Add hijacker idle sequence

- Pass Client instead of Client ID
- Pass WorldRenderer and OrderManager to util helpers.

.gitattributes

@@ -1,6 +1,9 @@
 # Enforce LF normalization on Windows
 *.yaml eol=lf
 *.lua eol=lf
+*.cs eol=lf
+*.csproj eol=lf
+*.sln eol=lf
 * text=lf
 
 # Custom for Visual Studio

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,39 @@
+<!--
+  This is a guideline, which shall help to write enhancement requests or bug reports.
+  Fill in the placeholders below. Delete any headings and placeholders that you do not use.
+
+  Before you start check if a similar request/bug report already exists in this Github issue tracker and comment there.
+
+When submitting a feature or enhancement request:
+
+1. Explain briefly what the enhancement is and why you think it would be useful.
+2. Provide any other necessary or useful information regarding your issue, such as (code) examples or related links.
+
+
+When submitting a bug report, please follow the template below:
+-->
+
+### Issue Summary
+<!-- Explanation of the issue. Expectation vs. actual behavior. -->
+... ... ...
+
+#### System Information
+- **Operating System:** [e.g. Windows 10, Mac OS 10.12, Ubuntu 16.04, ...]
+- **.NET / Mono Version:** [e.g. .NET 4.7.1, Mono 4.6.2, ...]
+- **OpenRA Version:** [e.g. release-20180218, playtest-20180208, ...]
+- **Mod:** [e.g. Red Alert, Tiberian Dawn, Dune2000, ...]
+
+#### Additional Information:
+- Steps to reproduce
+	1. Step
+	2. Step
+	3. ...
+
+- Logs
+<!-- If you have a log (e.g. debug.log, exception.log), zip and attach it. -->
+
+- OpenRA Replays
+<!-- You have to zip it before you can attach it. When does the issue appear [e.g. 10:33]? -->
+
+- Screenshots & Videos
+<!-- You should be able to attach screenshots by drag&drop. Videos need to be uploaded to an external platform (e.g. https://www.youtube.com, https://www.dropbox.com) -->

.gitignore

@@ -1,87 +1,88 @@
-# Visual Studio
-Release
-bin
-obj
-*.ncb
-*.vcproj*
-*.suo
-*.user
-*.sln.cache
-*.manifest
-*.CodeAnalysisLog.xml
-*.lastcodeanalysissucceeded
-_ReSharper.*/
+# Visual Studio
+Release
+bin
+obj
+*.ncb
+*.vcproj*
+*.suo
+*.user
+*.sln.cache
+*.manifest
+*.CodeAnalysisLog.xml
+*.lastcodeanalysissucceeded
+_ReSharper.*/
 /.vs
-
-# movies
-*.vqa
-
-# archives
-*.mix
-
-# binaries
-mods/*/*.dll
-mods/*/*.mdb
-mods/*/*.pdb
-/*.dll
-/*.dll.config
-/*.so
-/*.dylib
-/*.pdb
-/*.mdb
-/*.exe
-thirdparty/download/*
-*.mmdb.gz
-
-# backup files by various editors
-*~
-*.orig
-\#*
-.*.sw?
-
-# Monodevelop
-*.pidb
-*.userprefs
-
-# Mac OS X
-.DS_Store
-
-# XCode
-packaging/osx/launcher/build/
-packaging/osx/launcher/OpenRA.xcodeproj/*.pbxuser
-packaging/osx/launcher/OpenRA.xcodeproj/*.perspectivev3
-packaging/osx/launcher/OpenRA.xcodeproj/*.mode1v3
-temp.c
-temp.o
-temp.s
-OpenRA.Launcher.Mac/build/
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.pbxuser
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.perspectivev3
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.mode1v3
-*.resources
-
-# auto-generated documentation
-DOCUMENTATION.md
-WEAPONS.md
-Lua-API.md
-Settings.md
-*.html
-openra.6
-
-# StyleCop
-*.Cache
-StyleCopViolations.xml
-
-# SublimeText
-*.sublime-project
-*.sublime-workspace
-
-# NUnit
-/TestResult.xml
-/lib/
-
-# Support directory
-/Support
+
+# movies
+*.vqa
+
+# archives
+*.mix
+
+# binaries
+mods/*/*.dll
+mods/*/*.mdb
+mods/*/*.pdb
+/*.dll
+/*.dll.config
+/*.so
+/*.dylib
+/*.pdb
+/*.mdb
+/*.exe
+thirdparty/download/*
+*.mmdb.gz
+
+# backup files by various editors
+*~
+*.orig
+\#*
+.*.sw?
+
+# Monodevelop
+*.pidb
+*.userprefs
+
+# Mac OS X
+.DS_Store
+
+# XCode
+packaging/osx/launcher/build/
+packaging/osx/launcher/OpenRA.xcodeproj/*.pbxuser
+packaging/osx/launcher/OpenRA.xcodeproj/*.perspectivev3
+packaging/osx/launcher/OpenRA.xcodeproj/*.mode1v3
+temp.c
+temp.o
+temp.s
+OpenRA.Launcher.Mac/build/
+OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.pbxuser
+OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.perspectivev3
+OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.mode1v3
+*.resources
+
+# auto-generated documentation
+DOCUMENTATION.md
+WEAPONS.md
+Lua-API.md
+Settings.md
+*.html
+openra.6
+update.log
+
+# StyleCop
+*.Cache
+StyleCopViolations.xml
+
+# SublimeText
+*.sublime-project
+*.sublime-workspace
+
+# NUnit
+/TestResult.xml
+/lib/
+
+# Support directory
+/Support
 
 # IntelliJ files
 .idea

.travis.yml

@@ -24,6 +24,7 @@ addons:
     - cmake
     - genisoimage
     - fakeroot
+    - zsync
 
 # Environment variables
 env:
@@ -75,11 +76,8 @@ deploy:
   provider: releases
   api_key:
     secure: "g/LU11f+mjqv+lj0sR1UliHwogXL4ofJUwoG5Dbqlvdf5UTLWytw/OWSCv8RGyuh10miyWeaoqHh1cn2C1IFhUEqN1sSeKKKOWOTvJ2FR5mzi9uH3d/MOBzG5icQ7Qh0fZ1YPz5RaJJhYu6bmfvA/1gD49GoaX2kxQL4J5cEBgg="
-  file:
-    - build/OpenRA-${TRAVIS_TAG}.exe
-    - build/OpenRA-${TRAVIS_TAG}.dmg
-    - build/OpenRA-${TRAVIS_TAG}-source.tar.bz2
-    - build/openra_${DOTVERSION}_all.deb
+  file_glob: true
+  file: build/*
   skip_cleanup: true
   on:
     all_branches: true

AUTHORS

@@ -38,12 +38,14 @@ Also thanks to:
     * Bellator
     * Biofreak
     * Braxton Williams (Buddytex)
+    * Brendan Gluth (Mechanical_Man)
     * Bryan Wilbur
     * Bugra Cuhadaroglu (BugraC)
     * Christer Ulfsparre (Holloweye)
     * Chris Grant (Unit158)
     * clem
     * Cody Brittain (Generalcamo)
+    * Constantin Helmig (CH4Code)
     * D2k Sardaukar
     * D'Arcy Rush (r34ch)
     * Daniel Derejvanik (Harisson)
@@ -79,6 +81,7 @@ Also thanks to:
     * Jefri Sevkin (Arular)
     * Jes
     * Joakim Lindberg (booom3)
+    * Joe Alam (joealam)
     * John Turner (whinis)
     * Jonas A. Lind (SoScared)
     * Joppy Furr
@@ -101,6 +104,7 @@ Also thanks to:
     * Michael Rätzel
     * Michael Silber (frühstück)
     * Michael Sztolcman (s1w_)
+    * Muh
     * Mustafa Alperen Seki (MustaphaTR)
     * Neil Shivkar (havok13888)
     * Nooze

Makefile

@@ -41,7 +41,7 @@ SDK         ?=
 CSC         = mcs $(SDK)
 CSFLAGS     = -nologo -warn:4 -codepage:utf8 -langversion:5 -unsafe -warnaserror
 DEFINE      = TRACE
-COMMON_LIBS = System.dll System.Core.dll System.Data.dll System.Data.DataSetExtensions.dll System.Drawing.dll System.Xml.dll thirdparty/download/ICSharpCode.SharpZipLib.dll thirdparty/download/FuzzyLogicLibrary.dll thirdparty/download/MaxMind.Db.dll thirdparty/download/Eluant.dll thirdparty/download/rix0rrr.BeaconLib.dll
+COMMON_LIBS = System.dll System.Core.dll System.Data.dll System.Data.DataSetExtensions.dll System.Drawing.dll System.Numerics.dll System.Xml.dll thirdparty/download/ICSharpCode.SharpZipLib.dll thirdparty/download/FuzzyLogicLibrary.dll thirdparty/download/MaxMind.Db.dll thirdparty/download/Eluant.dll thirdparty/download/rix0rrr.BeaconLib.dll
 NUNIT_LIBS_PATH :=
 NUNIT_LIBS  := $(NUNIT_LIBS_PATH)nunit.framework.dll
 
@@ -380,41 +380,42 @@ install-core: install-engine install-common-mod-files install-default-mods
 	@$(CP) *.sh "$(DATA_INSTALL_DIR)"
 
 install-linux-icons:
-	@$(INSTALL_DIR) "$(DESTDIR)$(datadir)/icons/"
-	@$(CP_R) packaging/linux/hicolor "$(DESTDIR)$(datadir)/icons/"
+	for SIZE in 16x16 32x32 48x48 64x64 128x128; do \
+		$(INSTALL_DIR) "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps"; \
+		$(INSTALL_DATA) packaging/linux/icons/ra_$$SIZE.png "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-ra.png"; \
+		$(INSTALL_DATA) packaging/linux/icons/cnc_$$SIZE.png "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-cnc.png"; \
+		$(INSTALL_DATA) packaging/linux/icons/d2k_$$SIZE.png "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-d2k.png"; \
+	done
+	$(INSTALL_DIR) "$(DESTDIR)$(datadir)/icons/hicolor/scalable/apps"
+	$(INSTALL_DATA) packaging/linux/icons/ra_scalable.svg "$(DESTDIR)$(datadir)/icons/hicolor/scalable/apps/openra-ra.svg"
+	$(INSTALL_DATA) packaging/linux/icons/cnc_scalable.svg "$(DESTDIR)$(datadir)/icons/hicolor/scalable/apps/openra-cnc.svg"
 
 install-linux-desktop:
 	@$(INSTALL_DIR) "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/ra/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Red Alert/g' > packaging/linux/openra-ra.desktop
+	@sed 's/{MODID}/ra/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Red Alert/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-ra.desktop
 	@$(INSTALL_DATA) packaging/linux/openra-ra.desktop "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/cnc/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Tiberian Dawn/g' > packaging/linux/openra-cnc.desktop
+	@sed 's/{MODID}/cnc/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Tiberian Dawn/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-cnc.desktop
 	@$(INSTALL_DATA) packaging/linux/openra-cnc.desktop "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/d2k/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Dune 2000/g' > packaging/linux/openra-d2k.desktop
+	@sed 's/{MODID}/d2k/g' packaging/linux/openra.desktop.in | sed 's/{MODNAME}/Dune 2000/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-d2k.desktop
 	@$(INSTALL_DATA) packaging/linux/openra-d2k.desktop "$(DESTDIR)$(datadir)/applications"
 	@-$(RM) packaging/linux/openra-ra.desktop packaging/linux/openra-cnc.desktop packaging/linux/openra-d2k.desktop
 
 install-linux-mime:
 	@$(INSTALL_DIR) "$(DESTDIR)$(datadir)/mime/packages/"
-
-	@sed 's/{MOD}/ra/g' packaging/linux/openra-mimeinfo.xml.in | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-mimeinfo.xml
-	@$(INSTALL_DATA) packaging/linux/openra-mimeinfo.xml "$(DESTDIR)$(datadir)/mime/packages/openra.xml"
-
-	@$(INSTALL_DIR) "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/ra/g' packaging/linux/openra-join-servers.desktop.in | sed 's/{MODNAME}/Red Alert/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-ra-join-servers.desktop
-	@$(INSTALL_DATA) packaging/linux/openra-ra-join-servers.desktop "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/cnc/g' packaging/linux/openra-join-servers.desktop.in | sed 's/{MODNAME}/Tiberian Dawn/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-cnc-join-servers.desktop
-	@$(INSTALL_DATA) packaging/linux/openra-cnc-join-servers.desktop "$(DESTDIR)$(datadir)/applications"
-	@sed 's/{MOD}/d2k/g' packaging/linux/openra-join-servers.desktop.in | sed 's/{MODNAME}/Dune 2000/g' | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-d2k-join-servers.desktop
-	@$(INSTALL_DATA) packaging/linux/openra-d2k-join-servers.desktop "$(DESTDIR)$(datadir)/applications"
-	@-$(RM) packaging/linux/openra-mimeinfo.xml packaging/linux/openra-ra-join-servers.desktop packaging/linux/openra-cnc-join-servers.desktop packaging/linux/openra-d2k-join-servers.desktop
+	@sed 's/{MODID}/ra/g' packaging/linux/openra-mimeinfo.xml.in | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-mimeinfo.xml
+	@$(INSTALL_DATA) packaging/linux/openra-mimeinfo.xml "$(DESTDIR)$(datadir)/mime/packages/openra-ra.xml"
+	@sed 's/{MODID}/cnc/g' packaging/linux/openra-mimeinfo.xml.in | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-mimeinfo.xml
+	@$(INSTALL_DATA) packaging/linux/openra-mimeinfo.xml "$(DESTDIR)$(datadir)/mime/packages/openra-cnc.xml"
+	@sed 's/{MODID}/d2k/g' packaging/linux/openra-mimeinfo.xml.in | sed 's/{TAG}/$(VERSION)/g' > packaging/linux/openra-mimeinfo.xml
+	@$(INSTALL_DATA) packaging/linux/openra-mimeinfo.xml "$(DESTDIR)$(datadir)/mime/packages/openra-d2k.xml"
 
