added first batch of AI-related instructions and functions (they don't do anything at this point)

apps/openmw/CMakeLists.txt

@@ -60,6 +60,7 @@ set(GAMESCRIPT
     mwscript/skyextensions.cpp
     mwscript/statsextensions.cpp
     mwscript/containerextensions.cpp
+    mwscript/aiextensions.cpp
     mwscript/extensions.cpp
     mwscript/globalscripts.cpp
     )
@@ -75,6 +76,7 @@ set(GAMESCRIPT_HEADER
     mwscript/skyextensions.hpp
     mwscript/statsextensions.hpp
     mwscript/containerextensions.hpp
+    mwscript/aiextensions.hpp
     mwscript/extensions.hpp
     mwscript/globalscripts.hpp
     )

apps/openmw/mwscript/aiextensions.cpp

@@ -0,0 +1,214 @@
+
+#include "aiextensions.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 Ai
+    {
+        class OpAiTravel : public Interpreter::Opcode1
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime, unsigned int arg0)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    MWWorld::Ptr ptr = context.getReference();
+
+                    Interpreter::Type_Float x = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float y = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float z = runtime[0].mInteger;
+                    runtime.pop();
+
+                    // discard additional arguments (reset), because we have no idea what they mean.
+                    for (unsigned int i=0; i<arg0; ++i) runtime.pop();
+
+                    std::cout << "AiTravel: " << x << ", " << y << ", " << z << std::endl;
+                }
+        };
+
+        class OpAiTravelExplicit : public Interpreter::Opcode1
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime, unsigned int arg0)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    std::string id = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    MWWorld::Ptr ptr = context.getWorld().getPtr (id, false);
+
+                    Interpreter::Type_Float x = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float y = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float z = runtime[0].mInteger;
+                    runtime.pop();
+
+                    // discard additional arguments (reset), because we have no idea what they mean.
+                    for (unsigned int i=0; i<arg0; ++i) runtime.pop();
+
+                    std::cout << "AiTravel: " << x << ", " << y << ", " << z << std::endl;
+                }
+        };
+
+        class OpAiEscort : public Interpreter::Opcode1
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime, unsigned int arg0)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    std::string id = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    MWWorld::Ptr ptr = context.getReference();
+
+                    std::string actor = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    Interpreter::Type_Float duration = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float x = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float y = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float z = runtime[0].mInteger;
+                    runtime.pop();
+
+                    // discard additional arguments (reset), because we have no idea what they mean.
+                    for (unsigned int i=0; i<arg0; ++i) runtime.pop();
+
+                    std::cout << "AiEscort: " << x << ", " << y << ", " << z << ", " << duration
+                        << std::endl;
+                }
+        };
+
+        class OpAiEscortExplicit : public Interpreter::Opcode1
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime, unsigned int arg0)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    std::string id = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    MWWorld::Ptr ptr = context.getWorld().getPtr (id, false);
+
+                    std::string actor = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    Interpreter::Type_Float duration = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float x = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float y = runtime[0].mInteger;
+                    runtime.pop();
+
+                    Interpreter::Type_Float z = runtime[0].mInteger;
+                    runtime.pop();
+
+                    // discard additional arguments (reset), because we have no idea what they mean.
+                    for (unsigned int i=0; i<arg0; ++i) runtime.pop();
+
+                    std::cout << "AiEscort: " << x << ", " << y << ", " << z << ", " << duration
+                        << std::endl;
+                }
+        };
+
+        class OpGetAiPackageDone : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    MWWorld::Ptr ptr = context.getReference();
+
+                    Interpreter::Type_Integer value = 1;
+
+                    runtime.push (value);
+                }
+        };
+
+        class OpGetAiPackageDoneExplicit : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    MWScript::InterpreterContext& context
+                        = static_cast<MWScript::InterpreterContext&> (runtime.getContext());
+
+                    std::string id = runtime.getStringLiteral (runtime[0].mInteger);
+                    runtime.pop();
+
+                    MWWorld::Ptr ptr = context.getWorld().getPtr (id, false);
+
+                    Interpreter::Type_Integer value = 1;
+
+                    runtime.push (value);
+                }
+        };
+
+
+        const int opcodeAiTravel = 0x20000;
+        const int opcodeAiTravelExplicit = 0x20001;
+        const int opcodeAiEscort = 0x20002;
+        const int opcodeAiEscortExplicit = 0x20003;
+        const int opcodeGetAiPackageDone = 0x200007c;
+        const int opcodeGetAiPackageDoneExplicit = 0x200007d;
+
+        void registerExtensions (Compiler::Extensions& extensions)
+        {
+            extensions.registerInstruction ("aitravel", "cllll/l", opcodeAiTravel,
+                opcodeAiTravelExplicit);
+            extensions.registerInstruction ("aiescort", "cllll/l", opcodeAiEscort,
+                opcodeAiEscortExplicit);
+
+            extensions.registerFunction ("getaipackagedone", 'l', "", opcodeGetAiPackageDone,
+                opcodeGetAiPackageDoneExplicit);
+        }
+
+        void installOpcodes (Interpreter::Interpreter& interpreter)
+        {
+            interpreter.installSegment3 (opcodeAiTravel, new OpAiTravel);
+            interpreter.installSegment3 (opcodeAiTravelExplicit, new OpAiTravelExplicit);
+            interpreter.installSegment3 (opcodeAiEscort, new OpAiEscort);
+            interpreter.installSegment3 (opcodeAiEscortExplicit, new OpAiEscortExplicit);
+            interpreter.installSegment5 (opcodeGetAiPackageDone, new OpGetAiPackageDone);
+            interpreter.installSegment5 (opcodeGetAiPackageDoneExplicit, new OpGetAiPackageDoneExplicit);
+        }
+    }
+}

