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Crude start of a decompiled update_climate()

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This commit is contained in:
Matthias Lanzinger
2014-04-27 23:46:18 +02:00
parent f50c2a4445
commit 035fa16fc3
5 changed files with 70 additions and 2 deletions
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64
src/climate.c
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@@ -20,6 +20,7 @@
#include "addresses.h"
#include "date.h"
#include "gfx.h"
#include "rct2.h"
int climate_celcius_to_fahrenheit(int celcius)
@@ -48,3 +49,66 @@ void climate_reset(int climate)
RCT2_GLOBAL(0x013CA752, sint8) = (ecx >> 8) & 0xFF;
RCT2_CALLPROC_X(0x6C461C, 0, 0, 0, 0, 0, 0, 0);
}
/**
*
* rct2: 0x006C46B1
**/
void update_climate()
{
uint8 screen_flags = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8);
if (screen_flags & (~SCREEN_FLAGS_PLAYING)) // only normal play mode gets climate
return;
if (RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16)) {
if (RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16) == 960)
RCT2_GLOBAL(0x009A9804, uint32) |= 8; // XXX climate dirty flag?
RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16)--;
} else if (!(RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TICKS, sint32) & 0x7F)) {
sint8 temperature = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TEMPERATURE, sint8);
sint8 target_temperature = RCT2_GLOBAL(0x013CA74D, sint8);
if (temperature == target_temperature) {
if (RCT2_GLOBAL(0x013CA750, sint8) == RCT2_GLOBAL(0x013CA751, sint8)) {
RCT2_GLOBAL(0x013CA74E, sint8) = RCT2_GLOBAL(0x013CA74F, sint8);
if (RCT2_GLOBAL(0x013CA752, sint8) == RCT2_GLOBAL(0x013CA753, sint8)) {
RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_WEATHER, sint8) = RCT2_GLOBAL(RCT2_ADDRESS_NEXT_WEATHER, sint8);
RCT2_CALLPROC(0x006C461C);
RCT2_GLOBAL(0x009A9804, uint32) |= 8; // XXX climate dirty flag?
}
else {
if (RCT2_GLOBAL(0x013CA753, sint8) == 3)
RCT2_GLOBAL(0x013CA752, sint8) = 3;
else {
sint8 next = RCT2_GLOBAL(0x013CA752, sint8) + 1;
if (RCT2_GLOBAL(0x013CA752, sint8) > RCT2_GLOBAL(0x013CA753, sint8))
next = RCT2_GLOBAL(0x013CA752, sint8) - 1;
RCT2_GLOBAL(0x013CA752, sint8) = next;
}
}
} else {
sint8 next = RCT2_GLOBAL(0x013CA750, sint8) + 1;
if (RCT2_GLOBAL(0x013CA750, sint8) > RCT2_GLOBAL(0x013CA751, sint8))
next = RCT2_GLOBAL(0x013CA750, sint8) - 1;
RCT2_GLOBAL(0x013CA750, sint8) = next;
gfx_invalidate_screen();
}
} else {
sint8 newtemp = temperature + 1;
if (temperature > target_temperature)
newtemp = temperature - 1;
RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TEMPERATURE, sint8) = newtemp;
RCT2_GLOBAL(0x009A9804, uint32) |= 8; // XXX climate dirty flag?
}
}
}