first pass at hacking credits to expand 16-entry on-screen limit

2021-03-16 05:20:24 -06:00 · 2021-03-16 05:20:24 -06:00 · b5115d4d03
parent d1ecb67666
commit b5115d4d03
11 changed files with 616 additions and 3 deletions
--- a/cs-hacks/credits-optimzations/ActionStripper.txt
+++ b/cs-hacks/credits-optimzations/ActionStripper.txt
@ -0,0 +1,62 @@
+offset 40cf90
+
+#define
+count=EBP-4
+Strip_addr=0049D628
+Credit=49D620
+MAX_STRIP=7F
+size=50
+#enddefine
+
+:ActionStripper
+PUSH EBP
+MOV EBP,ESP
+PUSH ECX
+MOV [count],0 // s = 0
+
+MOV ECX,[Strip_addr] // ECX = *Strip
+#define
+Strip.flag=ECX
+Strip.x=ECX+4
+Strip.y=ECX+8
+Strip.cast=ECX+0C
+Strip.str=ECX+10
+#enddefine
+
+JMP :loop
+
+:increment
+MOV EAX,[count]
+ADD EAX,1
+MOV [count],EAX // s++
+:loop
+CMP [count],MAX_STRIP // s < MAX_STRIP
+JGE :end
+
+MOV EBX,[count]
+IMUL EBX,EBX,size // EBX = s * sizeof(STRIP)
+
+:move_up
+MOV EAX,[EBX+Strip.flag]
+AND EAX,00000080
+JE :remove_offscreen
+CMP [Credit],0
+JE :remove_offscreen
+
+MOV EAX,[EBX+Strip.y]
+SUB EAX,100
+MOV [EBX+Strip.y],EAX
+
+:remove_offscreen
+CMP [EBX+Strip.y],-2000
+JG :endloop
+
+MOV [EBX+Strip.flag],0
+
+:endloop
+JMP :increment
+:end
+MOV ESP,EBP
+POP EBP
+RETN
+INT3
--- a/cs-hacks/credits-optimzations/InitCreditScript.txt
+++ b/cs-hacks/credits-optimzations/InitCreditScript.txt
@ -0,0 +1,25 @@
+offset 40d3e0
+
+#define
+size=50
+MAX_STRIP=7F
+Strip_addr=0049d628
+#enddefine
+
+PUSH EBP
+MOV EBP,ESP
+PUSH 18
+PUSH 0
+PUSH 0049D610
+CALL 00480D30
+ADD ESP,0C
+
+PUSH size
+PUSH MAX_STRIP
+CALL 00487701
+ADD ESP,8
+MOV [Strip_addr],EAX
+
+POP EBP
+RETN
+INT3
--- a/cs-hacks/credits-optimzations/LoadGenericDataMAX_STRIP.txt
+++ b/cs-hacks/credits-optimzations/LoadGenericDataMAX_STRIP.txt
@ -0,0 +1,2 @@
+offset 4115e6
+PUSH 7E0
--- a/cs-hacks/credits-optimzations/Multi-File-List.txt
+++ b/cs-hacks/credits-optimzations/Multi-File-List.txt
@ -0,0 +1,7 @@
+ActionStripper.txt
+InitCreditScript.txt
+LoadGenericDataMAX_STRIP.txt
+PutStripper.txt
+RestoreStripper.txt
+SetStripper.txt
+StartCreditScript.txt
--- a/cs-hacks/credits-optimzations/PutStripper.txt
+++ b/cs-hacks/credits-optimzations/PutStripper.txt
@ -0,0 +1,120 @@
