doom3-bfg/neo/framework/Common_demos.cpp

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2012-11-26 18:58:24 +00:00
/*
===========================================================================
Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
Doom 3 BFG Edition 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 3 of the License, or
(at your option) any later version.
Doom 3 BFG Edition 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 Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../idlib/precompiled.h"
#pragma hdrstop
#include "Common_local.h"
/*
================
FindUnusedFileName
================
*/
static idStr FindUnusedFileName( const char *format ) {
idStr filename;
for ( int i = 0 ; i < 999 ; i++ ) {
filename.Format( format, i );
int len = fileSystem->ReadFile( filename, NULL, NULL );
if ( len <= 0 ) {
return filename; // file doesn't exist
}
}
return filename;
}
/*
================
idCommonLocal::StartRecordingRenderDemo
================
*/
void idCommonLocal::StartRecordingRenderDemo( const char *demoName ) {
if ( writeDemo ) {
// allow it to act like a toggle
StopRecordingRenderDemo();
return;
}
if ( !demoName[0] ) {
common->Printf( "idCommonLocal::StartRecordingRenderDemo: no name specified\n" );
return;
}
console->Close();
writeDemo = new (TAG_SYSTEM) idDemoFile;
if ( !writeDemo->OpenForWriting( demoName ) ) {
common->Printf( "error opening %s\n", demoName );
delete writeDemo;
writeDemo = NULL;
return;
}
common->Printf( "recording to %s\n", writeDemo->GetName() );
writeDemo->WriteInt( DS_VERSION );
writeDemo->WriteInt( RENDERDEMO_VERSION );
// if we are in a map already, dump the current state
soundWorld->StartWritingDemo( writeDemo );
renderWorld->StartWritingDemo( writeDemo );
}
/*
================
idCommonLocal::StopRecordingRenderDemo
================
*/
void idCommonLocal::StopRecordingRenderDemo() {
if ( !writeDemo ) {
common->Printf( "idCommonLocal::StopRecordingRenderDemo: not recording\n" );
return;
}
soundWorld->StopWritingDemo();
renderWorld->StopWritingDemo();
writeDemo->Close();
common->Printf( "stopped recording %s.\n", writeDemo->GetName() );
delete writeDemo;
writeDemo = NULL;
}
/*
================
idCommonLocal::StopPlayingRenderDemo
Reports timeDemo numbers and finishes any avi recording
================
*/
void idCommonLocal::StopPlayingRenderDemo() {
if ( !readDemo ) {
timeDemo = TD_NO;
return;
}
// Record the stop time before doing anything that could be time consuming
int timeDemoStopTime = Sys_Milliseconds();
EndAVICapture();
readDemo->Close();
soundWorld->StopAllSounds();
soundSystem->SetPlayingSoundWorld( menuSoundWorld );
common->Printf( "stopped playing %s.\n", readDemo->GetName() );
delete readDemo;
readDemo = NULL;
if ( timeDemo ) {
// report the stats
float demoSeconds = ( timeDemoStopTime - timeDemoStartTime ) * 0.001f;
float demoFPS = numDemoFrames / demoSeconds;
idStr message = va( "%i frames rendered in %3.1f seconds = %3.1f fps\n", numDemoFrames, demoSeconds, demoFPS );
common->Printf( message );
if ( timeDemo == TD_YES_THEN_QUIT ) {
cmdSystem->BufferCommandText( CMD_EXEC_APPEND, "quit\n" );
}
timeDemo = TD_NO;
}
}
/*
================
idCommonLocal::DemoShot
A demoShot is a single frame demo
================
*/
void idCommonLocal::DemoShot( const char *demoName ) {
StartRecordingRenderDemo( demoName );
// force draw one frame
const bool captureToImage = false;
UpdateScreen( captureToImage );
StopRecordingRenderDemo();
}
/*
================
idCommonLocal::StartPlayingRenderDemo
================
*/
void idCommonLocal::StartPlayingRenderDemo( idStr demoName ) {
if ( !demoName[0] ) {
common->Printf( "idCommonLocal::StartPlayingRenderDemo: no name specified\n" );
return;
}
// make sure localSound / GUI intro music shuts up
soundWorld->StopAllSounds();
soundWorld->PlayShaderDirectly( "", 0 );
menuSoundWorld->StopAllSounds();
menuSoundWorld->PlayShaderDirectly( "", 0 );
// exit any current game
Stop();
