| 12,7 → 12,9 |
|---|
| mov edi,[Zbuffer_ptr] |
| push edi |
| ; clear Zbuffer temporally used as image buffer |
| mov ecx,SIZE_X*SIZE_Y |
| movzx ecx,word[size_x_var] |
| movzx eax,word[size_y_var] |
| imul ecx,eax ;SIZE_X*SIZE_Y |
| xor eax,eax |
| cld |
| rep stosd |
| 67,11 → 69,12 |
|---|
| mov eax,.new_y |
| or eax,eax |
| jl .skip |
| cmp eax,SIZE_Y |
| movzx ebx,word[size_y_var] |
| cmp eax,ebx ;SIZE_Y |
| jg .skip |
| ; mov edx,SIZE_X |
| ; mul edx |
| shl eax,9 |
| movzx edx,word[size_x_var] |
| mul edx |
| ; shl eax,9 |
| add eax,dword .x |
| lea ebx,[eax*3] |
| mov eax,[esi] |
| 79,17 → 82,24 |
|---|
| .skip: |
| add esi,3 |
| inc dword .x |
| cmp dword .x,SIZE_X |
| movzx edx,word[size_x_var] |
| cmp dword .x,edx ;SIZE_X |
| jl .again |
| mov dword .x,0 |
| inc dword .y |
| cmp dword .y,SIZE_Y |
| movzx edx,word[size_y_var] |
| cmp dword .y,edx ;SIZE_Y |
| jl .again |
| |
| ; copy from temporary buffer -> Zbuffer to screen |
| mov esi,[Zbuffer_ptr] |
| mov edi,[screen_ptr] |
| mov ecx,SIZE_X*SIZE_Y*3/4 |
| movzx ecx,word[size_x_var] |
| movzx eax,word[size_y_var] |
| imul ecx,eax |
| lea ecx,[ecx*3] |
| shr ecx,2 |
| ; mov ecx,SIZE_X*SIZE_Y*3/4 |
| cld |
| rep movsd |
| |
| 112,11 → 122,11 |
|---|
| jl @f |
| or bx,bx |
| jl @f |
| cmp ax,SIZE_Y |
| cmp ax,[size_y_var] ;SIZE_Y |
| jge @f |
| cmp bx,SIZE_X |
| cmp bx,[size_x_var] ;SIZE_X |
| jge @f |
| mov edx,SIZE_X ; SIZE_X not only power of 2 -> 256,512,... |
| movzx edx,word[size_x_var] ;SIZE_X ; SIZE_X not only power of 2 -> 256,512,... |
| mul edx |
| add eax,ebx |
| mov edi,[screen_ptr] |
| 130,7 → 140,100 |
|---|
| |
| ret |
| |
| do_emboss: |
| do_emboss: ; sse2 version only |
| if Ext >= SSE2 |
| movzx ecx,[bumps_deep_flag] |
| inc ecx |
| call blur_screen ;blur n times |
| |
| mov eax,[size_y_var] ;load both x, y |
| mov ebx,eax |
| shr ebx,16 |
| cwde |
| mul ebx |
| mov ecx,eax |
| sub ecx,ebx |
| sub ecx,ebx |
| mov esi,[screen_ptr] |
| mov edi,[Zbuffer_ptr] |
| lea ebx,[ebx*3] |
| mov edx,esi |
| add esi,ebx |
| lea ebx,[ebx+esi] |
| pxor xmm0,xmm0 |
| push eax |
| @@: |
| movlps xmm1,[esi+3] |
| movhps xmm1,[esi+6] |
| punpcklbw xmm1,xmm0 |
| movlps xmm2,[esi-3] |
| movhps xmm2,[esi] |
| punpcklbw xmm2,xmm0 |
| movlps xmm3,[ebx] |
| movhps xmm3,[ebx+3] |
| movlps xmm4,[edx] |
| movhps xmm4,[edx+3] |
| punpcklbw xmm3,xmm0 |
| punpcklbw xmm4,xmm0 |
| psubsw xmm1,xmm2 |
| paddw xmm1,[.bias] |
| psubsw xmm3,xmm4 |
| paddw xmm3,[.bias] |
| pmulhw xmm1,xmm3 |
| movaps xmm7,xmm1 |
| movaps xmm6,xmm1 |
| psrlq xmm7,2*8 |
| psrlq xmm6,4*8 |
| pmaxsw xmm1,xmm7 |
| pmaxsw xmm1,xmm6 |
| |
| if 0 |
| movaps xmm7,xmm3 |
| movaps xmm6,xmm3 |
| psrlq xmm7,2*8 |
| psrlq xmm6,4*8 |
| pmaxsw xmm3,xmm7 |
| pmaxsw xmm3,xmm6 |
| end if |
| pmaxsw xmm1,xmm3 |
| |
| movd eax,xmm1 |
| movzx eax,al |
| lea eax,[eax*3+envmap_cub] |
| mov eax,[eax] |
| mov [edi],eax ;xmm1 |
| psrldq xmm1,8 |
| movd eax,xmm1 |
| movzx eax,al |
| lea eax,[eax*3+envmap_cub] |
| mov eax,[eax] |
| mov [edi+4],eax |
| |
| |
| add edi,8 |
| add esi,6 |
| add ebx,6 |
| add edx,6 |
| sub ecx,2 |
| jnc @b |
| |
| |
| pop ecx ;,eax |
| mov edi,[screen_ptr] |
| mov esi,[Zbuffer_ptr] |
| @@: |
| movsd |
| dec edi |
| loop @b |
| end if |
| ret |
| |
| align 16 |
| .bias: |
| dw 128, 128, 128, 128, 128, 128, 128, 128 |
| |
| if 0 ; old emb proc |
| |
| ; emboss - after drawing all, |
| ; transfer screen buffer into bump map |
| ; and draw two bump triangles |
| 227,6 → 330,7 |
|---|
| |
| pop ebp |
| ret |
| end if |
| ;********************************EMBOSS DONE******************************* |
| |
| |