#include <algorithm>
#include <assert.h>
#include "GLideN64.h"
#include "RSP.h"
#include "gSP.h"
#include "F3D.h"
#include "F3DEX.h"
#include "F3DEX2.h"
#include "F3DEX2ACCLAIM.h"

using namespace std;

void F3DEX2ACCLAIM_MoveMem( u32 w0, u32 w1 )
{
	switch (_SHIFTR( w0, 0, 8 ))
	{
		case F3DEX2_MV_VIEWPORT:
			gSPViewport( w1 );
			break;
		case G_MV_MATRIX:
			gSPForceMatrix( w1 );

			// force matrix takes two commands
			RSP.PC[RSP.PCi] += 8;
			break;
		case G_MV_LIGHT:
			{
				const u32 offset = (_SHIFTR(w0, 5, 11))&0x7F8;
				if (offset <= 24 * 3) {
					const u32 n = offset / 24;
					if (n < 2)
						gSPLookAt(w1, n);
					else
						gSPLight(w1, n - 1);
				} else {
					const u32 n = 2 + (offset - 24 * 4) / 16;
					gSPLightAcclaim(w1, n);
				}
			}
			break;
	}
}

void F3DEX2ACCLAIM_Init()
{
	gSPSetupFunctions();
	// Set GeometryMode flags
	GBI_InitFlags( F3DEX2 );

	GBI.PCStackSize = 18;

	// GBI Command						Command Value				Command Function
	GBI_SetGBI( G_RDPHALF_2,			F3DEX2_RDPHALF_2,			F3D_RDPHalf_2 );
	GBI_SetGBI( G_SETOTHERMODE_H,		F3DEX2_SETOTHERMODE_H,		F3DEX2_SetOtherMode_H );
	GBI_SetGBI( G_SETOTHERMODE_L,		F3DEX2_SETOTHERMODE_L,		F3DEX2_SetOtherMode_L );
	GBI_SetGBI( G_RDPHALF_1,			F3DEX2_RDPHALF_1,			F3D_RDPHalf_1 );
	GBI_SetGBI( G_SPNOOP,				F3DEX2_SPNOOP,				F3D_SPNoOp );
	GBI_SetGBI( G_ENDDL,				F3DEX2_ENDDL,				F3D_EndDL );
	GBI_SetGBI( G_DL,					F3DEX2_DL,					F3D_DList );
	GBI_SetGBI( G_LOAD_UCODE,			F3DEX2_LOAD_UCODE,			F3DEX_Load_uCode );
	GBI_SetGBI( G_MOVEMEM,				F3DEX2_MOVEMEM,				F3DEX2ACCLAIM_MoveMem );
	GBI_SetGBI( G_MOVEWORD,				F3DEX2_MOVEWORD,			F3DEX2_MoveWord );
	GBI_SetGBI( G_MTX,					F3DEX2_MTX,					F3DEX2_Mtx );
	GBI_SetGBI( G_GEOMETRYMODE,			F3DEX2_GEOMETRYMODE,		F3DEX2_GeometryMode );
	GBI_SetGBI( G_POPMTX,				F3DEX2_POPMTX,				F3DEX2_PopMtx );
	GBI_SetGBI( G_TEXTURE,				F3DEX2_TEXTURE,				F3DEX2_Texture );
	GBI_SetGBI( G_DMA_IO,				F3DEX2_DMA_IO,				F3DEX2_DMAIO );
	GBI_SetGBI( G_SPECIAL_1,			F3DEX2_SPECIAL_1,			F3DEX2_Special_1 );
	GBI_SetGBI( G_SPECIAL_2,			F3DEX2_SPECIAL_2,			F3DEX2_Special_2 );
	GBI_SetGBI( G_SPECIAL_3,			F3DEX2_SPECIAL_3,			F3DEX2_Special_3 );

	GBI_SetGBI( G_VTX,					F3DEX2_VTX,					F3DEX2_Vtx );
	GBI_SetGBI( G_MODIFYVTX,			F3DEX2_MODIFYVTX,			F3DEX_ModifyVtx );
	GBI_SetGBI(	G_CULLDL,				F3DEX2_CULLDL,				F3DEX_CullDL );
	GBI_SetGBI( G_BRANCH_Z,				F3DEX2_BRANCH_Z,			F3DEX_Branch_Z );
	GBI_SetGBI( G_TRI1,					F3DEX2_TRI1,				F3DEX2_Tri1 );
	GBI_SetGBI( G_TRI2,					F3DEX2_TRI2,				F3DEX_Tri2 );
	GBI_SetGBI( G_QUAD,					F3DEX2_QUAD,				F3DEX2_Quad );
	GBI_SetGBI( G_LINE3D,				F3DEX2_LINE3D,				F3DEX2_Line3D );
}

