mirror of
https://git.rip/DMCA_FUCKER/re3.git
synced 2024-11-18 06:37:46 +00:00
9bb8ebaa10
# Conflicts: # premake5.lua # src/CMakeLists.txt # src/collision/Collision.cpp # src/core/Collision.h
611 lines
31 KiB
ArmAsm
611 lines
31 KiB
ArmAsm
QuitAndFail:
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NOP[E] IADDIU VI01, VI00, 0
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NOP NOP
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QuitAndSucceed:
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NOP[E] IADDIU VI01, VI00, 1
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NOP NOP
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; 20 -- unused
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; VF12, VF13 xyz: sphere centers
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; VF14, VF15 x: sphere radii
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; out:
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; VI01: set when collision
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; VF01: supposed to be intersection point?
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; VF02: normal (pointing towards s1, not normalized)
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.globl Vu0SphereToSphereCollision
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Vu0SphereToSphereCollision:
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SUB.xyz VF02, VF13, VF12 NOP ; dist of centers
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ADD.x VF04, VF14, VF15 NOP ; s = sum of radii
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MUL.xyzw VF03, VF02, VF02 NOP ;
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MUL.x VF04, VF04, VF04 DIV Q, VF14x, VF04x ; square s
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NOP NOP ;
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NOP NOP ;
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MULAx.w ACC, VF00, VF03 NOP ;
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MADDAy.w ACC, VF00, VF03 NOP ;
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MADDz.w VF03, VF00, VF03 NOP ; d = DistSq of centers
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NOP NOP ;
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MULAw.xyz ACC, VF12, VF00 NOP ;
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MADDq.xyz VF01, VF02, Q NOP ; intersection, but wrong
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CLIPw.xyz VF04, VF03 NOP ; compare s and d
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SUB.xyz VF02, VF00, VF02 NOP ; compute normal
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NOP NOP ;
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NOP NOP ;
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NOP FCAND VI01, 0x3 ; 0x2 cannot be set here
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NOP[E] NOP ;
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NOP NOP ;
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; B8 -- unused
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; VF12:
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; VF13: radius
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; VF14:
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; VF15: box dimensions (?)
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.globl Vu0SphereToAABBCollision
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Vu0SphereToAABBCollision:
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SUB.xyz VF03, VF12, VF14 LOI 0.5
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MULi.xyz VF15, VF15, I NOP
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MUL.x VF13, VF13, VF13 NOP
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SUB.xyz VF04, VF03, VF15 NOP
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ADD.xyz VF05, VF03, VF15 MR32.xyzw VF16, VF15
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CLIPw.xyz VF03, VF16 MR32.xyzw VF17, VF16
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MUL.xyz VF04, VF04, VF04 NOP
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MUL.xyz VF05, VF05, VF05 NOP
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CLIPw.xyz VF03, VF17 MR32.xyzw VF16, VF17
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NOP FCAND VI01, 0x1
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MINI.xyz VF04, VF04, VF05 MFIR.x VF09, VI01
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NOP NOP
