
#include "../client/client.h"
#include "../sys/sys_local.h"
#ifdef MACOS_X
// Mouse acceleration needs to be disabled
#define MACOS_X_ACCELERATION_HACK
// Cursor needs hack to hide
#define MACOS_X_CURSOR_HACK
#endif
#ifdef MACOS_X_ACCELERATION_HACK
#include <IOKit/hidsystem/IOHIDLib.h>
#include <IOKit/hidsystem/IOHIDParameter.h>
#include <drivers/event_status_driver.h>
#endif
//#define KBD_DBG
static SDL_Joystick *stick = NULL;
static qboolean mouseAvailable = qfalse;
static qboolean mouseActive = qfalse;
static qboolean keyRepeatEnabled = qfalse;
static cvar_t *in_mouse;
#ifdef MACOS_X_ACCELERATION_HACK
static cvar_t *in_disablemacosxmouseaccel;
static double originalMouseSpeed = -1.0;
#endif
static cvar_t *in_nograb;
static cvar_t *in_joystick = NULL;
static cvar_t *in_joystickDebug = NULL;
static cvar_t *in_joystickThreshold = NULL;
/*
===============
IN_TranslateSDLToQ3Key
===============
*/
static const char *IN_TranslateSDLToQ3Key(SDL_keysym *keysym, int *key)
{
static char buf[2] = { '\0', '\0' };
*buf = '\0';
*key = 0;
// these happen to match the ASCII chars.
if ((keysym->sym >= ' ') && (keysym->sym <= '~'))
{
*key = (int) keysym->sym;
}
else
{
switch (keysym->sym)
{
case SDLK_PAGEUP: *key = K_PGUP; break;
case SDLK_KP9: *key = K_KP_PGUP; break;
case SDLK_PAGEDOWN: *key = K_PGDN; break;
case SDLK_KP3: *key = K_KP_PGDN; break;
case SDLK_KP7: *key = K_KP_HOME; break;
case SDLK_HOME: *key = K_HOME; break;
case SDLK_KP1: *key = K_KP_END; break;
case SDLK_END: *key = K_END; break;
case SDLK_KP4: *key = K_KP_LEFTARROW; break;
case SDLK_LEFT: *key = K_LEFTARROW; break;
case SDLK_KP6: *key = K_KP_RIGHTARROW; break;
case SDLK_RIGHT: *key = K_RIGHTARROW; break;
case SDLK_KP2: *key = K_KP_DOWNARROW; break;
case SDLK_DOWN: *key = K_DOWNARROW; break;
case SDLK_KP8: *key = K_KP_UPARROW; break;
case SDLK_UP: *key = K_UPARROW; break;
case SDLK_ESCAPE: *key = K_ESCAPE; break;
case SDLK_KP_ENTER: *key = K_KP_ENTER; break;
case SDLK_RETURN: *key = K_ENTER; break;
case SDLK_TAB: *key = K_TAB; break;
case SDLK_F1: *key = K_F1; break;
case SDLK_F2: *key = K_F2; break;
case SDLK_F3: *key = K_F3; break;
case SDLK_F4: *key = K_F4; break;
case SDLK_F5: *key = K_F5; break;
case SDLK_F6: *key = K_F6; break;
case SDLK_F7: *key = K_F7; break;
case SDLK_F8: *key = K_F8; break;
case SDLK_F9: *key = K_F9; break;
case SDLK_F10: *key = K_F10; break;
case SDLK_F11: *key = K_F11; break;
case SDLK_F12: *key = K_F12; break;
case SDLK_F13: *key = K_F13; break;
case SDLK_F14: *key = K_F14; break;
case SDLK_F15: *key = K_F15; break;
case SDLK_BACKSPACE: *key = K_BACKSPACE; break; // ctrl-h
case SDLK_KP_PERIOD: *key = K_KP_DEL; break;
case SDLK_DELETE: *key = K_DEL; break;
case SDLK_PAUSE: *key = K_PAUSE; break;
case SDLK_LSHIFT:
case SDLK_RSHIFT: *key = K_SHIFT; break;
case SDLK_LCTRL:
case SDLK_RCTRL: *key = K_CTRL; break;
case SDLK_RMETA:
case SDLK_LMETA:
case SDLK_RALT:
case SDLK_LALT: *key = K_ALT; break;
case SDLK_LSUPER:
case SDLK_RSUPER: *key = K_SUPER; break;
case SDLK_KP5: *key = K_KP_5; break;
case SDLK_INSERT: *key = K_INS; break;
case SDLK_KP0: *key = K_KP_INS; break;
case SDLK_KP_MULTIPLY: *key = K_KP_STAR; break;
case SDLK_KP_PLUS: *key = K_KP_PLUS; break;
case SDLK_KP_MINUS: *key = K_KP_MINUS; break;
case SDLK_KP_DIVIDE: *key = K_KP_SLASH; break;
case SDLK_MODE: *key = K_MODE; break;
case SDLK_COMPOSE: *key = K_COMPOSE; break;