 install-linux-appdata:
 	@$(INSTALL_DIR) "$(DESTDIR)$(datadir)/appdata/"
-	@sed 's/{MOD}/ra/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Red Alert/g' | sed 's/{SCREENSHOT_RA}/ type="default"/g' | sed 's/{SCREENSHOT_CNC}//g' | sed 's/{SCREENSHOT_D2K}//g'> packaging/linux/openra-ra.appdata.xml
+	@sed 's/{MODID}/ra/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Red Alert/g' | sed 's/{SCREENSHOT_RA}/ type="default"/g' | sed 's/{SCREENSHOT_CNC}//g' | sed 's/{SCREENSHOT_D2K}//g'> packaging/linux/openra-ra.appdata.xml
 	@$(INSTALL_DATA) packaging/linux/openra-ra.appdata.xml "$(DESTDIR)$(datadir)/appdata/"
-	@sed 's/{MOD}/cnc/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Tiberian Dawn/g' | sed 's/{SCREENSHOT_RA}//g' | sed 's/{SCREENSHOT_CNC}/ type="default"/g' | sed 's/{SCREENSHOT_D2K}//g'> packaging/linux/openra-cnc.appdata.xml
+	@sed 's/{MODID}/cnc/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Tiberian Dawn/g' | sed 's/{SCREENSHOT_RA}//g' | sed 's/{SCREENSHOT_CNC}/ type="default"/g' | sed 's/{SCREENSHOT_D2K}//g'> packaging/linux/openra-cnc.appdata.xml
 	@$(INSTALL_DATA) packaging/linux/openra-cnc.appdata.xml "$(DESTDIR)$(datadir)/appdata/"
-	@sed 's/{MOD}/d2k/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Dune 2000/g' | sed 's/{SCREENSHOT_RA}//g' | sed 's/{SCREENSHOT_CNC}//g' | sed 's/{SCREENSHOT_D2K}/ type="default"/g'> packaging/linux/openra-d2k.appdata.xml
+	@sed 's/{MODID}/d2k/g' packaging/linux/openra.appdata.xml.in | sed 's/{MOD_NAME}/Dune 2000/g' | sed 's/{SCREENSHOT_RA}//g' | sed 's/{SCREENSHOT_CNC}//g' | sed 's/{SCREENSHOT_D2K}/ type="default"/g'> packaging/linux/openra-d2k.appdata.xml
 	@$(INSTALL_DATA) packaging/linux/openra-d2k.appdata.xml "$(DESTDIR)$(datadir)/appdata/"
 	@-$(RM) packaging/linux/openra-ra.appdata.xml packaging/linux/openra-cnc.appdata.xml packaging/linux/openra-d2k.appdata.xml
 
@@ -431,9 +432,9 @@ else
 	@sed 's/{DEBUG}/--debug/' packaging/linux/openra-server.in | sed 's|{GAME_INSTALL_DIR}|$(gameinstalldir)|' | sed 's|{BIN_DIR}|$(bindir)|' > packaging/linux/openra-server.debug.in
 endif
 
-	@sed 's/{MOD}/ra/g' packaging/linux/openra.debug.in | sed 's/{MODNAME}/Red Alert/g' > packaging/linux/openra-ra
-	@sed 's/{MOD}/cnc/g' packaging/linux/openra.debug.in | sed 's/{MODNAME}/Tiberian Dawn/g' > packaging/linux/openra-cnc
-	@sed 's/{MOD}/d2k/g' packaging/linux/openra.debug.in | sed 's/{MODNAME}/Dune 2000/g' > packaging/linux/openra-d2k
+	@sed 's/{MODID}/ra/g' packaging/linux/openra.debug.in  | sed 's/{TAG}/$(VERSION)/g' | sed 's/{MODNAME}/Red Alert/g' > packaging/linux/openra-ra
+	@sed 's/{MODID}/cnc/g' packaging/linux/openra.debug.in | sed 's/{TAG}/$(VERSION)/g' | sed 's/{MODNAME}/Tiberian Dawn/g' > packaging/linux/openra-cnc
+	@sed 's/{MODID}/d2k/g' packaging/linux/openra.debug.in | sed 's/{TAG}/$(VERSION)/g' | sed 's/{MODNAME}/Dune 2000/g' > packaging/linux/openra-d2k
 
 	@$(INSTALL_DIR) "$(BIN_INSTALL_DIR)"
 	@$(INSTALL_PROGRAM) -m +rx packaging/linux/openra-ra "$(BIN_INSTALL_DIR)"
@@ -441,9 +442,9 @@ endif
 	@$(INSTALL_PROGRAM) -m +rx packaging/linux/openra-d2k "$(BIN_INSTALL_DIR)"
 	@-$(RM) packaging/linux/openra-ra packaging/linux/openra-cnc packaging/linux/openra-d2k packaging/linux/openra.debug.in
 
-	@sed 's/{MOD}/ra/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Red Alert/g' > packaging/linux/openra-ra-server
-	@sed 's/{MOD}/cnc/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Tiberian Dawn/g' > packaging/linux/openra-cnc-server
-	@sed 's/{MOD}/d2k/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Dune 2000/g' > packaging/linux/openra-d2k-server
+	@sed 's/{MODID}/ra/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Red Alert/g' > packaging/linux/openra-ra-server
+	@sed 's/{MODID}/cnc/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Tiberian Dawn/g' > packaging/linux/openra-cnc-server
+	@sed 's/{MODID}/d2k/g' packaging/linux/openra-server.debug.in | sed 's/{MODNAME}/Dune 2000/g' > packaging/linux/openra-d2k-server
 
 	@$(INSTALL_DIR) "$(BIN_INSTALL_DIR)"
 	@$(INSTALL_PROGRAM) -m +rx packaging/linux/openra-ra-server "$(BIN_INSTALL_DIR)"
@@ -462,26 +463,19 @@ uninstall:
 	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-ra.desktop"
 	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-cnc.desktop"
 	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-d2k.desktop"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-ra-join-servers.desktop"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-cnc-join-servers.desktop"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/applications/openra-d2k-join-servers.desktop"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/16x16/apps/openra-ra.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/32x32/apps/openra-ra.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/48x48/apps/openra-ra.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/64x64/apps/openra-ra.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/128x128/apps/openra-ra.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/16x16/apps/openra-cnc.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/32x32/apps/openra-cnc.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/48x48/apps/openra-cnc.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/64x64/apps/openra-cnc.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/128x128/apps/openra-cnc.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/16x16/apps/openra-d2k.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/32x32/apps/openra-d2k.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/48x48/apps/openra-d2k.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/64x64/apps/openra-d2k.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/128x128/apps/openra-d2k.png"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/mime/packages/openra.xml"
-	@-$(RM_F) "$(DESTDIR)$(datadir)/appdata/openra.appdata.xml"
+	@-for SIZE in 16x16 32x32 48x48 64x64 128x128; do \
+		$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-ra.png"; \
+		$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-cnc.png"; \
+		$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/$$SIZE/apps/openra-d2k.png"; \
+	done
+	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/scalable/apps/openra-ra.svg"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/icons/hicolor/scalable/apps/openra-cnc.svg"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/mime/packages/openra-ra.xml"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/mime/packages/openra-cnc.xml"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/mime/packages/openra-d2k.xml"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/appdata/openra-ra.appdata.xml"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/appdata/openra-cnc.appdata.xml"
+	@-$(RM_F) "$(DESTDIR)$(datadir)/appdata/openra-d2k.appdata.xml"
 	@-$(RM_F) "$(DESTDIR)$(mandir)/man6/openra.6"
 
 help:

OpenRA.Game.exe.config

@@ -1,6 +1,6 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<configuration>
-  <runtime>
-    <loadFromRemoteSources enabled="true" />
-  </runtime>
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+  <runtime>
+    <loadFromRemoteSources enabled="true" />
+  </runtime>
 </configuration>

OpenRA.Game/Activities/Activity.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Activities/CallFunc.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Actor.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -77,6 +77,8 @@ namespace OpenRA
 		readonly IMouseBounds[] mouseBounds;
 		readonly IVisibilityModifier[] visibilityModifiers;
 		readonly IDefaultVisibility defaultVisibility;
+		readonly ITargetablePositions[] targetablePositions;
+		WPos[] staticTargetablePositions;
 
 		internal Actor(World world, string name, TypeDictionary initDict)
 		{
@@ -118,6 +120,15 @@ namespace OpenRA
 			visibilityModifiers = TraitsImplementing<IVisibilityModifier>().ToArray();
 			defaultVisibility = Trait<IDefaultVisibility>();
 			Targetables = TraitsImplementing<ITargetable>().ToArray();
+			targetablePositions = TraitsImplementing<ITargetablePositions>().ToArray();
+			world.AddFrameEndTask(w =>
+			{
+				// Caching this in a AddFrameEndTask, because trait construction order might cause problems if done directly at creation time.
+				// All actors that can move should have IMove, if not it's pretty safe to assume the actor is immobile and
+				// all targetable positions can be cached if all ITargetablePositions have no conditional requirements.
+				if (!Info.HasTraitInfo<IMoveInfo>() && targetablePositions.Any() && targetablePositions.All(tp => tp.AlwaysEnabled))
+					staticTargetablePositions = targetablePositions.SelectMany(tp => tp.TargetablePositions(this)).ToArray();
+			});
 
 			SyncHashes = TraitsImplementing<ISync>().Select(sync => new SyncHash(sync)).ToArray();
 		}
@@ -321,12 +332,12 @@ namespace OpenRA
 			health.InflictDamage(this, attacker, damage, false);
 		}
 
-		public void Kill(Actor attacker)
+		public void Kill(Actor attacker, BitSet<DamageType> damageTypes = default(BitSet<DamageType>))
 		{
 			if (Disposed || health == null)
 				return;
 
-			health.Kill(this, attacker);
+			health.Kill(this, attacker, damageTypes);
 		}
 
 		public bool CanBeViewedByPlayer(Player player)
@@ -339,21 +350,23 @@ namespace OpenRA
 			return defaultVisibility.IsVisible(this, player);
 		}
 
-		public IEnumerable<string> GetAllTargetTypes()
+		public BitSet<TargetableType> GetAllTargetTypes()
 		{
 			// PERF: Avoid LINQ.
+			var targetTypes = new BitSet<TargetableType>();
 			foreach (var targetable in Targetables)
-				foreach (var targetType in targetable.TargetTypes)
-					yield return targetType;
+				targetTypes = targetTypes.Union(targetable.TargetTypes);
+			return targetTypes;
 		}
 
-		public IEnumerable<string> GetEnabledTargetTypes()
+		public BitSet<TargetableType> GetEnabledTargetTypes()
 		{
 			// PERF: Avoid LINQ.
+			var targetTypes = new BitSet<TargetableType>();
 			foreach (var targetable in Targetables)
 				if (targetable.IsTraitEnabled())
-					foreach (var targetType in targetable.TargetTypes)
-						yield return targetType;
+					targetTypes = targetTypes.Union(targetable.TargetTypes);
+			return targetTypes;
 		}
 
 		public bool IsTargetableBy(Actor byActor)
@@ -366,6 +379,18 @@ namespace OpenRA
 			return false;
 		}
 
+		public IEnumerable<WPos> GetTargetablePositions()
+		{
+			if (staticTargetablePositions != null)
+				return staticTargetablePositions;
+
+			var enabledTargetablePositionTraits = targetablePositions.Where(Exts.IsTraitEnabled);
+			if (enabledTargetablePositionTraits.Any())
+				return enabledTargetablePositionTraits.SelectMany(tp => tp.TargetablePositions(this));
+
+			return new[] { this.CenterPosition };
+		}
+
 		#region Scripting interface
 
 		Lazy<ScriptActorInterface> luaInterface;

OpenRA.Game/CPos.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/CVec.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/CacheStorage.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/CryptoUtil.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -9,6 +9,7 @@
  */
 #endregion
 
