gxsetup_exrej.s 20.1 KB
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/*---------------------------------------------------------------------*
	Copyright (C) 1998, Nintendo.
	
	File		gxsetup_exrej.s
	Coded    by	Yoshitaka Yasumoto.	Dec  5, 1997.
	
	$Id: gxsetup_exrej.s,v 1.1.1.1 2002/05/02 03:29:11 blythe Exp $
 *---------------------------------------------------------------------*/

 #!Reserved  (0,11,12,22,23,24,25,26,27,31)
 #!Reserved  (v0,v1,v29,v30,v31)

	#---------------------------------------------------------------------
	#  caseEXRej_G_TRI1
	#
	#	1 つの 3 角形を描画する.
	#	2 TRI の片方の三角形で同じ頂点を指定し, 外積=0 で Reject させる
	#	+------------+------------+------------+------------+
	#	|   G_TRI1   |    v0*2    |    v1*2    |    v2*2    |
	#	+------------+------------+------------+------------+
	#	|            |     0      |     0      |     0      |
	#	+------------+------------+------------+------------+
	#
	#---------------------------------------------------------------------
caseEXRej_G_TRI1:
	sw	zero, (RSP_DLINPUT_BOTTOM-4)(dinp)

	#---------------------------------------------------------------------
	#  caseEXRej_G_TRI2
	#
	#	2 つの 3 角形を描画する. もし 1 つしか描画する必要がないなら
	#	gfx1(w0,w1,w2) に 0 を代入する.
	#	+------------+------------+------------+------------+
	#	|   G_TRI    |    v0*2    |    v1*2    |    v2*2    |
	#	+------------+------------+------------+------------+
	#	|            |    w0*2    |    w1*2    |    w2*2    |
	#	+------------+------------+------------+------------+
	#
	#---------------------------------------------------------------------	
caseEXRej_G_TRI2:
	
	#---------------------------------------------------------------------
	#  頂点キャッシュへのポインタの取得
	#---------------------------------------------------------------------
	#  アトリビュートデータの小数部の初期化
	#	[0]〜[3]=0x8000 を代入
	#---------------------------------------------------------------------
	#  y ソート用データの作成
	#	vtx0=[v0x|v0y|v0p|-|w0x|w0y|w0p|-]
	#	vtx1=[v1x|v1y|v1p|-|w1x|w1y|w1p|-]
	#	vtx2=[v2x|v2y|v2p|-|w2x|w2y|w2p|-]
	#	ymax=[v0y|v0y|v0y|-|w0y|w0y|w0y|-]
	#---------------------------------------------------------------------
  Assign(v0, 1)
  Assign(v1, 2)
  Assign(v2, 3)
  Assign(vflat, 4)
  Assign(w0, 5)
  Assign(w1, 6)
  Assign(w2, 7)
  Assign(wflat, 8)	
  Assign(cmask, 9)
  Assign(vtx0, v2)
  Assign(vtx1, v3)
  Assign(vtx2, v4)
  Assign(ymin, v5)
  Assign(vMr, v6)
  Assign(vM, v7)
  Assign(aminf, v8)
  Assign(amidf, v9)