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CLIPw.xyz VF03, VF16 FCAND VI01, 0x4
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NOP MFIR.y VF09, VI01
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NOP NOP
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MULAx.w ACC, VF00, VF00 NOP
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ADD.xyz VF01, VF00, VF03 FCAND VI01, 0x10
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NOP MFIR.z VF09, VI01
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NOP LOI 2
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NOP FCAND VI01, 0x30
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SUBAw.xyz ACC, VF00, VF00 IADD VI04, VI00, VI01
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ITOF0.xyz VF09, VF09 FCAND VI01, 0x300
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NOP IADD VI03, VI00, VI01
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NOP FCAND VI01, 0x3000
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NOP IADD VI02, VI00, VI01
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MADDi.xyzw VF09, VF09, I NOP
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NOP IBEQ VI04, VI00, IgnoreZValue
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NOP NOP
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MADDAz.w ACC, VF00, VF04 NOP
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MUL.z VF01, VF09, VF15 NOP
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IgnoreZValue:
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NOP IBEQ VI03, VI00, IgnoreYValue
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NOP NOP
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MADDAy.w ACC, VF00, VF04 NOP
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MUL.y VF01, VF09, VF15 NOP
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IgnoreYValue:
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NOP IBEQ VI02, VI00, IgnoreXValue
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NOP NOP
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MADDAx.w ACC, VF00, VF04 NOP
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MUL.x VF01, VF09, VF15 NOP
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IgnoreXValue:
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MADDx.w VF06, VF00, VF00 NOP
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SUB.xyz VF02, VF03, VF01 NOP
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ADD.xyz VF01, VF01, VF14 NOP
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MULx.w VF01, VF00, VF00 NOP
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CLIPw.xyz VF13, VF06 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x1
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QuitMicrocode:
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NOP[E] NOP
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NOP NOP
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; 240
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.globl Vu0LineToSphereCollision
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Vu0LineToSphereCollision:
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SUB.xyzw VF01, VF13, VF12 NOP
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SUB.xyzw VF02, VF14, VF12 NOP
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MUL.xyz VF03, VF01, VF02 NOP
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MUL.xyz VF04, VF01, VF01 NOP
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MUL.x VF15, VF15, VF15 NOP
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MUL.xyz VF02, VF02, VF02 NOP
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MULAx.w ACC, VF00, VF03 NOP
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MADDAy.w ACC, VF00, VF03 NOP
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MADDz.w VF03, VF00, VF03 NOP
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MULAx.w ACC, VF00, VF04 NOP
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MADDAy.w ACC, VF00, VF04 NOP
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MADDz.w VF01, VF00, VF04 NOP
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MULAx.w ACC, VF00, VF02 NOP
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MADDAy.w ACC, VF00, VF02 NOP
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MADDz.w VF02, VF00, VF02 NOP
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MULA.w ACC, VF03, VF03 NOP