+using System;
 using System.IO;
 using System.Linq;
 using System.Security.Cryptography;
@@ -18,6 +19,228 @@ namespace OpenRA
 {
 	public static class CryptoUtil
 	{
+		// Fixed byte pattern for the OID header
+		static readonly byte[] OIDHeader = { 0x30, 0xD, 0x6, 0x9, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0xD, 0x1, 0x1, 0x1, 0x5, 0x0 };
+
+		public static string PublicKeyFingerprint(RSAParameters parameters)
+		{
+			// Public key fingerprint is defined as the SHA1 of the modulus + exponent bytes
+			return SHA1Hash(parameters.Modulus.Append(parameters.Exponent).ToArray());
+		}
+
+		public static string EncodePEMPublicKey(RSAParameters parameters)
+		{
+			var data = Convert.ToBase64String(EncodePublicKey(parameters));
+			var output = new StringBuilder();
+			output.AppendLine("-----BEGIN PUBLIC KEY-----");
+			for (var i = 0; i < data.Length; i += 64)
+				output.AppendLine(data.Substring(i, Math.Min(64, data.Length - i)));
+			output.Append("-----END PUBLIC KEY-----");
+
+			return output.ToString();
+		}
+
+		public static RSAParameters DecodePEMPublicKey(string key)
+		{
+			try
+			{
+				// Reconstruct original key data
+				var lines = key.Split('\n');
+				var data = Convert.FromBase64String(lines.Skip(1).Take(lines.Length - 2).JoinWith(""));
+
+				// Pull the modulus and exponent bytes out of the ASN.1 tree
+				// Expect this to blow up if the key is not correctly formatted
+				using (var s = new MemoryStream(data))
+				{
+					// SEQUENCE
+					s.ReadByte();
+					ReadTLVLength(s);
+
+					// SEQUENCE -> fixed header junk
+					s.ReadByte();
+					var headerLength = ReadTLVLength(s);
+					s.Position += headerLength;
+
+					// SEQUENCE -> BIT_STRING
+					s.ReadByte();
+					ReadTLVLength(s);
+					s.ReadByte();
+
+					// SEQUENCE -> BIT_STRING -> SEQUENCE
+					s.ReadByte();
+					ReadTLVLength(s);
+
+					// SEQUENCE -> BIT_STRING -> SEQUENCE -> INTEGER (modulus)
+					s.ReadByte();
+					var modulusLength = ReadTLVLength(s);
+					s.ReadByte();
+					var modulus = s.ReadBytes(modulusLength - 1);
+
+					// SEQUENCE -> BIT_STRING -> SEQUENCE -> INTEGER (exponent)
+					s.ReadByte();
+					var exponentLength = ReadTLVLength(s);
+					s.ReadByte();
+					var exponent = s.ReadBytes(exponentLength - 1);
+
+					return new RSAParameters
+					{
+						Modulus = modulus,
+						Exponent = exponent
+					};
+				}
+			}
+			catch (Exception e)
+			{
+				throw new InvalidDataException("Invalid PEM public key", e);
+			}
+		}
+
+		static byte[] EncodePublicKey(RSAParameters parameters)
+		{
+			using (var stream = new MemoryStream())
+			{
+				var writer = new BinaryWriter(stream);
+
+				var modExpLength = TripletFullLength(parameters.Modulus.Length + 1) + TripletFullLength(parameters.Exponent.Length + 1);
+				var bitStringLength = TripletFullLength(modExpLength + 1);
+				var sequenceLength = TripletFullLength(bitStringLength + OIDHeader.Length);
+
+				// SEQUENCE
+				writer.Write((byte)0x30);
+				WriteTLVLength(writer, sequenceLength);
+
+				// SEQUENCE -> fixed header junk
+				writer.Write(OIDHeader);
+
+				// SEQUENCE -> BIT_STRING
+				writer.Write((byte)0x03);
+				WriteTLVLength(writer, bitStringLength);
+				writer.Write((byte)0x00);
+
+				// SEQUENCE -> BIT_STRING -> SEQUENCE
+				writer.Write((byte)0x30);
+				WriteTLVLength(writer, modExpLength);
+
+				// SEQUENCE -> BIT_STRING -> SEQUENCE -> INTEGER
+				// Modulus is padded with a zero to avoid issues with the sign bit
+			    writer.Write((byte)0x02);
+				WriteTLVLength(writer, parameters.Modulus.Length + 1);
+				writer.Write((byte)0);
+				writer.Write(parameters.Modulus);
+
+				// SEQUENCE -> BIT_STRING -> SEQUENCE -> INTEGER
+				// Exponent is padded with a zero to avoid issues with the sign bit
+			    writer.Write((byte)0x02);
+				WriteTLVLength(writer, parameters.Exponent.Length + 1);
+				writer.Write((byte)0);
+				writer.Write(parameters.Exponent);
+
+				return stream.ToArray();
+			}
+		}
+
+		static void WriteTLVLength(BinaryWriter writer, int length)
+		{
+			if (length < 0x80)
+			{
+				// Length < 128 is stored in a single byte
+				writer.Write((byte)length);
+			}
+			else
+			{
+				// If 128 <= length < 256**128 first byte encodes number of bytes required to hold the length
+				// High-bit is set as a flag to use this long-form encoding
+				var lengthBytes = BitConverter.GetBytes(length).Reverse().SkipWhile(b => b == 0).ToArray();
+				writer.Write((byte)(0x80 | lengthBytes.Length));
+				writer.Write(lengthBytes);
+			}
+		}
+
+		static int ReadTLVLength(Stream s)
+		{
+			var length = s.ReadByte();
+			if (length < 0x80)
+				return length;
+
+			var data = new byte[4];
+			s.ReadBytes(data, 0, Math.Min(length & 0x7F, 4));
+			return BitConverter.ToInt32(data.ToArray(), 0);
+		}
+
+		static int TripletFullLength(int dataLength)
+		{
+			if (dataLength < 0x80)
+				return 2 + dataLength;
+
+			return 2 + dataLength + BitConverter.GetBytes(dataLength).Reverse().SkipWhile(b => b == 0).Count();
+		}
+
+		public static string DecryptString(RSAParameters parameters, string data)
+		{
+			try
+			{
+				using (var rsa = new RSACryptoServiceProvider())
+	    		{
+					rsa.ImportParameters(parameters);
+					return Encoding.UTF8.GetString(rsa.Decrypt(Convert.FromBase64String(data), false));
+				}
+			}
+			catch (Exception e)
+			{
+				Log.Write("debug", "Failed to decrypt string with exception: {0}", e);
+				Console.WriteLine("String decryption failed: {0}", e);
+				return null;
+			}
+		}
+
+		public static string Sign(RSAParameters parameters, string data)
+		{
+			return Sign(parameters, Encoding.UTF8.GetBytes(data));
+		}
+
+		public static string Sign(RSAParameters parameters, byte[] data)
+		{
+			try
+			{
+				using (var rsa = new RSACryptoServiceProvider())
+	    		{
+					rsa.ImportParameters(parameters);
+					using (var csp = SHA1.Create())
+						return Convert.ToBase64String(rsa.SignHash(csp.ComputeHash(data), CryptoConfig.MapNameToOID("SHA1")));
+				}
+			}
+			catch (Exception e)
+			{
+				Log.Write("debug", "Failed to sign string with exception: {0}", e);
+				Console.WriteLine("String signing failed: {0}", e);
+				return null;
+			}
+		}
+
+		public static bool VerifySignature(RSAParameters parameters, string data, string signature)
+		{
+			return VerifySignature(parameters, Encoding.UTF8.GetBytes(data), signature);
+		}
+
+		public static bool VerifySignature(RSAParameters parameters, byte[] data, string signature)
+		{
+			try
+			{
+				using (var rsa = new RSACryptoServiceProvider())
+	    		{
+					rsa.ImportParameters(parameters);
+					using (var csp = SHA1.Create())
+						return rsa.VerifyHash(csp.ComputeHash(data), CryptoConfig.MapNameToOID("SHA1"), Convert.FromBase64String(signature));
+				}
+			}
+			catch (Exception e)
+			{
+				Log.Write("debug", "Failed to verify signature with exception: {0}", e);
+				Console.WriteLine("Signature validation failed: {0}", e);
+				return false;
+			}
+		}
+
 		public static string SHA1Hash(Stream data)
 		{
 			using (var csp = SHA1.Create())

OpenRA.Game/Download.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Effects/AsyncAction.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Effects/DelayedAction.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Effects/DelayedImpact.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Effects/IEffect.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/ExternalMods.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -128,7 +128,7 @@ namespace OpenRA
 				try
 				{
 					Directory.CreateDirectory(metadataPath);
-					File.WriteAllLines(Path.Combine(metadataPath, key + ".yaml"), yaml.ToLines(false).ToArray());
+					File.WriteAllLines(Path.Combine(metadataPath, key + ".yaml"), yaml.ToLines().ToArray());
 				}
 				catch (Exception e)
 				{

OpenRA.Game/Exts.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -375,6 +375,10 @@ namespace OpenRA
 				var key = keySelector(item);
 				var element = elementSelector(item);
 
+				// Discard elements with null keys
+				if (!typeof(TKey).IsValueType && key == null)
+					continue;
+
 				// Check for a key conflict:
 				if (d.ContainsKey(key))
 				{

OpenRA.Game/FieldLoader.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -475,6 +475,23 @@ namespace OpenRA
 			}
 			else if (fieldType == typeof(bool))
 				return ParseYesNo(value, fieldType, fieldName);
+			else if (fieldType == typeof(int2[]))
+			{
+				if (value != null)
+				{
+					var parts = value.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
+					if (parts.Length % 2 != 0)
+						return InvalidValueAction(value, fieldType, fieldName);
+
+					var ints = new int2[parts.Length / 2];
+					for (var i = 0; i < ints.Length; i++)
+						ints[i] = new int2(Exts.ParseIntegerInvariant(parts[2 * i]), Exts.ParseIntegerInvariant(parts[2 * i + 1]));
+
+					return ints;
+				}
+
+				return InvalidValueAction(value, fieldType, fieldName);
+			}
 			else if (fieldType.IsArray && fieldType.GetArrayRank() == 1)
 			{
 				if (value == null)
@@ -531,6 +548,9 @@ namespace OpenRA
 				if (value != null)
 				{
 					var parts = value.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
+					if (parts.Length != 2)
+						return InvalidValueAction(value, fieldType, fieldName);
+
 					return new int2(Exts.ParseIntegerInvariant(parts[0]), Exts.ParseIntegerInvariant(parts[1]));
 				}
 
@@ -587,14 +607,13 @@ namespace OpenRA
 
 				return InvalidValueAction(value, fieldType, fieldName);
 			}
-			else if (fieldType.IsGenericType && fieldType.GetGenericTypeDefinition() == typeof(Bits<>))
+			else if (fieldType.IsGenericType && fieldType.GetGenericTypeDefinition() == typeof(BitSet<>))
 			{
 				if (value != null)
 				{
 					var parts = value.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
-					var argTypes = new Type[] { typeof(string[]) };
-					var argValues = new object[] { parts };
-					return fieldType.GetConstructor(argTypes).Invoke(argValues);
+					var ctor = fieldType.GetConstructor(new[] { typeof(string[]) });
+					return ctor.Invoke(new object[] { parts.Select(p => p.Trim()).ToArray() });
 				}
 
 				return InvalidValueAction(value, fieldType, fieldName);

OpenRA.Game/FieldSaver.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -18,6 +18,7 @@ using System.Globalization;
 using System.Linq;
 using System.Reflection;
 using OpenRA.Graphics;
+using OpenRA.Primitives;
 
 namespace OpenRA
 {
@@ -98,6 +99,11 @@ namespace OpenRA
 				return "{0},{1},{2},{3}".F(r.X, r.Y, r.Width, r.Height);
 			}
 
+			if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(BitSet<>))
+			{
+				return ((IEnumerable<string>)v).Select(FormatValue).JoinWith(", ");
+			}
+
 			if (t.IsArray && t.GetArrayRank() == 1)
 			{
 				return ((Array)v).Cast<object>().Select(FormatValue).JoinWith(", ");

OpenRA.Game/FileFormats/PngLoader.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/FileFormats/ReplayMetadata.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/FileSystem/FileSystem.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -23,6 +23,7 @@ namespace OpenRA.FileSystem
 		bool TryGetPackageContaining(string path, out IReadOnlyPackage package, out string filename);
 		bool TryOpen(string filename, out Stream s);
 		bool Exists(string filename);
+		bool IsExternalModFile(string filename);
 	}
 
 	public class FileSystem : IReadOnlyFileSystem
@@ -30,6 +31,7 @@ namespace OpenRA.FileSystem
 		public IEnumerable<IReadOnlyPackage> MountedPackages { get { return mountedPackages.Keys; } }
 		readonly Dictionary<IReadOnlyPackage, int> mountedPackages = new Dictionary<IReadOnlyPackage, int>();
 		readonly Dictionary<string, IReadOnlyPackage> explicitMounts = new Dictionary<string, IReadOnlyPackage>();
+		readonly string modID;
 
 		// Mod packages that should not be disposed
 		readonly List<IReadOnlyPackage> modPackages = new List<IReadOnlyPackage>();
@@ -38,8 +40,9 @@ namespace OpenRA.FileSystem
 
 		Cache<string, List<IReadOnlyPackage>> fileIndex = new Cache<string, List<IReadOnlyPackage>>(_ => new List<IReadOnlyPackage>());
 
-		public FileSystem(IReadOnlyDictionary<string, Manifest> installedMods, IPackageLoader[] packageLoaders)
+		public FileSystem(string modID, IReadOnlyDictionary<string, Manifest> installedMods, IPackageLoader[] packageLoaders)
 		{
+			this.modID = modID;
 			this.installedMods = installedMods;
 			this.packageLoaders = packageLoaders
 				.Append(new ZipFileLoader())
@@ -281,6 +284,25 @@ namespace OpenRA.FileSystem
 			return fileIndex.ContainsKey(filename);
 		}
 
+		/// <summary>
+		/// Returns true if the given filename references an external mod via an explicit mount
+		/// </summary>
+		public bool IsExternalModFile(string filename)
+		{
+			var explicitSplit = filename.IndexOf('|');
+			if (explicitSplit < 0)
+				return false;
+
+			IReadOnlyPackage explicitPackage;
+			if (!explicitMounts.TryGetValue(filename.Substring(0, explicitSplit), out explicitPackage))
+				return false;
+
+			if (installedMods[modID].Package == explicitPackage)
+				return false;
+
+			return modPackages.Contains(explicitPackage);
+		}
+
 		/// <summary>
 		/// Resolves a filesystem for an assembly, accounting for explicit and mod mounts.
 		/// Assemblies must exist in the native OS file system (not inside an OpenRA-defined package).
@@ -315,5 +337,10 @@ namespace OpenRA.FileSystem
 			var resolvedPath = Platform.ResolvePath(path);
 			return File.Exists(resolvedPath) ? resolvedPath : null;
 		}
+
+		public string GetPrefix(IReadOnlyPackage package)
+		{
+			return explicitMounts.ContainsValue(package) ? explicitMounts.First(f => f.Value == package).Key : null;
+		}
 	}
 }