  Assign(amaxf, v10)
		addiu	sys0, dinp, RSP_DLINPUT_BOTTOM	  vnxor	aminf, vzero, _0x7fff
		luv	vtx1[0], -8(sys0)		  vnxor	amidf, vzero, _0x7fff
		lbu	v0, -7(sys0)			  vnxor	amaxf, vzero, _0x7fff
		lbu	w0, -3(sys0)			/*V*/
		lbu	v1, -6(sys0)			vmudn	vtx0, vone,  _TopOfPoints
		lbu	w1, -2(sys0)			vmadl	vtx1, vtx1,  _0x1400
		lhu	v0, RSP_SUBMOD_POINTS(v0)	/*V*/
		lhu	w0, RSP_SUBMOD_POINTS(w0)	/*V*/
		lhu	v1, RSP_SUBMOD_POINTS(v1)	/*V*/
		lhu	w1, RSP_SUBMOD_POINTS(w1)	vor	vtx0, vzero, vtx1[1h]	
		  llv	vtx0[0], oRSP_POINT_XS(v0)	vor	vtx2, vzero, vtx1[3h]	
		  llv	vtx0[8], oRSP_POINT_XS(w0)	/*V*/
		  llv	vtx1[0], oRSP_POINT_XS(v1)	/*V*/
		  llv	vtx1[8], oRSP_POINT_XS(w1)	/*V*/
		_mov	(vflat, v0)			/*V*/
		_mov	(wflat, w0)			vor	ymin, vzero, vtx0[1h]
		mfc2	v2, vtx2[6]			/*V*/
		mfc2	w2, vtx2[14]			vsub	vMr, vtx1, vtx0
	lbu	cmask, RSP_LSTAT_RENDER_CULL(zero)	vsub	vM,  vtx0, vtx1
  EndAssign(w0, 5)
  EndAssign(w1, 6)
	#---------------------------------------------------------------------
	#  Clip Code の取得 Reject 判定
	#	3 頂点のどれら 1 つが RejectBox 外にあることが確定したら終了
	#---------------------------------------------------------------------
	#  外積値の計算による裏表判定
	#	CULL フラグと考え合わせ, CULLing する.
	#---------------------------------------------------------------------
	#  y ソート
	#	3 頂点を y 座標をキーにしてソートする
	#---------------------------------------------------------------------
  Assign(v2y, 5)
  Assign(w2y, 6)
  Assign(isrej, 10)
  Assign(isbak, 13)
  Assign(zoutp, 14)
  Assign(ymid, v11)
  Assign(ymax, v12)
  Assign(vH, v13)
  Assign(vL, v14)
  Assign(vmin, v15)
  Assign(vmid, v16)
  Assign(vmax, v17)
  Assign(vmaxT, v18)
		/*Resv*/				vge	ymax,  ymin,  vtx1[1h]
		  llv	vtx2[0], oRSP_POINT_XS(v2)	/*Resv*/
		  llv	vtx2[8], oRSP_POINT_XS(w2)	vlt	ymin,  ymin,  vtx1[1h]
	lh	v2y, oRSP_POINT_YS(v2)			vmrg	vmin,  vtx0,  vtx1
		_mov	(zoutp, outp)			vmrg	vmaxT, vtx1,  vtx0
	lh	w2y, oRSP_POINT_YS(w2)			  vlt	vtmp,  ymax,  _0x7ffc
	cfc2	isrej, $vcc				  vsub	vH,    vtx0,  vtx2
	lhu	cmask, RSP_SUBMOD_LXRej_CULLMASK(cmask)	vge	ymid,  ymin,  vtx2[1h]
	slti	v2y,   v2y,   0x7ffc			vmrg	vmid,  vmin,  vtx2
	sll	v2y,   v2y,   1				vmrg	vmin,  vtx2,  vmin
	slti	w2y,   w2y,   0x7ffc			  vmudh	vtmp,  vMr,   vH[0h]
	sll	w2y,   w2y,   5				  vmadh	vM,    vH,    vM[0h]
	or	v2y,   v2y,   w2y			vge	ymax,  ymax,  ymid
	and	isrej, isrej, v2y			vmrg	vmax,  vmaxT, vmid
	sll	v2y,   isrej, 8				vmrg	vmid,  vmid,  vmaxT