case SDLK_HELP: *key = K_HELP; break;
case SDLK_PRINT: *key = K_PRINT; break;
case SDLK_SYSREQ: *key = K_SYSREQ; break;
case SDLK_BREAK: *key = K_BREAK; break;
case SDLK_MENU: *key = K_MENU; break;
case SDLK_POWER: *key = K_POWER; break;
case SDLK_EURO: *key = K_EURO; break;
case SDLK_UNDO: *key = K_UNDO; break;
case SDLK_SCROLLOCK: *key = K_SCROLLOCK; break;
case SDLK_NUMLOCK: *key = K_KP_NUMLOCK; break;
case SDLK_CAPSLOCK: *key = K_CAPSLOCK; break;
default:
if (keysym->sym >= SDLK_WORLD_0 && keysym->sym <= SDLK_WORLD_95)
*key = (keysym->sym - SDLK_WORLD_0) + K_WORLD_0;
break;
}
}
if( keysym->unicode <= 127 ) // maps to ASCII?
{
char ch = (char) keysym->unicode;
if (ch == '~')
*key = '~'; // console HACK
// translate K_BACKSPACE to ctrl-h for MACOS_X (others?)
if (ch == K_BACKSPACE && keysym->sym != SDLK_DELETE)
{
*key = 'h' - 'a' + 1;
buf[0] = *key;
}
else
buf[0] = ch;
}
return buf;
}
/*
===============
IN_PrintKey
===============
*/
static void IN_PrintKey(const SDL_Event* event)
{
#ifdef KBD_DBG
fprintf( stderr, "key name: %s", SDL_GetKeyName (event->key.keysym.sym ) );
if(event->key.keysym.unicode)
{
fprintf( stderr, " unicode: %hx", event->key.keysym.unicode );
if( event->key.keysym.unicode >= '0' &&
event->key.keysym.unicode <= '~') // printable?
{
fprintf( stderr, " (%c)", (unsigned char)event->key.keysym.unicode );
}
}
fflush( stderr );
#endif
}
#ifdef MACOS_X_ACCELERATION_HACK
/*
===============
IN_GetIOHandle
===============
*/
static io_connect_t IN_GetIOHandle() // mac os x mouse accel hack
{
io_connect_t iohandle = MACH_PORT_NULL;
kern_return_t status;
io_service_t iohidsystem = MACH_PORT_NULL;
mach_port_t masterport;
status = IOMasterPort(MACH_PORT_NULL, &masterport);
if(status != KERN_SUCCESS)
return 0;
iohidsystem = IORegistryEntryFromPath(masterport, kIOServicePlane ":/IOResources/IOHIDSystem");
if(!iohidsystem)
return 0;
status = IOServiceOpen(iohidsystem, mach_task_self(), kIOHIDParamConnectType, &iohandle);
IOObjectRelease(iohidsystem);
return iohandle;
}
#endif
/*
===============
IN_ActivateMouse
===============
*/
static void IN_ActivateMouse( void )
{
if (!mouseAvailable || !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
#ifdef MACOS_X_ACCELERATION_HACK
if (!mouseActive) // mac os x mouse accel hack
{
// Save the status of mouse acceleration
originalMouseSpeed = -1.0; // in case of error
if(in_disablemacosxmouseaccel->integer)
{
io_connect_t mouseDev = IN_GetIOHandle();
if(mouseDev != 0)
{
if(IOHIDGetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), &originalMouseSpeed) == kIOReturnSuccess)
{
Com_Printf("previous mouse acceleration: %f\n", originalMouseSpeed);
if(IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), -1.0) != kIOReturnSuccess)
{
Com_Printf("Could not disable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
}
else
{
Com_Printf("Could not disable mouse acceleration (failed at IOHIDGetAccelerationWithKey).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
IOServiceClose(mouseDev);
}
else
{
Com_Printf("Could not disable mouse acceleration (failed at IO_GetIOHandle).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
}
}
#endif
if( !mouseActive )
{
SDL_WM_GrabInput( SDL_GRAB_ON );
SDL_ShowCursor( 0 );
#ifdef MACOS_X_CURSOR_HACK
// This is a bug in the current SDL/macosx...have to toggle it a few
// times to get the cursor to hide.