+offset 40D010
+
+#define
+count=EBP-14
+Strip_addr=0049D628
+Credit=49D620
+MAX_STRIP=7F
+size=50
+grcFull=0048f92c
+
+rc = EBP-10
+rcleft=EBP-10
+rcright=EBP-8
+rctop=EBP-0C
+rcbottom=EBP-4
+
+DIV200=data 99 81 E2 FF 01 00 00 03 C2 C1 F8 09
+#enddefine
+
+PUSH EBP
+MOV EBP,ESP
+SUB ESP,14
+MOV [count],0 // s = 0
+
+MOV ECX,[Strip_addr] //ECX = *Strip
+#define
+Strip.flag=ECX
+Strip.x=ECX+4
+Strip.y=ECX+8
+Strip.cast=ECX+0C
+Strip.str=ECX+10
+#enddefine
+JMP :loop
+
+:increment
+MOV EBX,[count]
+INC EBX
+MOV [count],EBX
+:loop
+CMP EBX,MAX_STRIP
+JGE :end
+
+IMUL EBX,EBX,size //EBX = s * sizeof(STRIP)
+
+MOV EDX,[EBX+Strip.flag]
+AND EDX,00000080
+JE :increment
+
+//rects
+MOV [rcleft],0
+MOV [rcright],140
+MOV EAX,[count]
+SHL EAX,4
+MOV [rctop],EAX
+ADD EAX,10
+MOV [rcbottom],EAX
+
+//arg5 = SURFACE_ID_CREDIT_CAST
+PUSH 23
+//arg4 = &rc
+LEA EDX,[rc]
+PUSH EDX
+//arg3 = Strip[s].y / 0x200
+MOV EAX,[EBX+Strip.y]
+DIV200
+PUSH EAX
+//arg2 = Strip[s].x / 0x200
+MOV EAX,[EBX+Strip.x]
+DIV200
+PUSH EAX
+//arg1 = &grcFull
+PUSH grcFull
+//PutBitmap3()
+CALL 0040C3C0
+ADD ESP,14
+
+//rects
+MOV EAX,[EBX+Strip.cast]
+CDQ
+PUSH ECX
+MOV ECX,0D
+IDIV ECX
+POP ECX
+IMUL EDX,EDX,18
+MOV [rc.left],EDX
+ADD EDX,18
+MOV [rc.right],EDX
+IMUL EAX,EAX,18
+MOV [rc.top],EAX
+ADD EAX,18
+MOV [rc.bottom],EAX
+
+//arg5 = SURFACE_ID_CASTS
+PUSH 25
+//arg4 = &rc
+LEA EAX,[rc]
+PUSH EAX
+//arg3 = Strip[s].y / 0x200 - 8
+MOV EAX,[EBX+Strip.y]
+DIV200
+SUB EAX,8
+PUSH EAX
+//arg2 = Strip[s].x / 0x200 - 24
+MOV EAX,[EBX+Strip.x]
+DIV200
+SUB EAX,18
+PUSH EAX
+//arg1 = &grcFull
+PUSH grcFull
+//PutBitmap3()
+CALL 0040C3C0
+ADD ESP,14
+
+JMP :increment
+
+:end
+MOV ESP,EBP
+POP EBP
+RETN
+INT3
--- a/cs-hacks/credits-optimzations/RestoreStripper.txt
+++ b/cs-hacks/credits-optimzations/RestoreStripper.txt
@ -0,0 +1,79 @@
+offset 40d240
+
+#define
+count=EBP-14
+Strip_addr=0049D628
+Credit=49D620
+MAX_STRIP=7F
+size=50
+
+rc = EBP-10
+rcleft=EBP-10
+rcright=EBP-8
+rctop=EBP-0C
+rcbottom=EBP-4
+#enddefine
+
+PUSH EBP
+MOV EBP,ESP
+SUB ESP,14
+MOV [count],0
+
+MOV ECX,[Strip_addr] // ECX = *Strip
+#define
+Strip.flag=ECX
+Strip.x=ECX+4
+Strip.y=ECX+8
+Strip.cast=ECX+0C
