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Prototype for acessing arrays from code.

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JezuzLizard
2023-05-01 12:29:43 -07:00
parent 879fed10df
commit bffd8f65b3
5 changed files with 214 additions and 3 deletions
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51
src/game/game.cpp
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@@ -3,6 +3,7 @@
#include <utils/hook.hpp>
#include <utils/memory.hpp>
#include <utils/string.hpp>
namespace game
{
@@ -460,6 +461,23 @@ namespace game
}
}
unsigned int GetArrayVariableIndex(unsigned int unsignedValue, scriptInstance_t inst, unsigned int parentId, void* call_addr)
{
unsigned int answer;
__asm
{
push parentId;
push inst;
mov eax, unsignedValue;
call call_addr;
mov answer, eax;
add esp, 0x8;
}
return answer;
}
unsigned int Scr_GetNumParam(scriptInstance_t inst)
{
return gScrVmPub[inst].outparamcount;
@@ -786,6 +804,39 @@ namespace game
return dist;
}
VariableUnion Scr_GetObject(unsigned int index, scriptInstance_t inst)
{
const char* v3; // eax
const char* v4; // eax
VariableValue* value; // [esp+0h] [ebp-4h]
if (index < gScrVmPub[inst].outparamcount)
{
value = &gScrVmPub[inst].top[-index];
if (value->type == VAR_BEGIN_REF)
return value->u;
gScrVarPub[inst].error_index = index + 1;
v3 = utils::string::va("type %s is not an object", var_typename[value->type]);
Scr_Error(v3, inst, 0);
}
v4 = utils::string::va("parameter %d does not exist", index + 1);
Scr_Error(v4, inst, 0);
return value->u;
}
unsigned int GetArraySize(scriptInstance_t inst, unsigned int id)
{
VariableValueInternal* entryValue; // [esp+0h] [ebp-4h]
entryValue = &gScrVarGlob[inst].parentVariables[id + 1];
return entryValue->u.o.u.size;
}
unsigned int GetArrayVariable(scriptInstance_t inst, unsigned int parentId, unsigned int unsignedValue)
{
return gScrVarGlob[inst].childVariables[GetArrayVariableIndex(unsignedValue, inst, parentId)].hash.id;
}
void Sentient_GetVelocity(sentient_s* self, float* vVelOut)
{
static const auto call_addr = SELECT(0x0, 0x5662A0);