OpenRA.Game/FileSystem/Folder.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/FileSystem/IPackage.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/FileSystem/ZipFile.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Game.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -55,10 +55,13 @@ namespace OpenRA
 		public static bool BenchmarkMode = false;
 
 		public static string EngineVersion { get; private set; }
+		public static LocalPlayerProfile LocalPlayerProfile;
 
 		static Task discoverNat;
 		static bool takeScreenshot = false;
 
+		public static event Action OnShellmapLoaded = () => { };
+
 		public static OrderManager JoinServer(string host, int port, string password, bool recordReplay = true)
 		{
 			var connection = new NetworkConnection(host, port);
@@ -243,7 +246,7 @@ namespace OpenRA
 
 		public static void InitializeSettings(Arguments args)
 		{
-			Settings = new Settings(Platform.ResolvePath(Path.Combine("^", "settings.yaml")), args);
+			Settings = new Settings(Platform.ResolvePath(Path.Combine(Platform.SupportDirPrefix, "settings.yaml")), args);
 		}
 
 		public static RunStatus InitializeAndRun(string[] args)
@@ -405,6 +408,8 @@ namespace OpenRA
 
 			ModData = new ModData(Mods[mod], Mods, true);
 
+			LocalPlayerProfile = new LocalPlayerProfile(Platform.ResolvePath(Path.Combine("^", Settings.Game.AuthProfile)), ModData.Manifest.Get<PlayerDatabase>());
+
 			if (!ModData.LoadScreen.BeforeLoad())
 				return;
 
@@ -471,7 +476,10 @@ namespace OpenRA
 			var shellmap = ChooseShellmap();
 
 			using (new PerfTimer("StartGame"))
+			{
 				StartGame(shellmap, WorldType.Shellmap);
+				OnShellmapLoaded();
+			}
 		}
 
 		static string ChooseShellmap()
@@ -523,12 +531,12 @@ namespace OpenRA
 
 			Bitmap bitmap;
 			using (new PerfTimer("Renderer.TakeScreenshot"))
-				bitmap = Renderer.Device.TakeScreenshot();
+				bitmap = Renderer.Context.TakeScreenshot();
 
 			ThreadPool.QueueUserWorkItem(_ =>
 			{
 				var mod = ModData.Manifest.Metadata;
-				var directory = Platform.ResolvePath("^", "Screenshots", ModData.Manifest.Id, mod.Version);
+				var directory = Platform.ResolvePath(Platform.SupportDirPrefix, "Screenshots", ModData.Manifest.Id, mod.Version);
 				Directory.CreateDirectory(directory);
 
 				var filename = TimestampedFilename(true);
@@ -877,5 +885,10 @@ namespace OpenRA
 		{
 			return OrderManager != null && OrderManager.World == world && !world.Disposing;
 		}
+
+		public static bool SetClipboardText(string text)
+		{
+			return Renderer.Window.SetClipboardText(text);
+		}
 	}
 }

OpenRA.Game/GameInformation.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/GameRules/ActorInfo.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -22,6 +22,8 @@ namespace OpenRA
 	/// </summary>
 	public class ActorInfo
 	{
+		public const string AbstractActorPrefix = "^";
+
 		/// <summary>
 		/// The actor name can be anything, but the sprites used in the Render*: traits default to this one.
 		/// If you add an ^ in front of the name, the engine will recognize this as a collection of traits
@@ -38,7 +40,6 @@ namespace OpenRA
 			{
 				Name = name;
 
-				var abstractActorType = name.StartsWith("^");
 				foreach (var t in node.Nodes)
 				{
 					try
@@ -47,10 +48,11 @@ namespace OpenRA
 					}
 					catch (FieldLoader.MissingFieldsException e)
 					{
-						if (!abstractActorType)
-							throw new YamlException(e.Message);
+						throw new YamlException(e.Message);
 					}
 				}
+
+				traits.TrimExcess();
 			}
 			catch (YamlException e)
 			{
@@ -63,6 +65,7 @@ namespace OpenRA
 			Name = name;
 			foreach (var t in traitInfos)
 				traits.Add(t);
+			traits.TrimExcess();
 		}
 
 		static ITraitInfo LoadTraitInfo(ObjectCreator creator, string traitName, MiniYaml my)
@@ -162,5 +165,14 @@ namespace OpenRA
 		public T TraitInfo<T>() where T : ITraitInfoInterface { return traits.Get<T>(); }
 		public T TraitInfoOrDefault<T>() where T : ITraitInfoInterface { return traits.GetOrDefault<T>(); }
 		public IEnumerable<T> TraitInfos<T>() where T : ITraitInfoInterface { return traits.WithInterface<T>(); }
+
+		public BitSet<TargetableType> GetAllTargetTypes()
+		{
+			// PERF: Avoid LINQ.
+			var targetTypes = new BitSet<TargetableType>();
+			foreach (var targetable in TraitInfos<ITargetableInfo>())
+				targetTypes = targetTypes.Union(targetable.GetTargetTypes());
+			return targetTypes;
+		}
 	}
 }

OpenRA.Game/GameRules/MusicInfo.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/GameRules/Ruleset.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -67,6 +67,19 @@ namespace OpenRA
 
 			foreach (var weapon in Weapons)
 			{
+				var projectileLoaded = weapon.Value.Projectile as IRulesetLoaded<WeaponInfo>;
+				if (projectileLoaded != null)
+				{
+					try
+					{
+						projectileLoaded.RulesetLoaded(this, weapon.Value);
+					}
+					catch (YamlException e)
+					{
+						throw new YamlException("Projectile type {0}: {1}".F(weapon.Key, e.Message));
+					}
+				}
+
 				foreach (var warhead in weapon.Value.Warheads)
 				{
 					var cacher = warhead as IRulesetLoaded<WeaponInfo>;
@@ -87,16 +100,24 @@ namespace OpenRA
 
 		public IEnumerable<KeyValuePair<string, MusicInfo>> InstalledMusic { get { return Music.Where(m => m.Value.Exists); } }
 
-		static IReadOnlyDictionary<string, T> MergeOrDefault<T>(string name, IReadOnlyFileSystem fileSystem, IEnumerable<string> files, MiniYaml additional,
-			IReadOnlyDictionary<string, T> defaults, Func<MiniYamlNode, T> makeObject)
+		static IReadOnlyDictionary<string, T> MergeOrDefault<T>(string name,
+			IReadOnlyFileSystem fileSystem,
+			IEnumerable<string> files,
+			MiniYaml additional,
+			IReadOnlyDictionary<string, T> defaults,
+			Func<MiniYamlNode, T> makeObject,
+			Func<MiniYamlNode, bool> filterNode = null)
 		{
 			if (additional == null && defaults != null)
 				return defaults;
 
-			var result = MiniYaml.Load(fileSystem, files, additional)
-				.ToDictionaryWithConflictLog(k => k.Key.ToLowerInvariant(), makeObject, "LoadFromManifest<" + name + ">");
+			IEnumerable<MiniYamlNode> yamlNodes = MiniYaml.Load(fileSystem, files, additional);
 
-			return new ReadOnlyDictionary<string, T>(result);
+			// Optionally, the caller can filter out elements from the loaded set of nodes. Default behavior is unfiltered.
+			if (filterNode != null)
+				yamlNodes = yamlNodes.Where(k => !filterNode(k));
+
+			return new ReadOnlyDictionary<string, T>(yamlNodes.ToDictionaryWithConflictLog(k => k.Key.ToLowerInvariant(), makeObject, "LoadFromManifest<" + name + ">"));
 		}
 
 		public static Ruleset LoadDefaults(ModData modData)
@@ -108,7 +129,8 @@ namespace OpenRA
 			Action f = () =>
 			{
 				var actors = MergeOrDefault("Manifest,Rules", fs, m.Rules, null, null,
-					k => new ActorInfo(modData.ObjectCreator, k.Key.ToLowerInvariant(), k.Value));
+					k => new ActorInfo(modData.ObjectCreator, k.Key.ToLowerInvariant(), k.Value),
+					filterNode: n => n.Key.StartsWith(ActorInfo.AbstractActorPrefix, StringComparison.Ordinal));
 
 				var weapons = MergeOrDefault("Manifest,Weapons", fs, m.Weapons, null, null,
 					k => new WeaponInfo(k.Key.ToLowerInvariant(), k.Value));
@@ -166,7 +188,8 @@ namespace OpenRA
 			Action f = () =>
 			{
 				var actors = MergeOrDefault("Rules", fileSystem, m.Rules, mapRules, dr.Actors,
-					k => new ActorInfo(modData.ObjectCreator, k.Key.ToLowerInvariant(), k.Value));
+					k => new ActorInfo(modData.ObjectCreator, k.Key.ToLowerInvariant(), k.Value),
+					filterNode: n => n.Key.StartsWith(ActorInfo.AbstractActorPrefix, StringComparison.Ordinal));
 
 				var weapons = MergeOrDefault("Weapons", fileSystem, m.Weapons, mapWeapons, dr.Weapons,
 					k => new WeaponInfo(k.Key.ToLowerInvariant(), k.Value));
@@ -227,10 +250,13 @@ namespace OpenRA
 					{
 						var traitName = traitNode.Key.Split('@')[0];
 						var traitType = modData.ObjectCreator.FindType(traitName + "Info");
-						if (traitType.GetInterface("ILobbyCustomRulesIgnore") == null)
+						if (traitType != null && traitType.GetInterface("ILobbyCustomRulesIgnore") == null)
 							return true;
 					}
-					catch { }
+					catch (Exception ex)
+					{
+						Log.Write("debug", "Error in AnyFlaggedTraits\r\n" + ex.ToString());
+					}
 				}
 			}
 
@@ -241,7 +267,7 @@ namespace OpenRA
 			MiniYaml mapRules, MiniYaml mapWeapons, MiniYaml mapVoices, MiniYaml mapNotifications, MiniYaml mapSequences)
 		{
 			// Maps that define any weapon, voice, notification, or sequence overrides are always flagged
-			if (AnyCustomYaml(mapWeapons) || AnyCustomYaml(mapVoices) || AnyCustomYaml(mapNotifications) ||	AnyCustomYaml(mapSequences))
+			if (AnyCustomYaml(mapWeapons) || AnyCustomYaml(mapVoices) || AnyCustomYaml(mapNotifications) || AnyCustomYaml(mapSequences))
 				return true;
 
 			// Any trait overrides that aren't explicitly whitelisted are flagged

OpenRA.Game/GameRules/SoundInfo.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/GameRules/WeaponInfo.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -13,6 +13,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using OpenRA.Effects;
+using OpenRA.Primitives;
 using OpenRA.Traits;
 
 namespace OpenRA.GameRules
@@ -64,10 +65,10 @@ namespace OpenRA.GameRules
 		public readonly int Burst = 1;
 
 		[Desc("What types of targets are affected.")]
-		public readonly HashSet<string> ValidTargets = new HashSet<string> { "Ground", "Water" };
+		public readonly BitSet<TargetableType> ValidTargets = new BitSet<TargetableType>("Ground", "Water");
 
 		[Desc("What types of targets are unaffected.", "Overrules ValidTargets.")]
-		public readonly HashSet<string> InvalidTargets = new HashSet<string>();
+		public readonly BitSet<TargetableType> InvalidTargets;
 
 		[Desc("Delay in ticks between firing shots from the same ammo magazine. If one entry, it will be used for all bursts.",
 			"If multiple entries, their number needs to match Burst - 1.")]
@@ -116,7 +117,7 @@ namespace OpenRA.GameRules
 			return retList;
 		}
 
-		public bool IsValidTarget(IEnumerable<string> targetTypes)
+		public bool IsValidTarget(BitSet<TargetableType> targetTypes)
 		{
 			return ValidTargets.Overlaps(targetTypes) && !InvalidTargets.Overlaps(targetTypes);
 		}

OpenRA.Game/GameSpeed.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/Animation.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -53,7 +53,7 @@ namespace OpenRA.Graphics
 		public int CurrentFrame { get { return backwards ? CurrentSequence.Start + CurrentSequence.Length - frame - 1 : frame; } }
 		public Sprite Image { get { return CurrentSequence.GetSprite(CurrentFrame, facingFunc()); } }
 
-		public IEnumerable<IRenderable> Render(WPos pos, WVec offset, int zOffset, PaletteReference palette, float scale)
+		public IRenderable[] Render(WPos pos, WVec offset, int zOffset, PaletteReference palette, float scale)
 		{
 			var imageRenderable = new SpriteRenderable(Image, pos, offset, CurrentSequence.ZOffset + zOffset, palette, scale, IsDecoration);
 
@@ -78,7 +78,7 @@ namespace OpenRA.Graphics
 				xy.Y + (int)(cb.Bottom * scale));
 		}
 
-		public IEnumerable<IRenderable> Render(WPos pos, PaletteReference palette)
+		public IRenderable[] Render(WPos pos, PaletteReference palette)
 		{
 			return Render(pos, WVec.Zero, 0, palette, 1f);
 		}

OpenRA.Game/Graphics/AnimationWithOffset.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -36,7 +36,7 @@ namespace OpenRA.Graphics
 			ZOffset = zOffset;
 		}
 
-		public IEnumerable<IRenderable> Render(Actor self, WorldRenderer wr, PaletteReference pal, float scale)
+		public IRenderable[] Render(Actor self, WorldRenderer wr, PaletteReference pal, float scale)
 		{
 			var center = self.CenterPosition;
 			var offset = OffsetFunc != null ? OffsetFunc() : WVec.Zero;

OpenRA.Game/Graphics/ChromeProvider.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/CursorProvider.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/CursorSequence.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/HSLColor.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/HardwareCursor.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -80,7 +80,7 @@ namespace OpenRA.Graphics
 				}
 			}
 
