forked from KolibriOS/kolibrios
1171 lines
23 KiB
Plaintext
1171 lines
23 KiB
Plaintext
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;init_envmap_cub2:
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; mov esi,envmap
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; mov edi,envmap_cub ;take cubic env. map from
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; xor eax,eax ;spherical env. map
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; @@:
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; add esi,eax
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; movsd
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; dec edi
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; dec esi
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; add esi,511*3
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; add eax,3
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; cmp eax,511*3
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; jl @b
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;ret
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init_envmap_cub: ; create 512x512 env map
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.temp equ word [ebp-2]
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push ebp
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mov ebp,esp
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sub esp,2
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mov edi,envmap_cub
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fninit
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mov cx,-256
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.ie_hor:
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mov .temp,cx
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fild .temp
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fabs
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; fmul st,st0
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; fsqrt
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mov .temp,255
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fisubr .temp
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fmul [env_const]
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fistp .temp
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mov ax,.temp
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or ax,ax
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jge .ie_ok1
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xor ax,ax
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jmp .ie_ok2
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.ie_ok1:
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cmp ax,255
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jle .ie_ok2
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mov ax,255
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.ie_ok2:
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stosb
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stosb
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stosb
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inc cx
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cmp cx,256
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jne .ie_hor
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mov esp,ebp
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pop ebp
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ret
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calc_one_col:
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; procedure don't save registers !!!
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; in - st - dot_product
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; stack - other parameters
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; out - eax - 0x00rrggbb
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.dot_prd equ dword[ebp+4] ; dot product - cos x - not now
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.min_col_r equ word[ebp+8] ; minimum color - ambient
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.min_col_g equ word[ebp+10]
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.min_col_b equ word[ebp+12]
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.max_col_r equ word[ebp+14] ; maximum color - specular
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.max_col_g equ word[ebp+16]
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.max_col_b equ word[ebp+18]
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.org_col_r equ word[ebp+20] ; orginal color - diffuse
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.org_col_g equ word[ebp+22]
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.org_col_b equ word[ebp+24]
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.n equ word[ebp+26] ; shines - not implemented
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.temp equ word[ebp-2]
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.color_sum_r equ dword[ebp-6]
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.color_sum_g equ dword[ebp-10]
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.color_sum_b equ dword[ebp-14]
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; color = ambient+cos(x)*diffuse+(cos(x)^n)*specular
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mov ebp,esp
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sub esp,14
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mov ax,.min_col_r
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add ax,.max_col_r
