ace-dent
33acd57c58
- Move source code from `trunk` into root directory for each program. - Update build files and ASM include paths. Add SPDX license header where appropriate. - Note: Line endings standardised from `CRLF` > `LF`, so best to view diffs with whitespace changes hidden. (Work towards #75, point 3) Reviewed-on: KolibriOS/kolibrios#417 Reviewed-by: Mikhail Frolov <mixa.frolov2003@gmail.com> Reviewed-by: Burer <burer@noreply.localhost> Co-authored-by: Andrew <dent.ace@gmail.com> Co-committed-by: Andrew <dent.ace@gmail.com>
200 lines
3.4 KiB
FASM
200 lines
3.4 KiB
FASM
;
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; ╘єэъЎшш фы шчьхэхэш тюъёхы№эющ ЄрсышЎ√.
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; ┬ тюъёхы№эющ ЄрсышЎх ёюфхЁцрЄё 8 ЎшЇЁ,
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; ъюЄюЁ√х чрфр■Є эряЁртыхэшх фы Ёрёяюыюцхэш
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; фюўхЁэшї тюъёхыхщ. ╚чьхэ ЎшЇЁ√ т ¤Єющ ЄрсышЎх
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; ьюцэю яюыєўшЄ№ яютюЁюЄ√ ш чхЁъры№э√х юЄюсЁрцхэш
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; тюъёхы№эюую шчюсЁрцхэш .
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;
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; ╤їхьр эєьхЁрЎшш єуыют т ЄрсышЎх:
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; 4
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; 5 6
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; | 7 |
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; | 0 |
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; 1 2
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; 3
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; уфх:
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; 0-1 юё№ x
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; 0-2 юё№ y
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; 0-4 юё№ z
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; яютюЁюЄ тюъЁєу юёш z
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align 4
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proc vox_obj_rot_z uses eax ebx ecx, v_obj:dword
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mov ebx,[v_obj]
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add ebx,vox_offs_tree_table
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;(1)
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call vox_tbl_copy
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;(2)
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;0 -> 1 4 -> 5
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;^ | ^ |
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;2 <- 3 6 <- 7
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mov edx,dword[eax]
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mov byte[eax+1],dl ;0->1
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mov byte[eax+3],dh ;1->3
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shr edx,16
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mov byte[eax],dl ;2->0
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mov byte[eax+2],dh ;3->2
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mov edx,dword[eax+4]
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mov byte[eax+5],dl ;4->5
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mov byte[eax+7],dh ;5->7
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shr edx,16
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mov byte[eax+4],dl ;6->4
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mov byte[eax+6],dh ;7->6
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;(3)
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call vox_tbl_paste
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ret
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endp
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; яютюЁюЄ тюъЁєу юёш y
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align 4
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proc vox_obj_rot_y uses eax ebx ecx, v_obj:dword
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mov ebx,[v_obj]
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add ebx,vox_offs_tree_table
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;(1)
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call vox_tbl_copy
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;(2)
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;0 -> 4 1 -> 5
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;^ | ^ |
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;2 <- 6 3 <- 7
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mov edx,dword[eax]
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mov ecx,dword[eax+4]
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mov byte[eax+4],dl ;0->4
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mov byte[eax+5],dh ;1->5
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shr edx,16
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mov byte[eax+0],dl ;2->0
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mov byte[eax+1],dh ;3->1
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mov byte[eax+6],cl ;4->6
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mov byte[eax+7],ch ;5->7
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shr ecx,16
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mov byte[eax+2],cl ;6->2
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mov byte[eax+3],ch ;7->3
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;(3)
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call vox_tbl_paste
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ret
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endp
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; яютюЁюЄ тюъЁєу юёш x
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align 4
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proc vox_obj_rot_x uses eax ebx ecx, v_obj:dword
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mov ebx,[v_obj]
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add ebx,vox_offs_tree_table
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;(1)
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call vox_tbl_copy
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;(2)
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;0 -> 4 2 -> 6
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;^ | ^ |
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;1 <- 5 3 <- 7
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mov edx,dword[eax]
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mov ecx,dword[eax+4]
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mov byte[eax+4],dl ;0->4
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mov byte[eax+0],dh ;1->0
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shr edx,16
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mov byte[eax+6],dl ;2->6
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mov byte[eax+2],dh ;3->2
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mov byte[eax+5],cl ;4->5
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mov byte[eax+1],ch ;5->1
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shr ecx,16
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mov byte[eax+7],cl ;6->7
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mov byte[eax+3],ch ;7->3
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;(3)
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call vox_tbl_paste
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ret
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endp
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;input:
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; ebx = vox_offs_tree_table
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align 4
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vox_tbl_copy:
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;(1)
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mov eax,txt_buf
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movzx ecx,byte[ebx]
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add ecx,eax
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mov byte[ecx],0
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movzx ecx,byte[ebx+1]
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add ecx,eax
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mov byte[ecx],1
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movzx ecx,byte[ebx+2]
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add ecx,eax
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mov byte[ecx],2
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movzx ecx,byte[ebx+3]
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add ecx,eax
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mov byte[ecx],3
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movzx ecx,byte[ebx+4]
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add ecx,eax
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mov byte[ecx],4
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movzx ecx,byte[ebx+5]
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add ecx,eax
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mov byte[ecx],5
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movzx ecx,byte[ebx+6]
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add ecx,eax
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mov byte[ecx],6
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movzx ecx,byte[ebx+7]
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add ecx,eax
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mov byte[ecx],7
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ret
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;input:
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; ebx = vox_offs_tree_table
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align 4
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vox_tbl_paste:
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movzx ecx,byte[eax]
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add ecx,ebx
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mov byte[ecx],0
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movzx ecx,byte[eax+1]
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add ecx,ebx
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mov byte[ecx],1
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movzx ecx,byte[eax+2]
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add ecx,ebx
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mov byte[ecx],2
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movzx ecx,byte[eax+3]
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add ecx,ebx
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mov byte[ecx],3
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movzx ecx,byte[eax+4]
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add ecx,ebx
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mov byte[ecx],4
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movzx ecx,byte[eax+5]
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add ecx,ebx
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mov byte[ecx],5
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movzx ecx,byte[eax+6]
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add ecx,ebx
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mov byte[ecx],6
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movzx ecx,byte[eax+7]
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add ecx,ebx
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mov byte[ecx],7
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ret
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