+Strip.str=ECX+10
+#enddefine
+
+JMP :loop
+
+:increment
+MOV EAX,[count]
+INC EAX
+MOV [count],EAX
+:loop
+CMP [count],MAX_STRIP
+JGE :end
+
+MOV EBX,[count]
+IMUL EBX,EBX,size
+
+MOV EDX,[EBX+Strip.flag]
+AND EDX,00000080
+JE :increment
+
+MOV [rcleft],0
+MOV [rcright],140
+MOV EAX,[count]
+SHL EAX,4
+MOV [rctop],EAX
+ADD EAX,10
+MOV [rcbottom],EAX
+
+PUSH 23
+PUSH 0
+LEA EDX,[rc]
+PUSH EDX
+CALL 0040CA80
+ADD ESP,0C
+
+PUSH 23
+PUSH 0FEFFFF
+LEA EAX,[EBX+Strip.str]
+PUSH EAX
+MOV EAX,[rctop]
+PUSH EAX
+PUSH 0
+CALL 0040CEB0
+ADD ESP,14
+
+JMP :increment
+
+:end
+MOV ESP,EBP
+POP EBP
+RETN
+INT3
--- a/cs-hacks/credits-optimzations/SetStripper.txt
+++ b/cs-hacks/credits-optimzations/SetStripper.txt
@ -0,0 +1,92 @@
+offset 40d150
+
+#define
+count=EBP-14
+Strip_addr=0049D628
+Credit=49D620
+MAX_STRIP=7F
+size=50
+
+rc=EBP-10
+rcleft=EBP-10
+rcright=EBP-8
+rctop=EBP-14
+rcbottom=EBP-0C
+#enddefine
+
+PUSH EBP
+MOV EBP,ESP
+SUB ESP,14
+MOV [count],0
+MOV ECX,[Strip_addr] //ECX = *Strip
+#define
+Strip.flag=ECX
+Strip.x=ECX+4
+Strip.y=ECX+8
+Strip.cast=ECX+0C
+Strip.str=ECX+10
+#enddefine
+JMP :loop
+
+:increment
+MOV EAX,[count]
+INC EAX
+MOV [count],EAX
+:loop
+MOV EBX,[count]
+IMUL EBX,EBX,size //EBC = s * sizeof(STRIP)
+CMP [count],MAX_STRIP
+JGE :break
+MOV EDX,[EBX+Strip.flag]
+AND EDX,00000080
+JNE :increment
+JMP :break
+
+:break
+CMP [count],MAX_STRIP
+JNE :initcast
+JMP :end
+
+:initcast
+MOV [EBX+Strip.flag],80
+MOV [EBX+Strip.x],[EBP+8]
+MOV [EBX+Strip.y],[EBP+0C]
+MOV [EBX+Strip.cast],[EBP+14]
+
+MOV EAX,[EBP+10]
+PUSH EAX
+LEA EAX,[EBX+Strip.str]
+PUSH EAX
+CALL 00481100
+ADD ESP,8
+
+MOV [rcleft],0
+MOV [rcright],140
+MOV EAX,[count]
+SHL EAX,4
+MOV [rctop],EAX
+ADD EAX,10
+MOV [rcbottom],EAX
+
+PUSH 23
+PUSH 0
+LEA EDX,[rc]
+PUSH EDX
+CALL 0040CA80
+ADD ESP,0C
+
+PUSH 23
+PUSH 0FEFFFF
+MOV EAX,[EBP+10]
+PUSH EAX
+MOV EAX,[rctop]
+PUSH EAX
+PUSH 0
+CALL 0040CEB0
+ADD ESP,14
+
+:end
+MOV ESP,EBP
+POP EBP
+RETN
+INT3
--- a/cs-hacks/credits-optimzations/StartCreditScript.txt
+++ b/cs-hacks/credits-optimzations/StartCreditScript.txt
@ -0,0 +1,131 @@
+offset 40d440
+
+#define
+Strip_addr=0049D628
+MAX_STRIP=7F
+sizeof=50
+
+fp=EBP-4