-			return Game.Renderer.Device.CreateHardwareCursor(name, new Size(dataWidth, dataHeight), data, hotspot);
+			return Game.Renderer.Window.CreateHardwareCursor(name, new Size(dataWidth, dataHeight), data, hotspot);
 		}
 
 		public void SetCursor(string cursorName)
@@ -113,13 +113,13 @@ namespace OpenRA.Graphics
 		void Update()
 		{
 			if (cursor == null)
-				Game.Renderer.Device.SetHardwareCursor(null);
+				Game.Renderer.Window.SetHardwareCursor(null);
 			else
 			{
 				if (frame >= cursor.Length)
 					frame = frame % cursor.Length;
 
-				Game.Renderer.Device.SetHardwareCursor(hardwareCursors[cursor.Name][frame]);
+				Game.Renderer.Window.SetHardwareCursor(hardwareCursors[cursor.Name][frame]);
 			}
 		}
 

OpenRA.Game/Graphics/HardwarePalette.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -27,7 +27,7 @@ namespace OpenRA.Graphics
 
 		public HardwarePalette()
 		{
-			Texture = Game.Renderer.Device.CreateTexture();
+			Texture = Game.Renderer.Context.CreateTexture();
 			readOnlyModifiablePalettes = modifiablePalettes.AsReadOnly();
 		}
 

OpenRA.Game/Graphics/MappedImage.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -29,7 +29,7 @@ namespace OpenRA.Graphics
 
 		public Sprite GetImage(Sheet s)
 		{
-			return new Sprite(s, rect, TextureChannel.Alpha);
+			return new Sprite(s, rect, TextureChannel.RGBA);
 		}
 
 		public MiniYaml Save(string defaultSrc)

OpenRA.Game/Graphics/Model.cs

@@ -1,6 +1,6 @@
-#region Copyright & License Information
+#region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/ModelAnimation.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/ModelRenderer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -278,7 +278,8 @@ namespace OpenRA.Graphics
 			shader.SetVec("AmbientLight", ambientLight, 3);
 			shader.SetVec("DiffuseLight", diffuseLight, 3);
 
-			shader.Render(() => renderer.DrawBatch(cache.VertexBuffer, renderData.Start, renderData.Count, PrimitiveType.TriangleList));
+			shader.PrepareRender();
+			renderer.DrawBatch(cache.VertexBuffer, renderData.Start, renderData.Count, PrimitiveType.TriangleList);
 		}
 
 		public void BeginFrame()
@@ -299,14 +300,14 @@ namespace OpenRA.Graphics
 			Game.Renderer.Flush();
 			fbo.Bind();
 
-			Game.Renderer.Device.EnableDepthBuffer();
+			Game.Renderer.Context.EnableDepthBuffer();
 			return fbo;
 		}
 
 		void DisableFrameBuffer(IFrameBuffer fbo)
 		{
 			Game.Renderer.Flush();
-			Game.Renderer.Device.DisableDepthBuffer();
+			Game.Renderer.Context.DisableDepthBuffer();
 			fbo.Unbind();
 		}
 
@@ -355,7 +356,7 @@ namespace OpenRA.Graphics
 			}
 
 			var size = new Size(renderer.SheetSize, renderer.SheetSize);
-			var framebuffer = renderer.Device.CreateFrameBuffer(size);
+			var framebuffer = renderer.Context.CreateFrameBuffer(size);
 			var sheet = new Sheet(SheetType.BGRA, framebuffer.Texture);
 			mappedBuffers.Add(sheet, framebuffer);
 

OpenRA.Game/Graphics/Palette.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/PaletteReference.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/PlatformInterfaces.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -17,7 +17,7 @@ namespace OpenRA
 {
 	public interface IPlatform
 	{
-		IGraphicsDevice CreateGraphics(Size size, WindowMode windowMode);
+		IPlatformWindow CreateWindow(Size size, WindowMode windowMode, int batchSize);
 		ISoundEngine CreateSound(string device);
 	}
 
@@ -34,41 +34,42 @@ namespace OpenRA
 		DoubleMultiplicative
 	}
 
-	public interface IGraphicsDevice : IDisposable
+	public interface IPlatformWindow : IDisposable
 	{
-		IVertexBuffer<Vertex> CreateVertexBuffer(int length);
-		ITexture CreateTexture(Bitmap bitmap);
-		ITexture CreateTexture();
-		IFrameBuffer CreateFrameBuffer(Size s);
-		IShader CreateShader(string name);
+		IGraphicsContext Context { get; }
 
 		Size WindowSize { get; }
 		float WindowScale { get; }
 		event Action<float, float> OnWindowScaleChanged;
 
-		void Clear();
-		void Present();
-		Bitmap TakeScreenshot();
 		void PumpInput(IInputHandler inputHandler);
 		string GetClipboardText();
 		bool SetClipboardText(string text);
-		void DrawPrimitives(PrimitiveType type, int firstVertex, int numVertices);
-
-		void EnableScissor(int left, int top, int width, int height);
-		void DisableScissor();
-
-		void EnableDepthBuffer();
-		void DisableDepthBuffer();
-		void ClearDepthBuffer();
-
-		void SetBlendMode(BlendMode mode);
 
 		void GrabWindowMouseFocus();
 		void ReleaseWindowMouseFocus();
 
 		IHardwareCursor CreateHardwareCursor(string name, Size size, byte[] data, int2 hotspot);
 		void SetHardwareCursor(IHardwareCursor cursor);
+	}
 
+	public interface IGraphicsContext : IDisposable
+	{
+		IVertexBuffer<Vertex> CreateVertexBuffer(int size);
+		ITexture CreateTexture();
+		ITexture CreateTexture(Bitmap bitmap);
+		IFrameBuffer CreateFrameBuffer(Size s);
+		IShader CreateShader(string name);
+		void EnableScissor(int left, int top, int width, int height);
+		void DisableScissor();
+		Bitmap TakeScreenshot();
+		void Present();
+		void DrawPrimitives(PrimitiveType pt, int firstVertex, int numVertices);
+		void Clear();
+		void EnableDepthBuffer();
+		void DisableDepthBuffer();
+		void ClearDepthBuffer();
+		void SetBlendMode(BlendMode mode);
 		string GLVersion { get; }
 	}
 
@@ -89,7 +90,7 @@ namespace OpenRA
 		void SetVec(string name, float[] vec, int length);
 		void SetTexture(string param, ITexture texture);
 		void SetMatrix(string param, float[] mtx);
-		void Render(Action a);
+		void PrepareRender();
 	}
 
 	public enum TextureScaleFilter { Nearest, Linear }

OpenRA.Game/Graphics/PlayerColorRemap.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/Renderable.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/RgbaColorRenderer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -16,44 +16,20 @@ using System.Linq;
 
 namespace OpenRA.Graphics
 {
-	public class RgbaColorRenderer : Renderer.IBatchRenderer
+	public class RgbaColorRenderer
 	{
-		static readonly float2 Offset = new float2(0.5f, 0.5f);
+		static readonly float3 Offset = new float3(0.5f, 0.5f, 0f);
 
-		readonly Renderer renderer;
-		readonly IShader shader;
-		readonly Action renderAction;
+		readonly SpriteRenderer parent;
+		readonly Vertex[] vertices = new Vertex[6];
 
-		readonly Vertex[] vertices;
-		int nv = 0;
-
-		public RgbaColorRenderer(Renderer renderer, IShader shader)
+		public RgbaColorRenderer(SpriteRenderer parent)
 		{
-			this.renderer = renderer;
-			this.shader = shader;
-			vertices = new Vertex[renderer.TempBufferSize];
-			renderAction = () => renderer.DrawBatch(vertices, nv, PrimitiveType.TriangleList);
-		}
-
-		public void Flush()
-		{
-			if (nv > 0)
-			{
-				renderer.Device.SetBlendMode(BlendMode.Alpha);
-				shader.Render(renderAction);
-				renderer.Device.SetBlendMode(BlendMode.None);
-
-				nv = 0;
-			}
+			this.parent = parent;
 		}
 
 		public void DrawLine(float3 start, float3 end, float width, Color startColor, Color endColor)
 		{
-			renderer.CurrentBatchRenderer = this;
-
-			if (nv + 6 > renderer.TempBufferSize)
-				Flush();
-
 			var delta = (end - start) / (end - start).XY.Length;
 			var corner = width / 2 * new float3(-delta.Y, delta.X, delta.Z);
 
@@ -69,21 +45,18 @@ namespace OpenRA.Graphics
 			var eb = endColor.B / 255.0f;
 			var ea = endColor.A / 255.0f;
 
-			vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
-			vertices[nv++] = new Vertex(start + corner + Offset, sr, sg, sb, sa, 0, 0);
-			vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
-			vertices[nv++] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
-			vertices[nv++] = new Vertex(end - corner + Offset, er, eg, eb, ea, 0, 0);
-			vertices[nv++] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
+			vertices[0] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
+			vertices[1] = new Vertex(start + corner + Offset, sr, sg, sb, sa, 0, 0);
+			vertices[2] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
+			vertices[3] = new Vertex(end + corner + Offset, er, eg, eb, ea, 0, 0);
+			vertices[4] = new Vertex(end - corner + Offset, er, eg, eb, ea, 0, 0);
+			vertices[5] = new Vertex(start - corner + Offset, sr, sg, sb, sa, 0, 0);
+
+			parent.DrawRGBAVertices(vertices);
 		}
 
 		public void DrawLine(float3 start, float3 end, float width, Color color)
 		{
-			renderer.CurrentBatchRenderer = this;
-
-			if (nv + 6 > renderer.TempBufferSize)
-				Flush();
-
 			var delta = (end - start) / (end - start).XY.Length;
 			var corner = width / 2 * new float2(-delta.Y, delta.X);
 
@@ -93,12 +66,13 @@ namespace OpenRA.Graphics
 			var b = color.B / 255.0f;
 			var a = color.A / 255.0f;
 
-			vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
-			vertices[nv++] = new Vertex(start + corner + Offset, r, g, b, a, 0, 0);
-			vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
-			vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
-			vertices[nv++] = new Vertex(end - corner + Offset, r, g, b, a, 0, 0);
-			vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
+			vertices[0] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
+			vertices[1] = new Vertex(start + corner + Offset, r, g, b, a, 0, 0);
+			vertices[2] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
+			vertices[3] = new Vertex(end + corner + Offset, r, g, b, a, 0, 0);
+			vertices[4] = new Vertex(end - corner + Offset, r, g, b, a, 0, 0);
+			vertices[5] = new Vertex(start - corner + Offset, r, g, b, a, 0, 0);
+			parent.DrawRGBAVertices(vertices);
 		}
 
 		/// <summary>
@@ -146,7 +120,6 @@ namespace OpenRA.Graphics
 				return;
 			}
 
-			renderer.CurrentBatchRenderer = this;
 			color = Util.PremultiplyAlpha(color);
 			var r = color.R / 255.0f;
 			var g = color.G / 255.0f;
@@ -184,15 +157,13 @@ namespace OpenRA.Graphics
 				var cd = closed || i < limit ? IntersectionOf(end - corner, dir, end - nextCorner, nextDir) : end - corner;
 
 				// Fill segment
-				if (nv + 6 > renderer.TempBufferSize)
-					Flush();
-
-				vertices[nv++] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
-				vertices[nv++] = new Vertex(cb + Offset, r, g, b, a, 0, 0);
-				vertices[nv++] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
-				vertices[nv++] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
-				vertices[nv++] = new Vertex(cd + Offset, r, g, b, a, 0, 0);
-				vertices[nv++] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
+				vertices[0] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
+				vertices[1] = new Vertex(cb + Offset, r, g, b, a, 0, 0);
+				vertices[2] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
+				vertices[3] = new Vertex(cc + Offset, r, g, b, a, 0, 0);
+				vertices[4] = new Vertex(cd + Offset, r, g, b, a, 0, 0);
+				vertices[5] = new Vertex(ca + Offset, r, g, b, a, 0, 0);
+				parent.DrawRGBAVertices(vertices);
 
 				// Advance line segment
 				end = next;
@@ -229,6 +200,20 @@ namespace OpenRA.Graphics
 			DrawPolygon(new[] { tl, tr, br, bl }, width, color);
 		}
 
+		public void FillTriangle(float3 a, float3 b, float3 c, Color color)
+		{
+			color = Util.PremultiplyAlpha(color);
+			var cr = color.R / 255.0f;
+			var cg = color.G / 255.0f;
+			var cb = color.B / 255.0f;
+			var ca = color.A / 255.0f;
+
+			vertices[0] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[1] = new Vertex(b + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[2] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
+			parent.DrawRGBAVertices(vertices);
+		}
+
 		public void FillRect(float3 tl, float3 br, Color color)
 		{
 			var tr = new float3(br.X, tl.Y, tl.Z);
@@ -238,23 +223,19 @@ namespace OpenRA.Graphics
 
 		public void FillRect(float3 a, float3 b, float3 c, float3 d, Color color)
 		{
-			renderer.CurrentBatchRenderer = this;
-
-			if (nv + 6 > renderer.TempBufferSize)
-				Flush();
-
 			color = Util.PremultiplyAlpha(color);
 			var cr = color.R / 255.0f;
 			var cg = color.G / 255.0f;
 			var cb = color.B / 255.0f;
 			var ca = color.A / 255.0f;
 