	or	isrej, isrej, v2y			  vch	vM,    vM,    _0x0001
	cfc2	isbak, $vcc				  vadd	vM,    vzero, vzero	# Clear VCO
	  mfc2	v0, vmin[4]				vsub	vH,  vmax, vmin
	and	cmask, cmask, isrej			vsub	vM,  vmid, vmin
	and	isrej, isbak, cmask			vsub	vMr, vmin, vmid
	/*Resv*/					vsub	vL,  vmax, vmid
	beq	isrej, zero,  GfxDone			/*Resv*/
  EndAssign(v2y, 5)
  EndAssign(w2y, 6)
  EndAssign(w2, 7)
  EndAssign(isbak, 13)
  EndAssign(cmask, 9)
  EndAssign(vmaxT, v18)
  EndAssign(ymax, v12)
  EndAssign(ymid, v11)
  EndAssign(ymin, v5)
  EndAssign(vtx0, v2)
  EndAssign(vtx1, v3)
  EndAssign(vtx2, v4)
	#---------------------------------------------------------------------
	#  y ソート結果取得
	#	頂点キャッシュへのポインタを再設定
	#---------------------------------------------------------------------
	#  外積値 r の再計算
	#	r[1] = vHx*vMy - vMx*vHy = vHx*vMy + vHx*vMy_r
	#---------------------------------------------------------------------
	#  1/r, 1/Dx の値をテーブルで求める
	#	vrcph/l で求めるのは 1/2X の値. (R=1/X)
	#---------------------------------------------------------------------
  Assign(flag, 5)
  Assign(rf, v2)
  Assign(ri, v3)
	  mfc2	v1, vmid[4]				/*Delay*/
	  mfc2	v2, vmax[4]				vmudh	vtmp, vM, vH[0h]
	lw	flag, RSP_LSTAT_RENDER(zero)		vmadh	vtmp, vH, vMr[0h]
	andi	sys0, isrej, 0x0202			vsar	ri, ri, ri[0]
	/*Resv*/					vsar	rf, rf, rf[1]
	beq	sys0, zero, setupEXRej_ExchgTri		/*Resv*/
	#---------------------------------------------------------------------
	#  TRI 描画ループ地点
	#	ここ以降で必要な値
	#		vmin[1|5], vmid[1|5], vmax[1|5]
	#		v0, v1, v2, vflat, wflat
	#		vL[0|1|4|5], vM[0|1|4|5], vL[0|1|4|5], vMr[0|4]
	#		ri[1|5], rf[1|5]
	#		isrej, flag
	#---------------------------------------------------------------------
setupEXRej_TriStart:
  Assign(invDyf, v4)
  Assign(invDyi, v5)
  Assign(vHr, v11)
	/*Delay*/					vsub	vHr, vmin, vmax
	sll	sys0, flag, 10				vrcp	invDyf[0], vL[1]
	/*Resv*/					vrcph	invDyi[0], _0x0000
	bgez	sys0, setupEXRej_flat			/*Resv*/
	/*Delay*/					vrcp	invDyf[2], vM[1]
	#---------------------------------------------------------------------
	#  Smooth Shading
	#	RGBA を取得する.
	#---------------------------------------------------------------------
  Assign(amin, v12)
  Assign(amid, v18)
  Assign(amax, v19)
  Assign(invrf, v20)
  Assign(invri, v21)
	lpv	amin[0], oRSP_POINT_R(v0)		vrcph	invDyi[2], _0x0000
	lpv	amid[0], oRSP_POINT_R(v1)		vrcp	invDyf[3], vH[1]
	lpv	amax[0], oRSP_POINT_R(v2)		vrcph	invDyi[3], ri[1]
	/*Resv*/					vrcpl	invrf[1],  rf[1]