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MADDAx.w ACC, VF01, VF15 NOP
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MSUB.w VF05, VF01, VF02 NOP
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NOP NOP
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NOP NOP
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NOP IADDIU VI02, VI00, 0x10
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NOP FMAND VI01, VI02
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NOP IBNE VI01, VI00, QuitAndFail
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NOP NOP
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CLIPw.xyz VF15, VF02 SQRT Q, VF05w
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x1
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NOP IBNE VI00, VI01, LineStartInsideSphere
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NOP NOP
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SUBq.w VF05, VF03, Q NOP
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SUB.w VF05, VF05, VF01 DIV Q, VF05w, VF01w
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NOP FMAND VI01, VI02
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NOP IBNE VI01, VI00, QuitAndFail
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NOP NOP
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NOP FMAND VI01, VI02
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NOP IBEQ VI01, VI00, QuitAndFail
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NOP NOP
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ADDA.xyz ACC, VF12, VF00 NOP
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MADDq.xyz VF01, VF01, Q NOP
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MULx.w VF01, VF00, VF00 NOP
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SUB.xyz VF02, VF01, VF14 NOP
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NOP[E] NOP
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NOP NOP
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LineStartInsideSphere:
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NOP MOVE.xyzw VF01, VF12
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NOP[E] IADDIU VI01, VI00, 0x1
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NOP NOP
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; 3C0
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.globl Vu0LineToAABBCollision
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Vu0LineToAABBCollision:
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SUB.xyzw VF08, VF13, VF12 LOI 0.5
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MULi.xyz VF15, VF15, I IADDIU VI08, VI00, 0x0
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SUB.xyzw VF12, VF12, VF14 NOP
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SUB.xyzw VF13, VF13, VF14 NOP
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NOP DIV Q, VF00w, VF08x
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NOP MR32.xyzw VF03, VF15
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SUB.xyz VF06, VF15, VF12 NOP
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ADD.xyz VF07, VF15, VF12 NOP
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NOP NOP
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CLIPw.xyz VF12, VF03 MR32.xyzw VF04, VF03
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NOP NOP
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ADDq.x VF09, VF00, Q DIV Q, VF00w, VF08y
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NOP NOP
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CLIPw.xyz VF12, VF04 MR32.xyzw VF05, VF04
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SUB.xyz VF07, VF00, VF07 IADDIU VI06, VI00, 0xCC
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NOP IADDIU VI07, VI00, 0x30
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NOP NOP
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CLIPw.xyz VF12, VF05 FCGET VI02
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NOP IAND VI02, VI02, VI06
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ADDq.y VF09, VF00, Q DIV Q, VF00w, VF08z
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SUB.xyz VF10, VF00, VF10 NOP
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CLIPw.xyz VF13, VF03 FCGET VI03
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CLIPw.xyz VF13, VF04 IAND VI03, VI03, VI07
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CLIPw.xyz VF13, VF05 FCAND VI01, 0x3330
