From 83377b6bea1fa97242ecebb25d993bd0156522cb Mon Sep 17 00:00:00 2001
From: spannerisms <32842036+spannerisms@users.noreply.github.com>
Date: Tue, 13 Jun 2023 07:28:25 -0400
Subject: [PATCH] fast hearts

---
 hooks.asm  |  4 +++
 newhud.asm | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)

diff --git a/hooks.asm b/hooks.asm
index 96f0ee2..617eb55 100755
--- a/hooks.asm
+++ b/hooks.asm
@@ -1343,6 +1343,10 @@ JSL RNG_Enemy_Drops
 ;================================================================================
 ; HUD Changes
 ;--------------------------------------------------------------------------------
+org $8DFDCB
+JSL UpdateHearts
+RTS
+
 org $8DFC4C ; <- 6FC4C - headsup_display.asm : 836 (LDA $7EF36E : AND.w #$00FF : ADD.w #$0007 : AND.w #$FFF8 : TAX)
 JML OnDrawHud : NOP #197 ; why? it's not hurting anyone lol
 ReturnFromOnDrawHud:
diff --git a/newhud.asm b/newhud.asm
index 6b93f81..fc1b42b 100644
--- a/newhud.asm
+++ b/newhud.asm
@@ -353,3 +353,93 @@ HUDHex4Digit_Long:
         JSR HUDHex4Digit
         REP #$20
 RTL
+
+;===================================================================================================
+
+UpdateHearts:
+	PHB
+
+	REP #$20
+
+	SEP #$10
+
+	LDX.b #$7E
+	PHX
+	PLB
+
+	LDA.w $7EF36C
+	LSR
+	LSR
+	LSR
+	AND.w #$1F1F
+
+
+	TAX
+	XBA
+	TAY
+
+	LDA.w #HUDTileMapBuffer+$068
+	STA.b $07
+	STA.b $09
+
+.next_filled_heart
+	CPX.b #$01
+	BMI .done_hearts
+
+	LDA.w #$24A0
+
+	CPY.b #$01
+	BPL .add_heart
+
+	INC
+	INC
+
+.add_heart
+	STA.b ($07)
+
+	DEY
+	DEX
+
+	LDA.b $07
+	INC
+	INC
+	CMP.w #HUDTileMapBuffer+$07C
+	BEQ .next_row
+
+	CMP.w #HUDTileMapBuffer+$0BC
+	BNE .fine
+
+.next_row
+	ADC.w #$002B
+
+.fine
+	STA.b $07
+
+	CPY.b #$00
+	BNE .next_filled_heart
+
+	STA.b $09
+	BRA .next_filled_heart
+
+.done_hearts
+	LDA.w $7EF36D
+	AND.w #$0007
+	BEQ .skip_partial
+
+	CMP.w #$0005
+	LDA.w #$24A0
+	BCS .more_than_half
+
+	INC
+
+.more_than_half
+
+	STA.b ($09)
+
+.skip_partial
+	SEP #$30
+
+	PLB
+	RTL
+
+;===================================================================================================