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model tiny,stdcall |
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p586 |
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locals |
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jumps |
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codeseg |
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option procalign:byte |
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include "..\include\mem.h" |
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include "..\include\graphic.h" |
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include "..\include\3d.h" |
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org 0h |
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header exe <"CE",1,0,0,offset exports,offset imports,,> |
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exporting |
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declare draw3d_point |
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declare draw3d_line |
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declare draw3d_hidden |
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declare draw3d_hidden_fill |
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declare load3ds |
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declare translate |
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declare translatex |
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declare translatey |
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declare translatez |
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declare scale |
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declare rescale |
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declare copy |
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declare fill |
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declare identity |
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declare rotationx |
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declare rotationy |
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declare rotationz |
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declare rotation |
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declare project |
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declare transform |
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declare multiply |
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ende |
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importing |
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use GRAPHIC.LIB,line |
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use GRAPHIC.LIB,polyfill |
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use VIDEO,showpixel |
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endi |
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;affiche liste vertex %0 |
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PROC draw3d_point FAR |
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ARG @vertex3d:word,@vertex2d:word,@camera:word,@color:word |
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USES cx,si |
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mov si,[@vertex2d] |
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call project,si,[@vertex3d],[@camera] |
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mov cx,[si] |
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inc si |
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inc si |
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@@draw: |
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call [cs:showpixel],[(vertex2d si).px],[(vertex2d si).py],[@color] |
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add si,4 |
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dec cx |
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jnz @@draw |
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ret |
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endp draw3d_point |
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;affiche liste vertex %0 |
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PROC draw3d_line FAR |
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ARG @type:word,@faces:word,@vertex3d:word,@vertex2d:word,@camera:word,@color:word |
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USES ax,bx,cx,dx,si,di |
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mov di,[@faces] |
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mov si,[@vertex2d] |
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call project,si,[@vertex3d],[@camera] |
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mov cx,[di] |
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inc si |
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inc si |
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inc di |
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inc di |
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@@draw: |
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mov ax,[@type] |
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dec al |
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mov dx,di |
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@@drawset: |
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mov bx,[di] |
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shl bx,2 |
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push [@color] |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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add di,2 |
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mov bx,[di] |
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shl bx,2 |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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call [cs:line] |
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dec al |
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jnz @@drawset |
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push di |
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mov di,dx |
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mov bx,[di] |
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pop di |
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shl bx,2 |
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push [@color] |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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mov bx,[di] |
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shl bx,2 |
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push [word ptr bx+si+2] |
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push [word ptr bx+si] |
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call [cs:line] |
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add di,2 |
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dec cx |
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jnz @@draw |
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ret |
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endp draw3d_line |
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;affiche liste vertex %0 |