// automatically put the console away
console->Close();
readDemo = new (TAG_SYSTEM) idDemoFile;
demoName.DefaultFileExtension( ".demo" );
if ( !readDemo->OpenForReading( demoName ) ) {
common->Printf( "couldn't open %s\n", demoName.c_str() );
delete readDemo;
readDemo = NULL;
Stop();
StartMenu();
return;
}
const bool captureToImage = false;
UpdateScreen( captureToImage );
AdvanceRenderDemo( true );
numDemoFrames = 1;
timeDemoStartTime = Sys_Milliseconds();
}
/*
================
idCommonLocal::TimeRenderDemo
================
*/
void idCommonLocal::TimeRenderDemo( const char *demoName, bool twice, bool quit ) {
idStr demo = demoName;
StartPlayingRenderDemo( demo );
if ( twice && readDemo ) {
while ( readDemo ) {
const bool captureToImage = false;
UpdateScreen( captureToImage );
AdvanceRenderDemo( true );
}
StartPlayingRenderDemo( demo );
}
if ( !readDemo ) {
return;
}
if ( quit ) {
// this allows hardware vendors to automate some testing
timeDemo = TD_YES_THEN_QUIT;
} else {
timeDemo = TD_YES;
}
}
/*
================
idCommonLocal::BeginAVICapture
================
*/
void idCommonLocal::BeginAVICapture( const char *demoName ) {
idStr name = demoName;
name.ExtractFileBase( aviDemoShortName );
aviCaptureMode = true;
aviDemoFrameCount = 0;
soundWorld->AVIOpen( va( "demos/%s/", aviDemoShortName.c_str() ), aviDemoShortName.c_str() );
}
/*
================
idCommonLocal::EndAVICapture
================
*/
void idCommonLocal::EndAVICapture() {
if ( !aviCaptureMode ) {
return;
}
soundWorld->AVIClose();
// write a .roqParam file so the demo can be converted to a roq file
idFile *f = fileSystem->OpenFileWrite( va( "demos/%s/%s.roqParam",
aviDemoShortName.c_str(), aviDemoShortName.c_str() ) );
f->Printf( "INPUT_DIR demos/%s\n", aviDemoShortName.c_str() );
f->Printf( "FILENAME demos/%s/%s.RoQ\n", aviDemoShortName.c_str(), aviDemoShortName.c_str() );
f->Printf( "\nINPUT\n" );
f->Printf( "%s_*.tga [00000-%05i]\n", aviDemoShortName.c_str(), (int)( aviDemoFrameCount-1 ) );
f->Printf( "END_INPUT\n" );
delete f;
common->Printf( "captured %i frames for %s.\n", ( int )aviDemoFrameCount, aviDemoShortName.c_str() );
aviCaptureMode = false;
}
/*
================
idCommonLocal::AVIRenderDemo
================
*/
void idCommonLocal::AVIRenderDemo( const char *_demoName ) {
idStr demoName = _demoName; // copy off from va() buffer
StartPlayingRenderDemo( demoName );
if ( !readDemo ) {
return;
}
BeginAVICapture( demoName.c_str() ) ;
// I don't understand why I need to do this twice, something
// strange with the nvidia swapbuffers?
const bool captureToImage = false;
UpdateScreen( captureToImage );
}
/*
================
idCommonLocal::AVIGame
Start AVI recording the current game session
================
*/
void idCommonLocal::AVIGame( const char *demoName ) {
if ( aviCaptureMode ) {
EndAVICapture();
return;
}
if ( !mapSpawned ) {
common->Printf( "No map spawned.\n" );
}
if ( !demoName || !demoName[0] ) {
idStr filename = FindUnusedFileName( "demos/game%03i.game" );
demoName = filename.c_str();
// write a one byte stub .game file just so the FindUnusedFileName works,
fileSystem->WriteFile( demoName, demoName, 1 );
}
BeginAVICapture( demoName ) ;
}
/*
================
idCommonLocal::CompressDemoFile
================
*/
void idCommonLocal::CompressDemoFile( const char *scheme, const char *demoName ) {
idStr fullDemoName = "demos/";
fullDemoName += demoName;
fullDemoName.DefaultFileExtension( ".demo" );
idStr compressedName = fullDemoName;
compressedName.StripFileExtension();
compressedName.Append( "_compressed.demo" );
int savedCompression = cvarSystem->GetCVarInteger("com_compressDemos");
bool savedPreload = cvarSystem->GetCVarBool("com_preloadDemos");
cvarSystem->SetCVarBool( "com_preloadDemos", false );
cvarSystem->SetCVarInteger("com_compressDemos", atoi(scheme) );
idDemoFile demoread, demowrite;
if ( !demoread.OpenForReading( fullDemoName ) ) {
common->Printf( "Could not open %s for reading\n", fullDemoName.c_str() );
