convert to metamod

the angelscript version broke sometimes, preventing a level change from working or getting players stuck in intermission. Metamod can skip the entity hacks and hook the level change function directly, which should be much less error prone.

.gitignore

@@ -0,0 +1 @@
+/build

CMakeLists.txt

@@ -0,0 +1,48 @@
+cmake_minimum_required(VERSION 3.6)
+
+set(SVEN_ROOT_PATH "C:/Games/Steam/steamapps/common/Sven Co-op/" CACHE FILEPATH "Where your Sven Co-op folder is")
+set(DLL_INSTALL_PATH "svencoop/addons/metamod/dlls" CACHE FILEPATH "Where to install the DLL (relative to Sven Co-op folder)")
+
+project(MapChangeMsg)
+
+set(SOURCE_FILES
+	src/main.cpp
+	src/meta_init.h src/meta_init.cpp
+)
+
+include_directories(src)
+include_directories(src/meta)
+include_directories(include/metamod)
+include_directories(include/hlsdk/common)
+include_directories(include/hlsdk/dlls)
+include_directories(include/hlsdk/engine)
+include_directories(include/hlsdk/pm_shared)
+
+add_library(${PROJECT_NAME} SHARED ${SOURCE_FILES})
+
+if(MSVC)
+	set_target_properties(${PROJECT_NAME} PROPERTIES
+                      RUNTIME_OUTPUT_DIRECTORY_DEBUG "${SVEN_ROOT_PATH}/${DLL_INSTALL_PATH}"
+                      RUNTIME_OUTPUT_DIRECTORY_RELEASE "${SVEN_ROOT_PATH}/${DLL_INSTALL_PATH}")
+
+	set_target_properties(${PROJECT_NAME} PROPERTIES
+					  VS_STARTUP_PROJECT ${PROJECT_NAME}
+					  VS_DEBUGGER_COMMAND "svencoop.exe"
+					  VS_DEBUGGER_COMMAND_ARGUMENTS "+map stadium4 -nomsaa -nofbo -noborder -condebug"
+					  VS_DEBUGGER_WORKING_DIRECTORY "${SVEN_ROOT_PATH}")
+
+	# can't overwrite dll while its loaded but it can be renamed, then you can run "meta reload <plugin>" to update it in-game				
+	add_custom_command(TARGET ${PROJECT_NAME}  PRE_BUILD
+		COMMAND ${CMAKE_CURRENT_LIST_DIR}/replace_dll.bat
+	)
+
+else()
+	set(CMAKE_CXX_FLAGS "-Wall -std=c++11 -m32")
+	set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
+	set(CMAKE_CXX_FLAGS_RELEASE "-Os -fno-exceptions -w -Wfatal-errors")
+	target_compile_definitions(${PROJECT_NAME} PUBLIC -Dlinux)
+
+	add_custom_command(TARGET ${PROJECT_NAME}  POST_BUILD
+		COMMAND ${CMAKE_CURRENT_LIST_DIR}/replace_dll.sh
+	)
+endif()

cmake.bat

@@ -0,0 +1,3 @@
+mkdir build
+cd build
+cmake -A Win32 ..

include/hlsdk/common/beamdef.h

@@ -0,0 +1,64 @@
+/***
+*
+*	Copyright (c) 1996-2002, Valve LLC. All rights reserved.
+*	
+*	This product contains software technology licensed from Id 
+*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc. 
+*	All Rights Reserved.
+*
+*   Use, distribution, and modification of this source code and/or resulting
+*   object code is restricted to non-commercial enhancements to products from
+*   Valve LLC.  All other use, distribution, or modification is prohibited
+*   without written permission from Valve LLC.
+*
+****/
+#if !defined ( BEAMDEFH )
+#define BEAMDEFH
+#ifdef _WIN32
+#ifndef __MINGW32__
+#pragma once
+#endif /* not __MINGW32__ */
+#endif
+
+#define FBEAM_STARTENTITY		0x00000001
+#define FBEAM_ENDENTITY			0x00000002
+#define FBEAM_FADEIN			0x00000004
+#define FBEAM_FADEOUT			0x00000008
+#define FBEAM_SINENOISE			0x00000010
+#define FBEAM_SOLID				0x00000020
+#define FBEAM_SHADEIN			0x00000040
+#define FBEAM_SHADEOUT			0x00000080
+#define FBEAM_STARTVISIBLE		0x10000000		// Has this client actually seen this beam's start entity yet?
+#define FBEAM_ENDVISIBLE		0x20000000		// Has this client actually seen this beam's end entity yet?
+#define FBEAM_ISACTIVE			0x40000000
+#define FBEAM_FOREVER			0x80000000
+
+typedef struct beam_s BEAM;
+struct beam_s
+{
+	BEAM		*next;
+	int			type;
+	int			flags;
+	vec3_t		source;
+	vec3_t		target;
+	vec3_t		delta;
+	float		t;		// 0 .. 1 over lifetime of beam
+	float		freq;
+	float		die;
+	float		width;
+	float		amplitude;
+	float		r, g, b;
+	float		brightness;
+	float		speed;
+	float		frameRate;
+	float		frame;
+	int			segments;
+	int			startEntity;
+	int			endEntity;
+	int			modelIndex;
+	int			frameCount;
+	struct model_s		*pFollowModel;
+	struct particle_s	*particles;
+};
+
+#endif