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PROC draw3d_hidden FAR |
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ARG @type:word,@faces:word,@vertex3d:word,@vertex2d:word,@camera:word,@color:word |
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LOCAL @@a1:word,@@a2:word,@@b1:word |
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USES ax,bx,cx,dx,si,di |
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mov di,[@faces] |
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mov si,[@vertex2d] |
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call project,si,[@vertex3d],[@camera] |
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mov cx,[di] |
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inc si |
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inc si |
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inc di |
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inc di |
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@@draw: |
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push cx |
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mov si,[@vertex2d] |
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inc si |
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inc si |
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mov bx,[di+2] |
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shl bx,2 |
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mov cx,[(vertex2d bx+si).px] |
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mov dx,[(vertex2d bx+si).py] |
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mov bx,[di] |
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shl bx,2 |
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mov ax,[(vertex2d bx+si).px] |
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sub ax,cx |
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mov [@@a1],ax |
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mov ax,[(vertex2d bx+si).py] |
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sub ax,dx |
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mov [@@b1],ax |
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mov bx,[di+4] |
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shl bx,2 |
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mov ax,[(vertex2d bx+si).px] |
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sub ax,cx |
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mov [@@a2],ax |
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mov ax,[(vertex2d bx+si).py] |
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sub ax,dx |
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xor edx,edx |
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imul [@@a1] |
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and eax,0FFFFh |
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rol eax,16 |
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add eax,edx |
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rol eax,16 |
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mov ecx,eax |
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mov ax,[@@b1] |
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imul [@@a2] |
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and eax,0FFFFh |
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rol eax,16 |
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add eax,edx |
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rol eax,16 |
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sub ecx,eax |
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pop cx |
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jge @@nohidden |
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mov ax,[@type] |
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shl ax,1 |
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add di,ax |
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dec cx |
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jnz @@draw |
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jmp @@endof |
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@@nohidden: |
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mov ax,[@type] |
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dec al |
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mov dx,di |
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@@drawset: |
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mov bx,[di] |
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shl bx,2 |
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push [@color] |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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add di,2 |
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mov bx,[di] |
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shl bx,2 |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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call [cs:line] |
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dec al |
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jnz @@drawset |
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push di |
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mov di,dx |
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mov bx,[di] |
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pop di |
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shl bx,2 |
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push [@color] |
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push [(vertex2d bx+si).py] |
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push [(vertex2d bx+si).px] |
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mov bx,[di] |
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shl bx,2 |
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push [word ptr bx+si+2] |
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push [word ptr bx+si] |
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call [cs:line] |
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add di,2 |
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dec cx |
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jnz @@draw |
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@@endof: |
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ret |
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endp draw3d_hidden |
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;creer table pour face cach<EFBFBD> %0 |
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PROC draw3d_hidden_fill FAR |
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ARG @type:word,@faces:word,@vertex3d:word,@vertex2d:word,@camera:word,@color:word |
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USES eax,bx,ecx,edx,si,di |
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LOCAL @@a1:word,@@a2:word,@@b1:word |
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mov di,[@faces] |
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call project,[@vertex2d],[@vertex3d],[@camera] |
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mov cx,[di] |