-			vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
-			vertices[nv++] = new Vertex(b + Offset, cr, cg, cb, ca, 0, 0);
-			vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
-			vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
-			vertices[nv++] = new Vertex(d + Offset, cr, cg, cb, ca, 0, 0);
-			vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[0] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[1] = new Vertex(b + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[2] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[3] = new Vertex(c + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[4] = new Vertex(d + Offset, cr, cg, cb, ca, 0, 0);
+			vertices[5] = new Vertex(a + Offset, cr, cg, cb, ca, 0, 0);
+			parent.DrawRGBAVertices(vertices);
 		}
 
 		public void FillEllipse(float3 tl, float3 br, Color color, int vertices = 32)
@@ -271,20 +252,5 @@ namespace OpenRA.Graphics
 				DrawLine(new float3(xc - dx, y, z), new float3(xc + dx, y, z), 1, color);
 			}
 		}
-
-		public void SetViewportParams(Size screen, float depthScale, float depthOffset, float zoom, int2 scroll)
-		{
-			shader.SetVec("Scroll", scroll.X, scroll.Y, scroll.Y);
-			shader.SetVec("r1",
-				zoom * 2f / screen.Width,
-				-zoom * 2f / screen.Height,
-				-depthScale * zoom / screen.Height);
-			shader.SetVec("r2", -1, 1, 1 - depthOffset);
-		}
-
-		public void SetDepthPreviewEnabled(bool enabled)
-		{
-			shader.SetBool("EnableDepthPreview", enabled);
-		}
 	}
 }

OpenRA.Game/Graphics/RgbaSpriteRenderer.cs

@@ -0,0 +1,52 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you 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. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+
+namespace OpenRA.Graphics
+{
+	public class RgbaSpriteRenderer
+	{
+		readonly SpriteRenderer parent;
+
+		public RgbaSpriteRenderer(SpriteRenderer parent)
+		{
+			this.parent = parent;
+		}
+
+		public void DrawSprite(Sprite s, float3 location, float3 size)
+		{
+			if (s.Channel != TextureChannel.RGBA)
+				throw new InvalidOperationException("DrawRGBASprite requires a RGBA sprite.");
+
+			parent.DrawSprite(s, location, 0, size);
+		}
+
+		public void DrawSprite(Sprite s, float3 location)
+		{
+			if (s.Channel != TextureChannel.RGBA)
+				throw new InvalidOperationException("DrawRGBASprite requires a RGBA sprite.");
+
+			parent.DrawSprite(s, location, 0, s.Size);
+		}
+
+		public void DrawSprite(Sprite s, float3 a, float3 b, float3 c, float3 d)
+		{
+			if (s.Channel != TextureChannel.RGBA)
+				throw new InvalidOperationException("DrawRGBASprite requires a RGBA sprite.");
+
+			parent.DrawSprite(s, a, b, c, d);
+		}
+	}
+}

OpenRA.Game/Graphics/SequenceProvider.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/Sheet.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -66,7 +66,7 @@ namespace OpenRA.Graphics
 		{
 			if (texture == null)
 			{
-				texture = Game.Renderer.Device.CreateTexture();
+				texture = Game.Renderer.Context.CreateTexture();
 				dirty = true;
 			}
 
@@ -153,6 +153,10 @@ namespace OpenRA.Graphics
 				return;
 			dirty = true;
 			releaseBufferOnCommit = true;
+
+			// Commit data from the buffer to the texture, allowing the buffer to be released and reclaimed by GC.
+			if (Game.Renderer != null)
+				GetTexture();
 		}
 
 		public void Dispose()

OpenRA.Game/Graphics/SheetBuilder.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -54,7 +54,7 @@ namespace OpenRA.Graphics
 
 		public SheetBuilder(SheetType t, Func<Sheet> allocateSheet)
 		{
-			channel = TextureChannel.Red;
+			channel = t == SheetType.Indexed ? TextureChannel.Red : TextureChannel.RGBA;
 			Type = t;
 			current = allocateSheet();
 			sheets.Add(current);
@@ -121,7 +121,7 @@ namespace OpenRA.Graphics
 					current.ReleaseBuffer();
 					current = allocateSheet();
 					sheets.Add(current);
-					channel = TextureChannel.Red;
+					channel = Type == SheetType.Indexed ? TextureChannel.Red : TextureChannel.RGBA;
 				}
 				else
 					channel = next.Value;
@@ -137,6 +137,8 @@ namespace OpenRA.Graphics
 		}
 
 		public Sheet Current { get { return current; } }
+		public TextureChannel CurrentChannel { get { return channel; } }
+		public IEnumerable<Sheet> AllSheets { get { return sheets; } }
 
 		public void Dispose()
 		{

OpenRA.Game/Graphics/SoftwareCursor.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -50,7 +50,7 @@ namespace OpenRA.Graphics
 
 			sheetBuilder.Current.ReleaseBuffer();
 
-			Game.Renderer.Device.SetHardwareCursor(null);
+			Game.Renderer.Window.SetHardwareCursor(null);
 		}
 
 		PaletteReference CreatePaletteReference(string name)

OpenRA.Game/Graphics/Sprite.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -50,13 +50,15 @@ namespace OpenRA.Graphics
 
 	public class SpriteWithSecondaryData : Sprite
 	{
+		public readonly Sheet SecondarySheet;
 		public readonly Rectangle SecondaryBounds;
 		public readonly TextureChannel SecondaryChannel;
 		public readonly float SecondaryTop, SecondaryLeft, SecondaryBottom, SecondaryRight;
 
-		public SpriteWithSecondaryData(Sprite s, Rectangle secondaryBounds, TextureChannel secondaryChannel)
+		public SpriteWithSecondaryData(Sprite s, Sheet secondarySheet, Rectangle secondaryBounds, TextureChannel secondaryChannel)
 			: base(s.Sheet, s.Bounds, s.ZRamp, s.Offset, s.Channel, s.BlendMode)
 		{
+			SecondarySheet = secondarySheet;
 			SecondaryBounds = secondaryBounds;
 			SecondaryChannel = secondaryChannel;
 			SecondaryLeft = (float)Math.Min(secondaryBounds.Left, secondaryBounds.Right) / s.Sheet.Size.Width;
@@ -72,5 +74,6 @@ namespace OpenRA.Graphics
 		Green = 1,
 		Blue = 2,
 		Alpha = 3,
+		RGBA = 4
 	}
 }

OpenRA.Game/Graphics/SpriteFont.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/SpriteLoader.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -9,6 +9,7 @@
  */
 #endregion
 
+using System;
 using System.Collections.Generic;
 using System.Drawing;
 using System.IO;
@@ -48,6 +49,7 @@ namespace OpenRA.Graphics
 		readonly IReadOnlyFileSystem fileSystem;
 
 		readonly Dictionary<string, List<Sprite[]>> sprites = new Dictionary<string, List<Sprite[]>>();
+		readonly Dictionary<string, ISpriteFrame[]> unloadedFrames = new Dictionary<string, ISpriteFrame[]>();
 
 		public SpriteCache(IReadOnlyFileSystem fileSystem, ISpriteLoader[] loaders, SheetBuilder sheetBuilder)
 		{
@@ -56,35 +58,59 @@ namespace OpenRA.Graphics
 			this.loaders = loaders;
 		}
 
-		Sprite[] LoadSprite(string filename, List<Sprite[]> cache)
-		{
-			var sprite = SpriteLoader.GetSprites(fileSystem, filename, loaders, SheetBuilder);
-			cache.Add(sprite);
-			return sprite;
-		}
-
-		/// <summary>Returns the first set of sprites with the given filename.</summary>
-		public Sprite[] this[string filename]
+		/// <summary>
+		/// Returns the first set of sprites with the given filename.
+		/// If getUsedFrames is defined then the indices returned by the function call
+		/// are guaranteed to be loaded.  The value of other indices in the returned
+		/// array are undefined and should never be accessed.
+		/// </summary>
+		public Sprite[] this[string filename, Func<int, IEnumerable<int>> getUsedFrames = null]
 		{
 			get
 			{
 				var allSprites = sprites.GetOrAdd(filename);
 				var sprite = allSprites.FirstOrDefault();
-				return sprite ?? LoadSprite(filename, allSprites);
+
+				ISpriteFrame[] unloaded;
+				if (!unloadedFrames.TryGetValue(filename, out unloaded))
+					unloaded = null;
+
+				// This is the first time that the file has been requested
+				// Load all of the frames into the unused buffer and initialize
+				// the loaded cache (initially empty)
+				if (sprite == null)
+				{
+					unloaded = FrameLoader.GetFrames(fileSystem, filename, loaders);
+					unloadedFrames[filename] = unloaded;
+
+					sprite = new Sprite[unloaded.Length];
+					allSprites.Add(sprite);
+				}
+
+				// HACK: The sequency code relies on side-effects from getUsedFrames
+				var indices = getUsedFrames != null ? getUsedFrames(sprite.Length) :
+					Enumerable.Range(0, sprite.Length);
+
+				// Load any unused frames into the SheetBuilder
+				if (unloaded != null)
+				{
+					foreach (var i in indices)
+					{
+						if (unloaded[i] != null)
+						{
+							sprite[i] = SheetBuilder.Add(unloaded[i]);
+							unloaded[i] = null;
+						}
+					}
+
+					// All frames have been loaded
+					if (unloaded.All(f => f == null))
+						unloadedFrames.Remove(filename);
+				}
+
+				return sprite;
 			}
 		}
-
-		/// <summary>Returns all instances of sets of sprites with the given filename</summary>
-		public IEnumerable<Sprite[]> AllCached(string filename)
-		{
-			return sprites.GetOrAdd(filename);
-		}
-
-		/// <summary>Loads and caches a new instance of sprites with the given filename</summary>
-		public Sprite[] Reload(string filename)
-		{
-			return LoadSprite(filename, sprites.GetOrAdd(filename));
-		}
 	}
 
 	public class FrameCache
@@ -93,19 +119,14 @@ namespace OpenRA.Graphics
 
 		public FrameCache(IReadOnlyFileSystem fileSystem, ISpriteLoader[] loaders)
 		{
-			frames = new Cache<string, ISpriteFrame[]>(filename => SpriteLoader.GetFrames(fileSystem, filename, loaders));
+			frames = new Cache<string, ISpriteFrame[]>(filename => FrameLoader.GetFrames(fileSystem, filename, loaders));
 		}
 
 		public ISpriteFrame[] this[string filename] { get { return frames[filename]; } }
 	}
 
-	public static class SpriteLoader
+	public static class FrameLoader
 	{
-		public static Sprite[] GetSprites(IReadOnlyFileSystem fileSystem, string filename, ISpriteLoader[] loaders, SheetBuilder sheetBuilder)
-		{
-			return GetFrames(fileSystem, filename, loaders).Select(a => sheetBuilder.Add(a)).ToArray();
-		}
-
 		public static ISpriteFrame[] GetFrames(IReadOnlyFileSystem fileSystem, string filename, ISpriteLoader[] loaders)
 		{
 			using (var stream = fileSystem.Open(filename))

OpenRA.Game/Graphics/SpriteRenderable.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -17,7 +17,7 @@ namespace OpenRA.Graphics
 {
 	public struct SpriteRenderable : IRenderable, IFinalizedRenderable
 	{
-		public static readonly IEnumerable<IRenderable> None = new IRenderable[0].AsEnumerable();
+		public static readonly IEnumerable<IRenderable> None = new IRenderable[0];
 
 		readonly Sprite sprite;
 		readonly WPos pos;

OpenRA.Game/Graphics/SpriteRenderer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -18,45 +18,97 @@ namespace OpenRA.Graphics
 	{
 		readonly Renderer renderer;
 		readonly IShader shader;
-		readonly Action renderAction;
 
 		readonly Vertex[] vertices;
-		Sheet currentSheet;
+		readonly Sheet[] sheets = new Sheet[8];
+
 		BlendMode currentBlend = BlendMode.Alpha;
 		int nv = 0;
+		int ns = 0;
 
 		public SpriteRenderer(Renderer renderer, IShader shader)
 		{
 			this.renderer = renderer;
 			this.shader = shader;
 			vertices = new Vertex[renderer.TempBufferSize];
-			renderAction = () => renderer.DrawBatch(vertices, nv, PrimitiveType.TriangleList);
 		}
 
 		public void Flush()
 		{
 			if (nv > 0)
 			{
-				shader.SetTexture("DiffuseTexture", currentSheet.GetTexture());
+				for (var i = 0; i < ns; i++)
+				{
+					shader.SetTexture("Texture{0}".F(i), sheets[i].GetTexture());
+					sheets[i] = null;
+				}
 
-				renderer.Device.SetBlendMode(currentBlend);
-				shader.Render(renderAction);
-				renderer.Device.SetBlendMode(BlendMode.None);
+				renderer.Context.SetBlendMode(currentBlend);
+				shader.PrepareRender();
+				renderer.DrawBatch(vertices, nv, PrimitiveType.TriangleList);
+				renderer.Context.SetBlendMode(BlendMode.None);
 
 				nv = 0;
-				currentSheet = null;
+				ns = 0;
 			}
 		}
 
-		void SetRenderStateForSprite(Sprite s)
+		int2 SetRenderStateForSprite(Sprite s)
 		{
 			renderer.CurrentBatchRenderer = this;
 