	j	setupEXRej_1				/*Resv*/
	/*Delay*/					vrcph	invri[1],  _0x0000
	#---------------------------------------------------------------------
	#  Flat Shading
	#	Flat のときは RGBA 値に同じ値を代入する.
	#	Flat を使用しても FOG が使用できるようにするため,
	#	A 値は別に代入する.
	#---------------------------------------------------------------------
setupEXRej_flat:
#ifndef	COMPATIBLE
	lpv	amin[0], oRSP_POINT_R(vflat)		vrcph	invDyi[2], _0x0000
	lbv	amin[6], oRSP_POINT_A(v0)		vrcp	invDyf[3], vH[1]
	lpv	amid[0], oRSP_POINT_R(vflat)		vrcph	invDyi[3], ri[1]
	lbv	amid[6], oRSP_POINT_A(v1)		vrcpl	invrf[1],  rf[1]
	lpv	amax[0], oRSP_POINT_R(vflat)		vrcph	invri[1],  _0x0000
	lbv	amax[6], oRSP_POINT_A(v2)		/*Resv*/
#else
	lpv	amin[0], oRSP_POINT_R(vflat)		vrcph	invDyi[2], _0x0000
	lpv	amid[0], oRSP_POINT_R(vflat)		vrcp	invDyf[3], vH[1]
	lpv	amax[0], oRSP_POINT_R(vflat)		vrcph	invDyi[3], ri[1]
	/*S*/						vrcpl	invrf[1],  rf[1]
	/*S*/						vrcph	invri[1],  _0x0000
	/*S*/						/*Resv*/
#endif
	#---------------------------------------------------------------------
	#  カラー値の小数点位置修正
	#---------------------------------------------------------------------
	#  1/r の値を Newton 法で求める(1)
	#	vrcph/l で求めるのは 1/2X の値. (R=1/X)
	#	1/X = R*(2-R*X) = R/2*(4+R/2*X*(-4))
	#---------------------------------------------------------------------
	#  1/w の値の最小値を取得する
	#	この値は 1/w の正規化に使用される
	#---------------------------------------------------------------------
	#  サブピクセル値を計算する (1)
	#---------------------------------------------------------------------
setupEXRej_1:
  Assign(iw0, 6)
  Assign(iw1, 7)
  Assign(iw2, 9)
  Assign(txflag, 13)
  Assign(cmd1, 15)
  Assign(xL, 16)
  Assign(DxDyi, v22)
  Assign(DxDyf, v23)
  Assign(nearWi, v24)
  Assign(invWi, v25)
  Assign(yf, v26)
	/*Resv*/						vmov	vL[2], vM[0]
	lw	iw0,       oRSP_POINT_INVWI(v0)			vmov	vL[3], vH[0]
#define	DEBUG_207
#ifdef	DEBUG_207
	lw	iw1,       oRSP_POINT_INVWI(v1)			vmudl	vtmp,   invDyf, _0x0020
	lw	iw2,       oRSP_POINT_INVWI(v2)			vmadm	invDyi, invDyi, _0x0020
#else
	lw	iw1,       oRSP_POINT_INVWI(v1)			vmudl	vtmp,   invDyf, _0x0008
	lw	iw2,       oRSP_POINT_INVWI(v2)			vmadm	invDyi, invDyi, _0x0008
#endif
	  lsv	aminf[14], oRSP_POINT_ZSF(v0)			vmadn	invDyf, vzero,  _0x0000
#ifdef	DEBUG_207
	  lsv	amaxf[14], oRSP_POINT_ZSF(v2)			vmudm	DxDyi,  vL,     _0x1000
#else
	  lsv	amaxf[14], oRSP_POINT_ZSF(v2)			vmudm	DxDyi,  vL,     _0x4000
#endif
	  lbu	txflag, RSP_LSTAT_TEX_ENABLE(zero)		vmadn	DxDyf,  vzero,  _0x0000
#define	rfTmp	vL
  Assign(riTmp, v27)
	sub	sys0, iw0,  iw1				vmudl	vtmp,  invrf, rf
	sra	sys1, sys0, 31				vmadm	vtmp,  invri, rf
	and	sys0, sys0, sys1			vmadn	rfTmp, invrf, ri