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inc di |
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inc di |
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@@calculvect: |
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push cx |
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mov si,[@vertex2d] |
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inc si |
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inc si |
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mov bx,[di+2] |
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shl bx,2 |
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mov cx,[(vertex2d bx+si).px] |
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mov dx,[(vertex2d bx+si).py] |
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mov bx,[di] |
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shl bx,2 |
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mov ax,[(vertex2d bx+si).px] |
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sub ax,cx |
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mov [@@a1],ax |
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mov ax,[(vertex2d bx+si).py] |
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sub ax,dx |
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mov [@@b1],ax |
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mov bx,[di+4] |
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shl bx,2 |
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mov ax,[(vertex2d bx+si).px] |
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sub ax,cx |
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mov [@@a2],ax |
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mov ax,[(vertex2d bx+si).py] |
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sub ax,dx |
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xor edx,edx |
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imul [@@a1] |
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rol eax,16 |
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add eax,edx |
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rol eax,16 |
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mov ecx,eax |
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mov ax,[@@b1] |
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imul [@@a2] |
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rol eax,16 |
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add eax,edx |
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rol eax,16 |
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sub ecx,eax |
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pop cx |
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jl @@hidden |
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mov ax,[@type] |
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mov si,[@vertex3d] |
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inc si |
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inc si |
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fld [cs:zero] |
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@@calcz: |
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mov bx,[di] |
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mov dx,bx |
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shl dx,2 |
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shl bx,3 |
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add bx,dx |
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fadd [(vertex3d bx+si).tz] |
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add di,2 |
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dec al |
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jnz @@calcz |
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@@hidden: |
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mov ax,[@type] |
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shl ax,1 |
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add di,ax |
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@@enofvalue: |
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dec cx |
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jnz @@calculvect |
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ret |
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endp draw3d_hidden_fill |
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;charge un fichier 3ds log<EFBFBD> en %0 renvoie error |
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;sauvegarde en : |
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;- %1 le nom de l'objet |
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;- %2 les vertex 3D de l'objet |
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;- %3 la matrice de transformation de l'objet |
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;- %4 les faces de l'objet |
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;- %5 le type de face de l'objet |
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;1 non 3ds |
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;2 non 3 et > |
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PROC load3ds FAR |
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ARG @seg:word,@add:word,@objectname:word,@vertex:word,@matrix:word,@face:word |
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USES eax,bx,cx,si,di,ds,es,fs |
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push ds |
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pop fs |
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mov si,[@add] |
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mov ds,[@seg] |
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cmp [word ptr si],main |
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jne @@error1 |
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cmp [word ptr si+28],3 |
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jb @@error2 |
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@@reading: |
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mov ax,[si] |
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mov bx,[si+2] |
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cmp ax,main |
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je @@enter |
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cmp ax,edit |
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je @@enter |
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cmp ax,mesh |
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je @@enter |
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cmp ax,object |
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je @@readobject |
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cmp ax,vertex |
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je @@readvertex |
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cmp ax,locale |
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je @@readmatrix |
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cmp ax,face |
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je @@readfaces |
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@@next: |
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add si,bx |
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jmp @@reading |
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@@enter: |
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add si,6 |
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jmp @@reading |
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@@readobject: |
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add si,6 |
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mov di,si |
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mov al,0 |
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mov es,[@seg] |
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mov cx,12 |
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cld |
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repne scasb |
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mov cx,di |
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sub cx,si |
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mov di,[@objectname] |
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push fs |
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pop es |
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cld |
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rep movsb |
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jmp @@reading |
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@@readvertex: |
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add si,6 |
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mov ax,[si] |
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mov di,[@vertex] |
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mov [fs:di],ax |
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inc si |
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inc si |
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mov cx,ax |
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shl ax,1 |
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add cx,ax |
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add di,2 |
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cld |
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push fs |
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pop es |
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cld |
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rep movsd |
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jmp @@reading |
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@@readmatrix: |
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add si,6 |
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mov di,[@matrix] |
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mov eax,[si] |
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mov [fs:(mat di).p1],eax |
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mov eax,[si+4*1] |
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mov [fs:(mat di).p5],eax |
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mov eax,[si+4*2] |
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mov [fs:(mat di).p9],eax |
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mov eax,[si+4*3] |
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mov [fs:(mat di).p2],eax |
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mov eax,[si+4*4] |
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mov [fs:(mat di).p6],eax |
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mov eax,[si+4*5] |
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mov [fs:(mat di).p10],eax |
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mov eax,[si+4*6] |
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mov [fs:(mat di).p3],eax |
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mov eax,[si+4*7] |
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mov [fs:(mat di).p7],eax |
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mov eax,[si+4*8] |
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mov [fs:(mat di).p11],eax |
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mov eax,[si+4*9] |
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mov [fs:(mat di).p4],eax |
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mov eax,[si+4*10] |
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mov [fs:(mat di).p8],eax |
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mov eax,[si+4*11] |
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mov [fs:(mat di).p12],eax |
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mov eax,[cs:un] |
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mov [fs:(mat di).p16],eax |
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mov eax,0 |
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mov [fs:(mat di).p13],eax |
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mov [fs:(mat di).p14],eax |
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mov [fs:(mat di).p15],eax |
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add si,12*4 |
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jmp @@reading |
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@@readfaces: |
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add si,6 |
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mov ax,[si] |
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mov di,[@face] |
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mov [fs:di],ax |
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inc si |
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inc si |
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add di,2 |
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push fs |
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pop es |
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cld |
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@@readall: |
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mov cx,3 |
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rep movsw |
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inc si |
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inc si |
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dec ax |
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jnz @@readall |
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;;jmp @@reading |
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@@error1: |
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@@error2: |
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ret |
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endp load3ds |
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un dd 1.0 |
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zero dd 0.0 |
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;initialise une matrice de translation pour une translation TX,TY,TZ (%1,%2,%3) dans MATRICE %0 |
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; mat[ 0] = 1.0 |
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; mat[ 5] = 1.0 |
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; mat[10] = 1.0 |
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; mat[15] = 1.0 |
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; mat[ 3] = vecteur->x |
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; mat[ 7] = vecteur->y |
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; mat[11] = vecteur->z |
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PROC translate FAR |
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ARG @mat:word,@x:dword,@y:dword,@z:dword |
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USES eax,ecx,di,es |
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mov di,[@mat] |
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mov ecx,16 |
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mov eax,0 |
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push ds |
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pop es |
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cld |
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rep stosd |
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mov di,[@mat] |
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mov eax,[cs:un] |
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mov [di+0*4],eax |
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mov [di+5*4],eax |
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mov [di+10*4],eax |
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mov [di+15*4],eax |
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mov eax,[@x] |
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mov [di+3*4],eax |
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mov eax,[@y] |
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mov [di+7*4],eax |
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mov eax,[@z] |
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mov [di+11*4],eax |
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ret |
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ENDP translate |
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;initialise une matrice de translation pour une translation TX %1 dans MATRICE %0 |
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; mat[ 0] = 1.0 |
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; mat[ 5] = 1.0 |
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; mat[10] = 1.0 |
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; mat[15] = 1.0 |
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; mat[ 3] = value |
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; mat[ 7] = 1 |
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; mat[11] = 1 |
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PROC translatex FAR |
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ARG @mat:word,@value:dword |
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USES eax,ecx,di,es |
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mov di,[@mat] |
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mov ecx,16 |
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mov eax,0 |
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push ds |
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pop es |
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cld |
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rep stosd |
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mov di,[@mat] |
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mov eax,[cs:un] |
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mov [di+0*4],eax |
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mov [di+5*4],eax |
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mov [di+10*4],eax |
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mov [di+15*4],eax |
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mov [di+7*4],eax |
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mov [di+11*4],eax |
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mov eax,[@value] |
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mov [di+3*4],eax |
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ret |
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ENDP translatex |
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;initialise une matrice de translation pour une translation TY %1 dans MATRICE %0 |
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; mat[ 0] = 1.0 |
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; mat[ 5] = 1.0 |
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; mat[10] = 1.0 |
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; mat[15] = 1.0 |
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; mat[ 3] = 1 |
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; mat[ 7] = value |
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; mat[11] = 1 |
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PROC translatey FAR |
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ARG @mat:word,@value:dword |
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USES eax,ecx,di,es |
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mov di,[@mat] |
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mov ecx,16 |
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mov eax,0 |
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push ds |
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pop es |
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cld |
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rep stosd |
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mov di,[@mat] |
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mov eax,[cs:un] |
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mov [di+0*4],eax |
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mov [di+5*4],eax |
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mov [di+10*4],eax |
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mov [di+15*4],eax |
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mov [di+3*4],eax |
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mov [di+11*4],eax |
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mov eax,[@value] |
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mov [di+7*4],eax |
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ret |
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ENDP translatey |
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;initialise une matrice de translation pour une translation TZ %1 dans MATRICE %0 |
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; mat[ 0] = 1.0 |
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; mat[ 5] = 1.0 |
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; mat[10] = 1.0 |
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; mat[15] = 1.0 |
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; mat[ 3] = 1 |
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; mat[ 7] = 1 |
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; mat[11] = value |
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PROC translatez FAR |
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ARG @mat:word,@value:dword |
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USES eax,ecx,di,es |
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mov di,[@mat] |
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mov ecx,16 |
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mov eax,0 |
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push ds |
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pop es |
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cld |
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rep stosd |
|
|
mov di,[@mat] |
|
|
mov eax,[cs:un] |
|
|
mov [di+0*4],eax |
|
|
mov [di+5*4],eax |
|
|
mov [di+10*4],eax |
|
|
mov [di+15*4],eax |
|
|
mov [di+3*4],eax |
|
|
mov [di+7*4],eax |
|
|
mov eax,[@value] |
|
|
mov [di+11*4],eax |
|
|
ret |
|
|
ENDP translatez |
|
|
|
|
|
;initialise une matrice d'echelle %0 de facteur (x,y,z) %1-%3 |
|
|
; mat[ 0] = factorx |
|
|
; mat[ 5] = factory |
|
|
; mat[10] = factorz |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC scale FAR |
|
|
ARG @mat:word,@x:dword,@y:dword,@z:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
mov eax,[@x] |
|
|
mov [di+0*4],eax |
|
|
mov eax,[@y] |
|
|
mov [di+5*4],eax |
|
|
mov eax,[@z] |
|
|
mov [di+10*4],eax |
|
|
mov eax,[cs:un] |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
ENDP scale |
|
|
|
|
|
;initialise une matrice d'echelle %0 de facteur value %1 |
|
|
; mat[ 0] = factor |
|
|
; mat[ 5] = factor |
|
|
; mat[10] = factor |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC rescale FAR |
|
|
ARG @mat:word,@value:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
mov eax,[@value] |
|
|
mov [di+0*4],eax |
|
|
mov [di+5*4],eax |
|
|
mov [di+10*4],eax |
|
|
mov eax,[cs:un] |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
ENDP rescale |
|
|
|
|
|
;copy une matrice %0 en %1 |
|
|
;mat2=mat1 |
|
|
PROC copy FAR |
|
|
ARG @mat1:word,@mat2:word |
|
|
USES ecx,si,di,es |
|
|
mov si,[@mat1] |
|
|
mov di,[@mat2] |
|
|
mov ecx,16 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
ret |
|
|
ENDP copy |
|
|
|
|
|
;initialise une matrice %0 avec la valeur %1 |
|
|
;mat[i]=value |
|
|
PROC fill FAR |
|
|
ARG @mat:word,@value:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov eax,[@value] |
|
|
mov ecx,16 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
ret |
|
|
ENDP fill |
|
|
|
|
|
;initialise une matrice d'identit<EFBFBD> %0 |
|
|
; mat[0] = 1.0 |
|
|
; mat[5] = 1.0 |
|
|
; mat[10] = 1.0 |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC identity FAR |
|
|
ARG @mat:word |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
mov eax,[cs:un] |
|
|
mov [di+0*4],eax |
|
|
mov [di+5*4],eax |
|
|
mov [di+10*4],eax |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
ENDP identity |
|
|
|
|
|
|
|
|
;initialise une matrice de rotation %0 autour de X de %1 degrees |
|
|
; mat[ 5] = cos(angle) |
|
|
; mat[ 6] = -sin(angle) |
|
|
; mat[ 9] = sin(angle) |
|
|
; mat[10] = cos(angle) |
|
|
; mat[ 0] = 1.0 |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC rotationx FAR |
|
|
ARG @mat:word,@value:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
fld [@value] |
|
|
fsincos |
|
|
;mat[ 5] = cos(angle); |
|
|
fst [dword ptr di+5*4] |
|
|
;mat[ 10] = cos(angle); |
|
|
fstp [dword ptr di+10*4] |
|
|
;mat[ 9] = sin(angle); |
|
|
fst [dword ptr di+9*4] |
|
|
;mat[ 6] = -sin(angle); |
|
|
fchs |
|
|
fstp [dword ptr di+6*4] |
|
|
;mat[ 0] = 1.0 |
|
|
;mat[15] = 1.0 |
|
|
mov eax,[cs:un] |
|
|
mov [di+0*4],eax |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
endp rotationx |
|
|
|
|
|
;initialise une matrice de rotation BX autour de Y de %0 degrees |
|
|
; mat[ 0] = cos(angle) |
|
|
; mat[ 8] = -sin(angle) |
|
|
; mat[ 2] = sin(angle) |
|
|
; mat[10] = cos(angle) |
|
|
; mat[ 5] = 1.0 |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC rotationy FAR |
|
|
ARG @mat:word,@value:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
fld [@value] |
|
|
fsincos |
|
|
;mat[ 0] = cos(angle) |
|
|
fst [dword ptr di+0*4] |
|
|
;mat[ 10] = cos(angle) |
|
|
fstp [dword ptr di+10*4] |
|
|
;mat[ 2] = sin(angle) |
|
|
fst [dword ptr di+2*4] |
|
|
fchs |
|
|
;mat[ 8] = -sin(angle) |
|
|
fstp [dword ptr di+8*4] |
|
|
;mat[ 5] = 1.0 |
|
|
;mat[15] = 1.0 |
|
|
mov eax,[cs:un] |
|
|
mov [di+5*4],eax |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
endp rotationy |
|
|
|
|
|
;initialise une matrice de rotation %0 autour de Z de %1 degrees |
|
|
; mat[ 0] = cos(angle) |
|
|
; mat[ 1] = -sin(angle) |
|
|
; mat[ 4] = sin(angle) |
|
|
; mat[ 5] = cos(angle) |
|
|
; mat[10] = 1.0 |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC rotationz FAR |
|
|
ARG @mat:word,@value:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
fld [@value] |
|
|
fsincos |
|
|
;mat[ 0] = cos(angle) |
|
|
fst [dword ptr di+0*4] |
|
|
;mat[ 5] = cos(angle) |
|
|
fstp [dword ptr di+5*4] |
|
|
;mat[ 4] = sin(angle) |
|
|
fst [dword ptr di+4*4] |
|
|
fchs |
|
|
;mat[ 1] = -sin(angle) |
|
|
fstp [dword ptr di+1*4] |
|
|
;mat[10] = 1.0 |
|
|
;mat[15] = 1.0 |
|
|
mov eax,[cs:un] |
|
|
mov [di+10*4],eax |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
endp rotationz |
|
|
|
|
|
;initialise une matrice de rotation %0 autour de X,Y,Z de %0-%3 degrees |
|
|
; mat[ 0] = cos(angleY)*cos(angleZ) |
|
|
; mat[ 1] = cos(angleY)*sin(angleZ) |
|
|
; mat[ 2] = -sin(angleY) |
|
|
; mat[ 4] = sin(angleX)*sin(angleY)*cos(angleZ)+cos(angleX)*-sin(angleZ) |
|
|
; mat[ 5] = sin(angleX)*sin(angleY)*sin(angleZ)+cos(angleX)*cos(angleZ) |
|
|
; mat[ 6] = sin(angleX)*cos(angleY) |
|
|
; mat[ 8] = cos(angleX)*sin(angleY)*cos(angleZ)+sin(angleX)*sin(angleZ) |
|
|
; mat[ 9] = cos(angleX)*sin(angleY)*sin(angleZ)-sin(angleX)*cos(angleZ) |
|
|
; mat[ 10] = cos(angleX)*cos(angleY) |
|
|
; mat[3] = 0.0 |
|
|
; mat[7] = 0.0 |
|
|
; mat[11] = 0.0 |
|
|
; mat[12] = 0.0 |
|
|
; mat[13] = 0.0 |
|
|
; mat[14] = 0.0 |
|
|
; mat[15] = 1.0 |
|
|
; reste a 0 |
|
|
PROC rotation FAR |
|
|
ARG @mat:word,@anglex:dword,@angley:dword,@anglez:dword |
|
|
USES eax,ecx,di,es |
|
|
mov di,[@mat] |
|
|
mov ecx,16 |
|
|
mov eax,0 |
|
|
push ds |
|
|
pop es |
|
|
cld |
|
|
rep stosd |
|
|
mov di,[@mat] |
|
|
;st(1) sin(angleZ) |
|
|
;st(2) cos(angleZ) |
|
|
;st(3) sin(angleY) |
|
|
;st(4) cos(angleY) |
|
|
;st(5) sin(angleX) |
|
|
;st(6) cos(angleX) |
|
|
fld [@anglex] |
|
|
fsincos |
|
|
fld [@angley] |
|
|
fsincos |
|
|
fld [@anglez] |
|
|
fsincos |
|
|
;Cos(angleY)*Cos(angleZ) |
|
|
fld st(3) |
|
|
fmul st(0),st(2) |
|
|
;mat[0] |
|
|
fstp [dword ptr di+0*4] |
|
|
;Cos(angleY)*Sin(angleZ) |
|
|
fld st(3) |
|
|
fmul st(0),st(1) |
|
|
;mat[1] |
|
|
fstp [dword ptr di+1*4] |
|
|
;-Sin(angley) |
|
|
fld st(2) |
|
|
fchs |
|
|
;mat[2] |
|
|
fstp [dword ptr di+2*4] |
|
|
mov eax,[cs:un] |
|
|
mov [di+15*4],eax |
|
|
ret |
|
|
endp rotation |
|
|
|
|
|
|
|
|
factor dd 128.0 |
|
|
|
|
|
;Transforme la liste de vertex 3D point<EFBFBD> par %0 en vertex 2D dans %1 en utilisant %2 comme origine pour %3 valeurs |
|
|
; vertex2d[i].px=int((vertex3d[i].tx*factor)/(vertex3d[i].tz+origin.Z)+origin.X) |
|
|
; vertex2d[i].py=int((vertex3d[i].ty*factor)/(vertex3d[i].tz+origin.Z)+origin.Y) |
|
|
PROC project FAR |
|
|
ARG @vertex2d:word,@vertex3d:word,@origin:word |
|
|
USES cx,bx,si,di |
|
|
mov si,[@vertex3d] |
|
|
mov bx,[@vertex2d] |
|
|
mov di,[@origin] |
|
|
mov cx,[si] |
|
|
mov [bx],cx |
|
|
inc si |
|
|
inc si |
|
|
inc bx |
|
|
inc bx |
|
|
@@boucle: |
|
|
;(vertex3d[i].z+origZ) |
|
|
fld [(vertex3d si).tz] |
|
|
fadd [(vertex3d di).tz] |
|
|
;(vertex3d[i].tx*factor) |
|
|
fld [(vertex3d si).tx] |
|
|
fmul [cs:factor] |
|
|
;(vertex3d[i].tx*factor)/(vertex3d[i].tz+origZ) |
|
|
fdiv st,st(1) |
|
|
;(vertex3d[i].tx*factor)/(vertex3d[i].tz+origZ)+origX |
|
|
fadd [(vertex3d di).tx] |
|
|
;vertex2d[i].tx=int((vertex3d[i].tx*factor)/(vertex3d[i].tz+origZ)+origX) |
|
|
fistp [(vertex2d bx).px] |
|
|
;(vertex3d[i].z+origZ) |
|
|
;(vertex3d[i].ty*factor) |
|
|
fld [(vertex3d si).ty] |
|
|
fmul [cs:factor] |
|
|
;(vertex3d[i].ty*factor)/(vertex3d[i].tz+origZ) |
|
|
fdivrp st(1) |
|
|
;(vertex3d[i].ty*factor)/(vertex3d[i].tz+origZ)+origY |
|
|
fadd [(vertex3d di).ty] |
|
|
;vertex2d[i].ty=int((vertex3d[i].ty*factor)/(vertex3d[i].tz+origZ)+origY) |
|
|
fistp [(vertex2d bx).py] |
|
|
add si,size vertex3d |
|
|
add bx,size vertex2d |
|
|
dec cx |
|
|
jnz @@boucle |
|
|
ret |
|
|
endp project |
|
|
|
|
|
|
|
|
;transforme les points %0 avec la matrice %1 |
|
|
|
|
|
; vertex3d_2 = mat * vertex3d |
|
|
|
|
|
; w = mat[12]*vertex3d[i].tx + mat[13]*vertex3d[i].ty + mat[14]*vertex3d[i].tz + mat[15] |
|
|
; vertex3d_2[i].tx = mat[ 0]*vertex3d[i].tx + mat[ 1]*vertex3d[i].ty + mat[ 2]*vertex3d[i].tz + mat[ 3] |
|
|
; vertex3d_2[i].ty = mat[ 4]*vertex3d[i].tx + mat[ 5]*vertex3d[i].ty + mat[ 6]*vertex3d[i].tz + mat[ 7] |
|
|
; vertex3d_2[i].tz = mat[ 8]*vertex3d[i].tx + mat[ 9]*vertex3d[i].ty + mat[10]*vertex3d[i].tz + mat[11] |
|
|
PROC transform FAR |
|
|
ARG @vertex3d:word,@mat:word |
|
|
USES cx,si,di |
|
|
mov si,[@vertex3d] |
|
|
mov cx,[si] |
|
|
inc si |
|
|
inc si |
|
|
mov di,[@mat] |
|
|
@@boucle: |
|
|
;Calcul du facteur echelle |
|
|
;mat[12]*vertex3d[i].tx |
|
|
fld [(vertex3d si).tx] |
|
|
fmul [dword ptr di+12*4] |
|
|
;mat[13]*vertex3d[i].ty |
|
|
fld [(vertex3d si).ty] |
|
|
fmul [dword ptr di+13*4] |
|
|
;mat[12]*vertex3d[i].tx + mat[13]*vertex3d[i].ty |
|
|
faddp st(1) |
|
|
;mat[14]*vertex3d.tz |
|
|
fld [(vertex3d si).tz] |
|
|
fmul [dword ptr di+14*4] |
|
|
;mat[12]*vertex3d[i].tx + mat[13]*vertex3d[i].ty + mat[14]*vertex3d[i].tz |
|
|
faddp st(1) |
|
|
;mat[12]*vertex3d[i].tx + mat[13]*vertex3d[i].ty + mat[14]*vertex3d[i].tz + mat[15] |
|
|
fadd [dword ptr di+15*4] |
|
|
;w=0.0 ?? |
|
|
ftst |
|
|
;-> AX |
|
|
fstsw ax |
|
|
|
|
|
;vertex3d.tx vertex3d.ty et vertex3d.tz |
|
|
fld [(vertex3d si).tx] |
|
|
fmul [dword ptr di+0*4] |
|
|
fld [(vertex3d si).ty] |
|
|
fmul [dword ptr di+1*4] |
|
|
faddp st(1) |
|
|
fld [(vertex3d si).tz] |
|
|
fmul [dword ptr di+2*4] |
|
|
faddp st(1) |
|
|
fadd [dword ptr di+3*4] |
|
|
|
|
|
fld [(vertex3d si).tx] |
|
|
fmul [dword ptr di+4*4] |
|
|
fld [(vertex3d si).ty] |
|
|
fmul [dword ptr di+5*4] |
|
|
faddp st(1) |
|
|
fld [(vertex3d si).tz] |
|
|
fmul [dword ptr di+6*4] |
|
|
faddp st(1) |
|
|
fadd [dword ptr di+7*4] |
|
|
|
|
|
fld [(vertex3d si).tx] |
|
|
fmul [dword ptr di+8*4] |
|
|
fld [(vertex3d si).ty] |
|
|
fmul [dword ptr di+9*4] |
|
|
faddp st(1) |
|
|
fld [(vertex3d si).tz] |
|
|
fmul [dword ptr di+10*4] |
|
|
faddp st(1) |
|
|
fadd [dword ptr di+11*4] |
|
|
|
|
|
;w=0.0 |
|
|
sahf |
|
|
jz @@divby0 |
|
|
;vertex3d.tx=vertex3d[i].tz/w |
|
|
fdiv st,st(3) |
|
|
fstp [(vertex3d si).tz] |
|
|
;vertex3d.ty=vertex3d[i].ty/w |
|
|
fdiv st,st(2) |
|
|
fstp [(vertex3d si).ty] |
|
|
;vertex3d.tz=vertex3d[i].tx/w |
|
|
fdivrp st(1),st |
|
|
fstp [(vertex3d si).tx] |
|
|
;No div by 0 |
|
|
jmp @@nodiv |
|
|
@@divby0: |
|
|
fstp [(vertex3d si).tz] |
|
|
fstp [(vertex3d si).ty] |
|
|
fstp [(vertex3d si).tx] |
|
|
ffree |
|
|
@@nodiv: |
|
|
add si,size vertex3d |
|
|
dec cx |
|
|
jnz @@boucle |
|
|
ret |
|
|
endp transform |
|
|
|
|
|
;Multiplie la matrice de transformation %0 par celle en %1 et met les resultat en %2 |
|
|
|
|
|
; mat = p1 * p2 |
|
|
|
|
|
; mat[ 0] = (p1[ 0]*p2[ 0])+(p1[ 1]*p2[ 4])+(p1[ 2]*p2[ 8])+(p1[ 3]*p2[12]); |
|
|
; mat[ 4] = (p1[ 4]*p2[ 0])+(p1[ 5]*p2[ 4])+(p1[ 6]*p2[ 8])+(p1[ 7]*p2[12]); |
|
|
; mat[ 8] = (p1[ 8]*p2[ 0])+(p1[ 9]*p2[ 4])+(p1[10]*p2[ 8])+(p1[11]*p2[12]); |
|
|
; mat[12] = (p1[12]*p2[ 0])+(p1[13]*p2[ 4])+(p1[14]*p2[ 8])+(p1[15]*p2[12]); |
|
|
; mat[ 1] = (p1[ 0]*p2[ 1])+(p1[ 1]*p2[ 5])+(p1[ 2]*p2[ 9])+(p1[ 3]*p2[13]); |
|
|
; mat[ 5] = (p1[ 4]*p2[ 1])+(p1[ 5]*p2[ 5])+(p1[ 6]*p2[ 9])+(p1[ 7]*p2[13]); |
|
|
; mat[ 9] = (p1[ 8]*p2[ 1])+(p1[ 9]*p2[ 5])+(p1[10]*p2[ 9])+(p1[11]*p2[13]); |
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; mat[13] = (p1[12]*p2[ 1])+(p1[13]*p2[ 5])+(p1[14]*p2[ 9])+(p1[15]*p2[13]); |
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|
; mat[ 2] = (p1[ 0]*p2[ 2])+(p1[ 1]*p2[ 6])+(p1[ 2]*p2[10])+(p1[ 3]*p2[14]); |
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|
; mat[ 6] = (p1[ 4]*p2[ 2])+(p1[ 5]*p2[ 6])+(p1[ 6]*p2[10])+(p1[ 7]*p2[14]); |
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|
; mat[10] = (p1[ 8]*p2[ 2])+(p1[ 9]*p2[ 6])+(p1[10]*p2[10])+(p1[11]*p2[14]); |
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|
; mat[14] = (p1[12]*p2[ 2])+(p1[13]*p2[ 6])+(p1[14]*p2[10])+(p1[15]*p2[14]); |
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|
; mat[ 3] = (p1[ 0]*p2[ 3])+(p1[ 1]*p2[ 7])+(p1[ 2]*p2[11])+(p1[ 3]*p2[15]); |
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|
; mat[ 7] = (p1[ 4]*p2[ 3])+(p1[ 5]*p2[ 7])+(p1[ 6]*p2[11])+(p1[ 7]*p2[15]); |
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|
; mat[11] = (p1[ 8]*p2[ 3])+(p1[ 9]*p2[ 7])+(p1[10]*p2[11])+(p1[11]*p2[15]); |
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; mat[15] = (p1[12]*p2[ 3])+(p1[13]*p2[ 7])+(p1[14]*p2[11])+(p1[15]*p2[15]); |
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|
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PROC multiply FAR |
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ARG @p1:word,@p2:word,@mat:word |
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USES bx,si,di |
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mov si,[@p1] |
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mov di,[@p2] |
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mov bx,[@mat] |
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;0,0 |
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;p1[ 0]*p2[ 0] |
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fld [dword ptr si+0*4] |
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fmul [dword ptr di+0*4] |
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;p1[ 1]*p2[ 4] |
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fld [dword ptr si+1*4] |
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fmul [dword ptr di+4*4] |
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|
;(p1[ 0]*p2[ 0])+(p1[ 1]*p2[ 4]) |
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faddp st(1) |
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;p1[ 2]*p2[ 8] |
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fld [dword ptr si+2*4] |
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|
fmul [dword ptr di+8*4] |
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;(p1[ 0]*p2[ 0])+(p1[ 1]*p2[ 4])+(p1[ 2]*p2[ 8]) |
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|
faddp st(1) |
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;p1[ 3]*p2[12] |
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fld [dword ptr si+3*4] |
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|
fmul [dword ptr di+12*4] |
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|
;(p1[ 0]*p2[ 0])+(p1[ 1]*p2[ 4])+(p1[ 2]*p2[ 8])+(p1[ 3]*p2[12]) |
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|
faddp st(1) |
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fstp [dword ptr bx+0*4] |
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;mat[ 0] |
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|
|
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;1,0 |
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fld [dword ptr si+0*4] |
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|
fmul [dword ptr di+1*4] |
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|
fld [dword ptr si+1*4] |
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|
fmul [dword ptr di+5*4] |
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|
faddp st(1) |
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|
fld [dword ptr si+2*4] |
|
|
fmul [dword ptr di+9*4] |
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|
faddp st(1) |
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|
fld [dword ptr si+3*4] |
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|
fmul [dword ptr di+13*4] |
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|
faddp st(1) |
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|
fstp [dword ptr bx+1*4] |
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|
;2,0 |
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|
fld [dword ptr si+0*4] |
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|
fmul [dword ptr di+2*4] |
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|
fld [dword ptr si+1*4] |
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|
fmul [dword ptr di+6*4] |
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|
faddp st(1) |
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|
fld [dword ptr si+2*4] |
|
|
fmul [dword ptr di+10*4] |
|
|
faddp st(1) |
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|
fld [dword ptr si+3*4] |
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|
fmul [dword ptr di+14*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+2*4] |
|
|
;3,0 |
|
|
fld [dword ptr si+0*4] |
|
|
fmul [dword ptr di+3*4] |
|
|
fld [dword ptr si+1*4] |
|
|
fmul [dword ptr di+7*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+2*4] |
|
|
fmul [dword ptr di+11*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+3*4] |
|
|
fmul [dword ptr di+15*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+3*4] |
|
|
;0,1 |
|
|
fld [dword ptr si+4*4] |
|
|
fmul [dword ptr di+0*4] |
|
|
fld [dword ptr si+5*4] |
|
|
fmul [dword ptr di+4*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+6*4] |
|
|
fmul [dword ptr di+8*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+7*4] |
|
|
fmul [dword ptr di+12*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+4*4] |
|
|
;1,1 |
|
|
fld [dword ptr si+4*4] |
|
|
fmul [dword ptr di+1*4] |
|
|
fld [dword ptr si+5*4] |
|
|
fmul [dword ptr di+5*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+6*4] |
|
|
fmul [dword ptr di+9*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+7*4] |
|
|
fmul [dword ptr di+13*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+5*4] |
|
|
;2,1 |
|
|
fld [dword ptr si+4*4] |
|
|
fmul [dword ptr di+2*4] |
|
|
fld [dword ptr si+5*4] |
|
|
fmul [dword ptr di+6*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+6*4] |
|
|
fmul [dword ptr di+10*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+7*4] |
|
|
fmul [dword ptr di+14*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+6*4] |
|
|
;3,1 |
|
|
fld [dword ptr si+4*4] |
|
|
fmul [dword ptr di+3*4] |
|
|
fld [dword ptr si+5*4] |
|
|
fmul [dword ptr di+7*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+6*4] |
|
|
fmul [dword ptr di+11*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+7*4] |
|
|
fmul [dword ptr di+15*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+7*4] |
|
|
;0,2 |
|
|
fld [dword ptr si+8*4] |
|
|
fmul [dword ptr di+0*4] |
|
|
fld [dword ptr si+9*4] |
|
|
fmul [dword ptr di+4*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+10*4] |
|
|
fmul [dword ptr di+8*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+11*4] |
|
|
fmul [dword ptr di+12*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+8*4] |
|
|
;1,2 |
|
|
fld [dword ptr si+8*4] |
|
|
fmul [dword ptr di+1*4] |
|
|
fld [dword ptr si+9*4] |
|
|
fmul [dword ptr di+5*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+10*4] |
|
|
fmul [dword ptr di+9*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+11*4] |
|
|
fmul [dword ptr di+13*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+9*4] |
|
|
;2,2 |
|
|
fld [dword ptr si+8*4] |
|
|
fmul [dword ptr di+2*4] |
|
|
fld [dword ptr si+9*4] |
|
|
fmul [dword ptr di+6*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+10*4] |
|
|
fmul [dword ptr di+10*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+11*4] |
|
|
fmul [dword ptr di+14*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+10*4] |
|
|
;3,2 |
|
|
fld [dword ptr si+8*4] |
|
|
fmul [dword ptr di+3*4] |
|
|
fld [dword ptr si+9*4] |
|
|
fmul [dword ptr di+7*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+10*4] |
|
|
fmul [dword ptr di+11*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+11*4] |
|
|
fmul [dword ptr di+15*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+11*4] |
|
|
;0,3 |
|
|
fld [dword ptr si+12*4] |
|
|
fmul [dword ptr di+0*4] |
|
|
fld [dword ptr si+13*4] |
|
|
fmul [dword ptr di+4*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+14*4] |
|
|
fmul [dword ptr di+8*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+15*4] |
|
|
fmul [dword ptr di+12*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+12*4] |
|
|
;1,3 |
|
|
fld [dword ptr si+12*4] |
|
|
fmul [dword ptr di+1*4] |
|
|
fld [dword ptr si+13*4] |
|
|
fmul [dword ptr di+5*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+14*4] |
|
|
fmul [dword ptr di+9*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+15*4] |
|
|
fmul [dword ptr di+13*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+13*4] |
|
|
;2,3 |
|
|
fld [dword ptr si+12*4] |
|
|
fmul [dword ptr di+2*4] |
|
|
fld [dword ptr si+13*4] |
|
|
fmul [dword ptr di+6*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+14*4] |
|
|
fmul [dword ptr di+10*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+15*4] |
|
|
fmul [dword ptr di+14*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+14*4] |
|
|
;3,3 |
|
|
fld [dword ptr si+12*4] |
|
|
fmul [dword ptr di+3*4] |
|
|
fld [dword ptr si+13*4] |
|
|
fmul [dword ptr di+7*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+14*4] |
|
|
fmul [dword ptr di+11*4] |
|
|
faddp st(1) |
|
|
fld [dword ptr si+15*4] |
|
|
fmul [dword ptr di+15*4] |
|
|
faddp st(1) |
|
|
fstp [dword ptr bx+15*4] |
|
|
ret |
|
|
endp multiply
|
|
|
|
