UnclePunch
Smash Ace
- Joined
- Nov 9, 2014
- Messages
- 673
This code makes the fighter's HUD elements transparent when a fighter is positioned behind it. The fighter's ECB is made into a rectangle and is checked against the area each fighter's HUD occupies. GXProject is used to convert CObj coords to onscreen coords.
Demonstration:
Code:
$HUD Transparency v1.1 [UnclePunch]
C22F6690 0000009D
7C0802A6 90010004
9421FF00 BE810008
3860000E 3880000F
38A00000 3D808039
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4E800421 7C7E1B78
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7D8903A6 4E800421
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C041008C FC020840
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C0410084 FC020840
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C0410080 FC020840
40800034 1C760018
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C03E0008 EC2100B2
D0230004 C03E000C
EC2100B2 D023000C
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3821001C 7C0803A6
4E800020 4E800021
3ECCCCCD 3DA3D70A
3F7FBE77 3F32F1AA
3F7FBE77 42820000
42820000 40000000
BA810008 80010104
38210100 7C0803A6
8001001C 00000000
Code:
#To be inserted at 802f6690
.include "../../Globals.s"
.set REG_GObj,31
.set REG_GObjData,30
#Manager Data
.set mgr_size,0x18
.set mgr_stockcurr,0x0
.set mgr_stockfinal,0x4
.set mgr_insigcurr,0x8
.set mgr_insigfinal,0xC
.set mgr_pcntcurr,0x10
.set mgr_pcntfinal,0x14
backup
#Create GObj
li r3,14
li r4,15
li r5,0
branchl r12,GObj_Create
mr REG_GObj,r3
#Allocate Space
li r3,mgr_size * 6
branchl r12,HSD_MemAlloc
mr REG_GObjData,r3
#Zero
li r4, mgr_size * 6
branchl r12,ZeroAreaLength
#Initialize
mr r6,REG_GObjData
mr r3,REG_GObj
li r4,4
load r5,HSD_Free
branchl r12,GObj_AddUserData
#Add Process
mr r3,REG_GObj
bl Mgr_Think
mflr r4
li r5,19
branchl r12,GObj_AddProc
#Init mgr struct
bl Floats
mflr r3
mr r4,REG_GObjData
li r5,0
MgrInit_Loop:
lfs f1,0x8(r3)
stfs f1,mgr_stockcurr(r4)
lfs f1,0xC(r3)
stfs f1,mgr_insigcurr(r4)
lfs f1,0x10(r3)
stfs f1,mgr_pcntcurr(r4)
addi r5,5,1
addi r4,r4,mgr_size
cmpwi r5,6
blt MgrInit_Loop
b Exit
##############################
Mgr_Think:
blrl
.set REG_MgrData,31
.set REG_Floats,30
backup
lwz REG_MgrData,0x2C(r3)
bl Floats
mflr REG_Floats
# Init all HUD transparency
.set REG_Count,20
.set REG_ThisHUD,21
li REG_Count,0
mr REG_ThisHUD,REG_MgrData
Mgr_InitLoop:
lfs f1,0x8(REG_Floats)
stfs f1,mgr_stockfinal(REG_ThisHUD)
lfs f1,0xC(REG_Floats)
stfs f1,mgr_insigfinal(REG_ThisHUD)
lfs f1,0x10(REG_Floats)
stfs f1,mgr_pcntfinal(REG_ThisHUD)
Mgr_InitInc:
addi REG_Count,REG_Count,1
addi REG_ThisHUD,REG_ThisHUD,mgr_size
cmpwi REG_Count,6
blt Mgr_InitLoop
# Check for collisions
.set REG_Fighter,20
.set REG_FighterData,21
lwz r3, -0x3E74 (r13)
lwz REG_Fighter,0x20(r3)
b MgrColl_FtCheck
MgrColl_FtLoop:
# Get Fighter Data
lwz REG_FighterData,0x2C(REG_Fighter)
# Check if player is dead
lbz r3,0x221f(REG_FighterData)
rlwinm. r0,r3,0,0x40
bne MgrColl_FtInc