	sub	iw0,  iw0,  sys0			vmadh	riTmp, invri, ri
	sub	sys0, iw0,  iw2				  vmudl	amin,  amin,  _0x0100
	sra	sys1, sys0, 31				  vmudl	amid,  amid,  _0x0100
	and	sys0, sys0, sys1			  vmudl	amax,  amax,  _0x0100
	  lsv	amin[14],  oRSP_POINT_ZS(v0)		vmudh	vtmp,  vone,  _0x0010
	  lsv	amax[14],  oRSP_POINT_ZS(v2)		vmadn	rfTmp, rfTmp, _0xfff0
	sub	iw0,  iw0,  sys0			vmadh	riTmp, riTmp, _0xfff0
	sw	iw0,       0(outp)				vmudl	vtmp,  DxDyf, invDyf
	llv	nearWi[0], 0(outp)				vmadm	vtmp,  DxDyi, invDyf
	  mfc2	cmd1, ri[1]					vmadn	DxDyf, DxDyf, invDyi
	lh	xL, oRSP_POINT_XS(v1)				vmadh	DxDyi, DxDyi, invDyi
  EndAssign(invDyi, v5)
  EndAssign(invDyf, v4)
	llv	invWi[0],  oRSP_POINT_INVWI(v1)		  vmudn	yf, vmin,  _0x4000
	llv	invWi[8],  oRSP_POINT_INVWI(v0)		vmudl	vtmp,  rfTmp, invrf
	llv	invWi[12], oRSP_POINT_INVWI(v2)		vmadm	vtmp,  riTmp, invrf
	/*Resv*/					vmadn	invrf, rfTmp, invri
	beq	txflag, zero, setupEXRej_noTxtr		/*Resv*/
	/*Delay*/					vmadh	invri, riTmp, invri
  EndAssign(iw0, 6)
  EndAssign(iw1, 7)
  EndAssign(iw2, 9)
#undef	rfTmp
  EndAssign(riTmp, v27)
	#---------------------------------------------------------------
	#  Texture On 時の処理
	#	3 頂点の 1/W を正規化し, S,T に乗じ, amin,amid,amax に
	#	格納する.
	#---------------------------------------------------------------
  Assign(nearWf, v4)
  Assign(invWf, v5)
  Assign(stw01i, v27)
  Assign(stw2_i, v28)
		vrcph	vtmp[0],   nearWi[0]				/*S*/
		vrcpl	nearWf[0], nearWi[1]				/*S*/
		  vadd	invWf, vzero, invWi[1q]				/*S*/
		vrcph	nearWi[0], _0x0000				/*S*/
		  vor	stw01i, vzero, _0x7fff				/*S*/
		vmudm	vtmp,  invWi, nearWf[0]				/*S*/
		vmadl	vtmp,  invWf, nearWf[0]				llv	stw01i[0], oRSP_POINT_S(v1)
		vmadn	invWf, invWf, nearWi[0]				llv	stw01i[8], oRSP_POINT_S(v0)
		vmadh	invWi, invWi, nearWi[0]				/*S*/
  EndAssign(nearWf, v4)
  EndAssign(nearWi, v24)
  Assign(stw01f, v4)
  Assign(stw2_f, v24)
		  vor	stw2_i, vzero, _0x7fff				/*S*/
		  vge	vtmp, vconst1,vconst1[7] /*[4|5|6]移動*/	llv	stw2_i[8], oRSP_POINT_S(v2)
		vmudm	vtmp,   stw01i, invWf[0h]			/*S*/
		vmadh	stw01i, stw01i, invWi[0h]			/*S*/
		vmadn	stw01f, vzero,  _0x0000				/*S*/
		vmudm	vtmp,   stw2_i, invWf[6]			/*S*/
		vmadh	stw2_i, stw2_i, invWi[6]			/*S*/
		vmadn	stw2_f, vzero,  _0x0000				sdv	stw01i[0], 0(outp)
		vmrg	amin,  amin,  stw01i	 /*S で置換可*/		sdv	stw01f[0], 8(outp)
		vmrg	aminf, aminf, stw01f				ldv	amid[8],   0(outp)
		vmrg	amax,  amax,  stw2_i				ldv	amidf[8],  8(outp)
		vmrg	amaxf, amaxf, stw2_f				/*S*/
  EndAssign(invWf, v5)
  EndAssign(invWi, v25)
  EndAssign(stw01i, v27)
  EndAssign(stw01f, v4)
  EndAssign(stw2_i, v28)
