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https://github.com/deater/dos33fsprogs.git
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121 lines
2.1 KiB
ArmAsm
121 lines
2.1 KiB
ArmAsm
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;=========================
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; draw duke
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;=========================
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draw_duke:
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lda DUKE_X
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sta XPOS
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lda DUKE_Y
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sta YPOS
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lda DUKE_DIRECTION
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bmi duke_facing_left
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;=========================
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; facing right
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duke_facing_right:
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check_falling_right:
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lda DUKE_FALLING
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beq check_jumping_right
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draw_falling_right:
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ldx #<duke_sprite_falling_right
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lda #>duke_sprite_falling_right
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jmp actually_draw_duke
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check_jumping_right:
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lda DUKE_JUMPING
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beq check_shooting_right
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draw_jumping_right:
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ldx #<duke_sprite_jumping_right
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lda #>duke_sprite_jumping_right
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jmp actually_draw_duke
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check_shooting_right:
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lda DUKE_SHOOTING
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beq check_walking_right
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draw_shooting_right:
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ldx #<duke_sprite_shooting_right
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lda #>duke_sprite_shooting_right
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dec DUKE_SHOOTING
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jmp actually_draw_duke
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check_walking_right:
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lda DUKE_WALKING
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beq draw_standing_right
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draw_walking_right:
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lda FRAMEL
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and #$02
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beq draw_standing_right
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ldx #<duke_sprite_walking_right
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lda #>duke_sprite_walking_right
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jmp actually_draw_duke
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draw_standing_right:
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ldx #<duke_sprite_stand_right
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lda #>duke_sprite_stand_right
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jmp actually_draw_duke
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;==================
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; facing left
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duke_facing_left:
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check_falling_left:
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lda DUKE_FALLING
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beq check_jumping_left
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draw_falling_left:
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ldx #<duke_sprite_falling_left
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lda #>duke_sprite_falling_left
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jmp actually_draw_duke
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check_jumping_left:
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lda DUKE_JUMPING
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beq check_shooting_left
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draw_jumping_left:
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ldx #<duke_sprite_jumping_left
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lda #>duke_sprite_jumping_left
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jmp actually_draw_duke
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check_shooting_left:
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lda DUKE_SHOOTING
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beq check_walking_left
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draw_shooting_left:
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ldx #<duke_sprite_shooting_left
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lda #>duke_sprite_shooting_left
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dec DUKE_SHOOTING
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jmp actually_draw_duke
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check_walking_left:
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lda DUKE_WALKING
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beq draw_standing_left
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draw_walking_left:
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lda FRAMEL
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and #$02
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beq draw_standing_left
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ldx #<duke_sprite_walking_left
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lda #>duke_sprite_walking_left
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jmp actually_draw_duke
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draw_standing_left:
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ldx #<duke_sprite_stand_left
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lda #>duke_sprite_stand_left
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jmp actually_draw_duke
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;====================
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; actually draw
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actually_draw_duke:
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stx INL
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sta INH
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jsr put_sprite_crop
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rts
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