# Check if player is invisible
lbz r3,0x221e(REG_FighterData)
rlwinm. r0,r3,0,0x80
bne MgrColl_FtInc
# Get player box
# Boxes go Up, Down, Left, Right
lfs f1,0x6F0 + 0x8 (REG_FighterData)
lfs f2,0x6F0 + 0x88 (REG_FighterData)
fadds f2,f1,f2
stfs f2,0x80(sp) # up
lfs f2,0x6F0 + 0x90 (REG_FighterData)
fadds f2,f1,f2
stfs f2,0x84(sp) # down
lfs f1,0x6F0 + 0x4 (REG_FighterData)
lfs f2,0x6F0 + 0x9C (REG_FighterData)
fadds f2,f1,f2
stfs f2,0x88(sp) # left
lfs f2,0x6F0 + 0x94 (REG_FighterData)
fadds f2,f1,f2
stfs f2,0x8C(sp) # right
# Convert these coords to screen
branchl r12,0x80030a50
lwz r29, 0x0028 (r3)
li r3,0
stw r3,0x68(sp) # Z
# Top Left
lfs f1,0x88(sp)
stfs f1,0x60(sp)
lfs f1,0x80(sp)
stfs f1,0x64(sp)
mr r3,r29
addi r4,sp,0x60 # point position
addi r5,sp,0x70
li r6,0
branchl r12,0x8000e210
lfs f1,0x70(sp) # left
stfs f1,0x88(sp)
lfs f1,0x74(sp) # bottom
stfs f1,0x80(sp)
# Bot Right
lfs f1,0x8C(sp)
stfs f1,0x60(sp)
lfs f1,0x84(sp)
stfs f1,0x64(sp)
mr r3,r29
addi r4,sp,0x60 # point position
addi r5,sp,0x70
li r6,0
branchl r12,0x8000e210
lfs f1,0x70(sp) # right
stfs f1,0x8C(sp)
lfs f1,0x74(sp) # bottom
stfs f1,0x84(sp)
# Check if colliding with any HUD
.set REG_Count,22
.set REG_HUDPos,23
li REG_Count,0
MgrColl_HUDLoop:
# Get this HUD elements pos
mr r3,REG_Count
branchl r12,0x802f3424
# Get onscreen coords
mr r4,r3
load r3,0x804a0fd8 # get hud camera gobj
lwz r3, 0x0000 (r3)
lwz r3, 0x0028 (r3) # get hud camera cobj
addi r5,sp,0x90
li r6,0
branchl r12,0x8000e210
# Check if fighter is within this HUDs area
# Boxes go Up, Down, Left, Right
# ft.left < hud.right
lfs f1,0x90(sp) # hud X
lfs f2,0x14(REG_Floats) # width
fadds f1,f1,f2
lfs f2,0x88(sp)
fcmpo cr0,f2,f1
bge MgrColl_HUDInc
# ft.right > hud.left
lfs f1,0x90(sp) # hud X
lfs f2,0x14(REG_Floats) # width
fsubs f1,f1,f2
lfs f2,0x8C(sp)
fcmpo cr0,f2,f1
ble MgrColl_HUDInc
# ft.top > hud.bottom
lfs f1,0x94(sp) # hud Y
lfs f2,0x18(REG_Floats) # height
fsubs f1,f1,f2
lfs f2,0x84(sp)
fcmpo cr0,f2,f1
ble MgrColl_HUDInc
# ft.bottom < hud.top
lfs f1,0x94(sp) # hud Y
lfs f2,0x18(REG_Floats) # height
fadds f1,f1,f2
lfs f2,0x80(sp)
fcmpo cr0,f2,f1
bge MgrColl_HUDInc
# is within, set new transparency
mulli r3,REG_Count,mgr_size
add r3,r3,REG_MgrData
lfs f2,0x0(REG_Floats) # multipler
lfs f1,0x8(REG_Floats)
fmuls f1,f1,f2
stfs f1,mgr_stockfinal(r3)
lfs f1,0xC(REG_Floats)
fmuls f1,f1,f2
stfs f1,mgr_insigfinal(r3)
lfs f1,0x10(REG_Floats)
fmuls f1,f1,f2
stfs f1,mgr_pcntfinal(r3)
MgrColl_HUDInc:
addi REG_Count,REG_Count,1
cmpwi REG_Count,6
blt MgrColl_HUDLoop
MgrColl_FtInc:
lwz REG_Fighter,0x8(REG_Fighter)
MgrColl_FtCheck:
cmpwi REG_Fighter,0
bne MgrColl_FtLoop
# Update Transparency
.set REG_Count,20
.set REG_ThisHUD,21
li REG_Count,0
MgrUpdate_HUDLoop:
mulli r3,REG_Count,mgr_size
add REG_ThisHUD,r3,REG_MgrData
# Update stocks
load r3,0x804a1380
mulli r4,REG_Count,0x50
add r3,r3,r4
lwz r3,0x0(r3)
cmpwi r3,0
beq 0xC
addi r4,REG_ThisHUD, 0 * mgr_size
bl ElementUpdate
# Update insignia
load r3,0x804a10c8