SDL_ShowCursor( 1 );
SDL_ShowCursor( 0 );
#endif
}
// in_nograb makes no sense unless fullscreen
if( !r_fullscreen->integer )
{
if( in_nograb->modified || !mouseActive )
{
if( in_nograb->integer )
SDL_WM_GrabInput( SDL_GRAB_OFF );
else
SDL_WM_GrabInput( SDL_GRAB_ON );
in_nograb->modified = qfalse;
}
}
mouseActive = qtrue;
}
/*
===============
IN_DeactivateMouse
===============
*/
static void IN_DeactivateMouse( void )
{
if (!mouseAvailable || !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
#ifdef MACOS_X_ACCELERATION_HACK
if (mouseActive) // mac os x mouse accel hack
{
if(originalMouseSpeed != -1.0)
{
io_connect_t mouseDev = IN_GetIOHandle();
if(mouseDev != 0)
{
Com_Printf("restoring mouse acceleration to: %f\n", originalMouseSpeed);
if(IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), originalMouseSpeed) != kIOReturnSuccess)
Com_Printf("Could not re-enable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
IOServiceClose(mouseDev);
}
else
Com_Printf("Could not re-enable mouse acceleration (failed at IO_GetIOHandle).\n");
}
}
#endif
if( mouseActive )
{
SDL_ShowCursor( 1 );
SDL_WM_GrabInput( SDL_GRAB_OFF );
mouseActive = qfalse;
}
}
// We translate axes movement into keypresses
static int joy_keys[16] = {
K_LEFTARROW, K_RIGHTARROW,
K_UPARROW, K_DOWNARROW,
K_JOY16, K_JOY17,
K_JOY18, K_JOY19,
K_JOY20, K_JOY21,
K_JOY22, K_JOY23,
K_JOY24, K_JOY25,
K_JOY26, K_JOY27
};
// translate hat events into keypresses
// the 4 highest buttons are used for the first hat ...
static int hat_keys[16] = {
K_JOY29, K_JOY30,
K_JOY31, K_JOY32,
K_JOY25, K_JOY26,
K_JOY27, K_JOY28,
K_JOY21, K_JOY22,
K_JOY23, K_JOY24,
K_JOY17, K_JOY18,
K_JOY19, K_JOY20
};
extern cvar_t * in_joystick;
extern cvar_t * in_joystickDebug;
extern cvar_t * in_joystickThreshold;
cvar_t *in_joystickNo;
#define ARRAYLEN(x) (sizeof (x) / sizeof (x[0]))
struct
{
qboolean buttons[16]; // !!! FIXME: these might be too many.