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add ax,.org_col_r
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cwde
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mov .color_sum_r,eax
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mov ax,.min_col_g
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add ax,.max_col_g
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add ax,.org_col_g
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cwde
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mov .color_sum_g,eax
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mov ax,.min_col_b
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add ax,.max_col_b
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add ax,.org_col_b
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cwde
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mov .color_sum_b,eax
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; fld .dot_prd
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; fild .n
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; fxch st1
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; fabs
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; fyl2x ;
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; f2xm1
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; fld1
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; faddp ; st = dot_product ^ n
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fld st ; copy dot pr
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fmul st,st0
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fmul st,st0
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fmul st,st0
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cmp .n,255 ; .n = 255 -> spot light
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jne @f
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fmul st,st0
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fmul st,st0
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fmul st,st0
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@@:
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fld st ; st0=st1=dot_pr^n, st2=dot_pr
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fimul .max_col_b
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fild .org_col_b
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fmul st,st3
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faddp ; st0=first piece of col, st1=dot_pr^n..
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fiadd .min_col_b
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fimul .max_col_b
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fidiv .color_sum_b
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fistp .temp
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movzx eax,.temp
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shl eax,16
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fld st
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fimul .max_col_g
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fild .org_col_g
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fmul st,st3
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faddp
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fiadd .min_col_g
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fimul .max_col_g
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fidiv .color_sum_g
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fistp .temp
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mov ax,.temp
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mov ah,al
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shl eax,8
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fimul .max_col_r
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fild .org_col_r
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fmulp st2,st
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faddp
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fiadd .min_col_r
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fimul .max_col_r
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fidiv .color_sum_r
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fistp .temp
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mov ax,.temp ;eax - 0xbbgg00rr
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; mov ah,al
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ror eax,16
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xchg al,ah ; eax - 0x00rrggbb
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mov esp,ebp
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ret 24
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calc_bumpmap: ; calculate random bumpmap
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;--------------in edi _ pointer to TEX_X x TEX_Y bumpmap
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push edi
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cmp [bumps_flag],0
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je .random_bump_map
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; else bumps according to texture
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mov esi,texmap
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mov ecx,TEXTURE_SIZE
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@@:
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movzx ax,byte[esi]
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movzx bx,byte[esi+1]
