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d98a567597
These are both lengthy operations that can take several 100s of milliseconds, so when starting a streaming video they can throw off the timing quite significantly. With this the intermissiondelay counter could be removed as it was only there to flush the accumulated time before starting video playback.
365 lines
9.2 KiB
C++
365 lines
9.2 KiB
C++
/*
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** screenjob.cpp
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**
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** Generic cutscene display
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**
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**---------------------------------------------------------------------------
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** Copyright 2020 Christoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#include "types.h"
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#include "screenjob.h"
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#include "i_time.h"
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#include "v_2ddrawer.h"
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#include "animlib.h"
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#include "v_draw.h"
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#include "s_soundinternal.h"
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#include "animtexture.h"
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#include "gamestate.h"
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#include "vm.h"
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#include "c_bind.h"
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#include "c_console.h"
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#include "gamestate.h"
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#include "printf.h"
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#include "c_dispatch.h"
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#include "s_music.h"
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#include "m_argv.h"
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#include "i_interface.h"
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CVAR(Bool, inter_subtitles, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
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DObject* runner;
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PClass* runnerclass;
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PType* runnerclasstype;
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CompletionFunc completion;
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static int ticks;
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//=============================================================================
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//
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//
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//
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//=============================================================================
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void Job_Init()
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{
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static bool done = false;
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if (!done)
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{
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done = true;
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GC::AddMarkerFunc([] { GC::Mark(runner); });
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}
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runnerclass = PClass::FindClass("ScreenJobRunner");
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if (!runnerclass) I_FatalError("ScreenJobRunner not defined");
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runnerclasstype = NewPointer(runnerclass);
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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VMFunction* LookupFunction(const char* qname, bool validate)
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{
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size_t p = strcspn(qname, ".");
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if (p == 0) I_Error("Call to undefined function %s", qname);
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FString clsname(qname, p);
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FString funcname = qname + p + 1;
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auto func = PClass::FindFunction(clsname, funcname);
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if (func == nullptr) I_Error("Call to undefined function %s", qname);
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if (validate)
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{
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// these conditions must be met by all functions for this interface.
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if (func->Proto->ReturnTypes.Size() != 0) I_Error("Bad cutscene function %s. Return value not allowed", qname);
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if (func->ImplicitArgs != 0) I_Error("Bad cutscene function %s. Must be static", qname);
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}
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return func;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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void CallCreateFunction(const char* qname, DObject* runner)
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{
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auto func = LookupFunction(qname);
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if (func->Proto->ArgumentTypes.Size() != 1) I_Error("Bad cutscene function %s. Must receive precisely one argument.", qname);
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if (func->Proto->ArgumentTypes[0] != runnerclasstype) I_Error("Bad cutscene function %s. Must receive ScreenJobRunner reference.", qname);
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VMValue val = runner;
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VMCall(func, &val, 1, nullptr, 0);
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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DObject* CreateRunner(bool clearbefore)
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{
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auto obj = runnerclass->CreateNew();
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auto func = LookupFunction("ScreenJobRunner.Init", false);
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VMValue val[3] = { obj, clearbefore, false };
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VMCall(func, val, 3, nullptr, 0);
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return obj;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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void AddGenericVideo(DObject* runner, const FString& fn, int soundid, int fps)
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{
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auto obj = runnerclass->CreateNew();
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auto func = LookupFunction("ScreenJobRunner.AddGenericVideo", false);
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VMValue val[] = { runner, &fn, soundid, fps };
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VMCall(func, val, 4, nullptr, 0);
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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int CutsceneDef::GetSound()
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{
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int id = -1;
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if (soundName.IsNotEmpty()) id = soundEngine->FindSound(soundName);
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if (id <= 0) id = soundEngine->FindSoundByResID(soundID);
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return id;
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}
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void CutsceneDef::Create(DObject* runner)
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{
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if (function.IsNotEmpty())
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{
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CallCreateFunction(function, runner);
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}
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else if (video.IsNotEmpty())
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{
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AddGenericVideo(runner, video, GetSound(), framespersec);
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}
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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void DeleteScreenJob()
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{
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if (runner) runner->Destroy();
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runner = nullptr;
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}
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void EndScreenJob()
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{
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DeleteScreenJob();
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if (completion) completion(false);
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completion = nullptr;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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bool ScreenJobResponder(event_t* ev)
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{
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if (ev->type == EV_KeyDown)
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{
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// We never reach the key binding checks in G_Responder, so for the console we have to check for ourselves here.
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auto binding = Bindings.GetBinding(ev->data1);
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if (binding.CompareNoCase("toggleconsole") == 0)
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{
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C_ToggleConsole();
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return true;
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}
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}
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FInputEvent evt = ev;
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if (runner)
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{
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IFVIRTUALPTRNAME(runner, NAME_ScreenJobRunner, OnEvent)
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{
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int result = 0;
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VMValue parm[] = { runner, &evt };
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VMReturn ret(&result);
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VMCall(func, parm, 2, &ret, 1);
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return result;
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}
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}
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return false;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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bool ScreenJobTick()
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{
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ticks++;
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if (runner)
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{
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IFVIRTUALPTRNAME(runner, NAME_ScreenJobRunner, OnTick)
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{
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int result = 0;
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VMValue parm[] = { runner };
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VMReturn ret(&result);
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VMCall(func, parm, 1, &ret, 1);
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return result;
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}
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}
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return false;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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void ScreenJobDraw()
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{
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double smoothratio = I_GetTimeFrac();
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if (runner)
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{
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twod->ClearScreen();
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IFVIRTUALPTRNAME(runner, NAME_ScreenJobRunner, RunFrame)
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{
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VMValue parm[] = { runner, smoothratio };
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VMCall(func, parm, 2, nullptr, 0);
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}
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}
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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bool ScreenJobValidate()
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{
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if (runner)
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{
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IFVIRTUALPTRNAME(runner, NAME_ScreenJobRunner, Validate)
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{
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int res;
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VMValue parm[] = { runner };
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VMReturn ret(&res);
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VMCall(func, parm, 1, &ret, 1);
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I_ResetFrameTime();
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return res;
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}
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}
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return false;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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bool StartCutscene(CutsceneDef& cs, int flags, const CompletionFunc& completion_)
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{
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if ((cs.function.IsNotEmpty() || cs.video.IsNotEmpty()) && cs.function.CompareNoCase("none") != 0)
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{
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completion = completion_;
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runner = CreateRunner();
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GC::WriteBarrier(runner);
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try
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{
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cs.Create(runner);
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if (!ScreenJobValidate())
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{
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runner->Destroy();
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runner = nullptr;
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return false;
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}
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if (sysCallbacks.StartCutscene) sysCallbacks.StartCutscene(flags & SJ_BLOCKUI);
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}
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catch (...)
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{
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if (runner) runner->Destroy();
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runner = nullptr;
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throw;
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}
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return true;
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}
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return false;
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}
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bool StartCutscene(const char* s, int flags, const CompletionFunc& completion)
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{
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CutsceneDef def;
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def.function = s;
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return StartCutscene(def, 0, completion);
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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CCMD(testcutscene)
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{
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if (argv.argc() < 2)
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{
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Printf("Usage: testcutscene <buildfunction>\n");
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return;
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}
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try
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{
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if (StartCutscene(argv[1], 0, [](bool) {}))
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{
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C_HideConsole();
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}
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}
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catch (const CRecoverableError& err)
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{
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Printf(TEXTCOLOR_RED "Unable to play cutscene: %s\n", err.what());
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}
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}
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