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enemy hp documentation

This commit is contained in:
Michael Miceli 2023-10-29 15:29:54 -04:00
parent 61a58b179e
commit 64c118612d
2 changed files with 101 additions and 13 deletions
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98
docs/Enemy Glossary.md
View File

@ -116,7 +116,7 @@ screen to the other in a wave-like pattern.
**ENEMY HP**: 1
* ![sprite_4d](sprite_library/contra_sprites/sprite_4d.png?raw=true "sprite_4d")
![sprite_4d](sprite_library/contra_sprites/sprite_4d.png?raw=true "sprite_4d")
#### Attributes
@ -159,8 +159,6 @@ Other Names: Running Man
A soldier that can move to attack
**ENEMY HP**: 1
![sprite_26](sprite_library/contra_sprites/sprite_26.png?raw=true "sprite_26")
![sprite_27](sprite_library/contra_sprites/sprite_27.png?raw=true "sprite_27")
![sprite_28](sprite_library/contra_sprites/sprite_28.png?raw=true "sprite_28")
@ -171,6 +169,8 @@ A soldier that can move to attack
![sprite_3f](sprite_library/contra_sprites/sprite_3f.png?raw=true "sprite_3f")
![sprite_40](sprite_library/contra_sprites/sprite_40.png?raw=true "sprite_40")
**ENEMY HP**: 1
#### Attributes
* `.... ...x` - running direction - 0 is left, 1 is right
@ -205,8 +205,6 @@ Other Names: Ledder, Rifle Man
Stand in place and can fire in any direction
**ENEMY HP**: 1
![sprite_40](sprite_library/contra_sprites/sprite_40.png?raw=true "sprite_40")
![sprite_29](sprite_library/contra_sprites/sprite_29.png?raw=true "sprite_29")
![sprite_2c](sprite_library/contra_sprites/sprite_2c.png?raw=true "sprite_2c")
@ -216,6 +214,8 @@ Stand in place and can fire in any direction
![sprite_45](sprite_library/contra_sprites/sprite_45.png?raw=true "sprite_45")
![sprite_46](sprite_library/contra_sprites/sprite_46.png?raw=true "sprite_46")
**ENEMY HP**: 1
#### Attributes
* `.... .xxx` - sniper type/behavior
@ -288,10 +288,10 @@ screen. These enemies generate a single mortar shot, but once the mortar shot
reaches its vertical apex, 3 other mortar shots are generated. The original
mortar shot becomes an explosion.
**ENEMY HP**: n/a
![sprite_20](sprite_library/contra_sprites/sprite_20.png?raw=true "sprite_20")
**ENEMY HP**: n/a
#### Attributes
* `.... ..xx` - mortar shot type [#$00-#$04].
@ -345,6 +345,10 @@ Other Names: Turret Man, Mounted Soldier
Other Names: Turret Man Bullet
![sprite_1f](sprite_library/contra_sprites/sprite_1f.png?raw=true "sprite_1f")
**ENEMY HP**: n/a
## Level 1 - Jungle
There are 3 enemies that are specific to Level 1 - Jungle.
@ -356,6 +360,8 @@ Other Names: Blaster Cannon, Repeater Cannon, Destroi, Dikembe turret
One of 2 cannons on the Jungle level boss defense wall. Shoots projectiles that
fall in an arching motion.
**ENEMY HP**: 16
#### Attributes
Only least significant bit is used
@ -375,6 +381,8 @@ The target shot on the Jungle level boss defense wall. When shown it causes
a quick siren sound to play. It does not fire back and has an initial health of
0x20 the first time you play the game.
**ENEMY HP**: 32
No attributes exist for this enemy.
### 12 - Exploding Bridge
@ -382,6 +390,8 @@ No attributes exist for this enemy.
There are two bridges throughout level 1 that explode as the players cross them.
The bridge is 4 super-tiles wide and explodes as the players cross it.
**ENEMY HP**: n/a
They are no attributes for this enemy type.
#### Logic
@ -411,10 +421,33 @@ Other Names: Garmakilma, Boss Fire Eye
Boss for level 2.
