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#include "GX_layers.h"
#include "GX_vramcnt.h"
#include "gx.h"
#include "main.h"
struct GX_LayerData layer_data;
THUMB_FUNC void GX_SetBanks(const struct GraphicsBanks *banks)
{
GX_ResetBankForBG();
GX_ResetBankForBGExtPltt();
GX_ResetBankForSubBG();
FUN_020C6034();
GX_ResetBankForOBJ();
GX_ResetBankForOBJExtPltt();
FUN_020C605C();
GX_ResetBankForSubOBJ();
GX_ResetBankForTex();
GX_ResetBankForTexPltt();
GX_SetBankForBG(banks->bg);
GX_SetBankForBGExtPltt(banks->bgextpltt);
GX_SetBankForSubBG(banks->subbg);
GX_SetBankForSubBGExtPltt(banks->subbgextpltt);
GX_SetBankForOBJ(banks->obj);
GX_SetBankForOBJExtPltt(banks->objextpltt);
GX_SetBankForSubOBJ(banks->subobj);
GX_SetBankForSubOBJExtPltt(banks->subobjextpltt);
GX_SetBankForTex(banks->tex);
GX_SetBankForTexPltt(banks->texpltt);
}
THUMB_FUNC void GX_DisableEngineALayers()
{
layer_data.EngineA_DISPCNT_LayerMask = 0;
}
THUMB_FUNC void GX_EngineAToggleLayers(u32 layer_mask, GX_LayerToggle layer_toggle)
{
if (layer_toggle == GX_LAYER_TOGGLE_ON)
{
if ((layer_data.EngineA_DISPCNT_LayerMask & layer_mask) != 0)
{
return;
}
}
else
{
if ((layer_data.EngineA_DISPCNT_LayerMask & layer_mask) == 0)
{
return;
}
}
reg_GX_DISPCNT = (reg_GX_DISPCNT & 0xFFFFE0FF) | (layer_data.EngineA_DISPCNT_LayerMask ^= layer_mask) << 8;
}
THUMB_FUNC void GX_SetEngineALayers(u32 layer_mask)
{
layer_data.EngineA_DISPCNT_LayerMask = layer_mask;
reg_GX_DISPCNT = (reg_GX_DISPCNT & 0xFFFFE0FF) | layer_mask << 8;
}
THUMB_FUNC void GX_DisableEngineBLayers()
{
layer_data.EngineB_DISPCNT_LayerMask = 0;
}
THUMB_FUNC void GX_EngineBToggleLayers(u32 layer_mask, GX_LayerToggle layer_toggle)
{
if (layer_toggle == GX_LAYER_TOGGLE_ON)
{
if ((layer_data.EngineB_DISPCNT_LayerMask & layer_mask) != 0)
{
return;
}
}
else
{
if ((layer_data.EngineB_DISPCNT_LayerMask & layer_mask) == 0)
{
return;
}
}
reg_GXS_DB_DISPCNT = (reg_GXS_DB_DISPCNT & 0xFFFFE0FF) | (layer_data.EngineB_DISPCNT_LayerMask ^= layer_mask) << 8;
}
THUMB_FUNC void GX_BothDispOn()
{
GX_DispOn();
reg_GXS_DB_DISPCNT |= 0x10000;
}
THUMB_FUNC void GX_SwapDisplay()
{
if (gMain.unk65 == 0)
{
reg_GX_POWCNT |= 0x8000; //send display A to lower screen
}
else
{
reg_GX_POWCNT &= 0xFFFF7FFF; // sned display A to upper screen
}
}
THUMB_FUNC u32 GX_GetEngineALayers()
{
return layer_data.EngineA_DISPCNT_LayerMask;
}
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