-			if (s.BlendMode != currentBlend || s.Sheet != currentSheet || nv + 6 > renderer.TempBufferSize)
+			if (s.BlendMode != currentBlend || nv + 6 > renderer.TempBufferSize)
 				Flush();
 
 			currentBlend = s.BlendMode;
-			currentSheet = s.Sheet;
+
+			// Check if the sheet (or secondary data sheet) have already been mapped
+			var sheet = s.Sheet;
+			var sheetIndex = 0;
+			for (; sheetIndex < ns; sheetIndex++)
+				if (sheets[sheetIndex] == sheet)
+					break;
+
+			var secondarySheetIndex = 0;
+			var ss = s as SpriteWithSecondaryData;
+			if (ss != null)
+			{
+				var secondarySheet = ss.SecondarySheet;
+				for (; secondarySheetIndex < ns; secondarySheetIndex++)
+					if (sheets[secondarySheetIndex] == secondarySheet)
+						break;
+			}
+
+			// Make sure that we have enough free samplers to map both if needed, otherwise flush
+			var needSamplers = (sheetIndex == ns ? 1 : 0) + (secondarySheetIndex == ns ? 1 : 0);
+			if (ns + needSamplers >= sheets.Length)
+			{
+				Flush();
+				sheetIndex = 0;
+				if (ss != null)
+					secondarySheetIndex = 1;
+			}
+
+			if (sheetIndex >= ns)
+			{
+				sheets[sheetIndex] = sheet;
+				ns += 1;
+			}
+
+			if (secondarySheetIndex >= ns && ss != null)
+			{
+				sheets[secondarySheetIndex] = ss.SecondarySheet;
+				ns += 1;
+			}
+
+			return new int2(sheetIndex, secondarySheetIndex);
+		}
+
+		internal void DrawSprite(Sprite s, float3 location, float paletteTextureIndex, float3 size)
+		{
+			var samplers = SetRenderStateForSprite(s);
+			Util.FastCreateQuad(vertices, location + s.FractionalOffset * size, s, samplers, paletteTextureIndex, nv, size);
+			nv += 6;
 		}
 
 		public void DrawSprite(Sprite s, float3 location, PaletteReference pal)
@@ -69,44 +121,33 @@ namespace OpenRA.Graphics
 			DrawSprite(s, location, pal.TextureIndex, size);
 		}
 
-		void DrawSprite(Sprite s, float3 location, float paletteTextureIndex, float3 size)
-		{
-			SetRenderStateForSprite(s);
-			Util.FastCreateQuad(vertices, location + s.FractionalOffset * size, s, paletteTextureIndex, nv, size);
-			nv += 6;
-		}
-
-		// For RGBASpriteRenderer, which doesn't use palettes
-		public void DrawSprite(Sprite s, float3 location)
-		{
-			DrawSprite(s, location, 0, s.Size);
-		}
-
-		public void DrawSprite(Sprite s, float3 location, float3 size)
-		{
-			DrawSprite(s, location, 0, size);
-		}
-
 		public void DrawSprite(Sprite s, float3 a, float3 b, float3 c, float3 d)
 		{
-			SetRenderStateForSprite(s);
-			Util.FastCreateQuad(vertices, a, b, c, d, s, 0, nv);
-			nv += 6;
-		}
-
-		public void DrawSprite(Sprite s, Vertex[] sourceVertices, int offset)
-		{
-			SetRenderStateForSprite(s);
-			Array.Copy(sourceVertices, offset, vertices, nv, 6);
+			var samplers = SetRenderStateForSprite(s);
+			Util.FastCreateQuad(vertices, a, b, c, d, s, samplers, 0, nv);
 			nv += 6;
 		}
 
 		public void DrawVertexBuffer(IVertexBuffer<Vertex> buffer, int start, int length, PrimitiveType type, Sheet sheet, BlendMode blendMode)
 		{
-			shader.SetTexture("DiffuseTexture", sheet.GetTexture());
-			renderer.Device.SetBlendMode(blendMode);
-			shader.Render(() => renderer.DrawBatch(buffer, start, length, type));
-			renderer.Device.SetBlendMode(BlendMode.None);
+			shader.SetTexture("Texture0", sheet.GetTexture());
+			renderer.Context.SetBlendMode(blendMode);
+			shader.PrepareRender();
+			renderer.DrawBatch(buffer, start, length, type);
+			renderer.Context.SetBlendMode(BlendMode.None);
+		}
+
+		// For RGBAColorRenderer
+		internal void DrawRGBAVertices(Vertex[] v)
+		{
+			renderer.CurrentBatchRenderer = this;
+
+			if (currentBlend != BlendMode.Alpha || nv + v.Length > renderer.TempBufferSize)
+				Flush();
+
+			currentBlend = BlendMode.Alpha;
+			Array.Copy(v, 0, vertices, nv, v.Length);
+			nv += v.Length;
 		}
 
 		public void SetPalette(ITexture palette)

OpenRA.Game/Graphics/TargetLineRenderable.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/TerrainRenderer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/TerrainSpriteLayer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -46,7 +46,7 @@ namespace OpenRA.Graphics
 			rowStride = 6 * map.MapSize.X;
 
 			vertices = new Vertex[rowStride * map.MapSize.Y];
-			vertexBuffer = Game.Renderer.Device.CreateVertexBuffer(vertices.Length);
+			vertexBuffer = Game.Renderer.Context.CreateVertexBuffer(vertices.Length);
 			emptySprite = new Sprite(sheet, Rectangle.Empty, TextureChannel.Alpha);
 
 			wr.PaletteInvalidated += UpdatePaletteIndices;
@@ -92,7 +92,7 @@ namespace OpenRA.Graphics
 				return;
 
 			var offset = rowStride * uv.V + 6 * uv.U;
-			Util.FastCreateQuad(vertices, pos, sprite, palette.TextureIndex, offset, sprite.Size);
+			Util.FastCreateQuad(vertices, pos, sprite, int2.Zero, palette.TextureIndex, offset, sprite.Size);
 
 			dirtyRows.Add(uv.V);
 		}

OpenRA.Game/Graphics/Theater.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -85,7 +85,7 @@ namespace OpenRA.Graphics
 
 							// s and ss are guaranteed to use the same sheet
 							// because of the custom terrain sheet allocation
-							s = new SpriteWithSecondaryData(s, ss.Bounds, ss.Channel);
+							s = new SpriteWithSecondaryData(s, s.Sheet, ss.Bounds, ss.Channel);
 						}
 
 						return s;

OpenRA.Game/Graphics/UISpriteRenderable.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/Util.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -19,24 +19,25 @@ namespace OpenRA.Graphics
 	{
 		// yes, our channel order is nuts.
 		static readonly int[] ChannelMasks = { 2, 1, 0, 3 };
-		static readonly float[] ChannelSelect = { 0.2f, 0.4f, 0.6f, 0.8f };
 
-		public static void FastCreateQuad(Vertex[] vertices, float3 o, Sprite r, float paletteTextureIndex, int nv, float3 size)
+		public static void FastCreateQuad(Vertex[] vertices, float3 o, Sprite r, int2 samplers, float paletteTextureIndex, int nv, float3 size)
 		{
 			var b = new float3(o.X + size.X, o.Y, o.Z);
 			var c = new float3(o.X + size.X, o.Y + size.Y, o.Z + size.Z);
 			var d = new float3(o.X, o.Y + size.Y, o.Z + size.Z);
-			FastCreateQuad(vertices, o, b, c, d, r, paletteTextureIndex, nv);
+			FastCreateQuad(vertices, o, b, c, d, r, samplers, paletteTextureIndex, nv);
 		}
 
-		public static void FastCreateQuad(Vertex[] vertices, float3 a, float3 b, float3 c, float3 d, Sprite r, float paletteTextureIndex, int nv)
+		public static void FastCreateQuad(Vertex[] vertices, float3 a, float3 b, float3 c, float3 d, Sprite r, int2 samplers, float paletteTextureIndex, int nv)
 		{
 			float sl = 0;
 			float st = 0;
 			float sr = 0;
 			float sb = 0;
-			var attribC = ChannelSelect[(int)r.Channel];
 
+			// See shp.vert for documentation on the channel attribute format
+			var attribC = r.Channel == TextureChannel.RGBA ? 0x02 : ((byte)r.Channel) << 1 | 0x01;
+			attribC |= samplers.X << 6;
 			var ss = r as SpriteWithSecondaryData;
 			if (ss != null)
 			{
@@ -44,15 +45,18 @@ namespace OpenRA.Graphics
 				st = ss.SecondaryTop;
 				sr = ss.SecondaryRight;
 				sb = ss.SecondaryBottom;
-				attribC = -(attribC + ChannelSelect[(int)ss.SecondaryChannel] / 10);
+
+				attribC |= ((byte)ss.SecondaryChannel) << 4 | 0x08;
+				attribC |= samplers.Y << 9;
 			}
 
-			vertices[nv] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, attribC);
-			vertices[nv + 1] = new Vertex(b, r.Right, r.Top, sr, st, paletteTextureIndex, attribC);
-			vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, attribC);
-			vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, attribC);
-			vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, sl, sb, paletteTextureIndex, attribC);
-			vertices[nv + 5] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, attribC);
+			var fAttribC = (float)attribC;
+			vertices[nv] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC);
+			vertices[nv + 1] = new Vertex(b, r.Right, r.Top, sr, st, paletteTextureIndex, fAttribC);
+			vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC);
+			vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC);
+			vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, sl, sb, paletteTextureIndex, fAttribC);
+			vertices[nv + 5] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC);
 		}
 
 		public static void FastCopyIntoChannel(Sprite dest, byte[] src)
@@ -323,12 +327,31 @@ namespace OpenRA.Graphics
 			return mtx;
 		}
 
-		public static float[] MakeFloatMatrix(int[] imtx)
+		public static float[] MakeFloatMatrix(Int32Matrix4x4 imtx)
 		{
-			var fmtx = new float[16];
-			for (var i = 0; i < 16; i++)
-				fmtx[i] = imtx[i] * 1f / imtx[15];
-			return fmtx;
+			var multipler = 1f / imtx.M44;
+			return new float[]
+			{
+				imtx.M11 * multipler,
+				imtx.M12 * multipler,
+				imtx.M13 * multipler,
+				imtx.M14 * multipler,
+
+				imtx.M21 * multipler,
+				imtx.M22 * multipler,
+				imtx.M23 * multipler,
+				imtx.M24 * multipler,
+
+				imtx.M31 * multipler,
+				imtx.M32 * multipler,
+				imtx.M33 * multipler,
+				imtx.M34 * multipler,
+
+				imtx.M41 * multipler,
+				imtx.M42 * multipler,
+				imtx.M43 * multipler,
+				imtx.M44 * multipler,
+			};
 		}
 
 		public static float[] MatrixAABBMultiply(float[] mtx, float[] bounds)

OpenRA.Game/Graphics/Vertex.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/Viewport.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Graphics/WorldRenderer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -31,6 +31,7 @@ namespace OpenRA.Graphics
 
 		public event Action PaletteInvalidated = null;
 
+		readonly HashSet<Actor> onScreenActors = new HashSet<Actor>();
 		readonly HardwarePalette palette = new HardwarePalette();
 		readonly Dictionary<string, PaletteReference> palettes = new Dictionary<string, PaletteReference>();
 		readonly TerrainRenderer terrainRenderer;
@@ -38,6 +39,8 @@ namespace OpenRA.Graphics
 		readonly Func<string, PaletteReference> createPaletteReference;
 		readonly bool enableDepthBuffer;
 
+		bool lastDepthPreviewEnabled;
+
 		internal WorldRenderer(ModData modData, World world)
 		{
 			World = world;
@@ -100,9 +103,9 @@ namespace OpenRA.Graphics
 				palettes[name].Palette = pal;
 		}
 
-		List<IFinalizedRenderable> GenerateRenderables(HashSet<Actor> actorsInBox)
+		List<IFinalizedRenderable> GenerateRenderables()
 		{
-			var actors = actorsInBox.Append(World.WorldActor);
+			var actors = onScreenActors.Append(World.WorldActor);
 			if (World.RenderPlayer != null)
 				actors = actors.Append(World.RenderPlayer.PlayerActor);
 
@@ -126,15 +129,15 @@ namespace OpenRA.Graphics
 			return renderables;
 		}
 
-		List<IFinalizedRenderable> GenerateOverlayRenderables(HashSet<Actor> actorsInBox)
+		List<IFinalizedRenderable> GenerateOverlayRenderables()
 		{
 			var aboveShroud = World.ActorsWithTrait<IRenderAboveShroud>()
-				.Where(a => a.Actor.IsInWorld && !a.Actor.Disposed && (!a.Trait.SpatiallyPartitionable || actorsInBox.Contains(a.Actor)))
+				.Where(a => a.Actor.IsInWorld && !a.Actor.Disposed && (!a.Trait.SpatiallyPartitionable || onScreenActors.Contains(a.Actor)))
 					.SelectMany(a => a.Trait.RenderAboveShroud(a.Actor, this));
 
 			var aboveShroudSelected = World.Selection.Actors.Where(a => a.IsInWorld && !a.Disposed)
 				.SelectMany(a => a.TraitsImplementing<IRenderAboveShroudWhenSelected>()
-					.Where(t => !t.SpatiallyPartitionable || actorsInBox.Contains(a))
+					.Where(t => !t.SpatiallyPartitionable || onScreenActors.Contains(a))
 					.SelectMany(t => t.RenderAboveShroud(a, this)));
 
 			var aboveShroudEffects = World.Effects.Select(e => e as IEffectAboveShroud)
@@ -162,22 +165,21 @@ namespace OpenRA.Graphics
 			if (World.WorldActor.Disposed)
 				return;
 
-			if (debugVis.Value != null)
+			if (debugVis.Value != null && lastDepthPreviewEnabled != debugVis.Value.DepthBuffer)
 			{
-				Game.Renderer.WorldSpriteRenderer.SetDepthPreviewEnabled(debugVis.Value.DepthBuffer);
-				Game.Renderer.WorldRgbaSpriteRenderer.SetDepthPreviewEnabled(debugVis.Value.DepthBuffer);
-				Game.Renderer.WorldRgbaColorRenderer.SetDepthPreviewEnabled(debugVis.Value.DepthBuffer);
+				lastDepthPreviewEnabled = debugVis.Value.DepthBuffer;
+				Game.Renderer.WorldSpriteRenderer.SetDepthPreviewEnabled(lastDepthPreviewEnabled);
 			}
 
