mirror of https://github.com/nmlgc/ReC98.git
[Decompilation] [th01] Expanding 4-stack, 32-square boss entrance rings
The final part of Kikuri's and Sariel's entrance animation. Part of P0181, funded by Ember2528.
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nmlgc
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@ -2,3 +2,46 @@
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// Returns true if the square is not fully within the boundaries of VRAM and
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// was not inverted, false otherwise.
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bool16 graph_invert_32x32_8(screen_x_t left, vram_y_t top, dots8_t far *plane);
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/// Expanding 4-stack, 32-square boss entrance rings
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/// ------------------------------------------------
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/// Final part of Kikuri's and Sariel's entrance animation. Renders the
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/// individual squares in order, and thus only requires a single control
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/// variable to indicate both the ring number and the angle within the ring.
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static const int ENTRANCE_RING_STACK = 4;
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static const int ENTRANCE_RING_SQUARES = 32;
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inline long entrance_ring_radius(pixel_t base, unsigned int square_i) {
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return (base * static_cast<long>(square_i / ENTRANCE_RING_SQUARES));
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}
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#define entrance_ring_invert(square_i, radius_base) \
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graph_invert_32x32_8( \
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polar_y( \
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static_cast<long>((RES_X / 2) - (32 / 2)), \
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entrance_ring_radius(radius_base, square_i), \
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(i * (0x100 / ENTRANCE_RING_SQUARES)) \
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), \
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polar_x(\
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static_cast<long>(((RES_Y / 2) - 4) - (32 / 2)), \
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entrance_ring_radius(radius_base, square_i), \
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(i * (0x100 / ENTRANCE_RING_SQUARES)) \
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), \
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VRAM_PLANE_R \
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); \
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// Stupid inconsistencies deserve stupid macro treatment...
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#define entrance_rings_invert(square_i, invert_lhs, radius_base) { \
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for( \
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square_i = (1 * ENTRANCE_RING_SQUARES); \
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square_i < ((1 + ENTRANCE_RING_STACK) * ENTRANCE_RING_SQUARES); \
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i++ \
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) { \
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invert_lhs entrance_ring_invert(square_i, radius_base); \
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} \
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}
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#define entrance_rings_done(squares_offscreen) \
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(squares_offscreen >= (ENTRANCE_RING_STACK * ENTRANCE_RING_SQUARES))
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/// ------------------------------------------------
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@ -16854,20 +16854,20 @@ loc_2489C:
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inc _boss_phase_frame
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cmp _boss_phase_frame, 70
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jnz short loc_248B0
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mov word_3A6C4, 0
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mov _kikuri_entrance_ring_radius_base, 0
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jmp loc_24A9D
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; ---------------------------------------------------------------------------
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loc_248B0:
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cmp _boss_phase_frame, 71
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jnz loc_24941
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_24938
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; ---------------------------------------------------------------------------
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loc_248BE:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -16885,7 +16885,7 @@ loc_248BE:
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sar edx, 8
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add dx, 180
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push dx ; top
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -16908,7 +16908,7 @@ loc_248BE:
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inc si
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loc_24938:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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; Hack (jl short loc_248BE) (1 byte too much for JWasm)
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db 07ch, 080h
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jmp loc_24A9D
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@ -16923,13 +16923,13 @@ loc_24941:
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idiv bx
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or dx, dx
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jnz loc_24A9D
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_249D8
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; ---------------------------------------------------------------------------
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loc_2495E:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -16947,7 +16947,7 @@ loc_2495E:
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sar edx, 8
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add dx, 180
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push dx ; top
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -16970,18 +16970,18 @@ loc_2495E:
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inc si
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loc_249D8:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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; Hack (jl short loc_2495E) (1 byte too much for JWasm)
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db 07ch, 080h
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add word_3A6C4, 10h
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add _kikuri_entrance_ring_radius_base, 16
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xor di, di
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_24A66
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; ---------------------------------------------------------------------------
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loc_249EA:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -16999,7 +16999,7 @@ loc_249EA:
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sar edx, 8
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add dx, 180
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push dx ; top
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movsx eax, word_3A6C4
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movsx eax, _kikuri_entrance_ring_radius_base
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push eax
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mov ax, si
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mov bx, 32
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@ -17023,9 +17023,9 @@ loc_249EA:
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inc si
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loc_24A66:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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jl loc_249EA
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cmp di, 80h ; '?'