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movzx dx,byte[esi+2]
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add ax,bx
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add ax,dx
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cwd
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div [i3]
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stosb
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add esi,3
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loop @b
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jmp .blur_map
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; push ecx
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; mov eax,0x88888888
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; mov ecx,16/4
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; rep stosd
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; mov eax,0xffffffff
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; mov ecx,16/4
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; rep stosd
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; pop ecx
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; loop @b
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.random_bump_map:
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mov ecx,TEXTURE_SIZE
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@@:
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push ecx
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xor ecx,ecx
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mov edx,255
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call random
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stosb
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pop ecx
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loop @b
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.blur_map:
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pop edi
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movzx ecx,[bumps_deep_flag]
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inc cx
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.blur:
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xor esi,esi
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mov edx,TEXTURE_SIZE
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xor eax,eax
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xor ebx,ebx
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@@:
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mov ebp,esi
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dec ebp
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and ebp,TEXTURE_SIZE
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mov al,byte[ebp+edi]
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mov ebp,esi
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inc ebp
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and ebp,TEXTURE_SIZE
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mov bl,byte[ebp+edi]
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add eax,ebx
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mov ebp,esi
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sub ebp,TEX_X
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and ebp,TEXTURE_SIZE
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mov bl,byte[ebp+edi]
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add eax,ebx
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mov ebp,esi
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add ebp,TEX_X
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and ebp,TEXTURE_SIZE
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mov bl,byte[ebp+edi]
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add eax,ebx
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shr eax,2
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mov byte[esi+edi],al
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inc esi
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dec edx
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jnz @b
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loop .blur
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ret
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random:
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; in - ecx - min
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; edx - max
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; out - eax - random number
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mov bx,[rand_seed]
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add bx,0x9248
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ror bx,3
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mov [rand_seed],bx
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mov ax,dx
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sub ax,cx
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mul bx
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mov ax,dx
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add ax,cx
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cwde
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ret
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optimize_object1: ; setting point (0,0,0) in center of object
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; recalculate all coords , scale object,
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;the coords in <-1.0,1.0>
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;in : real_points - table filled of real float dd coordinates (x,y,z), end mark dd -1
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; _ global variable
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; points_count_var - dw integer variable with exactly points count
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; - global variable
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; SIZE_X, SIZE_Y must be defined
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.max equ dword[ebp-4]
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.min equ dword[ebp-8]
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.maxxx equ dword[ebp-12]
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.center equ dword[ebp-16]
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mov ebp,esp
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sub esp,16
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fninit
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mov .maxxx,0
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mov ecx,3
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xor ebx,ebx ; ebx - x,y,z coord in real_points list
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.next_c: ; max/min/center x,y,z
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mov edi,[points_ptr] ; in real_point list minimum two points
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mov dx,[points_count_var]
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fld dword[edi+ebx]
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fst .max
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fstp .min
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add edi,12
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dec dx
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.next_coord: ; next coord from real_points list
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fld dword [edi+ebx] ; real_points -> x,y,z
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fcom .max ; max_x,y,z
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fstsw ax
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sahf
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jbe @f ; jmp less equal
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fstp .max ; new max_x,y,z
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jmp .end_coords
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@@:
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fcom .min ; min_x,y,z
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fstsw ax
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sahf
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jnbe @f ; jmp greater
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fst .min ; new min_x
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@@:
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ffree st
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.end_coords:
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add edi,12
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; cmp dword[edi],-1 ; cmp with end mark
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dec dx
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jnz .next_coord
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; ok after this we found max_coord and min_coord
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fld .max ; find center point
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fadd .min
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fld1
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fld1
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faddp
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fdivp st1,st ; st0 - center coord
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fstp .center
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fld .max
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fsub .center ; st = .max - .center
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fcom .maxxx ; maximum of all .max
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fstsw ax
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sahf
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jbe @f ; jmp lower
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fst .maxxx ; new maxx
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@@:
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ffree st
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mov edi,[points_ptr]
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mov dx,[points_count_var] ; substraction all coords - center point
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@@:
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fld dword[edi+ebx]
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fsub .center
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fstp dword[edi+ebx]
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add edi,12
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; cmp dword[edi],-1
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; jne @b
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dec dx
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jnz @b
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add ebx,4 ; ebx - x,y,z cooficientes in list real_points
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dec ecx
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jnz .next_c
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fld .maxxx
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mov edi,[points_ptr] ; create all coords in <-1.0,1.0>
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movzx ecx,[points_count_var]
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@@:
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fld dword[edi]
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fdiv .maxxx
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fstp dword[edi]
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fld dword[edi+4]
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fdiv .maxxx
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fstp dword[edi+4]
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fld dword[edi+8]
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fdiv .maxxx
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fstp dword[edi+8]
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add edi,12
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loop @b
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; cmp dword[edi],-1
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; jne @b
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mov esp,ebp
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ret
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generate_object: ; generate node
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.N equ 32
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.x equ word[ebp-2]
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.Ndiv2 equ word[ebp-10]
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.MthickSqr equ dword[ebp-14] ; diameter^2
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.temp equ dword[ebp-18] ; variable for x <-1;1>
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.Hthick equ dword[ebp-22]
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.cos_temp equ dword[ebp-26]
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.next_const equ dword[ebp-30]
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.a equ dword[ebp-34]
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.Pi2 equ ebp-38
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mov ebp,esp
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sub esp,42
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mov .Ndiv2,.N/2
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fninit
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fldpi
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fadd st,st
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fst dword[.Pi2]
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fidiv .Ndiv2
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fst .a ; .Ndiv2*.a=2Pi => .a=2pi/.Ndiv2
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fld [.Mthick] ; inside diameter, (outside daiameter = 1)
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fmul st,st0
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fstp .MthickSqr
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fld1
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fsub [.Mthick]
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fst .Hthick ; Hthick = 1 - Mthick
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fld st
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|
|
fadd st,st
|
||
|
|
faddp
|
||
|
|
fstp .next_const ; next_const = Hthick * 3
|
||
|
|
|
||
|
|
|
||
|
|
;init triangles list
|
||
|
|
mov edi,[triangles_ptr]
|
||
|
|
|
||
|
|
xor si,si
|
||
|
|
xor ax,ax
|
||
|
|
mov bx,.N+1
|
||
|
|
mov cx,(.N*2)+2 ;--
|
||
|
|
mov dx,(.N*3)+3 ;---
|
||
|
|
mov [triangles_count_var],0
|
||
|
|
.again_tri:
|
||
|
|
stosw ; main wave
|
||
|
|
mov word[edi],bx
|
||
|
|
inc ax
|
||
|
|
add edi,2
|
||
|
|
stosw
|
||
|
|
stosw
|
||
|
|
mov word[edi],bx
|
||
|
|
inc bx
|
||
|
|
mov word[edi+2],bx
|
||
|
|
|
||
|
|
|
||
|
|
add edi,4
|
||
|
|
|
||
|
|
mov word[edi],cx ;---- ; n2+2 ; xor ax,ax
|
||
|
|
inc cx ; n2+3 ; mov bx,.N+1
|
||
|
|
mov word[edi+2],dx ; ; mov cx,(.N*2)+2 ;--
|
||
|
|
mov word[edi+4],cx ; n3+3 ; mov dx,(.N*3)+3 ;---
|
||
|
|
mov word[edi+6],dx ; n3+3 ;
|
||
|
|
inc dx ; ;
|
||
|
|
mov word[edi+8],dx ; n2+3 ;
|
||
|
|
mov word[edi+10],cx ; n3+4
|
||
|
|
add edi,12 ;----
|
||
|
|
|
||
|
|
dec ax ; border of wave
|
||
|
|
dec bx
|
||
|
|
dec cx
|
||
|
|
dec dx
|
||
|
|
|
||
|
|
stosw ; first border
|
||
|
|
inc ax
|
||
|
|
stosw
|
||
|
|
mov word[edi],dx
|
||
|
|
add edi,2
|
||
|
|
|
||
|
|
mov word[edi],dx
|
||
|
|
add edi,2
|
||
|
|
stosw
|
||
|
|
inc dx
|
||
|
|
mov word[edi],dx
|
||
|
|
|
||
|
|
mov word[edi+2],bx ; second border
|
||
|
|
mov word[edi+4],cx
|
||
|
|
inc bx
|
||
|
|
mov word[edi+6],bx
|
||
|
|
|
||
|
|
mov word[edi+8],bx
|
||
|
|
mov word[edi+10],cx
|
||
|
|
inc cx
|
||
|
|
mov word[edi+12],cx
|
||
|
|
add edi,14
|
||
|
|
|
||
|
|
add [triangles_count_var],8 ;10
|
||
|
|
inc si
|
||
|
|
cmp si,.N
|
||
|
|
jne .again_tri
|
||
|
|
|
||
|
|
add ax,((.N+1)*3)+1
|
||
|
|
add bx,((.N+1)*3)+1
|
||
|
|
add cx,((.N+1)*3)+1
|
||
|
|
add dx,((.N+1)*3)+1
|
||
|
|
xor si,si
|
||
|
|
cmp ax,(.N*13)+13 ;;;(.N*23)+23 ; ax,(.N*13)+13
|
||
|
|
jl .again_tri
|
||
|
|
|
||
|
|
mov dword[edi],-1 ; <--- end mark not always in use
|
||
|
|
|
||
|
|
; init real points list
|
||
|
|
mov .x,-(.N/2)
|
||
|
|
mov edi,[points_ptr]
|
||
|
|
lea esi,[edi+(12*(.N+1))]
|
||
|
|
mov eax,[points_ptr]
|
||
|
|
mov ebx,eax
|
||
|
|
add eax,2*12*(.N+1) ;---
|
||
|
|
add ebx,3*12*(.N+1) ;---
|
||
|
|
mov [points_count_var],0
|
||
|
|
|
||
|
|
|
||
|
|
.R_P4 equ edi+(4*12*(.N+1))
|
||
|
|