 			RefreshPalette();
 
-			var onScreenActors = World.ScreenMap.RenderableActorsInBox(Viewport.TopLeft, Viewport.BottomRight).ToHashSet();
-			var renderables = GenerateRenderables(onScreenActors);
+			onScreenActors.UnionWith(World.ScreenMap.RenderableActorsInBox(Viewport.TopLeft, Viewport.BottomRight));
+			var renderables = GenerateRenderables();
 			var bounds = Viewport.GetScissorBounds(World.Type != WorldType.Editor);
 			Game.Renderer.EnableScissor(bounds);
 
 			if (enableDepthBuffer)
-				Game.Renderer.Device.EnableDepthBuffer();
+				Game.Renderer.Context.EnableDepthBuffer();
 
 			terrainRenderer.Draw(this, Viewport);
 			Game.Renderer.Flush();
@@ -201,11 +203,11 @@ namespace OpenRA.Graphics
 				a.Trait.RenderShroud(renderShroud, this);
 
 			if (enableDepthBuffer)
-				Game.Renderer.Device.DisableDepthBuffer();
+				Game.Renderer.Context.DisableDepthBuffer();
 
 			Game.Renderer.DisableScissor();
 
-			var finalOverlayRenderables = GenerateOverlayRenderables(onScreenActors);
+			var finalOverlayRenderables = GenerateOverlayRenderables();
 
 			// HACK: Keep old grouping behaviour
 			var groupedOverlayRenderables = finalOverlayRenderables.GroupBy(prs => prs.GetType());
@@ -239,6 +241,9 @@ namespace OpenRA.Graphics
 			}
 
 			Game.Renderer.Flush();
+
+			// PERF: Reuse collection to avoid allocations.
+			onScreenActors.Clear();
 		}
 
 		public void RefreshPalette()

OpenRA.Game/HotkeyDefinition.cs

@@ -1,6 +1,6 @@
-#region Copyright & License Information
+#region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/HotkeyManager.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/IUtilityCommand.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Input/Hotkey.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Input/HotkeyReference.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Input/IInputHandler.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Input/InputHandler.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Input/Keycode.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/InstalledMods.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/LocalPlayerProfile.cs

@@ -0,0 +1,185 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you 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. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Security.Cryptography;
+using System.Text;
+using System.Threading.Tasks;
+using OpenRA.Network;
+
+namespace OpenRA
+{
+	public sealed class LocalPlayerProfile
+	{
+		const int AuthKeySize = 2048;
+		public enum LinkState { Uninitialized, GeneratingKeys, Unlinked, CheckingLink, ConnectionFailed, Linked }
+
+		public LinkState State { get { return innerState; } }
+		public string Fingerprint { get { return innerFingerprint; } }
+		public string PublicKey { get { return innerPublicKey; } }
+
+		public PlayerProfile ProfileData { get { return innerData; } }
+
+		volatile LinkState innerState;
+		volatile PlayerProfile innerData;
+		volatile string innerFingerprint;
+		volatile string innerPublicKey;
+
+		RSAParameters parameters;
+		readonly string filePath;
+		readonly PlayerDatabase playerDatabase;
+
+		public LocalPlayerProfile(string filePath, PlayerDatabase playerDatabase)
+		{
+			this.filePath = filePath;
+			this.playerDatabase = playerDatabase;
+			innerState = LinkState.Uninitialized;
+
+			try
+			{
+				if (File.Exists(filePath))
+				{
+					using (var rsa = new RSACryptoServiceProvider())
+					{
+						using (var data = File.OpenRead(filePath))
+						{
+							var keyData = Convert.FromBase64String(data.ReadAllText());
+							rsa.FromXmlString(new string(Encoding.ASCII.GetChars(keyData)));
+						}
+
+						parameters = rsa.ExportParameters(true);
+						innerPublicKey = CryptoUtil.EncodePEMPublicKey(parameters);
+						innerFingerprint = CryptoUtil.PublicKeyFingerprint(parameters);
+						innerState = LinkState.Unlinked;
+					}
+				}
+			}
+			catch (Exception e)
+			{
+				Console.WriteLine("Failed to load keys: {0}", e);
+				Log.Write("debug", "Failed to load player keypair from `{0}` with exception: {1}", filePath, e);
+			}
+		}
+
+		public void RefreshPlayerData(Action onComplete = null)
+		{
+			if (State != LinkState.Unlinked && State != LinkState.Linked && State != LinkState.ConnectionFailed)
+				return;
+
+			Action<DownloadDataCompletedEventArgs> onQueryComplete = i =>
+			{
+				try
+				{
+					innerState = LinkState.Unlinked;
+
+					if (i.Error != null)
+					{
+						innerState = LinkState.ConnectionFailed;
+						return;
+					}
+
+					var yaml = MiniYaml.FromString(Encoding.UTF8.GetString(i.Result)).First();
+					if (yaml.Key == "Player")
+					{
+						innerData = FieldLoader.Load<PlayerProfile>(yaml.Value);
+						if (innerData.KeyRevoked)
+						{
+							Log.Write("debug", "Revoking key with fingerprint {0}", Fingerprint);
+							DeleteKeypair();
+						}
+						else
+							innerState = LinkState.Linked;
+					}
+				}
+				catch (Exception e)
+				{
+					Log.Write("debug", "Failed to parse player data result with exception: {0}", e);
+					innerState = LinkState.ConnectionFailed;
+				}
+				finally
+				{
+					if (onComplete != null)
+						onComplete();
+				}
+			};
+
+			innerState = LinkState.CheckingLink;
+			new Download(playerDatabase.Profile + Fingerprint, _ => { }, onQueryComplete);
+		}
+
+		public void GenerateKeypair()
+		{
+			if (State != LinkState.Uninitialized)
+				return;
+
+			innerState = LinkState.GeneratingKeys;
+			new Task(() =>
+			{
+				try
+				{
+					var rsa = new RSACryptoServiceProvider(AuthKeySize);
+					parameters = rsa.ExportParameters(true);
+					innerPublicKey = CryptoUtil.EncodePEMPublicKey(parameters);
+					innerFingerprint = CryptoUtil.PublicKeyFingerprint(parameters);
+
+					var data = Convert.ToBase64String(Encoding.ASCII.GetBytes(rsa.ToXmlString(true)));
+					File.WriteAllText(filePath, data);
+
+					innerState = LinkState.Unlinked;
+				}
+				catch (Exception e)
+				{
+					Log.Write("debug", "Failed to generate keypair with exception: {1}", e);
+					Console.WriteLine("Key generation failed: {0}", e);
+
+					innerState = LinkState.Uninitialized;
+				}
+			}).Start();
+		}
+
+		public void DeleteKeypair()
+		{
+			try
+			{
+				File.Delete(filePath);
+			}
+			catch (Exception e)
+			{
+				Log.Write("debug", "Failed to delete keypair with exception: {1}", e);
+				Console.WriteLine("Key deletion failed: {0}", e);
+			}
+
+			innerState = LinkState.Uninitialized;
+			parameters = new RSAParameters();
+			innerFingerprint = null;
+			innerData = null;
+		}
+
+		public string Sign(params string[] data)
+		{
+			if (State != LinkState.Linked)
+				return null;
+
+			return CryptoUtil.Sign(parameters, data.Where(x => !string.IsNullOrEmpty(x)).JoinWith(string.Empty));
+		}
+
+		public string DecryptString(string data)
+		{
+			if (State != LinkState.Linked)
+				return null;
+
+			return CryptoUtil.DecryptString(parameters, data);
+		}
+	}
+}

OpenRA.Game/LogProxy.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/MPos.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Manifest.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -46,6 +46,8 @@ namespace OpenRA
 	{
 		public string Title;
 		public string Version;
+		public string Website;
+		public string WebIcon32;
 		public bool Hidden;
 	}
 

OpenRA.Game/Map/ActorInitializer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/ActorReference.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/CellLayer.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/CellRegion.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/Map.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -215,6 +215,7 @@ namespace OpenRA
 
 		public Ruleset Rules { get; private set; }
 		public bool InvalidCustomRules { get; private set; }
+		public Exception InvalidCustomRulesException { get; private set; }
 
 		/// <summary>
 		/// The top-left of the playable area in projected world coordinates
@@ -405,6 +406,7 @@ namespace OpenRA
 			{
 				Log.Write("debug", "Failed to load rules for {0} with error {1}", Title, e);
 				InvalidCustomRules = true;
+				InvalidCustomRulesException = e;
 				Rules = Ruleset.LoadDefaultsForTileSet(modData, Tileset);
 			}
 
@@ -1229,5 +1231,14 @@ namespace OpenRA
 
 			return modData.DefaultFileSystem.Exists(filename);
 		}
+
+		public bool IsExternalModFile(string filename)
+		{
+			// Explicit package paths never refer to a map
+			if (filename.Contains("|"))
+				return modData.DefaultFileSystem.IsExternalModFile(filename);
+
+			return false;
+		}
 	}
 }

OpenRA.Game/Map/MapCache.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -70,7 +70,7 @@ namespace OpenRA
 				try
 				{
 					// HACK: If the path is inside the the support directory then we may need to create it
-					if (name.StartsWith("^", StringComparison.Ordinal))
+					if (Platform.IsPathRelativeToSupportDirectory(name))
 					{
 						// Assume that the path is a directory if there is not an existing file with the same name
 						var resolved = Platform.ResolvePath(name);
@@ -122,7 +122,7 @@ namespace OpenRA
 			}
 		}
 
-		public IEnumerable<Map> EnumerateMapsWithoutCaching(MapClassification classification = MapClassification.System)
+		public IEnumerable<IReadWritePackage> EnumerateMapPackagesWithoutCaching(MapClassification classification = MapClassification.System)
 		{
 			// Utility mod that does not support maps
 			if (!modData.Manifest.Contains<MapGrid>())
@@ -144,7 +144,7 @@ namespace OpenRA
 					name = name.Substring(1);
 
 				// Don't try to open the map directory in the support directory if it doesn't exist
-				if (name.StartsWith("^", StringComparison.Ordinal))
+				if (Platform.IsPathRelativeToSupportDirectory(name))
 				{
 					var resolved = Platform.ResolvePath(name);
 					if (!Directory.Exists(resolved) || !File.Exists(resolved))
@@ -155,14 +155,20 @@ namespace OpenRA
 				{
 					foreach (var map in package.Contents)
 					{
-						var mapPackage = package.OpenPackage(map, modData.ModFiles);
+						var mapPackage = package.OpenPackage(map, modData.ModFiles) as IReadWritePackage;
 						if (mapPackage != null)
-							yield return new Map(modData, mapPackage);
+							yield return mapPackage;
 					}
 				}
 			}
 		}
 
+		public IEnumerable<Map> EnumerateMapsWithoutCaching(MapClassification classification = MapClassification.System)
+		{
+			foreach (var mapPackage in EnumerateMapPackagesWithoutCaching(classification))
+				yield return new Map(modData, mapPackage);
+		}
+
 		public void QueryRemoteMapDetails(string repositoryUrl, IEnumerable<string> uids, Action<MapPreview> mapDetailsReceived = null, Action queryFailed = null)
 		{
 			var maps = uids.Distinct()
@@ -270,13 +276,8 @@ namespace OpenRA
 				}
 			}
 
-			// The buffer is not fully reclaimed until changes are written out to the texture.
-			// We will access the texture in order to force changes to be written out, allowing the buffer to be freed.
-			Game.RunAfterTick(() =>
-			{
-				sheetBuilder.Current.ReleaseBuffer();
-				sheetBuilder.Current.GetTexture();
-			});
+			// Release the buffer by forcing changes to be written out to the texture, allowing the buffer to be reclaimed by GC.
+			Game.RunAfterTick(sheetBuilder.Current.ReleaseBuffer);
 			Log.Write("debug", "MapCache.LoadAsyncInternal ended");
 		}
 

OpenRA.Game/Map/MapCoordsRegion.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/MapGrid.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -89,8 +89,12 @@ namespace OpenRA
 			var defaultSubCellIndex = (byte)DefaultSubCell;
 			if (defaultSubCellIndex == byte.MaxValue)
 				DefaultSubCell = (SubCell)(SubCellOffsets.Length / 2);
-			else if (defaultSubCellIndex < (SubCellOffsets.Length > 1 ? 1 : 0) || defaultSubCellIndex >= SubCellOffsets.Length)
-				throw new InvalidDataException("Subcell default index must be a valid index into the offset triples and must be greater than 0 for mods with subcells");
+			else
+			{
+				var minSubCellOffset = SubCellOffsets.Length > 1 ? 1 : 0;
+				if (defaultSubCellIndex < minSubCellOffset || defaultSubCellIndex >= SubCellOffsets.Length)
+					throw new InvalidDataException("Subcell default index must be a valid index into the offset triples and must be greater than 0 for mods with subcells");
+			}
 
 			var makeCorners = Type == MapGridType.RectangularIsometric ?
 				(Func<int[], WVec[]>)IsometricCellCorners : RectangularCellCorners;

OpenRA.Game/Map/MapPlayers.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/MapPreview.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of
@@ -568,5 +568,14 @@ namespace OpenRA
 
 			return modData.DefaultFileSystem.Exists(filename);
 		}
+
+		bool IReadOnlyFileSystem.IsExternalModFile(string filename)
+		{
+			// Explicit package paths never refer to a map
+			if (filename.Contains("|"))
+				return modData.DefaultFileSystem.IsExternalModFile(filename);
+
+			return false;
+		}
 	}
 }

OpenRA.Game/Map/PlayerReference.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/ProjectedCellRegion.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of

OpenRA.Game/Map/TileReference.cs

@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation, either version 3 of