From 68a788b2c87abe5af73023a7e48ed0fbe1f035f6 Mon Sep 17 00:00:00 2001
From: Marc Zinnschlag <marc@zpages.de>
Date: Sun, 22 Aug 2010 15:11:40 +0200
Subject: [PATCH] added instructions for enabling/disabling player controls
 (they don't do anything yet)

---
 apps/openmw/CMakeLists.txt                 |  2 +
 apps/openmw/mwscript/controlextensions.cpp | 70 ++++++++++++++++++++++
 apps/openmw/mwscript/controlextensions.hpp | 25 ++++++++
 apps/openmw/mwscript/docs/vmformat.txt     |  4 +-
 apps/openmw/mwscript/extensions.cpp        |  3 +
 5 files changed, 103 insertions(+), 1 deletion(-)
 create mode 100644 apps/openmw/mwscript/controlextensions.cpp
 create mode 100644 apps/openmw/mwscript/controlextensions.hpp

diff --git a/apps/openmw/CMakeLists.txt b/apps/openmw/CMakeLists.txt
index f0aafbbbc..6863b2e13 100644
--- a/apps/openmw/CMakeLists.txt
+++ b/apps/openmw/CMakeLists.txt
@@ -61,6 +61,7 @@ set(GAMESCRIPT
     mwscript/statsextensions.cpp
     mwscript/containerextensions.cpp
     mwscript/aiextensions.cpp
+    mwscript/controlextensions.cpp
     mwscript/extensions.cpp
     mwscript/globalscripts.cpp
     )
@@ -77,6 +78,7 @@ set(GAMESCRIPT_HEADER
     mwscript/statsextensions.hpp
     mwscript/containerextensions.hpp
     mwscript/aiextensions.hpp
+    mwscript/controlextensions.hpp
     mwscript/extensions.hpp
     mwscript/globalscripts.hpp
     )
diff --git a/apps/openmw/mwscript/controlextensions.cpp b/apps/openmw/mwscript/controlextensions.cpp
new file mode 100644
index 000000000..e38ee7c2d
--- /dev/null
+++ b/apps/openmw/mwscript/controlextensions.cpp
@@ -0,0 +1,70 @@
+
+#include "statsextensions.hpp"
+
+#include <components/compiler/extensions.hpp>
+
+#include <components/interpreter/interpreter.hpp>
+#include <components/interpreter/runtime.hpp>
+#include <components/interpreter/opcodes.hpp>
+
+#include "interpretercontext.hpp"
+
+#include <iostream>
+
+namespace MWScript
+{
+    namespace Control
+    {
+        class OpSetControl : public Interpreter::Opcode0
+        {
+                std::string mControl;
+                bool mEnable;
+
+            public:
+
+                OpSetControl (const std::string& control, bool enable)
+                : mControl (control), mEnable (enable)
+                {}
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    if (mEnable)
+                        std::cout << "enable: " << mControl << std::endl;
+                    else
+                        std::cout << "disable: " << mControl << std::endl;
+                }
+        };
+
+        const int numberOfControls = 7;
+
+        const int opcodeEnable = 0x200007e;
+        const int opcodeDisable = 0x2000085;
+
+        const char *controls[numberOfControls] =
+        {
+            "playercontrols", "playerfighting", "playerjumping", "playerlooking", "playermagic",
+            "playerviewswitch", "vanitymode"
+        };
+
+        void registerExtensions (Compiler::Extensions& extensions)
+        {
+            std::string enable ("enable");
+            std::string disable ("disable");
+
+            for (int i=0; i<numberOfControls; ++i)
+            {
+                extensions.registerInstruction (enable + controls[i], "", opcodeEnable+i);
+                extensions.registerInstruction (disable + controls[i], "", opcodeDisable+i);
+            }
+        }
+
+        void installOpcodes (Interpreter::Interpreter& interpreter)
+        {
+            for (int i=0; i<numberOfControls; ++i)
+            {
+                interpreter.installSegment5 (opcodeEnable+i, new OpSetControl (controls[i], true));
+                interpreter.installSegment5 (opcodeDisable+i, new OpSetControl (controls[i], false));
+            }
+        }
+    }
+}
diff --git a/apps/openmw/mwscript/controlextensions.hpp b/apps/openmw/mwscript/controlextensions.hpp
new file mode 100644
index 000000000..8e6111705
--- /dev/null
+++ b/apps/openmw/mwscript/controlextensions.hpp
@@ -0,0 +1,25 @@
+#ifndef GAME_SCRIPT_CONTROLEXTENSIONS_H
+#define GAME_SCRIPT_CONTROLEXTENSIONS_H
+
+namespace Compiler
+{
+    class Extensions;
+}
+
+namespace Interpreter
+{
+    class Interpreter;
+}
+
+namespace MWScript
+{
+    /// \brief player controls-related script functionality
+    namespace Control
+    {
+        void registerExtensions (Compiler::Extensions& extensions);
+
+        void installOpcodes (Interpreter::Interpreter& interpreter);
+    }
+}
+
+#endif
diff --git a/apps/openmw/mwscript/docs/vmformat.txt b/apps/openmw/mwscript/docs/vmformat.txt
index 88d3f59ac..47f883c8a 100644
--- a/apps/openmw/mwscript/docs/vmformat.txt
+++ b/apps/openmw/mwscript/docs/vmformat.txt
@@ -88,4 +88,6 @@ op 0x200007a: RemoveItem
 op 0x200007b: RemoveItem, explicit reference
 op 0x200007c: GetAiPackageDone
 op 0x200007d: GetAiPackageDone, explicit reference
-opcodes 0x200007e-0x3ffffff unused
+op 0x200007e-0x2000084: Enable Controls
+op 0x2000085-0x200008b: Disable Controls
+opcodes 0x200008c-0x3ffffff unused
diff --git a/apps/openmw/mwscript/extensions.cpp b/apps/openmw/mwscript/extensions.cpp
index 9b1e2dd45..15d482fc1 100644
--- a/apps/openmw/mwscript/extensions.cpp
+++ b/apps/openmw/mwscript/extensions.cpp
@@ -12,6 +12,7 @@
 #include "statsextensions.hpp"
 #include "containerextensions.hpp"
 #include "aiextensions.hpp"
+#include "controlextensions.hpp"
 
 namespace MWScript
 {
@@ -25,6 +26,7 @@ namespace MWScript
         Stats::registerExtensions (extensions);
         Container::registerExtensions (extensions);
         Ai::registerExtensions (extensions);
+        Control::registerExtensions (extensions);
     }
 
     void installOpcodes (Interpreter::Interpreter& interpreter)
@@ -38,5 +40,6 @@ namespace MWScript
         Stats::installOpcodes (interpreter);
         Container::installOpcodes (interpreter);
         Ai::installOpcodes (interpreter);
+        Control::installOpcodes (interpreter);
     }
 }