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cmp di, (4 * 32)
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jl short loc_24A9D
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mov byte_3A3BE, 2
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mov word_35D16, 0
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@ -22529,20 +22529,20 @@ loc_2C14E:
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inc _boss_phase_frame
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cmp _boss_phase_frame, 1
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jnz short loc_2C162
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mov word_3B435, 10h
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mov _sariel_entrance_ring_radius_base, 16
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jmp loc_2C37F
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; ---------------------------------------------------------------------------
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loc_2C162:
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cmp _boss_phase_frame, 2
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jnz short loc_2C1E5
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_2C1DC
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; ---------------------------------------------------------------------------
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loc_2C16E:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22556,7 +22556,7 @@ loc_2C16E:
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sar eax, 8
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add ax, 180
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push ax ; top
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22575,7 +22575,7 @@ loc_2C16E:
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inc si
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loc_2C1DC:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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jb short loc_2C16E
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jmp loc_2C37F
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; ---------------------------------------------------------------------------
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@ -22589,13 +22589,13 @@ loc_2C1E5:
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idiv bx
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or dx, dx
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jnz loc_2C37F
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_2C270
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; ---------------------------------------------------------------------------
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loc_2C202:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22609,7 +22609,7 @@ loc_2C202:
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sar eax, 8
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add ax, 180
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push ax ; top
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22628,17 +22628,17 @@ loc_2C202:
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inc si
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loc_2C270:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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jb short loc_2C202
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add word_3B435, 10h
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add _sariel_entrance_ring_radius_base, 16
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xor di, di
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mov si, 20h ; ' '
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mov si, (1 * 32)
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jmp short loc_2C2F2
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; ---------------------------------------------------------------------------
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loc_2C282:
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pushd [_VRAM_PLANE_R] ; plane
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22652,7 +22652,7 @@ loc_2C282:
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sar eax, 8
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add ax, 180
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push ax ; top
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movsx eax, word_3B435
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movsx eax, _sariel_entrance_ring_radius_base
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mov dx, si
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shr dx, 5
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movzx edx, dx
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@ -22672,9 +22672,9 @@ loc_2C282:
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inc si
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loc_2C2F2:
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cmp si, 0A0h ; '?'
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cmp si, (5 * 32)
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jb short loc_2C282
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cmp di, 80h ; '?'
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cmp di, (4 * 32)
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jb loc_2C37F
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mov _boss_phase, 1
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mov word_35E95, 0
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@ -24621,10 +24621,10 @@ word_3A6BB dw ?
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angle_3A6BD db ?
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word_3A6BE dw ?
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public _kikuri_invincible, _kikuri_invincibility_frame
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public _kikuri_entrance_ring_radius_base, _kikuri_initial_hp_rendered
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_kikuri_invincible dw ?
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_kikuri_invincibility_frame dw ?
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word_3A6C4 dw ?
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public _kikuri_initial_hp_rendered
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_kikuri_entrance_ring_radius_base dw ?
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_kikuri_initial_hp_rendered db ?
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db ?
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public _boss_hp, _boss_phase_frame, _boss_phase
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@ -24803,10 +24803,10 @@ _pattern15_velocity_x dw LEAF_COUNT dup(?)
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_pattern15_velocity_y dw LEAF_COUNT dup(?)
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public _sariel_invincible, _sariel_invincibility_frame
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public _sariel_entrance_ring_radius_base, _sariel_initial_hp_rendered
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_sariel_invincible dw ?
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_sariel_invincibility_frame dw ?
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word_3B435 dw ?
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public _sariel_initial_hp_rendered
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_sariel_entrance_ring_radius_base dw ?
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_sariel_initial_hp_rendered db ?
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end
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