165 lines
3.8 KiB
ArmAsm
165 lines
3.8 KiB
ArmAsm
.include "./config.s"
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.align 2
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.section .text
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.drawAlways:
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## orig
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blrl
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## setup
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stwu r1, -spAdd(r1)
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stmw spReg, spRegOff(r1)
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lis r0, (0x40-logQ)<<8|4 # (-logQ, u8)
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mtspr 912+gqr.q, r0
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lis rConf, $conf@ha
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la rConf, $conf@l(rConf)
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### sin, cos table
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lwz rSinTable, jmaSinTable$r13(r13)
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mr. rSinTable, rSinTable
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beq- .done
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lwz rCosTable, jmaCosTable$r13(r13)
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## b
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b .b.end
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.include "b.s"
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.include "./drawNgon.s"
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.include "./drawRect.s"
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.b.end:
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### setup GX params
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addi r3, r1, spOffG
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mr r4, r22 # r22: JUTRect {0, 0, video.width, video.height}
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lis r12, J2DOrthoGraph_new_0@ha
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la r12, J2DOrthoGraph_new_0@l(r12)
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bl .call # return this
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### line width
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lbz r0, .conf.lineWidth-.conf(rConf)
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stb r0, 0x38(r3)
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### mtx
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lwz r0, .conf.mtx.scale-.conf(rConf)
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stw r0, 0x84+0x10*0+0x4*0(r3) # Sxx [0][0]
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stw r0, 0x84+0x10*1+0x4*1(r3) # Syy [1][1]
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psq_l f0, .conf.mtx.xy-.conf(rConf), 0, gqr.s16
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ps_merge10 f1, f0, f0
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psq_st f0, 0x84+0x10*0+0x4*3(r3), 1, gqr0 # dx [0][3]
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psq_st f1, 0x84+0x10*1+0x4*3(r3), 1, gqr0 # dy [1][3]
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### setup2D
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lis r12, J2DOrthoGraph_setPort@ha
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la r12, J2DOrthoGraph_setPort@l(r12)
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bl .call
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### GXSetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR)
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li r3, -1
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li r4, 1
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lis r12, GC2D_Hx_GxInit@ha
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la r12, GC2D_Hx_GxInit@l(r12)
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bl .call
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### var
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li rZero, 0
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lis rGX, 0xCC00
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ori rGX, rGX, 0x8000
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lis rPad, mPadStatus@ha
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lhzu rBtn, mPadStatus@l(rPad)
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.set aPad0, 0
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.draw.bg:
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.set aData0, .conf.bg
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la rData, aData0-.conf(rConf)
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li r3, GX_TRIANGLEFAN
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li r5, 4
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lwz rColor, .conf.bg.color-aData0(rData)
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bl drawRect
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.draw.button:
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.set aData1, .conf.button
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.setDataEnd .conf.button.end
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.draw.button.loop:
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### fill
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lbz r4, .Ngon.$m(rData) # mask
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rlwnm. r4, rBtn, r4, 0x1
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beq+ .draw.button.loop.stroke
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li r3, GX_TRIANGLEFAN
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li r5, .Ngon.nCircle
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bl drawNgon
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### go back to the same Ngon
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subi rData, rData, .Ngon.size
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.draw.button.loop.stroke:
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### stroke
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li r3, GX_LINESTRIP
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li r5, .Ngon.nCircle+1
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bl drawNgon
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.draw.button.loop.next:
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cmplw rData, rDataEnd
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blt+ .draw.button.loop
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.draw.trigger:
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.setDataEnd .conf.trigger.end
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.set aPadU, 4
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.set aPad1, mPadButton$mPadStatus+0x10-aPadU # [0x10]=L(float)
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la rPad, aPad1-aPad0(rPad)
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.draw.trigger.loop:
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### fill
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lbz r4, 4(rData) # mask
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rlwnm. r4, rBtn, r4, 0x1
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psq_l f0, .TriggerInfo$stroke.x1(rData), 1, gqr.u8
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lfsu f1, 4(rPad)
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bne- .draw.trigger.loop.fill.draw
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#### analog
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/**
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* f0 = x0
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* f1 = input
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* f2 = w
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* ans = w*input+x0 = f1*f2+f0
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*/
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psq_l f0, .TriggerInfo$fill.x0(rData), 1, gqr.u8
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psq_l f2, .TriggerInfo$width.analog(rData), 1, gqr.s8
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fmadds f0, f1, f2, f0
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.draw.trigger.loop.fill.draw:
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psq_st f0, .TriggerInfo$fill.x1(rData), 1, gqr.u8
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li r3, GX_TRIANGLEFAN
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li r5, 4
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lwz rColor, .conf.trigger.fill-.conf(rConf)
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bl drawRect
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addi rData, rData, .TriggerInfo.size
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### stroke
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li r3, GX_LINESTRIP
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li r5, 5
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lwz rColor, .conf.trigger.stroke-.conf(rConf)
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bl drawRect
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.draw.trigger.loop.next:
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cmplw rData, rDataEnd
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blt+ .draw.trigger.loop
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.set aPad0, aPad1+aPadU*2
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.draw.stick:
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.setDataEnd .conf.stick.end
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.set aPadU, mPadSStick$mPadStatus-mPadMStick$mPadStatus
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.set aPad1, mPadMStick$mPadStatus-aPadU
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la rPad, aPad1-aPad0(rPad)
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.draw.stick.loop:
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### fill
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#### update (x, y)
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psq_l f0, .Ngon.$x+.Ngon.size(rData), 0, gqr.u8 # (x0, y0) (from next Ngon)
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psq_lu f1, aPadU(rPad), 0, gqr0 # input
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ps_neg f2, f1 # -input
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ps_merge01 f1, f1, f2 # (input.x, -input.y)
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psq_l f2, .Ngon.$m(rData), 1, gqr.u8 # StickMove
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ps_madds0 f0, f1, f2, f0 # input*StickMove+(x0, y0)
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psq_st f0, .Ngon.$x(rData), 0, gqr.u8
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#### draw
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li r3, GX_TRIANGLEFAN
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li r5, .Ngon.nCircle
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bl drawNgon
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### stroke
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li r3, GX_LINESTRIP
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li r5, 8+1
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bl drawNgon
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.draw.stick.loop.next:
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cmplw rData, rDataEnd
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blt .draw.stick.loop
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.done:
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lmw spReg, spRegOff(r1)
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addi r1, r1, spAdd
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