.R_P5 equ edi+(5*12*(.N+1))
|
||
|
|
.R_P6 equ edi+(6*12*(.N+1))
|
||
|
|
.R_P7 equ edi+(7*12*(.N+1))
|
||
|
|
|
||
|
|
.R_P8 equ edi+(8*12*(.N+1))
|
||
|
|
.R_P9 equ edi+(9*12*(.N+1))
|
||
|
|
.R_P10 equ edi+(10*12*(.N+1))
|
||
|
|
.R_P11 equ edi+(11*12*(.N+1))
|
||
|
|
|
||
|
|
.R_P12 equ edi+(12*12*(.N+1))
|
||
|
|
.R_P13 equ edi+(13*12*(.N+1))
|
||
|
|
.R_P14 equ edi+(14*12*(.N+1))
|
||
|
|
.R_P15 equ edi+(15*12*(.N+1))
|
||
|
|
|
||
|
|
@@:
|
||
|
|
; x coordinate
|
||
|
|
fild .x
|
||
|
|
fld st
|
||
|
|
;; fmul .a ; st = <-2pi;2pi> when mul .a
|
||
|
|
fidiv .Ndiv2
|
||
|
|
fst .temp ; temporary x in <-1.0;1.0>
|
||
|
|
|
||
|
|
fst dword[edi] ;x coordinate of point
|
||
|
|
fst dword[esi]
|
||
|
|
fst dword[eax] ;--
|
||
|
|
|
||
|
|
|
||
|
|
fst dword[.R_P4]
|
||
|
|
fst dword[.R_P5]
|
||
|
|
fst dword[.R_P6]
|
||
|
|
fst dword[.R_P7]
|
||
|
|
|
||
|
|
fst dword[.R_P8]
|
||
|
|
fst dword[.R_P9]
|
||
|
|
fst dword[.R_P10]
|
||
|
|
fst dword[.R_P11]
|
||
|
|
|
||
|
|
fst dword[.R_P12]
|
||
|
|
fst dword[.R_P13]
|
||
|
|
fst dword[.R_P14]
|
||
|
|
fst dword[.R_P15]
|
||
|
|
|
||
|
|
fstp dword[ebx] ;pop
|
||
|
|
;*******y coord dword[offset + 4]
|
||
|
|
fmul .a ; st = <-2pi;2pi>
|
||
|
|
fsincos
|
||
|
|
fmul .next_const
|
||
|
|
fst dword[edi+4] ; y coordinate of point
|
||
|
|
fst dword[esi+4]
|
||
|
|
fst dword[.R_P4+4]
|
||
|
|
fst dword[.R_P5+4]
|
||
|
|
fld .Hthick
|
||
|
|
faddp
|
||
|
|
fst dword[.R_P6+4]
|
||
|
|
fst dword[.R_P7+4]
|
||
|
|
fst dword[eax+4]
|
||
|
|
fst dword[ebx+4]
|
||
|
|
|
||
|
|
fchs
|
||
|
|
fst dword[.R_P10+4]
|
||
|
|
fst dword[.R_P11+4]
|
||
|
|
fst dword[.R_P14+4]
|
||
|
|
fst dword[.R_P15+4]
|
||
|
|
fadd .Hthick
|
||
|
|
fadd .Hthick
|
||
|
|
fst dword[.R_P8+4]
|
||
|
|
fst dword[.R_P9+4]
|
||
|
|
fst dword[.R_P12+4]
|
||
|
|
fstp dword[.R_P13+4]
|
||
|
|
|
||
|
|
|
||
|
|
fmul .Hthick
|
||
|
|
fmul .next_const
|
||
|
|
fstp .cos_temp ; cos_temp = Hthick^2 * 3
|
||
|
|
|
||
|
|
;***************z coord
|
||
|
|
fld .temp
|
||
|
|
fld st
|
||
|
|
fmul st,st0 ; z coords
|
||
|
|
fchs
|
||
|
|
fld1
|
||
|
|
faddp
|
||
|
|
fabs
|
||
|
|
fsqrt
|
||
|
|
; fld st
|
||
|
|
; fsub
|
||
|
|
fld st
|
||
|
|
fsub .cos_temp
|
||
|
|
fst dword[esi+8]
|
||
|
|
fstp dword[eax+8] ;--
|
||
|
|
fld st
|
||
|
|
fadd .cos_temp
|
||
|
|
fst dword[.R_P9+8]
|
||
|
|
fstp dword[.R_P10+8]
|
||
|
|
fchs
|
||
|
|
fld st
|
||
|
|
fsub .cos_temp
|
||
|
|
fst dword[.R_P6+8]
|
||
|
|
fstp dword[.R_P5+8]
|
||
|
|
fadd .cos_temp
|
||
|
|
fst dword[.R_P13+8]
|
||
|
|
fstp dword[.R_P14+8]
|
||
|
|
|
||
|
|
fmul [.Mthick]
|
||
|
|
fmul st,st0
|
||
|
|
fchs
|
||
|
|
fld .MthickSqr
|
||
|
|
faddp
|
||
|
|
fabs
|
||
|
|
fsqrt
|
||
|
|
fld st
|
||
|
|
fsub .cos_temp
|
||
|
|
fst dword[edi+8] ; z coordinate
|
||
|
|
fstp dword[ebx+8] ;--
|
||
|
|
fld st
|
||
|
|
fadd .cos_temp
|
||
|
|
fst dword[.R_P8+8]
|
||
|
|
fstp dword[.R_P11+8]
|
||
|
|
fchs
|
||
|
|
fld st
|
||
|
|
fsub .cos_temp
|
||
|
|
fst dword[.R_P7+8]
|
||
|
|
fstp dword[.R_P4+8]
|
||
|
|
fadd .cos_temp
|
||
|
|
fst dword[.R_P12+8]
|
||
|
|
fstp dword[.R_P15+8]
|
||
|
|
|
||
|
|
add edi,12
|
||
|
|
add esi,12
|
||
|
|
add eax,12 ;--
|
||
|
|
add ebx,12 ;---
|
||
|
|
add [points_count_var],24 ;16
|
||
|
|
inc .x
|
||
|
|
cmp .x,.N/2
|
||
|
|
jng @b
|
||
|
|
; mov dword[esi],-1 ; <-- end mark
|
||
|
|
mov [culling_flag],0
|
||
|
|
mov esp,ebp
|
||
|
|
ret
|
||
|
|
.Mthick dd 0.85 ; size-thickness
|
||
|
|
|
||
|
|
make_random_lights:
|
||
|
|
.temp1 equ ebp-4
|
||
|
|
.temp2 equ ebp-8 ; - light vector generate variables
|
||
|
|
.temp3 equ ebp-12
|
||
|
|
.max equ 800
|
||
|
|
push ebp
|
||
|
|
mov ebp,esp
|
||
|
|
sub esp,12
|
||
|
|
mov edi,lights
|
||
|
|
fninit
|
||
|
|
mov dword[.temp2],.max
|
||
|
|
mov dword[.temp3],.max/2
|
||
|
|
|
||
|
|
.again:
|
||
|
|
xor esi,esi
|
||
|
|
@@:
|
||
|
|
mov edx,.max
|
||
|
|
xor ecx,ecx
|
||
|
|
call random
|
||
|
|
sub eax,.max/2
|
||
|
|
mov dword[.temp1],eax
|
||
|
|
fild dword[.temp1]
|
||
|
|
fidiv dword[.temp3]
|
||
|
|
fstp dword[edi+esi*4]
|
||
|
|
inc esi
|
||
|
|
cmp esi,2
|
||
|
|
jne @b
|
||
|
|
|
||
|
|
.max1 equ 1000
|
||
|
|
mov dword[.temp2],.max1/2
|
||
|
|
mov edx,.max1
|
||
|
|
xor ecx,ecx
|
||
|
|
call random
|
||
|
|
mov dword[.temp1],eax
|
||
|
|
fild dword[.temp1]
|
||
|
|
fchs
|
||
|
|
fidiv dword[.temp2]
|
||
|
|
fstp dword[edi+8]
|
||
|
|
|
||
|
|
xor esi,esi
|
||
|
|
@@:
|
||
|
|
mov ecx,220 ; max colors and shine , ecx = 200 - more bright shading
|
||
|
|
mov edx,255
|
||
|
|
call random
|
||
|
|
mov byte[edi+18+esi],al
|
||
|
|
inc esi
|
||
|
|
cmp esi,4
|
||
|
|
jne @b
|
||
|
|
|
||
|
|
|
||
|
|
xor esi,esi
|
||
|
|
@@:
|
||
|
|
mov ecx,100 ; orginal colors
|
||
|
|
movzx edx,byte[edi+18+esi]
|
||
|
|
call random
|
||
|
|
mov byte[edi+12+esi],al
|
||
|
|
inc esi
|
||
|
|
cmp esi,3
|
||
|
|
jne @b
|
||
|
|
|
||
|
|
xor esi,esi
|
||
|
|
@@:
|
||
|
|
mov ecx,1 ; min cols
|
||
|
|
movzx edx,byte[edi+12+esi]
|
||
|
|
call random
|
||
|
|
mov byte[edi+15+esi],al
|
||
|
|
inc esi
|
||
|
|
cmp esi,3
|
||
|
|
jne @b
|
||
|
|
|
||
|
|
add edi,LIGHT_SIZE ;22
|
||
|
|
cmp edi,lightsend ; see file View3ds,asm
|
||
|
|
jne .again
|
||
|
|
|
||
|
|
mov esp,ebp
|
||
|
|
pop ebp
|
||
|
|
ret
|
||
|
|
|
||
|
|
generate_texture2:
|
||
|
|
.const equ 32
|
||
|
|
mov edi,texmap
|
||
|
|
xor bx,bx
|
||
|
|
.next_line:
|
||
|
|
xor dx,dx
|
||
|
|
.next2stripes:
|
||
|
|
mov eax,-1
|
||
|
|
mov ecx,(TEX_X/.const)*3/4
|
||
|
|
rep stosd
|
||
|
|
mov eax,0x00ff0000
|
||
|
|
mov ecx,(TEX_X/.const)
|
||
|
|
@@:
|
||
|
|
stosd
|
||
|
|
dec edi
|
||
|
|
loop @b
|
||
|
|
inc dx
|
||
|
|
cmp dx,.const/2
|
||
|
|
jl .next2stripes
|
||
|
|
inc bx
|
||
|
|
cmp bx,TEX_Y
|
||
|
|
jl .next_line
|
||
|
|
ret
|
||
|
|
|
||
|
|
blur_screen: ;blur n times ; blur or fire
|
||
|
|
;in - ecx times count
|
||
|
|
;.counter equ dword[esp-4]
|
||
|
|
.counter1 equ dword[esp-8]
|
||
|
|
if Ext>=MMX
|
||
|
|
emms
|
||
|
|
push ebp
|
||
|
|
mov ebp,esp
|
||
|
|
push dword 0x0
|
||
|
|
push dword 0x01010101
|
||
|
|
.again_blur:
|
||
|
|
push ecx
|
||
|
|
mov edi,screen
|
||
|
|
mov ecx,SIZE_X*3/4
|
||
|
|
pxor mm5,mm5
|
||
|
|
xor eax,eax
|
||
|
|
rep stosd
|
||
|
|
|
||
|
|
mov ecx,(SIZE_X*(SIZE_Y-3))*3/4
|
||
|
|
.blr:
|
||
|
|
@@:
|
||
|
|
|
||
|
|
movd mm0,[edi+SIZE_X*3]
|
||
|
|
movd mm1,[edi-SIZE_X*3]
|
||
|
|
movd mm2,[edi-3]
|
||
|
|
movd mm3,[edi+3]
|
||
|
|
|
||
|
|
punpcklbw mm0,mm5
|
||
|
|
punpcklbw mm1,mm5
|
||
|
|
punpcklbw mm2,mm5
|
||
|
|
punpcklbw mm3,mm5
|
||
|
|
paddw mm0,mm1
|
||
|
|
paddw mm0,mm2
|
||
|
|
paddw mm0,mm3
|
||
|
|
psrlw mm0,2
|
||
|
|
|
||
|
|
packuswb mm0,mm5
|
||
|
|
psubusb mm0,qword[esp] ; importand if fire
|
||
|
|
movd eax,mm0
|
||
|
|
stosd
|
||
|
|
|
||
|
|
loop .blr
|
||
|
|
|
||
|
|
xor eax,eax
|
||
|
|
mov ecx,SIZE_X*3/4
|
||
|
|
rep stosd
|
||
|
|
pop ecx
|
||
|
|
loop .again_blur
|
||
|
|
mov esp,ebp
|
||
|
|
pop ebp
|
||
|
|
end if
|
||
|
|
if Ext=NON
|
||
|
|
.blur:
|
||
|
|
push ecx
|
||
|
|
xor ecx,ecx
|
||
|
|
.next_col_coof:
|
||
|
|
xor esi,esi
|
||
|
|
xor eax,eax
|
||
|
|
xor ebx,ebx
|
||
|
|
mov edi,SIZE_X*SIZE_Y
|
||
|
|
.next:
|
||
|
|
mov ebp,esi
|
||
|
|
dec ebp
|
||
|
|
|
||
|
|
cmp ebp,SIZE_X*SIZE_Y-1 ; clipping
|
||
|
|
jl @f
|
||
|
|
mov ebp,SIZE_X*SIZE_Y-1
|
||
|
|
@@:
|
||
|
|
or ebp,ebp
|
||
|
|
jg @f
|
||
|
|
xor ebp,ebp
|
||
|
|
@@:
|
||
|
|
lea edx,[ebp*3+screen]
|
||
|
|
mov al,byte[edx+ecx]
|
||
|
|
|
||
|
|
mov ebp,esi
|
||
|
|
inc ebp
|
||
|
|
cmp ebp,SIZE_X*SIZE_Y-1 ; clipping
|
||
|
|
jl @f
|
||
|
|
mov ebp,SIZE_X*SIZE_Y-1
|
||
|
|
@@:
|
||
|
|
or ebp,ebp
|
||
|
|
jg @f
|
||
|
|
xor ebp,ebp
|
||
|
|
@@:
|
||
|
|
lea edx,[ebp*3+screen]
|
||
|
|
mov bl,byte[edx+ecx]
|
||
|
|
add eax,ebx
|
||
|
|
|
||
|
|
mov ebp,esi
|
||
|
|
sub ebp,SIZE_X
|
||
|
|
cmp ebp,SIZE_X*SIZE_Y-1 ; clipping
|
||
|
|
jl @f
|
||
|
|
mov ebp,SIZE_X*SIZE_Y-1
|
||
|
|
@@:
|
||
|
|
or ebp,ebp
|
||
|
|
jg @f
|
||
|
|
xor ebp,ebp
|
||
|
|
@@:
|
||
|
|
lea edx,[ebp*3+screen]
|
||
|
|
mov bl,byte[edx+ecx]
|
||
|
|
add eax,ebx
|
||
|
|
|
||
|
|
mov ebp,esi
|
||
|
|
add ebp,SIZE_X
|
||
|
|
cmp ebp,SIZE_X*SIZE_Y-1 ; clipping
|
||
|
|
jl @f
|
||
|
|
mov ebp,SIZE_X*SIZE_Y-1
|
||
|
|
@@:
|
||
|
|
or ebp,ebp
|
||
|
|
jg @f
|
||
|
|
xor ebp,ebp
|
||
|
|
@@:
|
||
|
|
lea edx,[ebp*3+screen]
|
||
|
|
mov bl,byte[edx+ecx]
|
||
|
|
add eax,ebx
|
||
|
|
|
||
|
|
shr eax,2
|
||
|
|
lea edx,[esi*3+screen]
|
||
|
|
or al,al
|
||
|
|
jz @f
|
||
|
|
dec al ; not importand if fire
|
||
|
|
mov byte[edx+ecx],al
|
||
|
|
@@:
|
||
|
|
|
||
|
|
inc esi
|
||
|
|
dec edi
|
||
|
|
jnz .next
|
||
|
|
|
||
|
|
inc ecx
|
||
|
|
cmp ecx,3
|
||
|
|
jne .next_col_coof
|
||
|
|
pop ecx
|
||
|
|
dec ecx
|
||
|
|
jnz .blur
|
||
|
|
end if
|
||
|
|
ret
|
||
|
|
|
||
|
|
mirror: ; mirror effect - loseless operation
|
||
|
|
; in ah - button id = 11, 12, 13
|
||
|
|
mov edi,[points_ptr] ; one real point - triple float
|
||
|
|
mov esi,[points_normals_ptr] ; one 3dvector - triple float dword x,y,z
|
||
|
|
fninit
|
||
|
|
movzx ecx,[points_count_var]
|
||
|
|
|
||
|
|
cmp ah,11
|
||
|
|
je @f
|
||
|
|
cmp ah,12
|
||
|
|
je .yn
|
||
|
|
cmp ah,13
|
||
|
|
je .zn
|
||
|
|
|
||
|
|
@@: ; neg x
|
||
|
|
fld dword[edi] ;x
|
||
|
|
fchs
|
||
|
|
fstp dword[edi] ;x
|
||
|
|
fld dword[esi]
|
||
|
|
fchs
|
||
|
|
fstp dword[esi]
|
||
|
|
add edi,12
|
||
|
|
add esi,12
|
||
|
|
loop @b
|
||
|
|
ret
|
||
|
|
.yn:
|
||
|
|
fld dword[edi+4] ;y
|
||
|
|
fchs
|
||
|
|
fstp dword[edi+4] ;y
|
||
|
|
fld dword[esi+4]
|
||
|
|
fchs
|
||
|
|
fstp dword[esi+4]
|
||
|
|
|
||
|
|
add edi,12
|
||
|
|
add esi,12
|
||
|
|
loop .yn
|
||
|
|
ret
|
||
|
|
.zn:
|
||
|
|
fld dword[edi+8] ;z
|
||
|
|
fchs
|
||
|
|
fstp dword[edi+8] ;z
|
||
|
|
fld dword[esi+8]
|
||
|
|
fchs
|
||
|
|
fstp dword[esi+8]
|
||
|
|
|
||
|
|
add edi,12
|
||
|
|
add esi,12
|
||
|
|
loop .zn
|
||
|
|
ret
|
||
|
|
|
||
|
|
exchange: ; exchange some coords - loseless operation
|
||
|
|
mov edi,[points_ptr] ; one real point - triple float
|
||
|
|
mov esi,[points_normals_ptr] ; one 3dvector - triple float dword x,y,z
|
||
|
|
fninit ; exchange both points and normal vactors coords/coofics
|
||
|
|
movzx ecx,[points_count_var]
|
||
|
|
|
||
|
|
cmp [xchg_flag],1
|
||
|
|
je @f
|
||
|
|
cmp [xchg_flag],2
|
||
|
|
je .zx
|
||
|
|
cmp [xchg_flag],3
|
||
|
|
je .yz
|
||
|
|
@@:
|
||
|
|
fld dword[edi] ;x
|
||
|
|
fld dword[edi+4] ;y
|
||
|
|
fstp dword[edi] ;x
|
||
|
|
fstp dword[edi+4] ;y
|
||
|
|
fld dword[esi] ;x
|
||
|
|
fld dword[esi+4] ;y
|
||
|
|
fstp dword[esi] ;x
|
||
|
|
fstp dword[esi+4] ;y
|
||
|
|
|
||
|
|
add esi,12
|
||
|
|
add edi,12
|
||
|
|
loop @b
|
||
|
|
ret
|
||
|
|
.zx:
|
||
|
|
fld dword[edi] ;x
|
||
|
|
fld dword[edi+8] ;z
|
||
|
|
fstp dword[edi] ;x
|
||
|
|
fstp dword[edi+8] ;z
|
||
|
|
fld dword[esi] ;x
|
||
|
|
fld dword[esi+8] ;y
|
||
|
|
fstp dword[esi] ;x
|
||
|
|
fstp dword[esi+8] ;y
|
||
|
|
|
||
|
|
add esi,12
|
||
|
|
add edi,12
|
||
|
|
loop .zx
|
||
|
|
ret
|
||
|
|
.yz:
|
||
|
|
fld dword[edi+8] ;z
|
||
|
|
fld dword[edi+4] ;y
|
||
|
|
fstp dword[edi+8] ;z
|
||
|
|
fstp dword[edi+4] ;y
|
||
|
|
fld dword[esi+8] ;x