unsigned int oldaxes;
unsigned int oldhats;
} stick_state;
/*
===============
IN_StartupJoystick
===============
*/
static void IN_StartupJoystick( void )
{
int i = 0;
int total = 0;
if (stick != NULL)
SDL_JoystickClose(stick);
stick = NULL;
memset(&stick_state, '\0', sizeof (stick_state));
if( !in_joystick->integer ) {
Com_DPrintf( "Joystick is not active.\n" );
return;
}
if (!SDL_WasInit(SDL_INIT_JOYSTICK))
{
Com_DPrintf("Calling SDL_Init(SDL_INIT_JOYSTICK)...\n");
if (SDL_Init(SDL_INIT_JOYSTICK) == -1)
{
Com_DPrintf("SDL_Init(SDL_INIT_JOYSTICK) failed: %s\n", SDL_GetError());
return;
}
Com_DPrintf("SDL_Init(SDL_INIT_JOYSTICK) passed.\n");
}
total = SDL_NumJoysticks();
Com_DPrintf("%d possible joysticks\n", total);
for (i = 0; i < total; i++)
Com_DPrintf("[%d] %s\n", i, SDL_JoystickName(i));
in_joystickNo = Cvar_Get( "in_joystickNo", "0", CVAR_ARCHIVE );
if( in_joystickNo->integer < 0 || in_joystickNo->integer >= total )
Cvar_Set( "in_joystickNo", "0" );
stick = SDL_JoystickOpen( in_joystickNo->integer );
if (stick == NULL) {
Com_DPrintf( "No joystick opened.\n" );
return;
}
Com_DPrintf( "Joystick %d opened\n", in_joystickNo->integer );
Com_DPrintf( "Name: %s\n", SDL_JoystickName(in_joystickNo->integer) );
Com_DPrintf( "Axes: %d\n", SDL_JoystickNumAxes(stick) );
Com_DPrintf( "Hats: %d\n", SDL_JoystickNumHats(stick) );
Com_DPrintf( "Buttons: %d\n", SDL_JoystickNumButtons(stick) );
Com_DPrintf( "Balls: %d\n", SDL_JoystickNumBalls(stick) );
SDL_JoystickEventState(SDL_QUERY);
return;
}
/*
===============
IN_JoyMove
===============
*/
static void IN_JoyMove( void )
{
qboolean joy_pressed[ARRAYLEN(joy_keys)];
unsigned int axes = 0;
unsigned int hats = 0;
int total = 0;
int i = 0;
if (!stick)
return;
SDL_JoystickUpdate();
memset(joy_pressed, '\0', sizeof (joy_pressed));
// update the ball state.
total = SDL_JoystickNumBalls(stick);
if (total > 0)
{
int balldx = 0;
int balldy = 0;
for (i = 0; i < total; i++)
{
int dx = 0;
int dy = 0;
SDL_JoystickGetBall(stick, i, &dx, &dy);
balldx += dx;
balldy += dy;
}
if (balldx || balldy)
{
// !!! FIXME: is this good for stick balls, or just mice?
// Scale like the mouse input...
if (abs(balldx) > 1)
balldx *= 2;
if (abs(balldy) > 1)
balldy *= 2;
Com_QueueEvent( 0, SE_MOUSE, balldx, balldy, 0, NULL );
}
}
// now query the stick buttons...
total = SDL_JoystickNumButtons(stick);
if (total > 0)
{
if (total > ARRAYLEN(stick_state.buttons))
total = ARRAYLEN(stick_state.buttons);
for (i = 0; i < total; i++)
{
qboolean pressed = (SDL_JoystickGetButton(stick, i) != 0);
if (pressed != stick_state.buttons[i])
{
Com_QueueEvent( 0, SE_KEY, K_JOY1 + i, pressed, 0, NULL );
stick_state.buttons[i] = pressed;
}
}
}
// look at the hats...
total = SDL_JoystickNumHats(stick);
if (total > 0)
{
if (total > 4) total = 4;
for (i = 0; i < total; i++)
{
((Uint8 *)&hats)[i] = SDL_JoystickGetHat(stick, i);
}
}
// update hat state
if (hats != stick_state.oldhats)
{
for( i = 0; i < 4; i++ ) {
if( ((Uint8 *)&hats)[i] != ((Uint8 *)&stick_state.oldhats)[i] ) {
// release event
switch( ((Uint8 *)&stick_state.oldhats)[i] ) {
case SDL_HAT_UP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_DOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
break;
case SDL_HAT_LEFT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_LEFTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
case SDL_HAT_LEFTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
default:
break;
}
// press event
switch( ((Uint8 *)&hats)[i] ) {
case SDL_HAT_UP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_DOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
break;
case SDL_HAT_LEFT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_LEFTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
case SDL_HAT_LEFTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
default:
break;
}
}
}
}
// save hat state
stick_state.oldhats = hats;
// finally, look at the axes...