apps/openmw/mwscript/aiextensions.hpp

@@ -0,0 +1,25 @@
+#ifndef GAME_SCRIPT_AIEXTENSIONS_H
+#define GAME_SCRIPT_AIEXTENSIONS_H
+
+namespace Compiler
+{
+    class Extensions;
+}
+
+namespace Interpreter
+{
+    class Interpreter;
+}
+
+namespace MWScript
+{
+    /// \brief AI-related script functionality
+    namespace Ai
+    {
+        void registerExtensions (Compiler::Extensions& extensions);
+
+        void installOpcodes (Interpreter::Interpreter& interpreter);
+    }
+}
+
+#endif

apps/openmw/mwscript/docs/vmformat.txt

@@ -13,8 +13,11 @@ Segment 2:
 opcodes 0x200-0x3ff unused
 
 Segment 3:
-(not implemented yet)
-opcodes 0x20000-0x3ffff unused
+op 0x20000: AiTravel
+op 0x20001: AiTravel, explicit reference
+op 0x20002: AiEscort
+op 0x20003: AiEscort, explicit reference
+opcodes 0x20004-0x3ffff unused
 
 Segment 4:
 (not implemented yet)
@@ -83,4 +86,6 @@ op 0x2000078: GetItemCount
 op 0x2000079: GetItemCount, explicit reference
 op 0x200007a: RemoveItem
 op 0x200007b: RemoveItem, explicit reference
-opcodes 0x200007c-0x3ffffff unused
+op 0x200007c: GetAiPackageDone
+op 0x200007d: GetAiPackageDone, explicit reference
+opcodes 0x200007e-0x3ffffff unused

apps/openmw/mwscript/extensions.cpp

@@ -11,6 +11,7 @@
 #include "skyextensions.hpp"
 #include "statsextensions.hpp"
 #include "containerextensions.hpp"
+#include "aiextensions.hpp"
 
 namespace MWScript
 {
@@ -23,6 +24,7 @@ namespace MWScript
         Sky::registerExtensions (extensions);
         Stats::registerExtensions (extensions);
         Container::registerExtensions (extensions);
+        Ai::registerExtensions (extensions);
     }
 
     void installOpcodes (Interpreter::Interpreter& interpreter)
@@ -35,5 +37,6 @@ namespace MWScript
         Sky::installOpcodes (interpreter);
         Stats::installOpcodes (interpreter);
         Container::installOpcodes (interpreter);
+        Ai::installOpcodes (interpreter);
     }
 }