include/hlsdk/common/cl_entity.h

@@ -0,0 +1,117 @@
+/***
+*
+*	Copyright (c) 1996-2002, Valve LLC. All rights reserved.
+*	
+*	This product contains software technology licensed from Id 
+*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc. 
+*	All Rights Reserved.
+*
+*   Use, distribution, and modification of this source code and/or resulting
+*   object code is restricted to non-commercial enhancements to products from
+*   Valve LLC.  All other use, distribution, or modification is prohibited
+*   without written permission from Valve LLC.
+*
+****/
+// cl_entity.h
+#if !defined( CL_ENTITYH )
+#define CL_ENTITYH
+#ifdef _WIN32
+#ifndef __MINGW32__
+#pragma once
+#endif /* not __MINGW32__ */
+#endif
+
+typedef struct efrag_s
+{
+	struct mleaf_s		*leaf;
+	struct efrag_s		*leafnext;
+	struct cl_entity_s	*entity;
+	struct efrag_s		*entnext;
+} efrag_t;
+
+typedef struct
+{
+	byte					mouthopen;		// 0 = mouth closed, 255 = mouth agape
+	byte					sndcount;		// counter for running average
+	int						sndavg;			// running average
+} mouth_t;
+
+typedef struct
+{
+	float					prevanimtime;  
+	float					sequencetime;
+	byte					prevseqblending[2];
+	vec3_t					prevorigin;
+	vec3_t					prevangles;
+
+	int						prevsequence;
+	float					prevframe;
+
+	byte					prevcontroller[4];
+	byte					prevblending[2];
+} latchedvars_t;
+
+typedef struct
+{
+	// Time stamp for this movement
+	float					animtime;
+
+	vec3_t					origin;
+	vec3_t					angles;
+} position_history_t;
+
+typedef struct cl_entity_s cl_entity_t;
+
+#define HISTORY_MAX		64  // Must be power of 2
+#define HISTORY_MASK	( HISTORY_MAX - 1 )
+
+
+#if !defined( ENTITY_STATEH )
+#include "entity_state.h"
+#endif
+
+#if !defined( PROGS_H )
+#include "progs.h"
+#endif
+
+struct cl_entity_s
+{
+	int						index;      // Index into cl_entities ( should match actual slot, but not necessarily )
+
+	qboolean				player;     // True if this entity is a "player"
+
+	entity_state_t			baseline;   // The original state from which to delta during an uncompressed message
+	entity_state_t			prevstate;  // The state information from the penultimate message received from the server
+	entity_state_t			curstate;   // The state information from the last message received from server
+
+	int						current_position;  // Last received history update index
+	position_history_t		ph[ HISTORY_MAX ];   // History of position and angle updates for this player
+
+	mouth_t					mouth;			// For synchronizing mouth movements.
+
+	latchedvars_t			latched;		// Variables used by studio model rendering routines
+
+	// Information based on interplocation, extrapolation, prediction, or just copied from last msg received.
+	//
+	float					lastmove;
+
+	// Actual render position and angles
+	vec3_t					origin;
+	vec3_t					angles;
+
+	// Attachment points
+	vec3_t					attachment[4];
+
+	// Other entity local information
+	int						trivial_accept;
+
+	struct model_s			*model;			// cl.model_precache[ curstate.modelindes ];  all visible entities have a model
+	struct efrag_s			*efrag;			// linked list of efrags
+	struct mnode_s			*topnode;		// for bmodels, first world node that splits bmodel, or NULL if not split
+
+	float					syncbase;		// for client-side animations -- used by obsolete alias animation system, remove?
+	int						visframe;		// last frame this entity was found in an active leaf
+	colorVec				cvFloorColor;
+};
+
+#endif // !CL_ENTITYH