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NOP IBEQ VI01, VI00, StartPointInsideAABB
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NOP NOP
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ADDq.z VF09, VF00, Q FCGET VI04
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NOP FCGET VI05
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NOP IAND VI04, VI04, VI06
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NOP IAND VI05, VI05, VI07
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MULx.xyz VF17, VF08, VF09 NOP
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MULy.xyz VF18, VF08, VF09 IADDIU VI07, VI00, 0x80
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MULz.xyz VF19, VF08, VF09 IAND VI06, VI02, VI07
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MUL.w VF10, VF00, VF00 IAND VI07, VI04, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, CheckMaxXSide
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NOP NOP
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MULAx.xyz ACC, VF17, VF07 NOP
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MADDw.xyz VF16, VF12, VF00 NOP
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MUL.x VF10, VF07, VF09 NOP
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CLIPw.xyz VF16, VF04 NOP
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CLIPw.xyz VF16, VF05 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x330
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NOP IBNE VI01, VI00, CheckMaxXSide
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NOP NOP
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MULx.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.yz VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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SUBw.x VF02, VF00, VF00 NOP
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CheckMaxXSide:
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MULAx.xyz ACC, VF17, VF06 IADDIU VI07, VI00, 0x40
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MADDw.xyz VF16, VF12, VF00 IAND VI06, VI02, VI07
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MUL.x VF10, VF06, VF09 IAND VI07, VI04, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, CheckMinYSide
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NOP NOP
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CLIPw.xyz VF16, VF04 NOP
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CLIPw.xyz VF16, VF05 NOP
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CLIPw.xyz VF10, VF10 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0xCC03
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NOP IBNE VI01, VI00, CheckMinYSide
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NOP NOP
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MULx.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.yz VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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ADDw.x VF02, VF00, VF00 NOP
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CheckMinYSide:
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MULAy.xyz ACC, VF18, VF07 IADDIU VI07, VI00, 0x8
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MADDw.xyz VF16, VF12, VF00 IAND VI06, VI02, VI07
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MUL.y VF10, VF07, VF09 IAND VI07, VI04, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, CheckMaxYSide
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NOP NOP
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CLIPw.xyz VF16, VF03 NOP
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CLIPw.xyz VF16, VF05 NOP
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CLIPw.xyz VF10, VF10 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x3C0C
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NOP IBNE VI01, VI00, CheckMaxYSide
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NOP NOP
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MULy.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.xz VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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SUBw.y VF02, VF00, VF00 NOP
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CheckMaxYSide:
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MULAy.xyz ACC, VF18, VF06 IADDIU VI07, VI00, 0x4
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MADDw.xyz VF16, VF12, VF00 IAND VI06, VI02, VI07