  EndAssign(stw2_f, v24)
	#---------------------------------------------------------------------
	#  ここで合流
	#---------------------------------------------------------------------
setupEXRej_noTxtr:
	#---------------------------------------------------------------------
	#  サブピクセル値を計算する (2)
	#---------------------------------------------------------------------
  Assign(yi, v4)
	vsubc	yf, vzero, yf					lsv	amidf[14], oRSP_POINT_ZSF(v1)
	vsub	yi, vzero, _0x0000				lsv	amid[14],  oRSP_POINT_ZS(v1)
	#---------------------------------------------------------------------
	#  V 命令と S 命令の調整
	#---------------------------------------------------------------------
	#  辺 H,M に沿った Attribute の変化量計算
	#	DaH,DaM
	#---------------------------------------------------------------------
  Assign(cmd0, 6)
  Assign(DaHf, v5)
  Assign(DaHi, v24)
  Assign(DaMf, v25)
  Assign(DaMi, v27)
		vmov	vmax[2], vmid[1]				lbu	sys0, RSP_LSTAT_TEX_TILE(zero)
		vmov	vmax[3], vmin[1]				ori	cmd0, flag, G_TRI_FILL
	vor	vtmp,   vzero, _0x4000					/*S*/
#ifdef	DEBUG_207
  Assign(tDxDyf, v28)
	vand	tDxDyf, DxDyf, _0xfff8					/*S*/
#endif
		vsubc	DaHf, amaxf, aminf				or	cmd0, cmd0, txflag
		vsub	DaHi, amax,  amin				andi	cmd1, cmd1, 0x80
		vsubc	DaMf, amidf, aminf				or	cmd1, cmd1, sys0
		vsub	DaMi, amid,  amin				sdv	vmax[0],  0(outp)
  EndAssign(amax, v19)
  EndAssign(amid, v18)
	
	#---------------------------------------------------------------------
	#  XM,XH のサブピクセル計算
	#---------------------------------------------------------------------
  Assign(soutp, 7)
  Assign(xi, v18)
  Assign(xf, v19)
	vmudn	vtmp,  vtmp,  vmin[0]					sb	cmd0,     0(outp)
#ifdef	DEBUG_207
	vmadl	vtmp, tDxDyf, yf[1]					sb	cmd1,     1(outp)
	vmadm	vtmp,  DxDyi, yf[1]					sll	xL, xL, 14
	vmadn	xf,   tDxDyf, yi[1]					sw	xL,       8(outp)
  EndAssign(tDxDyf, v28)
#else
	vmadl	vtmp,  DxDyf, yf[1]					sb	cmd1,     1(outp)
	vmadm	vtmp,  DxDyi, yf[1]					sll	xL, xL, 14
	vmadn	xf,    DxDyf, yi[1]					sw	xL,       8(outp)
#endif
	vmadh	xi,    DxDyi, yi[1]					addiu	soutp, outp, 32
  EndAssign(xL, 16)
  EndAssign(cmd0, 6)
  EndAssign(cmd1, 15)
	#---------------------------------------------------------------------
	#  DaDx の計算 (1)
	#	DaDx = DyM * DaH - DyH * DaM
	#---------------------------------------------------------------------
		vmudn	vtmp,  DaHf,  vM[1]			ssv	DxDyi[6], 20(outp)	/*H*/
		vmadh	vtmp,  DaHi,  vM[1]			ssv	DxDyf[6], 22(outp)	/*H*/
		vmadn	vtmp,  DaMf,  vHr[1]			ssv	DxDyi[4], 28(outp)	/*M*/
		vmadh	vtmp,  DaMi,  vHr[1]			ssv	DxDyf[4], 30(outp)	/*M*/
  EndAssign(vHr, v11)
  Assign(DaDxf, v11)
  Assign(DaDxi, v28)
