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https://github.com/ZDoom/gzdoom-gles.git
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107 lines
3.6 KiB
C++
107 lines
3.6 KiB
C++
/*
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** a_pickups.cpp
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** Inventory base class implementation
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**
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**---------------------------------------------------------------------------
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** Copyright 2005-2016 Randy Heit
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** Copyright 2005-2016 Cheistoph 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 <assert.h>
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#include "gstrings.h"
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#include "sbar.h"
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#include "doomstat.h"
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#include "d_player.h"
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#include "vm.h"
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#include "g_levellocals.h"
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EXTERN_CVAR(Bool, sv_unlimited_pickup)
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//===========================================================================
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//
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// This is only native so it can have some static storage for comparison.
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//
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//===========================================================================
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static int StaticLastMessageTic;
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static FString StaticLastMessage;
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void PrintPickupMessage(bool localview, const FString &str)
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{
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if (str.IsNotEmpty() && localview && (StaticLastMessageTic != gametic || StaticLastMessage.Compare(str)))
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{
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StaticLastMessageTic = gametic;
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StaticLastMessage = str;
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const char *pstr = str.GetChars();
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if (pstr[0] == '$') pstr = GStrings(pstr + 1);
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if (pstr[0] != 0) Printf(PRINT_LOW, "%s\n", pstr);
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StatusBar->FlashCrosshair();
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}
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}
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//===========================================================================
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//
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// AInventory :: DepleteOrDestroy
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//
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// If the item is depleted, just change its amount to 0, otherwise it's destroyed.
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//
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//===========================================================================
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void DepleteOrDestroy (AActor *item)
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{
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IFVIRTUALPTRNAME(item, NAME_Inventory, DepleteOrDestroy)
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{
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VMValue params[1] = { item };
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VMCall(func, params, 1, nullptr, 0);
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}
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}
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//===========================================================================
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//
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// AInventory :: CallTryPickup
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//
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//===========================================================================
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bool CallTryPickup(AActor *item, AActor *toucher, AActor **toucher_return)
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{
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static VMFunction *func = nullptr;
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if (func == nullptr) PClass::FindFunction(&func, NAME_Inventory, NAME_CallTryPickup);
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VMValue params[2] = { (DObject*)item, toucher };
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VMReturn ret[2];
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int res;
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AActor *tret;
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ret[0].IntAt(&res);
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ret[1].PointerAt((void**)&tret);
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VMCall(func, params, 2, ret, 2);
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if (toucher_return) *toucher_return = tret;
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return !!res;
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}
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