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implement sub_6DAB4C_chunk_1

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IntelOrca
2015-10-25 16:34:04 +00:00
parent 9ad290463a
commit 96575ba4d8
1 changed files with 82 additions and 8 deletions
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90
src/ride/vehicle.c
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@@ -616,6 +616,67 @@ bool sub_6DD365(rct_vehicle *vehicle)
return RCT2_CALLFUNC_Y(0x006DD365, &regs) & 0x100;
}
// 0x0x009A2970
const sint32 *dword_9A297 = (sint32*)0x009A2970;
/**
*
* rct2: 0x006DAB6F
*/
static void sub_6DAB4C_chunk_1(rct_vehicle *vehicle)
{
rct_ride_type *rideEntry = GET_RIDE_ENTRY(vehicle->ride_subtype);
rct_ride_type_vehicle *vehicleEntry = &rideEntry->vehicles[vehicle->vehicle_type];
int verticalG, lateralG;
registers regs;
RCT2_GLOBAL(0x00F64E2C, uint8) = 0;
RCT2_GLOBAL(0x00F64E04, rct_vehicle*) = vehicle;
RCT2_GLOBAL(0x00F64E18, uint32) = 0;
RCT2_GLOBAL(0x00F64E1C, uint32) = 0xFFFFFFFF;
if (vehicleEntry->var_12 & (1 << 1)) {
regs.bx = vehicle->var_36 >> 2;
if (regs.bx < 68 || regs.bx >= 87) {
vehicle_get_g_forces(vehicle, &verticalG, &lateralG);
lateralG = abs(lateralG);
if (lateralG <= 150) {
if (dword_9A297[vehicle->var_1F] < 0) {
if (verticalG > -40) {
return;
}
} else if (verticalG > -80) {
return;
}
}
if (vehicle->var_1F != 8) {
RCT2_GLOBAL(0x00F64E18, uint32) |= (1 << 6);
}
}
} else if (vehicleEntry->var_12 & (1 << 2)) {
regs.bx = vehicle->var_36 >> 2;
if (regs.bx < 68 || regs.bx >= 87) {
vehicle_get_g_forces(vehicle, &verticalG, &lateralG);
if (dword_9A297[vehicle->var_1F] < 0) {
if (verticalG > -45) {
return;
}
} else {
if (verticalG > -80) {
return;
}
}
if (vehicle->var_1F != 8 && vehicle->var_1F != 55) {
RCT2_GLOBAL(0x00F64E18, uint32) |= (1 << 6);
}
}
}
}
/**
*
* rct2: 0x006DAB4C
@@ -624,17 +685,30 @@ int sub_6DAB4C(rct_vehicle *vehicle, int *outStation)
{
registers regs;
rct_ride_type *rideEntry = GET_RIDE_ENTRY(vehicle->ride_subtype);
rct_ride_type_vehicle *vehicleEntry = &rideEntry->vehicles[vehicle->vehicle_type];
// esi = vehicle
// eax = rideEntry
// edi = vehicleEntry
if (vehicleEntry->var_12 & (1 << 3)) {
goto loc_6DC3A7;
}
sub_6DAB4C_chunk_1(vehicle);
loc_6DAC43:
regs.esi = vehicle;
regs.edi = vehicle->vehicle_type;
regs.eax = vehicle->ride_subtype;
regs.edi *= 0x65;
regs.eax = GET_RIDE_ENTRY(regs.eax);
regs.edi += regs.eax;
regs.edi = (int)vehicleEntry - 0x1A;
RCT2_CALLFUNC_Y(0x006DAC43, &regs);
goto end;
RCT2_CALLFUNC_Y(0x006DAB63, &regs);
loc_6DC3A7:
regs.esi = vehicle;
RCT2_CALLFUNC_Y(0x006DC3A7, &regs);
// regs.eax = 0;
// regs.ebx = 0;
end:
hook_setreturnregisters(&regs);
return regs.eax;
}