![sprite_5d](sprite_library/contra_sprites/sprite_5d.png?raw=true "sprite_5d")
![sprite_5e](sprite_library/contra_sprites/sprite_5e.png?raw=true "sprite_5e")
![sprite_5f](sprite_library/contra_sprites/sprite_5f.png?raw=true "sprite_5f")
![sprite_60](sprite_library/contra_sprites/sprite_60.png?raw=true "sprite_60")
![sprite_61](sprite_library/contra_sprites/sprite_61.png?raw=true "sprite_61")
![sprite_62](sprite_library/contra_sprites/sprite_62.png?raw=true "sprite_62")
**ENEMY HP**: 16
#### Logic
Uses `ENEMY_VAR_1` to track HP. `ENEMY_HP` is set to 1 so that the enemy
destroyed routine can play a metal ting sound (`sound_16`) every collision.
* `ENEMY_VAR_1` - Boss Eye's real HP
### 11 - Roller
Other Names: Darr, Rolling Grenade
![sprite_99](sprite_library/contra_sprites/sprite_99.png?raw=true "sprite_99")
![sprite_9a](sprite_library/contra_sprites/sprite_9a.png?raw=true "sprite_9a")
![sprite_9b](sprite_library/contra_sprites/sprite_9b.png?raw=true "sprite_9b")
![sprite_9c](sprite_library/contra_sprites/sprite_9c.png?raw=true "sprite_9c")
**ENEMY HP**: 5
### 12 - Grenade
Other Names: Hand Grenade
@ -422,6 +455,19 @@ Other Names: Hand Grenade
Grenades are thrown by indoor soldiers (15) and grenade launchers (17) on indoor
levels.
![sprite_a0](sprite_library/contra_sprites/sprite_a0.png?raw=true "sprite_a0")
![sprite_a1](sprite_library/contra_sprites/sprite_a1.png?raw=true "sprite_a1")
![sprite_a2](sprite_library/contra_sprites/sprite_a2.png?raw=true "sprite_a2")
![sprite_a3](sprite_library/contra_sprites/sprite_a3.png?raw=true "sprite_a3")
![sprite_a4](sprite_library/contra_sprites/sprite_a4.png?raw=true "sprite_a4")
![sprite_a5](sprite_library/contra_sprites/sprite_a5.png?raw=true "sprite_a5")
![sprite_a6](sprite_library/contra_sprites/sprite_a6.png?raw=true "sprite_a6")
![sprite_a7](sprite_library/contra_sprites/sprite_a7.png?raw=true "sprite_a7")
![sprite_a8](sprite_library/contra_sprites/sprite_a8.png?raw=true "sprite_a8")
![sprite_a9](sprite_library/contra_sprites/sprite_a9.png?raw=true "sprite_a9")
**ENEMY HP**: n/a
No attributes exist for this enemy.
#### Logic
@ -438,6 +484,8 @@ No attributes exist for this enemy.
Similar to #$08 Wall Cannon. Exists only in the indoor (base) levels.
**ENEMY HP**: 4
#### Attributes
* `.... ..xx` - initial wall turret animation delay (offset into
@ -460,6 +508,8 @@ enemies have an delay before opening. Before opening, they are not able to be
attacked. Cores can be 'plated', meaning there is a protective wall that must
be destroyed before you can attack the core directly.