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MUL.y VF10, VF06, VF09 IAND VI07, VI04, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, CheckMinZSide
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NOP NOP
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CLIPw.xyz VF16, VF03 NOP
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CLIPw.xyz VF16, VF05 NOP
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CLIPw.xyz VF10, VF10 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x3C0C
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NOP IBNE VI01, VI00, CheckMinZSide
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NOP NOP
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MULy.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.xz VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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ADDw.y VF02, VF00, VF00 NOP
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CheckMinZSide:
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MULAz.xyz ACC, VF19, VF07 IADDIU VI07, VI00, 0x20
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MADDw.xyz VF16, VF12, VF00 IAND VI06, VI03, VI07
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MUL.z VF10, VF07, VF09 IAND VI07, VI05, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, CheckMaxZSide
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NOP NOP
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CLIPw.xyz VF16, VF03 NOP
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CLIPw.xyz VF16, VF04 NOP
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CLIPw.xyz VF10, VF10 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x3330
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NOP IBNE VI01, VI00, CheckMaxZSide
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NOP NOP
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MULz.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.xy VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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SUBw.z VF02, VF00, VF00 NOP
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CheckMaxZSide:
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MULAz.xyz ACC, VF19, VF06 IADDIU VI07, VI00, 0x10
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MADDw.xyz VF16, VF12, VF00 IAND VI06, VI03, VI07
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MUL.z VF10, VF06, VF09 IAND VI07, VI05, VI07
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NOP NOP
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NOP IBEQ VI06, VI07, DoneAllChecks
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NOP NOP
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CLIPw.xyz VF16, VF03 NOP
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CLIPw.xyz VF16, VF04 NOP
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CLIPw.xyz VF10, VF10 NOP
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NOP NOP
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NOP NOP
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NOP NOP
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NOP FCAND VI01, 0x3330
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NOP IBNE VI01, VI00, DoneAllChecks
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NOP NOP
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MULz.w VF10, VF00, VF10 IADDIU VI08, VI00, 0x1
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ADD.xy VF02, VF00, VF00 MOVE.xyzw VF01, VF16
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ADDw.z VF02, VF00, VF00 NOP
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DoneAllChecks:
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ADD.xyz VF01, VF01, VF14 IADD VI01, VI00, VI08
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NOP[E] NOP
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NOP NOP
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StartPointInsideAABB:
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ADD.xyz VF01, VF12, VF14 WAITQ
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NOP IADDIU VI01, VI00, 0x1
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NOP[E] NOP
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NOP NOP
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; 860
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.globl Vu0LineToTriangleCollisionCompressedStart