		vsar	DaDxf, DaDxf, DaDxf[1]			ssv	DxDyi[0], 12(outp)	/*L*/
		vsar	DaDxi, DaDxi, DaDxi[0]			ssv	DxDyf[0], 14(outp)	/*L*/
	#---------------------------------------------------------------------
	#  DaDy の計算 (1)
	#	DaDy = DxH * DaM - DxM * DaH
	#---------------------------------------------------------------------
		vmudn	vtmp,  DaMf,  vH[0]			ssv	xi[6], 16(outp)
		vmadh	vtmp,  DaMi,  vH[0]			ssv	xf[6], 18(outp)
		vmadn	vtmp,  DaHf,  vMr[0]			ssv	xi[4], 24(outp)
		vmadh	vtmp,  DaHi,  vMr[0]			ssv	xf[4], 26(outp)
  EndAssign(xf, v19)
  EndAssign(xi, v18)
  EndAssign(DaHf, v5)
  EndAssign(DaHi, v24)
  EndAssign(DaMf, v25)
  EndAssign(DaMi, v27)
  Assign(DaDyf, v5)
  Assign(DaDyi, v18)
		vsar	DaDyf, DaDyf, DaDyf[1]				andi	sys0,   flag,   G_RDP_TRI_SHADE_MASK
		vsar	DaDyi, DaDyi, DaDyi[0]				sll	sys0,   sys0,   4
	#---------------------------------------------------------------------
	#  DaDx の計算 (2)
	#	DaDx = DaDx / r
	#---------------------------------------------------------------------
  Assign(toutp, 6)
		vmudl	vtmp,   DaDxf, invrf[1]				add	toutp,  soutp,  sys0
		vmadm	vtmp,   DaDxi, invrf[1]				sll	sys0,   txflag, 5
		vmadn	DaDxf,  DaDxf, invri[1]				add	zoutp,  toutp,  sys0
		vmadh	DaDxi,  DaDxi, invri[1]				andi	sys0,   flag,   G_RDP_TRI_ZBUFF_MASK
  EndAssign(txflag, 13)
	#---------------------------------------------------------------------
	#  DaDy の計算 (2)
	#	DaDy = DaDy / r		
	#---------------------------------------------------------------------
		vmudl	vtmp,   DaDyf, invrf[1]				sll	sys0,   sys0,   4
		vmadm	vtmp,   DaDyi, invrf[1]				add	outp,   zoutp,  sys0
		vmadn	DaDyf,  DaDyf, invri[1]			sdv	DaDxf[0], 24(soutp)
		vmadh	DaDyi,  DaDyi, invri[1]			sdv	DaDxi[0],  8(soutp)
  EndAssign(invrf, v20)
  EndAssign(invri, v21)
  Assign(DaDef, v19)
  Assign(DaDei, v20)
	#---------------------------------------------------------------------
	#  DaDx,DaDy,DaDe の計算
	#---------------------------------------------------------------------
		# DaDe = DaDy + DaDx * DxDyH (ACC = DaDy)
		vmadl	vtmp,   DaDxf, DxDyf[3]			sdv	DaDxf[8], 24(toutp)
		vmadm	vtmp,   DaDxi, DxDyf[3]			sdv	DaDxi[8],  8(toutp)
		vmadn	DaDef,  DaDxf, DxDyi[3]			sdv	DaDyf[0], 56(soutp)
		vmadh	DaDei,  DaDxi, DxDyi[3]			sdv	DaDyi[0], 40(soutp)
  EndAssign(DxDyf, v23)
  EndAssign(DxDyi, v22)
	#---------------------------------------------------------------------
	#  DaDx,DaDy,DaDe の計算
	#---------------------------------------------------------------------
  Assign(aminf0, v22)
  Assign(aminf1, v21)
		# a = a - (DaDe * yf)
		vmudn	vtmp,  aminf, _0x0001			sdv	DaDyf[8], 56(toutp)