**ENEMY HP**: 8 or 16 (big core)
#### Attributes
* `.... x...` - Big Core
@ -484,6 +534,12 @@ Other Names: Running Soldier, Running Guy
Runs from one side of the screen to the other
![sprite_93](sprite_library/contra_sprites/sprite_93.png?raw=true "sprite_93")
![sprite_94](sprite_library/contra_sprites/sprite_94.png?raw=true "sprite_94")
![sprite_95](sprite_library/contra_sprites/sprite_95.png?raw=true "sprite_95")
**ENEMY HP**: 1
#### Attributes
* `... ..xx.` - weapon type (00 = shoot, 01 = grenades, 10 and 11 = drop
@ -496,6 +552,12 @@ Other Names: Jumping Guy, Jumping Guy
Travels across the screen while jumping
![sprite_97](sprite_library/contra_sprites/sprite_97.png?raw=true "sprite_97")
![sprite_98](sprite_library/contra_sprites/sprite_98.png?raw=true "sprite_98")
![sprite_93](sprite_library/contra_sprites/sprite_93.png?raw=true "sprite_93")
**ENEMY HP**: 1
#### Attributes
* `...x xx..` - weapon type
@ -513,6 +575,13 @@ Other Names: Seeking Guy
Launches bomb grenades at user
![sprite_93](sprite_library/contra_sprites/sprite_93.png?raw=true "sprite_93")
![sprite_94](sprite_library/contra_sprites/sprite_94.png?raw=true "sprite_94")
![sprite_95](sprite_library/contra_sprites/sprite_95.png?raw=true "sprite_95")
![sprite_96](sprite_library/contra_sprites/sprite_96.png?raw=true "sprite_96")
**ENEMY HP**: 1
#### Attributes
* `.... ...x` - direction (0 = from right, 1 = from left)
@ -533,6 +602,13 @@ from one side of the screen, stop in middle to fire at the player, then split up
into 2 groups going in opposite directions. Then the 2 groups fire again at the
player, and finally they walk off screen.
![sprite_93](sprite_library/contra_sprites/sprite_93.png?raw=true "sprite_93")
![sprite_94](sprite_library/contra_sprites/sprite_94.png?raw=true "sprite_94")
![sprite_95](sprite_library/contra_sprites/sprite_95.png?raw=true "sprite_95")
![sprite_96](sprite_library/contra_sprites/sprite_96.png?raw=true "sprite_96")
**ENEMY HP**: 1
#### Attributes
* `.... ...x` - direction (0 = from right, 1 = from left)
@ -556,6 +632,8 @@ screen number. Is able to generate #$04 different enemy types.
* #$17 - Grenade Launcher
* #$18 - Group of Four Soldiers
**ENEMY HP**: n/a
#### Attributes
* `.... ...x` - level number, 0 = level 2, 1 = level 4
@ -569,6 +647,8 @@ screen number. Is able to generate #$04 different enemy types.
Creates roller enemies (#$11).
**ENEMY HP**: n/a
#### Attributes
* `.... .xxx` - offset into `roller_gen_init_tbl`
@ -581,6 +661,10 @@ Other Names: Sphere Projectile, Eye Projectile, Ring of Fire
Fire ring emitted from #$10 Boss Eye (Garmakilma).
![sprite_64](sprite_library/contra_sprites/sprite_64.png?raw=true "sprite_64")
**ENEMY HP**: 2
### 1C - Godomuga
Other Names: Boss Gemini, Boss Metal Helmet

16
src/bank0.asm
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@ -2757,14 +2757,18 @@ boss_eye_attack_delay_tbl:
boss_eye_sprite_code_tbl:
.byte $5d,$5e,$5f,$5e,$60,$61,$62,$61
; 'enemy destroyed routine', called every time the boss eye is hit since his
; ENEMY_HP is 1. Real HP stored in ENEMY_VAR_1. This is used to play a metal
; ting sound (sound_16) every time the player hits the enemy and reset ENEMY_HP
; to 1 unless boss eye destroyed. If destroyed, advance to boss_defeated_routine
boss_eye_routine_03:
dec ENEMY_VAR_1,x
beq boss_eye_adv_routine
lda ENEMY_VAR_1,x
cmp #$01
bne @continue
dec ENEMY_VAR_1,x ; decrement boss eye's actual HP
beq boss_eye_adv_routine ; advance to boss_defeated_routine if boss destroyed
lda ENEMY_VAR_1,x ; boss not destroyed, load enemy's actual HP
cmp #$01 ; see if only 1 HP
bne @continue ; branch if greater than 1 HP remaining
lda #$52 ; a = #$52
sta ENEMY_SCORE_COLLISION,x
sta ENEMY_SCORE_COLLISION,x ; update score (collision code doesn't change)
@continue:
lda #$16 ; a = #$16 (sound_16)