openmw-tes3coop/apps/openmw/mwscript/miscextensions.cpp

#include "miscextensions.hpp"

#include <components/compiler/extensions.hpp>

#include <components/interpreter/interpreter.hpp>
#include <components/interpreter/runtime.hpp>
#include <components/interpreter/opcodes.hpp>

#include "interpretercontext.hpp"

namespace MWScript
{
    namespace Misc
    {
        class OpXBox : public Interpreter::Opcode0
        {
            public:

                virtual void execute (Interpreter::Runtime& runtime)
                {
                    runtime.push (0);
                }
        };

        class OpOnActivate : public Interpreter::Opcode0
        {
            public:

                virtual void execute (Interpreter::Runtime& runtime)
                {
                    InterpreterContext& context =
                        static_cast<InterpreterContext&> (runtime.getContext());

                    MWWorld::Ptr ptr = context.getReference();

                    runtime.push (context.hasBeenActivated (ptr));
                }
        };

        class OpActivate : public Interpreter::Opcode0
        {
            public:

                virtual void execute (Interpreter::Runtime& runtime)
                {
                    InterpreterContext& context =
                        static_cast<InterpreterContext&> (runtime.getContext());

                    MWWorld::Ptr ptr = context.getReference();

                    context.executeActivation();
                }
        };

        const int opcodeXBox = 0x200000c;
        const int opcodeOnActivate = 0x200000d;
        const int opcodeActivate = 0x2000075;

        void registerExtensions (Compiler::Extensions& extensions)
        {
            extensions.registerFunction ("xbox", 'l', "", opcodeXBox);
            extensions.registerFunction ("onactivate", 'l', "", opcodeOnActivate);
            extensions.registerInstruction ("activate", "", opcodeActivate);
        }

        void installOpcodes (Interpreter::Interpreter& interpreter)
        {
            interpreter.installSegment5 (opcodeXBox, new OpXBox);
            interpreter.installSegment5 (opcodeOnActivate, new OpOnActivate);
            interpreter.installSegment5 (opcodeActivate, new OpActivate);
        }
    }
}