mulli r4,REG_Count,0x64
add r3,r3,r4
lwz r3,0x4(r3)
cmpwi r3,0
beq 0xC
addi r4,REG_ThisHUD, 1 * 0x8
bl ElementUpdate
# Update percent
load r3,0x804a10c8
mulli r4,REG_Count,0x64
add r3,r3,r4
lwz r3,0x0(r3)
cmpwi r3,0
beq 0xC
addi r4,REG_ThisHUD, 2 * 0x8
bl ElementUpdate
MgrUpdate_HUDInc:
addi REG_Count,REG_Count,1
cmpwi REG_Count,6
blt MgrUpdate_HUDLoop
Mgr_Exit:
restore
blr
##############################
ElementUpdate:
# r3 = gobj
# r4 = mgr data
.set REG_JObj, 31
.set REG_MgrData, 30
.set REG_Floats,29
backup
lwz REG_JObj,0x28(r3)
mr REG_MgrData,r4
bl Floats
mflr REG_Floats
# check if already at destination transparency
lfs f1,0x0(REG_MgrData) # curr
lfs f2,0x4(REG_MgrData) # final
lfs f3,0x4(REG_Floats) # step amt
fcmpo cr0,f1,f2
beq ElementUpdate_Exit
# Check whether to add or sub
bgt ElementUpdate_Sub
ElementUpdate_Add:
# add to curr
fadds f1,f1,f3
# check if over destination
fcmpo cr0,f1,f2
ble ElementUpdate_SetAlpha
# use destination alpha
fmr f1,f2
b ElementUpdate_SetAlpha
ElementUpdate_Sub:
# add to curr
fsubs f1,f1,f3
# check if under destination
fcmpo cr0,f1,f2
bge ElementUpdate_SetAlpha
# use destination alpha
fmr f1,f2
b ElementUpdate_SetAlpha
ElementUpdate_SetAlpha:
stfs f1,0x0(REG_MgrData) # update curr
mr r3,REG_JObj
bl JOBJ_SetAllAlpha
ElementUpdate_Exit:
restore
blr
##############################
JOBJ_SetAllAlpha:
# r3 = jobj
# f1 = alpha
.set REG_JObj, 31
.set REG_DObj, 30
# backup jobj
mflr r0
stw r0, 0x0004 (sp)
stwu sp, -0x001C (sp)
stw REG_JObj, 0x0014 (sp)
stw REG_DObj, 0x0018 (sp)
mr REG_JObj,r3
# set all mobj alpha
lwz REG_DObj,0x18(REG_JObj)
b JOBJ_SetAllAlpha_DObjCheck
JOBJ_SetAllAlpha_DObjLoop:
lwz r3,0x8(REG_DObj) # get mobj
cmpwi r3,0
beq JOBJ_SetAllAlpha_DObjInc
lwz r3,0xC(r3) # get material
cmpwi r3,0
beq JOBJ_SetAllAlpha_DObjInc
stfs f1,0xC(r3) # set alpha
JOBJ_SetAllAlpha_DObjInc:
lwz REG_DObj,0x4(REG_DObj)
JOBJ_SetAllAlpha_DObjCheck:
cmpwi REG_DObj,0
bne JOBJ_SetAllAlpha_DObjLoop
# run on child
lwz r3,0x10(REG_JObj)
cmpwi r3,0
beq 0x8
bl JOBJ_SetAllAlpha
# run on sibling
lwz r3,0x8(REG_JObj)
cmpwi r3,0
beq 0x8
bl JOBJ_SetAllAlpha
JOBJ_SetAllAlpha_Exit:
lwz REG_DObj, 0x0018 (sp)
lwz REG_JObj, 0x0014 (sp)
lwz r0,0x20(sp)
addi sp, sp, 0x001C
mtlr r0
blr
##############################
Floats:
blrl
.float 0.4 # Final Transparency Multipler
.float 0.08 # Transparency Step
.float 0.999 # Stock Default Transparency
.float 0.699 # Insignia Default Transparency
.float 0.999 # Percent Default Transparency
.float 65 # HUD Collision Width
.float 65 # HUD Collision Height
.float 2 # Fighter Position Divisor
Exit:
restore
lwz r0, 0x001C (sp)Demonstration:
For a while, I've wanted to make it so the HUD becomes transparent when a fighter is positioned behind it. This feature was present in all Smash games after Melee and I always thought it was a great quality of life change. You can grab the code below:https://t.co/93VxraUHcu pic.twitter.com/F1344x3TbX
— UnclePunch (@UnclePunch_) November 11, 2020
Last edited:
