| 1,5 → 1,3 |
|---|
| macro use_gp |
| { |
| ;esi - screen size |
| ;edi - pointer to image |
| csi_width equ [esi+2] |
| 6,6 → 4,8 |
|---|
| csi_height equ [esi] |
| csi_bitspp equ [esi+4] |
| csi_bytesps equ [esi+6] |
| |
| |
| copy_screen_to_image: |
| pusha |
| xor edx,edx |
| 12,6 → 12,9 |
|---|
| xor ecx,ecx |
| xor ebx,ebx |
| |
| bt dword [use_rect.flags],1 |
| jc copy_area |
| |
| cmp csi_bitspp,word 24 |
| je .next_str_24 |
| |
| 60,4 → 63,32 |
|---|
| jl .next_str_24 |
| popa |
| ret |
| } |
| |
| copy_area: |
| mov eax,[scr.bytesps] |
| mov ebx,eax |
| movzx ecx,word [rect.top] |
| mul ecx |
| movzx ecx,word [rect.width] |
| shl ecx,2 |
| sub ebx,ecx |
| movzx ecx,word [rect.left] |
| shl ecx,2 |
| add eax,ecx |
| movzx ecx,word [rect.height] |
| mov edx,eax |
| .next_str: |
| movzx esi,word [rect.width] |
| .next_pixel: |
| mov eax,[gs:edx] |
| mov [edi],ax |
| shr eax,8 |
| mov [edi+2],ah |
| add edx,4 |
| add edi,3 |
| dec esi |
| jnz .next_pixel |
| add edx,ebx |
| loop .next_str |
| popa |
| ret |