|
||
|
|
fld dword[esi+4] ;y
|
||
|
|
fstp dword[esi+8] ;x
|
||
|
|
fstp dword[esi+4] ;y
|
||
|
|
|
||
|
|
add edi,12
|
||
|
|
add esi,12
|
||
|
|
loop .yz
|
||
|
|
ret
|
||
|
|
|
||
|
|
;#\\\\\\\\\\\\\\\\\\\\\\\\\comented///////////////////////////////
|
||
|
|
if 0
|
||
|
|
calc_attenuation_light: ;; calculate point to spot_light distance
|
||
|
|
; spot light with attenuation ;; and vector, normalize vector,
|
||
|
|
;; calc dot_pr and unlinear color according
|
||
|
|
;; to dot_product, write to color buff
|
||
|
|
.distance equ dword[ebp-4] ;; color buff in bumpmap for save the mem
|
||
|
|
.temp_col equ word[ebp-6]
|
||
|
|
.vector equ [ebp-20]
|
||
|
|
.spot_light_ptr equ dword [ebp-24]
|
||
|
|
mov ebp,esp
|
||
|
|
sub esp,24
|
||
|
|
mov edi,rotated_points_r ;points_rotated
|
||
|
|
mov edx,point_normals_rotated
|
||
|
|
mov ecx,bumpmap ; mem area with temp points color list
|
||
|
|
xor ax,ax ; counter
|
||
|
|
mov esi,spot_light_params
|
||
|
|
mov .spot_light_ptr,esi
|
||
|
|
.again_color:
|
||
|
|
push eax
|
||
|
|
lea ebx,.vector
|
||
|
|
mov esi,.spot_light_ptr ; calc vector fom light to every point
|
||
|
|
call make_vector_r
|
||
|
|
; ebx - ptr to result vector
|
||
|
|
fld dword [ebx]
|
||
|
|
fmul st, st
|
||
|
|
fld dword [ebx+4]
|
||
|
|
fmul st, st
|
||
|
|
fld dword [ebx+8]
|
||
|
|
fmul st, st
|
||
|
|
faddp st1, st
|
||
|
|
faddp st1, st
|
||
|
|
fsqrt
|
||
|
|
fstp .distance
|
||
|
|
push edi
|
||
|
|
mov edi,ebx
|
||
|
|
call normalize_vector
|
||
|
|
; edi - normalized distance vector
|
||
|
|
mov esi,edx
|
||
|
|
call dot_product ; esi first vector, edi second vector
|
||
|
|
; st0 - dot product
|
||
|
|
fabs ; why not ? - think about it
|
||
|
|
pop edi
|
||
|
|
fldz
|
||
|
|
fcomip st1
|
||
|
|
jbe @f ; st1>0
|
||
|
|
mov dword[ecx],0
|
||
|
|
mov word[ecx+4],0
|
||
|
|
add ecx,6
|
||
|
|
ffree st0
|
||
|
|
jmp .update_counters
|
||
|
|
@@:
|
||
|
|
; pop edi
|
||
|
|
|
||
|
|
; calc color(with atenuation), write to buff
|
||
|
|
; buff - color of points list
|
||
|
|
; color = ambient+cos(x)*diffuse+(cos(x)^n)*specular
|
||
|
|
|
||
|
|
push edx
|
||
|
|
push edi
|
||
|
|
|
||
|
|
push ecx
|
||
|
|
push ebp
|
||
|
|
|
||
|
|
; mov eax,spot_light_params
|
||
|
|
mov eax,.spot_light_ptr
|
||
|
|
movzx dx,byte[eax+15]
|
||
|
|
push dx ; shines
|
||
|
|
movzx dx,byte[eax+8] ; b
|
||
|
|
push dx ; orginal col
|
||
|
|
movzx dx,byte[eax+7] ; g
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+6] ; r
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+14] ; max col
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+13]
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+12]
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+11] ; min col
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+10]
|
||
|
|
push dx
|
||
|
|
movzx dx,byte[eax+9]
|
||
|
|
push dx
|
||
|
|
push eax ; dot pr. (in st0)
|
||
|
|
call calc_one_col
|
||
|
|
; eax - 0x00rrggbb
|
||
|
|
; brightness = 1 - (distance/light.fadezero)^fogness
|
||
|
|
; if brightness < 0, then brightness = 0
|
||
|
|
; attenuetion equation taken from 3dica tutorial - 1/d^2 isn't perfect
|
||
|
|
; color = color * brightness ; fogness = <0.5,2.0>
|
||
|
|
pop ebp
|
||
|
|
pop ecx
|
||
|
|
|
||
|
|
fld .distance
|
||
|
|
mov esi,.spot_light_ptr
|
||
|
|
; fidiv word[spot_light_params+16] ; fadezero
|
||
|
|
fidiv word[esi+16] ; fadezero
|
||
|
|
; fmul st,st0 ; fogness = 2
|
||
|
|
fabs ; to be sure
|
||
|
|
fchs
|
||
|
|
fld1
|
||
|
|
faddp
|
||
|
|
fld1
|
||
|
|
fcomip st1
|
||
|
|
jnbe @f
|
||
|
|
ffree st0
|
||
|
|
fld1
|
||
|
|
@@:
|
||
|
|
fld st ; st - brightness
|
||
|
|
ror eax,16
|
||
|
|
movzx bx,al ; al - r
|
||
|
|
mov .temp_col,bx
|
||
|
|
fimul .temp_col
|
||
|
|
fistp word[ecx]
|
||
|
|
cmp word[ecx],0
|
||
|
|
jge @f
|
||
|
|
mov word[ecx],0
|
||
|
|
@@:
|
||
|
|
; mov edx,dword[spot_light_params+12] ; max colors
|
||
|
|
mov edx,dword[esi+12] ; max colors
|
||
|
|
movzx bx,dl ; r max
|
||
|
|
cmp word[ecx],bx ; choose the brightest for r, g, b
|
||
|
|
jl @f
|
||
|
|
mov word[ecx],bx
|
||
|
|
@@:
|
||
|
|
|
||
|
|
add ecx,2
|
||
|
|
fld st
|
||
|
|
ror eax,16
|
||
|
|
movzx bx,ah ; g
|
||
|
|
mov .temp_col,bx
|
||
|
|
fimul .temp_col
|
||
|
|
fistp word[ecx]
|
||
|
|
cmp word[ecx],0
|
||
|
|
jg @f
|
||
|
|
mov word[ecx],0
|
||
|
|
@@:
|
||
|
|
movzx bx,dh ; g max
|
||
|
|
cmp word[ecx],bx
|
||
|
|
jle @f
|
||
|
|
mov word[ecx],bx
|
||
|
|
@@:
|
||
|
|
|
||
|
|
add ecx,2
|
||
|
|
movzx bx,al ; b
|
||
|
|
mov .temp_col,bx
|
||
|
|
fimul .temp_col
|
||
|
|
fistp word[ecx]
|
||
|
|
cmp word[ecx],0
|
||
|
|
jg @f
|
||
|
|
mov word[ecx],0
|
||
|
|
@@:
|
||
|
|
shr edx,16
|
||
|
|
movzx bx,dl ; b max
|
||
|
|
cmp word[ecx],bx
|
||
|
|
jle @f
|
||
|
|
mov word[ecx],bx
|
||
|
|
@@:
|
||
|
|
add ecx,2
|
||
|
|
;end if
|
||
|
|
; ror eax,16
|
||
|
|
; movzx bx,al
|
||
|
|
; mov word[ecx],bx
|
||
|
|
; ror eax,16
|
||
|
|
; movzx bx,ah
|
||
|
|
; mov word[ecx+2],bx
|
||
|
|
; xor ah,ah
|
||
|
|
; mov word[ecx+4],ax
|
||
|
|
; add ecx,6
|
||
|
|
|
||
|
|
pop edi
|
||
|
|
pop edx
|
||
|
|
|
||
|
|
.update_counters:
|
||
|
|
add edx,12 ; normal_size
|
||
|
|
add edi,12 ;6 ; 3d point_coord_size
|
||
|
|
|
||
|
|
pop eax
|
||
|
|
inc ax
|
||
|
|
cmp ax,[points_count_var]
|
||
|
|
jne .again_color
|
||
|
|
|
||
|
|
add .spot_light_ptr,18
|
||
|
|
cmp .spot_light_ptr,spot_l_end
|
||
|
|
jl .again_color
|
||
|
|
|
||
|
|
mov esp,ebp
|
||
|
|
ret
|
||
|
|
end if
|
||
|
|
;#\\\\\\\\\\\\\\\\\\\\\\\\\comented////////////////////////////////////
|