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Vu0LineToTriangleCollisionCompressedStart:
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ITOF0.xyzw VF17, VF17 LOI 0.000244140625 ; 1.0/4096.0
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ITOF0.xyzw VF14, VF14 NOP
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ITOF0.xyzw VF15, VF15 NOP
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ITOF0.xyzw VF16, VF16 NOP
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MULi.xyz VF17, VF17, I LOI 0.0078125 ; 1.0/128.0
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MULi.w VF17, VF17, I NOP
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MULi.xyzw VF14, VF14, I NOP
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MULi.xyzw VF15, VF15, I NOP
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MULi.xyzw VF16, VF16, I NOP
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; fall through
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; 8A8
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; VF12: point0
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; VF13: point1
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; VF14-16: verts
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; VF17: plane
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; out:
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; VF01: intersection point
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; VF02: triangle normal
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; VF03 x: intersection parameter
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.globl Vu0LineToTriangleCollisionStart
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Vu0LineToTriangleCollisionStart:
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MUL.xyz VF10, VF17, VF12 LOI 0.5
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MUL.xyz VF11, VF17, VF13 NOP
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SUB.xyz VF02, VF13, VF12 NOP ; line dist
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ADD.xyz VF17, VF17, VF00 NOP
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MULi.w VF03, VF00, I NOP
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MULAx.w ACC, VF00, VF10 NOP
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MADDAy.w ACC, VF00, VF10 IADDIU VI06, VI00, 0xE0
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MADDz.w VF10, VF00, VF10 FMAND VI05, VI06 ; -- normal sign flags, unused
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MULAx.w ACC, VF00, VF11 NOP
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MADDAy.w ACC, VF00, VF11 NOP
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MADDz.w VF11, VF00, VF11 NOP
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SUB.w VF09, VF17, VF10 NOP ; plane-pos 0
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CLIPw.xyz VF17, VF03 NOP ; compare normal against 0.5 to figure out which in which dimension to compare
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NOP IADDIU VI02, VI00, 0x10 ; Sw flag
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SUBA.w ACC, VF17, VF11 NOP ; plane-pos 1
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SUB.w VF08, VF11, VF10 FMAND VI01, VI02
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NOP NOP
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NOP NOP
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NOP FMAND VI02, VI02
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NOP IBEQ VI01, VI02, QuitAndFail ; if on same side, no collision
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NOP NOP
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NOP DIV Q, VF09w, VF08w ; parameter of intersection
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NOP FCAND VI01, 0x3 ; check x direction
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NOP IADDIU VI02, VI01, 0x7F
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NOP IADDIU VI06, VI00, 0x80
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NOP IAND VI02, VI02, VI06 ; Sx flag
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NOP FCAND VI01, 0xC ; check y direction
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NOP IADDIU VI03, VI01, 0x3F
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MULAw.xyz ACC, VF12, VF00 IADDIU VI06, VI00, 0x40
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MADDq.xyz VF01, VF02, Q IAND VI03, VI03, VI06 ; point of intersection -- Sy flag