+path=EBP-110
+Credit.pData=49D614
+Credit.size=49d610
+Credit.offset=49d618
+Credit.wait=49d61c
+Credit.mode=49d620
+Illust.x=49d60c
+Illust.act_no=49d608
+grcGame.left=48f91c
+#enddefine
+
+PUSH EBP
+MOV EBP,ESP
+SUB ESP,110
+MOV EAX,[498B20]
+MOV [EBP-8],EAX
+
+CMP [Credit.pData],0
+JE :openfile
+MOV EAX,[Credit.pData]
+PUSH EAX
+CALL 0048128B
+ADD ESP,4
+MOV [Credit.pData],0
+
+:openfile
+MOV ECX,[48F918]
+PUSH ECX
+PUSH 0049E220
+PUSH 0048C374
+LEA EDX,[path]
+PUSH EDX
+CALL 00481010
+ADD ESP,10
+
+LEA EDX,[path]
+PUSH EDX
+CALL 00410D80
+ADD ESP,4
+MOV [Credit.size],EAX
+CMP EAX,-1
+JNE :allocatebuffer
+XOR EAX,EAX
+JMP :end
+
+:allocatebuffer
+MOV ECX,[Credit.size]
+PUSH ECX
+CALL 004813A3
+ADD ESP,4
+MOV [Credit.pData],EAX
+CMP EAX,0
+JNE :fopen
+JMP :end //EAX must be 0, return false
+
+:fopen
+PUSH 0048C37C
+LEA EAX,[path]
+PUSH EAX
+CALL 00480FFD
+ADD ESP,8
+MOV [fp],EAX
+CMP EAX,0
+JNE :readdata
+MOV EDX,[Credit.pData]
+PUSH EDX
+CALL 0048128B
+ADD ESP,4
+JMP :end //EAX must be 0, return false
+
+:readdata
+MOV ECX,[fp]
+PUSH ECX
+MOV EDX,[Credit.size]
+PUSH EDX
+PUSH 1
+MOV EAX,[Credit.pData]
+PUSH EAX
+CALL 00480F55
+ADD ESP,8
+
+MOV EDX,[Credit.size]
+PUSH EDX
+MOV ECX,[Credit.pData]
+PUSH ECX
+CALL 004215C0
+ADD ESP,8
+
+MOV [Credit.offset],0
+MOV [Credit.wait],0
+MOv [Credit.mode],1
+MOV [Illust.x],FFFEC000
+MOV [Illust.act_no],0
+
+MOV [grcGame.left],0A0
+
+PUSH 25
+PUSH 0048C380
+CALL 0040BFD0
+ADD ESP,8
+TEST EAX,EAX
+JNE :clearcasts
+JMP :end //EAX is 0, return false
+
+:clearcasts
+MOV EDX,sizeof
+IMUL EDX,EDX,MAX_STRIP
+PUSH EDX
+PUSH 0
+MOV EAX,[Strip_addr]
+PUSH EAX
+CALL 00480D30
+ADD ESP,0C
+
+MOV EAX,1
+
+:end
+MOV ECX,[EBP-8]
+CALL 00480DC1
+MOV ESP,EBP
+POP EBP
+RETN
+INT3
--- a/pre-edited-cs/Doukutsu.exe
+++ b/pre-edited-cs/Doukutsu.exe
--- a/pre-edited-cs/data/Credit.tsc
+++ b/pre-edited-cs/data/Credit.tsc
--- a/pre-edited-cs/data/ScriptSource/Credit.txt
+++ b/pre-edited-cs/data/ScriptSource/Credit.txt
@ -956,7 +956,7 @@ l2069
 /

 l3000
-0480
+-0048
 f7001:3002f7000:3001
 +0030[N.A]0221j3003
 l3001
@ -1010,6 +1010,101 @@ l3017

 l3018
 -0096
-j3000
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 /
 j0999