total = SDL_JoystickNumAxes(stick);
if (total > 0)
{
if (total > 16) total = 16;
for (i = 0; i < total; i++)
{
Sint16 axis = SDL_JoystickGetAxis(stick, i);
float f = ( (float) axis ) / 32767.0f;
if( f < -in_joystickThreshold->value ) {
axes |= ( 1 << ( i * 2 ) );
} else if( f > in_joystickThreshold->value ) {
axes |= ( 1 << ( ( i * 2 ) + 1 ) );
}
}
}
/* Time to update axes state based on old vs. new. */
if (axes != stick_state.oldaxes)
{
for( i = 0; i < 16; i++ ) {
if( ( axes & ( 1 << i ) ) && !( stick_state.oldaxes & ( 1 << i ) ) ) {
Com_QueueEvent( 0, SE_KEY, joy_keys[i], qtrue, 0, NULL );
}
if( !( axes & ( 1 << i ) ) && ( stick_state.oldaxes & ( 1 << i ) ) ) {
Com_QueueEvent( 0, SE_KEY, joy_keys[i], qfalse, 0, NULL );
}
}
}
/* Save for future generations. */
stick_state.oldaxes = axes;
}
/*
===============
IN_ProcessEvents
===============
*/
static void IN_ProcessEvents( void )
{
SDL_Event e;
const char *p = NULL;
int key = 0;
if( !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
if( cls.keyCatchers == 0 && keyRepeatEnabled )
{
SDL_EnableKeyRepeat( 0, 0 );
keyRepeatEnabled = qfalse;
}
else if( !keyRepeatEnabled )
{
SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY,
SDL_DEFAULT_REPEAT_INTERVAL );
keyRepeatEnabled = qtrue;
}
while (SDL_PollEvent(&e))
{
switch (e.type)
{
case SDL_KEYDOWN:
IN_PrintKey(&e);
p = IN_TranslateSDLToQ3Key(&e.key.keysym, &key);
if( key )
Com_QueueEvent( 0, SE_KEY, key, qtrue, 0, NULL );
if( p )
{
while( *p )
Com_QueueEvent( 0, SE_CHAR, *p++, 0, 0, NULL );
}
break;
case SDL_KEYUP:
IN_TranslateSDLToQ3Key(&e.key.keysym, &key);
Com_QueueEvent( 0, SE_KEY, key, qfalse, 0, NULL );
break;
case SDL_MOUSEMOTION:
if (mouseActive)
Com_QueueEvent( 0, SE_MOUSE, e.motion.xrel, e.motion.yrel, 0, NULL );
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
{
unsigned char b;
switch (e.button.button)
{
case 1: b = K_MOUSE1; break;
case 2: b = K_MOUSE3; break;
case 3: b = K_MOUSE2; break;
case 4: b = K_MWHEELUP; break;
case 5: b = K_MWHEELDOWN; break;
case 6: b = K_MOUSE4; break;
case 7: b = K_MOUSE5; break;
default: b = K_AUX1 + (e.button.button - 8)%16; break;
}
Com_QueueEvent( 0, SE_KEY, b,
( e.type == SDL_MOUSEBUTTONDOWN ? qtrue : qfalse ), 0, NULL );
}
break;
case SDL_QUIT:
Sys_Quit();
break;
default:
break;
}
}
}
/*
===============
IN_Frame
===============
*/
void IN_Frame (void)
{
IN_JoyMove( );
// Release the mouse if the console if down and we're windowed
if( ( cls.keyCatchers & KEYCATCH_CONSOLE ) && !r_fullscreen->integer )
IN_DeactivateMouse( );
else
IN_ActivateMouse( );
IN_ProcessEvents( );
}
/*
===============
IN_Init
===============
*/
void IN_Init(void)
{
if( !SDL_WasInit( SDL_INIT_VIDEO ) )
{
Com_Error( ERR_FATAL, "IN_Init called before SDL_Init( SDL_INIT_VIDEO )\n" );
return;
}
Com_DPrintf ("\n------- Input Initialization -------\n");
// mouse variables
in_mouse = Cvar_Get ("in_mouse", "1", CVAR_ARCHIVE);
in_nograb = Cvar_Get ("in_nograb", "0", CVAR_ARCHIVE);
in_joystick = Cvar_Get ("in_joystick", "0", CVAR_ARCHIVE|CVAR_LATCH);
in_joystickDebug = Cvar_Get ("in_debugjoystick", "0", CVAR_TEMP);
in_joystickThreshold = Cvar_Get ("in_joystickThreshold", "0.15", CVAR_ARCHIVE);
#ifdef MACOS_X_ACCELERATION_HACK