return;
}
if ( !demowrite.OpenForWriting( compressedName ) ) {
common->Printf( "Could not open %s for writing\n", compressedName.c_str() );
demoread.Close();
cvarSystem->SetCVarBool( "com_preloadDemos", savedPreload );
cvarSystem->SetCVarInteger("com_compressDemos", savedCompression);
return;
}
common->SetRefreshOnPrint( true );
common->Printf( "Compressing %s to %s...\n", fullDemoName.c_str(), compressedName.c_str() );
static const int bufferSize = 65535;
char buffer[bufferSize];
int bytesRead;
while ( 0 != (bytesRead = demoread.Read( buffer, bufferSize ) ) ) {
demowrite.Write( buffer, bytesRead );
common->Printf( "." );
}
demoread.Close();
demowrite.Close();
cvarSystem->SetCVarBool( "com_preloadDemos", savedPreload );
cvarSystem->SetCVarInteger("com_compressDemos", savedCompression);
common->Printf( "Done\n" );
common->SetRefreshOnPrint( false );
}
/*
===============
idCommonLocal::AdvanceRenderDemo
===============
*/
void idCommonLocal::AdvanceRenderDemo( bool singleFrameOnly ) {
int ds = DS_FINISHED;
readDemo->ReadInt( ds );
switch ( ds ) {
case DS_FINISHED:
if ( numDemoFrames != 1 ) {
// if the demo has a single frame (a demoShot), continuously replay
// the renderView that has already been read
Stop();
StartMenu();
}
return;
case DS_RENDER:
if ( renderWorld->ProcessDemoCommand( readDemo, &currentDemoRenderView, &demoTimeOffset ) ) {
// a view is ready to render
numDemoFrames++;
}
break;
case DS_SOUND:
soundWorld->ProcessDemoCommand( readDemo );
break;
default:
common->Error( "Bad render demo token" );
}
}
/*
================
Common_DemoShot_f
================
*/
CONSOLE_COMMAND( demoShot, "writes a screenshot as a demo", NULL ) {
if ( args.Argc() != 2 ) {
idStr filename = FindUnusedFileName( "demos/shot%03i.demo" );
commonLocal.DemoShot( filename );
} else {
commonLocal.DemoShot( va( "demos/shot_%s.demo", args.Argv(1) ) );
}
}
/*
================
Common_RecordDemo_f
================
*/
CONSOLE_COMMAND( recordDemo, "records a demo", NULL ) {
if ( args.Argc() != 2 ) {
idStr filename = FindUnusedFileName( "demos/demo%03i.demo" );
commonLocal.StartRecordingRenderDemo( filename );
} else {
commonLocal.StartRecordingRenderDemo( va( "demos/%s.demo", args.Argv(1) ) );
}
}
/*
================
Common_CompressDemo_f
================
*/
CONSOLE_COMMAND( compressDemo, "compresses a demo file", idCmdSystem::ArgCompletion_DemoName ) {
if ( args.Argc() == 2 ) {
commonLocal.CompressDemoFile( "2", args.Argv(1) );
} else if ( args.Argc() == 3 ) {
commonLocal.CompressDemoFile( args.Argv(2), args.Argv(1) );
} else {
common->Printf("use: CompressDemo <file> [scheme]\nscheme is the same as com_compressDemo, defaults to 2" );
}
}
/*
================
Common_StopRecordingDemo_f
================
*/
CONSOLE_COMMAND( stopRecording, "stops demo recording", NULL ) {
commonLocal.StopRecordingRenderDemo();
}
/*
================
Common_PlayDemo_f
================
*/
CONSOLE_COMMAND( playDemo, "plays back a demo", idCmdSystem::ArgCompletion_DemoName ) {
if ( args.Argc() >= 2 ) {
commonLocal.StartPlayingRenderDemo( va( "demos/%s", args.Argv(1) ) );
}
}
/*
================
Common_TimeDemo_f
================
*/
CONSOLE_COMMAND( timeDemo, "times a demo", idCmdSystem::ArgCompletion_DemoName ) {
if ( args.Argc() >= 2 ) {
commonLocal.TimeRenderDemo( va( "demos/%s", args.Argv(1) ), ( args.Argc() > 2 ), false );
}
}
/*
================
Common_TimeDemoQuit_f
================
*/
CONSOLE_COMMAND( timeDemoQuit, "times a demo and quits", idCmdSystem::ArgCompletion_DemoName ) {
commonLocal.TimeRenderDemo( va( "demos/%s", args.Argv(1) ), true );
}
/*
================
Common_AVIDemo_f
================
*/
CONSOLE_COMMAND( aviDemo, "writes AVIs for a demo", idCmdSystem::ArgCompletion_DemoName ) {
commonLocal.AVIRenderDemo( va( "demos/%s", args.Argv(1) ) );
}
/*
================
Common_AVIGame_f
================
*/
CONSOLE_COMMAND( aviGame, "writes AVIs for the current game", NULL ) {
commonLocal.AVIGame( args.Argv(1) );
}