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MULx.w VF01, VF00, VF00 FCAND VI01, 0x30 ; -- check z direction
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ADDq.x VF03, VF00, Q IADDIU VI04, VI01, 0x1F ; output parameter
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SUB.xyz VF05, VF15, VF14 IADDIU VI06, VI00, 0x20 ; edge vectors
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SUB.xyz VF08, VF01, VF14 IAND VI04, VI04, VI06 ; edge vectors -- Sz flag
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SUB.xyz VF06, VF16, VF15 IADD VI06, VI02, VI03 ; edge vectors
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SUB.xyz VF09, VF01, VF15 IADD VI06, VI06, VI04 ; edge vectors -- combine flags
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SUB.xyz VF07, VF14, VF16 NOP ; edge vectors
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SUB.xyz VF10, VF01, VF16 NOP ; edge vectors
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|
OPMULA.xyz ACC, VF08, VF05 NOP
|
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OPMSUB.xyz VF18, VF05, VF08 NOP ; cross1
|
|
OPMULA.xyz ACC, VF09, VF06 NOP
|
|
OPMSUB.xyz VF19, VF06, VF09 NOP ; cross2
|
|
OPMULA.xyz ACC, VF10, VF07 NOP
|
|
OPMSUB.xyz VF20, VF07, VF10 FMAND VI02, VI06 ; cross3
|
|
NOP NOP
|
|
NOP FMAND VI03, VI06
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|
NOP NOP
|
|
NOP FMAND VI04, VI06
|
|
NOP NOP
|
|
NOP IBNE VI03, VI02, QuitAndFail ; point has to lie on the same side of all edges (i.e. inside)
|
|
NOP NOP
|
|
NOP IBNE VI04, VI02, QuitAndFail
|
|
NOP NOP
|
|
MULw.xyz VF02, VF17, VF00 IADDIU VI01, VI00, 0x1 ; success
|
|
NOP[E] NOP
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|
NOP NOP
|
|
|
|
|
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; A68
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|
; VF12: center
|
|
; VF14: line origin
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|
; VF15: line vector to other point
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|
; out: VF16 xyz: nearest point on line; w: distance to that point
|
|
DistanceBetweenSphereAndLine:
|
|
SUB.xyz VF20, VF12, VF14 NOP
|
|
MUL.xyz VF21, VF15, VF15 NOP
|
|
ADDA.xyz ACC, VF14, VF15 NOP
|
|
MSUBw.xyz VF25, VF12, VF00 NOP ; VF25 = VF12 - (VF14+VF15)
|
|
MUL.xyz VF22, VF20, VF20 NOP
|
|
MUL.xyz VF23, VF20, VF15 NOP
|
|
MULAx.w ACC, VF00, VF21 NOP
|
|
MADDAy.w ACC, VF00, VF21 NOP
|
|
MADDz.w VF21, VF00, VF21 NOP ; MagSq VF15 (line length)
|
|
MULAx.w ACC, VF00, VF23 NOP
|
|
MADDAy.w ACC, VF00, VF23 NOP
|
|
MADDz.w VF23, VF00, VF23 NOP ; dot(VF12-VF14, VF15)
|
|
MULAx.w ACC, VF00, VF22 NOP
|
|
MADDAy.w ACC, VF00, VF22 NOP
|
|
MADDz.w VF22, VF00, VF22 IADDIU VI08, VI00, 0x10 ; MagSq VF12-VF14 -- Sw bit
|
|
MUL.xyz VF25, VF25, VF25 FMAND VI08, VI08
|
|
NOP DIV Q, VF23w, VF21w
|
|
NOP IBNE VI00, VI08, NegativeRatio
|
|
NOP NOP
|
|
ADDA.xyz ACC, VF00, VF14 NOP
|
|
MADDq.xyz VF16, VF15, Q WAITQ ; nearest point on infinte line
|
|
ADDq.x VF24, VF00, Q NOP ; ratio
|
|
NOP NOP
|
|
NOP NOP
|
|
SUB.xyz VF26, VF16, VF12 NOP
|
|
CLIPw.xyz VF24, VF00 NOP ; compare ratio to 1.0
|
|
NOP NOP
|
|
NOP NOP
|
|
MUL.xyz VF26, VF26, VF26 NOP
|
|
NOP FCAND VI01, 0x1
|
|
NOP IBNE VI00, VI01, RatioGreaterThanOne
|
|
NOP NOP
|
|
MULAx.w ACC, VF00, VF26 NOP
|
|
MADDAy.w ACC, VF00, VF26 NOP
|
|
MADDz.w VF16, VF00, VF26 NOP ; distance
|
|
NOP JR VI15
|
|
NOP NOP
|
|
NegativeRatio:
|
|
ADD.xyz VF16, VF00, VF14 NOP ; return line origin
|
|
MUL.w VF16, VF00, VF22 NOP ; and DistSq to it
|
|
NOP JR VI15
|
|
NOP NOP
|
|
RatioGreaterThanOne:
|
|
MULAx.w ACC, VF00, VF25 NOP
|
|
MADDAy.w ACC, VF00, VF25 NOP
|
|
MADDz.w VF16, VF00, VF25 NOP
|
|
ADD.xyz VF16, VF14, VF15 NOP ; return toerh line point
|
|
NOP JR VI15
|
|
NOP NOP
|
|
|
|
|
|
; BE0
|
|
.globl Vu0SphereToTriangleCollisionCompressedStart
|
|
Vu0SphereToTriangleCollisionCompressedStart:
|
|
ITOF0.xyzw VF17, VF17 LOI 0.000244140625 ; 1.0/4096.0
|
|
ITOF0.xyzw VF14, VF14 NOP
|
|
ITOF0.xyzw VF15, VF15 NOP
|
|
ITOF0.xyzw VF16, VF16 NOP
|
|
MULi.xyz VF17, VF17, I LOI 0.0078125 ; 1.0/128.0
|
|
MULi.w VF17, VF17, I NOP
|
|
MULi.xyzw VF14, VF14, I NOP
|
|
MULi.xyzw VF15, VF15, I NOP
|
|
MULi.xyzw VF16, VF16, I NOP
|
|
; fall through
|
|
|
|
; C28
|
|
; VF12: sphere
|
|
; VF14-16: verts
|
|
; VF17: plane
|
|
; out:
|
|
; VF01: intersection point
|
|
; VF02: triangle normal
|
|
; VF03 x: intersection parameter
|
|