in_disablemacosxmouseaccel = Cvar_Get ("in_disablemacosxmouseaccel", "1", CVAR_ARCHIVE);
#endif
Cvar_Set( "cl_platformSensitivity", "1.0" );
SDL_EnableUNICODE(1);
SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
keyRepeatEnabled = qtrue;
if (in_mouse->value)
mouseAvailable = qtrue;
else
mouseAvailable = qfalse;
IN_StartupJoystick( );
Com_DPrintf ("------------------------------------\n");
}
/*
===============
IN_Shutdown
===============
*/
void IN_Shutdown(void)
{
IN_DeactivateMouse();
mouseAvailable = qfalse;
if (stick)
{
SDL_JoystickClose(stick);
stick = NULL;
}
SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
}

295
code/sdl/sdl_snd.c Normal file
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@ -0,0 +1,295 @@
/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include <stdlib.h>
#include <stdio.h>
#include "SDL.h"
#include "../qcommon/q_shared.h"
#include "../client/snd_local.h"
qboolean snd_inited = qfalse;
cvar_t *s_sdlBits;
cvar_t *s_sdlSpeed;
cvar_t *s_sdlChannels;
cvar_t *s_sdlDevSamps;
cvar_t *s_sdlMixSamps;
/* The audio callback. All the magic happens here. */
static int dmapos = 0;
static int dmasize = 0;
/*
===============
SNDDMA_AudioCallback
===============
*/
static void SNDDMA_AudioCallback(void *userdata, Uint8 *stream, int len)
{
int pos = (dmapos * (dma.samplebits/8));
if (pos >= dmasize)
dmapos = pos = 0;
if (!snd_inited) /* shouldn't happen, but just in case... */
{
memset(stream, '\0', len);
return;
}
else
{
int tobufend = dmasize - pos; /* bytes to buffer's end. */
int len1 = len;
int len2 = 0;
if (len1 > tobufend)
{
len1 = tobufend;
len2 = len - len1;
}
memcpy(stream, dma.buffer + pos, len1);
if (len2 <= 0)
dmapos += (len1 / (dma.samplebits/8));
else /* wraparound? */
{
memcpy(stream+len1, dma.buffer, len2);
dmapos = (len2 / (dma.samplebits/8));
}
}
if (dmapos >= dmasize)
dmapos = 0;
}
static struct
{
Uint16 enumFormat;
char *stringFormat;
} formatToStringTable[ ] =
{
{ AUDIO_U8, "AUDIO_U8" },
{ AUDIO_S8, "AUDIO_S8" },
{ AUDIO_U16LSB, "AUDIO_U16LSB" },
{ AUDIO_S16LSB, "AUDIO_S16LSB" },
{ AUDIO_U16MSB, "AUDIO_U16MSB" },
{ AUDIO_S16MSB, "AUDIO_S16MSB" }
};
static int formatToStringTableSize =
sizeof( formatToStringTable ) / sizeof( formatToStringTable[ 0 ] );
/*
===============
SNDDMA_PrintAudiospec
===============
*/
static void SNDDMA_PrintAudiospec(const char *str, const SDL_AudioSpec *spec)
{
int i;
char *fmt = NULL;
Com_Printf("%s:\n", str);
for( i = 0; i < formatToStringTableSize; i++ ) {
if( spec->format == formatToStringTable[ i ].enumFormat ) {
fmt = formatToStringTable[ i ].stringFormat;
}
}
if( fmt ) {
Com_Printf( " Format: %s\n", fmt );
} else {
Com_Printf( " Format: " S_COLOR_RED "UNKNOWN\n");
}
Com_Printf( " Freq: %d\n", (int) spec->freq );
Com_Printf( " Samples: %d\n", (int) spec->samples );
Com_Printf( " Channels: %d\n", (int) spec->channels );
}
/*
===============
SNDDMA_Init
===============
*/
qboolean SNDDMA_Init(void)
{
char drivername[128];
SDL_AudioSpec desired;
SDL_AudioSpec obtained;
int tmp;
if (snd_inited)
return qtrue;
if (!s_sdlBits) {
s_sdlBits = Cvar_Get("s_sdlBits", "16", CVAR_ARCHIVE);
s_sdlSpeed = Cvar_Get("s_sdlSpeed", "0", CVAR_ARCHIVE);
s_sdlChannels = Cvar_Get("s_sdlChannels", "2", CVAR_ARCHIVE);