		vmadh	vtmp,  amin,  _0x0001			sdv	DaDyi[8], 40(toutp)
		vmadl	vtmp,  DaDef, yf[1]			sdv	DaDef[0], 48(soutp)
		vmadm	vtmp,  DaDei, yf[1]			sdv	DaDei[0], 32(soutp)
		vmadn	aminf0,DaDef, yi[1]			sdv	DaDef[8], 48(toutp)
		vmadh	amin,  DaDei, yi[1]			sdv	DaDei[8], 32(toutp)
		vmudn	aminf1,DaDef, yf[1]		andi	isrej, isrej, 0x2020
  EndAssign(yf, v26)
  EndAssign(yi, v4)
	#---------------------------------------------------------------------
	#  Z 値をスケーリングする
	#---------------------------------------------------------------------
		vmudn	DaDxf, DaDxf, _0x0020			/*S*/
		vmadh	DaDxi, DaDxi, _0x0020			sdv	aminf0[0], 16(soutp)
		vmudn	DaDyf, DaDyf, _0x0020			sdv	amin[0],    0(soutp)
		vmadh	DaDyi, DaDyi, _0x0020			sdv	aminf0[8], 16(toutp)
		vmudn	DaDef, DaDef, _0x0020			sdv	amin[8],    0(toutp)
		vmadh	DaDei, DaDei, _0x0020			ssv	DaDxf[14],  6(zoutp)			
		vmudl	vtmp,  aminf1,_0x0020			ssv	DaDxi[14],  4(zoutp)
		vmadn	aminf0,aminf0,_0x0020			ssv	DaDyf[14], 14(zoutp)
		vmadh	amin,  amin,  _0x0020			ssv	DaDyi[14], 12(zoutp)
setupEXRej_ExchgTri:
	vmov	vMr[0],  vMr[4]					ssv	DaDef[14], 10(zoutp)
	vmov	vmax[0], vmax[4]				ssv	DaDei[14],  8(zoutp)
	vmov	vmin[0], vmin[4]				ssv	aminf0[14], 2(zoutp)
	vmov	vmid[0], vmid[4]				beq	isrej, zero, OutputCloseGfxDone
	/*Delay*/						ssv	amin[14],   0(zoutp)
	vmov	vmax[1], vmax[5]			mfc2	v0, vmin[12]
	vmov	vmin[1], vmin[5]			mfc2	v1, vmid[12]
	vmov	vmid[1], vmid[5]			_mov	(vflat, wflat)
	vmov	ri[1],   ri[5]				_mov	(isrej, zero)
	vmov	rf[1],   rf[5]				mfc2	v2, vmax[12]
	vsub	vH, vmax, vmin				_li	(return, setupEXRej_TriStart)
	vsub	vM, vmid, vmin				j	OutputClose
	vsub	vL, vmax, vmid				/*Delay*/
  EndAssign(v0, 1)
  EndAssign(v1, 2)
  EndAssign(v2, 3)
  EndAssign(vflat, 4)
  EndAssign(wflat, 8)
  EndAssign(flag, 5)
  EndAssign(isrej, 10)
  EndAssign(soutp, 7)
  EndAssign(toutp, 6)
  EndAssign(zoutp, 14)
  EndAssign(rf, v2)
  EndAssign(ri, v3)
  EndAssign(aminf1, v21)
  EndAssign(aminf0, v22)
  EndAssign(amin, v12)
  EndAssign(DaDef, v19)
  EndAssign(DaDei, v20)
  EndAssign(DaDxf, v11)
  EndAssign(DaDxi, v28)
  EndAssign(DaDyf, v5)
  EndAssign(DaDyi, v18)
  EndAssign(vL, v14)
  EndAssign(vH, v13)
  EndAssign(vM, v7)
  EndAssign(vMr, v6)
  EndAssign(aminf, v8)
  EndAssign(amidf, v9)
  EndAssign(amaxf, v10)
  EndAssign(vmin, v15)
  EndAssign(vmid, v16)
  EndAssign(vmax, v17)

	#---------------------------------------------------------------------
	#  caseEXRej_G_LINE3D
	#	実装しない
	#---------------------------------------------------------------------
		.symbol	caseEXRej_G_LINE3D, GfxDone
	
/*======== End of gxsetup_exrej.s ========*/