.globl Vu0SphereToTriangleCollisionStart
|
|
Vu0SphereToTriangleCollisionStart:
|
|
MUL.xyz VF02, VF12, VF17 LOI 0.1
|
|
ADD.xyz VF17, VF17, VF00 NOP
|
|
ADDw.x VF13, VF00, VF12 NOP
|
|
NOP NOP
|
|
MULAx.w ACC, VF00, VF02 IADDIU VI06, VI00, 0xE0
|
|
MADDAy.w ACC, VF00, VF02 FMAND VI05, VI06 ; normal sign flags
|
|
MADDAz.w ACC, VF00, VF02 NOP
|
|
MSUB.w VF02, VF00, VF17 NOP ; center plane pos
|
|
MULi.w VF03, VF00, I MOVE.xyzw VF04, VF03
|
|
NOP NOP
|
|
NOP NOP
|
|
CLIPw.xyz VF13, VF02 NOP ; compare dist and radius
|
|
CLIPw.xyz VF17, VF03 NOP
|
|
MULAw.xyz ACC, VF12, VF00 IADDIU VI07, VI00, 0x0 ; -- clear test case
|
|
MSUBw.xyz VF01, VF17, VF02 NOP
|
|
MULx.w VF01, VF00, VF00 FCAND VI01, 0x3 ; projected center on plane
|
|
ABS.w VF02, VF02 IBEQ VI00, VI01, QuitAndFail ; no intersection
|
|
NOP NOP
|
|
NOP FCAND VI01, 0x3 ; -- check x direction
|
|
SUB.xyz VF02, VF12, VF01 IADDIU VI02, VI01, 0x7F
|
|
NOP IADDIU VI06, VI00, 0x80
|
|
SUB.xyz VF05, VF15, VF14 IAND VI02, VI02, VI06
|
|
SUB.xyz VF08, VF01, VF14 FCAND VI01, 0xC ; -- check y direction
|
|
SUB.xyz VF06, VF16, VF15 IADDIU VI03, VI01, 0x3F
|
|
SUB.xyz VF09, VF01, VF15 IADDIU VI06, VI00, 0x40
|
|
SUB.xyz VF07, VF14, VF16 IAND VI03, VI03, VI06
|
|
SUB.xyz VF10, VF01, VF16 FCAND VI01, 0x30 ; -- check z direction
|
|
MUL.xyz VF03, VF02, VF02 IADDIU VI04, VI01, 0x1F
|
|
OPMULA.xyz ACC, VF08, VF05 IADDIU VI06, VI00, 0x20
|
|
OPMSUB.xyz VF18, VF05, VF08 IAND VI04, VI04, VI06
|
|
OPMULA.xyz ACC, VF09, VF06 NOP
|
|
OPMSUB.xyz VF19, VF06, VF09 IADD VI06, VI02, VI03
|
|
OPMULA.xyz ACC, VF10, VF07 IADD VI06, VI06, VI04 ; -- combine flags
|
|
OPMSUB.xyz VF20, VF07, VF10 FMAND VI02, VI06 ; -- cross 1 flags
|
|
MULAx.w ACC, VF00, VF03 IAND VI05, VI05, VI06
|
|
MADDAy.w ACC, VF00, VF03 FMAND VI03, VI06 ; -- cross 2 flags
|
|
MADDz.w VF03, VF00, VF03 IADDIU VI08, VI00, 0x3
|
|
NOP FMAND VI04, VI06 ; -- cross 3 flags
|
|
NOP NOP
|
|
NOP IBNE VI02, VI05, CheckSide2
|
|
NOP RSQRT Q, VF00w, VF03w
|
|
ADD.xyz VF04, VF00, VF16 IADDIU VI07, VI07, 0x1 ; inside side 1
|
|
CheckSide2:
|
|
NOP IBNE VI03, VI05, CheckSide3
|
|
NOP NOP
|
|
ADD.xyz VF04, VF00, VF14 IADDIU VI07, VI07, 0x1 ; inside side 2
|
|
CheckSide3:
|
|
NOP IBNE VI04, VI05, FinishCheckingSides
|
|
NOP NOP
|
|
ADD.xyz VF04, VF00, VF15 IADDIU VI07, VI07, 0x1 ; inside side 3
|
|
NOP NOP
|
|
NOP IBEQ VI07, VI08, TotallyInsideTriangle
|
|
NOP NOP
|
|
FinishCheckingSides:
|
|
MUL.x VF13, VF13, VF13 IADDIU VI08, VI00, 0x2
|
|
MULq.xyz VF02, VF02, Q WAITQ
|
|
NOP IBNE VI07, VI08, IntersectionOutsideTwoSides
|
|
NOP NOP
|
|
NOP IBEQ VI02, VI05, CheckDistanceSide2
|
|
NOP NOP
|
|
NOP MOVE.xyzw VF15, VF05
|
|
NOP BAL VI15, DistanceBetweenSphereAndLine
|
|
NOP NOP
|
|
NOP B ProcessLineResult
|
|
NOP NOP
|
|
CheckDistanceSide2:
|
|
NOP IBEQ VI03, VI05, CheckDistanceSide3
|
|
NOP NOP
|
|
NOP MOVE.xyzw VF14, VF15
|
|
NOP MOVE.xyzw VF15, VF06
|
|
NOP BAL VI15, DistanceBetweenSphereAndLine
|
|
NOP NOP
|
|
NOP B ProcessLineResult
|
|
NOP NOP
|
|
CheckDistanceSide3:
|
|
NOP MOVE.xyzw VF14, VF16
|
|
NOP MOVE.xyzw VF15, VF07
|
|
NOP BAL VI15, DistanceBetweenSphereAndLine
|
|
NOP NOP
|
|
NOP B ProcessLineResult
|
|
NOP NOP
|
|
IntersectionOutsideTwoSides:
|
|
SUB.xyz VF05, VF04, VF12 NOP
|
|
ADD.xyz VF01, VF00, VF04 NOP ; col point
|
|
SUB.xyz VF02, VF12, VF04 NOP
|
|
NOP NOP
|
|
MUL.xyz VF05, VF05, VF05 NOP
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP NOP
|
|
MULAx.w ACC, VF00, VF05 NOP
|
|
MADDAy.w ACC, VF00, VF05 NOP
|
|
MADDz.w VF05, VF00, VF05 NOP ; distSq to vertex
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP NOP
|
|
CLIPw.xyz VF13, VF05 SQRT Q, VF05w ; compare radiusSq and distSq
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP FCAND VI01, 0x1
|
|
ADDq.x VF03, VF00, Q WAITQ ; dist to vertex
|
|
NOP IBEQ VI00, VI01, QuitAndFail ; too far
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP DIV Q, VF00w, VF03x
|
|
MULq.xyz VF02, VF02, Q WAITQ ; col normal
|
|
NOP[E] NOP
|
|
NOP NOP
|
|
TotallyInsideTriangle:
|
|
ADDw.x VF03, VF00, VF02 WAITQ
|
|
MULq.xyz VF02, VF02, Q NOP
|
|
NOP[E] IADDIU VI01, VI00, 0x1
|
|
NOP NOP
|
|
ProcessLineResult:
|
|
CLIPw.xyz VF13, VF16 SQRT Q, VF16w
|
|
ADD.xyz VF01, VF00, VF16 NOP
|
|
SUB.xyz VF02, VF12, VF16 NOP
|
|
NOP NOP
|
|
NOP FCAND VI01, 0x1
|
|
ADDq.x VF03, VF00, Q WAITQ
|
|
NOP IBEQ VI00, VI01, QuitAndFail
|
|
NOP NOP
|
|
NOP NOP
|
|
NOP DIV Q, VF00w, VF03x
|
|
MULq.xyz VF02, VF02, Q WAITQ
|
|
NOP[E] NOP
|
|
NOP NOP
|
|
|
|
EndOfMicrocode:
|