s_sdlDevSamps = Cvar_Get("s_sdlDevSamps", "0", CVAR_ARCHIVE);
s_sdlMixSamps = Cvar_Get("s_sdlMixSamps", "0", CVAR_ARCHIVE);
}
Com_Printf( "SDL_Init( SDL_INIT_AUDIO )... " );
if (!SDL_WasInit(SDL_INIT_AUDIO))
{
if (SDL_Init(SDL_INIT_AUDIO) == -1)
{
Com_Printf( "FAILED (%s)\n", SDL_GetError( ) );
return qfalse;
}
}
Com_Printf( "OK\n" );
if (SDL_AudioDriverName(drivername, sizeof (drivername)) == NULL)
strcpy(drivername, "(UNKNOWN)");
Com_Printf("SDL audio driver is \"%s\".\n", drivername);
memset(&desired, '\0', sizeof (desired));
memset(&obtained, '\0', sizeof (obtained));
tmp = ((int) s_sdlBits->value);
if ((tmp != 16) && (tmp != 8))
tmp = 16;
desired.freq = (int) s_sdlSpeed->value;
if(!desired.freq) desired.freq = 22050;
desired.format = ((tmp == 16) ? AUDIO_S16SYS : AUDIO_U8);
// I dunno if this is the best idea, but I'll give it a try...
// should probably check a cvar for this...
if (s_sdlDevSamps->value)
desired.samples = s_sdlDevSamps->value;
else
{
// just pick a sane default.
if (desired.freq <= 11025)
desired.samples = 256;
else if (desired.freq <= 22050)
desired.samples = 512;
else if (desired.freq <= 44100)
desired.samples = 1024;
else
desired.samples = 2048; // (*shrug*)
}
desired.channels = (int) s_sdlChannels->value;
desired.callback = SNDDMA_AudioCallback;
if (SDL_OpenAudio(&desired, &obtained) == -1)
{
Com_Printf("SDL_OpenAudio() failed: %s\n", SDL_GetError());
SDL_QuitSubSystem(SDL_INIT_AUDIO);
return qfalse;
}
SNDDMA_PrintAudiospec("SDL_AudioSpec", &obtained);
// dma.samples needs to be big, or id's mixer will just refuse to
// work at all; we need to keep it significantly bigger than the
// amount of SDL callback samples, and just copy a little each time
// the callback runs.
// 32768 is what the OSS driver filled in here on my system. I don't
// know if it's a good value overall, but at least we know it's
// reasonable...this is why I let the user override.
tmp = s_sdlMixSamps->value;
if (!tmp)
tmp = (obtained.samples * obtained.channels) * 10;
if (tmp & (tmp - 1)) // not a power of two? Seems to confuse something.
{
int val = 1;
while (val < tmp)
val <<= 1;
tmp = val;
}
dmapos = 0;
dma.samplebits = obtained.format & 0xFF; // first byte of format is bits.
dma.channels = obtained.channels;
dma.samples = tmp;
dma.submission_chunk = 1;
dma.speed = obtained.freq;
dmasize = (dma.samples * (dma.samplebits/8));
dma.buffer = calloc(1, dmasize);
Com_Printf("Starting SDL audio callback...\n");
SDL_PauseAudio(0); // start callback.
Com_Printf("SDL audio initialized.\n");
snd_inited = qtrue;
return qtrue;
}
/*
===============
SNDDMA_GetDMAPos
===============
*/
int SNDDMA_GetDMAPos(void)
{
return dmapos;
}
/*
===============
SNDDMA_Shutdown
===============
*/
void SNDDMA_Shutdown(void)
{
Com_Printf("Closing SDL audio device...\n");
SDL_PauseAudio(1);
SDL_CloseAudio();
SDL_QuitSubSystem(SDL_INIT_AUDIO);
free(dma.buffer);
dma.buffer = NULL;
dmapos = dmasize = 0;
snd_inited = qfalse;
Com_Printf("SDL audio device shut down.\n");
}
/*
===============
SNDDMA_Submit
Send sound to device if buffer isn't really the dma buffer
===============
*/
void SNDDMA_Submit(void)
{
SDL_UnlockAudio();
}
/*
===============
SNDDMA_BeginPainting
===============
*/
void SNDDMA_BeginPainting (void)
{
SDL_LockAudio();
}