Fixed several rendering and input bugs

gamemanager.s

@@ -52,6 +52,9 @@ gameplayLoop:
 	jsr renderPlayers
 
 gameplayLoopKbd:
+	lda projectileActive
+	bpl gameplayLoopProjectiles	; Skip input during shots
+
 	; Check for keys down
 	jsr kbdScan
 
@@ -72,6 +75,7 @@ gameplayLoopFire:
 	jsr fire
 
 gameplayLoopProjectiles:
+	sta KBDSTROBE
 	jsr unrenderProjectiles
 	jsr updateProjectiles
 	jsr renderProjectiles
@@ -137,7 +141,7 @@ scrollMap:
 	asl
 	sta leftScreenEdge
 	clc
-	adc #160-GAMEOBJECTWIDTH/4
+	adc #160-GAMEOBJECTWIDTH/4-1
 	sta rightScreenEdge
 
 	jsr clipTerrain
@@ -199,6 +203,8 @@ currentPlayer:
 	.word 0
 gameOver:
 	.word -1			; Player index of winner
+projectileActive:
+	.word -1
 
 
 ; Position of map viewing window. Can be visualized in two ways:
@@ -210,4 +216,4 @@ mapScrollPos:
 leftScreenEdge:
 	.word 0
 rightScreenEdge:
-	.word 160-GAMEOBJECTWIDTH/4
+	.word 160-GAMEOBJECTWIDTH/4-1

gameobject.s

@@ -203,6 +203,11 @@ renderGameobjectDone:
 	; X
 	lda ptr+GO_POSX,y
 	lsr
+	cmp leftScreenEdge
+	bmi unrenderGameobjectSkip	; Gameobject is off left edge of screen
+	cmp rightScreenEdge
+	bpl unrenderGameobjectSkip	; Gameobject is off right edge of screen
+
 	sec
 	sbc leftScreenEdge
 	sta SCRATCHL
@@ -211,6 +216,10 @@ renderGameobjectDone:
 	sec
 	lda #200
 	sbc ptr+GO_POSY,y
+	bmi unrenderGameobjectSkip	; Gameobject is off top edge of screen
+	cmp #200 - GAMEOBJECTHEIGHT
+	bpl unrenderGameobjectSkip	; Gameobject is off bottom edge of screen
+
 	asl
 	tax
 	lda vramYOffset,x
@@ -218,6 +227,12 @@ renderGameobjectDone:
 	adc SCRATCHL
 	tax			; X now contains the VRAM offset of the upper left corner
 
+	bra unrenderGameobjectBackground
+
+unrenderGameobjectSkip:
+	jmp unrenderGameobjectDone
+
+unrenderGameobjectBackground:
 	lda ptr+GO_BACKGROUND,y
 	sta VRAM,x
 	iny

player.s

@@ -13,7 +13,7 @@ playerData:
 	.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0	; Saved background
 
 	.word 45		; Angle in degrees from +X
-	.word 2		; Power
+	.word 1		; Power
 	.word 100		; Anger
 	.byte 8,"SPROCKET "	; Name
 	.word 0,0,0,0,0,0 ;Padding
@@ -23,8 +23,8 @@ playerData:
 	.word 0	; Y pos in pixels (from bottom terrain edge)
 	.word 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0	; Saved background
 
-	.word 135		; Angle in degrees from +X
+	.word 45		; Angle in degrees from +X
-	.word 3		; Power
+	.word 1	; Power
 	.word 100		; Anger
 	.byte 8,"TINKER   "	; Name
 	.word 0,0,0,0,0,0 ;Padding

projectile.s

@@ -17,12 +17,14 @@ projectileData:
 	.word 0		; Velocity X (8.8 fixed point)
 	.word 0		; Velocity Y (8.8 fixed point)
 	.word 0		; Type
+	.word 1		; New?
 
 JD_PRECISEX = 36		; Byte offsets into projectile data structure
 JD_PRECISEY = 38
 JD_VX = 40
 JD_VY = 42
 JD_TYPE = 44
+JD_NEW = 46
 
 GRAVITY = $ffff	; 8.8 fixed point
 
@@ -122,6 +124,10 @@ fireProjectile:
 	jsr mult88
 	sta projectileData+JD_VY,y
 
+	lda #1
+	sta projectileData+JD_NEW,y
+	stz projectileActive
+
 	RESTORE_AXY
 	rts
 
@@ -246,6 +252,8 @@ updateProjectilesDelete:
 	jsr deleteProjectile
 	lda #1
 	sta turnRequested
+	lda #-1
+	sta projectileActive
 	bra updateProjectilesDone
 
 updateProjectilesPlayerHit:
@@ -294,7 +302,13 @@ renderProjectilesDone:
 unrenderProjectiles:
 	pha
 	lda projectileData
-	bpl unrenderProjectilesDoIt
+	bpl unrenderProjectilesActive
+	jmp unrenderProjectilesDone
+
+unrenderProjectilesActive:
+	lda projectileData+JD_NEW
+	beq unrenderProjectilesDoIt
+	stz projectileData+JD_NEW
 	jmp unrenderProjectilesDone
 
 unrenderProjectilesDoIt: